CN213478533U - Filter and vehicle - Google Patents
Filter and vehicle Download PDFInfo
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- CN213478533U CN213478533U CN202021751109.6U CN202021751109U CN213478533U CN 213478533 U CN213478533 U CN 213478533U CN 202021751109 U CN202021751109 U CN 202021751109U CN 213478533 U CN213478533 U CN 213478533U
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- waterproof
- air inlet
- guide ring
- water guide
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Abstract
The utility model relates to a filter equipment technical field, concretely relates to filter and vehicle. The filter comprises a shell and a waterproof assembly, wherein one end of the shell is provided with an air inlet and the waterproof assembly, the waterproof assembly is positioned on the outer side of the air inlet, and the waterproof assembly comprises a water guide ring, a waterproof plate and a waterproof disc; the water guide ring is of a variable cross-section annular structure, and the sectional area of the water guide ring is reduced in the direction away from the air inlet; the multilayer waterproof boards are arranged in an annular ladder manner, the multilayer waterproof boards are gradually far away from the air inlet from the outer layer to the inner layer in the radial direction of the waterproof boards, and at least one end of each waterproof board is connected with the water guide ring; the waterproof disc is positioned in a space enclosed by the innermost waterproof plate and is arranged corresponding to the air inlet; and gas channels are enclosed between two adjacent layers of waterproof boards and between the innermost waterproof board and the waterproof disc, and are communicated with the gas inlet. The setting of waterproof component can prevent liquid entering into waterproof component in to can go out the liquid water conservancy diversion that enters into waterproof component in, the filter has the advantage that waterproof performance is good.
Description
Technical Field
The utility model relates to a filter equipment technical field, concretely relates to filter and vehicle.
Background
The air filter is mainly used for filtering air in engineering locomotives, automobiles, agricultural locomotives, laboratories, sterile operating rooms and various precision operating rooms. In the automotive field, for example, air cleaners are provided at the end of canister vents as filtration devices for the canisters. The air filter generally comprises a filter element and a shell, wherein the filter element is a core component of the air filter. In use, water is prevented from entering the housing, as the performance and life of the air cleaner is greatly reduced once the filter element disposed within the housing is wetted. And the air cleaner casing waterproof performance among the prior art is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model provides a filter and vehicle to solve the poor problem of air filter casing waterproof performance among the prior art.
The utility model provides a filter, which comprises a shell and a waterproof component, wherein one end of the shell is provided with an air inlet and the waterproof component, the waterproof component is positioned outside the air inlet, and the waterproof component comprises a water guide ring, a waterproof plate and a waterproof disc;
the water guide ring is of a variable cross-section annular structure, and the sectional area of the water guide ring is reduced in the direction away from the air inlet;
the plurality of layers of waterproof boards are arranged in an annular ladder manner, the waterproof boards are gradually far away from the air inlet from the outer layer to the inner layer in the radial direction of the waterproof boards, and at least one end of each waterproof board is connected with the water guide ring;
the waterproof disc is positioned in a space surrounded by the waterproof board on the innermost layer and is arranged corresponding to the air inlet;
and a gas channel is enclosed between the two adjacent layers of waterproof boards and between the innermost layer of waterproof board and the waterproof disc, and the gas channel is communicated with the gas inlet.
Optionally, the air inlet is located within the waterproof disk in an orthographic projection of the waterproof disk.
Optionally, the inner surface of the waterproof disc is arc-shaped when passing through the section of the axis of the shell, and the edge of the waterproof disc is connected with one end of the water guide ring with a large sectional area.
Optionally, the outer surface of the waterproof plate is provided with an annular side wall, and the annular side wall and the waterproof plate enclose a water guide groove.
Optionally, the flashing comprises an outermost flashing, a middle flashing and an innermost flashing;
one end of the outermost waterproof plate close to the air inlet is connected with one end of the water guide ring with a small sectional area, and the other end of the outermost waterproof plate far away from the air inlet is connected with one end of the water guide ring with a large sectional area;
one end of the middle-layer waterproof plate close to the air inlet is connected with one end of the water guide ring with a small sectional area, and the other end of the middle-layer waterproof plate far away from the air inlet is connected with one end of the water guide ring with a large sectional area;
and one end of the innermost waterproof plate close to the air inlet is connected with one end of the water guide ring with a small sectional area.
