CN105129878A - Refrigerator - Google Patents

Abstract

The present invention discloses a refrigerating machine, comprising: a case defining an appearance of the refrigerating machine and having a storage room defined therein; and a water filter device installed in the storage room, To purify water supplied from an external water supply source, wherein the water filter device includes a filter unit, a water storage tank unit and a closed box, and the filter unit is used to purify the water supplied from the water supply source purification, the water storage tank unit is used to store water purified by the filter unit, and the closed box provides a space for accommodating the filter unit and the water storage tank unit, wherein the closed box is installed in the storage room and cover the entire exterior surface of the cistern unit.

Description

refrigerator

This application is a divisional application of the patent application with the application number 201010001514.0 submitted to the Chinese Patent Office on January 4, 2010, and the invention name is "water filter equipment and refrigerator with water filter equipment".

technical field

Embodiments of the present invention relate to a water filter device for purifying water supplied from an external water supply source, and a refrigerator including a water storage tank unit for storing Water filter equipment to purify water.

Background technique

Recently developed refrigerating machines have a tendency to obtain clean water (purified water) by filtering tap water (unpurified water) using a water filter device for the intended purpose of an appliance equipped in the refrigerating machine.

This refrigerator includes a water filter device provided with a water filter to purify water supplied from an external water supply source, and a water storage tank for storing water purified by the water filter device. water.

Even in a state where the door of the refrigerator is not opened, the water filter device may supply purified water to the dispenser and the ice maker to dispense water and ice desired by a user.

However, the conventional refrigerator having the above configuration is difficult to assemble because the water filter device and the water storage tank are separated from each other. Therefore, conventional refrigerators increase material costs and labor costs.

Contents of the invention

Accordingly, an aspect of the present invention is to provide a refrigerator including a water filter device and a water storage tank integrated into a single assembly.

Additional aspects will be set forth in part in the description which follows and in part will be obvious from the description, or may be learned by practice of the invention.

According to one aspect, the refrigerator includes a cabinet and a water filter device, a storage room is defined in the cabinet, and the water filter device is installed in the storage room to purify water supplied from an external water supply source, wherein , the water filter device includes a filter unit, a water storage tank unit and a box body, the filter unit is used to purify the water supplied by the water supply source, and the water storage tank unit is used to store water purified by the filter unit water, the tank is used to accommodate the filter unit and the storage tank unit.

The filter unit may include a water filter assembly and a filter head assembly detachably connected to the water filter assembly.

The filter head assembly may include an inlet allowing water from a water supply to be introduced into the filter assembly and an outlet allowing water purified by the filter assembly to be discharged to the water storage tank unit.

A water supply pipe connected to a water supply source may be connected to the inlet. A connection pipe connected to the water storage tank unit may be connected to the outlet.

The refrigerator may further include: an ice maker installed in the storage chamber to make ice; and a dispenser for supplying water purified by the water filter device to the outside of the refrigerator.

A drain pipe may be connected to the water storage tank unit to drain water from the water storage tank unit to the ice maker and dispenser.

The tank body may be formed with through holes to guide the water supply pipe and the discharge pipe.

According to another aspect, a water filter device includes: a filter unit for receiving water from an external water supply source and purifying the received water; a water storage tank unit for the water storage tank a unit for storing water purified by the filter unit; and a tank for accommodating the filter unit and the storage tank unit.

The filter unit may include a water filter assembly and a filter head assembly detachably connected to the water filter assembly.

A connection pipe may be connected between the filter head assembly and the water storage tank unit to introduce water purified by the filter unit into the water storage tank unit.

The filter head assembly may include a first inlet and a first inlet channel, and a first outlet and a first outlet channel for directing water from a water supply for introduction into the filter In the water filter assembly, the first outlet and the first outlet channel are used to guide the water purified by the water filter assembly to be discharged to the water storage tank unit.

A water supply pipe connected to a water supply source may be connected to the first inlet. A second inlet passage formed at the water storage tank unit may be connected to the first outlet.

The water storage tank unit may include a water storage tank and an inlet pipe inserted into the water storage tank to guide water purified by the filter unit to be stored in the water storage tank.

