CN114367141B - Multi-waterway end cover assembly of single-stage composite integrated RO filter element filter flask - Google Patents
Multi-waterway end cover assembly of single-stage composite integrated RO filter element filter flask Download PDFInfo
- Publication number
- CN114367141B CN114367141B CN202210104235.XA CN202210104235A CN114367141B CN 114367141 B CN114367141 B CN 114367141B CN 202210104235 A CN202210104235 A CN 202210104235A CN 114367141 B CN114367141 B CN 114367141B
- Authority
- CN
- China
- Prior art keywords
- annular groove
- cannula
- end cap
- end cover
- filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 20
- 238000003780 insertion Methods 0.000 claims abstract description 60
- 230000037431 insertion Effects 0.000 claims abstract description 60
- 238000004891 communication Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 39
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000001223 reverse osmosis Methods 0.000 description 14
- 239000012528 membrane Substances 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 229920000742 Cotton Polymers 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000008399 tap water Substances 0.000 description 3
- 235000020679 tap water Nutrition 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 229910006299 γ-FeOOH Inorganic materials 0.000 description 2
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/30—Filter housing constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
- B01D61/026—Reverse osmosis; Hyperfiltration comprising multiple reverse osmosis steps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/08—Apparatus therefor
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nanotechnology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention relates to the technical field of water purifiers, in particular to a multi-waterway end cover assembly of a single-stage composite integrated RO filter element filter bottle, which comprises a first insertion pipe, a second insertion pipe, a third insertion pipe, a fourth insertion pipe, a fifth insertion pipe, a first annular groove and a second annular groove at the bottom, wherein the first annular groove is sleeved outside the second annular groove, a gap is reserved between the first annular groove and the second annular groove, the first insertion pipe is communicated with the first annular groove along the outer wall of the end cover assembly, the fifth insertion pipe is communicated with the inside of the first annular groove, the bottom of the second insertion pipe is communicated with the gap between the first annular groove and the second annular groove, and the third insertion pipe is arranged in the center of the end cover assembly and is communicated with a central area surrounded by the second annular groove when viewed from top, and the fourth insertion pipe is communicated with the second annular groove. Compared with the prior art, the invention can realize that the waterway flows out after entering the end cover twice, has smaller structural volume and is beneficial to the collection of the multi-layer filter element.
Description
Technical Field
The invention relates to the technical field of water purifiers, in particular to a multi-waterway end cover assembly of a single-stage composite integrated RO filter element filter bottle.
Background
Along with the pursuit of the mass of life by the masses, the demands of people on the quality of drinking water are increasing. Therefore, the water purifier is used as a purifying device for drinking water, so that the produced purified water is fresher, more sanitary and safer and is popular with consumers. Further, the rapid development of the water purifier manufacturing industry is promoted, and in order to meet a great deal of market demands, how to reduce the cost in the aspects of water purifier production, use and the like is a problem to be solved in the industry.
The water purifier in the prior art mostly adopts a strengthening bacteria control type household water purifier disclosed by a publication number CN208532432U (publication date is 22 days 2 months 2019), and comprises a PP cotton filter element filter flask, a particle gamma-FeOOH filter element filter flask, a compressed activated carbon filter element filter flask, an ultrafiltration membrane filter element filter flask and a coconut shell activated carbon filter element filter flask which are sequentially connected in series through pipelines. Unlike the traditional five-stage ultrafilter water purifier, the granular gamma-FeOOH filter element filter flask is added in the water purifier, and the aim of 'phosphorus run out of grain' bacteria control is achieved by strengthening and removing inorganic phosphorus in the water. The water purifier is simple and convenient in installation mode, simple in pipe connection mode and convenient to take water, and the problem that the bacterial concentration is obviously increased in the long-time use process of the water purifier can be solved. In order to realize the multifunctional water purifying function, the filter bottles with different functions are connected in series to form the multistage water purifier.