Optionally, the casing includes a waterproof cover, one end of the waterproof cover is connected with the side wall of the casing, an annular diversion trench is defined between the waterproof cover and the side wall of the casing, one end of the waterproof plate on the outermost layer extends into the diversion trench, and an n-type diversion channel is defined by the trench wall of the diversion trench and the waterproof plate.
Optionally, the housing comprises a cylindrical portion at one end of the housing;
one end of the cylindrical part extends out of the shell and forms a step structure with the shell, the cylindrical part surrounds the air inlet, the cylindrical part is located on the side wall inside the shell, and a strip-shaped through hole is formed in the side wall inside the shell and communicated with the air inlet and the inside of the shell.
Optionally, the filter further comprises a cover body, an opening is formed in the other end of the shell, the cover body covers the opening and is rotatably connected with the shell, and the cover body is provided with a bent air outlet channel.
Optionally, the filter still includes the filter core, the filter core is located in the casing, the one end of filter core with the lid is connected, the other end of filter core with the tube-shape portion is connected.
The utility model also provides a vehicle, including foretell filter.
The utility model discloses a filter, waterproof component is located the outside of air inlet, waterproof component includes water guide ring, waterproof board and waterproof dish.
The water guide ring plays a role in guiding water and prevents liquid from passing through the gas channel to enter the waterproof assembly by reducing the cross-sectional area of the gas channel. The multilayer the flashing is annular ladder setting the radial direction of flashing keeps away from skin to inlayer gradually the air inlet, when the filter transversely sets up, liquid passes adjacent two-layer in the gas passage between the flashing enters into waterproof component, and liquid can be along this two-layer lie in the skin in the flashing flows, and from this two-layer gas passage between the flashing or other gas passage flow.
When the filter is vertically arranged, liquid passes through the gas channel between the two adjacent layers of waterproof boards to enter the waterproof assembly, and the liquid flows along the waterproof boards positioned on the inner layer in the two layers of waterproof boards and flows out of the gas channels on the inner side of the waterproof boards on the inner layer.
The waterproof plate is arranged corresponding to the air inlet, can prevent liquid from entering the waterproof assembly, and can prevent the liquid from directly entering the air inlet. Consequently, through the setting of waterproof component, can effectually prevent in liquid enters into waterproof component to can go out the liquid water conservancy diversion that enters into waterproof component, the filter has the advantage that waterproof performance is good.
The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a perspective view of a filter according to the present invention;
FIG. 2 is a schematic structural view of the front view of FIG. 1;
FIG. 3 is a schematic structural view of the left side view of FIG. 2;
FIG. 4 is a schematic view of the structure of section A-A in FIG. 3;
FIG. 5 is a first enlarged view of B in FIG. 4;
FIG. 6 is a second enlarged view of B in FIG. 4;
FIG. 7 is a schematic structural view of the bottom view of FIG. 1;
description of reference numerals:
1-a shell; 2-an air inlet; 3-a water guide ring; 4-waterproof plate; 5-a waterproof component; 6-annular side wall; 7-water guide grooves; 8-outermost waterproof board; 9-middle layer waterproof board; 10-innermost waterproof board; 11-a waterproof cover; 12-an annular diversion trench; 13-a cylindrical portion; 14-strip-shaped through holes; 15-a cover body; 16-a gas outlet structure; 17-a sealing ring; 18-a filter element; 19-mounting part.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1 to 7, an embodiment of the present invention provides a filter, including a housing 1 and a waterproof assembly 5, one end of the housing 1 is provided with an air inlet 2 and the waterproof assembly 5, and the waterproof assembly 5 is located outside the air inlet 2.
