CN221166120U - Water purification filter, water supply tank and refrigerator - Google Patents

Abstract

The utility model relates to a water purifying filter, a water supply tank and a refrigerator, wherein the water purifying filter comprises: the box body is provided with a water inlet and a water outlet, and a filter cavity is formed in the box body; the adjusting plate is slidably arranged at the water inlet and/or the water outlet; when the adjusting plate slides, the adjusting plate can adjust the opening area of the water inlet or the water outlet, and adjust the speed of water entering the filter cavity and/or leaving the filter cavity, so as to adjust the contact time of water and the water purifying material in the water purifying filter, so that the water purifying capacity of the water purifying filter is improved, and the water purifying effect of the water purifying device in the refrigerator is improved.

Description

Water purification filter, water supply tank and refrigerator

Technical Field

The utility model relates to the technical field of refrigeration equipment, in particular to a water purifying filter, a water supply tank and a refrigerator.

Background

The refrigerator is used as a household appliance, and is mainly used for realizing long-term storage of foods or other articles, and along with continuous progress of scientific technology and continuous improvement of living standard of people, the functional requirements of people on the household appliances such as the refrigerator are higher and higher, and the high-end refrigerator with the function of an automatic ice maker is more and more favored by users.

The refrigerator with the function of automatic ice maker is generally provided with a water tank in a refrigerating chamber, an ice maker is arranged in a freezing chamber below the refrigerating chamber, and when ice is required to be made, a water supply pipeline conveys water in the water tank into the ice maker after passing through a water purifying device for making the ice.

At present, in order to purify water entering an ice maker, a water purifying device is generally arranged in a water supply tank, and water entering the water tank is purified by the water purifying device, so that the water entering the ice maker is purified. However, in the water purifying device in the prior art, the contact time between water and the water purifying material in the water purifying filter cannot be adjusted, so that the water purifying capacity of the water purifying filter is insufficient.

Disclosure of utility model

The utility model aims to provide a water purifying filter, a water supply tank and a refrigerator, so as to optimize the structure of the water purifying filter in the water supply tank in the refrigerator in the related art and improve the water purifying effect of a water purifying device in the refrigerator.

In order to solve the technical problems, the utility model adopts the following technical scheme:

According to one aspect of the present utility model, there is provided a water purification filter comprising: a cartridge configured as a housing outside the water purifying filter; the top of the box body is provided with a water inlet, the bottom of the box body is provided with a water outlet, and a filter cavity which is communicated with the water inlet and the water outlet is formed in the box body; the adjusting plate is slidably arranged at the water inlet and/or the water outlet; when the adjusting plate slides, the opening area of the water inlet and/or the water outlet can be adjusted by the adjusting plate.

In some embodiments of the application, a first mounting port communicated with the water inlet and a second mounting port communicated with the water outlet are respectively formed on the outer side wall of the box body; the adjusting plate comprises a first adjusting plate and a second adjusting plate; the first adjusting plate slidably penetrates through the first mounting opening and stretches into the water inlet; the second adjusting plate slidably passes through the second mounting port and extends into the water outlet.

In some embodiments of the present application, a first sliding groove is formed on two opposite side walls of the water inlet, and two opposite side edges of the first adjusting plate are slidably disposed in the first sliding groove.

In some embodiments of the present application, a second sliding groove is respectively formed on two opposite side walls of the water outlet, and two opposite side edges of the second adjusting plate are slidably disposed in the second sliding groove.

In some embodiments of the application, the first mounting port and the second mounting port are disposed on a same side wall of the case.

In some embodiments of the present application, the first mounting opening and the second mounting opening are respectively disposed on two opposite sidewalls of the case.

In some embodiments of the present application, two first mounting openings are provided, and the two first mounting openings are respectively provided on two opposite side walls of the box body; the two first adjusting plates penetrate through the first mounting openings respectively and are arranged in the water inlet; a first gap for water to pass through is formed between the two first regulating plates.

In some embodiments of the present application, two second mounting openings are provided, and the two second mounting openings are respectively provided on two opposite side walls of the box body; the two second adjusting plates are respectively arranged in the water outlet through a second mounting opening; a second gap for water to pass through is formed between the two second regulating plates.

According to another aspect of the present utility model, there is also provided a water supply tank, the cover water supply tank including: the shell forms a shell outside the water supply tank, a water storage cavity is formed in the shell, and a water injection port communicated with the water storage cavity is formed in the top of the shell; the water purifying filter is arranged in the shell, and the water purifying filter adopts the water purifying filter; one end of the water outlet pipe extends into the shell and is communicated with the water storage cavity; the other end of the water outlet pipe extends out of the shell and is used for supplying water to the outside; the box body is arranged below the water injection port, and the water injection port is communicated with the water inlet up and down; water outside the shell can flow into the shell from the water injection port and flow into the water storage cavity through the water inlet, the filter cavity and the water outlet.