However, because of integrating a plurality of filter bottles, the structure of the water purifier is bulky, a large number of pipelines are needed for realizing the integration of the filter bottles, the volume of the filter bottles can be greatly increased, and the invention aims to provide the end cover assembly which has a compact structure and is integrated with a plurality of filter element filter bottles.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a multi-waterway end cover assembly of a single-stage composite integrated RO filter element filter bottle, which comprises a first insertion tube, a second insertion tube, a third insertion tube, a fourth insertion tube and a fifth insertion tube which are arranged at the top of the end cover assembly;
The novel end cover comprises an end cover assembly, and is characterized by further comprising a first annular groove and a second annular groove which are arranged at the bottom of the end cover assembly, wherein the first annular groove is sleeved outside the second annular groove, a gap is reserved between the first annular groove and the second annular groove, a first insertion pipe is communicated with the first annular groove along the outer wall of the end cover assembly, a fifth insertion pipe is communicated with the inside of the first annular groove, the bottom of the second insertion pipe is communicated with the gap between the first annular groove and the second annular groove, and a third insertion pipe is arranged in the center of the end cover assembly and is communicated with a central area surrounded by the second annular groove in a overlooking mode and is communicated with the second annular groove.
In an embodiment, the end cap assembly is arranged in an outer bottle of the filter flask, the end cap assembly comprises a first end cap, the first end cap comprises a first side edge and a first end face, the diameter of the first side edge is matched with the inner diameter of a bottle body of the outer bottle, and a plurality of grooves connecting the upper side edge and the lower side edge of the first side edge are formed in the first side edge.
In one embodiment, the upper surface of the first end surface is provided with a plurality of protrusions.
In an embodiment, the lower surface of the first end surface is connected with an inner cylinder body, the outer diameter of the inner cylinder body is smaller than the inner diameter of the first side edge, and the first annular groove is formed between the inner cylinder body and the first side edge.
In an embodiment, the lower surface of the first end face is provided with a connecting flange, and the first end face is detachably connected with the inner bottle body through the connecting flange.
In an embodiment, the upper surface of the first end surface is further provided with a second through hole, a third through hole and a fourth through hole, and the second through hole, the third through hole and the fourth through hole are located in a circular projection of the inner cylinder body in a top view.
In an embodiment, the first cannula and the fifth cannula are disposed on the upper surface of the first end face, an opening is disposed at the bottom of the side wall of the first cannula, a communicating portion is disposed at the bottom of the side wall of the fifth cannula, and the communicating portion communicates the interior of the fifth cannula and one side of the first annular groove close to the inner ring of the first annular groove.
In an embodiment, the end cap assembly further comprises a second end cap, the second end cap is located in the inner ring of the first annular groove, the second end cap comprises a second end face and a second side edge, the outer diameter of the second side edge is smaller than the inner diameter of the inner bottle body, a cylindrical socket is arranged at the bottom of the second end face, and the second annular groove is formed between the cylindrical socket and the second side edge.
In an embodiment, a second insertion tube, a third insertion tube and a fourth insertion tube are arranged on the upper surface of the second end face, and the second end cover is connected with the first end cover through the second insertion tube passing through the second perforation, the third insertion tube passing through the third perforation and the fourth insertion tube passing through the fourth perforation.
In an embodiment, a guide groove is further formed on the second end face, the guide groove connects the edge of the second end face and the bottom of the second cannula, and the guide groove is communicated with the bottom of the second cannula.
Based on the above, compared with the prior art, the multi-waterway end cover assembly of the single-stage composite integrated RO filter element filter bottle provided by the invention has the advantages that waterways can flow out after entering the end cover twice through the arrangement of the first cannula, the second cannula, the third cannula, the fourth cannula, the fifth cannula and the first annular groove and the second annular groove, the structural volume is small, and the collection of multi-layer filter elements is facilitated.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objects and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to the drawings without any inventive effort for a person skilled in the art, where the positional relationship described in the drawings in the following description, unless otherwise specified, are all based on the directions in which the components are depicted in the drawings.
