CN215719021U - Detachable oil filter - Google Patents
Detachable oil filter Download PDFInfo
- Publication number
- CN215719021U CN215719021U CN202122183176.3U CN202122183176U CN215719021U CN 215719021 U CN215719021 U CN 215719021U CN 202122183176 U CN202122183176 U CN 202122183176U CN 215719021 U CN215719021 U CN 215719021U
- Authority
- CN
- China
- Prior art keywords
- outer ring
- cover plate
- ring body
- filter
- cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 25
- 239000012535 impurity Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000010705 motor oil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Images
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a detachable oil filter, and belongs to the technical field of oil filters. The filter cartridge comprises a shell and a filter cartridge, wherein a bypass valve and a check valve are respectively arranged at two ends of the filter cartridge, an outer ring body is arranged at the end part of the shell, a cover plate is connected in the outer ring body, and an oil inlet hole is formed in the cover plate; the cover plate is fixed in the outer ring body through a locking cover, a baffle ring matched with the cover plate is arranged in the outer ring body, and a sealing gasket is connected between the cover plate and the baffle ring; the locking cover is of a circular ring structure, one end face of the locking cover is provided with an annular groove in matched connection with the outer ring body, the outer surface of the outer ring body is provided with external threads, internal threads matched with the external threads are arranged in the annular groove, and the locking cover is provided with a convex ring in press fit with the cover plate. According to the utility model, the outer ring body is arranged on the shell, the cover plate is fixed in the outer ring body through the locking cover, and the locking cover is in threaded connection with the outer ring body, so that the filter is convenient to disassemble, and the damage to the cover plate is avoided in the disassembling process.
Description
Technical Field
The utility model relates to the technical field of oil filters, in particular to a detachable oil filter.
Background
The oil filter is used for filtering harmful impurities in oil from an oil sump, keeping clean of lubricating oil, supplying clean oil to kinematic pairs such as a crankshaft, a connecting rod, a camshaft, a supercharger and piston rings, and playing roles in lubricating, cooling and cleaning, so that impurities generated by friction in the running process of each part are reduced to the greatest extent, and energy loss and part abrasion are reduced. Meanwhile, the heat dissipation function is achieved. Extending the life of these components; currently, the existing oil filter mainly includes a housing and a filter device disposed inside the housing. The oil filter needs to be regularly checked and replaced in the using process so as to prevent impurities such as particles from being mixed in, and the engine oil meets the engine oil requirement of an engine.
The shell body of the oil filter is of a U-shaped structure generally, the opening of the U-shaped shell body is provided with a connecting cover connected and assembled with other parts, the connecting cover is provided with a center screwing through hole with internal threads, therefore, when the oil filter is assembled and disassembled, the filter is disassembled from an engine by a special wrench, the wrench is used for rotating the filter shell, the connecting cover is opened by the wrench after the disassembly, the filter cartridge is replaced, the whole operation process is difficult to disassemble, and the shell and the connecting cover are easily damaged.
SUMMERY OF THE UTILITY MODEL
In view of the technical defects, the utility model aims to provide a detachable oil filter, wherein an outer ring body is arranged at one end of a shell, and a cover plate is fixed in the outer ring body through a locking cover, so that the problem of difficulty in detaching the filter is solved.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a detachable oil filter, which comprises a shell and a filter cylinder, wherein two ends of the filter cylinder are respectively provided with a bypass valve and a check valve; the cover plate is fixed in the outer ring body through a locking cover, a baffle ring matched with the cover plate is arranged in the outer ring body, and a sealing gasket is connected between the cover plate and the baffle ring; the locking cover is of a circular ring body structure, one end face of the locking cover is provided with an annular groove in matched connection with the outer ring body, the outer surface of the outer ring body is provided with external threads, internal threads matched with the external threads are arranged in the annular groove, and the locking cover is provided with a convex ring in press fit with the cover plate.
Preferably, the outer ring body diameter is larger than the housing diameter.
Preferably, the surface of the filter cylinder is provided with filter paper, the two ends of the filter cylinder are fixedly connected with fixing plates, the filter cylinder is provided with filter holes, and the filter holes are connected with the oil inlet hole.
Preferably, the surface of the shell is provided with a polygon structure.
Preferably, a plurality of through holes are formed in the cover plate on the periphery of the oil inlet hole.
Preferably, the other end face of the locking cover is provided with an annular groove, and a sealing ring is connected in the annular groove.
Preferably, a plurality of hand levers are fixedly connected to the peripheral side surface of the locking cover.
Preferably, a spring is connected between the bypass valve and the bottom of the housing.
The utility model has the beneficial effects that:
1. this design is through being equipped with outer annular body on the casing, and the apron is fixed in the outer loop through a locking lid, and locking lid and outer annular body threaded connection have made things convenient for the dismantlement to the filter, and have avoided the damage to the apron among the dismantlement process.
2. This design is through being equipped with polygon body structure at the casing surface, when dismantling the filter, can use the spanner cover at polygon body structure, and the convenience is lifted the filter off, and plays the guard action to the casing.
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 schematic structural diagram of a removable oil filter according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the housing.
Fig. 3 is a schematic structural view of the locking cover.
Fig. 4 is another schematic view of fig. 3.
Description of reference numerals: 1-shell, 11-polygon structure, 12-outer ring body, 13-baffle ring, 14-external thread, 2-cover plate, 21-oil inlet hole, 3-locking cover, 31-annular groove, 32-convex ring, 33-hand lever, 34-sealing ring, 35-annular groove, 4-bypass valve, 5-spring, 6-filter cartridge, 7-check valve, 8-sealing gasket.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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.