The water storage tank may include a second inlet passage connected to the first outlet and the inlet pipe of the filter head assembly at opposite ends of the second inlet passage, and a second outlet. Two outlets are used to discharge the water stored in the water storage tank.

The refrigerator may further include: an ice maker installed in the storage chamber to make ice; and a dispenser for supplying water purified by the water filter device to the water filter device. external. A drain tube can be connected to the second outlet of the water storage tank to drain water from the water storage tank to the ice maker and dispenser

The water storage tank may be divided into an insertion space into which an inlet pipe is inserted and a storage space in which water introduced through the inlet pipe is stored. The storage space may communicate with the insertion space at a side opposite to the second outlet.

The water storage tank has an inner surface substantially spherical on one side to disperse pressure of water introduced into the storage space through the inlet pipe.

The filter assembly may include a first body and a second body accommodated in the first body such that under pressure of water introduced through the inlet passage or when the water filter assembly is connected or detached , the second body can move inside the first body. An elastic member may be disposed between the first body and the second body to move the second body inside the first body when the pressure of water introduced through the inlet passage is low.

According to another aspect, the refrigerating machine includes: a cabinet defining a storage room inside the cabinet; and a water filter device installed in the storage room to purify water supplied from an external water supply source, wherein the water filter device includes A filter unit, a water storage tank unit, and a case accommodating the filter unit for purifying water supplied from an external water supply source, and the water storage tank unit for storing the filtered unit Purified water, wherein the water storage tank unit includes a water storage tank, and an inlet pipe inserted into the water storage tank to guide water purified by the filter unit to be stored in the water storage tank.

According to another aspect, a water filter device includes a filter unit for receiving water from an external water supply source and purifying the received water, a water storage tank unit, and a housing for accommodating the filter unit and the water storage tank unit. Water, the water storage tank unit is used to store water purified by the filter unit, wherein the water storage tank unit includes: a water storage tank; and an inlet pipe inserted into the water storage tank to guide the water purified by the filter unit to be stored in the storage tank inside the tank.

Description of drawings

These and/or other aspects of the invention will become apparent and more readily understood from the following description of embodiments in conjunction with the accompanying drawings, in which:

FIG. 1 is a perspective view illustrating a refrigerator according to an exemplary embodiment;

2 is a perspective view illustrating a water filter device according to an exemplary embodiment;

3 is a cross-sectional view showing the water filter device shown in FIG. 2;

4 is a perspective view illustrating a water filter device according to another exemplary embodiment;

5 is a sectional view showing the water filter device shown in FIG. 4;

FIG. 6 is an exploded perspective view showing the water filter device in FIG. 5;

7 is an enlarged cross-sectional view showing a filter head assembly included in the water filter apparatus in FIG. 5;

FIG. 8 is an enlarged sectional view showing the water filter device in FIG. 5 in a state rotated by 90°; and

9 to 11 are cross-sectional views explaining the flow of water in the water filter apparatus shown in FIGS. 3 and 5, respectively.

Detailed ways

Reference will now be made in detail to embodiments, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout. The embodiments are described below in order to explain the present invention by referring to the figures.

As shown in FIG. 1, the refrigerator includes a cabinet 1 to define the appearance of the refrigerator. A storage room (not shown) is defined inside the cabinet 1, and food can be stored in said storage room. The storage room is divided into a refrigerator room and a freezer room by a partition wall (not shown).

Respective heat exchangers (not shown) and respective blowing fans (not shown) are installed at rears of the refrigerating and freezing chambers to independently generate and supply cool air to the refrigerating and freezing chambers. A machine room (not shown) is defined at the rear lower portion of the cabinet 1 to install a compressor (not shown) and a condenser (not shown) therein. With the compressor and condenser, the refrigerant is compressed and then condensed. The condensed refrigerant is sent to a heat exchanger.

Doors 2 are respectively installed at front sides of the respective chambers of the storage chambers to selectively open or close the respective chambers. The dispenser 4 is provided at a selected one of the doors 2 , for example, the door 2 of the freezer, so as to provide water and ice desired by a user even in a closed state of the door 2 .