FIG. 1 is a schematic cross-sectional view of an embodiment of a multi-waterway end cap assembly of a single-stage composite integrated RO cartridge filter flask provided by the present invention;
FIG. 2 is a schematic view of a first end cap of an embodiment;
FIG. 3 is a schematic view of a preferred embodiment of a first end cap;
FIG. 4 is a schematic cross-sectional view of a second end cap of an embodiment;
FIG. 5 is an external perspective view of an exemplary filter flask;
FIG. 6 is a schematic cross-sectional view of an exemplary filter flask;
FIG. 7 is a schematic cross-sectional view of an exemplary outer bottle;
fig. 8 is a schematic cross-sectional view of a preferred embodiment of a filter flask.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments, technical features designed in different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other, and all other embodiments obtained by those skilled in the art without making creative efforts on the basis of the embodiments of the present invention are all within the scope of protection of the present invention.
In the description of the present invention, it should be noted that all terms used in the present invention (including technical and scientific terms) have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs and are not to be construed as limiting the present invention, and it should be further understood that the terms used in the present invention should be construed as having meanings consistent with the meanings of the terms in the context of the present specification and the related art and should not be construed in an idealized or overly formal sense unless expressly so defined herein.
The following is a description of specific examples.
To achieve at least one of the advantages and other advantages, an embodiment of the present invention is shown in fig. 1, and fig. 1 is a schematic cross-sectional view of a single-stage composite integrated RO filter element multi-layer purification filter flask assembly according to the present embodiment.
As shown in fig. 1, the end cap assembly 100 provided in this embodiment includes a first cannula, a second cannula, a third cannula, a fourth cannula, and a fifth cannula disposed on top of the end cap assembly 100;
The novel end cover comprises an end cover assembly, and is characterized by further comprising a first annular groove and a second annular groove which are arranged at the bottom of the end cover assembly, wherein the first annular groove is sleeved outside the second annular groove, a gap is reserved between the first annular groove and the second annular groove, a first insertion pipe is communicated with the first annular groove along the outer wall of the end cover assembly, a fifth insertion pipe is communicated with the inside of the first annular groove, the bottom of the second insertion pipe is communicated with the gap between the first annular groove and the second annular groove, and a third insertion pipe is arranged in the center of the end cover assembly and is communicated with a central area surrounded by the second annular groove in a overlooking mode and is communicated with the second annular groove.
Specifically, in some embodiments, as shown in fig. 2 and 6, the end cap assembly 100 is disposed in an outer bottle 220 of the filter bottle 200, the end cap assembly 100 includes a first end cap 110, the first end cap 110 includes a first side edge 111 and a first end surface 112, a diameter of the first side edge 111 matches an inner diameter of a bottle body 222 of the outer bottle 220, and a plurality of grooves 111a connecting upper and lower sides of the first side edge 111 are formed on the first side edge 111.
In some embodiments, as shown in fig. 2, the upper surface of the first end surface 112 is provided with a plurality of protrusions 112a.
As shown in fig. 1, an inner cylinder 120 is connected to the lower surface of the first end surface 112, the outer diameter of the inner cylinder 120 is smaller than the inner diameter of the first side edge 111, and the first annular groove 101 is formed between the inner cylinder 120 and the first side edge 111.
Preferably, as shown in fig. 3, in some embodiments, the lower surface of the first end surface 112 has a connection flange 112b, and the first end surface 112 is detachably connected to the inner cylinder body 120 through the connection flange 112 b.
The upper surface of the first end surface 112 is further provided with a second through hole 112c, a third through hole 112d and a fourth through hole 112e, and the second through hole 112c, the third through hole 112d and the fourth through hole 112e are located in a circular projection of the inner cylinder body 120 in a top view.
The first insertion tube 112f and the fifth insertion tube 112g are disposed on the upper surface of the first end face 112, an opening is disposed at the bottom of the side wall of the first insertion tube 112f, a communicating portion 112h is disposed at the bottom of the side wall of the fifth insertion tube 112g, and the communicating portion 112h communicates the interior of the fifth insertion tube 112g and one side of the first annular groove 101 close to the inner ring thereof.
In some embodiments, as shown in fig. 1 and 4, the end cap assembly 100 further includes a second end cap 130, the second end cap 130 is located in the inner ring of the first annular groove 101, the second end cap 130 includes a second end surface 131 and a second side edge 132, an outer diameter of the second side edge 132 is smaller than an inner diameter of the inner cylinder body 120, a cylindrical socket 133 is provided at a bottom of the second end surface 131, and the second annular groove 102 is formed between the cylindrical socket 133 and the second side edge 132.
