CN219529650U

CN219529650U - Automobile brake caliper

Info

Publication number: CN219529650U
Application number: CN202223290835.4U
Authority: CN
Inventors: 潘爱理
Original assignee: Anhui Dongli Auto Parts Co ltd
Current assignee: Anhui Dongli Auto Parts Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-08-15
Anticipated expiration: 2032-12-08

Abstract

The utility model relates to an automobile brake caliper, which comprises a caliper shell, an oil receiving port, an oil pipe and a piston assembly, wherein the oil receiving port is fixedly arranged in the middle of the outer wall of the caliper shell, two groups of oil receiving ports are connected through the oil pipe, the middle of the inner wall of the caliper shell is provided with the corresponding piston assembly, the inner wall of the caliper shell at the inner side of the piston assembly is provided with a brake mechanism, the inner wall of the piston assembly is abutted against the outer wall of a mounting plate, and a friction brake sheet is glued in the middle of the inner wall of the mounting plate. According to the utility model, the reset of the two groups of mounting plates can be ensured by the elastic force generated after the reset spring is extruded, so that the locking phenomenon of the shovel disk is avoided; meanwhile, the elastic force of the reset spring can be increased or reduced by adjusting the pitch of the reset spring, so that the reset spring is suitable for the specific use condition.

Description

Automobile brake caliper

Technical Field

The utility model belongs to the technical field of automobile brake, and particularly relates to an automobile brake caliper.

Background

The automobile brake calipers are brakes which hold the brake pads to achieve a braking effect after the automobile is braked by stepping down, and the calipers mainly use pistons to enable the brake pads to clamp the brake disc;

conventional calipers: the brake block is locked by the characteristic that the volume of hydraulic oil cannot be compressed;

the conventional automobile brake caliper has the following defects:

after the piston is used for a long time, the surface of the piston is rusted, the sealing effect is reduced, the piston is easy to stretch out and retract, and the piston is easy to cause comparatively hidden traffic trouble in the use process of travelling crane.

We therefore propose an automotive brake caliper which solves the above-mentioned problems.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides an automobile brake caliper, which has the following specific technical scheme:

the automobile brake caliper comprises a caliper shell, an oil receiving port, an oil pipe, a threaded connecting block and a piston assembly, wherein the oil receiving port is fixedly arranged in the middle of the outer wall of the caliper shell, two groups of oil receiving ports are connected through the oil pipe, the middle of the inner wall of the caliper shell is provided with the corresponding piston assembly, the inner wall of the caliper shell on the inner side of the piston assembly is provided with a brake mechanism, the inner wall of the piston assembly is abutted against the outer wall of a mounting plate, and a friction brake sheet is glued in the middle of the inner wall of the mounting plate;

the braking mechanism comprises a middle fin arranged at the top end of the mounting plate, two groups of side fins are fixedly arranged at the top ends of the mounting plate on two sides of the middle fin, the middle parts of the side fins are fixedly connected with fixed sliding rods in a sliding manner, a first pushing rotating rod is arranged at the middle part of the front end of the middle fin, the front side of the first pushing rotating rod penetrates through the outer wall of the first connecting sleeve block to be arranged at the middle part of the rear side of the threaded groove, the front side outer wall of the first connecting sleeve block is abutted to the outer wall of the rear side of the second pushing rotating rod, the front side top of the second pushing rotating rod penetrates through the outer wall of the second connecting sleeve block to be arranged at the middle part of the rear side of the limiting plate, a reset spring is welded at the middle part of the front side of the limiting groove, the limiting groove is formed in the middle part of the rear side of the second connecting sleeve block, and the outer wall of the front side of the second connecting sleeve block is arranged at the middle part of the rear side of the front end of the middle fin.

Preferably, the front end outer wall of the thread connecting block is provided with threads, the thread connecting block is slidably connected to the inner side of the thread groove, and threads matched with the thread connecting block outer wall are formed in the inner wall of the thread groove.

Preferably, the inner diameter depth of the thread groove is larger than the length of the second pushing rotating rod.

The beneficial effects of the utility model are as follows:

the reset of the two groups of mounting plates can be ensured by the elastic force generated after the reset spring is extruded, so that the locking phenomenon of the shovel disk is avoided;

meanwhile, the elastic force of the reset spring can be increased or reduced by adjusting the pitch of the reset spring, so that the reset spring is suitable for the specific use condition.

Drawings

Fig. 1 shows a schematic perspective view of a caliper provided according to an embodiment of the present utility model;

FIG. 2 illustrates a partial perspective view of the mounting plate of FIG. 1 provided in accordance with an embodiment of the present utility model;

fig. 3 shows a schematic view of a partial perspective structure (cross section) of the first and second connection blocks of fig. 2 provided in accordance with an embodiment of the present utility model.

Legend description:

1. a caliper housing; 2. an oil receiving port; 3. an oil pipe; 4. a mounting plate; 5. a side fin; 6. a middle fin; 7. fixing the slide bar; 8. friction brake pads; 9. a first push lever; 10. a threaded connecting block; 11. a thread groove; 12. a first connection sleeve block; 13. a second push lever; 14. a limiting plate; 15. a return spring; 16. a limit groove; 17. and a second connecting sleeve block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments.

