CN213063703U

CN213063703U - Oil filter

Info

Publication number: CN213063703U
Application number: CN202021742658.7U
Authority: CN
Inventors: 陈涛
Original assignee: Xinanda Lubrication Technology Jiangsu Co ltd
Current assignee: Xinanda Lubrication Technology Jiangsu Co ltd
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-04-27
Anticipated expiration: 2030-08-18

Abstract

The utility model belongs to the technical field of the machine oil filters, especially, an oil cleaner, which comprises an outer shell, be equipped with tube-shape filter screen and bypass valve in the shell, six annular array distribution's oil inlet is seted up to one side of shell, one side intercommunication of shell has an oil pipe, the through-hole has been seted up on the surface of tube-shape filter screen, the surface of tube-shape filter screen is provided with filter paper, be provided with the oil feed passageway between shell and the filter paper, the inner wall fixedly connected with drum of tube-shape filter screen is provided with out the oil passageway between tube-shape filter screen and the drum, the inner wall of drum and the lateral. The utility model discloses a bypass valve, tube-shape filter screen, drum, first spring, second spring and third spring, it does not have dual filtering's function mostly to have solved current oil cleaner, and has dual filtering function's filter can't pass through the filter when its second dual filtering's filter screen of own is blockked up, can lead to the problem of engine idle running.

Description

Oil filter

Technical Field

The utility model relates to an oil filters technical field, specifically is an oil cleaner.

Background

The filter is a component that functions to filter impurities or gas through filter paper, and is generally an automobile filter, and is a component of an engine vehicle. The engine oil filter is divided into an engine oil filter, a fuel oil filter, an air conditioner filter and the like according to different filtering functions, wherein the engine oil filter is used for filtering media in a lubricating system, metal abrasive dust, carbon deposit, colloidal precipitate, water and the like oxidized at high temperature are continuously mixed into lubricating oil in the working process of an engine, the engine oil filter is positioned in the engine lubricating system, an engine oil pump is arranged at the upstream of the engine oil filter, and each part needing to be lubricated in the engine is arranged at the downstream of the engine oil filter, so that mechanical impurities and colloid in the engine oil are filtered, the cleaning of the lubricating oil is kept, and the service life of the parts is prolonged.

The existing oil filter has the following defects:

1. most of the oil filter paper has no double-filtering function, when the filter paper is blocked, the bypass valve can be opened under the action of oil pressure, unfiltered engine oil directly flows into the engine, and impurities in the engine oil can damage the engine;

2. when the filter with double filtering functions is blocked by a filter screen of the second filtering, engine oil can not pass through the filter, so that the engine idles.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides an oil cleaner, solved current oil cleaner mostly do not have the dual filtration function, and have the filter of dual filtration function and can't pass through the filter when its second dual filtration filter screen of own is blockked up, can lead to the problem of engine idle running.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an oil filter comprises a shell, wherein a tubular filter screen and a bypass valve are arranged in the shell, one side of the shell is provided with six oil inlets distributed in an annular array, one side of the shell is communicated with an oil outlet pipe, the surface of the tubular filter screen is provided with a through hole, the surface of the tubular filter screen is provided with filter paper, an oil inlet channel is arranged between the shell and the filter paper, the inner wall of the tubular filter screen is fixedly connected with a cylinder, an oil outlet channel is arranged between the tubular filter screen and the cylinder, the inner wall of the cylinder is in sliding connection with the side wall of the bypass valve, the inner wall of the cylinder is fixedly connected with a cross rod, the bypass valve is in sliding sleeved connection with the surface of the cross rod, a movable disc is sleeved on the surface of the cross rod in a sliding manner, one side of the movable disc is provided with, and a safety mechanism is arranged on the surface of the cross rod.