In some embodiments of the present application, the water supply tank further includes a water injection pipe, and the water injection pipe is disposed in the housing and below the water injection port; the box body is arranged at the lower end of the water injection pipe; the inside of water injection pipe is equipped with the water injection passageway, the upper end of water injection passageway with the water injection mouth is linked together, the lower extreme of water injection passageway with the water inlet is linked together.

In some embodiments of the application, the box body is detachably arranged at the lower end of the water injection pipe.

In some embodiments of the present application, a water filling cover is provided on the top of the housing, and the water filling cover is slidably provided on the water filling opening and is used for opening and closing the water filling opening.

According to still another aspect of the present utility model, there is also provided a refrigerator including: a case configured as an outer case of the refrigerator; a refrigerating compartment is arranged in the box body; an ice maker provided in the cooling compartment for making ice from water; the water supply tank is arranged in the refrigerating compartment; the water supply tank adopts the water supply tank; and one end of the water supply pipeline is communicated with the ice maker, and the other end of the water supply pipeline is communicated with a water outlet pipe of the water supply water tank.

The embodiment of the utility model has the following advantages and positive effects:

In the water purifying filter, the water supply tank and the refrigerator, the filter cavity is formed in the box body of the water purifying filter, the water inlet and the water outlet are respectively arranged at the top and the bottom of the box body, the adjusting plate is slidably arranged at the water inlet and/or the water outlet, the opening area of the water inlet or the water outlet can be further adjusted, the speed of water entering the filter cavity and/or leaving the filter cavity is adjusted, the contact time of the water and the water purifying material in the water purifying filter is further adjusted, the water purifying capacity of the water purifying filter is improved, and the water purifying effect of the water purifying device in the refrigerator is improved.

Drawings

Fig. 1 is a schematic view of a refrigerator according to an embodiment of the present utility model.

Fig. 2 is a front view of fig. 1.

Fig. 3 is a schematic view of the structure of the ice maker of fig. 1.

Fig. 4 is a schematic view of the structure of fig. 3 at another view angle.

Fig. 5 is a schematic view of the structure of the water supply tank of fig. 1.

Fig. 6 is a front view of fig. 5.

Fig. 7 is a top view of fig. 6.

Fig. 8 is a cross-sectional view taken along A-A in fig. 7.

Fig. 9 is a schematic view of the structure of the water purifying filter of fig. 8.

Fig. 10 is a partial schematic structure of fig. 9.

Fig. 11 is a schematic top view of fig. 9.

Fig. 12 is a schematic view in section in the B-B direction of fig. 11.

Fig. 13 is a schematic view of the structure of fig. 12 in another state.

Fig. 14 is a schematic view illustrating a structure of another embodiment of the water purifying filter of fig. 9.

Fig. 15 is a schematic top view of fig. 14.

Fig. 16 is a schematic view in cross-section from C-C of fig. 15.

The reference numerals are explained as follows: 1. a case; 10. a refrigeration compartment; 101. a refrigerating chamber; 102. a freezing chamber; 11. a tank liner; 2. an ice maker; 21. a fixing frame; 22. making ice trays; 3. a water supply tank; 30. a water storage chamber; 31. a housing; 311. a water filling port; 32. a water injection pipe; 320. a water injection channel; 33. a water outlet pipe; 34. a water injection cover; 341. a limit protrusion; 35. covering; 351. a receiving groove; 36. a top cover; 4. a water purifying filter; 40. a filter chamber; 41. a case body; 411. a water inlet; 412. a water outlet; 413. a sealing net; 414. a first mounting port; 415. a second mounting port; 416. a first chute; 417. a second chute; 418. a first step surface; 419. a second step surface; 42. a first adjustment plate; 43. a second adjusting plate; 5. a water purifying material.

Detailed Description

Exemplary embodiments that embody features and advantages of the present utility model will be described in detail in the following description. It will be understood that the utility model is capable of various modifications in various embodiments, all without departing from the scope of the utility model, and that the description and illustrations herein are intended to be by way of illustration only and not to be construed as limiting the utility model.

In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

The refrigerator with the function of automatic ice maker is generally provided with a water tank in a refrigerating chamber, an ice maker is arranged in a freezing chamber below the refrigerating chamber, and when ice is required to be made, a water supply pipeline conveys water in the water tank into the ice maker after passing through a water purifying device for making the ice.

At present, in order to purify water entering an ice maker, a water purifying device is generally arranged in a water supply tank, and water entering the water tank is purified by the water purifying device, so that the water entering the ice maker is purified. However, in the water purifying device in the prior art, the contact time between water and the water purifying material in the water purifying filter cannot be adjusted, so that the water purifying capacity of the water purifying filter is insufficient.

