CN216198369U - Be applied to car filter prevent leaking structure - Google Patents
Be applied to car filter prevent leaking structure Download PDFInfo
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- CN216198369U CN216198369U CN202123051486.6U CN202123051486U CN216198369U CN 216198369 U CN216198369 U CN 216198369U CN 202123051486 U CN202123051486 U CN 202123051486U CN 216198369 U CN216198369 U CN 216198369U
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- oil inlet
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- 230000000903 blocking effect Effects 0.000 claims description 5
- 239000003921 oil Substances 0.000 abstract description 118
- 239000010721 machine oil Substances 0.000 abstract description 10
- 239000012535 impurity Substances 0.000 abstract description 9
- 238000001914 filtration Methods 0.000 abstract description 4
- 239000010705 motor oil Substances 0.000 description 17
- 239000000428 dust Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a leakage-proof structure applied to an automobile filter, which belongs to the technical field of automobile filters and comprises a shell, wherein an oil inlet and an oil outlet are respectively arranged at two axial ends of the shell, a first oil inlet cavity, a second oil inlet cavity, a third oil inlet cavity and a filter cavity which are communicated with the oil inlet are arranged in the shell, a check valve is arranged between the first oil inlet cavity and the second oil inlet cavity, the second oil inlet cavity and the third oil inlet cavity are communicated through a second through hole, the third oil inlet cavity and the filter cavity are communicated through a third through hole, and filter paper is arranged in the filter cavity; through set up the check valve between first oil feed chamber and second oil feed chamber, take place to block up when the filter paper, when machine oil can not get into first oil pocket from the filter chamber, prevent that machine oil backward flow from taking back to first oil feed chamber with the filterable impurity in the filter chamber, the effectual impurity of avoiding after filtering is revealed.
Description
Technical Field
The utility model belongs to the technical field of automobile filters, and particularly relates to an anti-leakage structure applied to an automobile filter.
Background
The oil filter, also called an oil grid, is used for removing impurities such as dust, metal particles, carbon precipitates, soot particles and the like in the oil. The engine parts of the automobile can be abraded to generate metal crumbs, when engine oil is supplemented, fine dust and sand can enter from an oil filling port, the metal crumbs and the dust and sand can accelerate abrasion of parts such as a crankshaft, a bearing, a cylinder sleeve and a piston in the engine, in addition, the engine oil generates daub-shaped organic matters due to chemical changes in a high-temperature state in the operation process of the engine, the daub-shaped organic matters can stick moving parts and increase resistance, and in order to effectively protect the engine, the mechanical impurities and oil sludge must be filtered by an oil filter.
However, the filter element of the oil filter is easy to be blocked, the overflow valve is opened under the action of oil pressure after the filter element is blocked to ensure that the engine oil can be smoothly circulated back to the engine, and at the moment, the engine oil circulated back to the engine through the overflow valve cannot be filtered, and large particle impurities which are filtered out originally can be flushed back to the engine through the overflow valve again, so that uninterrupted secondary wear is brought to the engine.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems of the above solutions, the present invention provides a leakage prevention structure applied to a filter for an automobile.
The purpose of the utility model can be realized by the following technical scheme:
the anti-leakage structure applied to the automobile filter comprises a shell, wherein an oil inlet and an oil outlet are respectively arranged at two axial ends of the shell, a first oil inlet cavity, a second oil inlet cavity, a third oil inlet cavity and a filter cavity which are communicated with the oil inlet are arranged inside the shell, a check valve is arranged between the first oil inlet cavity and the second oil inlet cavity, the second oil inlet cavity and the third oil inlet cavity are communicated through a second through hole, the third oil inlet cavity and the filter cavity are communicated through a third through hole, and filter paper is arranged in the filter cavity;
a first oil outlet cavity, a second oil outlet cavity and a third oil outlet cavity which are communicated with the oil outlet are formed in the shell, the first oil outlet cavity is communicated with the second oil outlet cavity, the second oil outlet cavity is communicated with the third oil outlet cavity, and a plurality of fourth through holes are formed between the first oil outlet cavity and the filter cavity; the third oil outlet cavity is communicated with the first oil inlet cavity; and an overflow valve is arranged in the third oil outlet cavity.
