CN217519108U

CN217519108U - Automobile brake pad wear sensor

Info

Publication number: CN217519108U
Application number: CN202220453718.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: Shaanxi West Zhilian New Energy Industry Group Co ltd
Current assignee: Shaanxi West Zhilian New Energy Industry Group Co ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-09-30
Anticipated expiration: 2032-03-04

Abstract

The utility model relates to the technical field of automobile braking, in particular to an automobile brake pad abrasion sensor, which comprises a back plate, a brake pad main body and a sensor main body, wherein the back end of the back plate is fixedly connected with the brake pad main body, the middle position of the back plate is spirally connected with a thread clamping frame, the inner side of the thread clamping frame is slidably connected with the sensor main body, the back end of the sensor main body is fixedly connected with a fixed frame, the inner side of the fixed frame is slidably connected with a sliding stopper, in the utility model, the sensor main body can be installed in a limiting way by the action of the thread clamping frame through the arranged thread clamping frame, a ball and a spring piece, and the brake pad main body rotates the ball after excessive abrasion by the action of the ball, so that the abrasion sensor can be avoided, and the ball can drive the sliding stopper to move towards the front side so as to drive the sensor main body, can effectual life who promotes the sensor main part.

Description

Automobile brake pad wear sensor

Technical Field

The utility model relates to an automobile brake technical field specifically is an automobile brake block wear sensor.

Background

With the development of society, the application of brake pad sensors is becoming more and more extensive, and an automobile brake pad, also called an automobile brake lining, refers to a friction material fixed on a brake drum or a brake disc rotating with a wheel, wherein a friction lining and a friction pad bear external pressure to generate friction so as to achieve the purpose of vehicle deceleration.

In the prior art, when the automobile brake pad abrasion sensor is used and installed, the sensor needs to be inserted between a back plate and a brake pad, so that the sensor is easy to loosen, the sensor body is easy to abrade after the brake pad is abraded, and the service life of the sensor is shortened; and after the sensor is installed, the sensor cable is exposed outside, so that the sensor cable is easily damaged, and the normal use of the sensor is not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile brake block wear sensor to solve the problem that proposes in the above-mentioned background art.

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

the utility model provides an automobile brake pad wear sensor, includes backplate, brake block main part and sensor main part, the rear end fixedly connected with brake block main part of backplate, the intermediate position department screwed connection of backplate has screw thread card frame, the inboard sliding connection of screw thread card frame has the sensor main part, the fixed frame of rear end fixedly connected with of sensor main part, the inboard sliding connection of fixed frame has the slip stopper, the inboard rotation in rear end of slip stopper is connected with the ball, the front end fixedly connected with start-up piece of slip stopper.

Preferably, the front end fixedly connected with dead lever of screw thread card frame, the front end fixedly connected with of dead lever rotates the frame, the outside of rotating the frame is rotated and is connected with receipts line frame, the front side surface of dead lever coats and has extension spring.

Preferably, the inner side of the fixed frame is provided with a spring piece, the spring piece is in sliding connection with the sliding limiting block, and the spring piece is in sliding connection with the sensor main body.

Preferably, the rear end of the wire-winding frame is fixedly connected with a buckle, and the buckle is connected with the back plate in a sliding manner.

Preferably, the upper end of the wire winding frame is provided with a cable port.

Preferably, a cable interface is arranged on the upper side of the front end of the back plate, and the position of the cable interface corresponds to the position of the sensor main body.

Preferably, the inner sides of the back plate and the brake pad main body are both provided with sensor notches.

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

1. in the utility model, through the arranged thread clamping frame, the balls and the spring pieces, the sensor main body can be installed in a limiting way by utilizing the action of the thread clamping frame, and the balls can be rotated after the brake pad main body is excessively worn by the action of the balls, so that the abrasion of the abrasion sensor can be avoided, and the balls can drive the sliding limiting blocks to move towards the front side, thereby driving the sensor main body and effectively prolonging the service life of the sensor main body;

2. the utility model discloses in, through the dead lever that sets up, receipts line frame and buckle, the effect that utilizes the dead lever can rotate the connection to screw thread card frame to can make receipts line frame and dead lever can carry out the rolling to the cable of sensor main part through the rotation to receiving the line frame and use, can carry out spacingly to receiving the line frame through the buckle that sets up simultaneously, make the sensor cable can obtain the protection and use.

Drawings

FIG. 1 is a perspective view of the overall installation structure of the present invention;

FIG. 2 is a right sectional view of the mounting structure of FIG. 1 according to the present invention;

fig. 3 is a schematic view of the installation structure at a of fig. 2 according to the present invention.