Fig. 1 is a schematic view of a refrigerator according to an embodiment of the present utility model. Fig. 2 is a front view of fig. 1.

Referring to fig. 1 to 2, a refrigerator according to an embodiment of the present utility model mainly includes a refrigerator body 1, an ice maker 2, a water supply tank 3, and a water purifying filter 4 disposed in the water supply tank 3.

Wherein, the box body 1 adopts a cuboid hollow structure. The case 1 is constructed as a housing outside the ice bin. In other embodiments, the shape of the case 1 may be designed according to the requirement, and a hollow shell structure with other shapes may be used.

The interior of the case 1 is defined with a plurality of mutually separated refrigerating compartments 10, and each refrigerating compartment 10 can be used as an independent storage space to meet different refrigerating demands such as freezing, refrigerating, temperature changing and the like according to different food types and store the foods.

The front side of the cabinet 1 is provided with a door (not shown) for opening and closing the refrigerating compartment 10. The door body and the box body 1 can be connected through a hinge, so that the door body of the refrigerator can rotate around the axis of the hinge, the door body of the refrigerator can be opened and closed, and the corresponding refrigeration compartment 10 is opened and closed. It will be appreciated that a plurality of door bodies may be provided and are arranged in one-to-one correspondence with the refrigerating compartments 10. Multiple doors may also be used to open and close a refrigerated compartment 10.

The box body 1 is internally provided with a box liner 11, and a refrigeration compartment 10 is formed in the box liner 11. It will be appreciated that a plurality of liners 11 may be disposed within the cabinet 1, and that one or more refrigeration compartments 10 may be formed within each liner 11.

Referring to fig. 1 to 2, in some embodiments, a refrigerator compartment 101 and a freezer compartment 102 are provided in a case 1, and the refrigerator compartment 101 and the freezer compartment 102 are disposed in a vertically spaced apart arrangement. It should be noted that, the refrigerating chamber 101 and the freezing chamber 102 may be disposed in the same container 11, or may be disposed in different containers 11.

Fig. 3 is a schematic view of the structure of the ice maker 2 of fig. 1. Fig. 4 is a schematic view of the structure of fig. 3 at another view angle.

Referring to fig. 1 to 4, in some embodiments, an ice maker 2 is provided in a freezing chamber 102, and the ice maker 2 is used to make ice from water using a low temperature in the freezing chamber 102. The ice maker 2 includes a fixing frame 21 and an ice making tray 22, and the ice making tray 22 is rotatably disposed in the fixing frame 21. Water may be introduced into the ice making cells 22 and frozen into ice cubes in the ice making cells 22 to effect ice making.

It should be noted that, in other embodiments, the ice maker 2 may be disposed in the refrigerating chamber 101 or other compartments within the case 1.

Fig. 5 is a schematic view of the structure of the water supply tank 3 of fig. 1. Fig. 6 is a front view of fig. 5. Fig. 7 is a top view of fig. 6. Fig. 8 is a cross-sectional view taken along A-A in fig. 7.

Referring to fig. 1 to 8, in some embodiments, a water supply tank 3 is disposed in a refrigerating chamber 101, and a water storage chamber 30 for storing water is formed inside the water supply tank 3. Therefore, the water in the water storage chamber 30 can be pre-cooled by the low temperature in the refrigerating chamber 101, and meanwhile, the water in the water storage chamber 30 is ensured not to be frozen into ice cubes, so that water can be supplied to the outside.

It should be noted that, in other embodiments, the water supply tank 3 may be disposed in other compartments within the tank body 1.

Referring to fig. 1 and 2, in some embodiments, a water supply tank 3 is used to supply water to the ice maker 2. Specifically, a water supply channel (not shown in the figure) is provided in the case 1, and one end of the water supply channel is connected to the water supply tank 3, and the other end is connected to the ice maker 2. Therefore, the water in the water storage chamber 30 in the water supply tank 3 can enter the ice maker 2 through the water supply path, thereby supplying water to the ice making tray 22 in the ice maker 2.

It should be noted that, in other embodiments, the water supply tank 3 may be used to supply water to other devices in the refrigerator, for example, to supply water to a water dispenser on a refrigerator door.

Referring to fig. 5 to 8, in some embodiments, the water supply tank 3 provided by the present utility model mainly includes a housing 31, a water injection pipe 32, a water purification filter 4, and a water outlet pipe 33.

Wherein the housing 31 adopts a rectangular hollow structure, and the housing 31 is constructed as a housing outside the water supply tank 3. It should be noted that, in other embodiments, the shape of the housing 31 may be designed according to the requirement, and a hollow shell structure with other shapes may be adopted.

In some embodiments, the water storage chamber 30 is formed inside the housing 31. Meanwhile, a water filling port 311 is arranged on the top surface of the shell 31, and the water filling port 311 is communicated with the water storage cavity 30 up and down. The external water source can supplement water into the water storage chamber 30 through the water filling port 311.

