WO2022222014A1

WO2022222014A1 - Disc brake grouping braking system

Info

Publication number: WO2022222014A1
Application number: PCT/CN2021/088236
Authority: WO
Inventors: 梁芳文
Original assignee: 梁芳文
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2022-10-27

Abstract

A disc brake grouping braking system, relating to the field of vehicle brake devices. The disc brake grouping braking system comprises a brake device and a control device; the brake device comprises a front axle (12), a rear axle (1), and eight brake discs (2); two brake discs (2) are each provided at both ends of the front axle (12) and both ends of the rear axle (1); brake caliper brackets (3) are respectively fixedly provided on the corresponding brake discs (2) on the front axle (12) and the rear axle (1); brake caliper assemblies (5) are respectively provided at end portions of the brake caliper brackets (3); the control device comprises a brake pedal (15), two brake pumps (16) and four brake hoses (13); and the brake pedal (15) controls the two brake pumps (16) to work. The two brake discs (2) are each provided at both ends of the front axle (12) and both ends of the rear axle (1), such that four sets of double-disc brake braking systems are formed, and the braking effect of a vehicle is stronger. The two brake pumps (16) are used to control the four sets of double-disc brake braking systems, and when one of the brake pumps or disc brake braking systems fails, the other brake pump or disc brake braking system can ensure effective braking, thereby improving the safety performance of the vehicle.

Description

A disc brake group braking system

technical field

The utility model relates to the field of vehicle braking systems, in particular to a disc brake group braking system.

Background technique

At present, most of the brakes of automobiles use disc brakes. The disc brake is composed of a brake disc connected to the wheel and a brake caliper on the edge of the disc. When braking, the hydraulic oil pushes the piston to make the brake pad clamp the brake disc, thereby produce a braking effect. Disc brakes are light in weight, simple in structure, and easy to adjust. Compared with drum brakes, disc brakes have better heat dissipation. However, the structure of the current disc brake system is still relatively simple, and sometimes a single disc brake cannot meet the needs of large vehicles, thus easily causing safety accidents. In addition, the heat dissipation performance of the brake disc still needs to be improved, and when the brake disc is displaced or deformed by pressure, the driver cannot know it in time and make replacement or adjustment, which is more likely to cause safety accidents. Therefore, it is necessary to develop a disc brake group braking system to improve the braking performance of the vehicle and ensure driving safety.

Utility model content

The purpose of this utility model is: in view of the above-mentioned problems, a disc brake group braking system is provided. By setting two brake discs at both ends of the front axle and the rear axle respectively, four groups of double disc brakes are formed. system, the braking effect of the car is stronger; at the same time, each brake disc is composed of two disc bodies, the gap between the two disc bodies is conducive to air circulation, and the two disc bodies are provided with heat dissipation holes, In order to make the heat dissipation effect during braking better, thereby improving the braking performance of the vehicle.

In order to achieve the above purpose, the technical scheme adopted by the present utility model is as follows:

A disc brake group braking system includes a braking device and a control device, the braking device includes a front axle, a rear axle and a brake disc, and two brakes are respectively provided at both ends of the front axle and the rear axle The front axle and the rear axle are also respectively fixed with a brake caliper bracket corresponding to each of the brake discs, and the ends of the brake caliper bracket are A brake caliper assembly is provided, and a part of each of the brake discs is respectively placed in the brake caliper assembly, and the brake caliper assembly can brake the brake disc; the control device includes a brake caliper assembly. A brake pedal, two brake pumps and four brake pipes, the brake pedal can control the work of the two brake pumps, each of the brake pumps is connected with two of the brake pipes, each The end of the brake pipe away from the brake pump is further divided into two brake branch pipes, and the two brake branch pipes are respectively connected to one of the brake caliper assemblies on the front axle and the rear axle;

Each of the brake discs includes two disc bodies, a plurality of connecting posts are arranged between the two disc bodies, and the two ends of the connection posts are respectively fixedly connected to the inner sides of the two disc bodies; each The disk body is provided with a plurality of heat dissipation holes at positions different from the connecting posts, and the heat dissipation holes are symmetrical with respect to the center of the disk body and extend from the center of the disk body to the outer edge of the disk body.