An ice maker 3 is also installed in the storage room to receive water and make ice from the received water, and a water filter device 10 is also installed in the storage room to purify water, store the purified water, and supply the stored water to distribution device 4 and refrigerator 3. To this end, the refrigerator is also provided with a water supply pipe 6 to supply water from an external water supply source 5 to the water filter device 10, and the refrigerator is also provided with a discharge pipe 7 to discharge water purified by the water filter device 10 Supply to ice maker 3 and dispenser 4.

As shown in FIGS. 2 and 3, the water filter device 10 includes a case 20 installed in a storage room. The tank body 20 defines a space accommodating a filter unit 30 that purifies water supplied from an external water supply source 5 through a water supply pipe 6 and a water storage tank unit 60 that stores water purified by the filter unit 30 .

The tank body 20 is formed with through holes 21 to guide the water supply pipe 6 and the discharge pipe 7 to an inlet 52 of a filter head assembly 50 (to be described later) and an outlet 62 of the water storage tank unit 60, respectively.

The filter unit 30 includes a water filter assembly 40 detachably accommodated in the case 20 . A filter head assembly 50 is also included in the filter unit 30 . The filter head assembly 50 is detachably connected to the water filter assembly 40 .

The water filter assembly 40 includes: a filter case 41 to accommodate a filter (not shown); and a coupling 42 provided at one side of the filter case 41 . Filter head assembly 50 is connected to coupler 42 .

A filter inlet 43 is formed through the coupling 42 to allow the filter head assembly 50 to receive external water through the filter inlet 43 . A filter outlet 44 is also formed through the coupling 42 to allow the filter head assembly 50 to discharge purified water after being introduced into the water filter assembly 40 through the filter inlet 43 .

A sealing member 45 may be installed around an outer peripheral surface of the coupling 42 to prevent water discharged through the filter outlet 44 from being leaked to the outside.

The filter head assembly 50 includes a main body 51 having: an inlet 52 through which water from an external water supply 5 is introduced; and an outlet 53 through which the outlet 53 passes through the inlet 52 The introduced water is discharged in a purified state. Although not shown, the main body 51 may be provided with a core (not shown) installed in the main body 51 so that the core can be extended or retracted, and the main body 51 may be provided with an elastic member (not shown) to elastically support the core body.

The inlet 52 is connected with the water supply pipe 6 to receive water from the external water supply source 5 . The connection pipe 70 is also connected between the filter head assembly 50 and the water storage tank unit 60 to discharge the water purified by the water filter assembly 40 to the water storage tank unit 60 . The outlet 53 of the filter head assembly 50 is connected to the connecting pipe 70 .

As described above, the water storage tank unit 60 is accommodated in the tank body 20 . The water storage tank unit 60 includes a water storage tank inlet 61 and a water storage tank outlet 62, the water storage tank inlet 61 is connected with a connecting pipe 70, and the water storage tank outlet 62 is connected with a discharge pipe 7, and the discharge pipe 7 will pass through the water storage tank inlet 61 The introduced water is supplied to the ice maker 3 and the distributor 4 .

Meanwhile, FIGS. 4 to 8 are views of a water filter apparatus according to another exemplary embodiment. As shown in FIGS. 4 and 5 , the water filter device 10 includes a tank 120 installed in the storage chamber as in the previous embodiments. Although not shown, the water filter device 10 may be accommodated in a recess formed at one side surface of a storage container 19 disposed adjacent to one side wall of the refrigerating chamber.

The box body 120 defines a space for accommodating the filter unit 130 and the water storage tank unit 180. The filter unit 130 purifies the water supplied by the external water supply source 5 through the water supply pipe 6. The water storage tank unit 180 stores water purified by the filter unit 130. of water.

The tank body 120 is formed with through holes 121 to respectively guide the water supply pipe 6 and the discharge pipe 7 to a first inlet 152 of a filter head assembly 150 (to be described later) and a second outlet 185 of the water storage tank unit 180 .

The filter unit 130 includes a water filter assembly 140 detachably accommodated in the box body 120 . A filter head assembly 150 is also included in the filter unit 130 . The filter head assembly 150 is detachably connected to the water filter assembly 140 .

