CN210363764U - Automobile brake pedal device - Google Patents
Automobile brake pedal device Download PDFInfo
- Publication number
- CN210363764U CN210363764U CN201920922272.5U CN201920922272U CN210363764U CN 210363764 U CN210363764 U CN 210363764U CN 201920922272 U CN201920922272 U CN 201920922272U CN 210363764 U CN210363764 U CN 210363764U
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- pedal
- booster
- arm
- pedal arm
- ball pin
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Abstract
A brake pedal device for an automobile. The utility model comprises a pedal bracket, a pedal arm and a booster, wherein the pedal arm is of an L-shaped cantilever structure, the lower end part of the L-shaped pedal arm is provided with a pedal, and the pedal bracket is fixedly connected with a front panel of a vehicle body; the pedal bracket is provided with a support, and the upper end of the pedal arm is connected with the support through a pin shaft; the booster is fixedly arranged on the pedal bracket; the pedal arm is fixedly provided with a ball pin seat, the end of a push rod of the booster is a ball pin, the ball pin is matched with the ball pin seat, and when the pedal arm rotates, the horizontal force is applied to the push rod of the booster. The pedal bracket has the beneficial effects that the structural design is reasonable, the pedal bracket is integrally formed by die-casting A380 aluminum alloy, and the overall mass of the pedal bracket is effectively reduced; the pedal arm is of a rectangular hollow structure, so that the rigidity of the pedal arm is improved; the plastic bearing is arranged on the pin shaft, so that abnormal sound is effectively eliminated; the welding parts are few, and the production and processing are easy, and the installation is convenient.
Description
Technical Field
The utility model relates to an automobile brake device especially relates to an automobile brake pedal device, belongs to automobile brake technical field.
Background
A vehicle brake system refers to a series of special devices that apply a certain force to certain parts of the vehicle (mainly the wheels) so as to apply a certain degree of forced braking thereto. The service brake device is operated by the driver by stepping on the brake pedal. The automobile brake pedal has the effects that when a vehicle needs to be braked and decelerated or stopped, the pedal is stepped on by a foot, the force applied by the foot is amplified and transmitted to the push rod of the booster by the pedal arm, the applied pedal force is amplified by the booster through the electric booster or the vacuum booster, and finally the force is distributed to the brakes of all wheels, so that the vehicle is braked. At present, car brake pedal assembly mainly includes pedal support, footboard arm, booster etc, and pedal support wherein is mostly punching press welded structure, and pedal support is mostly the punching press steel sheet with the footboard arm, and the booster adopts vacuum booster more, and the booster push rod is traditional round pin axle cooperation with the footboard arm junction, and this structure exists not enoughly as follows: the weight is large; because the welding seams are more, welding deformation is easy to generate, and the installation and use precision is not easy to control; the pedal arm is a single-layer stamped steel plate, so that the strength is poor, and the pedal is easy to deform; the joint of the booster push rod and the pedal arm is connected through a pin shaft, and abnormal sound is generated due to friction during rotation.
SUMMERY OF THE UTILITY MODEL
In order to overcome the weight that current brake pedal device exists great, the many yielding of welding seam, pedal arm intensity low yielding, round pin axle produce the not enough of abnormal sound because of the friction when rotating, the utility model provides an automobile brake pedal device.
The utility model provides a technical scheme that its technical problem adopted is: the automobile brake pedal device comprises a pedal support, a pedal arm and a booster, wherein the pedal arm is of an L-shaped cantilever structure, a pedal is arranged at the lower end part of the L-shaped pedal arm, and the pedal support is fixedly connected with a front panel of an automobile body; the pedal bracket is provided with a support, and the upper end of the pedal arm is connected with the support through a pin shaft; the booster is fixedly arranged on the pedal bracket.
The pedal arm is fixedly provided with a ball pin seat, the end of a push rod of the booster is a ball pin, the ball pin is matched with the ball pin seat, and when the pedal arm rotates, the horizontal force is applied to the push rod of the booster.
The pedal bracket is made of A380 type aluminum alloy and is integrally formed by die casting.
The cross section of the pedal arm is of a rectangular hollow structure, the short side of the rectangle is in arc transition, and the pedal arm is formed by a steel pipe in a hydraulic mode.
The ball pin seat is rectangular, and the middle part of the ball pin seat is provided with a concave ball seat which is matched with a ball pin at the end of a push rod of the booster.
The ball pin seat is formed by punching a steel plate, and the ball pin seat is welded and fixed with the pedal arm.
The booster is an electric booster.
One end of the pin shaft is provided with a limiting table for preventing the pin shaft from rotating, and the other end of the pin shaft axially fixes the pin shaft through a pin shaft clamp; and the pin shaft and the pedal arm are matched with the shaft diameter and provided with a plastic bearing.
The utility model has the advantages that the structural design is reasonable, the pedal bracket is integrally formed by die-casting A380 aluminum alloy, and the overall mass of the device is effectively reduced; the pedal arm is of a rectangular hollow structure, so that the rigidity of the pedal arm is increased, and the pedal arm is effectively prevented from deforming; the plastic bearing is arranged on the pin shaft, so that abnormal sound is effectively eliminated; the welding parts are few, and the production and processing are easy, and the installation is convenient.
Drawings
Fig. 1 is a schematic structural view of the brake pedal device of the present invention.
Fig. 2 is a schematic view of the pedal arm structure of the present invention.