The waterproof assembly 5 comprises a water guide ring 3, a waterproof board and a waterproof disk 4. The water guide ring 3 is of a variable cross-section annular structure, and the sectional area of the water guide ring 3 is reduced in the direction away from the air inlet 2; the multiple layers of waterproof boards are arranged in an annular ladder manner, the waterproof boards are gradually far away from the air inlet 2 from the outer layer to the inner layer in the radial direction of the waterproof boards, and at least one end of each waterproof board is connected with the water guide ring 3; the waterproof disc 4 is positioned in a space surrounded by the waterproof boards on the innermost layer and is arranged corresponding to the air inlet 2; and gas channels are enclosed between the two adjacent layers of waterproof boards and between the innermost layer of waterproof board and the waterproof disk 4, and the gas channels are communicated with the gas inlet 2.
Specifically, as shown in fig. 1 to 3, the housing 1 has a circular truncated cone shape, and one end of the housing 1 is one end having a small cross-sectional area of the housing 1. One end of the shell 1 is provided with an air inlet 2 and a waterproof assembly 5, the waterproof assembly 5 is located outside the air inlet 2, and the waterproof assembly 5 can protect the air inlet 2 and prevent liquid from entering the air inlet 2.
The waterproof assembly 5 comprises a water guide ring 3, a waterproof board and a waterproof disk 4. The water guide ring 3 plays a role in guiding water and prevents liquid from passing through the gas passage into the waterproof assembly 5 by reducing the cross-sectional area of the gas passage. The multilayer the flashing is annular ladder setting the radial direction of flashing keeps away from skin to inlayer gradually air inlet 2, and when the filter transversely set up, liquid passes adjacent two-layer in the gas passage between the flashing enters into waterproof component 5, and liquid can be along this two-layer lie in the skin in the flashing flows to from this two-layer gas passage between the flashing or other gas passage flow.
When the filter is vertically arranged, liquid passes through the gas channel between two adjacent layers of waterproof boards to enter the waterproof assembly 5, and the liquid flows along the waterproof boards positioned on the inner layer in the two layers of waterproof boards and flows out of the gas channels on the inner side of the waterproof boards on the inner layer.
The waterproof disc 4 is arranged corresponding to the air inlet 2, can prevent liquid from entering the waterproof assembly 5 and can prevent the liquid from directly entering the air inlet 2. Therefore, through the setting of waterproof component 5, can effectually prevent that liquid from entering into in the waterproof component 5 to can go out the liquid water conservancy diversion that enters into in the waterproof component 5, the filter has the advantage that waterproof performance is good.
The horizontal axis level setting that sets up to casing 1 of filter, the vertical setting of axis that sets up to casing 1 of filter.
As shown in fig. 4 to 6, in an embodiment, the air inlet 2 is located in the waterproof disk 4 in an orthographic projection of the waterproof disk 4.
As shown in fig. 4 to 6, in an embodiment, the inner surface of the waterproof disk 4 is arc-shaped in a cross section passing through the axis of the housing 1, and the edge of the waterproof disk 4 is connected to one end of the water guide ring 3 with a large cross section.
The section passing through the axis of the shell 1 comprises a section in the direction of A-A in figure 3, the inner surface of the waterproof disc 4 is a surface facing the air inlet 2, the inner surface of the waterproof disc 4 is arc-shaped, and when liquid is on the inner surface of the waterproof disc 4, the liquid can flow towards the edge of the waterproof disc 4 along the inner surface and flow out of the waterproof assembly, so that a better water guiding effect is achieved.
The water guide ring 3 can reduce the cross sectional area of a gas channel, the edge of the waterproof disc 4 is connected with the end with the large cross sectional area of the water guide ring 3, the cross sectional area of the gas channel between the waterproof disc 4 and the innermost waterproof plate is small, liquid easily enters the waterproof assembly 5, and the waterproof effect of the filter is better.
As shown in fig. 4 to 6, in an embodiment, the outer surface of the waterproof disk 4 is provided with an annular side wall 6, and the annular side wall 6 and the waterproof disk 4 enclose a water guiding groove 7.
