CN218522965U - Hydraulically-driven wedge-type front brake for automobile - Google Patents
Hydraulically-driven wedge-type front brake for automobile Download PDFInfo
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- CN218522965U CN218522965U CN202122771437.3U CN202122771437U CN218522965U CN 218522965 U CN218522965 U CN 218522965U CN 202122771437 U CN202122771437 U CN 202122771437U CN 218522965 U CN218522965 U CN 218522965U
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Abstract
The utility model provides a hydraulically driven wedge type front brake for car relates to car braking technical field. This hydraulic drive is wedge type front brake for car includes: the bottom supporting plate is hollow inside and provides a working space for the brake to work; a hydraulically driven hydraulic cylinder; shoe structure assembly. According to the wedge-type front brake for the hydraulically driven automobile, hydraulic oil is supplied to the hydraulically driven hydraulic cylinder through the oil inlet to enable the hydraulically driven hydraulic cylinder to generate braking force, the braking force is amplified through the automatic brake clearance adjuster, the shoe structure assembly moves correspondingly to provide the braking force for the automobile to brake the automobile, the transmission flow during automobile braking is shortened, the loss of the braking force is reduced, parts for conducting the braking force are reduced to improve the transmission precision, the weight of the brake is reduced, and the energy consumption of the automobile is reduced.
Description
Technical Field
The utility model relates to a stopper specifically is hydraulic drive's wedge type front brake for car belongs to car braking technical field.
Background
With the development of society, the requirements of people on the quality of life are gradually improved, automobiles become common vehicles in life of people, with the increase of the holding amount of automobiles, because safety accidents caused by the automobiles are rapidly increased, the safety of the automobiles becomes one of the focuses of people in the society, and an automobile brake is one of the most important parts in the braking of the automobiles. The existing automobile generally adopts a diaphragm return spring air chamber as a driving force, achieves the purpose of parking by operating the air inlet of the parking brake to admit or discharge air, and has the advantages of simple structure, low cost compared with a disc type and reliable performance.
Although the transmission mode of the diaphragm return spring air chamber can effectively brake a vehicle, the braking force can generate considerable loss due to a very long braking force transmission route, so that the transmission efficiency is low, the transmission mode has an open structure, poor maintainability and a short service life, and more transmission parts also enable the weight of the whole brake to be larger, so that the whole weight of the vehicle is increased, and the energy consumption of the vehicle is increased.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims at providing a hydraulic drive's wedge type front brake for car just in order to solve above-mentioned problem to solve among the prior art braking force can produce considerable loss, and then make transmission efficiency low, open structure, maintainability is poor, and is longe-lived, and the braking reaction time is long moreover, and more transmission part also makes the weight of whole stopper great, has increased the problem of the whole weight of vehicle.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: hydraulically driven wedge front brake for a vehicle, comprising:
the bottom supporting plate is hollow inside and provides a working space for the brake to work;
the hydraulic driving hydraulic cylinder is arranged at the top of one side of the bottom supporting plate at a certain inclination angle and provides power for vehicle braking;
the brake shoe structure assembly is arranged on one side, away from the hydraulic cylinder driven by hydraulic pressure, of the bottom supporting plate and is matched with a vehicle brake drum to provide braking friction force for a vehicle;
and the automatic brake clearance adjuster is arranged between the hydraulic cylinder driven by hydraulic pressure and the shoe structure assembly to conduct and amplify braking force.
Preferably, a hydraulic block and a propelling block are arranged inside the hydraulic drive hydraulic cylinder and conduct braking force for vehicle braking, an oil inlet is formed in one end, far away from the bottom supporting plate, inside the hydraulic drive hydraulic cylinder and is used for providing a hydraulic oil channel for vehicle braking, and the hydraulic block and the propelling block arranged inside the hydraulic drive hydraulic cylinder act the thrust generated by the hydraulic drive hydraulic cylinder on the automatic brake clearance adjuster, so that the transmission flow of the braking force is simplified, the loss of the braking force is reduced, and the braking efficiency is improved.
