CN212563935U

CN212563935U - External pump station of vehicle hydraulic system with filtering mechanism

Info

Publication number: CN212563935U
Application number: CN202021307440.9U
Authority: CN
Inventors: 胡际万; 谢武德; 王永杰; 朱磊; 邓会来; 范振钦; 何庙林; 毛磊; 王晓明; 丁闯; 虞永兴; 张向锋; 王亿
Original assignee: 32 382 Pla
Current assignee: 32 382 Pla
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-02-19
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses an external pump station of vehicle hydraulic system with filter mechanism belongs to hydraulic pump station technical field, including the rose box and communicate the oil inlet pipe and the oil outlet pipe in rose box both sides, the inside of rose box is divided into cavity a and cavity b, the top of rose box is inlayed and is established the rigid coupling and is had bearing a, and bearing a internal rotation is connected with the rotation axis, the rotation axis is located the one end outside the rose box on the rigid coupling have the turning handle, be located the rose box inside and extend to the one end inside cavity b on the rigid coupling have main bevel gear, and main bevel gear meshes with from bevel gear mutually; can be to the cleaning work of filter screen from the outside, convenient simple need not to dismantle the operation, ensures the long-time operation of filtering operation, and impurity after the filtration falls in the direction recess, slides along the direction recess to the bottommost of direction recess, opens the valve and can discharge impurity through the scum pipe, and is convenient to impurity clearance, and the dismouting is simple and convenient, can ensure the effective filtering operation of filter screen.

Description

External pump station of vehicle hydraulic system with filtering mechanism

Technical Field

The utility model belongs to the technical field of hydraulic power unit, concretely relates to external pump station of vehicle hydraulic system with filtering mechanism.

Background

The hydraulic power pump station is a pump station for providing hydraulic power in a hydraulic system, generally adopts hydraulic oil meeting the requirements of the hydraulic system as a medium, a motive power pumps the medium meeting the requirements of flow and pressure to be used by the hydraulic system, and the medium pressing the power pump station is generally recycled, so the hydraulic power pump station is provided with a cooling system, a filtering system, a pressure regulating system, a safety guarantee system, a flow regulating system, pressure and temperature indication, a valve control and medium storage tank, and some pump stations are also provided with an energy storage device.

At present, special vehicle hydraulic system energy filter equipment can satisfy emergency repair task simultaneously, hydraulic system energy filter equipment will regard as special vehicle hydraulic system's external energy in the repair, overhaul at vehicle engine, under the unable hydraulic energy's that provides condition such as hydraulic pump trouble, provide external energy for hydraulic system, need install filter equipment in hydraulic power unit, and then filter the large granule impurity or the colloidal substance in the hydraulic oil, with the purity degree that improves hydraulic oil, but when filtering among the current filter equipment, because impurity can a large amount of adhesions on the surface of filter screen, thereby influence the filter effect of filter screen after long-time the use, cause the filter screen to block up simultaneously easily, fluid is through not smooth and easy etc., be difficult to clear up.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an external pump station of vehicle hydraulic system with filtering mechanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an external pump station of vehicle hydraulic system with filtering mechanism, includes the rose box and communicates the oil inlet pipe and the play oil pipe in the rose box both sides, the inside of rose box divide into cavity a and cavity b, the top of rose box is inlayed and is established the rigid coupling and have bearing a, and bearing a internal rotation is connected with the rotation axis, the rotation axis is located one of the rose box outside serves the rigid coupling have the turning handle, is located the rose box inside and extends to the inside one of cavity b and serves the rigid coupling have main bevel gear, and main bevel gear meshes with from bevel gear mutually, from bevel gear rigid coupling on the transmission shaft, the lateral wall rigid coupling of transmission shaft has a plurality of worms, and a plurality of worms mesh with a plurality of worm wheels respectively, the worm wheel rigid coupling is served in the rotation axis is located one of cavity b, the rotation axis passes through sealed bearing and rotates the junction of connecting at cavity a and cavity b, the rotation axis is located one of cavity a inside and serves the, and the lateral wall screw drive of reciprocal lead screw is connected with the silk braid, and silk braid and clearance pole rigid coupling, the laminating of clearance pole is on the filter screen towards advancing a lateral wall of oil pipe, the dismouting subassembly has set firmly on the lateral wall of rose box, and four filter screens all with dismouting subassembly rigid coupling.

