CN217813726U

CN217813726U - Oil filter for anti-blocking automobile fuel pump

Info

Publication number: CN217813726U
Application number: CN202221581703.4U
Authority: CN
Inventors: 张毅; 廖佳佳; 陈道菊
Original assignee: Chongqing Baike Dingyu Technology Co Ltd
Current assignee: Chongqing Baike Dingyu Technology Co Ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-11-15
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses a prevent blockking up oil filter for automobile fuel pump, including the fuel pump body, the fixed intercommunication in right side of fuel pump body has into oil pipe, the fixed intercommunication of right-hand member that advances oil pipe has the casing, the top fixedly connected with driving motor of casing, driving motor's output shaft runs through the top of casing and extends to the inside of casing, fixedly connected with lead screw on driving motor's the output shaft, the bottom of lead screw is rotated and is connected on the bottom inner wall of casing, threaded connection has the nut on the lead screw, the left side fixedly connected with scraper blade of nut, the inside of casing is provided with the filter screen, the bottom of filter screen contacts with the bottom inner wall of casing, the utility model discloses in realized dismantling the quick assembly and impurity clearance to the filter screen through simple structure, the staff of being convenient for dismantles the filter screen and washs or change, and avoids it to take place to block up after long-time using, and the practicality is strong.

Description

Prevent blockking up oil filter for automobile fuel pump

Technical Field

The utility model relates to an oil filter, specifically speaking relates to an prevent blockking up oil filter for automobile fuel pump.

Background

In the prior art, a fuel pump is a core component in an automobile engine oil delivery system, and an oil filter is an important component in the component. An oil filter of a fuel pump used by an automobile at present is generally arranged on an oil inlet pipe at the bottom of the fuel pump, and is fixedly sleeved with the oil inlet pipe through a plastic annular buckle on the oil filter.

But above-mentioned technical scheme is because the oil filter of fuel pump does not have the anti-clogging function, can influence the normal use of fuel pump, and plastics annular buckle is after long-time the use in addition, soaks the corruption through the fuel again, and it can harden and easily cracked, consequently still has the staff and hardly dismantles the washing or change the filter screen, and cracked disintegrating slag falls into difficult clearance in the fuel tank, can lead to the oil filter to take place the problem of jam.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent blockking up oil filter for automobile fuel pump, the oil filter of fuel pump in order to solve among the prior art does not have the function of preventing blockking up, can influence the normal use of fuel pump, plastics annular buckle is after long-time the use in addition, again through fuel soaking corrosion, it itself can harden and easily cracked, consequently still has the staff and hardly dismantles the filter screen and washs or change, and cracked disintegrating slag is difficult for the clearance in falling into the fuel tank, can lead to the oil filter to take place the problem of jam.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides a prevent blockking up oil filter for automobile fuel pump, includes the fuel pump body, the fixed intercommunication in right side of fuel pump body has into oil pipe, the fixed intercommunication in right-hand member of advancing oil pipe has the casing, the top fixedly connected with driving motor of casing, driving motor's output shaft runs through the top of casing and extends to the inside of casing, fixedly connected with lead screw on driving motor's the output shaft, the bottom of lead screw is rotated and is connected on the bottom inner wall of casing, threaded connection has the nut on the lead screw, the left side fixedly connected with scraper blade of nut, the inside of casing is provided with the filter screen, the bottom of filter screen contacts with the bottom inner wall of casing, the left end of scraper blade contacts with the right side of filter screen, the mounting hole has been seted up on the top inner wall of casing, the top of filter screen extends to in the mounting hole, the top of casing is provided with fixed establishment, fixed establishment cooperatees with the top of filter screen.

In order to facilitate the dismouting to the filter screen, can make the filter screen more stable after the installation simultaneously, fixed establishment includes two baffles, two mounting panels, two reset spring, two fixed plates, first kelly and second kelly, the bottom of two baffles all with the top sliding connection of casing, the bottom fixed connection of mounting panel is at the top of corresponding baffle, one side that two mounting panels kept away from each other respectively with the one end fixed connection that two reset spring are close to each other, the equal fixed connection in the top of casing in bottom of two fixed plates, the one end that two reset spring kept away from each other respectively with the one side fixed connection that two fixed plates are close to each other, one side that two mounting panels are close to each other respectively with two have first kelly and second kelly, the one end that first kelly and second kelly are close to each other clamps, be provided with spacing subassembly on the second kelly, spacing subassembly cooperatees with first kelly and second kelly respectively.