Preferably, one side of the bottom supporting plate, which is far away from the horseshoe structure assembly, is fixedly connected with a dustproof blocking disc, the dustproof blocking disc is arranged in a concave shape in order to avoid influencing the working cross section shape of the brake, dust impurities are prevented from polluting parts of the brake through the dustproof blocking disc, the working transmission accuracy of the parts is improved, the cleanliness inside the bottom supporting plate is guaranteed to prolong the service life of the parts, and the frequency of cleaning and maintaining the brake is reduced.
Preferably, a limiting inserted pin shaft is arranged between the bottom supporting plate and the shoe structure assembly to limit the moving track of the shoe structure assembly, and the bottom supporting plate and the limiting inserted pin shaft are limited and fixed through bolts.
Preferably, two sets of independent automatic brake clearance adjusting mechanisms are arranged inside the automatic brake clearance adjuster, the automatic brake clearance adjusting mechanisms automatically eliminate excessive clearance when the friction plates are worn, two reset springs are connected to the outer side of the automatic brake clearance adjuster through bases which are sleeved, the reset springs provide thrust for the moving and returning of a transmission assembly inside the automatic brake clearance adjuster through self elasticity, and when the friction plates are worn to cause the clearance between a leading shoe and a brake drum to exceed a set value, the clearance adjusting mechanisms inside the automatic brake clearance adjuster can work to automatically eliminate the excessive clearance, so that the automatic brake clearance adjuster is guaranteed to accurately eliminate the excessive clearance.
The utility model provides a hydraulic drive's wedge type front brake for car, its beneficial effect who possesses as follows:
1. the wedge-type front brake for the hydraulically-driven automobile is characterized in that hydraulic oil is supplied to the inside of the hydraulically-driven hydraulic cylinder through an oil inlet arranged at one end of the hydraulically-driven hydraulic cylinder to enable the hydraulically-driven hydraulic cylinder to generate braking force, the braking force is amplified by a brake clearance automatic adjuster arranged at one side and then acts on a shoe structure assembly, the shoe structure assembly is enabled to correspondingly move to supply the braking force to the automobile to enable the automobile to brake, the hydraulic pressure in the hydraulically-driven hydraulic cylinder is extracted through the oil inlet arranged at one end of the hydraulically-driven hydraulic cylinder to enable the automobile to brake, the transmission flow during the automobile braking is shortened, the loss of the braking force is reduced, parts conducting the braking force are reduced to improve the transmission precision, the braking efficiency is improved, the weight of the brake is reduced compared with that of a traditional diaphragm return spring air chamber transmission mode, and the energy consumption of the automobile is reduced.
2. The wedge-type front brake for the hydraulically-driven automobile is characterized in that a brake clearance automatic adjuster with two independent brake clearance automatic adjusting mechanisms is arranged between a hydraulically-driven hydraulic cylinder and a shoe structure assembly, when a gap between a leading shoe and a brake drum exceeds a set value due to abrasion of a friction plate, the clearance adjusting mechanism in the brake clearance automatic adjuster can work to automatically eliminate an excessive clearance, and a reset spring is arranged on one side of the brake clearance automatic adjuster to assist a transmission assembly in the brake clearance automatic adjuster to reset, so that the excessive clearance generated by abrasion of the friction plate can be effectively compensated, and the safety and the reliability of a brake system are ensured.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention.
In the figure: d1, a bottom support plate; d2, a horseshoe structure assembly; d3, a brake clearance automatic adjuster; d4, a hydraulic cylinder driven by hydraulic pressure; d5, a dustproof baffle disc; d6, limiting the inserted pin shaft; d7, a return spring.
Detailed Description
The embodiment of the utility model provides a hydraulic drive's wedge type front brake for car.