Further, the first oil outlet cavity, the second oil outlet cavity and the third oil outlet cavity are all cylindrical.
Further, the check valve includes check ring and valve, check ring fixed connection is in first oil feed intracavity, be equipped with first through-hole on the check ring, valve swing joint is in check ring side, the valve is corresponding with first through-hole.
Further, the valve is located the one side of keeping away from the oil inlet, and the diameter of valve is greater than the diameter of first through-hole.
Further, the overflow valve comprises a first fixing plate and a second fixing plate; the first fixing plate and the second fixing plate are fixedly connected in a third oil outlet cavity, a fifth through hole is formed in the first fixing plate, a spring is fixedly connected to the bottom surface of the second fixing plate, a plugging plate is fixedly connected to the lower end of the spring, and the plugging plate corresponds to the fifth through hole; and a sixth through hole is formed in the second fixing plate, and a filter screen is fixedly connected in the sixth through hole.
Further, the first fixing plate is located below the second fixing plate.
Compared with the prior art, the utility model has the beneficial effects that: by arranging the check valve between the first oil inlet cavity and the second oil inlet cavity, when the filter paper is blocked and engine oil cannot enter the first oil outlet cavity from the filter cavity, the engine oil is prevented from flowing back to bring impurities filtered in the filter cavity back to the first oil inlet cavity, and the filtered impurities are effectively prevented from leaking; through setting up the overflow valve for when the filter paper takes place to block up, machine oil can not follow the filter chamber and get into when first oil-out chamber, because the change of pressure, make machine oil can get into the third through-hole intracavity that produces oil through the overflow valve, the supply of guarantee machine oil, simultaneously through set up the filter screen in the sixth through-hole, carry out certain filtration to the machine oil through the overflow valve.
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a cross-sectional view of the overall structure of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic view of the check valve of the present invention;
fig. 4 is an enlarged view of fig. 1 at B.
In the figure: 1. a housing; 2. an oil inlet; 3. an oil outlet; 4. a first oil inlet chamber; 5. a second oil inlet chamber; 6. a third oil inlet cavity; 7. a first oil outlet cavity; 8. a second oil outlet cavity; 9. a third oil outlet cavity; 10. a filter chamber; 11. a check valve; 1101. a check ring; 1102. a valve; 1103. a first through hole; 12. a second through hole; 13. a third through hole; 14. filtering paper; 15. a fourth via hole; 16. an overflow valve; 1601. a first fixing plate; 1602. a second fixing plate; 1603. a spring; 1604. a plugging plate; 1605. a fifth through hole; 1606. a sixth through hole; 1607. and (4) a filter screen.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 4, a leakage-proof structure applied to an automobile filter comprises a housing 1, wherein an oil inlet 2 and an oil outlet 3 are respectively arranged at two axial ends of the housing 1, a first oil inlet chamber 4, a second oil inlet chamber 5, a third oil inlet chamber 6 and a filter chamber 10 which are communicated with the oil inlet 2 are arranged inside the housing 1, a check valve 11 is arranged between the first oil inlet chamber 4 and the second oil inlet chamber 5, and when the filter paper 14 is blocked and engine oil cannot enter the first oil outlet chamber 7 from the filter chamber 10, the engine oil is prevented from flowing back to bring impurities filtered in the filter chamber 10 back to the first oil inlet chamber 4, so that the filtered impurities are effectively prevented from being leaked; the second oil inlet cavity 5 is communicated with the third oil inlet cavity 6 through a second through hole 12, the third oil inlet cavity 6 is communicated with the filter cavity 10 through a third through hole 13, and filter paper 14 is arranged in the filter cavity 10;