In some embodiments, as shown in fig. 4, the second end surface 131 has a second insertion tube 131a, a third insertion tube 131b, and a fourth insertion tube 131c on an upper surface thereof, and the second end cover 130 is connected to the first end cover 110 through the second insertion tube 131a passing through the second through hole 112c, the third insertion tube 131b passing through the third through hole 112d, and the fourth insertion tube 131c passing through the fourth through hole 112 e.
Preferably, as shown in fig. 4, a guide groove 131d is further provided on the second end surface 131, the guide groove 131d connects the edge of the second end surface 131 and the bottom of the second cannula 131a, and the guide groove 131d is in communication with the bottom of the second cannula 131 a.
To further illustrate at least one of the advantages of the present invention, or other advantages, a filter flask embodiment employing a single-stage composite integrated RO cartridge multi-layer purifying filter flask assembly provided by the present invention is described below.
As shown in fig. 5-7, the filter flask 200 includes an outer flask 220, the outer flask 220 includes a tip 221, a flask 222 and an end cover 223, the tip 221 is disposed at one end of the flask 222, the diameter of the tip 221 is relatively smaller than that of the flask 222, the sidewall of the tip 221 is provided with at least two second clamping parts 221a uniformly distributed circumferentially, and the second clamping parts 221a have a second horizontal plane and a third inclined plane which are connected;
As shown in fig. 5-7, the top of the end 221 is provided with a first interface 211, a second interface 212, a third interface 213, a fourth interface 214 and a fifth interface 215, the interior of the end 221 is provided with a first slot 224a, a second slot 224b, a third slot 224c, a fourth slot 224d and a fifth slot 224e corresponding to each filter bottle interface 210, the first slot 224a is communicated with the first interface 211, the second slot 224b is communicated with the second interface 212, the third slot 224c is communicated with the third interface 213, the fourth slot 224d is communicated with the fourth interface 214, and the fifth slot 224e is communicated with the fifth interface 215;
The end cap 223 is detachably connected to the other end of the bottle body 222, and the end cap 223, the bottle body 222 and the inside of the tip 221 form a cavity.
Referring to fig. 5 and 6, the filter flask 200 further comprises a first filter layer 251 and an inner flask 240, the inner flask 240 comprises an end cap assembly 100 and an inner flask body 120, the first end cap 110 comprises a first side edge 111 and a first end surface 112, as shown in fig. 6, the diameter of the first side edge 111 is matched with the inner diameter of the flask body 222 of the outer flask 220, and a plurality of grooves 111a connecting the upper side edge and the lower side edge of the first side edge 111 are formed on the first side edge 111;
As shown in fig. 1-4, the upper surface of the first end surface 112 is provided with a plurality of protrusions 112a, the lower surface of the first end surface 112 is provided with a connecting flange 112b, the first end surface 112 is detachably connected with the inner bottle body 120 through the connecting flange 112b, the first filter layer 251 is sleeved outside the inner bottle body 120, a first cavity 201 is arranged between the first filter layer 251 and the outer bottle 220, and a second cavity 202 is arranged between the first filter layer 251 and the inner bottle 240;
Preferably, the first filter layer 251 is a sleeved layer of activated carbon or PP cotton filter material, or both.
The second filter layer 252 has a cylindrical structure, the second filter layer 252 adopts, but is not limited to, a Reverse Osmosis (RO) membrane, water cannot enter from the outer side wall of the cylindrical RO membrane, water flow can flow into the RO membrane from the bottom end face, pure water obtained after filtration flows out from the inner side wall of the RO membrane, and waste water flows out from the top end face of the RO membrane. As shown in fig. 6, a third cavity 203 is formed between the outer wall of the second filter layer 252 and the inner cylinder body 120, a fourth cavity 204 is formed between an end surface of the second filter layer 252, which is close to the second end cover 130, and the second end cover 130, the fourth cavity 204 is communicated with the fourth cannula 131c, an inner tube is penetrated inside the second filter layer 252, a fifth cavity 205 is formed in the inner tube, and the fifth cavity 205 is communicated with the third cannula 131b and is isolated from the fourth cavity 204.
