CN218670326U - Disc brake device on motor vehicle - Google Patents

Abstract

The utility model relates to a disc brake device on a motor vehicle, which belongs to the technical field of disc brakes, and comprises a brake disc. The outer surface of the brake disc is surrounded by cooling holes, and the middle part of the brake disc is surrounded by cooling grooves. The brake disc There is a brake seat on the outside, the inner wall of the brake seat is provided with a mounting seat, the outer surface of the mounting seat is fixedly provided with a locking piece, the locking piece is circular, and the outer surface of the locking piece is provided with a mounting hole, Fixing bolts run through the mounting holes. The beneficial effect of the utility model is that the lower half of the circular pad is in contact with the brake disc. When the friction surface of the pad is damaged by friction, the fixing bolts can be disassembled, and then the pad is rotated one hundred and two times. Ten degrees and re-installed on the surface of the mounting seat, it is beneficial to replace the new area of the pad to contact the brake disc. The process can ensure that the pad can be reused many times, and the replacement method is simple and fast, making the replacement of the pad The cycle is lengthened.

Description

A disc brake device on a motor vehicle

technical field

The utility model relates to the technical field of disc brakes, in particular to a disc brake device on a motor vehicle.

Background technique

Mechanical disc brakes rely on the tension of the brake line to make the brake pads in the caliper rub against and clamp the disc to produce a braking effect. Hydraulic type, using oil as the medium, pulling the brake handle is to move the piston inside to compress the oil, the pressure goes straight from the oil pipe to the caliper, thereby pushing the piston in the caliper, driving the brake pad to clamp the disc, the brake device of a motorcycle is generally During the use of disc brakes, the disc brake discs will wear out, and excessive wear will affect the braking effect.

Application number: 201720553298.8; discloses a motorcycle disc brake device, including a frame, a wheel hub, a disc brake caliper and a disc brake disc. The brake disc is fixed on the wheel hub through locking bolts. The disc brake disc includes two first disc brake discs and one second disc brake disc. The first disc brake disc is closely attached to both sides of the second disc brake disc. The disc is provided with four first protrusions, the first protrusions are provided with first mounting holes, the first disc brake disc is provided with first cooling holes, and the second disc brake disc is provided with four second protrusions, The second protrusion is provided with a second mounting hole, the second disc brake disc is provided with a second heat dissipation hole, the outer edge of the second disc brake disc is provided with an outer groove, and the second protrusion is provided with an inner groove, The surface layer and the inner layer of the disc brake disc of the utility model are made of different materials, have superior performance and low cost, and are provided with wear prompt grooves, which can replace excessively worn disc brake discs in time, and meanwhile have a stable structure and good thermal conductivity.

The disc brake caliper in the above comparison file is cumbersome to replace after wear and tear, the replacement cycle is short, and frequent replacement is troublesome, and the heat dissipation effect of the brake disc is average, which cannot efficiently dissipate the heat of the brake disc. In view of the above situation, we have introduced a Disc brakes on motor vehicles.

Utility model content

The purpose of this utility model is to provide a disc brake device on a motor vehicle to solve the problem of complicated replacement of disc brake calipers after wear and tear in the above background technology, short replacement cycle, troublesome frequent replacement, and general heat dissipation effect of the brake disc. , the problem that the heat of the brake disc cannot be efficiently dissipated.

The technical scheme of the utility model is:

Including a brake disc, the outer surface of the brake disc is surrounded by heat dissipation holes, the middle of the brake disc is surrounded by heat dissipation grooves, the brake disc is provided with a brake seat, and the inner wall of the brake seat is provided with a mounting seat. The outer surface of the seat is fixedly provided with a locking piece, the locking piece is circular, and the outer surface of the locking piece is provided with a mounting hole, and a fixing bolt is penetrated in the mounting hole, and the brake disc is located between two locking pieces. lower half of the film.

Further, several heat dissipation fins are arranged inside the heat dissipation groove.

Further, the heat dissipation fins are arc-shaped.

Further, there are three sets of mounting holes.

Further, several notches are equidistantly formed on the edge of the brake disc.

The utility model provides a disc brake device on a motor vehicle through improvement. Compared with the prior art, the utility model has the following improvements and advantages:

One: In this utility model, the lower half of the circular pad is in contact with the brake disc. When the friction surface of the pad is damaged by friction, the fixing bolts can be disassembled, and then the pad is rotated 120 and reinstalled on the surface of the mounting seat, it is beneficial to replace the new area of the pad to contact the brake disc. The process can ensure that the pad can be reused many times, and the replacement method is simple and fast, making the replacement cycle of the pad elongated.

Second: In this utility model, the heat dissipation fins inside the heat dissipation groove can increase the heat dissipation area of the brake disc, and the heat dissipation holes distributed around the outer surface of the brake disc can effectively improve the air circulation of the brake disc, thereby improving its heat dissipation effect and ensuring that the disc The use of the brake device is safe.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further explained:

Fig. 1 is a schematic diagram of the main view structure of the utility model;

Fig. 2 is the utility model side view structural representation;

Fig. 3 is a structural representation of the utility model to make the sheet;

Fig. 4 is a schematic diagram of the shaft side structure of the utility model.

