CN218913533U

CN218913533U - Noiseless disc brake

Info

Publication number: CN218913533U
Application number: CN202223335699.6U
Authority: CN
Inventors: 余成国
Original assignee: Ruian Guoou Locomotive Parts Co ltd
Current assignee: Ruian Guoou Locomotive Parts Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-04-25
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a noiseless disc brake, and relates to the technical field of disc brakes. This noiseless dish is stopped and is aimed at solving current dish and stop in-process, because the friction between brake block and the brake disc and the friction effect between each component of inside of dish brake can produce the problem of noise, this noiseless dish is stopped including the casing, the mounting groove has been seted up on casing surface right side, the mounting groove inner wall is fixed with the abatvoix, abatvoix inner wall right side is fixed with the fixed plate, the fixed plate left side is provided with the fly leaf, the one side that fly leaf and fixed plate are close to each other is provided with first brake block and second brake block respectively, absorb the frictional noise that brake block and brake disc contact process produced through the abatvoix, the noise of dish brake in-process has effectively been subtracted.

Description

Noiseless disc brake

Technical Field

The utility model belongs to the technical field of disc brake, and particularly relates to a noiseless disc brake.

Background

The disc brake consists of a brake disc connected with a wheel and a brake caliper at the edge of the disc. When in braking, the high-pressure brake oil pushes the brake block to clamp the brake disc, thereby generating braking effect, and the brake disc is widely applied to two-wheel vehicles such as bicycles, electric vehicles, motorcycles and the like.

In the braking process of the disc brake, noise can be generated due to the friction between the brake pad and the brake disc and the mutual collision and friction between all components in the disc brake in the braking process of the disc brake, so that the using effect of the disc brake is affected.

In order to solve the problems, we propose a noiseless disc brake.

Disclosure of Invention

(1) Technical problem to be solved

Aiming at the defects of the prior art, the utility model aims to provide a noiseless disc brake, and aims to solve the problems that in the existing disc brake braking process, noise is generated due to the friction between a brake pad and a brake disc and the mutual collision and friction between all components in the disc brake braking process, so that the using effect of the disc brake is affected.

(2) Technical proposal

In order to solve the technical problems, the utility model provides a noiseless disc brake, which comprises a shell, a mounting groove and a sound absorbing plate, wherein the mounting groove is formed in the right side of the surface of the shell, the sound absorbing plate is fixed on the inner wall of the mounting groove, a fixed plate is fixed on the right side of the inner wall of the sound absorbing plate, a movable plate is arranged on the left side of the fixed plate, a first brake block and a second brake block are respectively arranged on one side, which is close to the fixed plate, of the movable plate, a first movable cavity is formed in the shell, a first sealing block is arranged in the first movable cavity, oil is filled in the left side of the first sealing block, the left surface of the first sealing block is connected with a piston rod, the upper side and the lower side of the first movable cavity are respectively provided with a second movable cavity, the first movable cavity is communicated with the second movable cavity through a flow guide hole, the right surface of the second sealing block is connected with a push rod, and the right end of the push rod penetrates through the sound absorbing plate and is connected with the movable plate.

Through the acoustic panel is effective absorbs the friction noise that brake block and brake block contact process produced, reduced the noise that disc brake braking process produced, simultaneously under the effect of piston rod, drive first sealing block and remove left, combine the water conservancy diversion hole, with the inside fluid extrusion of first movable chamber into the inside of second movable chamber, along with the increase of the inside fluid of second movable chamber, promote the ejector pin right under the effect of second sealing block, drive the fly leaf and promote to the direction that is close to the fixed plate, under the combined action of first brake block and second brake block, press from both sides the brake disc, realize the purpose of stopping, wherein effectively avoided disc brake braking process, inside metal component collides each other, friction produces noise, further reduced the noise of disc brake braking process.

Preferably, the first sealing block is matched with the inner wall of the first movable cavity, and the second sealing block is matched with the inner wall of the second movable cavity.

Further, the ejector rod is in sliding fit with the sound absorbing plate.

Furthermore, a spring is sleeved outside the piston rod, and two ends of the spring are respectively connected with the first sealing block and the inner wall of the first movable cavity.

Furthermore, a sealing ring is fixed on the right side inside the second movable cavity, and the ejector rod is in sliding fit with the sealing ring.

