CN114251244A

CN114251244A - Oil pump shell with good sealing performance

Info

Publication number: CN114251244A
Application number: CN202111606180.4A
Authority: CN
Inventors: 王必贵; 汪为国; 徐占昌; 杨群; 刘良举
Original assignee: Yancheng Ntersection Machinery Manufacturing Co ltd
Current assignee: Yancheng Ntersection Machinery Manufacturing Co ltd
Priority date: 2021-12-26
Filing date: 2021-12-26
Publication date: 2022-03-29
Anticipated expiration: 2041-12-26
Also published as: CN114251244B

Abstract

The invention discloses an oil pump shell with good sealing property, which belongs to the technical field of oil pumps, in the prior art, a filter disc is mostly arranged in an oil inlet pipe, impurities in filtered oil are adsorbed by the filter disc, and the residual impurities on the surface of the filter disc are more and influence the adsorption and filtration of the oil due to the fact that the filter disc cannot be conveniently cleaned; rotate through the drive dwang, the dwang makes the rotor plate rotate through fixed cover, and the rotor plate makes soft brush rotate, and soft brush clearance filter plate lower surface's impurity to convenient realization the clearance of filter plate lower surface impurity, and then the effectual convenience that has improved clearance filter plate lower surface impurity, and avoided the impurity of filter plate lower surface too much and influence the absorption of oil and filter.

Description

Oil pump shell with good sealing performance

Technical Field

The invention relates to the technical field of oil pumps, in particular to an oil pump shell with good sealing performance.

Background

An oil pump: the oil pump is a light and compact pump, and has three major types, i.e., an in-line type, a distribution type and a single type. The oil pump is operated by a power source, the lower camshaft of which is driven by the engine crankshaft gear, and proposes an oil pump having a housing made of an aluminum-containing material and a movable molding arranged in the housing, wherein the movable molding is at least partially made of a sinterable material comprising at least an austenitic iron-based alloy, and wherein the molding made of a sinterable material has a coefficient of thermal expansion of at least 60% of the coefficient of thermal expansion of the housing. The oil pump housing in the prior art has the following problems:

1. at present, the installation of an oil pump shell and an oil tank is mostly realized through bolts, the installation of the oil pump shell is not convenient and fast due to the fact that the bolts need to be repeatedly rotated, and meanwhile, the sealing performance after installation is poor, so that oil in the oil tank seeps out along the outer surface of the oil pump shell;

2. oil in the oil tank enters the oil pump shell through the oil inlet pipe at the bottom end of the oil pump shell, and impurities and dirt in the oil are easy to remain on the inner wall of the oil inlet pipe, so that the dirt and the impurities on the inner wall of the oil inlet pipe cannot be conveniently cleaned in the prior art, and meanwhile, the quality of the oil is influenced by the dirt and the impurities remaining for a long time;

3. in the prior art, install the filter disc in the oil feed pipe mostly, adsorb the impurity in the filter oil by the filter disc, because unable convenient clear up the filter disc, lead to the remaining impurity in filter disc surface more and influence the adsorption filtration of oil, for this reason, we provide a good oil pump shell of leakproofness for solving above-mentioned problem.

Disclosure of Invention

The present invention is directed to an oil pump housing with good sealing performance to solve the problems of the related art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a good oil pump shell of leakproofness, includes oil pump body, oil pump shell and oil tank, oil pump body and oil pump shell fixed connection, the spacing groove has been seted up to the outer wall of oil pump shell, the fixed oil pipe that advances that is equipped with of one end of oil pump shell, the spread groove has been seted up to the one side of oil tank, the inner wall movable contact of spread groove and spread groove is run through to the oil pump shell, be equipped with sealed installation mechanism between oil tank and the spacing groove, the inside of advancing the oil pipe is equipped with clearance mechanism, the inside of advancing the oil pipe still is equipped with filtering component.

As a preferred technical scheme of the invention, one end of the oil pump shell is fixedly provided with a sealing ring, the outer wall of the oil inlet pipe is fixedly connected with the inner wall of the sealing ring, and one end of the oil inlet pipe, which is far away from the sealing ring, is fixedly provided with an oil conveying pipe.

