CN216343581U

CN216343581U - Sensor for alarming abrasion of drum type automobile brake pad

Info

Publication number: CN216343581U
Application number: CN202122578868.8U
Authority: CN
Inventors: 张东根; 陈夏军
Original assignee: Pingyang Jintong Auto Parts Co ltd
Current assignee: Pingyang Jintong Auto Parts Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-19
Anticipated expiration: 2031-10-26

Abstract

The utility model relates to the technical field of sensors, in particular to a sensor for alarming abrasion of a drum type automobile brake pad, which comprises a brake pad bracket, a brake pad body and a sensor device, wherein the brake pad bracket is arranged on the brake pad body; the sensor device comprises a processing device, a shell, a spring, a distance receiver, a distance generator, a slip ring, a supporting column, a clamping piece, a rotating shaft and a rotating wheel; the brake pad support is detachably connected with the brake pad body, and the brake pad support and the brake pad body can be detachably connected with the sensor device; the clamping piece of sensor device can be dismantled and connect the brake block support, the shell is connected to the clamping piece, shell external connection processing apparatus, shell internal connection spring, the spring coupling sliding ring, the sliding ring is connected apart from the generator, set up the distance receiver of connection in the shell inside apart from the generator symmetric position, the sliding ring is kept away from the one end joint support post of distance generator, the sliding ring one end rotation connection pivot is kept away from to the support column, the pivot is rotated and is connected the runner. The sensor device has the advantages of simple structure and low production cost.

Description

Sensor for alarming abrasion of drum type automobile brake pad

Technical Field

The utility model relates to the technical field of sensors, in particular to a sensor for alarming abrasion of a drum type automobile brake pad.

Background

Drum brakes (Drum brakes), which are generally composed of a rotating part, a fixed part, an actuating part, and a position adjusting device. It is composed of brake bottom plate, brake cylinder, brake shoe, spring, pin and brake drum. For rear wheels only in common use

Along with the rapid development of modern economy, the vehicle is as people's a instrument of riding instead of walk, it is very general, when the vehicle runs into the condition such as emergency on the way, need step on the brake and slow down, brake every time all can cause the loss of brake shoe friction disc, after the friction disc loss reaches the certain degree, brake sensor can be corresponding makes the suggestion, remind people to change the friction disc, corresponding sensor also needs to be changed, it is comparatively complicated to work as present sensor structure, high in production cost, improvethe vehicle manufacturing cost in the intangible.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sensor for alarming abrasion of a drum type automobile brake pad, which is firmly installed, aiming at the problems in the background technology.

The technical scheme of the utility model is that the sensor for alarming abrasion of the drum type automobile brake pad comprises a brake pad bracket, a brake pad body and a sensor device; the sensor device comprises a processing device, a shell, a spring, a distance receiver, a distance generator, a slip ring, a supporting column, a clamping piece, a rotating shaft and a rotating wheel; the brake pad support is detachably connected with the brake pad body, and the brake pad support and the brake pad body can be detachably connected with the sensor device; the clamping piece of sensor device can be dismantled and connect the brake block support, the shell is connected to the clamping piece, shell external connection processing apparatus, shell internal connection spring, the spring coupling sliding ring, the sliding ring is connected apart from the generator, set up the distance receiver of connection in the shell inside apart from the generator symmetric position, the sliding ring is kept away from the one end joint support post of distance generator, the sliding ring one end rotation connection pivot is kept away from to the support column, the pivot is rotated and is connected the runner.

Preferably, round hole A and round hole B have been seted up respectively to brake block support and brake block body, and sensor device butt round hole A and round hole B are favorable to installing sensor device.

Preferably, brake block leg joint has the reinforcing plate, and the reinforcing plate side is connected with the installation piece, and installation piece set up threaded hole B, clamping piece set up threaded hole A, and threaded hole B and threaded hole A one side are provided with two bolts, and the reinforcing plate is favorable to improving the support stability of brake block support, and the reinforcing plate can design hookup location simultaneously, passes threaded hole B and threaded hole A through the bolt, connects simply reliably.

Preferably, the shell is internally provided with two symmetrical sliding grooves, the sliding grooves are connected with sliding blocks, and the sliding blocks are connected with sliding rings to ensure that the sliding rings do not rotate relatively.

Preferably, an inner threaded hole is formed in one end, close to the rotating wheel, of the shell, and the inner threaded hole is connected with a retaining ring in a threaded mode to prevent the sliding ring from sliding out of the shell.