Referring to fig. 1 and 2, the method includes: the bottom supporting plate D1 is hollow inside the bottom supporting plate D1, and a working space is provided for the brake to work;
the hydraulic driving hydraulic cylinder D4 is arranged at the top of one side of the bottom supporting plate D1 at a certain inclination angle and provides power for vehicle braking, a hydraulic block and a propelling block are arranged inside the hydraulic driving hydraulic cylinder D4 and are used for conducting braking force for vehicle braking, and an oil inlet is formed in one end, far away from the bottom supporting plate D1, inside the hydraulic driving hydraulic cylinder D4 and is used for providing a hydraulic oil channel for vehicle braking;
the brake device comprises a shoe structure assembly D2, the shoe structure assembly D2 is arranged on one side, away from a hydraulic cylinder D4 driven by hydraulic pressure, of a bottom supporting plate D1 and is matched with a brake drum of a vehicle to provide braking friction force for the vehicle, a limiting insertion type pin shaft D6 is arranged between the bottom supporting plate D1 and the shoe structure assembly D2 to limit the moving track of the shoe structure assembly D2, the bottom supporting plate D1 and the limiting insertion type pin shaft D6 are limited and fixed through bolts, a dustproof baffle disc D5 is fixedly connected to one side, away from the shoe structure assembly D2, of the bottom supporting plate D1, and the dustproof baffle disc D5 is arranged in a concave shape in order to avoid influencing the working section shape of the brake;
the brake clearance automatic adjuster D3 is characterized in that a hydraulic block and a propelling block which are arranged in the hydraulic cylinder D4 driven by hydraulic pressure act the thrust generated by the hydraulic cylinder D4 driven by hydraulic pressure on the brake clearance automatic adjuster D3, and the brake clearance automatic adjuster D3 is arranged between the hydraulic cylinder D4 driven by hydraulic pressure and the horseshoe structure assembly D2 to conduct and amplify the braking force;
specifically, when braking is needed, hydraulic oil is provided to the inside of the hydraulic cylinder D4 through an oil inlet arranged at one end of the hydraulic cylinder D4 to enable the hydraulic cylinder D4 to generate braking force, the braking force generated by the hydraulic cylinder D4 is amplified through a brake clearance automatic adjuster D3 arranged at one side and then acts on a shoe structure assembly D2, the shoe structure assembly D2 is driven by the brake clearance automatic adjuster D3 to move correspondingly to provide braking force for a vehicle to brake the vehicle, and the vehicle stops moving.
Referring to fig. 1 and 2, two independent automatic brake clearance adjusting mechanisms are arranged inside the automatic brake clearance adjuster D3, the automatic brake clearance adjusting mechanisms automatically eliminate excessive clearance when the friction plates are worn, the outer side of the automatic brake clearance adjuster D3 is connected with a return spring D7 through a sleeved base, and the return spring D7 provides thrust for the moving and returning of a transmission assembly inside the automatic brake clearance adjuster D3 through self elasticity.
Specifically, a brake clearance automatic adjuster D3 with two sets of independent brake clearance automatic adjusting mechanisms is arranged between a hydraulic cylinder D4 driven by hydraulic pressure and a shoe structure assembly D2, when the gap between a leading shoe and a brake drum exceeds a set value due to abrasion of a friction plate, the clearance adjusting mechanism in the brake clearance automatic adjuster D3 can work to automatically eliminate excessive clearance, and a reset spring D7 is arranged on one side of the brake clearance automatic adjuster D3 to assist a transmission component in the brake clearance automatic adjuster D3 to return, so that the working accuracy of the brake clearance automatic adjuster D3 is improved, excessive clearance generated by abrasion of the friction plate can be effectively compensated, and the safety and reliability of a brake system are ensured.
The working principle is as follows: the hydraulic oil is supplied to the inside of the hydraulic cylinder D4 driven by the hydraulic pressure through the oil inlet to enable the hydraulic cylinder D4 driven by the hydraulic pressure to generate braking force, the braking force is amplified by the automatic braking clearance adjuster D3 and then acts on the shoe structure assembly D2, the shoe structure assembly D2 correspondingly moves to provide the braking force for a vehicle to brake the vehicle, the vehicle stops moving, the transmission flow during vehicle braking is shortened to reduce the loss of the braking force, the transmission efficiency of the braking force is improved, parts for transmitting the braking force are reduced to improve the transmission precision, compared with the traditional diaphragm return spring air chamber transmission mode, the weight of the brake is reduced, the energy consumption of the vehicle is reduced, when the gap between a leading shoe and a brake drum exceeds a set value due to abrasion of a friction plate, a gap adjusting mechanism inside the automatic braking clearance adjuster D3 can work to automatically eliminate an excessive clearance, a return spring D7 is arranged on one side of the automatic braking clearance adjuster D3 to assist the automatic clearance adjuster D3 in working, the brake can effectively compensate the excessive clearance generated by abrasion of the friction plate, and the safety and reliability of a brake system are guaranteed.