According to a preferable technical scheme, the sealing and mounting mechanism comprises two semicircular limiting blocks, U-shaped sealing gaskets are fixedly mounted on the outer walls of the two semicircular limiting blocks, the outer walls of the U-shaped sealing gaskets are movably contacted with the inner walls of the limiting grooves, cavities are symmetrically formed in the inner walls of the connecting grooves, first guide grooves are formed in the inner walls of the two cavities, and first guide blocks are connected to the inner walls of the two first guide grooves in a sliding mode.

As a preferable technical scheme, L-shaped connecting rods are fixedly mounted on one surfaces of the two first guide blocks, and one ends, far away from the first guide blocks, of the L-shaped connecting rods are fixedly connected with the outer walls of the semicircular limiting blocks.

As a preferable technical scheme, notches are symmetrically formed in one surface, close to the connecting groove, of the oil tank, threaded rods are rotatably mounted on the inner walls of the two notches, the threaded rods penetrate through the first guide groove and are in threaded connection with the first guide block, and adjusting discs are fixedly mounted at one ends of the two threaded rods.

As a preferable technical scheme, the cleaning mechanism comprises a moving ring, rubber scraping sheets are symmetrically and fixedly installed on the outer wall of the moving ring, one surface, far away from the moving ring, of each rubber scraping sheet is movably contacted with the inner wall of an oil inlet pipe, second guide grooves are symmetrically formed in the inner wall of each oil inlet pipe, the inner walls of the two second guide grooves are connected with second guide blocks in a sliding mode, one surface of each second guide block is fixedly connected with the outer wall of the moving ring, screw rods are symmetrically and rotatably installed at one end, close to an oil conveying pipe, of each oil inlet pipe, penetrate through the second guide grooves and are in threaded rotary connection with the second guide blocks, a motor is fixedly arranged at one end, close to the oil conveying pipe, of each oil inlet pipe, and the driving output end of the motor is fixedly connected with one end of one screw rod.

As a preferred technical scheme of the invention, the outer wall of the motor is fixedly connected with a fixed block, and one side of the fixed block is fixedly connected with one end of the oil inlet pipe.

As a preferable technical scheme, the filter assembly comprises a filter disc, the outer wall of the filter disc is fixedly connected with the inner wall of an oil inlet pipe, one end, close to a motor, of the oil inlet pipe is rotatably provided with a rotating rod, one end of the rotating rod penetrates through the filter disc and is rotatably connected with the filter disc, one end of each of a screw rod and a rotating rod is fixedly provided with a first transmission wheel, a first transmission belt is in transmission connection between the two first transmission wheels, one end of the other screw rod and one end of the rotating rod are fixedly provided with a second transmission wheel, and a second transmission belt is in transmission connection between the two second transmission wheels.

As a preferable technical scheme of the invention, a fixed sleeve is fixedly arranged at one end of the rotating rod, which is far away from the first driving wheel, rotating plates are uniformly and fixedly arranged on the outer wall of the fixed sleeve, soft brushes are uniformly and fixedly arranged on one surface of the rotating plate, and one end of the soft brush, which is far away from the rotating plate, is in movable contact with one surface of the filter disc.

Compared with the prior art, the invention has the beneficial effects that:

1. the oil pump shell is vertically inserted into the oil tank through the connecting groove, the threaded rod is rotated to enable the first guide block to slide, the first guide block enables the semicircular limiting block and the U-shaped sealing gasket to move through the L-shaped connecting rod, the U-shaped sealing gasket is moved into the limiting groove, and the U-shaped sealing gasket is completely attached to the limiting groove, so that the oil pump shell is conveniently and hermetically mounted, the convenience for mounting the oil pump shell is effectively improved, the sealing performance between the joint of the oil pump shell and the oil tank is effectively improved, and the oil in the oil tank is prevented from leaking along the outer wall of the oil pump shell;

2. the screw rod is driven to rotate, the second guide block vertically slides through the screw rod, the rubber scraper vertically moves through the second guide block through the moving ring, and the rubber scraper scrapes off dirt and impurities on the inner wall of the oil inlet pipe, so that the cleaning of the residual dirt and impurities on the inner wall of the oil inlet pipe is conveniently realized, the convenience of cleaning the residual dirt and impurities on the inner wall of the oil inlet pipe is effectively improved, and the influence of the residual dirt and impurities on the oil quality for a long time is avoided;

3. rotate through the drive dwang, the dwang makes the rotor plate rotate through fixed cover, and the rotor plate makes soft brush rotate, and soft brush clearance filter plate lower surface's impurity to convenient realization the clearance of filter plate lower surface impurity, and then the effectual convenience that has improved clearance filter plate lower surface impurity, and avoided the impurity of filter plate lower surface too much and influence the absorption of oil and filter.