Example (b): as shown in figures 1-4, the utility model provides a detachable oil filter, which comprises a shell 1 and a filter cylinder 6, wherein the shell 1 is in a U-shaped structure, two ends of the filter cylinder 6 are respectively provided with a bypass valve 4 and a check valve 7, the bypass valve 4 and the check valve 7 are both conventional devices, a spring 5 is connected between the bypass valve 4 and the bottom of the shell 1, when the detachable oil filter is installed, the spring 5 is in a compressed state, so that the filter cylinder 6 is stably installed in the shell 1, the end part of the shell 1 is provided with an outer ring body 12, the diameter of the outer ring body 12 is larger than that of the shell 1, a cover plate 2 is connected in the outer ring body 12, the cover plate 2 is hermetically connected with the outer ring body 12, the cover plate 2 is provided with an oil inlet 21, the oil inlet 21 is internally provided with threads, the oil inlet 21 is connected with an oil pipe, the cover plate 2 is provided with a plurality of through holes around the oil inlet 21, so that engine oil can conveniently enter the filter cylinder, the cover plate 2 is fixed in the outer ring body 12 through a locking cover 3, the locking cover 3 is used for pressing the cover plate 2, a baffle ring 13 matched with the cover plate 2 is arranged in the outer ring body 12, and a sealing gasket 8 is connected between the cover plate 2 and the baffle ring 13; the surface of the filter cylinder 6 is provided with filter paper which plays a role in filtering, two ends of the filter cylinder 6 are fixedly connected with fixing plates, the filter cylinder 6 is provided with filter holes, and the filter holes are connected with the oil inlet 21; in order to prevent the filter from being damaged when being disassembled, the polygon structure 11 is arranged on the surface of the shell 1, and the spanner sleeve polygon structure 11 can be used for protecting the shell when being disassembled.
As shown in fig. 3-4, the locking cover 3 is a circular ring structure, a through hole is provided in the middle, an end face of the locking cover 3 is provided with an annular groove 31 connected with the outer ring 12 in a matching manner, the locking cover 3 is connected with the outer ring 12 in a threaded manner, an outer thread 14 is provided on the outer surface of the outer ring 12, an inner thread matched with the outer thread 14 is provided in the annular groove 31, a plurality of hand levers 33 are fixedly connected to the circumferential side of the locking cover 3, the locking cover 3 can be rotated conveniently, a wrench is not needed, in order to compress the cover plate 2 by the locking cover 3, a convex ring 32 tightly matched with the cover plate 2 is provided on the locking cover 3, another end face of the locking cover 3 is provided with an annular groove 35, and a sealing ring 34 is connected in the annular groove 35, thereby fixedly connecting the filter and the engine in a sealing manner.
When the filter is used, when the filter is detached, a wrench is sleeved on the polygonal structure 11 on the shell 1, the shell 1 is rotated to detach the filter, then the locking cover 3 is rotated, the cover plate 2 and the filter cartridge 6 are sequentially taken out, the filter cartridge is replaced, the wrench is not needed, and the detachment is simple.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A detachable oil filter comprises a shell (1) and a filter cartridge (6), and is characterized in that,
a bypass valve (4) and a check valve (7) are respectively arranged at two ends of the filter cylinder (6), an outer ring body (12) is arranged at the end part of the shell (1), a cover plate (2) is connected in the outer ring body (12), and an oil inlet hole (21) is formed in the cover plate (2);
the cover plate (2) is fixed in the outer ring body (12) through a locking cover (3), a baffle ring (13) matched with the cover plate (2) is arranged in the outer ring body (12), and a sealing gasket (8) is connected between the cover plate (2) and the baffle ring (13);
the locking cover (3) is of a circular ring body structure, one end face of the locking cover (3) is provided with an annular groove (31) which is connected with the outer ring body (12) in a matched mode, the outer surface of the outer ring body (12) is provided with an external thread (14), an internal thread matched with the external thread (14) is arranged in the annular groove (31), and a convex ring (32) matched with the cover plate (2) in a pressed mode is arranged on the locking cover (3).
2. A removable oil filter according to claim 1 in which the outer ring (12) has a diameter greater than the diameter of the housing (1).
3. A detachable oil filter according to claim 1 or 2, wherein the surface of the filter cartridge (6) is provided with filter paper, the two ends of the filter cartridge (6) are fixedly connected with fixing plates, and the filter cartridge (6) is provided with filter holes which are connected with the oil inlet (21).
4. A removable oil filter according to claim 3 in which the housing (1) is provided with a polygonal structure (11) on its surface.
5. A removable oil filter according to claim 1, characterised in that the cover plate (2) is provided with a plurality of through-holes on the periphery of the oil inlet (21).
6. A removable oil filter according to claim 1 or 5 in which the locking cap (3) is provided with an annular groove (35) at the other end, the annular groove (35) having the sealing ring (34) attached therein.
7. A removable oil filter according to claim 6 in which a plurality of hand levers (33) are fixedly attached to the peripheral side of the locking cap (3).
8. A removable oil filter according to claim 7 in which a spring (5) is connected between the by-pass valve (4) and the bottom of the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122183176.3U CN215719021U (en) | 2021-09-06 | 2021-09-06 | Detachable oil filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122183176.3U CN215719021U (en) | 2021-09-06 | 2021-09-06 | Detachable oil filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215719021U true CN215719021U (en) | 2022-02-01 |
Family
ID=80017866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122183176.3U Expired - Fee Related CN215719021U (en) | 2021-09-06 | 2021-09-06 | Detachable oil filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215719021U (en) |
-
2021
- 2021-09-06 CN CN202122183176.3U patent/CN215719021U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220201 |