Further, each of the brake caliper assemblies includes a brake caliper, two grinding brake pads, an oil inlet and two pistons, and two ends of the brake caliper are respectively fixedly connected to the two grinding brake pads. , the oil inlet is in communication with the brake branch pipe, one end of the two pistons is in communication with the oil inlet respectively, and the other ends of the two pistons are in contact with the two grinding brake pads respectively, The two grinding brake pads are respectively located on both sides of the brake disc.

Further, the distance between the two brake discs is 8-12 cm.

Further, the brake caliper bracket and the rear axle are fixed by bolts.

Further, the thickness of each of the discs is 2.5-3 cm.

Further, the distance between the two disk bodies is 1-2 cm.

Further, the diameter of the bottom surface of the connecting column is 2-3 cm.

Further, the diameter of the heat dissipation hole is 5-6mm.

Further, a temperature sensor is provided on the inner side of each of the trays, the temperature sensor monitors the surface temperature of each of the trays, and the temperature sensor is wirelessly connected to the cab computer.

Further, a pressure sensor and a displacement sensor are arranged at intervals on the inner side of one of the disc bodies of each of the brake discs, and the pressure sensor and the displacement sensor monitor the pressure deformation of the two disc bodies and the displacement sensor respectively. For the displacement of the distance between the two discs, the pressure sensor and the displacement sensor are wirelessly connected to the cab computer.

To sum up, due to the adoption of the above-mentioned technical solutions, the beneficial effects of the present utility model are:

1. In the present invention, two brake discs are respectively arranged at both ends of the front axle and the rear axle, thereby forming four groups of double disc brake braking systems, and the braking effect of the automobile is stronger; A set of double disc brake system, when one of the brake pump or disc brake system fails, the other brake pump or disc brake system can ensure effective braking, which greatly improves the safety performance of the vehicle; At the same time, each brake disc is composed of two disc bodies, and the air ducts formed by the two disc bodies facilitate air circulation, so that the inner and outer surfaces of the two disc bodies can be better dissipated. Heat dissipation holes are provided to make the heat dissipation effect during braking better, thereby improving the braking performance of the vehicle.

2. The utility model monitors the surface temperature of each disc body by setting a temperature sensor on each disc body, so as to know the heat dissipation of the brake disc and make adjustments in time; also by setting a pressure sensor on the disc body And displacement sensor to monitor the pressure deformation of the two discs and the displacement of the distance between the two discs, and further replace the discs or adjust the distance between the two discs, so as to improve the braking performance of the vehicle and ensure Driving safety.

Description of drawings

1 is a schematic structural diagram of a disc brake grouped braking system of the present invention;

Fig. 2 is the partial structure schematic diagram of A place in Fig. 1;

3 is a cross-sectional view of a brake disc of a disc brake group braking system of the present invention.

In the figure: 1-rear axle; 2-brake disc; 21-disc body; 211-heating hole; 22-connecting column; 3-brake caliper bracket; 4-oil inlet; 5-brake caliper assembly; 6-brake caliper; 7-piston; 8-grinding brake pad; 9-temperature sensor; 10-pressure sensor; 11-displacement sensor; 12-rear axle; 13-brake pipe; 14-brake branch pipe; 15- Brake pedal; 16 - Brake pump.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

It should be noted that when a component is referred to as being "fixed to" another component, it can be directly on the other component or there may also be a centered component. When a component is considered to be "connected" to another component, it can be directly connected to the other component or there may be a co-existence of an intervening component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a co-existing centered component. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which the present invention belongs. The terms used in the description of the present invention herein are only for the purpose of describing specific embodiments, and are not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example

