CN216200023U

CN216200023U - Improved generation braking piston assembly

Info

Publication number: CN216200023U
Application number: CN202122594511.9U
Authority: CN
Inventors: 韩越峰
Original assignee: Blake Suzhou Automobile Braking System Co ltd
Current assignee: Blake Suzhou Automobile Braking System Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-04-05
Anticipated expiration: 2031-10-27

Abstract

The utility model relates to an improved brake piston assembly, which comprises a piston shell, wherein the top end of the piston shell is provided with a first accommodating groove, the inner wall of the bottom end of the first accommodating groove is provided with a second accommodating groove, the inner wall of the lower part of the second accommodating groove is annularly and fixedly provided with a support plate, a first connecting piece matched with the first accommodating groove is arranged in the piston shell in a sliding manner, the first connecting piece is a cylinder with an upper opening, the bottom end of the first connecting piece is fixedly provided with a second connecting piece matched with the second accommodating groove, the bottom end of the second connecting piece is abutted against the top end of the support plate, the top end of the first connecting piece is fixedly connected with a top block, the bottom end of the top block is abutted against the top end of the piston shell, the inner wall of the upper part of the second accommodating groove and the outer wall of the second connecting piece are both provided with matched threads, and the annular array of the top end of the support plate is provided with a plurality of first thread grooves, the utility model has simple structure and can conveniently maintain and replace the brake piston.

Description

Improved generation braking piston assembly

Technical Field

The utility model relates to an improved brake piston assembly, and belongs to the technical field of brake pistons.

Background

The main function of the brake cylinder is to push the brake pad, which rubs the brake drum to reduce the speed and make it static, after the brake is stepped on, the master cylinder produces thrust to press the hydraulic oil to the cylinder, and the piston in the cylinder starts to move by the hydraulic pressure to push the brake pad.

Promote the kicking block during brake piston's the effect and push up the brake block, and then realize the effect of brake, and the most formula structures as an organic whole of current brake piston and kicking block, when appearing damaging, need wholly change, need use tools to take out the piston simultaneously for the dismantlement and the installation of piston are all comparatively inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an improved brake piston assembly which is simple in structure and convenient to use, and can be used for conveniently maintaining and replacing a brake piston so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides an improved generation braking piston assembly, includes piston housing, holding tank one has been seted up on piston housing's top, holding tank two has been seted up on holding tank one's the bottom inner wall, the annular is fixed to be equipped with the backup pad on holding tank two's the lower part inner wall, slide in the piston housing be equipped with holding tank assorted connecting piece one, connecting piece one is the cylinder of upper shed, connecting piece one the bottom mounting be equipped with holding tank two phase matched's connecting piece two, the bottom of connecting piece two with the top of backup pad is contradicted, the top fixedly connected with kicking block of connecting piece one, the bottom of kicking block with the top of piston housing is contradicted.

Furthermore, the inner wall of the upper part of the second accommodating groove and the outer wall of the second connecting piece are provided with matched threads.

Furthermore, a plurality of first thread grooves are formed in the top end annular array of the supporting plate, and a plurality of locking screws matched with the first thread grooves penetrate through the inner wall of the bottom end of the connecting piece.

Furthermore, grooves are symmetrically formed in the top end of the top block.

Furthermore, a second locking screw is slidably embedded in the inner wall of the bottom end of the groove, and the bottom end of the second locking screw penetrates through the bottom end of the top block and extends to the position below the top block.

Furthermore, the top end of the second connecting piece is symmetrically provided with a second thread groove matched with the locking screw.

The utility model has the beneficial effects that:

according to the utility model, the first connecting piece and the second connecting piece are arranged, when the brake piston is used, the first connecting piece and the second connecting piece can be fixedly connected by screwing the first locking screw in the corresponding first thread groove, the first connecting piece can be fixed in the piston shell through the second connecting piece by screwing the second connecting piece in the second accommodating groove, and the top block can be fixed on the first connecting piece by screwing the second locking screw in the corresponding second thread groove, so that the piston can be designed into multiple sections, only the damaged part of the piston needs to be replaced during maintenance, and the whole piston does not need to be taken out, so that the maintenance is convenient, meanwhile, the weight of the piston is effectively reduced, and the use of the piston is more sensitive.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model without limiting the utility model.

FIG. 1 is a first schematic structural view of an improved brake piston assembly of the present invention;

FIG. 2 is a second schematic structural view of an improved brake piston assembly of the present invention;

FIG. 3 is a partial perspective view of a piston housing of an improved brake piston assembly of the present invention;

reference numbers in the figures: 1. a piston housing; 2. a first accommodating groove; 3. a second accommodating groove; 4. a support plate; 5. a first connecting piece; 6. a second connecting piece; 7. a top block; 8. a first thread groove; 9. locking the first screw; 10. a groove; 11. a second locking screw; 12. and a second thread groove.

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.