Explanation of reference signs: 1, brake disc; 2, heat dissipation hole; 3, heat dissipation groove; 4, heat dissipation fin; 5, brake seat; Bolt; 10, notch.

Detailed ways

The utility model will be described in detail below in conjunction with accompanying drawings 1 to 4, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than Full examples. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The utility model provides a disc brake device on a motor vehicle through improvement, as shown in Figure 1-Figure 4, including a brake disc 1, the outer surface of the brake disc 1 is surrounded by cooling holes 2, and the middle part of the brake disc 1 is distributed around There is a cooling groove 3, the brake disc 1 is provided with a brake seat 5, the inner wall of the brake seat 5 is provided with a mounting seat 6, and the outer surface of the mounting seat 6 is fixedly provided with a backing piece 7, the backing piece 7 is circular, and the backing piece 7 There are mounting holes 8 on the outer surface, and fixing bolts 9 run through the mounting holes 8. The brake disc 1 is located at the lower half of the two pads 7. The cooling holes 2 distributed around the outer surface of the brake disc 1 can effectively improve the performance of the brake disc 1. Air circulation, thereby improving the heat dissipation effect of the brake disc 1, the mounting seat 6 on the inner wall of the disc brake mounting seat 6 is fixedly connected with the locking plate 7 through the fixing bolt 9, and the locking plate 7 and the mounting seat 6 can follow the brake line Or the hydraulic drive moves to the direction of the brake disc 1, so as to ensure that the brake pad 7 clamps the outer surface of the brake disc 1 for braking operation, and the lower half of the circular pad 7 is in contact with the brake disc 1, when the pad 7 After the friction surface friction of 7 is damaged, the fixing bolt 9 can be disassembled, and then the disc 7 will be rotated 120 degrees and reinstalled on the surface of the mounting seat 6, which is beneficial to replace the new area of the disc 7 and the brake disc 1 to make contact, the process can ensure that the pad 7 can be reused many times, and the replacement method is simple and fast, so that the replacement cycle of the pad 7 is lengthened.

A plurality of heat dissipation fins 4 are arranged inside the heat dissipation groove 3, and the heat dissipation fins 4 can increase the heat dissipation area of the brake disc 1, thereby improving its heat dissipation effect and ensuring the use safety of the disc brake device.

The cooling fins 4 are arc-shaped, which can effectively reduce the wind resistance of the disc brake.

There are three sets of mounting holes 8, and the three sets of mounting holes 8 are convenient for adjusting the angle of the locking plate 7, and the three sets of mounting holes 8 are matched with the fixing bolts 9 to further improve the installation firmness of the locking plate 7.

The edge of the brake disc 1 is equidistantly provided with several notches 10, and the notches 10 provided on the edge of the brake disc 1 can further increase its heat dissipation area to improve its heat dissipation efficiency.

Working principle: First, the pad 7 and the mounting seat 6 can move toward the brake disc 1 along with the brake line or hydraulic pressure, so as to ensure that the pad 7 clamps the outer surface of the brake disc 1 for braking operation, while the circular pad 7 The lower half of the pad 7 is in contact with the brake disc 1. When the friction surface of the pad 7 is damaged, the fixing bolt 9 can be disassembled, and then the pad 7 is rotated 120 degrees and reinstalled The surface of the seat 6 is conducive to the replacement of the new area of the pad 7 to contact the brake disc 1. The process can ensure that the pad 7 can be reused many times, and the replacement method is simple and fast, so that the replacement cycle of the pad 7 is shortened. Long, and finally the heat dissipation fins 4 inside the heat dissipation groove 3 can increase the heat dissipation area of the brake disc 1, and the heat dissipation holes 2 distributed around the outer surface of the brake disc 1 can effectively improve the air circulation of the brake disc 1, thereby improving its heat dissipation effect, Ensure the safe use of the disc brake device.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. A disc brake device on a motor vehicle, characterized in that it includes a brake disc (1), the outer surface of the brake disc (1) is surrounded by cooling holes (2), and the middle part of the brake disc (1) is surrounded by Distributed with cooling grooves (3), the outer surface of the brake disc (1) is provided with a brake seat (5), the inner wall of the brake seat (5) is provided with a mounting seat (6), and the outer surface of the mounting seat (6) is fixed A locking piece (7) is provided, and the locking piece (7) is circular, and an installation hole (8) is opened on the outer surface of the locking piece (7), and a fixing hole (8) runs through the installation hole (8). Bolt (9), the brake disc (1) is located at the lower half of the two pads (7). 2 . The disc brake device on a motor vehicle according to claim 1 , characterized in that: a plurality of heat dissipation fins ( 4 ) are arranged inside the heat dissipation groove ( 3 ). 3 . 3. A disc brake device for a motor vehicle according to claim 2, characterized in that: the heat dissipation fins (4) are arc-shaped. 4. A disc brake device on a motor vehicle according to claim 1, characterized in that three sets of mounting holes (8) are provided. 5. The disc brake device on a motor vehicle according to claim 1, characterized in that: the edge of the brake disc (1) is equidistantly provided with several notches (10).

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