Like the previous embodiments, the water filter assembly 140 includes a filter housing 141 and a filter 145 accommodated in the filter housing 141 .

The filter case 141 has a cylindrical structure with one end open. A handle 142 is connected to one end of the filter case 141 , ie, the open end, such that the handle 142 closes the open end of the filter case 141 .

A coupler 143 is provided at the other end of the filter case 141 . Coupler 143 is mounted within filter head assembly 150 . At an outer peripheral surface of the coupler 143 , a connection protrusion 144 is provided to connect the coupler 143 with the filter head assembly 150 . A first sealing member 146 is also provided at an outer peripheral surface of the coupling 143 to prevent water introduced into the filter case 141 or water discharged from the filter case 141 from leaking to the outside.

The filter 145 is accommodated in the filter case 141 through the open end of the filter case 141 in a state where opposite ends of the filter 145 are respectively supported by the covers 147 .

As shown in FIGS. 6 and 7 , the filter head assembly 150 includes a first body 151 , a second body 161 and a bracket 171 , and the second body 161 is accommodated in the first body 151 so that the second body 161 can be mounted on the first body. 151 is extended or retracted, and the bracket 171 is used to support the ends of one side of the first and second bodies 151 and 161 .

The first body 151 is provided with a first inlet 152 and a first inlet channel 153 through which water from the water supply source 5 is introduced. The first body 151 is also provided with a first outlet 156 and a first outlet channel 157 through which water purified by the water filter assembly 140 is discharged to the water storage tank unit 180 . A bypass channel 155 is also provided at the first body 151 , and the bypass channel 155 communicates with the first inlet channel 153 and the first outlet channel 157 .

As mentioned above, the second body 161 is accommodated in the first body 151 such that the second body 161 can be extended or retracted in the first body 151 . The second body 161 is formed with a first communication channel 162 to communicate with the first inlet channel 153 and the water filter assembly 140 , and the second body 161 is formed with a second communication channel 163 to communicate with the first outlet channel 157 and the water filter assembly 140 .

A valve unit 165 is provided at each of the communication passages 162 and 163 . The valve unit 165 operates to open or close the first inlet passage 153 and the first communication passage 162 , and the first outlet passage 157 and the second communication passage 163 , respectively.

Each valve unit 165 includes a valve stem 166, a support member 167 supporting the valve stem 166, a first elastic member 168 and a second sealing member 169, and the first elastic member 168 is elastic between the valve stem 166 and the support member 167. The valve stem 166 is ground supported, and the second sealing member 169 is arranged around the outer peripheral surface of the valve stem 166 . When the water filter assembly 140 is installed on the filter head assembly 150 or separated from the filter head assembly 150 , the first elastic member 168 elastically supports the valve rod 166 .

As described above, the bracket 171 supports ends of one side of the first and second bodies 151 and 161 . A slot part 172 is provided at each of the bracket 171 and the second body 161 . The coupler 143 of the water filter assembly 140 is installed in the socket portion 172 . Engagement protrusions 173 are provided at the inner peripheral surface of the socket portion 172 . When the coupler 143 is rotated by 90° after being installed in the socket portion 172 , the connection protrusion 144 of the coupler 143 is engaged with the engagement protrusion 173 so that the coupler 143 is connected with the socket portion 172 .

According to the above configuration, with the water filter assembly 140 installed in the filter housing portion 122 of the case 120, when the handle 142 is rotated by 90°, the water filter assembly 140 is installed to the filter head assembly 150, thus filtering The connection protrusion 144 of the water bowl assembly 140 is engaged with the engagement protrusion 173 of the filter head assembly 150 . When it is desired to replace the water filter assembly 140 with a new water filter assembly, when the handle 142 is rotated in the opposite direction, the water filter assembly 140 can be separated from the box body 120, and then the water filter assembly 140 can be pulled out .

Although the water filter assembly 140 is detachably connected to the filter head assembly 150 and is connected through the connection protrusion 144 and the coupling protrusion 173 in this embodiment, this configuration is only an illustrative example. The connection can be achieved using other known arrangements such as threaded connections, snaps or hooks.

According to the present embodiment, the second elastic member 175 is disposed between the first body 151 and the second body 161 , as shown in FIGS. 5 and 8 . When the pressure of water supplied to the water filter apparatus 10 is low, the valve unit 165 may fail to operate due to the low water pressure. In this case, the second elastic member 175 operates to prevent such malfunction of the valve unit 165 due to low water pressure.

Referring again to FIG. 5 , the water storage tank unit 180 includes a water storage tank 181 to store water purified by the filter unit 130 , and the water storage tank unit 180 includes an inlet pipe 186 inserted into the water storage tank 181 .

The water storage tank 181 includes a second inlet passage 184 and a second outlet 185, the second inlet passage 184 is connected to the first outlet 156 formed at the first body 151 of the filter head assembly 150, and the second outlet 185 is connected to the discharge pipe 7 for supplying purified water to the ice maker 3 and the distributor 4 . The second inlet passage 184 is provided at the rear of the water storage tank 181 at the bottom side of the water storage tank 181 in the form of a pipe. Thus, the second inlet passage 184 is matingly connected to the first outlet 156 . The second outlet 185 is provided at the rear side of the water storage tank 181 .

The first outlet 156 of the filter head assembly 150 is arranged such that it directly connects with the second inlet channel 184 of the water storage tank unit 180 to reduce the length of the water supply line in this embodiment of the invention. Of course, the first outlet 156 may be indirectly connected to the second inlet channel 184 through a water supply valve. In this case, purified water discharged from the first outlet 156 of the filter head assembly 150 is introduced into the water supply valve, and then supplied to the water storage tank unit 180 after the water supply valve controls the water supply amount.

The water storage tank 181 is divided into a storage space 182 in which water purified by the filter unit 130 is stored, and an insertion space 183 into which an inlet pipe 186 is inserted. The insertion space 183 communicates with the inlet passage 184 at one end thereof, and at the same time, communicates with the storage space 182 at the other end thereof. That is, water discharged from the filter unit 130 is introduced into the second inlet passage 184 and then guided to the front of the storage space 182 opposite to the second outlet 185 through the inlet pipe 186 .

Therefore, in the present embodiment, the water supplied to the water storage tank 181 through the inlet pipe 186 is stored in the water storage tank 181 from the front side 182 a of the storage space 182 . Therefore, through the outlet 185 opposite to the front side 182a of the storage space 182, the water that has been stored in the water storage tank 181 near the outlet 185 and cooled by the cold air supplied to the storage room is discharged, so that the water is supplied to the ice maker. 3 and dispenser 4.

The front side 182a of the storage space 182 has a spherical shape to disperse the pressure of water introduced into the storage space 182 through the inlet pipe 186, thereby preventing damage to the water storage tank 181 due to water pressure.

Hereinafter, a process of supplying water from an external water supply source to the ice maker and the dispenser according to the embodiment shown in FIG. 3 will be described with reference to FIG. 9 .

Water supplied from the external water supply source 5 is first introduced into the filter unit 30 through the water supply pipe 6 . In this case, since the water supply pipe 6 is in a state of being connected to the inlet 52 of the filter head assembly 50 , water supplied from the external water supply source 5 may be introduced into the water filter assembly 40 .

The water introduced into the water filter assembly 40 is purified by the water filter assembly 40 and then discharged through the outlet 53 of the filter head assembly 50 . The water discharged through the outlet 53 is introduced into the water storage tank unit 60 through the connection pipe 70 .

The water introduced into the water storage tank unit 60 is stored in the water storage tank unit 60 and then flows through the discharge pipe 7 . The water flowing through the discharge pipe 7 is sent to the ice maker 3 and the distributor 4 .

Now, a process of supplying water from an external water supply source to the ice maker and the dispenser in a state where the water filter assembly is separated from the filter head assembly according to the embodiment shown in FIG. 5 will be described with reference to FIG. 10 .

Water supplied from the external water supply source 5 is first introduced into the first inlet passage 153 of the filter head assembly through the water supply pipe 6 , and then discharged through the first outlet passage 157 after passing through the bypass passage 155 .