Referring to fig. 5 to 8, in some embodiments, a water filling cover 34 is disposed on the top surface of the housing 31, the water filling cover 34 is movably disposed at the water filling port 311, and the water filling cover 34 is used to open and close the water filling port 311. When water needs to be added into the water storage cavity 30, the water injection cover 34 can be opened, and water can be supplemented into the water storage cavity 30 through the water injection port 311. When water is not required to be added into the water storage cavity 30, the water injection opening 311 can be closed by the water injection cover 34, so that the water storage cavity 30 is isolated from the outside of the shell 31.

In some embodiments, the water filling cap 34 is slidably disposed at the water filling port 311, and the water filling cap 34 may open or close the water filling port 311 in a sliding manner. It should be noted that, in other embodiments, the water filling cap 34 may be hinged to the water filling port 311, that is, the water filling cap 34 may also open or close the water filling port 311 in a rotating manner.

Referring to fig. 5 to 8, in some embodiments, a cover 35 is disposed on the top surface of the housing 31, the cover 35 is disposed on one side of the water filling port 311, a receiving groove 351 is formed in the cover 35, and one side of the receiving groove 351 facing the water filling port 311 is opened. One end of the water filling cap 34 is slidably arranged in the accommodating groove 351, and one end of the water filling cap 34 extends into the water filling port 311 through an opening of the accommodating groove 351. Therefore, when the water filling cap 34 slides toward the inside of the accommodating groove 351, the water filling cap 34 can be gradually moved away from the water filling port 311, so that the water filling port 311 can be gradually opened. When the water filling cap 34 slides toward the outside of the storage groove 351, the water filling cap 34 can gradually close the water filling port 311, so that the water filling port 311 is closed.

In some embodiments, the top surface of the water filling cap 34 is provided with a limiting protrusion 341 in a protruding manner, when the water filling cap 34 slides towards the inside of the accommodating groove 351, the limiting protrusion 341 can abut against the end of the cover 35, so that the water filling cap 34 is prevented from being completely accommodated in the accommodating groove 351, and meanwhile, force application is facilitated, so that the water filling cap 34 slides towards one side of the water filling port 311, and user operation is facilitated.

Referring to fig. 5 to 8, in some embodiments, the top of the housing 31 has an opening, and a top cover 36 is disposed at the top opening of the housing 31. The top cover 36 is covered at the top opening of the housing 31, thereby forming the water storage chamber 30 between the housing 31 and the top cover 36. After the top cover 36 is opened, the water injection pipe 32 and the water purification filter 4 can be installed inside the water storage chamber 30.

In some embodiments, the water filling port 311 is provided in the center of the top cover 36, and the cover 35 is integrally formed on the top surface of the top cover 36. Meanwhile, the water filling cap 34 is slidably mounted on the top cap 36.

Referring to fig. 5-8, in some embodiments, the water injection pipe 32 is disposed inside the housing 31, and the water injection pipe 32 is fixed below the top surface of the top cover 36. The water injection pipe 32 is arranged below the water injection port 311, and the water injection pipe 32 extends up and down. The water injection pipe 32 is internally provided with a water injection channel 320, the upper end of the water injection channel 320 is communicated with the water injection port 311, and the lower end of the water injection channel 320 is communicated with the inside of the water storage cavity 30. Therefore, when the water filling port 311 is opened, the external water source can supplement water to the inside of the water storage chamber 30 through the water filling port 311, the water filling passage 320.

In some embodiments, the water injection tube 32 is integrally formed below the top surface of the top cap 36. It should be noted that in other embodiments, the water injection tube 32 may be removably secured below the top surface of the top cover 36.

Referring to fig. 5 to 8, in some embodiments, the water filter 4 is disposed in the water storage chamber 30, and the water filter 4 is fixed at the lower end of the water injection pipe 32. Inside the water purifying filter 4 is provided a water purifying material 5 such as an activated carbon material or an ion exchange material, etc., and the water purifying filter 4 is used to filter water added into the water storage chamber 30. When the external water source supplements water to the inside of the water storage cavity 30 through the water filling port 311 and the water filling channel 320, water can flow into the water purification filter 4 from the lower end of the water filling channel 320, so that the water contacts with the water purification material 5, and after being filtered by the water purification material 5 in the water purification filter 4, impurities such as chlorine and organic matters in the water are discharged and then flow into the water storage cavity 30.

In other embodiments, the water purifying filter 4 may be fixed directly below the water filling port 311, i.e., the water filling pipe 32 may be omitted. At this time, the external water source can directly supplement water to the water storage cavity 30 through the water filling port 311 and the water purifying filter 4.

