CN210565064U

CN210565064U - Connecting mechanism for vane pump

Info

Publication number: CN210565064U
Application number: CN201921579275.XU
Authority: CN
Inventors: 李高杰
Original assignee: Anhui Xingzhili Hydraulic Intelligent Technology Co Ltd
Current assignee: Anhui Xingzhili Hydraulic Intelligent Technology Co Ltd
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-05-19
Anticipated expiration: 2029-09-23

Abstract

The utility model relates to a relevant technical field is connected to the impeller pump, and a coupling mechanism for impeller pump is disclosed, which comprises a pump body, the top of the pump body is provided with the connecting plate, the shell integrated into one piece of connecting plate and the pump body, the top surface of connecting plate is provided with links up the cooperation board, the top that links up the cooperation board is provided with the jointing equipment board, the top of jointing equipment board is provided with the equipment body, the top of the pump body is provided with the output shaft, the top one end from the bottom up of output shaft runs through the connecting plate according to this, link up the cooperation board and connect the inboard that shaft hole on the equipment board and extend to the equipment body, the arc inserting groove has all been seted up. This coupling mechanism for vane pump, the produced vibration of the pump body of effect absorbs, guarantees the stability of location installation between jointing equipment board and the connecting plate simultaneously, reduces the cooperation installation error between the equipment, reduces the degree of wear between output shaft and connecting plate, linking cooperation board and the jointing equipment board.

Description

Connecting mechanism for vane pump

Technical Field

The utility model relates to a impeller pump connects correlation structure technical field, specifically is a coupling mechanism for impeller pump.

Background

The vane pump is a pump in which vanes in a rotor groove are in contact with a pump casing (stator ring) to press sucked liquid from an oil inlet side to an oil discharge side, the vane pump is driven by an output shaft of a motor to rotate, a pump body of the vane pump and a vane rotating mechanism are mutually fixed through a connecting structure, the stability of the pump body for transmitting the torque of the vane pump is ensured, the prior art is generally connected through the mutual matching of bolts and nuts, but the rigid connection mode enables the vibration generated by the operation of the pump body of the vane pump to be directly transmitted to the connecting equipment, the looseness of the connecting structure of the equipment is easily caused after long-time use, meanwhile, the joint part between the output shaft of the pump body and the connecting device is easy to cause high-temperature abrasion of the output shaft of the pump body, the service life of the device is reduced, therefore, the inventor designs a connecting mechanism for the vane pump, and optimally designs a pump body connecting structure of the vane pump.

SUMMERY OF THE UTILITY MODEL

The problem of coupling mechanism rigid fit and high temperature wear reduce equipment life for the impeller pump is solved.

A connecting mechanism for a vane pump comprises a pump body, wherein a connecting plate is arranged at the top of the pump body, the connecting plate and a shell of the pump body are integrally formed, a connecting matching plate is arranged on the surface of the top of the connecting plate, a connecting equipment plate is arranged above the connecting matching plate, an equipment body is arranged at the top of the connecting equipment plate, an output shaft is arranged at the top of the pump body, one end of the top of the output shaft sequentially penetrates through shaft holes in the connecting plate, the connecting matching plate and the connecting equipment plate from bottom to top and extends to the inner side of the equipment body, arc-shaped inserting grooves are formed in two sides of the upper surface of the connecting matching plate, anti-skidding elastic pads are bonded on the arc-shaped inner side walls of the arc-shaped inserting grooves, inserting holes communicated with each other are formed in the bottoms of the inner sides of the two arc-shaped inserting grooves, two equal fixedly connected with screw thread insertion rod of lower surface of arc fixture block, two the bottom one end of screw thread insertion rod runs through corresponding inboard that obtains the interlude hole respectively and extends to the below of connecting plate, two the arc fixture block is gone into the inboard of corresponding arc inserting groove respectively, two the equal threaded connection in bottom one end of screw thread insertion rod has gland nut, the trailing flank of connecting plate has been seted up the circulation vestibule and is linked together with the shaft hole inboard on the connecting plate, and the annular circulation groove has been seted up to the shaft hole inboard on the connecting plate, and the annular circulation groove is linked together with the circulation vestibule, the outside port department fixed mounting of circulation vestibule has the drain joint, fixed mounting has one-way hydraulic valve on the drain joint.

Preferably, the connecting plate and the engaging matching plate have the same cross-sectional shape and thickness, and the upper surface of the connecting plate is in full contact with the lower surface of the engaging matching plate.

Preferably, the shape of the arc-shaped fixture block is the same as the shape of the cross section of the inner side of the arc-shaped insertion groove, and the fit relationship between the arc-shaped fixture block and the inner side wall of the arc-shaped insertion groove is clearance fit.

Preferably, the anti-skid elastic pad can be an anti-skid rubber pad, and the anti-skid elastic pad completely bonds the inner side wall of the corresponding arc-shaped inserting groove.

Preferably, the lower surface of the connecting device plate is in complete contact with the upper surface of the connecting matching plate, and the matching relationship between the output shaft of the pump body and the inner side wall of the shaft hole on the connecting plate, the connecting matching plate and the connecting device plate is in clearance fit.