a first oil outlet cavity 7, a second oil outlet cavity 8 and a third oil outlet cavity 9 which are communicated with the oil outlet 3 are arranged in the shell 1, the first oil outlet cavity 7 is communicated with the second oil outlet cavity 8, the second oil outlet cavity 8 is communicated with the third oil outlet cavity 9, the first oil outlet cavity 7, the second oil outlet cavity 8 and the third oil outlet cavity 9 are cylindrical, and a plurality of fourth through holes 15 are arranged between the first oil outlet cavity 7 and the filter cavity 10; the third oil outlet cavity 9 is communicated with the first oil inlet cavity 4; an overflow valve 16 is arranged in the third oil outlet cavity 9;
the check valve 11 comprises a check ring 1101 and a valve 1102, the check ring 1101 is fixedly connected in the first oil inlet cavity 4, a first through hole 1103 is formed in the check ring 1101, the valve 1102 is movably connected to the side surface of the check ring 1101, and the valve 1102 is positioned on the side far away from the oil inlet 2; the valve 1102 corresponds to the first through hole 1103; the diameter of the valve 1102 is larger than the diameter of the first through hole 1103;
the relief valve 16 includes a first fixing plate 1601, a second fixing plate 1602, a spring 1603, and a blocking plate 1604; the first fixing plate 1601 and the second fixing plate 1602 are both fixedly connected in the third oil outlet cavity 9, the first fixing plate 1601 is located below the second fixing plate 1602, a fifth through hole 1605 is arranged on the first fixing plate 1601, a spring 1603 is fixedly connected to the bottom surface of the second fixing plate 1602, a blocking plate 1604 is fixedly connected to the lower end of the spring 1603, and the blocking plate 1604 corresponds to the fifth through hole 1605; a sixth through hole 1606 is formed in the second fixing plate 1602, and a filter screen 1607 is fixedly connected in the sixth through hole 1606;
through setting up overflow valve 16 for when filter paper 14 takes place to block up, machine oil can not get into first oil outlet chamber 7 from filter chamber 10, because the change of pressure for machine oil can get into in third oil outlet chamber 9 through overflow valve 16, the supply of guarantee machine oil, carries out certain filtration through setting up filter screen 1607 in sixth through-hole 1606 to the machine oil that passes through overflow valve 16 simultaneously.
The working principle of the utility model is as follows: when the gasoline filter is used, gasoline enters the first oil inlet cavity 4 through the oil inlet 2, because the overflow valve 16 is not opened, engine oil enters the second oil inlet cavity 5 through the check valve 11 in the first oil inlet cavity 4, enters the third oil inlet cavity 6 through the second through hole 12, enters the filter cavity 10 through the third through hole 13, filter paper 14 in the filter cavity 10 filters the engine oil, and the filtered engine oil enters the first oil outlet cavity 7 through the fourth through hole 15, enters the oil outlet 3 through the first oil outlet cavity 7 and finally flows out of the oil outlet 3;
when the filter paper 14 is blocked, and the engine oil cannot enter the first oil outlet cavity 7 from the filter cavity 10, because of the action of the check valve 11, the engine oil in the second oil inlet cavity 5, the third oil inlet cavity 6 and the filter cavity 10 cannot flow back into the first oil inlet cavity 4, the pressure in the first oil inlet cavity 4 is increased along with the entering of the engine oil, the overflow valve 16 is opened, the engine oil in the first oil inlet cavity 4 enters the overflow valve 16 from the fifth through hole 1605, the filter screen 1607 filters the engine oil, the filtered engine oil sequentially passes through the third oil outlet cavity 9, the second oil outlet cavity 8 and the first oil outlet cavity 7, enters the oil outlet 3, and finally flows out from the oil outlet 3.
In the description of the present invention, it is to 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", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The foregoing is merely exemplary and illustrative of the present invention, and various modifications, additions and substitutions of the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.