Preferably, the supporting column is far away from sliding ring one end and has been seted up the turn trough, and the turn trough rotates and connects the pivot, and the turn trough provides pivot and runner installation place.

Preferably, brake block support, brake block body and reinforcing plate are the partly of different tourus, and the wheel is circular, and the laminating is actual.

Preferably, one end of the processing device, which is far away from the shell, is provided with a data connector for connecting the processing device and the vehicle-mounted computer.

Compared with the prior art, the utility model has the following beneficial technical effects: sensor device passes round hole A and round hole B, because screw hole A and screw hole B have been seted up respectively to clamping piece and installation piece, connect gradually screw hole A and screw hole B with the bolt, the sensor device installation finishes, adopt threaded connection not influenced by high temperature, and the installation is simple with the dismantlement, when the brake block slowly wears out, the runner drives support column and sliding ring and moves back, the distance shortens between distance generator and the distance receiver, processing apparatus can detect the thickness of brake block body all the time, when the distance shortens to the certain degree, processing apparatus signals to on-vehicle computer, on-vehicle computer sends the too much warning of brake block wearing and tearing through handling, remind the driver to change the brake block body, this sensor device structure is kept away from simply, low in production cost.

Drawings

FIG. 1 is an exploded view of a structure according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an embodiment of the present invention;

fig. 3 is a partial structural sectional view of an embodiment of the present invention.

Reference numerals: 1. a rotating wheel; 2. a rotating shaft; 3. a baffle ring; 4. a slip ring; 5. a slider; 6. rotating the groove; 7. an inner threaded hole; 8. a support pillar; 9. a distance generator; 10. a chute; 11. a spring; 12. a processing device; 13. a distance receiver; 14. a housing; 15. a clip; 16. a brake pad holder; 17. a brake pad body; 18. a reinforcing plate; 19. mounting a sheet; 20. a bolt; 21. a threaded hole B; 22. a circular hole A; 23. a threaded hole A; 24. and a circular hole B.

Detailed Description

First embodiment

As shown in fig. 1-3, the sensor for alarming wear of a drum type automobile brake pad provided by the utility model comprises a brake pad bracket 16, a brake pad body 17 and a sensor device; the sensor device comprises a processing device 12, a shell 14, a spring 11, a distance receiver 13, a distance generator 9, a slip ring 4, a support column 8, a clamping piece 15, a rotating shaft 2 and a rotating wheel 1;

the brake pad support 16 is detachably connected with the brake pad body 17, and both the brake pad support 16 and the brake pad body 17 can be detachably connected with the sensor device; the brake block support 16 can be dismantled to connection of sensor device's clamping piece 15, shell 14 is connected to clamping

piece

15, 14 external connection processing apparatus 12 of shell, 14 internal connection springs 11 of shell, sliding ring 4 is connected to springs 11, sliding ring 4 connects apart from

generator

9, 9 symmetrical positions apart from generator set up the distance receiver 13 of connection in shell 14 inside, sliding ring 4 keeps away from the one end connection support post 8 of distance generator 9, sliding ring 4 one end rotation connection pivot 2 is kept away from to support post 8, 2 rotations of pivot are connected runner 1.

The brake pad bracket 16 and the brake pad body 17 are respectively provided with a round hole A22 and a round hole B24, and the sensor device is abutted against the round hole A22 and the round hole B24, so that the sensor device is favorably mounted; two symmetrical sliding grooves 10 are formed in the shell 14, the sliding grooves 10 are connected with sliding blocks 5 in a sliding mode, and the sliding blocks 5 are connected with sliding rings 4 to ensure that the sliding rings 4 do not rotate relatively; an inner threaded hole 7 is formed in one end, close to the rotating wheel 1, of the shell 14, the inner threaded hole 7 is in threaded connection with a retaining ring 3, and the sliding ring 4 is prevented from sliding out of the shell 14; a rotating groove 6 is formed in one end, far away from the sliding ring 4, of the supporting column 8, the rotating groove 6 is rotatably connected with the rotating shaft 2, and the rotating groove 6 provides a mounting place for the rotating shaft 2 and the rotating wheel 1; the brake pad support 16, the brake pad body 17 and the reinforcing plate 18 are all part of different annular bodies, and the wheel is circular and is attached to the reality; the end of the processing device 12 away from the housing 14 is provided with a data connector for connecting the processing device 12 to the vehicle-mounted computer.