As a preferred technical scheme of the utility model, safety mechanism includes T shape slider, the tip fixed connection of one side and the second spring of T shape slider, the opposite side of T shape slider is provided with movable cover and establishes the third spring on horizontal pole surface, the lateral wall of T shape slider rotates and is connected with the down tube, the tip of down tube rotates and is connected with the fixture block, the bayonet socket has been seted up on the surface of drum, the fixture block cooperatees with the bayonet socket.

As an optimized technical scheme of the utility model, the spout has been seted up to the inner wall of drum, the surface of drum is provided with supplementary filter screen.

As a preferred technical scheme of the utility model, the elasticity coefficient of second spring is greater than the elasticity coefficient of first spring, and the elasticity coefficient of third spring is greater than the elasticity coefficient of second spring.

As an optimal technical scheme of the utility model, the surface of shell is provided with rubber seal, rubber seal's surface is provided with the apron.

As an optimal technical scheme of the utility model, rubber seal and apron all are linked together with oil inlet and oil pipe.

(III) advantageous effects

Compared with the prior art, the utility model provides an oil cleaner possesses following beneficial effect:

1. this oil filter, by-pass valve through setting up, the tube-shape filter screen, the drum, first spring, second spring and third spring cooperate, wherein first spring, the elasticity of second spring and third spring increases progressively in proper order, when the filter paper on tube-shape filter screen surface is blockked up, the by-pass valve can be along the surface lapse of horizontal pole under the oil pressure effect, machine oil gets into in the drum, the supplementary filter screen through drum surface setting gets into in going out the oil passageway, wherein the setting of supplementary filter screen has played the effect of temporary filtration, can avoid filter paper to be blockked up the back, make impurity wherein in the engine cause the damage to the engine in the unfiltered machine oil direct flow advances the engine, reduce the life of engine.

2. This oil cleaner, third spring through setting up, T shape slider, down tube and fixture block cooperate, under the effect of oil pressure, the bypass valve removes and compresses first spring in proper order, second spring and third spring, first spring is compressed and drives the frid lapse simultaneously, frid lapse compresses the second spring and drives T shape slider lapse, T shape slider can drive the down tube and take place to rotate and remove, and then can extrude the fixture block, make two fixture blocks keep away from each other, and then expose the bayonet socket of seting up the drum surface, machine oil can get into out oil channel through the bayonet socket in proper order, can avoid the problem that machine oil can' T lead to the engine idle running when second filterable filter screen is blockked up from this.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention in fig. 1;

fig. 3 is a plan sectional view of the present invention;

fig. 4 is a schematic structural diagram of the safety mechanism of the present invention.

In the figure: 1. a housing; 2. a cylindrical filter screen; 3. a bypass valve; 4. an oil inlet; 5. an oil outlet pipe; 6. filtering paper; 7. an oil inlet channel; 8. a cylinder; 9. an oil outlet channel; 10. a cross bar; 11. a movable tray; 12. a first spring; 13. a second spring; 14. a safety mechanism; 15. a T-shaped slider; 16. a third spring; 17. a diagonal bar; 18. a clamping block; 19. an auxiliary filter screen; 20. a seal ring; 21. and (7) a cover plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: an oil filter comprises a shell 1, a cylindrical filter screen 2 and a bypass valve 3 are arranged in the shell 1, one side of the shell 1 is provided with six oil inlets 4 distributed in an annular array, one side of the shell 1 is communicated with an oil outlet pipe 5, the surface of the cylindrical filter screen 2 is provided with a through hole, the surface of the cylindrical filter screen 2 is provided with a filter paper 6, an oil inlet channel 7 is arranged between the shell 1 and the filter paper 6, the inner wall of the cylindrical filter screen 2 is fixedly connected with a cylinder 8, an oil outlet channel 9 is arranged between the cylindrical filter screen 2 and the cylinder 8, the inner wall of the cylinder 8 is in sliding connection with the side wall of the bypass valve 3, the inner wall of the cylinder 8 is fixedly connected with a cross rod 10, the bypass valve 3 is in sliding fit with the surface of the cross rod 10, a movable disc 11 is slidably sleeved on the surface of the cross rod 10, a first spring 12 movably, the surface of the crossbar 10 is provided with a safety mechanism 14.