In order to carry out stable slip support to the baffle, two spouts have been seted up at the top of casing, the equal fixedly connected with slider in bottom of two baffles, slider sliding connection is in corresponding spout.

In order to enable the clamping between the first clamping rod and the second clamping rod to be more stable, the limiting assembly comprises a sliding ring and a limiting ring, the sliding ring is sleeved on the second clamping rod in a sliding mode, the left side of the limiting ring is fixedly connected with the right side of the sliding ring, and the limiting ring is sleeved on the first clamping rod and the second clamping rod in a sliding mode.

In order to drive the sliding ring and the limiting ring to move to the right side for resetting, an auxiliary spring is sleeved on the second clamping rod, the right end of the auxiliary spring is fixedly connected to the left side of the sliding ring, and the left end of the auxiliary spring is fixedly connected to a mounting plate located on the left side.

In order to improve the service life of first kelly and second kelly, and can be convenient for remove the spacing of clamping between first kelly and the second kelly, the material of first kelly and second kelly is the elastic steel.

The beneficial effects of the utility model reside in that: the scraper can be driven to move up and down through the transmission fit between the driving motor and the scraper, and impurities on the filter screen can be scraped off at the moment, so that the filter screen can be prevented from being blocked, the service life of the filter screen can be prolonged, the times of replacing or cleaning the filter screen are reduced, and the maintenance cost is saved;

the filter screen is quickly installed and fixed by the compression fixation of the two baffles on the top of the filter screen and the clamping limit matching between the first clamping rod and the second clamping rod, and meanwhile, the limit ring is used for limiting the sleeve between the first clamping rod and the second clamping rod, so that the filter screen can be quickly installed and fixed, and the filter screen can be quickly disassembled by the reverse transmission matching of the structure, so that the filter screen can be quickly disassembled, the operation is convenient, the time and the labor are saved, and the working efficiency is improved;

the first clamping rod and the second clamping rod are made of elastic steel, so that the service lives of the first clamping rod and the second clamping rod can be prolonged, and the clamping limit between the first clamping rod and the second clamping rod can be conveniently released;

the utility model discloses in realized through simple structure quick assembly disassembly and the impurity clearance to the filter screen, the staff of being convenient for dismantles the filter screen and washs or change, and avoids it to take place to block up after long-time the use, and the practicality is strong.

Drawings

FIG. 1 is a front view of an anti-clogging oil filter for an automotive fuel pump, in accordance with the present invention;

FIG. 2 is a front sectional view of the anti-clogging oil filter housing for an automotive fuel pump according to the present invention;

FIG. 3 is a schematic structural view of a portion A of FIG. 2 of the oil filter for the anti-clogging fuel pump of the vehicle according to the present invention;

fig. 4 is a structural three-dimensional diagram of a second oil filter clamping rod, a sliding ring and a limiting ring for the anti-blocking automobile fuel pump.

In the drawings, the names of the parts corresponding to the reference numerals are as follows:

1. a fuel pump body; 2. an oil inlet pipe; 3. a housing; 4. filtering with a screen; 5. a drive motor; 6. a screw rod; 7. a nut; 8. a squeegee; 9. a baffle plate; 10. a slider; 11. a chute; 12. mounting a plate; 13. a return spring; 14. a fixing plate; 15. a first clamping rod; 16. a second clamping rod; 17. a slip ring; 18. a limiting ring; 19. an auxiliary spring.

Detailed Description

The present invention will be further described with reference to the following drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples.