As a preferred embodiment, both ends of the transmission shaft are rotatably connected in the bearings b, and both bearings b are fixedly embedded on the inner side wall of the chamber b.

As a preferred embodiment, a guide groove is formed in one side, located on the filter screen, of the bottom of the chamber a, the guide groove is located right below the reciprocating screw rod, and the bottom of the guide groove is of an inclined surface structure inclined downwards.

As a preferred embodiment, the bottom of the filter box is communicated with a deslagging pipe corresponding to the bottommost position of the guide groove, and the deslagging pipe is provided with a valve.

As a preferred embodiment, the disassembling and assembling assembly comprises an overhaul panel connected to one side wall of the filter box, connecting pieces are fixedly connected to four sides of the overhaul panel, fixing bolts are arranged on the four connecting pieces, and the four fixing bolts are matched with four screw holes formed in one side wall of the filter box.

As a preferred embodiment, four through holes are formed in the positions, corresponding to the four filter screens, of one side wall of the filter box, and a sealing ring is fixedly arranged on the outer side wall of the maintenance plate.

In a preferred embodiment, the inner diameter of the through hole is the same as the cross-sectional dimension of the filter screen.

In a preferred embodiment, the number of the holes on the screen is 150 to 200 meshes.

Compared with the prior art, the utility model provides an external pump station of vehicle hydraulic system with filtering mechanism includes following beneficial effect at least:

(1) the rotating shaft is driven to rotate by rotating the rotating handle, the transmission shaft is driven to rotate under the meshing action of the main bevel gear and the slave bevel gear, the reciprocating lead screw is driven to rotate through the rotating shaft under the meshing action of the worm and the worm gear, the screw sleeve can move up and down on the reciprocating lead screw, and the cleaning rod is driven to move on the surface of the filter screen, so that impurities adhered to the surface of the filter screen are cleaned;

(2) under the effect through the dismouting subassembly, if the filter screen after the clearance still blocks up seriously, can twist out four fixing bolt this moment and take out four filter screens from the filter box through the access panel, carry out manual cleaning operation from the outside, thereby in finishing the back with the filter screen dress back filter box, the dismouting is simple and convenient, can ensure the effective filtration operation of filter screen.

Drawings

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

FIG. 2 is a schematic sectional view of the filter box of the present invention;

FIG. 3 is a schematic structural view of a cleaning component of the filter screen in the filter box of the present invention;

FIG. 4 is a schematic structural view of the detachable assembly of the present invention;

fig. 5 is a schematic structural view of a side wall of the filtering box of the present invention.

In the figure: 1. a filter box; 2. an oil inlet pipe; 3. an oil outlet pipe; 4. a chamber a; 5. a chamber b; 6. a bearing a; 7. a rotating shaft; 8. a handle is rotated; 9. a main bevel gear; 10. a slave bevel gear; 11. a drive shaft; 12. a bearing b; 13. a worm; 14. a worm gear; 15. a rotating shaft; 16. sealing the bearing; 17. a reciprocating screw; 18. sleeving the silk; 19. cleaning the rod; 20. filtering with a screen; 21. a guide groove; 22. a slag discharge pipe; 23. a valve; 24. disassembling and assembling the components; 241. an access panel; 242. a connecting member; 243. fixing the bolt; 244. a screw hole; 245. a through hole; 246. and (5) sealing rings.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-5, the present invention provides an external pump station of a vehicle hydraulic system with a filtering mechanism, including a filtering box 1, and an oil inlet pipe 2 and an oil outlet pipe 3 communicated with both sides of the filtering box 1, the interior of the filtering box 1 is divided into a chamber a4 and a chamber b5, the top of the filtering box 1 is fixedly connected with a bearing a6, and a rotating shaft 7 is rotatably connected with the bearing a6, the rotating shaft 7 is fixedly connected with a rotating handle 8 at one end of the outer side of the filtering box 1, and a main bevel gear 9 is fixedly connected with one end of the filtering box 1 extending to the interior of the chamber b5, and the main bevel gear 9 is engaged with a slave bevel gear 10, the slave bevel gear 10 is fixedly connected with a transmission shaft 11, both ends of the transmission shaft 11 are rotatably connected in a bearing b12, and two bearings b12 are fixedly connected with the inner side wall of the chamber b5 (see; the bearing b12 ensures that the drive shaft 11 is more stable during rotation.

