CN210206001U - Anti-retreat filtering cover and filtering element thereof - Google Patents
Anti-retreat filtering cover and filtering element thereof Download PDFInfo
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- CN210206001U CN210206001U CN201920986386.6U CN201920986386U CN210206001U CN 210206001 U CN210206001 U CN 210206001U CN 201920986386 U CN201920986386 U CN 201920986386U CN 210206001 U CN210206001 U CN 210206001U
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- filter
- cover
- filter element
- water
- outlet pipe
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Abstract
The utility model discloses an anti-retreat filter cover, which comprises a filter cover body, wherein the lower end surface of the filter cover body is provided with a ring groove; a water outlet pipe is arranged in the middle of the filter cover body, and an upward first bulge is arranged on the upward end surface of the water outlet pipe; a circle of water inlet holes are arranged outwards along the water outlet pipe, and annular bosses are arranged outwards in the water inlet holes; two connecting lugs are symmetrically arranged outside the annular boss, and a second bump is arranged below at least one of the connecting lugs. The utility model also discloses a filter core of using above-mentioned filter core lid. The utility model has simple and reliable structure; the installation is ensured to be in place, and the condition of no water or low water yield can not occur. And the filter element adopting the filter cover can continuously and effectively filter water.
Description
Technical Field
The utility model relates to a refrigerator accessory, concretely relates to filter core lid and filter core.
Background
The refrigerator is more and more popular with families along with the continuous increase of the functions of the refrigerator. For example, a refrigerator with a water purification function, in a water purification system of the refrigerator, a filter is generally installed to produce clean and fresh ice water in real time.
One of the water outlet structures of the refrigerator needs a filter element to be matched with water to discharge water; namely, in the filter element installation process, a bulge is arranged above the filter element cover, and when the filter element is installed, the bulge pushes open the one-way water valve of the refrigerator to filter water through the filter element; in prior art use, the filter element lid takes place the rotation easily under the high-pressure rivers impact and moves back the position, leads to the arch to lead to the fact rivers little or the condition that can not go out water, unable water purification inadequately to the jack-up aperture of check valve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a filter core lid can effectively avoid the filter core condition of moving back when using, effectively guarantees the water purification rivers, can solve one or more among the above-mentioned technical problem.
The utility model also provides an use the filter core of this filter core lid, in refrigerator water purification system.
In order to achieve the above object, the present invention provides the following technical solutions:
the anti-retreat filter cover comprises a filter cover body, wherein an annular groove is formed in the lower end face of the filter cover body; a water outlet pipe is arranged in the middle of the filter cover body, and a first protrusion which is obliquely arranged is arranged on the upper end surface of the water outlet pipe; a circle of water inlet holes are arranged outwards along the water outlet pipe, and annular bosses are arranged outwards in the water inlet holes; two connecting lugs are symmetrically arranged outside the annular boss, and a second bump is arranged below at least one of the connecting lugs.
In the utility model, the projection above the filter cover can push open the one-way valve of the refrigerator by adopting the mode of arranging the projection below the connecting lug; the design structure is simple, but the use is very reliable, the continuous and effective water outlet of the refrigerator can be ensured, and meanwhile, the water outlet quantity can also be ensured.
The shape of the bump is not limited herein, and generally, the second bump is a rectangular parallelepiped block. In the use process, the connecting lug is connected with the connecting part of the refrigerator in a rotating mode, so that the front end and the rear end of the lower surface of the second bump are respectively arranged into inclined planes, and the arc transition is formed at the joint of the inclined planes and the lower surface. Therefore, the screw can be screwed in or out without being blocked, and the connection and the disassembly are more convenient.
In addition, the second bumps are respectively arranged below the two connecting lugs, and the inclined planes of the two second bumps have different inclined angles. Therefore, the rotation can be ensured, the second bump becomes a spiral end face, and the backward position can be effectively prevented during connection.
The filter element comprises a filter cover and a filter cylinder, wherein the top of the filter cylinder is provided with an opening, a containing cavity is arranged in the filter cylinder, and a filter element body is positioned in the containing cavity and is a hollow cylinder which divides the containing cavity into an inner cavity and an outer cavity; the annular groove of the filter cover is buckled on the upper edge of the filter cylinder; a bottom cover is arranged between the bottom end of the filter element body and the accommodating cavity; a middle cover is arranged between the upper end of the filter element body and the filter cover and is abutted against the wall of the groove, which is positioned in the filter cylinder, of the annular groove; the water outlet pipe penetrates through the middle cover to enter the interior of the filter element body, and the exterior of the filter element body is communicated with the water inlet hole.