In some embodiments, the water purification filter 4 is detachably fixed to the lower end of the water injection pipe 32. When the top cover 36 is detached from the top of the housing 31, the water injection pipe 32 and the water purification filter 4 can be taken out from the water storage cavity 30 together, and then the water purification filter 4 is detached from the lower end of the water injection pipe 32, so that the water purification filter 4 can be conveniently cleaned or replaced.

In other embodiments, the water purifying filter 4 may be directly integrally formed and fixed to the lower end of the water injection pipe 32.

Referring to fig. 5 to 8, in some embodiments, a water outlet pipe 33 is inserted into the housing 31, and one end of the water outlet pipe 33 extends into the water storage chamber 30 and communicates with the interior of the water storage chamber 30. One end of the water outlet pipe 33 protrudes outside the housing 31 and is used for supplying water to the outside. When the water supply tank 3 is installed in the refrigerator body 1, one end of the water supply pipeline is connected with the water outlet pipe 33, and the other end of the water supply pipeline is connected with the ice maker 2, so that water in the water storage cavity 30 can be supplied to the ice maker 2 through the water outlet pipe 33 and the water supply pipeline.

In some embodiments, the water outlet pipe 33 extends up and down, the lower end of the water outlet pipe 33 extends to the bottom area of the water storage cavity 30, and the upper end of the water outlet pipe 33 passes through the top cover 36 and is exposed to the housing 31. It should be noted that, in other embodiments, the upper end of the water outlet pipe 33 may be disposed on the side wall of the housing 31.

Fig. 9 is a schematic view of the structure of the water purifying filter 4 of fig. 8. Fig. 10 is a partial schematic structure of fig. 9. Fig. 11 is a schematic top view of fig. 9. Fig. 12 is a schematic cross-sectional view of fig. 9. Fig. 13 is a schematic view of the structure of fig. 12 in another state.

Referring to fig. 8 to 13, in some embodiments, the water purifying filter 4 provided by the present utility model mainly includes a box 41 and an adjusting plate disposed on the box 41.

Wherein the case 41 adopts a hollow shell-like structure, and the case 41 is constructed as a housing outside the water purifying filter 4. The inside of the case 41 is formed with a filter chamber 40, and the inside of the filter chamber 40 is filled with the water purifying material 5. The top surface of the box 41 is provided with a water inlet 411, and the bottom surface of the box 41 is provided with a water outlet 412. The water inlet 411 and the water outlet 412 are both communicated with the filter cavity 40, the water inlet 411 is positioned at the top of the filter cavity 40, and the water outlet 412 is positioned at the bottom of the filter cavity 40.

Therefore, the external water source can enter the filter cavity 40 through the water inlet 411, and leave the filter cavity 40 from the water outlet 412 after contacting the water purifying material 5 in the filter cavity 40, thereby realizing the water purifying function.

Referring to fig. 8, in some embodiments, when the water purifying filter 4 is installed inside the water supply tank 3, the water purifying filter 4 is fixed at the bottom end of the water injection pipe 32, the bottom end of the water injection passage 320 is communicated with the water inlet 411, and the water outlet 412 is communicated with the water storage chamber 30 inside the water supply tank 3. Therefore, the external water source can enter the filter cavity 40 through the water filling port 311, the water filling channel 320 and the water inlet 411 to contact with the water purifying material 5 in the filter cavity 40, and leave the filter cavity 40 from the water outlet 412, so as to supplement water in the water storage cavity 30, and realize the water purifying function of the water supply tank 3.

In other embodiments, the water purifying filter 4 may be mounted on other devices to achieve a water purifying function.

Referring to fig. 8 to 13, in some embodiments, a sealing net 413 is disposed in the filter cavity 40 of the water purifying filter 4, and the sealing net 413 is formed of two layers, and the two layers of sealing nets 413 are disposed at intervals. The water purifying material 5 is enclosed in the area between the two sealing webs 413. Thus, the water purifying material 5 can be fixed in the filter chamber 40 by the two layers of sealing net 413, and water flow can flow through the sealing net 413 to contact and purify the water purifying material 5.

In some embodiments, the sealing net 413 located at the upper side of the water purifying material 5 is spaced apart from the water inlet 411. The space between the sealing net 413 and the water inlet 411 on the upper side allows water to flow uniformly through the sealing net 413 and the water purifying material 5 after entering the water inlet 411.

In some embodiments, the sealing net 413 positioned at the lower side of the water purifying material 5 is spaced apart from the water outlet 412. The space between the sealing net 413 and the water outlet 412 on the lower side can uniformly discharge water from the water outlet 412 after passing through the sealing net 413 and the water purifying material 5.

Referring to fig. 8 to 13, in some embodiments, an adjusting plate is movably disposed in the case 41, and the adjusting plate is used to adjust the opening area of the water inlet 411 or the water outlet 412. The adjusting plates are provided in two, including a first adjusting plate 42 and a second adjusting plate 43, respectively.