In this embodiment, the setting of tube-shape filter screen 2 can filter the impurity of great granule, go out the surface of oil pipe 5 and seted up the screw thread, the installation of the filter of being convenient for, under the condition that filter paper 6 is stopped up completely, bypass valve 3 can be opened under the effect of oil pressure, and then make engine oil get into and avoid the engine idle running in the engine, filter paper 6 sets up the impurity that can adsorb in the engine oil, wherein fixedly connected with connecting rod between the surface of drum 8 and tube-shape filter screen 2's the surface, the stability of drum 8 can be strengthened in the setting of connecting rod, the effect that supports and reset has all been played in the setting of first spring 12 and second spring 13.

Specifically, the safety mechanism 14 comprises a T-shaped sliding block 15, one side of the T-shaped sliding block 15 is fixedly connected with the end of the second spring 13, a third spring 16 movably sleeved on the surface of the cross rod 10 is arranged on the other side of the T-shaped sliding block 15, the side wall of the T-shaped sliding block 15 is rotatably connected with an inclined rod 17, the end of the inclined rod 17 is rotatably connected with a clamping block 18, a bayonet is formed in the surface of the cylinder 8, and the clamping block 18 is matched with the bayonet.

In this embodiment, the T-shaped slider 15 can drive the inclined rod 17 to rotate and move, the inclined rod 17 can drive the fixture block 18 to move, and the size of the bayonet is matched with the size of the fixture block 18.

Specifically, the inner wall of the cylinder 8 is provided with a sliding groove, and the surface of the cylinder 8 is provided with an auxiliary filter screen 19.

In this embodiment, the setting of spout has played spacing effect, and the setting of supplementary filter screen 19 has played the effect of interim filtration.

Specifically, the elastic coefficient of the second spring 13 is larger than that of the first spring 12, and the elastic coefficient of the third spring 16 is larger than that of the second spring 13.

In this embodiment, the elastic coefficient of the second spring 13 is greater than the elastic coefficient of the first spring 12, the elastic coefficient of the third spring 16 is greater than the elastic coefficient of the second spring 13, when the pressing force applied to the third spring 16 is less than the elastic coefficient of the third spring 16, the third spring 16 does not deform, and further the T-shaped slider 15 can be supported so as not to move, and further the support effect can be achieved, and when the pressing force applied to the second spring 13 is less than the elastic coefficient of the second spring 13, the second spring 13 can support the moving plate 11 not to move.

Specifically, the surface of the housing 1 is provided with a rubber seal 20, and the surface of the rubber seal 20 is provided with a cover plate 21.

In this embodiment, the arrangement of the rubber seal ring 20 can improve the sealing performance, and avoid the leakage of the engine oil, and the arrangement of the cover plate 21 can make the rubber seal ring 20 and the surface of the housing 1 abut against each other more tightly.

Specifically, the rubber sealing ring 20 and the cover plate 21 are both communicated with the oil inlet 4 and the oil outlet pipe 5.

In this embodiment, the surfaces of the rubber seal ring 20 and the cover plate 21 are both provided with through holes, and the through holes are communicated with the oil inlet 4 and the oil outlet pipe 5, so that the normal discharge and discharge of engine oil can be ensured.