Still further, the housing left surface has seted up and has accomodate the groove, the piston rod left end extends to accomodate inside the groove, is connected with the movable block, just piston rod and housing sliding fit.

(3) Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the friction noise generated in the process of contacting the brake pad with the brake pad is effectively absorbed through the sound absorbing plate, so that the noise generated in the braking process of the disc brake is reduced.

2. According to the utility model, the first sealing block is driven to move leftwards under the action of the piston rod by the movement of the movable block driven by the external steel rope, the oil in the first movable cavity is extruded into the second movable cavity by combining the guide hole, the ejector rod is pushed rightwards under the action of the second sealing block along with the increase of the oil in the second movable cavity, the movable plate is driven to push towards the direction close to the fixed plate, the brake disc is clamped under the combined action of the first brake block and the second brake block, and the purpose of braking is realized, wherein the phenomenon that the disc is braked is effectively avoided, noise generated by mutual collision and friction of internal metal components is further reduced, and the noise in the disc braking process is further reduced, wherein the spring is convenient for driving the first sealing block to recover to an initial state, and the brake disc is released.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a top view of the present utility model;

FIG. 3 isbase:Sub>A schematic view of the structure of section A-A in FIG. 2;

fig. 4 is an enlarged schematic view of the structure at B in fig. 3.

The marks in the drawings are: 1. a housing; 2. a mounting groove; 3. a sound absorbing panel; 4. a movable plate; 5. a fixing plate; 6. a first brake pad; 7. a second brake pad; 8. a first movable chamber; 9. a piston rod; 10. a first sealing block; 11. a second movable chamber; 12. a second sealing block; 13. a push rod; 14. a spring; 15. a seal ring; 16. a movable block; 17. and a storage groove.

Detailed Description

This embodiment is noiseless dish brake, as shown in fig. 1-4, this noiseless dish brake, including casing 1, mounting groove 2 and abatvoix 3, mounting groove 2 is seted up on casing 1 surface right side, abatvoix 3 is fixed at mounting groove 2 inner wall, abatvoix 3 inner wall right side is fixed with fixed plate 5, fixed plate 5 left side is provided with fly leaf 4, one side that fly leaf 4 and fixed plate 5 are close to each other is provided with first brake block 6 and second brake block 7 respectively, first activity chamber 8 has been seted up to casing 1 inside, first activity chamber 8 inside is provided with first sealing block 10, first sealing block 10 left side is filled with fluid, first sealing block 10 left surface is connected with piston rod 9, second activity chamber 11 has all been seted up to both sides about first activity chamber 8, be linked together through the guiding hole between first activity chamber 11 and the second activity chamber 11, second activity chamber 11 inside is provided with second sealing block 12, second sealing block 12 right side surface connection has

ejector pin

13, 13 right-hand member passes through abatvoix 3 and is connected with activity plate 4.

The friction noise generated in the process of contacting the brake pad with the brake pad is effectively absorbed through the acoustic panel 3, noise generated in the process of braking by the disc brake is reduced, meanwhile, under the action of the piston rod 9, the first sealing block 10 is driven to move leftwards, the guide hole is combined, oil in the first movable cavity 8 is extruded into the second movable cavity 11, along with the increase of oil in the second movable cavity 11, the ejector rod 13 is pushed rightwards under the action of the second sealing block 12, the movable plate 4 is driven to push towards the direction close to the fixed plate 5, the brake disc is clamped under the combined action of the first brake pad 6 and the second brake pad 7, the purpose of braking is realized, the disc brake braking process is effectively avoided, noise generated by mutual collision and friction of internal metal components is further reduced, and the noise in the disc brake braking process is further reduced.

The first sealing block 10 is mutually matched with the inner wall of the first movable cavity 8, the second sealing block 12 is mutually matched with the inner wall of the second movable cavity 11, the ejector rod 13 is in sliding fit with the acoustic panel 3, the sealing ring 15 is fixed on the right side inside the second movable cavity 11, the ejector rod 13 is in sliding fit with the sealing ring 15, the first sealing block 10 is mutually matched with the inner wall of the first movable cavity 8, the second sealing block 12 is mutually matched with the inner wall of the second movable cavity 11, and meanwhile, the sealing ring 15 is combined to effectively prevent oil flowing inside the first movable cavity 8 and the second movable cavity 11 from leaking, so that the use effect of a disc brake is guaranteed.