Wherein, first regulating plate 42 slidably locates water inlet 411 department, and first regulating plate 42 can slide in water inlet 411 department, adjusts water inlet 411's opening area, and then adjusts the speed that external water source got into filter cavity 40, realizes adjusting water and the contact time of the interior water purification material 5 of water purification filter 4 for water purification filter 4's water purification ability promotes.

The second adjusting plate 43 is slidably arranged at the water outlet 412, the second adjusting plate 43 can slide at the water outlet 412 to adjust the opening area of the water outlet 412, and then the speed of the external water source leaving the filter cavity 40 is adjusted, so that the contact time between the water and the water purifying material 5 in the water purifying filter 4 is adjusted, and the water purifying capacity of the water purifying filter 4 is improved.

When the water purifying filter 4 is installed inside the water supply tank 3, the water purifying filter 4 is fixed to the bottom end of the water injection pipe 32, and the filter chamber 40 is positioned at the bottom end of the water injection passage 320. When the external water source is added from the water injection port 311, the external water source can be stored in the water injection channel 320 in advance, then gradually enters the filter cavity 40 through the water inlet 411, contacts and purifies the water purification material 5 in the filter cavity 40, and then enters the water storage cavity 30 from the water outlet 412, so that the water supplementing and purifying functions of the water supply tank 3 are realized.

The first adjusting plate 42 and the second adjusting plate 43 may simultaneously adjust the water purifying speed of the water purifying filter 4, or may individually adjust the water purifying speed of the water purifying filter 4. In other embodiments, the adjusting plate may be provided in only one, i.e. the adjusting plate comprises only the first adjusting plate 42 or the adjusting plate comprises only the second adjusting plate 43. In other embodiments, the adjusting plate may be provided with three or more adjusting plates, which is not limited herein.

In other embodiments, the first adjusting plate 42 and the second adjusting plate 43 may be designed as a linkage structure, so that the opening areas of the water inlet 411 and the water outlet 412 can be adjusted synchronously by adjusting the first adjusting plate 42 and the second adjusting plate 43 synchronously.

Referring to fig. 8 to 13, in some embodiments, a first mounting opening 414 is formed on an outer sidewall of the case 41, and the first mounting opening 414 is in opposite communication with the water inlet 411. The first regulating plate 42 slidably passes through the first mounting opening 414 and protrudes into the water inlet 411.

Referring to fig. 12 to 13, when the first adjusting plate 42 slides toward the inner side of the first mounting opening 414, the first adjusting plate 42 can gradually cover the water inlet 411, so as to gradually reduce the opening area of the water inlet 411, prolong the time for the external water source to enter the water purifying cavity, and further prolong the contact time between the water source and the water purifying material 5 in the filter cavity 40.

Conversely, when the first adjusting plate 42 slides towards the outside of the first mounting opening 414, the first adjusting plate 42 can gradually open the water inlet 411, so as to gradually increase the opening area of the water inlet 411, shorten the time for the external water source to enter the water purifying cavity, and further shorten the contact time between the water source and the water purifying material 5 in the filter cavity 40.

Referring to fig. 8 to 13, in some embodiments, a second mounting opening 415 is formed on an outer side wall of the case 41, and the second mounting opening 415 is in opposite communication with the water outlet 412. The second regulating plate 43 slidably passes through the second mounting port 415 and protrudes into the water outlet 412.

Referring to fig. 12 to 13, when the second adjusting plate 43 slides toward the inner side of the second mounting opening 415, the second adjusting plate 43 can gradually cover the water outlet 412, so as to gradually reduce the opening area of the water outlet 412, prolong the time for the external water source to leave the water purifying cavity after entering the water purifying cavity, and further prolong the contact time between the water source and the water purifying material 5 in the filter cavity 40.

Conversely, when the second adjusting plate 43 slides towards the outer side of the second mounting opening 415, the second adjusting plate 43 can gradually open the water outlet 412, so as to gradually increase the opening area of the water outlet 412, shorten the time for the external water source to leave the water purifying cavity, and further shorten the contact time between the water source and the water purifying material 5 in the filter cavity 40.

Referring to fig. 8-13, in some embodiments, the first mounting port 414 and the second mounting port 415 are disposed on the same side wall of the case 41. Therefore, the first and second regulating plates 42 and 43 can be inserted into the inner wall of the case 41 from the same side wall of the case 41 and extend into the water inlet 411 and the water outlet 412, respectively. Meanwhile, the first and second adjusting plates 42 and 43 can be exposed and protruded from the same side wall of the case 41, reducing the volume of the water purifying filter 4 and the required installation space.