In embodiment 1, please refer to fig. 1 to 3, the present invention provides a technical solution:

the utility model provides an improved generation braking piston assembly, including piston housing 1, holding tank one 2 has been seted up on piston housing 1's top, holding tank two 3 has been seted up on holding tank one 2's the bottom inner wall, the fixed backup pad 4 that is equipped with of annular on holding tank two 3's the lower part inner wall, it is equipped with one 5 with holding tank one 2 assorted connecting piece to slide in piston housing 1, connecting piece one 5 is the cylinder of upper shed, the bottom mounting of connecting piece one 5 be equipped with holding tank two 3 assorted connecting piece two 6, the bottom of connecting piece two 6 is contradicted with backup pad 4's top, the top fixedly connected with kicking block 7 of connecting piece one 5, the bottom of kicking block 7 is contradicted with piston housing 1's top.

Specifically, as shown in fig. 1-3, the upper portion inner wall of holding tank two 3 and the outer wall of connecting piece two 6 have all seted up assorted screw thread, a plurality of thread grooves 8 have been seted up to the top annular array of backup pad 4, run through on the bottom inner wall of connecting piece one 5 be equipped with a plurality ofly with thread groove 8 assorted locking screw one 9, through screwing connecting piece two 6 in holding tank two 3, thereby can fix connecting piece one 5 in piston housing 1 through connecting piece two 6, through setting up backup pad 4, can effectual reduction piston's weight, through screwing locking screw one 9 in corresponding thread groove one 8, can be with connecting piece one 5 and connecting piece two 6 fixed connection.

Specifically, as shown in fig. 1, a second locking screw 11 is slidably embedded in the inner wall of the bottom end of the groove 10, the bottom end of the second locking screw 11 penetrates through the bottom end of the top block 7 and extends to the lower portion of the top block 7, a second thread groove 12 matched with the second locking screw 11 is symmetrically formed in the top end of the second connecting piece 6, and the second locking screw 11 is screwed in the corresponding second thread groove 12, so that the top block 7 can be fixed on the first connecting piece 5.

Embodiment 2, referring to fig. 1, the difference between this embodiment and embodiment 1 is: the top end of the top block 7 is symmetrically provided with the grooves 10, and the grooves 10 are symmetrically arranged, so that the piston can be conveniently reset integrally by using tools when the brake pad is replaced.

The working principle of the utility model is as follows: when the piston is damaged in use, the piston is inserted into the groove 10 by using a tool at the moment, so that the top block 7 can be rotated to drive the first connecting piece 5 to rotate, the first connecting piece 5 drives the second connecting piece 6 to rotate, the second connecting piece 6 can be screwed out of the second accommodating groove 3, then the first connecting piece 5 and the second connecting piece 6 are drawn out, the second locking screw 11 is unscrewed and taken down to take the top block 7 down, the first locking screw 9 is unscrewed and taken down to separate the second connecting piece 6 from the first connecting piece 5, the damaged part can be replaced at the moment, after the replacement is finished, the first locking screw 9 is screwed into the corresponding first thread groove 8, the first connecting piece 5 and the second connecting piece 6 can be fixedly connected, and the second locking screw 11 is screwed into the corresponding second thread groove 12, so that the top block 7 can be fixed on the first connecting piece 5, the top block 7 is then rotated so that the first connecting piece 5 is screwed into the second receiving groove 3, and the installation is completed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An improved brake piston assembly comprising a piston housing (1), characterized in that: holding tank one (2) has been seted up on the top of piston housing (1), holding tank two (3) have been seted up on the bottom inner wall of holding tank one (2), the annular is fixed on the lower part inner wall of holding tank two (3) and is equipped with backup pad (4), slide in piston housing (1) be equipped with holding tank one (2) assorted connecting piece one (5), connecting piece one (5) are the open-ended cylinder, the bottom mounting of connecting piece one (5) be equipped with holding tank two (3) assorted connecting piece two (6), the bottom of connecting piece two (6) with the top of backup pad (4) is contradicted, the top fixedly connected with kicking block (7) of connecting piece one (5), the bottom of kicking block (7) with the top of piston housing (1) is contradicted.

2. An improved brake piston assembly as defined in claim 1, wherein: the upper inner wall of the second accommodating groove (3) and the outer wall of the second connecting piece (6) are provided with matched threads.

3. An improved brake piston assembly as defined in claim 1, wherein: a plurality of first thread grooves (8) are formed in the top end annular array of the supporting plate (4), and a plurality of first locking screws (9) matched with the first thread grooves (8) penetrate through the inner wall of the bottom end of the first connecting piece (5).

4. An improved brake piston assembly as defined in claim 1, wherein: the top end of the top block (7) is symmetrically provided with grooves (10).

5. An improved brake piston assembly as set forth in claim 4 wherein: all slip on the bottom inner wall of recess (10) and inlay and be equipped with locking screw two (11), the bottom of locking screw two (11) all runs through the bottom of kicking block (7) extends to the below of kicking block (7).

6. An improved brake piston assembly as set forth in claim 5, wherein: and a second thread groove (12) matched with the second locking screw (11) is symmetrically formed in the top end of the second connecting piece (6).