Please refer to Fig. 1 to Fig. 3 at the same time, a disc brake group braking system, including a braking device and a control device, the braking device includes a front axle 12, a rear axle 1 and eight brake discs 2, the front axle 12 and the rear axle The two ends of the bridge 1 are respectively provided with two brake discs 2, and every two brake discs 2 are arranged at intervals, and the distance between the two brake discs 2 is 8-12 cm. In this embodiment, the distance between the two brake discs 2 is preferably 10 cm, so that the braking effect is the best. The front axle 12 and the rear axle 1 are also respectively fixed with a brake caliper bracket 3 corresponding to each brake disc 2 . In this embodiment, the brake caliper bracket 3 is fixed to the front axle 12 and the rear axle 1 by bolts. The end of the brake caliper bracket 3 is also provided with a brake caliper assembly 5, and a part of each brake disc 2 is placed in the brake caliper assembly 5 respectively, and the brake caliper assembly 5 can make the brake disc 2. verb: move. The control device includes a brake pedal 15, two brake pumps 16 and four brake pipes 13. The brake pedal 15 can control the two brake pumps 16 to work at the same time. Each brake pump 16 is connected to two brake pipes 13. The end of each brake pipe 13 away from the brake pump 16 is also divided into two brake branch pipes 14, and the two brake branch pipes 14 are respectively connected with one of the brake caliper assemblies 5 on the front axle 12 and the rear axle 1 .

Further, the brake caliper assembly 5 in the present invention includes a brake caliper 6, two grinding brake pads 8, an oil inlet 4 and two pistons 7, and both ends of the brake caliper 6 are respectively fixed with the grinding brake pads 8. Connection, the oil inlet 4 is communicated with the brake branch pipe 14, one end of the two pistons 7 is connected with the oil inlet 4 respectively, the other ends of the two pistons 7 are respectively in contact with the two grinding brake pads 8, the two grinding brake pads 8 are located on both sides of the brake disc 2, respectively. Depressing the brake pedal 15 makes the two brake pumps 16 work, and the hydraulic oil flows from the brake pipe 13 to the brake branch pipe 14 respectively, so that the brake caliper assembly 5 works, and the piston 7 pushes the grinding brakes on both sides of the brake disc 2 Plate 8 is braked.

Further, each brake disc 2 includes two disc bodies 21 , and the thickness of each disc body 21 is 2.5-3 cm. In this embodiment, the thickness of each disc body 21 is preferably 3 cm, so that the disc body 21 is not easily deformed by friction and extrusion by the grinding disc 8 . A plurality of connecting columns 22 are arranged between the two disk bodies 21 , and two ends of the connecting columns 22 are respectively fixedly connected to the inner sides of the two disk bodies 21 . The diameter of the bottom surface of the connecting column 22 is 2-3 cm, and the distance between the two discs 21 is 1-2 cm. In this embodiment, the diameter of the bottom surface of the connecting column 22 is preferably 2.5 cm, and the distance between the two disc bodies 21 is preferably 2 cm, so that the two disc bodies 21 are firmly connected and are not easily deformed and displaced. The air ducts formed between the disk bodies 21 make the heat dissipation effect of the two disk bodies 21 better. Each plate body 21 is also spaced apart from the connecting post 22 with a number of cooling holes 211 symmetrical about the center of the plate body 21 and extending from the center of the plate body 21 to the outer edge of the plate body 21. The diameter of the heat dissipation holes 211 is 5-6mm. In this embodiment, the diameter of the heat dissipation hole 211 is preferably 6 mm, which is more conducive to the heat dissipation of the two disk bodies 21 . In the present invention, the two grinding brake pads 8 are located on the outer sides of the two disc bodies 21 respectively. When braking, the piston 7 pushes the grinding brake pads 8 to rub against the disc body 21 to generate a lot of heat, and the air duct formed between the two disc bodies 21 generates a lot of heat. And the heat dissipation holes 211 on the surface of the disc body 21 can greatly improve the heat dissipation effect of the disc body 21 , so that the braking performance is better.

Further, a temperature sensor 9 is provided on the inner surface of each plate body 21 in the present invention, the temperature sensor 9 monitors the surface temperature of each plate body 21, and the temperature sensor 21 is wirelessly connected with the cab computer.

Further, a pressure sensor 10 and a displacement sensor 11 are also arranged on the inner side of one of the disc bodies 21 of each brake disc 2 in the present invention, and the pressure sensor 10 and the displacement sensor 11 monitor the displacement of the two disc bodies 21 respectively. The pressure deformation and the displacement of the distance between the two disc bodies 21 , the pressure sensor 10 and the displacement sensor 11 are all wirelessly connected to the cab computer.