Claims (6)
1. The anti-leakage structure is applied to an automobile filter and is characterized by comprising a shell (1), wherein an oil inlet (2) and an oil outlet (3) are respectively arranged at two axial ends of the shell (1), a first oil inlet cavity (4), a second oil inlet cavity (5), a third oil inlet cavity (6) and a filter cavity (10) which are communicated with the oil inlet (2) are arranged inside the shell (1), a check valve (11) is arranged between the first oil inlet cavity (4) and the second oil inlet cavity (5), the second oil inlet cavity (5) and the third oil inlet cavity (6) are communicated through a second through hole (12), the third oil inlet cavity (6) is communicated with the filter cavity (10) through a third through hole (13), and filter paper (14) is arranged in the filter cavity (10);
a first oil outlet cavity (7), a second oil outlet cavity (8) and a third oil outlet cavity (9) which are communicated with the oil outlet (3) are arranged in the shell (1), the first oil outlet cavity (7) is communicated with the second oil outlet cavity (8), the second oil outlet cavity (8) is communicated with the third oil outlet cavity (9), and a plurality of fourth through holes (15) are formed between the first oil outlet cavity (7) and the filter cavity (10); the third oil outlet cavity (9) is communicated with the first oil inlet cavity (4); an overflow valve (16) is arranged in the third oil outlet cavity (9).
2. The leak-proof structure applied to the filter of the automobile as claimed in claim 1, wherein the first oil outlet chamber (7), the second oil outlet chamber (8) and the third oil outlet chamber (9) are all cylindrical.
3. The leakage-proof structure applied to the automobile filter is characterized in that the check valve (11) comprises a check ring (1101) and a valve (1102), the check ring (1101) is fixedly connected in the first oil inlet cavity (4), a first through hole (1103) is formed in the check ring (1101), the valve (1102) is movably connected to the side surface of the check ring (1101), and the valve (1102) corresponds to the first through hole (1103).
4. The leakage preventing structure applied to the filter of the automobile as claimed in claim 3, wherein the valve (1102) is located at a side away from the oil inlet (2), and the diameter of the valve (1102) is larger than that of the first through hole (1103).
5. The leakage preventing structure applied to the filter of the automobile as claimed in claim 1, wherein the relief valve (16) comprises a first fixing plate (1601) and a second fixing plate (1602); the first fixing plate (1601) and the second fixing plate (1602) are both fixedly connected in the third oil outlet cavity (9), a fifth through hole (1605) is formed in the first fixing plate (1601), a spring (1603) is fixedly connected to the bottom surface of the second fixing plate (1602), a blocking plate (1604) is fixedly connected to the lower end of the spring (1603), and the blocking plate (1604) corresponds to the fifth through hole (1605); be equipped with sixth through-hole (1606) on second fixed plate (1602), fixedly connected with filter screen (1607) in sixth through-hole (1606).
6. The leakage preventing structure applied to a filter for an automobile according to claim 5, wherein the first fixing plate (1601) is located below the second fixing plate (1602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123051486.6U CN216198369U (en) | 2021-12-07 | 2021-12-07 | Be applied to car filter prevent leaking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123051486.6U CN216198369U (en) | 2021-12-07 | 2021-12-07 | Be applied to car filter prevent leaking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216198369U true CN216198369U (en) | 2022-04-05 |
Family
ID=80913817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123051486.6U Active CN216198369U (en) | 2021-12-07 | 2021-12-07 | Be applied to car filter prevent leaking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216198369U (en) |
-
2021
- 2021-12-07 CN CN202123051486.6U patent/CN216198369U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Anti-leakage structure applied to automobile filter Effective date of registration: 20220905 Granted publication date: 20220405 Pledgee: Shexian Anhui rural commercial bank Limited by Share Ltd. Pledgor: HUANGSHAN HAOTEDA FILTER Co.,Ltd. Registration number: Y2022980014494 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231102 Granted publication date: 20220405 Pledgee: Shexian Anhui rural commercial bank Limited by Share Ltd. Pledgor: HUANGSHAN HAOTEDA FILTER Co.,Ltd. Registration number: Y2022980014494 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |