CN219993865U

CN219993865U - Hollow piston of air conditioner compressor for vehicle

Info

Publication number: CN219993865U
Application number: CN202320980722.2U
Authority: CN
Inventors: 许龙; 全东仁; 于永超; 马大勇
Original assignee: Doushan Precision Parts Dalian Co ltd
Current assignee: Doushan Precision Parts Dalian Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-11-10
Anticipated expiration: 2033-04-27

Abstract

The utility model relates to the technical field of air-conditioning compressors and discloses a hollow piston of an air-conditioning compressor for a vehicle, which comprises a piston main body and a sealing gasket, wherein a plurality of mounting blocks are fixedly connected to the top end of the piston main body, threaded holes are formed in the mounting blocks, bolts are arranged in the mounting blocks, a plurality of sliding grooves are formed in the piston main body at equal intervals, sliding blocks are slidably connected in the sliding grooves, limiting grooves are formed in the sliding blocks, and springs are fixedly connected in the limiting grooves. According to the utility model, the sealing gasket can be supported, so that the use effect of the sealing gasket is better, the use performance of the piston is further improved, the interior of the cylinder body can be cleaned while the piston moves, the influence of dust on the movement of the piston is reduced, and the working efficiency is improved.

Description

Hollow piston of air conditioner compressor for vehicle

Technical Field

The utility model relates to the technical field of air conditioner compressors, in particular to a hollow piston of an air conditioner compressor for a vehicle.

Background

The automobile air conditioner compressor is a heart of an automobile air conditioner refrigerating system, plays roles in compressing and conveying refrigerant steam, is divided into two types of non-variable displacement and variable displacement, and can be generally divided into reciprocating type and rotary type according to different working modes, and a common reciprocating compressor is provided with a crankshaft connecting rod type and an axial piston type.

However, in the long-time use of the existing hollow piston of the air conditioner compressor for the vehicle, the sealing gasket sleeved outside the piston is overlarge in bearing pressure and can deform, so that gaps appear between the piston and the cylinder body, the use effect of the piston is poor, dust can be generated inside the cylinder body, the movement of the piston is influenced, and the working efficiency is reduced.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a hollow piston of an air conditioner compressor for a vehicle.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a hollow piston of vehicle air conditioner compressor, includes piston main part and sealed pad, the top fixedly connected with of piston main part is a plurality of installation piece, and is a plurality of the inside of installation piece all is provided with the screw hole, and is a plurality of the inside of installation piece is provided with the bolt, the inside equidistance of piston main part is provided with a plurality of spouts, a plurality of the inside equal sliding connection of spout has the slider, the inside of slider is provided with the spacing groove, the inside fixedly connected with spring of spacing groove, the inside sliding connection of spacing groove has the movable block, the front end fixedly connected with limiting plate of movable block, the top fixedly connected with sealing ring of sealed pad, the inside of sealing ring is provided with a plurality of connecting blocks, a plurality of the inside of connecting block all is provided with the through-hole, the outside fixedly connected with brush hair of sealing ring.

As a further description of the above technical solution:

the outside of limiting plate and the inside sliding connection of spout, the one end that the limiting plate kept away from the movable block and the one end fixed connection of spring.

As a further description of the above technical solution:

the piston is characterized in that a piston rod is fixedly connected to the bottom end of the piston body, and the outer part of the piston body is in sliding connection with the inner part of the sealing gasket.

As a further description of the above technical solution:

the outside of bolt and the inside sliding connection of through-hole, the outside of bolt and the inside threaded connection of screw hole.

As a further description of the above technical solution:

the mounting blocks and the connecting blocks are designed symmetrically up and down.

As a further description of the above technical solution:

the other end of the moving block extends to the outside of the sliding groove and is provided with a rubber head.

The utility model has the following beneficial effects:

1. according to the utility model, through the mutual matching of the structures of the sliding groove, the sliding block, the moving block, the limiting groove, the limiting block, the spring, the sealing gasket and the like, the sealing gasket can be supported, so that the use effect of the sealing gasket is better, and the use performance of the piston is further improved.

2. According to the utility model, through the mutual cooperation of the structures such as the sealing ring, the mounting block, the bolt, the threaded hole, the brush hair, the connecting block and the like, the interior of the cylinder body can be cleaned while the piston moves, the influence of dust on the movement of the piston is reduced, and the working efficiency is improved.

Drawings

Fig. 1 is a perspective view of a hollow piston of an air conditioner compressor for a vehicle, which is provided by the utility model;

FIG. 2 is an exploded view of a hollow piston of an air conditioner compressor for vehicles according to the present utility model;

FIG. 3 is a cross-sectional view of a piston body of a hollow piston of an air conditioner compressor for a vehicle according to the present utility model;

fig. 4 is a sectional view of a slide block of a hollow piston of an air conditioner compressor for vehicles according to the present utility model.

Legend description:

1. a piston body; 2. a mounting block; 3. a threaded hole; 4. a seal ring; 5. a connecting block; 6. a through hole; 7. brushing; 8. a sealing gasket; 9. a piston rod; 10. a bolt; 11. a chute; 12. a slide block; 13. a moving block; 14. a limit groove; 15. a limiting plate; 16. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the hollow piston of the air conditioner compressor for the vehicle comprises a piston main body 1 and a sealing gasket 8, wherein the sealing gasket 8 can enable the movement of the piston main body 1 to be more stable, the top end of the piston main body 1 is fixedly connected with a plurality of mounting blocks 2, the mounting blocks 2 are fixedly connected to the top end of the piston main body 1, threaded holes 3 are respectively arranged in the plurality of mounting blocks 2, the threaded holes 3 are in threaded connection with bolts 10, the bolts 10 are arranged in the plurality of mounting blocks 2, the bolts 10 play a role of fixing the piston main body 1 and a sealing ring 4, a plurality of sliding grooves 11 are formed in the piston main body 1 at equal intervals, the sliding grooves 11 are used for arranging sliding blocks 12, the sliding blocks 12 are respectively connected in the sliding grooves 11, limiting grooves 14 are formed in the sliding blocks 12, limiting plates 15 in the limiting grooves 14 can move, meanwhile, the limiting plates 15 play a limiting role, and the elastic effect of springs 16 is guaranteed, the movable block 13 cannot be ejected out, so that the movable block 13 moves more stably, the spring 16 is fixedly connected to the inside of the limit groove 14, the movable block 13 can always press the inner wall of the sealing gasket 8 under the action of the spring 16, the sealing gasket 8 is more stably fixed, the movable block 13 is slidably connected to the inside of the limit groove 14, the movable block 13 plays a role of pressing the sealing gasket 8, the front end of the movable block 13 is fixedly connected with the limit plate 15, the limit plate 15 drives the movable block 13 to move and is limited by the limit groove 14, the movement stability of the movable block 13 is ensured, the sealing ring 4 is fixedly connected to the top end of the sealing gasket 8, the sealing ring 4 is fixed with the piston main body 1 through the bolts 10, a plurality of connecting blocks 5 are arranged in the sealing ring 4, through holes 6 are formed in the plurality of the connecting blocks 5, the bolt 10 can be used for fixing the connecting block 5 and the mounting block 2, so that the sealing ring 4 and the piston main body 1 can be fixed, bristles 7 are fixedly connected to the outer part of the sealing ring 4, and the bristles 7 can clean dust particles.

The outside of limiting plate 15 and the inside sliding connection of spout 11, the one end fixed connection of limiting plate 15 and the one end of spring 16 that is away from movable block 13, make under the elasticity effect of spring 16, can drive limiting plate 15 and remove, make the use of spring 16 more stable simultaneously, piston main part 1 bottom fixedly connected with piston rod 9, piston rod 9 is the important structure that drives the movement of piston main part 1, the outside of piston main part 1 and the inside sliding connection of sealed 8, the outside of bolt 10 and the inside sliding connection of through-hole 6, can let bolt 10 fix connecting block 5 and installation piece 2, thereby can let sealing ring 4 and piston main part 1 fix, the outside of bolt 10 and the inside threaded connection of screw hole 3, a plurality of installation pieces 2 and connecting block 5 are bilateral symmetry design from top to bottom, have the aesthetic property, the other end of movable block 13 extends to the outside of spout 11 and is provided with the rubber head, the frictional force between movable block 13 and the sealed 8 has been improved.

Working principle: when the device is specifically used, a user can sleeve the sealing gasket 8 outside the piston main body 1, under the action of the spring 16, the limiting plate 15 is driven to move towards the inside of the sealing gasket 8, so that the moving block 13 is driven to move synchronously, further, the moving block 13 is always attached to the inner wall of the sealing gasket 8, the sealing gasket 8 is more stable in use, meanwhile, the sealing ring 4 can be placed at the top end of the piston main body 1, the connecting block 5 and the mounting block 2 are aligned, the bolt 10 can be placed in the through hole 6 and aligned with the position of the threaded hole 3, the bolt 10 is further rotated, the connecting block 5 and the mounting block 2 can be further fixed, the sealing ring 4 and the piston main body 1 can be further fixed, in specific use, dust particles on the surface can be cleaned in the moving process of the piston main body 1 under the action of the bristles 7 arranged outside the sealing ring 4, the influence of the dust particles on the sealing gasket 8 is reduced, the use of the piston main body 1 is more flexible, and the service life of the sealing gasket 8 is prolonged.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The hollow piston of the air conditioner compressor for the vehicle comprises a piston main body (1) and a sealing gasket (8), and is characterized in that: the novel piston comprises a piston body (1), and is characterized in that a plurality of mounting blocks (2) are fixedly connected to the top of the piston body (1), a plurality of threaded holes (3) are formed in the mounting blocks (2), bolts (10) are arranged in the mounting blocks (2), a plurality of sliding grooves (11) are formed in the piston body (1) at equal intervals, sliding blocks (12) are slidably connected to the sliding grooves (11), limiting grooves (14) are formed in the sliding blocks (12), springs (16) are fixedly connected to the inside of the limiting grooves (14), moving blocks (13) are slidably connected to the inside of the limiting grooves (14), limiting plates (15) are fixedly connected to the front ends of the moving blocks (13), sealing rings (4) are fixedly connected to the top of the sealing gaskets (8), a plurality of connecting blocks (5) are arranged in the sealing rings (4), through holes (6) are formed in the connecting blocks (5), and bristles (7) are fixedly connected to the outside of the sealing rings (4).

2. The hollow piston of an air conditioner compressor for a vehicle according to claim 1, wherein: the outside of limiting plate (15) and the inside sliding connection of spout (11), the one end that limiting plate (15) kept away from movable block (13) is connected with one end fixed of spring (16).

3. The hollow piston of an air conditioner compressor for a vehicle according to claim 1, wherein: the piston is characterized in that a piston rod (9) is fixedly connected to the bottom end of the piston main body (1), and the outer part of the piston main body (1) is in sliding connection with the inner part of the sealing gasket (8).

4. The hollow piston of an air conditioner compressor for a vehicle according to claim 1, wherein: the outer part of the bolt (10) is in sliding connection with the inner part of the through hole (6), and the outer part of the bolt (10) is in threaded connection with the inner part of the threaded hole (3).

5. The hollow piston of an air conditioner compressor for a vehicle according to claim 1, wherein: the installation blocks (2) and the connection blocks (5) are designed symmetrically in the up-down and left-right directions.

6. The hollow piston of an air conditioner compressor for a vehicle according to claim 1, wherein: the other end of the moving block (13) extends to the outside of the chute (11) and is provided with a rubber head.