Preferably, the one-way hydraulic valve is a one-way valve for one-way liquid guiding from a port of the liquid guiding joint to the flow hole cavity.

Compared with the prior art:

(1) this coupling mechanism for vane pump, through setting up the pump body, the connecting plate, link up the cooperation board, the inserting groove of each other, the jointing equipment board, the arc fixture block, screw thread interlude pole and gland nut mutually support, when equipment uses, two arc fixture blocks that the equipment body passes through jointing equipment board bottom block respectively in the inboard of corresponding arc inserting groove, make the inboard of corresponding interlude hole of screw thread interlude pole, screw up the location with the screw thread interlude pole through gland nut at last, and the flexonics between the inboard anti-skidding elastic pad of arc fixture block and arc inserting groove, the effectual produced vibration with the pump body absorbs, guarantee the stability of location installation between jointing equipment board and the connecting plate simultaneously, reduce the cooperation installation error between the equipment.

(2) This coupling mechanism for vane pump, mutually support through setting up connecting plate and one-way hydraulic valve, when equipment uses, the output shaft in pump body area rotates, and output shaft and connecting plate, the shaft hole that links up between cooperation board and the connection equipment board is mutually supported and is run-in, through being connected drain joint and lubricating oil leading-in equipment and carry out the high pressure fuel feeding, lubricating oil carries out the fuel feeding through one-way hydraulic valve convection current through hole intracavity, the inboard and the output shaft that last lubricating oil overflowed the shaft hole through annular circulation groove contacts, thereby reduce output shaft and connecting plate, link up the degree of wear between cooperation board and the connection equipment board, guarantee the stability of complex between the equipment.

Drawings

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

FIG. 2 is a schematic top view of the engagement plate of the present invention;

FIG. 3 is a schematic top view of the connection plate of the present invention;

fig. 4 is the connection schematic diagram of the arc-shaped inserting plate and the thread inserting rod of the present invention.

In the figure: the

pump body

1, 2 connecting plates, 3 joining matching plates, 4 arc-shaped inserting grooves, 5 inserting holes, 6 arc-shaped clamping blocks, 7 thread inserting rods, 8 compression nuts, 9 anti-skidding elastic pads, 10 connecting equipment plates, 11 equipment bodies, 12 output shafts, 13 circulation hole cavities, 14 annular circulation grooves, 15 liquid guiding joints and 16 one-way hydraulic valves.

Detailed Description

As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides a coupling mechanism for vane pump, which comprises a pump body 1, the top of the pump body 1 is provided with connecting plate 2, connecting plate 2 and the shell integrated into one piece of the pump body 1, the top surface of connecting plate 2 is provided with linking cooperation board 3, connecting plate 2 is the same with the cross sectional shape and the thickness that link up cooperation board 3, the upper surface of connecting plate 2 and the lower surface full contact who links up cooperation board 3, the top that links up cooperation board 3 is provided with jointing equipment board 10, the top of jointing equipment board 10 is provided with equipment body 11, the top of the pump body 1 is provided with output shaft 12, top one end from the bottom up of output shaft 12 runs through connecting plate 2 in turn, link up the shaft hole on cooperation board 3 and the jointing equipment board 10 and extend to the inboard of equipment body 11, the lower surface of jointing equipment board 10 and the upper surface full contact who links up cooperation board 3, the output, The fit relationship between the inner side walls of the shaft holes on the connection matching plate 3 and the connection equipment plate 10 is clearance fit, the two sides of the upper surface of the connection matching plate 3 are both provided with arc-shaped inserting grooves 4, the arc-shaped inner side walls of the arc-shaped inserting grooves 4 are bonded with anti-skidding elastic pads 9, the bottoms of the inner sides of the two arc-shaped inserting grooves 4 and the connecting plate 2 are both provided with communicated inserting holes 5, the two sides of the lower surface of the connection equipment plate 10 are both welded with arc-shaped fixture blocks 6, the lower surfaces of the two arc-shaped fixture blocks 6 are both fixedly connected with threaded inserting rods 7, one end of the bottom of the two threaded inserting rods 7 respectively penetrates through the inner sides of the corresponding inserting holes 5 and extends to the lower part of the connecting plate 2, the two arc-shaped fixture blocks 6 are respectively clamped into the inner sides of the corresponding arc-shaped inserting grooves 4, the shapes of the arc-shaped fixture blocks 6 are the same, the anti-skidding elastic cushion 9 can adopt an anti-skidding rubber pad, the anti-skidding elastic cushion 9 is completely bonded with the inner side wall corresponding to the arc-shaped insertion groove 4, the anti-skidding elastic cushion 9 absorbs the vibration generated by the operation of the pump body 1, the bottom one ends of the two thread insertion rods 7 are all in threaded connection with the gland nuts 8, the rear side face of the connecting plate 2 is provided with the circulation hole cavity 13 and is communicated with the inner side of the shaft hole on the connecting plate 2, the inner side of the shaft hole on the connecting plate 2 is provided with the annular circulation groove 14, the annular circulation groove 14 is communicated with the circulation hole cavity 13, the outer side port part of the circulation hole cavity 13 is fixedly provided with the liquid guide connector 15, the liquid guide connector 15 is fixedly provided with the one-way hydraulic valve 16, the one-way hydraulic valve 16 is a one-way valve for guiding the one-way.