In some embodiments, the first mounting port 414 and the second mounting port 415 are disposed on two opposing sidewalls of the case 41, respectively. Accordingly, the first and second regulating plates 42 and 43 can be inserted into the inner wall of the case 41 from two opposite side walls of the case 41, respectively, and extend into the water inlet 411 and the water outlet 412, respectively. Meanwhile, the first adjusting plate 42 and the second adjusting plate 43 can be respectively exposed and protruded from two teams of side walls of the box 41, so that the stress balance and the installation stability of the two opposite sides of the box 41 are improved.

Referring to fig. 8 to 13, in some embodiments, a first sliding groove 416 is formed on two opposite sidewalls of the water inlet 411, and one end of the first sliding groove 416 extends to the first mounting opening 414. Thus, after the first adjustment plate 42 passes through the first mounting opening 414, the opposite side edges of the first adjustment plate 42 can be slidably disposed within the first slide groove 416. The first adjusting plate 42 can slide along the first sliding groove 416, thereby adjusting the size of the first mounting opening 414 and adjusting the contact time between the water and the water purifying material 5 in the water purifying filter 4.

In some embodiments, a second sliding groove 417 is formed on two opposite sidewalls of the water outlet 412, and one end of the second sliding groove 417 extends to the second mounting opening 415. Accordingly, after the second regulating plate 43 passes through the second mounting port 415, opposite side edges of the second regulating plate 43 can be slidably disposed in the second sliding groove 417. The second adjusting plate 43 can slide along the second sliding groove 417, thereby adjusting the size of the second mounting opening 415 and the contact time between the water and the water purifying material 5 in the water purifying filter 4.

Referring to fig. 8-13, in some embodiments, a first step surface 418 is formed between the peripheral side of the water inlet 411 and the top open peripheral side of the filter chamber 40. When the first regulating plate 42 completely shields the water inlet 411, the peripheral edge of the first regulating plate 42 can abut against the first step surface 418, thereby completely closing the water inlet 411.

In some embodiments, a second step surface 419 is formed between the peripheral side of the water outlet 412 and the bottom open peripheral side of the water purification chamber. When the second adjusting plate 43 completely shields the water outlet 412, the peripheral edge of the second adjusting plate 43 can abut against the second step surface 419, thereby completely closing the water outlet 412.

Fig. 14 is a schematic view showing the structure of another embodiment of the water purifying filter 4 of fig. 9. Fig. 15 is a schematic top view of fig. 14. Fig. 16 is a schematic view in cross-section from C-C of fig. 15.

Referring to fig. 14 to 16, in some embodiments, two first mounting openings 414 are formed in the case 41, the two first mounting openings 414 are respectively formed on two opposite side walls of the case 41, and the two first mounting openings 414 are respectively in opposite communication with two opposite sides of the water inlet 411. Meanwhile, two first adjusting plates 42 are arranged, and the two first adjusting plates 42 are correspondingly inserted into a first mounting opening 414 in a one-to-one and sliding manner. The two first adjusting plates 42 are respectively disposed in the water inlet 411 through a first mounting opening 414, and a first gap (not labeled in the figure) for water to pass through is formed between the two first adjusting plates 42.

When the two first adjusting plates 42 slide towards the direction approaching towards each other, the width of the first gap can be gradually reduced, so as to gradually reduce the opening area of the water inlet 411, prolong the time for the external water source to enter the water purifying cavity, and further prolong the contact time between the water source and the water purifying material 5 in the filter cavity 40.

When the two first adjusting plates 42 slide in the direction away from each other, the width of the first gap can be gradually increased, so as to gradually increase the opening area of the water inlet 411, shorten the time for the external water source to enter the water purifying cavity, and further shorten the contact time between the water source and the water purifying material 5 in the filter cavity 40.

Referring to fig. 14 to 16, in some embodiments, two second mounting openings 415 are provided on the box 41, the two second mounting openings 415 are respectively provided on two opposite side walls of the box 41, and the two second mounting openings 415 are respectively and directly communicated with two opposite sides of the water outlet 412. Meanwhile, two second adjusting plates 43 are arranged, and the two second adjusting plates 43 are correspondingly inserted into a second mounting opening 415 in a one-to-one and sliding manner. The two second adjusting plates 43 are respectively arranged in the water outlet 412 through a second mounting opening 415, and a second gap for water to pass through is formed between the two second adjusting plates 43.

When the two second adjusting plates 43 slide towards the direction approaching towards each other, the width of the second gap can be gradually reduced, so as to gradually reduce the opening area of the water outlet 412, prolong the time for the external water source to leave the water purifying cavity, and further prolong the contact time between the water source and the water purifying material 5 in the filter cavity 40.

When the two second adjusting plates 43 slide in the direction away from each other, the width of the second gap can be gradually increased, so as to gradually increase the opening area of the water outlet 412, shorten the time for the external water source to leave the water purifying cavity, and further shorten the contact time between the water source and the water purifying material 5 in the filter cavity 40.