Pass round hole A22 and round hole B24 with the sensor device of this embodiment, because screw hole A23 and screw hole B21 have been seted up respectively to clamping piece 15 and installation piece 19, connect gradually screw hole A23 and screw hole B21 with bolt 20, the sensor device installation finishes, adopt threaded connection not influenced by high temperature, and the installation is simple with the dismantlement, when the brake block slowly wears out, runner 1 drives support column 8 and sliding ring 4 rebound, the distance shortens between distance generator 9 and the distance receiver 13, processing apparatus 12 can detect the thickness of brake block body 17 all the time, when the distance shortens to the certain degree, processing apparatus 12 signals to on-vehicle computer, on-vehicle computer sends the too much warning of brake block wearing and tearing through handling, remind the driver to change brake block body 17, this sensor device structure is kept away from simply, low in production cost.

Second embodiment

As shown in fig. 1-2, compared with the first embodiment, the sensor for alarming wear of a drum-type automobile brake pad provided by the utility model has the advantages that the brake pad bracket 16 in the embodiment is connected with the reinforcing plate 18, the side end of the reinforcing plate 18 is connected with the mounting plate 19, the mounting plate 19 is provided with the threaded hole B21, the clamping plate 15 is provided with the threaded hole a23, two bolts 20 are arranged on one sides of the threaded hole B21 and the threaded hole a23, the reinforcing plate 18 is beneficial to improving the supporting stability of the brake pad bracket 16, and meanwhile, the reinforcing plate 18 can be designed into a connecting position, and the bolts 20 pass through the threaded hole B21 and the threaded hole a23, so that the connection is simple and reliable.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A sensor for alarming abrasion of a drum type automobile brake pad is characterized by comprising a brake pad bracket (16), a brake pad body (17) and a sensor device; the sensor device comprises a processing device (12), a shell (14), a spring (11), a distance receiver (13), a distance generator (9), a slip ring (4), a supporting column (8), a clamping piece (15), a rotating shaft (2) and a rotating wheel (1);

the brake pad support (16) is detachably connected with the brake pad body (17), and both the brake pad support (16) and the brake pad body (17) can be detachably connected with the sensor device; brake block support (16) can be dismantled in sensor device's clamping piece (15) connection, shell (14) is connected in clamping piece (15), shell (14) external connection processing apparatus (12), shell (14) internal connection spring (11), sliding ring (4) are connected in spring (11), sliding ring (4) are connected apart from generator (9), apart from generator (9) symmetric position setting connection at shell (14) inside distance receiver (13), sliding ring (4) keep away from one end connection support column (8) of distance generator (9), sliding ring (4) one end rotation connection pivot (2) are kept away from in support column (8), pivot (2) rotate and connect runner (1).

2. The sensor for alarming wear of the drum type automobile brake pad according to claim 1, wherein the brake pad bracket (16) and the brake pad body (17) are respectively provided with a round hole A (22) and a round hole B (24), and the sensor device abuts against the round hole A (22) and the round hole B (24).

3. The sensor for the drum type automobile brake pad abrasion alarm is characterized in that a reinforcing plate (18) is connected to a brake pad support (16), a mounting plate (19) is connected to the side end of the reinforcing plate (18), a threaded hole B (21) is formed in the mounting plate (19), a threaded hole A (23) is formed in the clamping plate (15), and two bolts (20) are arranged on one sides of the threaded hole B (21) and the threaded hole A (23).

4. The sensor for alarming wear of the drum type automobile brake pad is characterized in that two symmetrical sliding grooves (10) are formed in the shell (14), the sliding grooves (10) are connected with sliding blocks (5) in a sliding mode, and the sliding blocks (5) are connected with sliding rings (4).

5. The sensor for alarming abrasion of the drum type automobile brake pad according to claim 1, wherein an inner threaded hole (7) is formed in one end, close to the rotating wheel (1), of the inner portion of the shell (14), and the baffle ring (3) is connected to the inner threaded hole (7) in a threaded mode.

6. The sensor for alarming wear of the drum type automobile brake pad as recited in claim 1, wherein a rotary groove (6) is formed at one end of the supporting column (8) far away from the slip ring (4), and the rotary groove (6) is rotatably connected with the rotating shaft (2).

7. A drum brake wear alarm sensor according to claim 1, wherein the brake support bracket (16), the brake body (17) and the reinforcing plate (18) are part of different annular rings.

8. A drum vehicle brake lining wear alarm sensor according to claim 1, in which the processing means (12) is provided with a data port at the end remote from the housing (14).