Preferably, in some embodiments, a third filter layer 253 may be further disposed in the fifth cavity 205, where the third filter layer 253 is disposed through the inner tube, and the third filter layer 253 is a hollow structure. Preferably, the third filter layer is, but not limited to, activated carbon, PP cotton or a functional filter material, such as taste filter materials commonly used in the art, and the like.
Specifically, as shown in fig. 6, the first cannula 112f is inserted into the first slot 224a, the second cannula 131a is inserted into the second slot 224b, the third cannula 131b is inserted into the third slot 224c, the fourth cannula 131c is inserted into the fourth slot 224d, and the fifth cannula 112g is inserted into the fifth slot 224 e;
The first insertion tube 112f, the second insertion tube 131a, the third insertion tube 131b, the fourth insertion tube 131c and the fifth insertion tube 112g are respectively provided with a water seal 260, the water seal 260 comprises a water seal thimble 261 and an elastic structure, the elastic structure pushes the water seal thimble 261 towards a first position of the plugging insertion tube, and when the water seal thimble 261 is located at the first position, a part of the water seal thimble 261 is located in the filter flask interface 210.
When the filter is in actual use, tap water enters from a tap water pipe interface which is communicated with a tap water pipe and is connected with the first interface, enters a filter flask through the first interface, then enters into the first insertion pipe, enters into a gap formed between the first end cover and the outer bottle due to the convex support through the opening at the bottom of the side wall of the first insertion pipe, enters into the first cavity through a plurality of grooves on the first side edge, enters into the second cavity through preliminary filtration of the first filter layer to form primary water, the primary water in the second cavity flows out from a pump water inlet pipe interface through the fifth interface through the opening at the bottom of the fifth insertion pipe, the primary water is pressurized through an external booster pump, and then is sent into the filter flask through the pump primary water pipe interface and the second interface, the risk of damage of the booster pump can be reduced because the primary water is purified by the first filter layer, then the primary water entering into the filter flask flows into the third cavity through the guide groove on the second insertion pipe and the second end cover, then flows out to the pure water through the third filter layer RO membrane through the first filter layer, the primary water enters into the fifth cavity to flow out to the pure water outlet through the third insertion pipe, the third interface and the pure water outlet through the pure water outlet pipe interface, and the fourth filter membrane or the fourth concentrated water outlet pipe interface is obtained through the fourth filter membrane.
Based on the above, compared with the prior art, the multi-waterway end cover assembly of the single-stage composite integrated RO filter element filter bottle provided by the invention has the advantages that waterways can flow out after entering the end cover twice through the arrangement of the first cannula, the second cannula, the third cannula, the fourth cannula, the fifth cannula and the first annular groove and the second annular groove, the structural volume is small, and the collection of multi-layer filter elements is facilitated.
In addition, it should be understood by those skilled in the art that although there are many problems in the prior art, each embodiment or technical solution of the present invention may be modified in only one or several respects, without having to solve all technical problems listed in the prior art or the background art at the same time. Those skilled in the art will understand that nothing in one claim should be taken as a limitation on that claim.
Although terms such as filter caps, filter bottles, first interface discs, second interface discs, tube interfaces, filter bottle interfaces, and vias are used more herein, the use of other terms is not precluded. These terms are only used to more conveniently describe and explain the nature of the invention and should be construed in a manner that does not depart from the spirit of the invention by any of the additional limitations, the terms "first," "second," etc. (if any) in the description of embodiments of the invention and in the claims and drawings described above are intended to distinguish between similar objects and not necessarily describe a particular sequence or order.
It should be noted that the above embodiments are merely for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that the technical solution described in the above embodiments may be modified or some or all of the technical features may be equivalently replaced, and these modifications or substitutions do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the present invention.
Claims (10)
1. A multi-waterway end cover assembly of a single-stage composite integrated RO filter element filter bottle is characterized by comprising a first insertion tube, a second insertion tube, a third insertion tube, a fourth insertion tube and a fifth insertion tube which are arranged at the top of the end cover assembly;
The novel end cover comprises an end cover assembly, and is characterized by further comprising a first annular groove and a second annular groove which are arranged at the bottom of the end cover assembly, wherein the first annular groove is sleeved outside the second annular groove, a gap is reserved between the first annular groove and the second annular groove, a first insertion pipe is communicated with the first annular groove along the outer wall of the end cover assembly, a fifth insertion pipe is communicated with the inside of the first annular groove, the bottom of the second insertion pipe is communicated with the gap between the first annular groove and the second annular groove, and a third insertion pipe is arranged in the center of the end cover assembly and is communicated with a central area surrounded by the second annular groove in a overlooking mode and is communicated with the second annular groove.
2. The multi-waterway end cap assembly of a single-stage composite integrated RO filter cartridge of claim 1, wherein the end cap assembly is disposed in an outer bottle of the filter cartridge, the end cap assembly includes a first end cap including a first side edge having a diameter matching an inner diameter of a body of the outer bottle and a first end face having a plurality of grooves connecting upper and lower sides of the first side edge.
3. The multi-waterway end cover assembly of a single-stage composite integrated RO filter cartridge filter flask of claim 2, wherein the upper surface of the first end face is provided with a plurality of protrusions.
4. The multi-waterway end cap assembly of a single-stage composite integrated RO filter cartridge of claim 3, wherein a lower surface of the first end face is coupled to an inner cylinder body having an outer diameter less than an inner diameter of the first side edge, the inner cylinder body and the first side edge defining the first annular groove therebetween.
5. The multi-waterway end cap assembly of a single-stage composite integrated RO cartridge filter flask of claim 4, wherein a lower surface of said first end face has a connecting flange, and said first end face is removably coupled to said inner flask body via said connecting flange.
6. The multi-waterway end cap assembly of a single-stage, composite, integrated RO cartridge filter flask of claim 5, wherein said first end face has a second aperture, a third aperture, and a fourth aperture disposed in a circular projection of said inner flask shell.
7. The multi-waterway end cover assembly of the single-stage composite integrated RO filter cartridge filter flask of claim 6, wherein the first cannula and the fifth cannula are arranged on the upper surface of the first end face, an opening is arranged at the bottom of the side wall of the first cannula, a communicating part is arranged at the bottom of the side wall of the fifth cannula, and the communicating part is communicated with the inside of the fifth cannula and one side of the first annular groove close to the inner ring of the fifth cannula.
8. The multi-waterway end cap assembly of a single-stage composite integrated RO filter cartridge of claim 7, further comprising a second end cap positioned within an inner ring of the first annular groove, the second end cap including a second end face and a second side edge, an outer diameter of the second side edge being less than an inner diameter of the inner cartridge body, a cylindrical receptacle being provided at a bottom of the second end face, the cylindrical receptacle and the second side edge defining the second annular groove therebetween.
9. The multi-waterway end cap assembly of single-stage composite integrated RO filter cartridge of claim 8, wherein a second cannula, a third cannula, and a fourth cannula are disposed on an upper surface of the second end surface, and the second end cap is connected to the first end cap by the second cannula passing through the second aperture, the third cannula passing through the third aperture, and the fourth cannula passing through the fourth aperture.