The outer side wall of the transmission shaft 11 is fixedly connected with a plurality of worms 13, the plurality of worms 13 are respectively meshed with a plurality of worm wheels 14, the worm wheels 14 are fixedly connected to one end of a rotating shaft 15 positioned in a cavity b5, the rotating shaft 15 is rotatably connected to the connecting part of a cavity a4 and a cavity b5 through a sealing bearing 16, one end of the rotating shaft 15 positioned in the cavity a4 is fixedly connected with a reciprocating lead screw 17, the outer side wall of the reciprocating lead screw 17 is in spiral transmission connection with a thread sleeve 18, the thread sleeve 18 is fixedly connected with a cleaning rod 19, the cleaning rod 19 is attached to one side wall of the filter screen 20 facing the oil inlet pipe 2, a guide groove 21 is formed in one side of the filter screen 20 at the bottom of the cavity a4, the guide groove 21 is positioned right below the reciprocating lead screw 17, and the bottom of the guide groove 21 is of an inclined plane structure; the filtered impurities fall into the guide groove 21 and slide to the bottommost part of the guide groove 21 along the guide groove 21.

A slag discharge pipe 22 is communicated with the bottom of the filter box 1 corresponding to the bottommost position of the guide groove 21, and a valve 23 is arranged on the slag discharge pipe 22 (see fig. 1, 2 and 5); opening valve 23 and passing slag pipe 22 can be discharged impurity, and it is convenient to the impurity clearance.

A dismounting assembly 24 is fixedly arranged on one side wall of the filter box 1, the four filter screens 20 are fixedly connected with the dismounting assembly 24, the dismounting assembly 24 comprises an inspection plate 241 connected to one side wall of the filter box 1, connecting pieces 242 are fixedly connected to four sides of the inspection plate 241, fixing bolts 243 are arranged on the four connecting pieces 242, and the four fixing bolts 243 are matched and used in four screw holes 244 (shown in fig. 4 and 5) formed in one side wall of the filter box 1; if the filter screen 20 after the clearance still blocks up seriously, can twist out four fixing bolt 243 this moment and take out four filter screens 20 from rose box 1 through access panel 241, carry out manual cleaning operation from the outside, thereby in putting filter screen 20 back into rose box 1 after the clearance finishes, the dismouting is simple and convenient, can ensure filter screen 20's effective filtration operation.

Four through holes 245 are formed in the positions, corresponding to the four filter screens 20, of one side wall of the filter box 1, and a sealing ring 246 is fixedly arranged on the outer side wall of the maintenance plate 241 (see fig. 5); the setting of through-hole 245 is taken out and the installation work when making things convenient for four filter screens 20, and the sealed effect of access panel 241 and rose box 1 lateral wall department can be strengthened in the setting of sealing washer 246 simultaneously, avoids the fluid seepage.

The inner diameter of the through-holes 245 is sized to correspond to the cross-sectional dimension of the screen 20 (see fig. 5); ensuring that the filter screen 20 can be smoothly drawn out of the through hole.

The number of the sieve holes on the filter screen 20 is specifically 150-200 meshes (see fig. 2); can filter the impurities with the diameter of 0.1mm to 0.075m in the hydraulic oil.

When the filter box is used, oil enters the filter box 1 through the oil inlet pipe 2 for filtering operation, the filtered oil is discharged through the oil outlet pipe 3, if the filter screen 20 in the filter box 1 needs to be cleaned, the rotating shaft 7 is driven to rotate through the rotating handle 8, the transmission shaft 11 is driven to rotate under the meshing action of the main bevel gear 9 and the secondary bevel gear 10, the reciprocating lead screw 17 is driven to rotate through the rotating shaft 15 under the meshing action of the worm 13 and the worm gear 14, the screw sleeve 18 can move up and down on the reciprocating lead screw 17, the cleaning rod 19 is driven to move on the surface of the filter screen 20, so that impurities adhered to the surface of the filter screen 20 are cleaned, the filtered impurities fall into the guide groove 21 and slide to the bottommost part of the guide groove 21 along the guide groove 21, the valve 23 is opened to discharge the impurities through the slag discharge pipe 22, and if the cleaned filter screen 20 is still seriously blocked, at this time, the four fixing bolts 243 can be screwed out, the four filter screens 20 can be taken out from the filter box 1 through the access panel 241, manual cleaning operation can be performed from the outside, the filter screens 20 can be installed back into the filter box 1 through the through holes 245 after cleaning is completed, and then the four fixing bolts 243 are screwed in again.

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 an external pump station of vehicle hydraulic system with filtering mechanism, includes rose box (1) and communicates advance oil pipe (2) and go out oil pipe (3) in rose box (1) both sides, its characterized in that: the inside of rose box (1) is divided into cavity a (4) and cavity b (5), the top of rose box (1) is inlayed and is established the rigid coupling and have bearing a (6), and bearing a (6) internal rotation is connected with rotation axis (7), rotation axis (7) are located one of rose box (1) outside and are served the rigid coupling and have turning handle (8), be located rose box (1) inside and extend to cavity b (5) inside and serve the rigid coupling and have main bevel gear (9), and main bevel gear (9) and from bevel gear (10) mesh mutually, from bevel gear (10) rigid coupling on transmission shaft (11), the lateral wall rigid coupling of transmission shaft (11) has a plurality of worms (13), and a plurality of worms (13) mesh with a plurality of worm wheels (14) respectively, worm wheel (14) rigid coupling is located one of cavity b (5) at axis of rotation (15), axis of rotation (15) rotate through sealed bearing (16) and connect in the cavity a (4) and cavity b (5) one end The junction, axis of rotation (15) are located one of cavity a (4) inside and serve the rigid coupling to have reciprocal lead screw (17), and the lateral wall screw drive of reciprocal lead screw (17) is connected with silk braid (18), and silk braid (18) and clearance pole (19) rigid coupling, clearance pole (19) laminating is on filter screen (20) towards advancing a lateral wall of oil pipe (2), dismouting subassembly (24) have set firmly on the lateral wall of rose box (1), and four filter screens (20) all with dismouting subassembly (24) rigid couplings.

2. The external pump station of a vehicle hydraulic system with a filter mechanism according to claim 1, wherein: the both ends of transmission shaft (11) all rotate to be connected in bearing b (12), and two bearing b (12) all inlay the rigid coupling on the inside wall of cavity b (5).

3. The external pump station of a vehicle hydraulic system with a filter mechanism according to claim 1, wherein: the bottom of the cavity a (4) is positioned on one side of the filter screen (20) and is provided with a guide groove (21), the guide groove (21) is positioned under the reciprocating screw rod (17), and the bottom of the guide groove (21) is of an inclined surface structure inclining downwards.

4. The external pump station of vehicle hydraulic system with filter mechanism of claim 3, characterized in that: the bottom of the filter box (1) is communicated with a slag discharge pipe (22) corresponding to the bottommost position of the guide groove (21), and the slag discharge pipe (22) is provided with a valve (23).

5. The external pump station of a vehicle hydraulic system with a filter mechanism according to claim 1, wherein: dismouting subassembly (24) are including examining and repairing board (241) of connecting at a rose box (1) lateral wall, and the equal rigid coupling in four sides department of examining and repairing board (241) has connecting piece (242), and all is equipped with fixing bolt (243) on four connecting pieces (242), and four fixing bolt (243) cooperation use in four screw (244) seted up on a rose box (1) lateral wall.

6. The external pump station of a vehicle hydraulic system with a filter mechanism according to claim 5, wherein: four through holes (245) are opened at the positions of one side wall of the filter box (1) corresponding to the four filter screens (20), and a sealing ring (246) is fixedly arranged on the outer side wall of the maintenance plate (241).