As shown in fig. 1-4, an oil filter for an anti-clogging automobile fuel pump includes a fuel pump body 1, an oil inlet pipe 2 is fixedly communicated with the right side of the fuel pump body 1, a housing 3 is fixedly communicated with the right end of the oil inlet pipe 2, a driving motor 5 is welded on the top of the housing 3, an output shaft of the driving motor 5 penetrates through the top of the housing 3 and extends into the housing 3, a lead screw 6 is welded on the output shaft of the driving motor 5, the bottom end of the lead screw 6 is rotatably connected to the inner wall of the bottom of the housing 3 through a shaft, a nut 7 is connected to the lead screw 6 through a thread, the lead screw 6 is in threaded connection and cooperation with the nut 7, so that a scraper 8 can be driven to move up and down, a scraper 8 is welded on the left side of the nut 7, the scraper 8 can scrape off impurities on the filter screen 4 and can avoid the filter screen 4 from being clogged, a filter screen 4 is arranged inside the housing 3, the bottom of the filter screen 4 is in contact with the inner wall of the housing 3, the left end of the filter screen 8 is in contact with the right side of the filter screen 4, an inner wall of the housing 3 is provided with an installation hole on the top of the inner wall of the housing 3, a mechanism for fixing the filter screen 4, and a top of the filter screen 3 is in a mechanism matching with the top of the mechanism; in order to facilitate the disassembly and assembly of the filter screen 4 and simultaneously enable the filter screen 4 to be more stable after being installed, the fixing mechanism comprises two baffle plates 9, two mounting plates 12, two reset springs 13, two fixing plates 14, a first clamping rod 15 and a second clamping rod 16, the bottoms of the two baffle plates 9 are both in sliding connection with the top of the shell 3, the bottom ends of the mounting plates 12 are welded at the tops of the corresponding baffle plates 9, the baffle plates 9 can compress and limit the top of the filter screen 4, the sides, far away from each other, of the two mounting plates 12 are respectively welded with the ends, close to each other, of the two reset springs 13, the reset springs 13 can drive the two baffle plates 9 to be far away from each other, the bottom ends, close to each other, of the two fixing plates 14 are respectively welded with the sides, close to each other, of the two mounting plates 12 are respectively welded with the two ends, close to each other, of the two first clamping rods 15 and the second clamping rod 16, the limiting rod assembly of the two baffle plates 9 can be clamped with the second clamping rod assembly, and the second clamping rod assembly 16 are respectively matched with the limiting rod assembly; in order to stably support the baffles 9 in a sliding manner, two sliding grooves 11 are formed in the top of the shell 3, sliding blocks 10 are welded to the bottoms of the two baffles 9, and the sliding blocks 10 are connected in the corresponding sliding grooves 11 in a sliding manner; in order to enable the clamping between the first clamping rod 15 and the second clamping rod 16 to be more stable, the limiting component comprises a sliding ring 17 and a limiting ring 18, the sliding ring 17 is slidably sleeved on the second clamping rod 16, the left side of the limiting ring 18 is welded with the right side of the sliding ring 17, and the limiting ring 18 is slidably sleeved on the first clamping rod 15 and the second clamping rod 16; in order to drive the sliding ring 17 and the limiting ring 18 to move and reset towards the right side, an auxiliary spring 19 is sleeved on the second clamping rod 16, the right end of the auxiliary spring 19 is welded on the left side of the sliding ring 17, and the left end of the auxiliary spring 19 is welded on the mounting plate 12 on the left side; in order to prolong the service life of the first clamping rod 15 and the second clamping rod 16 and facilitate releasing the clamping limit between the first clamping rod 15 and the second clamping rod 16, the first clamping rod 15 and the second clamping rod 16 are made of elastic steel.

As shown in fig. 1-4, the working principle is as follows: when the novel filter screen is used, the driving motor 5 is started firstly, then the screw rod 6 is driven to rotate through the forward and reverse rotation of the driving motor 5, when the screw rod 6 rotates, the scraper 8 is driven to move up and down through the threaded connection and matching between the screw rod 6 and the nut 7, impurities on the filter screen 4 can be scraped off when the scraper 8 moves up and down, the filter screen 4 can be prevented from being blocked in such a way, the service life of the filter screen 4 can be prolonged, the times of replacing or cleaning the filter screen 4 are reduced, the maintenance cost is saved, in addition, the limiting ring 18 is pushed to the left side and drives the sliding ring 17 to move to the left side, at the moment, the sliding ring 17 compresses the auxiliary spring 19, then when the limiting ring 18 moves to the left side and the sleeving limit of the first clamping rod 15 and the second clamping rod 16 is removed, at the moment, the left end of the first clamping rod 15 is lifted upwards, the first clamping rod 15 can be deformed and reset through the elastic steel material of the first clamping rod 15, then when the first clamping rod 15 is deformed, the clamping limit between the first clamping rod 15 and the second clamping rod 16 can be released, at the moment, the two mounting plates 12 can be driven to be away from each other through the elastic resetting characteristic of the two resetting springs 13, when the two mounting plates 12 are away from each other, the two baffle plates 9 can be driven to be away from each other, the first clamping rod 15 and the second clamping rod 16 can be driven to be away from each other, then when the two baffle plates 9 are away from each other, the pressing limit on the top of the filter screen 4 can be released, then the filter screen 4 can be detached through the mounting holes, when the filter screen 4 needs to be mounted, the clamping limit matching between the first clamping rod 15 and the second clamping rod 16 can be realized through the reverse transmission matching of the structure, meanwhile, the two baffle plates 9 can press and fix the top of the filter screen 4, in addition, the auxiliary spring 19 drives the sliding ring 17 and the limiting ring 18 to move towards the right side to reset and limit and fix the first clamping rod 15 and the second clamping rod 16, so that the filter screen 4 is stably installed, the filter screen 4 is quickly disassembled and assembled in such a way, and the operation is convenient, time and labor are saved, and the working efficiency is improved.