Drawings

FIG. 1 is a schematic view of the connection between the housing and the oil tank of the oil pump of the present invention,

figure 2 is a schematic diagram of the separation of the oil pump housing and the oil tank of the present invention,

figure 3 is a schematic view of a cut-away structure of the fuel tank of the invention,

FIG. 4 is an enlarged view of the portion A of FIG. 3 according to the present invention,

figure 5 is a schematic diagram of the separation of the U-shaped gasket and the oil pump housing of the present invention,

figure 6 is a sectional structure diagram of the oil pump housing of the present invention,

FIG. 7 is an enlarged view of the portion B of FIG. 6 according to the present invention,

figure 8 is a bottom view of the filter tray of the present invention,

FIG. 9 is an enlarged view of the portion C of FIG. 8 according to the present invention.

In the figure: 1. an oil pump body; 11. an oil pump housing; 12. a limiting groove; 13. a seal ring; 14. an oil inlet pipe; 15. an oil delivery pipe; 2. an oil tank; 21. connecting grooves; 3. a seal installation mechanism; 31. a semicircular limiting block; 32. a U-shaped sealing gasket; 33. a cavity; 34. a first guide groove; 35. a first guide block; 36. an L-shaped connecting rod; 37. a notch; 38. a threaded rod; 39. an adjusting disk; 4. a cleaning mechanism; 41. a moving ring; 42. a rubber blade; 43. a second guide groove; 44. a second guide block; 45. a screw rod; 46. a motor; 47. a fixed block; 5. a filter assembly; 51. a filter tray; 52. rotating the rod; 53. a first drive pulley; 54. a first drive belt; 55. a second transmission wheel; 56. a second drive belt; 57. fixing a sleeve; 58. a rotating plate; 59. a soft brush.

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 fig. 1-9, the present invention provides an oil pump housing with good sealing performance, which comprises an oil pump body 1, an oil pump housing 11 and an oil tank 2, wherein the oil pump body 1 is fixedly connected with the oil pump housing 11, the outer wall of the oil pump housing 11 is provided with a limiting groove 12, one end of the oil pump housing 11 is fixedly provided with an oil inlet pipe 14, one surface of the oil tank 2 is provided with a connecting groove 21, the oil pump housing 11 penetrates through the connecting groove 21 and is movably contacted with the inner wall of the connecting groove 21, the oil pump housing 11 can pass through the connecting groove 21 and be installed inside the oil tank 2, a sealing installation mechanism 3 is arranged between the oil tank 2 and the limiting groove 12, the sealing installation mechanism 3 can conveniently realize the sealing installation of the oil pump housing 11, the sealing performance of the connection position of the oil pump housing 11 and the oil tank 2 is improved, the oil in the oil tank 2 is prevented from leaking out, the cleaning mechanism 4 is arranged inside the oil inlet pipe 14, the cleaning mechanism 4 can clean the residual impurities on the inner wall of the oil inlet pipe 14, the inside of advancing oil pipe 14 still is equipped with filter assembly 5, and filter assembly 5 can filter the impurity of oil.

Furthermore, a sealing ring 13 is fixedly mounted at one end of the oil pump housing 11, the outer wall of the oil inlet pipe 14 is fixedly connected with the inner wall of the sealing ring 13, the sealing ring 13 can improve the sealing performance between the oil pump housing 11 and the oil inlet pipe 14, an oil delivery pipe 15 is fixedly mounted at one end, far away from the sealing ring 13, of the oil inlet pipe 14, oil in the oil tank 2 can enter the oil inlet pipe 14, and the oil entering the oil inlet pipe 14 can be conveyed through the oil delivery pipe 15.

Further, the sealing installation mechanism 3 comprises two semicircular limiting blocks 31, the semicircular limiting blocks 31 can limit the oil pump housing 11, thereby realizing the installation of the oil pump housing 11 and the oil tank 2, the outer walls of the two semicircular limiting blocks 31 are both fixedly provided with a U-shaped sealing gasket 32, the semicircular limiting blocks 31 can enable the U-shaped sealing gasket 32 to horizontally move, the outer wall of the U-shaped sealing gasket 32 is movably contacted with the inner wall of the limiting groove 12, when the U-shaped sealing gasket 32 is completely attached to the inner wall of the limiting groove 12, the sealing performance between the connecting groove 21 and the oil pump housing 11 can be improved, the oil in the oil tank 2 is prevented from leaking out, the inner wall of the connecting groove 21 is symmetrically provided with cavities 33, when the oil pump housing 11 needs to be disassembled, the semicircular limiting blocks 31 and the U-shaped sealing gasket 32 can horizontally move into the cavities 33, thereby enabling the U-shaped sealing gasket 32 to be separated from the limiting groove 12, the inner walls of the two cavities 33 are both provided with first guide grooves 34, the inner walls of the two first guide grooves 34 are connected with first guide blocks 35 in a sliding mode, and the first guide blocks 35 can slide horizontally along the inner walls of the first guide grooves 34.

Further, the equal fixed mounting in one side of two first guide blocks 35 has L type connecting rod 36, and L type connecting rod 36 keeps away from the one end of first guide block 35 and semicircle stopper 31's outer wall fixed connection, and first guide block 35 can make semicircle stopper 31 horizontal direction remove through L type connecting rod 36.

Further, notch 37 has been seted up to the one side symmetry that oil tank 2 is close to spread groove 21, threaded rod 38 is installed all to rotate by the inner wall of two notch 37, threaded rod 38 runs through first guide way 34 and first guide block 35 screw rotation and connects, through rotating threaded rod 38, threaded rod 38 can drive first guide block 35 and slide along the inner wall horizontal direction of first guide way 34, the equal fixed mounting in one end of two threaded rods 38 has adjustment disk 39, through seting up notch 37, can be convenient for rotate adjustment disk 39, through rotating adjustment disk 39, adjustment disk 39 can make threaded rod 38 rotate.

Further, the cleaning mechanism 4 includes a moving ring 41, the outer wall of the moving ring 41 is symmetrically and fixedly provided with rubber scrapers 42, the moving ring 41 can make the rubber scrapers 42 move in the vertical direction, one side of the rubber scrapers 42 far away from the moving ring 41 is movably contacted with the inner wall of the oil inlet pipe 14, the rubber scrapers 42 can scrape off dirt and impurities on the inner wall of the oil inlet pipe 14 while moving in the vertical direction, the inner wall of the oil inlet pipe 14 is symmetrically provided with second guide grooves 43, the inner walls of the two second guide grooves 43 are both connected with second guide blocks 44 in a sliding manner, the second guide blocks 44 can slide along the vertical direction of the inner wall of the second guide grooves 43, one side of each second guide block 44 is fixedly connected with the outer wall of the moving ring 41, the second guide blocks 44 can make the moving ring 41 move in the vertical direction, one end of the oil inlet pipe 14 close to the oil delivery pipe 15 is symmetrically and rotatably provided with a screw rod 45, the screw rod 45 penetrates through the second guide grooves 43 and the second guide blocks 44 to be rotatably connected with the screw rod, through rotating the lead screw 45, the lead screw 45 can drive the second guide block 44 to slide along the vertical direction of the inner wall of the second guide groove 43, one end of the oil inlet pipe 14 close to the oil conveying pipe 15 is fixedly provided with a motor 46, the driving output end of the motor 46 is fixedly connected with one end of one lead screw 45, and the driving shaft of the motor 46 can enable the lead screw 45 to rotate by opening the motor 46.

Further, the outer wall fixedly connected with fixed block 47 of motor 46, one side and the one end fixed connection who advances oil pipe 14 of fixed block 47, fixed block 47 can effectual improvement motor 46's stability.

Further, the filtering assembly 5 includes a filtering disc 51, the outer wall of the filtering disc 51 is fixedly connected with the inner wall of the oil inlet pipe 14, when the oil in the oil inlet pipe 14 contacts with the filtering disc 51, the filtering disc 51 can adsorb impurities in the filtered oil, so as to improve the quality of subsequent fuel oil, one end of the oil inlet pipe 14 close to the motor 46 is rotatably installed with a rotating rod 52, one end of the rotating rod 52 penetrates through the filtering disc 51 and is rotatably connected with the filtering disc 51, one end of one lead screw 45 and one end of the rotating rod 52 are both fixedly installed with a first transmission wheel 53, a first transmission belt 54 is in transmission connection between the two first transmission wheels 53, the rotating rod 52 can make the corresponding one lead screw 45 synchronously rotate in the same direction through the two first transmission wheels 53 and the first transmission belt 54, one end of the other lead screw 45 and one end of the rotating rod 52 are both fixedly installed with a second transmission wheel 55, a second transmission belt 56 is in transmission connection between the two second transmission wheels 55, a spindle 45 can rotate the rotary rods 52 synchronously and simultaneously via two second transmission wheels 55 and second transmission belts 56.