10. The multi-waterway end cap assembly of single-stage composite integrated RO filter cartridge filter flask of claim 9, wherein a channel is further provided on the second end surface, the channel connecting an edge of the second end surface and a bottom of the second cannula, the channel being in communication with the bottom of the second cannula.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210104235.XA CN114367141B (en) | 2022-01-28 | 2022-01-28 | Multi-waterway end cover assembly of single-stage composite integrated RO filter element filter flask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210104235.XA CN114367141B (en) | 2022-01-28 | 2022-01-28 | Multi-waterway end cover assembly of single-stage composite integrated RO filter element filter flask |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114367141A CN114367141A (en) | 2022-04-19 |
| CN114367141B true CN114367141B (en) | 2024-12-17 |
Family
ID=81146153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210104235.XA Active CN114367141B (en) | 2022-01-28 | 2022-01-28 | Multi-waterway end cover assembly of single-stage composite integrated RO filter element filter flask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114367141B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN216878230U (en) * | 2022-01-28 | 2022-07-05 | 厦门佳浴智能卫浴有限公司 | An intelligent single-stage composite integrated RO filter bottle multi-water channel end cap assembly |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080000820A1 (en) * | 2006-06-30 | 2008-01-03 | Mitchell Alan J | Water Filter Cartridge and Valve with Autobypass Feature |
| JP5193286B2 (en) * | 2007-04-27 | 2013-05-08 | ドナルドソン カンパニー，インコーポレイティド | Liquid filtration assembly, system, and filtration method |
| CN209661364U (en) * | 2019-01-23 | 2019-11-22 | 杭州老板电器股份有限公司 | Composite filter element structure |
| CN112142130B (en) * | 2019-06-27 | 2025-04-11 | 佛山市美的清湖净水设备有限公司 | Filter element cap for water purifier, filter bottle for water purifier and water purifier |
| CN214457187U (en) * | 2020-11-27 | 2021-10-22 | 浙江艾波特环保科技股份有限公司 | RO membrane composite filter element |
| CN214087945U (en) * | 2020-12-01 | 2021-08-31 | 浙江艾波特环保科技股份有限公司 | Composite filter element and water purifier comprising same |
-
2022
- 2022-01-28 CN CN202210104235.XA patent/CN114367141B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN216878230U (en) * | 2022-01-28 | 2022-07-05 | 厦门佳浴智能卫浴有限公司 | An intelligent single-stage composite integrated RO filter bottle multi-water channel end cap assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114367141A (en) | 2022-04-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2021164335A1 (en) | Central tube, wound-type membrane assembly, composite filter cartridge assembly, and water purification system | |
| CN209307052U (en) | Composite filter element component | |
| EP3549653B1 (en) | Water purification system with composite filter element assembly | |
| WO2022188731A1 (en) | Filter element assembly and water purifier | |
| CN209307051U (en) | Composite filter element component | |
| CN111115881B (en) | Composite filter element components | |
| CN110255747B (en) | Composite filter element assembly and water purification system | |
| CN114367141B (en) | Multi-waterway end cover assembly of single-stage composite integrated RO filter element filter flask | |
| CN216878229U (en) | Multilayer of compound integrated RO filter core of intelligence single-stage purifies filter flask structure | |
| CN216878230U (en) | An intelligent single-stage composite integrated RO filter bottle multi-water channel end cap assembly | |
| CN114570077A (en) | Stage type filter element and water purifying device | |
| CN217526649U (en) | Multilayer of compound integrated RO filter core of intelligence single-stage purifies filter flask subassembly | |
| CN216878231U (en) | Small-size filter flask subassembly of multilayer purification of compound integrated RO filter core of intelligence single-stage | |
| CN212222600U (en) | Four-in-one composite filter element | |
| CN206560794U (en) | Counter-infiltration filter core, reverse osmosis purified water system and anti-penetration water purifier | |
| CN110255748B (en) | Composite filter element assembly and water purification system | |
| WO2021259068A1 (en) | Filter element assembly and water purifier | |
| CN111115872B (en) | Composite filter element and water treatment device with same | |
| CN114618213B (en) | Water purification system comprising stage type filter element | |
| CN114394688A (en) | A multi-layer purification water blocking filter cap with an intelligent single-stage composite integrated RO filter element | |
| CN216890374U (en) | Filter flask with laminated water seal for intelligent single-stage composite integrated RO (reverse osmosis) filter element | |
| CN216890375U (en) | Back flush water route of compound integrated RO filter core purifier of intelligence single-stage | |
| CN216662653U (en) | Filter element shell and composite filter element thereof | |
| CN211896347U (en) | Composite filter element assembly and water purifier with same | |
| CN114307358A (en) | Multilayer of compound integrated RO filter core of intelligence single-stage purifies filter flask structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A single-stage composite integrated RO filter cartridge filter bottle with multiple water channel end cap components Granted publication date: 20241217 Pledgee: Industrial and Commercial Bank of China Limited Xiamen Branch Business Department Pledgor: XIAMEN JIAYU INTELLIGENT TOILET AND BATHROOM Co.,Ltd. Registration number: Y2025980006090 |