In this case, since water from the external water supply source 5 is introduced into the first inlet passage 153, the second body 161 moves leftward due to the pressure of the introduced water. Accordingly, the bypass passage 155 is exposed or opened, thereby communicating the first inlet passage 153 and the first outlet passage 157 . In this way, water flows from the first inlet channel 153 to the first outlet channel 157 . During this process, the valve stem 166 of the valve unit 165 is always pushed toward the water filter assembly 140, thereby closing the first and second communication passages 162 and 163.

Water discharged from the outlet passage 157 of the filter head assembly 150 is introduced into the water storage tank 181 . The water introduced into the water storage tank 181 is stored in the water storage tank 181 and then flows through the discharge pipe 7 . The water flowing through the discharge pipe 7 is supplied to the ice maker 3 and the distributor 4 .

In the embodiment shown in FIG. 5 , the process of supplying water from an external water supply source to the ice maker and dispenser will also be described with reference to FIG. 11 .

Water supplied from the external water supply source 5 is first introduced into the filter unit 130 through the water supply pipe 6 . In this case, since the water supply pipe 6 is in a state of being connected to the first inlet 152 of the filter head assembly 150, water supplied from the external water supply source 5 can be introduced through the first inlet passage 153 and the first communication passage 162. Water filter assembly 140 .

The water introduced into the water filter assembly 140 is purified through the water filter assembly 140 and then discharged through the first outlet 156 of the filter head assembly 150 after flowing through the second communication channel 163 and the first outlet channel 157 .

Water discharged through the first outlet 156 of the filter head assembly 150 is introduced into the storage space 182 of the water storage tank 181 through the second inlet passage 184 and the inlet pipe 186 of the water storage tank unit 180 . In this case, the water introduced into the storage space 182 through the inlet pipe 186 is directed to the spherical front side of the storage space 182 . Accordingly, damage to the water storage tank 181 due to the pressure of supplied water can be prevented.

The water introduced into the water storage tank 181 is stored in the water storage tank 181 and then flows through the discharge pipe 7 . The water flowing through the discharge pipe 7 is supplied to the ice maker 3 and the distributor 4 .

In this case, the water supplied to the water storage tank 181 is stored in the water storage tank 181 from the front side 182 a of the storage space 182 through the inlet pipe 186 . Accordingly, through the outlet 185 opposite to the front side 182a of the storage space 182, the water cooled by the cold air that has been stored in the water storage tank 181 near the outlet 185 and supplied to the storage chamber is discharged.

In each refrigerator according to the above-mentioned embodiments, the water supplied by the external water supply source 5 is supplied to the ice maker 3 and the distributor 4 after being purified by the water filter device 10, and the water filter device 10 The filter unit 30 or 130 and the water storage tank unit 60 or 180 are included, and the filter unit 30 or 130 and the water storage tank unit 60 or 180 are held in an integral state within the tank body 20 or 120 .

Therefore, compared with the case where the conventional water storage tank unit and the filter unit are separated, the water filter device 10 can improve assembly and reduce material cost and labor cost because the filter unit 30 or 130 and the water storage tank unit 60 Or 180 is held within the box 20 or 120.

In the refrigerating machine according to one of the above-described embodiments, since water is supplied to the water storage tank 181 through the inlet pipe 186, the cold-air-cooled water part of the water stored in the water storage tank 181 can be cooled more than the remaining water part. are served early.

In the refrigerator according to each of the above-described embodiments, since the front side of the storage space 182 has a spherical shape, damage to the water storage tank 181 due to the pressure of water supplied to the water storage tank 181 through the inlet pipe 186 can be prevented.

In the refrigerator according to one of the above embodiments, even when the pressure of water supplied to the water filter device is low, since the filter head assembly 150 includes the second elastic member 175, the second elastic member 175 of the filter head assembly 150 The main body 161 is also movable within the first main body 151 .

From the above description, it is obvious that since the refrigerator includes a water filter device in which the filter unit and the water storage tank unit are accommodated in the case, the above refrigerator enhances assembly and reduces labor force costs and manufacturing costs.

While certain embodiments have been described and illustrated, it will be understood by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents Object limited.