Further, the one end fixed mounting that first drive wheel 53 was kept away from to dwang 52 has fixed cover 57, the outer wall evenly distributed fixed mounting of fixed cover 57 has rotor plate 58, dwang 52 can make rotor plate 58 rotate through fixed cover 57, one side evenly distributed fixed mounting of rotor plate 58 has soft brush 59, rotor plate 58 can make soft brush 59 rotate, soft brush 59 keeps away from the one end of rotor plate 58 and the one side movable contact of filter disc 51, can clear up the impurity of filter disc 51 lower surface when soft brush 59 pivoted, avoid the impurity of filter disc 51 lower surface more and influence follow-up absorption filtration to oil.

The working principle is as follows: when the oil pump housing 11 needs to be installed, a worker vertically inserts the oil pump housing 11 into the oil tank 2 through the connecting groove 21, then the two adjusting discs 39 are respectively rotated by an external tool, the two adjusting discs 39 are rotated while the two threaded rods 38 are rotated, the two threaded rods 38 are rotated while the two first guide blocks 35 are horizontally slid along the inner walls of the corresponding first guide grooves 34, the two first guide blocks 35 are in a state of opposite sliding, the two semicircular limiting blocks 31 and the two U-shaped sealing gaskets 32 are moved oppositely by the two first guide blocks 35 through the two L-shaped connecting rods 36 until the two U-shaped sealing gaskets 32 are completely attached to the inner walls of the limiting grooves 12, and then the two adjusting discs 39 are stopped to rotate, so that the sealing installation of the oil pump housing 11 is conveniently realized, the convenience for installing the oil pump housing 11 is effectively improved, and the sealing performance between the connecting part of the oil pump housing 11 and the oil tank 2 is effectively improved, the oil in the oil tank 2 is prevented from seeping out along the outer wall of the oil pump shell 11;

when dirt and impurities on the inner wall of the oil inlet pipe 14 and the lower surface of the filter disc 51 need to be cleaned, a worker first detaches the oil pump housing 11 according to the above-described operation steps, separates the oil pump housing 11 from the oil tank 2, then turns on the motor 46, the driving shaft of the motor 46 rotates one corresponding screw rod 45, one screw rod 45 synchronously rotates the rotating rod 52 in the same direction through the two second transmission wheels 55 and the second transmission belt 56, the rotating rod 52 synchronously rotates the other screw rod 45 in the same direction through the two first transmission wheels 53 and the first transmission belt 54, at this time, the two screw rods 45 synchronously rotate in the same direction, the two second guide blocks 44 vertically slide downwards along the inner wall of the corresponding second guide groove 43 while the two screw rods 45 synchronously rotate in the same direction, the two second guide blocks 44 vertically downwards move the moving ring 41 vertically downwards, and the two rubber scrapers 42 vertically downwards move by the moving ring 41, the rubber scraper 42 vertically moves downwards and simultaneously scrapes off the dirt and impurities on the inner wall of the oil inlet pipe 14, so that the cleaning of the dirt and impurities remained on the inner wall of the oil inlet pipe 14 is conveniently realized, the convenience for cleaning the dirt and impurities remained on the inner wall of the oil inlet pipe 14 is effectively improved, and the influence on the oil quality caused by the dirt and impurities remained for a long time is avoided;

meanwhile, the dwang 52 makes a plurality of rotor plates 58 rotate through fixed cover 57, a plurality of rotor plates 58 make a plurality of soft brushes 59 rotate, clear up the impurity of filter disc 51 lower surface when a plurality of soft brushes 59 rotate to the convenient clearance of having realized filter disc 51 lower surface impurity, and then the effectual convenience that has improved clearance filter disc 51 lower surface impurity, and avoided the impurity of filter disc 51 lower surface too much and influence the adsorption filtration of oil.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a good oil pump shell of leakproofness, includes oil pump body (1), oil pump shell (11) and oil tank (2), its characterized in that: oil pump body (1) and oil pump shell (11) fixed connection, spacing groove (12) have been seted up to the outer wall of oil pump shell (11), the one end of oil pump shell (11) is fixed to be equipped with into oil pipe (14), spread groove (21) have been seted up to the one side of oil tank (2), oil pump shell (11) runs through the inner wall movable contact of spread groove (21) and spread groove (21), be equipped with sealed installation mechanism (3) between oil tank (2) and spacing groove (12), the inside of advancing oil pipe (14) is equipped with clearance mechanism (4), the inside of advancing oil pipe (14) still is equipped with filtering component (5).