Based on the technical scheme, the embodiment of the utility model has at least the following advantages and positive effects:

In the water purification filter 4, the water supply tank 3 and the refrigerator of the embodiment of the utility model, the filter cavity 40 is formed in the box body 41 of the water purification filter 4, the water inlet 411 and the water outlet 412 are respectively arranged at the top and the bottom of the box body 41, and the adjusting plate is slidably arranged at the water inlet 411 and/or the water outlet 412, so that the opening area of the water inlet 411 or the water outlet 412 can be adjusted, the speed of water entering the filter cavity 40 and/or leaving the filter cavity 40 can be adjusted, the contact time of the water and the water purification material 5 in the water purification filter 4 can be adjusted, the water purification capability of the water purification filter 4 can be improved, and the water purification effect of the water purification device in the refrigerator can be improved.

While the utility model has been described with reference to several exemplary embodiments, it is to be understood that the terminology used is intended to be in the nature of words of description and of limitation. As the present utility model may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims (13)

1. A water purification filter, comprising:

A cartridge configured as a housing outside the water purifying filter; the top of the box body is provided with a water inlet, the bottom of the box body is provided with a water outlet, and a filter cavity which is communicated with the water inlet and the water outlet is formed in the box body;

the adjusting plate is slidably arranged at the water inlet and/or the water outlet;

When the adjusting plate slides, the opening area of the water inlet and/or the water outlet can be adjusted by the adjusting plate.

2. The water purification filter according to claim 1, wherein the outer side wall of the box body is provided with a first mounting port communicated with the water inlet and a second mounting port communicated with the water outlet respectively;

The adjusting plate comprises a first adjusting plate and a second adjusting plate; the first adjusting plate slidably penetrates through the first mounting opening and stretches into the water inlet; the second adjusting plate slidably passes through the second mounting port and extends into the water outlet.

3. The water purification filter as claimed in claim 2, wherein the opposite side walls of the water inlet are respectively provided with a first chute, and the opposite side edges of the first adjusting plate are slidably disposed in the first chute.

4. The water filter according to claim 2, wherein a second sliding groove is formed on each of opposite side walls of the water outlet, and opposite side edges of the second adjusting plate are slidably disposed in the second sliding groove.

5. The water purification filter of claim 2, wherein the first mounting port and the second mounting port are disposed on a same side wall of the cartridge.

6. The water purification filter of claim 2, wherein the first and second mounting openings are disposed on opposite sidewalls of the cartridge, respectively.

7. The water purification filter according to claim 2, wherein two of the first mounting openings are provided, and the two first mounting openings are respectively provided on two opposite side walls of the box body;

The two first adjusting plates penetrate through the first mounting openings respectively and are arranged in the water inlet; a first gap for water to pass through is formed between the two first regulating plates.

8. The water purification filter according to claim 2, wherein two of the second mounting openings are provided, and the two second mounting openings are respectively provided on two opposite side walls of the box body;

The two second adjusting plates are respectively arranged in the water outlet through a second mounting opening; a second gap for water to pass through is formed between the two second regulating plates.

9. A water supply tank, comprising:

The shell forms a shell outside the water supply tank, a water storage cavity is formed in the shell, and a water injection port communicated with the water storage cavity is formed in the top of the shell;

A water purifying filter provided in the housing, the water purifying filter according to any one of claims 1 to 8;

One end of the water outlet pipe extends into the shell and is communicated with the water storage cavity; the other end of the water outlet pipe extends out of the shell and is used for supplying water to the outside;

The box body is arranged below the water injection port, and the water injection port is communicated with the water inlet up and down; water outside the shell can flow into the shell from the water injection port and flow into the water storage cavity through the water inlet, the filter cavity and the water outlet.

10. The water supply tank of claim 9, further comprising a water injection tube disposed within the housing and below the water injection port;

the box body is arranged at the lower end of the water injection pipe;

The inside of water injection pipe is equipped with the water injection passageway, the upper end of water injection passageway with the water injection mouth is linked together, the lower extreme of water injection passageway with the water inlet is linked together.

11. The water supply tank of claim 10, wherein the cartridge is detachably provided at a lower end of the water injection pipe.

12. The water supply tank as claimed in claim 9, wherein the top of the housing is provided with a filling cap slidably provided at the filling port for opening and closing the filling port.

13. A refrigerator, comprising:

A case configured as an outer case of the refrigerator; a refrigerating compartment is arranged in the box body;

An ice maker provided in the cooling compartment for making ice from water;

The water supply tank is arranged in the refrigerating compartment; the water supply tank employing the water supply tank according to any one of claims 9 to 12;

And one end of the water supply pipeline is communicated with the ice maker, and the other end of the water supply pipeline is communicated with a water outlet pipe of the water supply water tank.