The utility model discloses in, still included the filter core that adopts above-mentioned filter cover, adopted hollow carbon-point to regard as the filter core body in the filter core, filter water quality realizes higher quality of water.
Preferably: the annular groove comprises a first groove wall and a second groove wall, wherein the first groove wall is positioned in the filter cylinder, the second groove wall is positioned outside the filter cylinder, and the first groove wall is lower than the second groove wall. Therefore, the second wall groove can be used as a limiting structure of the middle cover, and the structure is simplified.
Preferably: a sealing gasket is arranged in the annular groove. Ensuring no water leakage.
Preferably: the first protrusion is arranged obliquely outwards.
Preferably: the first protrusion is arranged obliquely inwards.
The technical effects of the utility model are that:
the utility model has simple and reliable structure; the installation is ensured to be in place, and the condition of no water or low water yield can not occur. And the filter element adopting the filter cover can continuously and effectively filter water.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic perspective view of the present invention 1;
FIG. 2 is a schematic top view of the structure of FIG. 1;
FIG. 3 is a first schematic view of the connection portion of FIG. 1 with a refrigerator;
FIG. 4 is a second schematic view of the connection portion of FIG. 1 with a refrigerator;
FIG. 5 is an enlarged view of a portion of FIG. 4;
FIG. 6 is a schematic view of the present embodiment 2;
FIG. 7 is a first cross-sectional view of the refrigerator of FIG. 6 in connection therewith;
fig. 8 is a second sectional view of fig. 6 coupled to a refrigerator.
Detailed Description
The invention will be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and the description are only intended to explain the invention, but not to limit the invention in a proper manner.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example one
As shown in fig. 1-4, the anti-retreat filter cover comprises a filter cover body 1, wherein an annular groove 106 is arranged on the lower end surface of the filter cover body; a water outlet pipe 104 is arranged in the middle of the filter cover body, and a first protrusion 107 which is obliquely arranged is arranged on the upper end surface of the water outlet pipe 104; a circle of water inlet holes 105 are formed outwards along the water outlet pipe 104, and the water inlet holes are outwards provided with annular bosses 103; two connecting lugs 101 are symmetrically arranged outside the annular boss 103, second lugs 102 are arranged below the two connecting lugs respectively, inclined planes are arranged at the front end and the rear end of the lower surface of each second lug 102 respectively, and the arc transition at the joint of the inclined planes and the lower surface is realized. Wherein the two second bumps 102 have different inclined angles. The first protrusion is disposed to be inclined outward or the first protrusion is disposed to be inclined inward.
Because the second bump 102 is arranged between the filter element cover and the refrigerator connecting part 2, the top action can be effectively formed between the filter element cover and the refrigerator one-way valve, and the one-way water valve 201 can be effectively opened; the structure is simple, and reliable water outlet of the water valve can be realized.
This configuration can be modified from existing cartridge covers by gluing the second projection 102 under the engaging lug 101 or by reworking the entire cartridge cover.
In addition, the inclination angles of the second bumps below the connecting lugs 101 are set to be different, and the second bumps with different inclination angles can form a spiral end face, so that the filter device can be conveniently and rotatably connected into or screwed out of the connecting part of the refrigerator, and the filter device is convenient to disassemble.
Example two
As shown in fig. 6-8, the filter element includes a filter cover 1 and a filter cartridge 3, the top of the filter cartridge is open, a containing cavity is formed inside the filter cartridge, a filter element body 303 is located in the containing cavity, and the filter element body is a hollow cylinder and divides the containing cavity into an inner cavity and an outer cavity;
the filter cover comprises a filter cover body 1, and an annular groove 106 is formed in the lower end face of the filter cover body; a water outlet pipe 104 is arranged in the middle of the filter cover body, and an upward first bulge 107 is arranged on the upper end surface of the water outlet pipe 104; a circle of water inlet holes 105 are formed outwards along the water outlet pipe 104, and the water inlet holes are outwards provided with annular bosses 103; two connecting lugs 101 are symmetrically arranged outside the annular boss 103, second lugs 102 are arranged below the two connecting lugs respectively, inclined planes are arranged at the front end and the rear end of the lower surface of each second lug 102 respectively, and the arc transition at the joint of the inclined planes and the lower surface is realized. Wherein the two second bumps 102 have different inclined angles.