The annular side wall 6 and the shell 1 are coaxially arranged, when liquid moves to the water guide groove 7, the liquid can flow to the outer side of the water guide groove 7 along the groove wall of the water guide groove 7, and the water guide groove 7 has a good water guide effect. And when the filter is transversely arranged, liquid can flow along the surface of the outer side of the annular side wall 6 in the radial direction, and when the filter is transversely arranged, the annular side wall 6 also has a good water guide effect.
Referring to fig. 4 to 6, in an embodiment, the waterproof boards include an outermost waterproof board 8, a middle waterproof board 9 and an innermost waterproof board 10, wherein an end of the outermost waterproof board 8 close to the air inlet 2 is connected to an end of the water guide ring 3 with a small cross-sectional area, and an end of the outermost waterproof board far away from the air inlet 2 is connected to an end of the water guide ring 3 with a large cross-sectional area; one middle-layer waterproof plate 9 is arranged, one end, close to the air inlet 2, of the middle-layer waterproof plate 9 is connected with one end, small in sectional area, of the water guide ring 3, and one end, far away from the air inlet 2, of the middle-layer waterproof plate 9 is connected with one end, large in sectional area, of the water guide ring 3; one end of the innermost waterproof board 10 close to the air inlet 2 is connected with one end of the water guide ring 3 with a small sectional area.
The water guide ring 3 can reduce the cross-sectional area of gas channels between the outermost waterproof board 8 and the middle waterproof board 9, between the middle waterproof board 9 and the innermost waterproof board 10, and between the innermost waterproof board 10 and the waterproof disc 4, and can effectively prevent liquid from entering the waterproof assembly 5, so that the waterproof effect of the filter is better.
In an embodiment, two, three, four, etc. middle waterproof boards 9 may be further provided according to the use requirement.
In one embodiment, one end of the outermost waterproof board 8 close to the air inlet 2 is not connected to one end of the water guide ring 3 with a small cross-sectional area, and one end far away from the air inlet 2 is connected to one end of the water guide ring 3 with a large cross-sectional area.
In one embodiment, one end of the innermost waterproof board 10 close to the air inlet 2 is connected to one end of the water guide ring 3 with a small cross-sectional area, and one end far away from the air inlet 2 is connected to one end of the water guide ring 3 with a large cross-sectional area.
As shown in fig. 4 to 6, in an embodiment, the casing 1 includes a waterproof cover 11, one end of the waterproof cover 11 is connected to a side wall of the casing 1, an annular diversion trench 12 is defined between the waterproof cover 11 and the side wall of the casing 1, one end of the outermost waterproof board extends into the diversion trench, and a trench wall of the diversion trench and the waterproof board define an n-type diversion channel.
As shown in fig. 5, the filter is vertically arranged, the cross-sectional area of the gas channel is reduced by the water guide ring 3, and the liquid can return back when encountering the water guide ring 3, so that the amount of the liquid entering the waterproof assembly 5 from the gas channel is smaller, the liquid mainly enters the waterproof assembly 5 from the diversion trench, and the flowing direction of the liquid is shown as an arrow.
The liquid enters the waterproof assembly 5 along the diversion channel, and the first part flows along the outermost waterproof board and flows out from the gas channel between the outermost waterproof board 8 and the middle waterproof board 9; the second part moves inwards along the radial direction of the waterproof board through the gap between the middle waterproof board 9 and the shell 1, the second part is divided into a third part and a fourth part, the third part flows along the guide plate and the middle waterproof board 9 in sequence and flows out from the gas channel between the middle waterproof board 9 and the innermost waterproof board 10; the fourth part of the liquid flows to the upper surface of the waterproofing disk 4 and along the upper surface towards the edge of the waterproofing disk 4 and finally out of the gas channel between the waterproofing disk 4 and the innermost flashing 10.