2. The oil pump housing with good sealing performance according to claim 1, wherein: the one end fixed mounting of oil pump shell (11) has sealing washer (13), advance the outer wall of oil pipe (14) and the inner wall fixed connection of sealing washer (13), advance oil pipe (14) and keep away from the one end fixed mounting of sealing washer (13) and have defeated oil pipe (15).

3. The oil pump housing with good sealing performance according to claim 1, wherein: sealed installation mechanism (3) are including two semicircle stopper (31), two the equal fixed mounting of outer wall of semicircle stopper (31) has the sealed pad (32) of U type, the outer wall of the sealed pad (32) of U type and the inner wall movable contact of spacing groove (12), cavity (33), two have been seted up to the inner wall symmetry of spread groove (21) first guide way (34), two have all been seted up to the inner wall of cavity (33) the equal sliding connection of inner wall of first guide way (34) has first guide block (35).

4. The oil pump housing with good sealing performance according to claim 3, wherein: two the equal fixed mounting in one side of first guide block (35) has L type connecting rod (36), the outer wall fixed connection of the one end of first guide block (35) and semicircle stopper (31) is kept away from in L type connecting rod (36).

5. The oil pump housing with good sealing performance according to claim 3, wherein: notch (37), two notch (37) have been seted up to the one side symmetry that oil tank (2) are close to spread groove (21) the inner wall of notch (37) is all rotated and is installed threaded rod (38), threaded rod (38) run through first guide way (34) and first guide block (35) screw thread rotation and connect, two the equal fixed mounting in one end of threaded rod (38) has adjustment disk (39).

6. The oil pump housing with good sealing performance according to claim 2, wherein: clearance mechanism (4) including shift ring (41), the outer wall symmetry fixed mounting of shift ring (41) has rubber scraper (42), rubber scraper (42) keep away from the one side of shift ring (41) and the inner wall movable contact who advances oil pipe (14), second guide way (43), two have been seted up to the inner wall symmetry of advancing oil pipe (14) the equal sliding connection in inner wall of second guide way (43) has second guide block (44), the one side of second guide block (44) and the outer wall fixed connection of shift ring (41), advance oil pipe (14) and be close to the one end symmetry rotation of defeated oil pipe (15) and install lead screw (45), lead screw (45) run through second guide way (43) and second guide block (44) screw thread rotation and connect, advance oil pipe (14) and be close to the fixed motor (46) that is equipped with of the one end of defeated oil pipe (15), the driving output end of the motor (46) is fixedly connected with one end of a screw rod (45).

7. The oil pump housing with good sealing performance according to claim 6, wherein: the outer wall fixedly connected with fixed block (47) of motor (46), one side and the one end fixed connection who advances oil pipe (14) of fixed block (47).

8. The oil pump housing with good sealing performance according to claim 6, wherein: filter assembly (5) is including filter disc (51), the outer wall of filter disc (51) and the inner wall fixed connection who advances oil pipe (14), advance oil pipe (14) and rotate near the one end of motor (46) and install dwang (52), the one end of dwang (52) is run through filter disc (51) and is rotated with filter disc (51) and be connected, one the equal fixed mounting in one end of lead screw (45) and dwang (52) has first drive wheel (53), two the transmission is connected with first drive belt (54), another between first drive wheel (53) the equal fixed mounting in one end of lead screw (45) and dwang (52) has second drive wheel (55), two the transmission is connected with second drive belt (56) between second drive wheel (55).

9. The oil pump housing with good sealing performance according to claim 8, wherein: dwang (52) keep away from the one end fixed mounting of first drive wheel (53) has fixed cover (57), the outer wall evenly distributed fixed mounting of fixed cover (57) has rotor plate (58), the one side evenly distributed fixed mounting of rotor plate (58) has soft brush (59), the one end of rotor plate (58) and the one side movable contact of filter disc (51) are kept away from in soft brush (59).