The annular groove 106 of the filter cover is buckled on the upper edge of the filter cylinder 3; a bottom cover 302 is arranged between the bottom end of the filter element body 303 and the accommodating cavity; a middle cover 301 is arranged between the upper end of the filter element body 303 and the filter cover 1, and the middle cover 301 is abutted against the wall of the groove 106 in the filter cartridge; the water outlet pipe 104 penetrates through the middle cover to enter the interior of the filter element body 303, and the exterior of the filter element body 303 is communicated with the water inlet hole 105.
In this embodiment, the filter element body adopts the hollow carbon-point, and the water that gets into from the refrigerator water valve passes through the carbon-point outside, gets into inside, flows along the outlet pipe, accomplishes the filtration.
Because the filter cover for preventing the water return is adopted, the condition that the water valve of the refrigerator is not completely opened or water cannot flow out due to the water return can not occur.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. Prevent moving back a position and strain lid, its characterized in that: the filter cover comprises a filter cover body, wherein an annular groove is formed in the lower end face of the filter cover body;
a water outlet pipe is arranged in the middle of the filter cover body, and a first protrusion which is obliquely arranged is arranged on the upper end surface of the water outlet pipe; a circle of water inlet holes are arranged outwards along the water outlet pipe, and annular bosses are arranged outwards in the water inlet holes; two connecting lugs are symmetrically arranged outside the annular boss, and a second bump is arranged below at least one of the connecting lugs.
2. The anti-unseating filter cover according to claim 1, further comprising: the second bump is a cuboid block.
3. The anti-unseating filter cover according to claim 2, further comprising: the front end and the rear end of the lower surface of the second bump are respectively provided with an inclined surface, and the joint of the inclined surface and the lower surface is in arc transition.
4. The anti-unseating filter cover according to claim 3, further comprising: the second lugs are arranged below the two connecting lugs respectively, and the inclined planes of the two second lugs have different inclined angles.
5. A filter cartridge fitted with the anti-back filter cap of claim 1, wherein: the filter cartridge comprises a filter cover and a filter cartridge, wherein the top of the filter cartridge is provided with an opening, a containing cavity is arranged in the filter cartridge, a filter element body is positioned in the containing cavity, and the filter element body is a hollow cylinder and divides the containing cavity into an inner cavity and an outer cavity; the annular groove of the filter cover is buckled on the upper edge of the filter cylinder; a bottom cover is arranged between the bottom end of the filter element body and the accommodating cavity; a middle cover is arranged between the upper end of the filter element body and the filter cover and is abutted against the wall of the groove, which is positioned in the filter cylinder, of the annular groove; the water outlet pipe penetrates through the middle cover to enter the interior of the filter element body, and the exterior of the filter element body is communicated with the water inlet hole.
6. A filter element of an anti-unseating filter cap according to claim 5, wherein: the annular groove comprises a first groove wall and a second groove wall, wherein the first groove wall is positioned in the filter cylinder, the second groove wall is positioned outside the filter cylinder, and the first groove wall is lower than the second groove wall.
7. A filter element of an anti-unseating filter cap according to claim 5, wherein: a sealing gasket is arranged in the annular groove.
8. A filter element of an anti-unseating filter cap according to claim 1, wherein: the first protrusion is arranged obliquely outwards.
9. A filter element of an anti-unseating filter cap according to claim 1, wherein: the first protrusion is arranged obliquely inwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920986386.6U CN210206001U (en) | 2019-06-27 | 2019-06-27 | Anti-retreat filtering cover and filtering element thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920986386.6U CN210206001U (en) | 2019-06-27 | 2019-06-27 | Anti-retreat filtering cover and filtering element thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210206001U true CN210206001U (en) | 2020-03-31 |
Family
ID=69934424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920986386.6U Active CN210206001U (en) | 2019-06-27 | 2019-06-27 | Anti-retreat filtering cover and filtering element thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210206001U (en) |
-
2019
- 2019-06-27 CN CN201920986386.6U patent/CN210206001U/en active Active
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