CN110575711A - Spiral dewatering device - Google Patents
Spiral dewatering device Download PDFInfo
- Publication number
- CN110575711A CN110575711A CN201910876743.8A CN201910876743A CN110575711A CN 110575711 A CN110575711 A CN 110575711A CN 201910876743 A CN201910876743 A CN 201910876743A CN 110575711 A CN110575711 A CN 110575711A
- Authority
- CN
- China
- Prior art keywords
- spiral
- barrel
- core pipe
- partition plate
- air inlet
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000003546 flue gas Substances 0.000 claims abstract description 26
- 230000018044 dehydration Effects 0.000 claims abstract description 24
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 24
- 238000005192 partition Methods 0.000 claims abstract description 18
- 238000000926 separation method Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 6
- 230000008569 process Effects 0.000 claims abstract description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 239000010865 sewage Substances 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 6
- 238000000746 purification Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 208000005156 Dehydration Diseases 0.000 description 17
- 239000007789 gas Substances 0.000 description 11
- 230000005484 gravity Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000009987 spinning Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
- B01D45/16—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream, the centrifugal forces being generated solely or partly by mechanical means, e.g. fixed swirl vanes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cyclones (AREA)
Abstract
The invention relates to a spiral dehydration device, which comprises a vertically arranged barrel, wherein the side surface of the upper part of the barrel is provided with an air inlet, the air inlet direction of the air inlet is the same as the tangential direction of the outer side surface of the barrel, a core pipe is arranged in the barrel, the upper end of the core pipe penetrates out of the barrel, a spiral partition plate is arranged between the barrel and the core pipe, and the spiral partition plate is arranged around the core pipe; the lower end of the cylinder body is fixedly connected with the conical hopper; a spiral closed channel is formed between the spiral partition plate and the core pipe, and the spiral closed channel can provide collision resistance in the process of passing flue gas so as to realize gas-water separation in the flue gas. The rectangular air pipe is connected from the tangential direction of the upper end of the cylinder body. And continuous spiral closed channels are formed among the cylinder body, the spiral partition plate and the core pipe. The invention can efficiently remove the mechanical water carried by wet flue gas in various wet dust removal purification systems, and the device has low resistance, small equipment floor area and easy maintenance.
Description
Technical Field
The invention belongs to the technical field of dehydration, and particularly relates to a spiral dehydration device.
Background
In a converter primary dust removal wet purification system, a wet desulfurization system and other wet dust removal purification systems, a large amount of water is sprayed into the system for cooling and dust removal purification, the flue gas often contains a large amount of water vapor in the process, and an effective dehydration device is required to be adopted for dehydration treatment before the flue gas enters an exhaust funnel to be discharged, so that the dust-containing water vapor is separated from the flue gas, the purification efficiency is improved, the discharge of water is reduced, a certain white-removing purpose is achieved, and the waste of water resources is reduced. The prior common dehydration modes mainly comprise a gravity type dehydrator, a wire mesh dehydrator, a cyclone dehydrator and the like.
The inventor thinks that: the gravity type dehydrator adopts large space and low flow velocity to settle mechanical water in flue gas under the action of gravity so as to achieve the aim of dehydration, and the dehydration mode is often huge in equipment, large in investment and low in dehydration efficiency; the wire mesh dehydrator adopts the filler arranged in the tower body to form damping action so as to achieve the purpose of removing mechanical water in the flue gas, and the dehydration mode has large resistance, high equipment failure rate and large maintenance and overhaul amount; the cyclone dehydrator adopts the mode that a large number of spinning disks are arranged in the tower body and centrifugal force is used for throwing mechanical water in flue gas to the spinning disks and the wall of the tower body, and then the mechanical water is removed under the action of gravity.
disclosure of Invention
The invention aims to provide a spiral dehydration device which can efficiently remove mechanical water carried by wet flue gas in various wet dust removal purification systems, and has the advantages of low resistance, small equipment floor area, simple structure and easy maintenance.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a screw-tupe dewatering device, its includes the barrel of vertical arrangement, the side on barrel upper portion is equipped with the air inlet, the tangential direction of the air inlet direction and barrel lateral surface of air inlet is the same.
The barrel is internally provided with a core pipe, the upper end of the core pipe penetrates out of the barrel, a spiral partition plate is arranged between the barrel and the core pipe, the spiral partition plate is arranged around the core pipe, and the lower end of the barrel is fixedly connected with the conical hopper.
A spiral closed channel is formed between the spiral partition plate and the core pipe, and the spiral closed channel can provide collision resistance in the process of passing flue gas so as to realize gas-water separation in the flue gas.
Further, the air inlet is a rectangular air pipe, and the rectangular air pipe is connected from the tangential direction of the upper end of the barrel body.
Further, the continuous spiral closed channel is formed among the cylinder, the spiral partition plate and the core pipe, so that centrifugal force is generated when the flue gas flows in the spiral closed channel.