Claims (15)

1. a refrigerator, comprising:

Cabinet, described cabinet limits the outward appearance of refrigerator, and has the storing chamber be limited to wherein; With

Water strainer equipment, described water strainer equipment is arranged in described storing chamber, to purify the water supplied from outside water-supply source,

Wherein, described water strainer equipment comprises filter unit, water storage tank unit and closed box, described filter unit is used for purifying the water supplied by described water-supply source, described water storage tank unit is for storing the water through filter purification unit, described closed box is provided for the space holding filter unit and water storage tank unit

Wherein, described closed box to be arranged in described storing chamber and to cover whole outside surfaces of described water storage tank unit.

2. refrigerator according to claim 1, wherein, filter unit also comprises filter head assembly and water filter assemblies, and described water filter assemblies is connected to filter head assembly separably.

3. refrigerator according to claim 2, wherein, filter head assembly includes an inlet and an outlet, and described entrance allows to be introduced in water filter assemblies from the water of water-supply source, and described outlet allows to be disposed to water storage tank unit through the water of water filter assemblies purification.

4. refrigerator according to claim 3, wherein,

The water-supply pipe be connected with water-supply source is connected to described entrance; And

The pipe connecting be connected with water storage tank unit is connected to described outlet.

5. refrigerator according to claim 4, also comprises:

Ice maker, described ice maker is arranged in storing chamber with ice making; And

Divider, described divider is used for the outside water through water strainer equipment clean being supplied to refrigerator.

6. refrigerator according to claim 5, wherein,

Delivery pipe is connected to water storage tank unit, so that the water from water storage tank unit is disposed to ice maker and divider.

7. refrigerator according to claim 6, wherein, casing is formed with through hole, to guide water-supply pipe and delivery pipe.

8. refrigerator according to claim 2, wherein, filter head assembly comprises the first entrance and the first access road, and first exports and the first exit passageway, described first entrance and the first access road are for guiding the water from water-supply source, to be introduced in water filter assemblies, described first outlet and the first exit passageway for guide through water filter assemblies purify water, to be disposed to water storage tank unit.

9. refrigerator according to claim 8, wherein,

The water-supply pipe be connected with water-supply source is connected to described first entrance; And

The second access road being formed in water storage tank unit place is connected to described first outlet.

10. refrigerator according to claim 1, wherein:

Described water storage tank unit comprises water storage tank and inlet tube, and described inlet tube inserts in water storage tank, to be directed through the water of filter module purification, makes it be stored in water storage tank.

11. refrigerators according to claim 9, wherein:

Described water storage tank unit comprises water storage tank and inlet tube, and described inlet tube inserts in water storage tank, to be directed through the water of filter module purification, makes it be stored in water storage tank; And

Described water storage tank comprises the second access road and the second outlet, described second access road exports with first of filter head assembly respectively in the opposite end of described second access road and is connected with inlet tube, and described second outlet is for discharging the water be stored in water storage tank.

12. refrigerators according to claim 11, also comprise:

Ice maker, described ice maker is arranged in storing chamber with ice making; And

Divider, described divider is used for the outside water through water strainer equipment clean being supplied to described water strainer equipment,

Wherein, delivery pipe is connected to the second outlet of water storage tank, so that the water from water storage tank is disposed to ice maker and divider.

13. refrigerators according to claim 11, wherein,

Water storage tank is divided into insertion space and storage area, and inlet tube inserts in described insertion space, and the water introduced through inlet tube is stored in described storage area; And

Described storage area is exporting contrary side be communicated with described insertion space with second.

14. refrigerators according to claim 13, wherein, water storage tank has internal surface, and this internal surface becomes roughly spherical in side, to disperse the pressure of the water introduced in storage area by inlet tube.

15. refrigerators according to claim 8, wherein,

Described filter assemblies comprises the first main body and the second main body, described second main body is contained in the first main body, make under the pressure effect of the water introduced by access road or when water filter assemblies is connected or be separated, the second main body can move in the first main body; And

Elastomeric element is arranged between the first main body and the second main body, with when the pressure of the water introduced by access road is low, the second main body is moved in the first main body.