When the device is used, the device body 11 is respectively clamped at the inner sides of the corresponding arc inserting grooves 4 through the two arc-shaped fixture blocks 6 at the bottom of the connecting device plate 10, so that the thread inserting rod 7 is inserted into the inner sides of the corresponding inserting holes 5, finally, the thread inserting rod 7 is screwed and positioned through the compression nut 8, the arc-shaped fixture blocks 6 are flexibly matched with the anti-skid elastic pads 9 at the inner sides of the arc inserting grooves 4, vibration generated by the pump body 1 is effectively absorbed, the stability of positioning and mounting between the connecting device plate 10 and the connecting plate 2 is ensured, the output shaft 12 of the pump body 1 rotates, the output shaft 12 is matched and ground with the shaft holes between the connecting plate 2, the connecting matching plate 3 and the connecting device plate 10, high-pressure oil supply is carried out by connecting the liquid guide joint 15 and lubricating oil guiding equipment, and oil is supplied to the circulation hole cavity 13 through the one-way hydraulic valve 16, finally, the lubricating oil overflows into the inner side of the shaft hole through the annular circulation groove 14 to be in contact with the output shaft 12, so that the abrasion degree between the output shaft 12 and the connecting plate 2, between the connecting matching plate 3 and between the connecting equipment plates 10 is reduced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a coupling mechanism for vane pump, includes pump body (1), its characterized in that: the pump comprises a pump body (1), and is characterized in that a connecting plate (2) is arranged at the top of the pump body (1), the connecting plate (2) and the pump body (1) are integrally formed into a shell of the pump body (1), a linking matching plate (3) is arranged on the top surface of the connecting plate (2), a connecting equipment plate (10) is arranged above the linking matching plate (3), an equipment body (11) is arranged at the top of the connecting equipment plate (10), an output shaft (12) is arranged at the top of the pump body (1), one end of the top of the output shaft (12) sequentially penetrates through the connecting plate (2), the linking matching plate (3) and a shaft hole in the connecting equipment plate (10) from bottom to top and extends to the inner side of the equipment body (11), arc-shaped inserting grooves (4) are formed in both sides of the upper surface of the linking matching plate (3), and anti-skid elastic pads (9, the bottom of the inner sides of the two arc-shaped inserting grooves (4) and the connecting plate (2) are respectively provided with a penetrating hole (5) communicated with each other, the two sides of the lower surface of the connecting equipment plate (10) are respectively welded with an arc-shaped fixture block (6), the lower surfaces of the two arc-shaped fixture blocks (6) are respectively and fixedly connected with a thread penetrating rod (7), one end of the bottom of each thread penetrating rod (7) respectively penetrates through the inner side of the corresponding penetrating hole (5) and extends to the lower side of the connecting plate (2), the two arc-shaped fixture blocks (6) are respectively clamped into the inner sides of the corresponding arc-shaped inserting grooves (4), one end of the bottom of each thread penetrating rod (7) is respectively and threadedly connected with a compression nut (8), the rear side surface of the connecting plate (2) is provided with a circulation hole cavity (13) and communicated with the inner side of a shaft hole on the connecting plate (2), the inner, the annular circulation groove (14) is communicated with the circulation hole cavity (13), a liquid guide connector (15) is fixedly installed at the position of an outer side end opening of the circulation hole cavity (13), and a one-way hydraulic valve (16) is fixedly installed on the liquid guide connector (15).

2. The connection mechanism for the vane pump according to claim 1, wherein: the cross section shapes and the thicknesses of the connecting plate (2) and the connecting matching plate (3) are the same, and the upper surface of the connecting plate (2) is in complete contact with the lower surface of the connecting matching plate (3).

3. The connection mechanism for the vane pump according to claim 1, wherein: the shape of the arc-shaped clamping block (6) is the same as the shape of the cross section of the inner side of the arc-shaped insertion groove (4), and the fit relation between the arc-shaped clamping block (6) and the inner side wall of the arc-shaped insertion groove (4) is clearance fit.

4. The connection mechanism for the vane pump according to claim 1, wherein: the anti-skid elastic pad (9) can adopt an anti-skid rubber pad, and the anti-skid elastic pad (9) completely bonds the inner side wall of the corresponding arc-shaped inserting groove (4).

5. The connection mechanism for the vane pump according to claim 1, wherein: the lower surface of jointing equipment board (10) and the upper surface that links up cooperation board (3) contact completely, the cooperation relation between output shaft (12) and connecting plate (2), linking cooperation board (3) and the shaft hole inside wall on the jointing equipment board (10) of the pump body (1) is clearance fit.

6. The connection mechanism for the vane pump according to claim 1, wherein: the one-way hydraulic valve (16) is a one-way valve for guiding liquid from the port of the liquid guiding connector (15) to the inside of the circulation hole cavity (13) in one way.