Further, the lower end of the core tube is connected with a reducing tube, the upper end of the reducing tube is fixed with the core tube, the diameter of the upper end of the reducing tube is the same as that of the core tube, and the diameter of the lower end of the reducing tube is larger than that of the upper end of the reducing tube.
Further, the cylinder body and the core tube are both of cylindrical structures, and the cylinder body and the core tube are coaxially arranged.
The external gas containing the mechanical water firstly enters from the gas inlet and then enters the spiral closed channel, the gas containing the mechanical water is forced to rotate and flow in the spiral closed channel, and the wet gas containing the water separates the mechanical water from the gas under the action of centrifugal force and then is discharged to the cone hopper along the cylinder wall under the action of gravity and then is discharged through the blow-off pipe. The dehydrated gas firstly enters the core pipe through the large opening of the reducer and then is discharged through the gas outlet, and finally gas-water separation is completed, so that a good dehydration effect is achieved.
The invention has the beneficial effects that:
The invention can effectively realize the separation of gas and water, greatly improve the dehydration effect, reduce the moisture content of the discharged gas, reduce the waste of water resources and realize the effect of white elimination to a certain extent. The invention adopts a spiral channel and depends on the dehydration mode of centrifugal dehydration and gravity dehydration, thereby not only overcoming the defect of huge conventional gravity dehydration equipment, but also solving the problem that the cyclone dehydrator is difficult to overhaul, and the invention has small system resistance and convenient equipment maintenance.
The mode that the air inlet is communicated with the inner cavity of the cylinder along the tangential direction of the cylinder is adopted, so that a foundation is provided for the flue gas to do spiral motion in the spiral closed channel, and the flue gas is prevented from losing a large amount of kinetic energy when entering the inner cavity of the cylinder.
by adopting the reducer structure, the diameter of the lower end of the reducer is larger than that of the upper end of the reducer, so that the reducer can be used for improving the transfer speed of the flue gas to the core pipe.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a front view of the overall structure in an embodiment of the present invention;
Fig. 2 is a top view of the overall structure in an embodiment of the invention.
In the figure: 1. an air inlet; 2. a cylinder 3 and a spiral clapboard; 4. a conical hopper; 5. a blow-off pipe; 6. a reducer; 7. a core tube; 8. an air outlet; 9. and (6) overhauling holes.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
in an exemplary embodiment of the present invention, as shown in fig. 1 to 2, a screw type dehydration apparatus includes a vertically arranged drum 2, a side surface of an upper portion of the drum 2 is provided with an air inlet 1, and an axial direction of the air inlet 1 is the same as a tangential direction of an outer side surface of the drum 2.
The barrel 2 is internally provided with a core pipe 7, the upper end of the core pipe 7 penetrates out of the barrel 2, a spiral partition plate 3 is arranged between the barrel 2 and the core pipe 7, and the spiral partition plate 3 surrounds the core pipe 7.
the lower end of the cylinder body 2 is fixedly connected with the conical hopper.
A spiral closed channel is formed between the spiral partition plate 3 and the core pipe 7, and the spiral closed channel can provide collision resistance in the process of passing flue gas so as to realize gas-water separation in the flue gas.
The air inlet 1 is a rectangular air pipe, and the rectangular air pipe is connected from the tangential direction of the upper end of the barrel body 2.
In other embodiments, the inlet may take other shapes, such as cylindrical. The specific mechanism of the air inlet can be set by the person skilled in the art, and is not described in detail here.
The cylinder 2, the spiral partition plate 3 and the core tube 7 form a continuous spiral closed channel, so that centrifugal force is generated when the flue gas flows in the spiral closed channel.
The lower end of the core tube 7 is connected with a reducing tube 6, the upper end of the reducing tube 6 is fixed with the core tube 7, the diameter of the upper end of the reducing tube 6 is the same as that of the core tube 7, and the diameter of the lower end of the reducing tube 6 is larger than that of the upper end.
The cylinder body 2 and the core tube 7 are both of cylindrical structures, and the cylinder body 2 and the core tube 7 are coaxially arranged.
And one end of the core tube 7 extending out of the cylinder body 2 forms an air outlet 8.
The lower extreme opening of awl fill is in blow off pipe 5 fixed connection, the opening and closing that blow off pipe 5 can be intermittent type nature has got rid of the liquid ponding in the awl fill.
The lateral wall of barrel 2 is equipped with a plurality of access holes 9.