In the present invention, two brake discs 2 are respectively arranged at both ends of the front axle 12 and the rear axle 1, so as to form four sets of double disc brake systems, and the braking effect of the automobile is stronger; two brake pumps 16 are used. Controls four sets of double disc brake systems. When one brake pump 16 or disc brake system fails, the other brake pump 16 or disc brake system can ensure effective braking, which greatly improves the vehicle’s performance. safety performance. At the same time, each brake disc 2 is composed of two disc bodies 21 , and the air ducts formed by the two disc bodies 21 are helpful for air circulation, so that the inner and outer surfaces of the two disc bodies 21 can be better dissipated. The body 21 is also provided with heat dissipation holes 211, so that the heat dissipation effect during braking is better, thereby improving the braking performance of the vehicle. The utility model also sets the temperature sensor 9 on each disc body 21 to monitor the surface temperature of each disc body 21, so that the heat dissipation of the brake disc 2 can be known and the adjustment can be made in time; The pressure sensor 10 and the displacement sensor 11 are arranged on the top to monitor the pressure deformation of the two disc bodies 21 and the displacement of the distance between the two disc bodies 21, and further replace the disc bodies 21 or adjust the distance between the two disc bodies 21. distance, so as to improve the braking performance of the vehicle and ensure driving safety.

Claims

A disc brake group braking system is characterized in that: it includes a braking device and a control device, the braking device includes a front axle, a rear axle and eight brake discs, and the two ends of the front axle and the rear axle are respectively There are two brake discs, and every two brake discs are arranged at intervals, and a brake caliper bracket is also fixed on the front axle and the rear axle corresponding to each of the brake discs. The ends of the caliper brackets are provided with brake caliper assemblies, and a part of each of the brake discs is respectively placed in the brake caliper assemblies, and the brake caliper assemblies can brake the brake discs; The control device includes a brake pedal, two brake pumps and four brake pipes, the brake pedal can control the operation of the two brake pumps, and each brake pump is connected to the two brake pipes. The brake pipe is connected with the brake pipe, and the end of each brake pipe away from the brake pump is further divided into two brake branch pipes, and the two brake branch pipes are respectively connected with one of the brake pipes on the front axle and the rear axle. The caliper assembly is connected; each of the brake discs includes two disc bodies, a number of connecting posts are arranged between the two disc bodies, and the two ends of the connection posts are respectively connected with the two disc bodies. The inner side is fixedly connected; a plurality of heat dissipation holes are opened on each of the disk bodies different from the connection posts, and the heat dissipation holes are symmetrical with respect to the center of the disk body and extend and distribute from the center of the disk body to the outer edge of the disk. 2. The disc brake group braking system according to claim 1, wherein each said brake caliper assembly comprises a brake caliper, two grinding brake pads, an oil inlet and two pistons, said Two ends of the brake caliper are respectively fixedly connected with the two grinding brake pads, the oil inlet is communicated with the brake branch pipe, one ends of the two pistons are respectively communicated with the oil inlet, and the two The other ends of the piston are respectively in contact with the two grinding brake pads, and the two grinding brake pads are respectively located on both sides of the brake disc.
The disc brake group braking system according to claim 1, wherein the distance between every two brake discs is 8-12 cm. 4. The disc brake group braking system according to claim 1, wherein the brake caliper bracket and the rear axle are fixed by bolts.
The disc brake group braking system according to claim 1, wherein the thickness of each disc body is 2.5-3 cm. 6 . The disc brake group braking system according to claim 1 , wherein the distance between each two of the disc bodies is 1-2 cm. 7 . 7 . The disc brake group braking system according to claim 1 , wherein the diameter of the bottom surface of the connecting column is 2-3 cm. 8 . 8 . The disc brake group braking system according to claim 1 , wherein the diameter of the heat dissipation hole is 5-6 mm. 9 . 9 . The disc brake group braking system according to claim 1 , wherein a temperature sensor is provided on the inner surface of each of the disc bodies, and the temperature sensor is used to monitor the surface temperature of the disc body. 10 . , the temperature sensor is wirelessly connected with the cab computer. 10. The disc brake group braking system according to claim 1, wherein a pressure sensor and a displacement sensor are arranged at intervals on the inner side of one of the disc bodies of each of the brake discs. The pressure sensor and the displacement sensor monitor the pressure deformation of the two disc bodies and the distance between the two disc bodies respectively, and both the pressure sensor and the displacement sensor are wirelessly connected with the cab computer.