Above-mentioned embodiment is only the preferred embodiment of the utility model, and it is not right the utility model discloses technical scheme's restriction, as long as do not pass through creative work can be realized on the basis of above-mentioned embodiment's technical scheme, all should regard as falling into the utility model discloses a right protection within range.

Claims

1. The utility model provides a prevent blockking up oil filter for automobile fuel pump, includes fuel pump body (1), its characterized in that: the fixed intercommunication in right side of fuel pump body (1) has oil feed pipe (2), the fixed intercommunication of right-hand member of oil feed pipe (2) has casing (3), the top fixedly connected with driving motor (5) of casing (3), the output shaft of driving motor (5) runs through the top of casing (3) and extends to the inside of casing (3), fixedly connected with lead screw (6) on the output shaft of driving motor (5), the bottom of lead screw (6) is rotated and is connected on the bottom inner wall of casing (3), threaded connection has nut (7) on lead screw (6), the left side fixedly connected with scraper blade (8) of nut (7), the inside of casing (3) is provided with filter screen (4), the bottom of filter screen (4) contacts with the bottom inner wall of casing (3), the left end of scraper blade (8) contacts with the right side of filter screen (4), the mounting hole has been seted up on the top inner wall of casing (3), the top of filter screen (4) extends to in the mounting hole, the top of casing (3) is provided with fixed establishment, the top of fixed establishment cooperatees with filter screen (4).

2. The anti-clogging fuel filter for an automobile fuel pump as set forth in claim 1, wherein: the fixing mechanism comprises two baffles (9), two mounting plates (12), two reset springs (13), two fixing plates (14), a first clamping rod (15) and a second clamping rod (16), the bottoms of the two baffles (9) are connected with the top of the shell (3) in a sliding mode, the bottom ends of the mounting plates (12) are fixedly connected to the tops of the corresponding baffles (9), one sides, away from each other, of the two mounting plates (12) are fixedly connected with one ends, close to each other, of the two reset springs (13), the tops of the two fixing plates (14) are fixedly connected to the top of the shell (3), one ends, away from each other, of the two reset springs (13) are fixedly connected with one sides, close to each other, of the two fixing plates (14), one sides, close to each other, of the two mounting plates (12) are provided with the first clamping rod (15) and the second clamping rod (16) respectively, one ends, close to each other, of the first clamping rod (15) and the second clamping rod (16) are connected with each other, and a limiting assembly is arranged on the second clamping rod (16), and the limiting assembly is matched with the first clamping rod (15) and the second clamping rod (16) respectively.

3. The anti-clogging fuel filter for an automobile fuel pump as set forth in claim 2, wherein: two sliding grooves (11) are formed in the top of the shell (3), sliding blocks (10) are fixedly connected to the bottoms of the two baffles (9), and the sliding blocks (10) are connected in the corresponding sliding grooves (11) in a sliding mode.

4. The anti-clogging fuel pump oil filter for an automobile as set forth in claim 2, wherein: the limiting assembly comprises a sliding ring (17) and a limiting ring (18), the sliding ring (17) is sleeved on the second clamping rod (16) in a sliding mode, the left side of the limiting ring (18) is fixedly connected with the right side of the sliding ring (17), and the limiting ring (18) is sleeved on the first clamping rod (15) and the second clamping rod (16) in a sliding mode.

5. The anti-clogging fuel filter for an automobile fuel pump as set forth in claim 4, wherein: an auxiliary spring (19) is sleeved on the second clamping rod (16), the right end of the auxiliary spring (19) is fixedly connected to the left side of the sliding ring (17), and the left end of the auxiliary spring (19) is fixedly connected to a mounting plate (12) located on the left side.

6. The anti-clogging fuel filter for an automobile fuel pump as set forth in claim 2, wherein: the first clamping rod (15) and the second clamping rod (16) are both made of elastic steel.