CN214274301U

CN214274301U - Steel backing with radiating groove structure

Info

Publication number: CN214274301U
Application number: CN202022325387.1U
Authority: CN
Inventors: 方英杰
Original assignee: Pujiang Bona Auto Parts Co ltd
Current assignee: Pujiang Bona Auto Parts Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-09-24
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a steel backing with radiating groove structure relates to automobile brake spare part technical field, can produce great noise and can't effectively carry out radiating problem when the car braking to current steel backing, the following scheme is put forward now, and it includes steel backing body and friction material, be equipped with the mounting hole that runs through on the steel backing body, the inside of steel backing body is equipped with inhales the sound chamber, it fills up and is equipped with and inhale the sound cotton to inhale the sound intracavity, the front of steel backing body has been seted up a plurality of sound holes of inhaling, inhale the sound hole with inhale sound chamber intercommunication. The utility model discloses a simple reasonable structure has solved the problem that the car can produce the noise with the violent friction of friction material when braking steel backing, has improved the heat dispersion of steel backing greatly through setting up of radiating groove and fin simultaneously to effectively improve the life of steel backing, provide the guarantee for driving safety, have higher practicality.

Description

Steel backing with radiating groove structure

Technical Field

The utility model relates to an automobile brake spare part technical field especially relates to a steel backing with radiating groove structure.

Background

As society develops, the performance and the running speed of vehicles increase day by day, and disc brakes become the mainstream brake system at present in order to increase the stability of brake braking when the vehicles run at high speed. The disc brake consists of a steel backing and a friction base material, and the good quality of the steel backing and the friction base material directly determines the overall performance of the brake pad in the manufacturing and using processes of the automobile brake pad. The steel backing that present car used still has a lot of shortcomings when using, and the violent friction of steel backing and friction material can produce great noise when the car brakes, influences driver's operation and experiences, and current steel backing heat dispersion is relatively poor moreover, and the high heat that produces during the braking can accelerate the ageing of steel backing, brings the hidden danger for driving safety. For this reason, improvement is awaited.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a steel back with a radiating groove structure.

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

the utility model provides a steel backing with radiating groove structure, includes steel backing body and friction material, be equipped with the mounting hole that runs through on the steel backing body, the inside of steel backing body is equipped with inhales the sound chamber, inhale the sound intracavity and be filled with and inhale the sound cotton, a plurality of sound holes of inhaling have been seted up in the front of steel backing body, inhale the sound hole with inhale sound chamber intercommunication.

Preferably, the friction material is a rubber sheet matched with the steel backing body in shape, and a plurality of through holes respectively matched with the sound absorption holes and the mounting holes in size and position are formed in the friction material.

Preferably, fixed mounting has a plurality of pairs of joint arch that the front and back symmetry set up on the front of steel backing body, friction material's the back be provided with the protruding joint groove that matches of joint.

Preferably, the friction material comprises a wear-resistant layer, an elastic buffer layer and a bonding layer, wherein the wear-resistant layer is positioned above the elastic buffer layer, and the elastic buffer layer is positioned above the bonding layer.

Preferably, a heat dissipation groove is formed in the extending edge of the back surface of the steel back body, and a heat dissipation fin is fixedly mounted in the heat dissipation groove.

The utility model has the advantages that:

1. the utility model discloses a what set up on the steel backing body inhales the sound chamber, inhales the sound cotton and inhales the sound hole, can effectively reduce the steel backing and the violent friction of friction material and the noise that produces when the car brakes, provide good driving experience for the driver.

2. The utility model discloses a radiating groove and the fin that set up on the steel backing body can carry out quick heat dissipation to the high heat that produces in the twinkling of an eye when the car brakes to slow down steel backing and friction material's ageing speed, improved the life of steel backing greatly, provide the guarantee for driving safety.

3. The utility model discloses a joint groove cooperation work that sets up on the protruding and friction material of joint that sets up on the steel backing, the friction material that conveniently damages is changed, has further improved the life of steel backing, has higher practicality.

Drawings

Fig. 1 is a schematic front structural view of the middle steel back body of the present invention.

Fig. 2 is a schematic view of the back structure of the middle steel backing body of the present invention.