As shown in fig. 6, the liquid flows in the direction shown by the arrow, the filter is transversely arranged, the liquid enters the waterproof assembly 5 through the air passage between the outermost waterproof board 8 and the middle waterproof board 9, and the liquid moves to the lower position along the outermost waterproof board 8 or directly falls to the lower position of the outermost waterproof board 8 and then flows out from the air passage between the outermost waterproof board 8 and the middle waterproof board 9; liquid enters the waterproof assembly 5 through the gas channel between the middle waterproof board 9 and the innermost waterproof board 10, and the liquid flows to the lower part along the middle waterproof board 9 or directly falls to the lower part of the middle waterproof board 9 and then flows out from the gas channel between the middle waterproof board 9 and the innermost waterproof board 10; the distance is nearer between the guide plate that sets up on the waterproof board 10 of inlayer and the guide plate that 4 edges of waterproof dish set up, and liquid from the gas passage between 10 of inlayer waterproof board and the waterproof dish 4 when removing to waterproof component 5, can receive stopping of guide plate on the waterproof dish 4, is difficult to enter into in the waterproof component 5.
As shown in fig. 4 to 6, in an embodiment, the housing 1 includes a cylindrical portion 13, and the cylindrical portion 13 is located at one end of the housing 1; one end of the cylindrical part 13 extends out of the shell 1, the cylindrical part 13 forms a step structure with the shell 1, the air inlet 2 is surrounded by the cylindrical part 13, the cylindrical part 13 is located on the side wall inside the shell 1, a strip-shaped through hole 14 is formed in the side wall inside the shell 1, and the strip-shaped through hole 14 is communicated with the air inlet 2 and the inside of the shell 1.
As shown in fig. 5, the filter is vertically arranged, and the liquid in the fourth part can be blocked by the cylindrical part 13 to flow to the upper surface of the waterproof disc 4, so that the liquid can be prevented from flowing into the air inlet 2.
As shown in fig. 6, the filter is disposed horizontally, and liquid enters the waterproof module 5 through the air passage between the middle waterproof sheet 9 and the innermost waterproof sheet 10, and the liquid moves downward along the middle waterproof sheet 9, or flows out from the air passage between the middle waterproof sheet 9 and the innermost waterproof sheet 10 along the tubular portion 13, so that the liquid can be prevented from flowing into the air inlet 2.
As shown in fig. 3, in an embodiment, the filter further includes a cover 15, an opening is disposed at the other end of the housing 1, the cover 15 covers the opening and is rotatably connected to the housing 1, the cover 15 is provided with an air outlet structure 16, and a bent air outlet channel is disposed in the air outlet structure 16.
When the filter is installed, when the position of the air outlet structure 16 does not meet the requirement of the installation position, the cover body 15 can be rotated to adjust the position of the air outlet structure 16, so that the filter is more convenient to install.
The connection mode of the cover body 15 and the shell body 1 is clamping connection, and the clamping connection mode is simple and convenient to install.
As shown in fig. 3, in one embodiment, in order to increase the sealing between the cover 15 and the housing 1, a sealing ring 17 is provided between the cover 15 and the housing 1.
The filter also comprises a filter element 18, the filter element 18 is arranged in the shell 1, as shown in fig. 3, one end of the filter element 18 is connected with the cover body 15, the other end of the filter element 18 is connected with the cylindrical part 13, and the cover body 15 and the cylindrical part 13 can limit the filter to prevent the filter element 18 from shaking.
As shown in fig. 1 to 3, in one embodiment, in order to mount and fix the filter, a mounting portion 19 is provided on the outside of the housing 1, and one end of the mounting portion 19 is fixedly connected to the housing 1.