The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. Hydraulically driven wedge front brake for car, its characterized in that includes:
the bottom support plate (D1), the inside of the bottom support plate (D1) is hollow, so that a working space is provided for the brake to work;
the hydraulic driving hydraulic cylinder (D4) is arranged at the top of one side of the bottom supporting plate (D1) at a certain inclination angle and provides power for vehicle braking;
the brake shoe structure assembly (D2) is arranged on one side, away from the hydraulic cylinder (D4) driven by hydraulic pressure, of the bottom supporting plate (D1), and the shoe structure assembly (D2) is matched with a vehicle brake drum to provide braking friction force for a vehicle;
and the automatic brake clearance adjuster (D3) is arranged between the hydraulic cylinder (D4) driven by hydraulic pressure and the shoe structure assembly (D2) to conduct and amplify braking force.
2. The hydraulically driven wedge front brake for an automobile according to claim 1, characterized in that: the hydraulic brake system is characterized in that a hydraulic block and a propelling block are arranged inside the hydraulic driven hydraulic cylinder (D4) and are used for conducting braking force for vehicle braking, an oil inlet is formed in one end, far away from the bottom supporting plate (D1), of the inside of the hydraulic driven hydraulic cylinder (D4) and is used for providing a hydraulic oil channel for vehicle braking, and the hydraulic block and the propelling block which are arranged inside the hydraulic driven hydraulic cylinder (D4) act on the brake clearance automatic adjuster (D3) through the thrust generated by the hydraulic driven hydraulic cylinder (D4).
3. The hydraulically driven wedge front brake for an automobile according to claim 1, characterized in that: one side fixedly connected with that shoe structure assembly (D2) was kept away from in bottom sprag board (D1) keeps off dish (D5) that prevents dust, it sets up to the character cut in bas-relief to keep off dish (D5) in order to avoid influencing stopper working cross-sectional shape.
4. The hydraulically driven wedge front brake for an automobile according to claim 1, characterized in that: a limiting plug-in pin shaft (D6) is arranged between the bottom supporting plate (D1) and the horseshoe structure assembly (D2) to limit the moving track of the horseshoe structure assembly (D2), and the bottom supporting plate (D1) and the limiting plug-in pin shaft (D6) are limited and fixed through bolts.
5. The hydraulically driven wedge front brake for an automobile according to claim 1, characterized in that: braking automatic adjustment ware (D3) is inside to be equipped with two sets of independent braking clearance automatic adjustment mechanisms, and braking clearance automatic adjustment mechanism eliminates excessive clearance when the friction disc wearing and tearing automatically, braking clearance automatic adjustment ware (D3) outside is connected with reset spring (D7) through the base that the cover was established, reset spring (D7) move the return through self elasticity for braking clearance automatic adjustment ware (D3) internal transmission subassembly and provide thrust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122771437.3U CN218522965U (en) | 2021-11-12 | 2021-11-12 | Hydraulically-driven wedge-type front brake for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122771437.3U CN218522965U (en) | 2021-11-12 | 2021-11-12 | Hydraulically-driven wedge-type front brake for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218522965U true CN218522965U (en) | 2023-02-24 |
Family
ID=85238211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122771437.3U Active CN218522965U (en) | 2021-11-12 | 2021-11-12 | Hydraulically-driven wedge-type front brake for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218522965U (en) |
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2021
- 2021-11-12 CN CN202122771437.3U patent/CN218522965U/en active Active
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