The utility model discloses a theory of operation and use flow: when the oil filter is used, engine oil enters the inside of the oil inlet channel 7 from the oil inlet 4, the engine oil enters the inside of the oil outlet channel 9 through the filter paper 6 arranged on the surface of the cylindrical filter screen 2, the engine oil flows into the inside of an engine from the oil outlet pipe 5 along the oil outlet channel 9, after the filter works for a period of time, the filter paper 6 is blocked, the engine oil cannot pass through the filter paper 6 and is accumulated in the oil inlet channel 7, when the oil pressure is greater than the yield force of the first spring 12, the bypass valve 3 moves on the surface of the cross rod 10 and compresses the first spring 12, the auxiliary filter screen 19 is exposed when the bypass valve 3 moves, the engine oil enters the inside of the cylinder 8 along the trend and passes through the surface of the auxiliary filter screen 19 and enters the inside of the oil outlet channel 9, when the exposed part of the auxiliary filter screen 19 is blocked, the bypass valve 3 can compress and drive the first spring 12 to synchronously move, the first spring 12 drives the moving disc, the rest part of the auxiliary filter screen 19 is continuously exposed, the auxiliary filter screen 19 can play a role of temporary filtering, after the filter paper 6 is blocked, unfiltered engine oil directly flows into the engine to cause impurities in the engine to damage the engine, the service life of the engine is reduced, when the auxiliary filter screen 19 is completely blocked, the oil pressure is greater than the yield force of the second spring 13, when the oil pressure is continuously increased, the second spring 13 can drive the T-shaped sliding block 15 to synchronously move and compress the third spring 16, the T-shaped sliding block 15 presses the inclined rod 17 when moving, the inclined rod 17 rotates and moves under the action of the extrusion force, the inclined rod 17 presses the clamping blocks 18 when moving, under the action of the extrusion force, the two clamping blocks 18 are mutually separated, the bayonet arranged on the surface of the cylinder 8 is exposed, and the engine oil can enter the oil outlet channel 9 through the bayonet and is discharged into the engine from the oil outlet pipe 5, and the idling of the engine is avoided.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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

1. An oil filter, comprising a housing (1), characterized in that: be equipped with tube-shape filter screen (2) and bypass valve (3) in shell (1), oil inlet (4) that six annular array distribute are seted up to one side of shell (1), one side intercommunication of shell (1) has oil outlet pipe (5), the through-hole has been seted up on the surface of tube-shape filter screen (2), the surface of tube-shape filter screen (2) is provided with filter paper (6), be provided with oil feed passageway (7) between shell (1) and filter paper (6), the inner wall fixedly connected with drum (8) of tube-shape filter screen (2), be provided with oil outlet passageway (9) between tube-shape filter screen (2) and drum (8), the inner wall of drum (8) and the lateral wall sliding connection of bypass valve (3), the inner wall fixedly connected with horizontal pole (10) of drum (8), bypass valve (3) sliding sleeve is established on the surface of horizontal pole (10), the surface sliding sleeve of horizontal pole (10) is equipped with removes dish (11), one side of removing dish (11) is provided with movable cover and establishes first spring (12) on horizontal pole (10) surface, the opposite side of removing dish (11) is provided with movable cover and establishes second spring (13) on horizontal pole (10) surface, the surface of horizontal pole (10) is provided with safety mechanism (14).

2. An oil filter according to claim 1 wherein: safety mechanism (14) include T shape slider (15), the tip fixed connection of one side and second spring (13) of T shape slider (15), the opposite side of T shape slider (15) is provided with movable cover and establishes third spring (16) on horizontal pole (10) surface, the lateral wall of T shape slider (15) rotates and is connected with down tube (17), the tip of down tube (17) rotates and is connected with fixture block (18), the bayonet socket has been seted up on the surface of drum (8), fixture block (18) and bayonet socket cooperate.

3. An oil filter according to claim 1 wherein: the inner wall of the cylinder (8) is provided with a sliding groove, and the surface of the cylinder (8) is provided with an auxiliary filter screen (19).

4. An oil filter according to claim 1 wherein: the elastic coefficient of the second spring (13) is larger than that of the first spring (12), and the elastic coefficient of the third spring (16) is larger than that of the second spring (13).

5. An oil filter according to claim 1 wherein: the surface of shell (1) is provided with rubber seal (20), the surface of rubber seal (20) is provided with apron (21).

6. An oil filter according to claim 5 wherein: the rubber sealing ring (20) and the cover plate (21) are communicated with the oil inlet (4) and the oil outlet pipe (5).