In the figure: 1. a back plate; 2. a brake pad main body; 3. a threaded clamping frame; 4. a sensor body; 5. a fixing frame; 6. a sliding limiting block; 7. a ball bearing; 8. starting a sheet; 9. fixing the rod; 10. rotating the frame; 11. a wire-collecting frame; 12. an extension spring; 13. a spring plate; 14. buckling; 15. a cable port.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-3, the present invention provides a technical solution: an automobile brake pad abrasion sensor comprises a back plate 1, a brake pad main body 2 and a sensor main body 4, wherein the back end of the back plate 1 is fixedly connected with the brake pad main body 2, a thread clamping frame 3 is spirally connected at the middle position of the back plate 1, the inner side of the thread clamping frame 3 is slidably connected with the sensor main body 4, the sensor main body 4 can be limited, installed and used through the thread clamping frame 3, the back end of the sensor main body 4 is fixedly connected with a fixed frame 5, the inner side of the fixed frame 5 is slidably connected with a sliding limiting block 6, the inner side of the back end of the sliding limiting block 6 is rotatably connected with a ball 7, the front end of the sliding limiting block 6 is fixedly connected with a starting sheet 8, the inner side of the fixed frame 5 is provided with a spring piece 13, the spring piece 13 is slidably connected with the sliding limiting block 6, the spring piece 13 is slidably connected with the sensor main body 4, the ball 7 can be rotated after the brake pad main body 2 is seriously abraded, and press ball 7 and move to make slip stopper 6 can drive start-up piece 8 and be connected with sensor main part 4, realize the alarm to brake block wearing and tearing, and can cause wearing and tearing to sensor main part 4 through the rolling surface of ball 7, promote sensor main part 4's life.

Example 2: referring to fig. 1-2, the difference between the present embodiment and embodiment 1 is: the front end fixedly connected with dead lever 9 of thread clamp frame 3, the front end fixedly connected with of dead lever 9 rotates frame 10, the outside of rotating frame 10 is rotated and is connected with receipts line frame 11, the front side surface cladding of dead lever 9 has extension spring 12, receive the rear end fixedly connected with buckle 14 of line frame 11, sliding connection between buckle 14 and the backplate 1, cable mouth 15 has been seted up to the upper end of receipts line frame 11, can make dead lever 9 drive thread clamp frame 3 rotate through the rotation to rotating frame 10, realize the threaded connection of thread clamp frame 3 and backplate 1, and can make the sensor cable can the rolling inboard at receipts line frame 11 through the pulling and the rotation to receiving line frame 11, be convenient for protect the use to the sensor cable.

The working process is as follows: when the device is used, a power supply in an automobile is adopted for supplying power, the automobile brake pad abrasion sensor is installed, the sensor main body 4 is inserted into the thread clamping frame 3, the fixed rod 9 can drive the thread clamping frame 3 to rotate through the rotation of the rotating frame 10, the thread clamping frame 3 can be in spiral connection with the back plate 1, the sensor main body 4 is installed and used, the buckle 14 is disconnected with the back plate 1 through the pulling of the take-up frame 11, the take-up frame 11 is rotated, the cable of the sensor main body 4 can be wound by the fixed rod 9 and the take-up frame 11, the sensor cable can be conveniently stored, the protection effect on the sensor cable is realized, the take-up frame 11 is loosened after the sensor cable is wound, the tension spring 12 is elastically stretched, and the buckle 14 can limit the take-up frame 11, and after the brake block main part 2 is worn and torn excessively, can make ball 7 roll, and can prop ball 7 and press, make ball 7 can drive slip stopper 6 and move to the front side, make start-up piece 8 be connected with sensor main part 4, thereby realize making sensor main part 4 can carry out the alarm of brake block wearing and tearing, and rotation through ball 7 sets up, can avoid causing wearing and tearing to sensor main part 4 after the brake block wearing and tearing, can effectual promotion sensor main part 4's life, reduce the replacement cost.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile brake block wear sensor, includes backplate (1), brake block main part (2) and sensor main part (4), its characterized in that: the rear end fixedly connected with brake block main part (2) of backplate (1), the intermediate position department spiral connection of backplate (1) has screw thread card frame (3), the inboard sliding connection of screw thread card frame (3) has sensor main part (4), the rear end fixedly connected with of sensor main part (4) is fixed frame (5), the inboard sliding connection of fixed frame (5) has slip stopper (6), the rear end inboard of slip stopper (6) is rotated and is connected with ball (7), the front end fixedly connected with of slip stopper (6) starts piece (8).

2. The automotive brake pad wear sensor of claim 1, wherein: the thread clamping device is characterized in that a fixing rod (9) is fixedly connected to the front end of the thread clamping frame (3), a rotating frame (10) is fixedly connected to the front end of the fixing rod (9), a thread winding frame (11) is rotatably connected to the outer side of the rotating frame (10), and a tension spring (12) covers the surface of the front side of the fixing rod (9).

3. The automotive brake pad wear sensor of claim 1, wherein: the sensor is characterized in that a spring piece (13) is arranged on the inner side of the fixed frame (5), the spring piece (13) is in sliding connection with the sliding limiting block (6), and the spring piece (13) is in sliding connection with the sensor main body (4).

4. The automotive brake pad wear sensor of claim 2, wherein: the rear end of the wire winding frame (11) is fixedly connected with a buckle (14), and the buckle (14) is connected with the back plate (1) in a sliding mode.

5. The automotive brake pad wear sensor of claim 2, wherein: the upper end of the wire winding frame (11) is provided with a cable port (15).

6. The automotive brake pad wear sensor of claim 1, wherein: the upper side of the front end of the back plate (1) is provided with a cable interface, and the position of the cable interface corresponds to the position of the sensor main body (4).

7. The automotive brake pad wear sensor of claim 1, wherein: sensor notches are formed in the inner sides of the back plate (1) and the brake pad main body (2).