As shown in fig. 1, 2 and 3, in the embodiment of the present utility model: the hydraulic caliper comprises a caliper shell 1, an oil receiving port 2, an oil pipe 3, a threaded connecting block 10 and a piston assembly, wherein the oil receiving port 2 is fixedly arranged in the middle of the outer wall of the caliper shell 1, the two sets of oil receiving ports 2 are connected through the oil pipe 3, the corresponding piston assembly is arranged in the middle of the inner wall of the caliper shell 1, a brake mechanism is arranged on the inner wall of the caliper shell 1 on the inner side of the piston assembly, the inner wall of the piston assembly is abutted against the outer wall of a mounting plate 4, and a friction brake sheet 8 is glued in the middle of the inner wall of the mounting plate 4;

the braking mechanism comprises a middle fin 6 arranged at the top end of a mounting plate 4, two groups of side fins 5 are fixedly arranged at the top end of the mounting plate 4 on two sides of the middle fin 6, the middle parts of the two groups of side fins 5 are slidably connected with a fixed sliding rod 7, a first pushing rotating rod 9 is arranged at the middle part of the front end of the rear middle fin 6, the front side of the first pushing rotating rod 9 penetrates through the outer wall of a first connecting sleeve block 12 to be arranged at the middle part of the rear side of a threaded groove 11, the front side outer wall of the first connecting sleeve block 12 is abutted to the outer wall of the rear side of a second pushing rotating rod 13, the front side top end of the second pushing rotating rod 13 penetrates through the outer wall of a second connecting sleeve block 17 to be arranged at the middle part of the rear side of a limiting plate 14, a reset spring 15 is welded at the middle part of the front side of the limiting groove 16, the limiting groove 16 is formed in the middle part of the rear side of the second connecting sleeve block 17, and the front side outer wall of the second connecting sleeve block 17 is arranged at the middle part of the rear side of the front fin 6 in the front end.

When a driver steps on the brake pedal, hydraulic oil enters the two sets of oil ports 2 through the oil pipe 3, so that the two sets of mounting plates 4 and the friction brake shoes 8 are driven to move towards the middle to clamp the brake disc, at the moment, relative movement is generated between the second connecting sleeve block 17 and the first connecting sleeve block 12, the reset spring 15 is extruded to deform, after the brake pedal is released, reverse acting force can be actively applied to the two sets of mounting plates 4 through the elastic force of the reset spring 15, and the friction brake shoes 8 are guaranteed not to lock the brake disc.

As shown in fig. 2 and 3, the outer wall of the front end of the threaded connection block 10 is provided with threads, the threaded connection block 10 is slidably connected inside the threaded groove 11, and the inner wall of the threaded groove 11 is provided with threads matched with the outer wall of the threaded connection block 10.

Through the design, the first connecting sleeve block 12 is rotated, the first connecting sleeve block 12 can be driven to drive along the track of the threaded connecting block 10 through the threaded groove 11 and the threaded connecting block 10 in a threaded connection mode, at the moment, the limiting plate 14 drives inside the second connecting sleeve block 17, and the adjustment of the elastic force of the reset spring 15 is completed;

the inner diameter depth of the screw groove 11 is greater than the length of the second push rod 13.

Through the design, the first connecting sleeve block 12 is rotated, so that the limiting plate 14 can be stably pushed to extend into the inner side of the limiting groove 16 to finish the adjustment work of the reset spring 15.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting.

Claims

1. The utility model provides an automobile brake caliper, includes calliper shell (1), connects hydraulic fluid port (2), oil pipe (3), threaded connection piece (10) and piston assembly, all fixed mounting in calliper shell (1) outer wall middle part has connects hydraulic fluid port (2), two sets of connect hydraulic fluid port (2) to connect through oil pipe (3), calliper shell (1) inner wall middle part all is provided with corresponding piston assembly, its characterized in that: the inner wall of the caliper housing (1) at the inner side of the piston assembly is provided with a braking mechanism, the inner wall of the piston assembly is abutted against the outer wall of the mounting plate (4), and the middle part of the inner wall of the mounting plate (4) is glued with a friction braking sheet (8);

the braking mechanism comprises a middle fin (6) arranged at the top end of a mounting plate (4), two groups of side fins (5) are fixedly arranged at the top end of the mounting plate (4) on two sides of the middle fin (6), the middle parts of the side fins (5) are fixedly connected with a fixed sliding rod (7), the middle part of the front end of the middle fin (6) is provided with a first pushing rotating rod (9), the front side of the first pushing rotating rod (9) penetrates through the outer wall of a first connecting sleeve block (12) to be arranged in the middle of the rear side of a threaded groove (11), the outer wall of the front side of the first connecting sleeve block (12) is abutted to the outer wall of the rear side of a second pushing rotating rod (13), the front side top of the second pushing rotating rod (13) penetrates through the outer wall of a second connecting sleeve block (17) to be arranged in the middle of the rear side of a limiting plate (14), the middle of the front side of the limiting plate (14) is welded with a reset spring (15), the front side top of the reset spring (15) is welded on the middle part of the inner wall of a limiting groove (16), the limiting groove (16) is formed in the middle of the rear side of the outer wall of the second connecting sleeve block (17), and the middle of the second connecting sleeve block (17) is arranged in the middle of the front side of the second connecting block (17).

2. An automotive brake caliper according to claim 1, characterized in that: the front end outer wall of the threaded connecting block (10) is provided with threads, the threaded connecting block (10) is connected to the inner side of the threaded groove (11) in a sliding mode, and threads matched with the outer wall of the threaded connecting block (10) are formed in the inner wall of the threaded groove (11).

3. An automotive brake caliper according to claim 1, characterized in that: the inner diameter depth of the thread groove (11) is larger than the length of the second pushing rotating rod (13).