An embodiment of the utility model also provides a vehicle, including foretell filter. Because the filter has the advantage that waterproof performance is good for the performance of filter is good, long service life, and then makes the performance of vehicle better.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. The filter is characterized by comprising a shell (1) and a waterproof assembly (5), wherein one end of the shell (1) is provided with an air inlet (2) and the waterproof assembly (5), the waterproof assembly (5) is positioned on the outer side of the air inlet (2), and the waterproof assembly (5) comprises a water guide ring (3), a waterproof plate and a waterproof disc (4);
the water guide ring (3) is of a variable cross-section annular structure, and the sectional area of the water guide ring (3) is reduced in the direction away from the air inlet (2);
the multiple layers of waterproof boards are arranged in an annular ladder manner, the waterproof boards are gradually far away from the air inlet (2) from the outer layer to the inner layer in the radial direction of the waterproof boards, and at least one end of each waterproof board is connected with the water guide ring (3);
the waterproof plate (4) is positioned in a space surrounded by the waterproof plates on the innermost layer and is arranged corresponding to the air inlet (2);
and a gas channel is enclosed between the two adjacent layers of waterproof boards and between the innermost layer of waterproof board and the waterproof disc (4), and the gas channel is communicated with the gas inlet (2).
2. A filter according to claim 1, characterised in that the air inlet (2) is located in the water-proof disc (4) in an orthographic projection of the water-proof disc (4).
3. A filter according to claim 1, characterised in that the inner surface of the water-proof disc (4) is arc-shaped in a cross section passing through the axis of the housing (1), and the edge of the water-proof disc (4) is connected with one end of the water guide ring (3) with a large cross section.
4. A filter according to claim 3, characterised in that the outer surface of the water-proof disc (4) is provided with an annular side wall (6), the annular side wall (6) and the water-proof disc (4) enclosing a water-guiding recess (7).
5. A filter according to claim 4, characterised in that the flashing comprises an outermost flashing (8), a middle flashing (9) and an innermost flashing (10);
one end of the outermost waterproof plate (8) close to the air inlet (2) is connected with one end of the water guide ring (3) with a small sectional area, and one end of the outermost waterproof plate far away from the air inlet (2) is connected with one end of the water guide ring (3) with a large sectional area;
one end of the middle-layer waterproof plate (9) close to the air inlet (2) is connected with one end of the water guide ring (3) with a small sectional area, and one end far away from the air inlet (2) is connected with one end of the water guide ring (3) with a large sectional area;
one end of the innermost waterproof plate (10) close to the air inlet (2) is connected with one end of the water guide ring (3) with a small sectional area.
6. A filter according to claim 1, wherein the housing (1) comprises a waterproof cover (11), one end of the waterproof cover (11) is connected with the side wall of the housing (1), an annular diversion trench (12) is defined between the waterproof cover (11) and the side wall of the housing (1), one end of the waterproof board at the outermost layer extends into the diversion trench, and the trench wall and the waterproof board define an n-type diversion channel.
7. A filter according to any one of claims 1-6, characterised in that the housing (1) comprises a cylindrical portion (13), the cylindrical portion (13) being located at one end of the housing (1);
one end of the cylindrical part (13) extends out of the shell (1) to form a step structure with the shell (1), the cylindrical part (13) is surrounded to form the air inlet (2), the side wall of the cylindrical part (13) in the shell (1) is provided with a strip-shaped through hole (14), and the strip-shaped through hole (14) is communicated with the air inlet (2) and the shell (1).
8. A filter according to claim 7, further comprising a cover (15), wherein an opening is provided at the other end of the housing (1), the cover (15) covers the opening and is rotatably connected to the housing (1), and the cover (15) is provided with a bent air outlet channel.
9. A filter according to claim 8, further comprising a filter element (18), wherein the filter element (18) is arranged in the housing (1), one end of the filter element (18) is connected to the cover (15), and the other end of the filter element (18) is connected to the cylindrical portion (13).
10. A vehicle comprising a filter according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021751109.6U CN213478533U (en) | 2020-08-20 | 2020-08-20 | Filter and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021751109.6U CN213478533U (en) | 2020-08-20 | 2020-08-20 | Filter and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213478533U true CN213478533U (en) | 2021-06-18 |
Family
ID=76361177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021751109.6U Active CN213478533U (en) | 2020-08-20 | 2020-08-20 | Filter and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213478533U (en) |
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2020
- 2020-08-20 CN CN202021751109.6U patent/CN213478533U/en active Active
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