The outside cover of piston rod 9 is equipped with spring 14, and spring 14 both ends link to each other with first sealing block 10 and first movable chamber 8 inner wall respectively, are convenient for drive first sealing block 10 to resume initial position through spring 14, and then drive first brake block 6 and second brake block 7 and separate.

The housing 1 left surface has seted up and has accomodate groove 17, and piston rod 9 left end extends to accomodate the inslot portion, is connected with movable block 16, and piston rod 9 and housing 1 sliding fit, the pulling of piston rod 9 of being convenient for through movable block 16, combines to accomodate groove 17 and is convenient for accomodate of movable block 16.

Working principle: when the noiseless disc brake is used, the movable block 16 is pulled to the outside through the external steel rope, the piston rod 9 is pulled to the left side to move under the action of the movable block 16, the first sealing block 10 is driven to move to the left, oil in the first movable cavity 8 is further driven to be extruded to the left, the second sealing block 12 is pushed to move to the right under the action of the oil along with the increase of the oil in the second movable cavity 11 through the diversion Kong Liujin in the second movable cavity 11, the ejector rod 13 is combined with the sealing ring 15 and the sliding fit of the sound absorbing plate 3, the movable plate 4 is further extruded to the right side, the first brake pad 6 is driven to move to the direction close to the second brake pad 7, and the brake disc is clamped, so that the purpose of braking is achieved;

when first brake block 6 and second brake block 7 contact with the brake disc, absorb the friction noise of brake block and brake disc contact process through abatvoix 3, simultaneously through the promotion of fluid, drive the left and right movement of first sealing block 10 and second sealing block 12, realize the left and right movement of first brake block 6, further eliminated the dish and braked the in-process, the noise that collision and frictional action produced each other between the inside metal component of dish brake has guaranteed the result of use of dish brake.

It should be further noted that, the installation structure, connection manner or arrangement manner of each member in the present utility model is a common mechanical manner, and can be implemented as long as the beneficial effects thereof can be achieved.

All technical features in the embodiment can be freely combined according to actual needs.

The foregoing embodiments are preferred embodiments of the present utility model, and in addition, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.

Claims

1. The utility model provides a noiseless dish is stopped, includes casing (1), mounting groove (2) and abatvoix (3), mounting groove (2) are offered on casing (1) surface right side, abatvoix (3) are fixed at mounting groove (2) inner wall, a serial communication port, abatvoix (3) inner wall right side is fixed with fixed plate (5), fixed plate (5) left side is provided with fly leaf (4), the one side that fly leaf (4) and fixed plate (5) are close to each other is provided with first brake block (6) and second brake block (7) respectively, first movable cavity (8) have been seted up to casing (1) inside, first movable cavity (8) inside is provided with first sealing block (10), first sealing block (10) left side is filled with fluid, first movable cavity (8) left surface connection has piston rod (9), second movable cavity (11) have all been seted up to both sides about first movable cavity (8), be provided with first movable cavity (8) and second movable cavity (11) are close to each other, the inside top rod (13) are connected with second movable cavity (13) through ejector pin (13), is connected with the movable plate (4).

2. A noiseless disc brake according to claim 1, characterized in that the first sealing block (10) cooperates with the inner wall of the first movable chamber (8) and the second sealing block (12) cooperates with the inner wall of the second movable chamber (11).

3. A noiseless disc brake according to claim 2, characterized in that the ejector rod (13) is in sliding fit with the sound-absorbing plate (3).

4. A noiseless disc brake according to claim 3, characterized in that the outside of the piston rod (9) is sleeved with a spring (14), and both ends of the spring (14) are respectively connected with the first sealing block (10) and the inner wall of the first movable cavity (8).

5. A noiseless disc brake according to claim 4, characterized in that a sealing ring (15) is fixed on the right side inside the second movable cavity (11), and the ejector rod (13) is in sliding fit with the sealing ring (15).

6. The noiseless disc brake according to claim 5, wherein the left surface of the housing (1) is provided with a storage groove (17), the left end of the piston rod (9) extends into the storage groove (17) and is connected with a movable block (16), and the piston rod (9) is in sliding fit with the housing (1).