Fig. 3 is the schematic view of the profile structure of the side view of the steel backing body of the utility model.

Fig. 4 is a schematic back structure diagram of the middle friction material of the present invention.

Reference numbers in the figures: 1. a steel backing body; 2. mounting holes; 3. a sound absorbing chamber; 4. sound-absorbing cotton; 5. A sound absorption hole; 6. a friction material; 7. a heat sink; 8. a heat sink; 9. clamping the bulges; 10. A clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a steel back with a heat sink structure comprises a steel back body 1 and a friction material 6, wherein the steel back body 1 is provided with a through mounting hole 2, a sound absorbing cavity 3 is arranged inside the steel back body 1, sound absorbing cotton 4 is filled in the sound absorbing cavity 3, the front of the steel back body 1 is provided with a plurality of sound absorbing holes 5, the sound absorbing holes 5 are communicated with the sound absorbing cavity 3, the friction material 6 is a rubber sheet matched with the shape of the steel back body 1, the friction material 6 is provided with a plurality of through holes respectively matched with the sound absorbing holes 5 and the mounting hole 2 in size and position, the front of the steel back body 1 is fixedly provided with a plurality of pairs of clamping protrusions 9 symmetrically arranged in front and back, the back of the friction material 6 is provided with clamping grooves 10 matched with the clamping protrusions 9, the friction material 6 comprises a wear-resistant layer, an elastic buffer layer and a bonding layer, the wear-resistant layer is positioned above the elastic buffer layer, the elastic buffer layer is located above the bonding layer, a heat dissipation groove 7 is formed in the extending edge of the back face of the steel backing body 1, and a heat dissipation fin 8 is fixedly installed in the heat dissipation groove 7.

The working principle is as follows:

the utility model discloses in the use, steel backing body 1 and friction material 6 produce violent friction when the car brakes, and the noise that the violent friction produced spreads into in sound-absorbing cotton 4 through a plurality of sound-absorbing holes 5 that set up on steel backing body 1, and sound-absorbing cotton 4 can be absorbed by effectual noise to accomplish and fall the noise, and the heat that the violent friction produced simultaneously dispels the heat fast through steel backing body 1 back mounted's fin 8, effectively slows down the ageing rate of steel backing body 1, thereby improves the life of steel backing body 1; through the cooperation of the joint groove 10 that sets up on the protruding 9 of joint that sets up on the steel backing body 1 and the friction material 6, realize that friction material 6 and steel backing body 1 are fixed, the tie coat of 6 bottom surfaces of friction material can further improve fixed stability, and the mode that adopts the joint is convenient to be changed fragile friction material 6, further improves the life of steel backing body 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a steel backing with radiating groove structure, includes steel backing body (1) and friction material (6), its characterized in that, be equipped with mounting hole (2) that run through on steel backing body (1), the inside of steel backing body (1) is equipped with inhales sound chamber (3), inhale sound chamber (3) intussuseption and be equipped with and inhale sound cotton (4), a plurality of sound holes (5) of inhaling have been seted up in the front of steel backing body (1), inhale sound hole (5) with inhale sound chamber (3) intercommunication.

2. The steel backing with the heat dissipation groove structure is characterized in that the friction material (6) is a rubber sheet matched with the shape of the steel backing body (1), and a plurality of through holes respectively matched with the size and the position of the sound absorption holes (5) and the mounting holes (2) are formed in the friction material (6).

3. The steel backing with the heat dissipation groove structure is characterized in that a plurality of pairs of clamping protrusions (9) symmetrically arranged front and back are fixedly mounted on the front face of the steel backing body (1), and clamping grooves (10) matched with the clamping protrusions (9) are formed in the back face of the friction material (6).

4. The steel back with a heat sink channel structure as recited in claim 1, wherein the friction material (6) comprises a wear layer, an elastic buffer layer and an adhesive layer, the wear layer is located above the elastic buffer layer, and the elastic buffer layer is located above the adhesive layer.

5. The steel back with the heat dissipation groove structure as claimed in claim 1, wherein the extended edge of the back surface of the steel back body (1) is provided with the heat dissipation groove (7), and the heat dissipation fins (8) are fixedly arranged in the heat dissipation groove (7).