The working principle is as follows: the wet flue gas containing water firstly enters from the air inlet 1, the air inlet 1 is arranged at the top end of the cylinder body 2 and enters along the tangential direction, the wet flue gas containing water enters into a spiral, continuous and closed channel formed by the cylinder body 2, the spiral partition plate 3 and the core pipe 7 after passing through the air inlet 1, the wet flue gas containing water flows in the channel at a high speed and in a rotating manner, mechanical water in the flue gas is thrown to the inner wall of the cylinder body 2 under the action of centrifugal force in the flowing process, then the mechanical water flows onto the spiral partition plate 3 along the inner wall of the cylinder body 2 under the action of gravity, finally the removed water flows into the cone hopper 4, and flows into the sewage discharge pipe 5 from the cone hopper 4 to be discharged. The dehydrated gas enters the lower part of the cylinder 2 from the tail end of the spiral channel, firstly enters the large opening of the reducing pipe 6 at a low flow rate, then enters the core pipe 7 from the small opening of the reducing pipe 6, and then is discharged from the gas outlet 8, so that the gas-water separation is realized. A plurality of access holes 9 are arranged on the outer wall of the cylinder body 2 for the overhaul and maintenance of the dewatering device.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (8)
1. A spiral dewatering device is characterized by comprising a vertically arranged barrel, wherein an air inlet is arranged on the side surface of the upper part of the barrel, the air inlet direction of the air inlet is the same as the tangential direction of the outer side surface of the barrel,
A core pipe is arranged in the cylinder body, the upper end of the core pipe penetrates out of the cylinder body, a spiral partition plate is arranged between the cylinder body and the core pipe, the spiral partition plate is arranged around the core pipe, and the lower end of the cylinder body is fixedly connected with the conical hopper;
A spiral closed channel is formed between the spiral partition plate and the core pipe, and the spiral closed channel can provide collision resistance in the process of passing flue gas so as to realize gas-water separation in the flue gas.
2. The screw type dewatering device according to claim 1, wherein the air inlet is a rectangular air pipe which is connected from the tangential direction of the upper end of the cylinder.
3. The screw type dehydration device according to claim 1, characterized in that said barrel, said spiral partition plate and said core tube form a continuous spiral closed channel therebetween, so that the flue gas generates centrifugal force when circulating in the spiral closed channel.
4. The screw type dehydration device according to claim 1, wherein said core tube is connected at its lower end with a reducer, said reducer having its upper end fixed to said core tube, said reducer having its upper end diameter identical to the core tube diameter, said reducer having its lower end diameter larger than the upper end diameter.
5. The screw type dehydration device according to claim 1 characterized in that said cylinder and said core tube are both cylindrical structures, said cylinder and said core tube are coaxially arranged.
6. The screw type dehydration device according to claim 1 wherein said core tube is formed with an air outlet at one end protruding out of the cylinder.
7. The screw type dehydration device of claim 1, wherein the lower end opening of the cone hopper is fixedly connected with a sewage discharge pipe.
8. The screw type dehydration device according to claim 1 characterized in that the side wall of said cylinder is provided with a plurality of manholes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910876743.8A CN110575711A (en) | 2019-09-17 | 2019-09-17 | Spiral dewatering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910876743.8A CN110575711A (en) | 2019-09-17 | 2019-09-17 | Spiral dewatering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110575711A true CN110575711A (en) | 2019-12-17 |
Family
ID=68811543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910876743.8A Pending CN110575711A (en) | 2019-09-17 | 2019-09-17 | Spiral dewatering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110575711A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111389170A (en) * | 2020-04-24 | 2020-07-10 | 中冶东方工程技术有限公司 | A high-efficiency purification, dehydration and whitening device |
| CN114195100A (en) * | 2020-09-18 | 2022-03-18 | 湖南蓝启新材料有限公司 | Fluorine gas continuous recycling method and device |
| CN116571012A (en) * | 2023-04-08 | 2023-08-11 | 山东凯格瑞森能源科技有限公司 | Gas-water separation device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2265235Y (en) * | 1996-10-17 | 1997-10-22 | 曹英山 | Cyclone liquid-gas seperator |
| CN205340359U (en) * | 2015-12-31 | 2016-06-29 | 广西玉林卓越动力发电设备有限公司 | Novel dehydration of cyclone formula device |
| CN106669294A (en) * | 2016-12-30 | 2017-05-17 | 中冶东方工程技术有限公司 | Multi-stage cyclone dehydration device |
-
2019
- 2019-09-17 CN CN201910876743.8A patent/CN110575711A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2265235Y (en) * | 1996-10-17 | 1997-10-22 | 曹英山 | Cyclone liquid-gas seperator |
| CN205340359U (en) * | 2015-12-31 | 2016-06-29 | 广西玉林卓越动力发电设备有限公司 | Novel dehydration of cyclone formula device |
| CN106669294A (en) * | 2016-12-30 | 2017-05-17 | 中冶东方工程技术有限公司 | Multi-stage cyclone dehydration device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111389170A (en) * | 2020-04-24 | 2020-07-10 | 中冶东方工程技术有限公司 | A high-efficiency purification, dehydration and whitening device |
| CN114195100A (en) * | 2020-09-18 | 2022-03-18 | 湖南蓝启新材料有限公司 | Fluorine gas continuous recycling method and device |
| CN116571012A (en) * | 2023-04-08 | 2023-08-11 | 山东凯格瑞森能源科技有限公司 | Gas-water separation device |
| CN116571012B (en) * | 2023-04-08 | 2024-05-14 | 山东凯格瑞森能源科技有限公司 | Gas-water separation device |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191217 |
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| RJ01 | Rejection of invention patent application after publication |