FIG. 3 is a schematic view of the structure of the booster of the present invention
In the figure: 1. the pedal comprises a pedal support, 2 pedal arms, 3 boosters, 4 pedals, 5 ball pin seats, 6 supports, 7 pin shafts, 8 ball pins and 9 push rods.
Detailed Description
The present invention will be further explained with reference to the drawings and examples. However, it should be understood by those skilled in the art that the present invention is not limited to the specific embodiments listed, and should be included within the scope of the present invention as long as the spirit of the present invention is met.
See figure 1. The utility model relates to an automobile brake pedal device, including pedal support 1, pedal arm 2, booster 3, pedal arm 2 is the cantilever structure of L shape, and the lower tip of L shape pedal arm 2 is provided with footboard 4, pedal support 1 and automobile body dash board fixed connection, be provided with support 6 on pedal support 1, the upper end of pedal arm 2 is connected with support 6 through round pin axle 7; the booster 3 is fixedly arranged on the pedal bracket 1.
The pedal bracket 1 is preferably made of A380 type aluminum alloy, and the weight of the pedal bracket 1 can be effectively reduced through integral die-casting.
And the booster 3 is an electric booster. Preferably, the booster 3 is fixedly installed at a lower left position of the pedal bracket 1.
The support 6 is located above the booster 3 on the pedal bracket 1, and the position is inclined to the right, so that the pedal arm 2 installed on the support 6 and the resistor 3 are staggered in the transverse direction.
The cross section of the pedal arm 2 is of a rectangular hollow structure, the short side of the rectangle is arc-shaped, the arc is in transition, and the pedal arm is formed by a steel pipe in a hydraulic mode. Preferably, the body of the pedal arm 2 is formed by a steel pipe with the thickness of 1.5mm through hydraulic forming, and the body is L-shaped, so that the rigidity of the pedal arm is improved, and the weight is reduced.
The pedal arm 2 is fixedly provided with a ball pin seat 5, the end of a push rod 9 of the booster 3 is a ball pin 8, the ball pin 8 is matched with the ball pin seat 5, and when the pedal arm 2 rotates, the push rod of the booster 3 is applied with force in the horizontal direction.
Furthermore, ball key seat 5 is the rectangle, and 5 middle parts of ball key seat are provided with the ball round pin 8 cooperation of concave ball seat and 3 push rod end of booster. Preferably, the ball pin seat 5 is formed by punching a steel plate, the thickness of the steel plate is about 1mm, a welding overlapping edge is generally arranged on the side surface of the ball pin seat 5, and the welding overlapping edge is welded and fixed with the side surface of the pedal arm 2.
The pin shaft 7 is used for connecting the pedal arm 2 with the support 6. One end of the pin shaft 7 is provided with a limiting table for preventing the pin shaft from rotating, and the limiting table is matched with a pin shaft hole of the support to prevent the pin shaft from rotating; the other end of the pin shaft 7 axially fixes the pin shaft 7 through a pin shaft clamp; the pin shaft 7 and the pedal arm 2 are matched with each other in shaft diameter and provided with the plastic bearing, abnormal sound generated by friction between the pin shaft and the pedal arm can be effectively eliminated, and noise is reduced.
The pedal bracket of the utility model is integrally formed by aluminum alloy through die casting, thus effectively reducing the overall mass of the device; the pedal arm is in a rectangular hollow structure, so that the rigidity of the pedal arm is increased, and the pedal arm is effectively prevented from deforming; the plastic bearing is arranged on the pin shaft, so that abnormal sound is effectively eliminated, and noise is reduced; the pedal bracket is integrally formed by aluminum alloy through die casting, the pedal arm is formed by a steel pipe through hydraulic forming, the ball pin seat is formed by punching and forming a steel plate, and the whole device has few welding parts and is convenient to install.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design many alternative embodiments without departing from the scope of the appended claims.
Claims (7)
1. The utility model provides an automobile brake pedal device, includes pedal support, footboard arm, booster, and the footboard arm is the cantilever structure of L shape, and the lower tip of L shape footboard arm is provided with footboard, characterized by:
the pedal bracket is fixedly connected with a front panel of the vehicle body; the pedal bracket is provided with a support, and the upper end of the pedal arm is connected with the support through a pin shaft; the booster is fixedly arranged on the pedal bracket; the pedal arm is fixedly provided with a ball pin seat, the end of a push rod of the booster is a ball pin, the ball pin is matched with the ball pin seat, and when the pedal arm rotates, the horizontal force is applied to the push rod of the booster.
2. The brake pedal device for vehicles as claimed in claim 1, wherein: the pedal bracket is made of A380 type aluminum alloy and is integrally formed by die casting.
3. The brake pedal device for vehicles as claimed in claim 2, wherein: the cross section of the pedal arm is of a rectangular hollow structure, the short side of the rectangle is in arc transition, and the pedal arm is formed by a steel pipe in a hydraulic mode.
4. The brake pedal device for vehicles as claimed in claim 3, wherein: the ball pin seat is rectangular, and the middle part of the ball pin seat is provided with a concave ball seat which is matched with a ball pin at the end of a push rod of the booster.
5. The brake pedal device for vehicles as claimed in claim 4, wherein: the ball pin seat is formed by punching a steel plate, and the ball pin seat is welded and fixed with the pedal arm.
6. The brake pedal device for vehicles as claimed in any one of claims 1 to 5, wherein: the booster is an electric booster.
7. The brake pedal device for vehicles as claimed in claim 6, wherein: one end of the pin shaft is provided with a limiting table for preventing the pin shaft from rotating, and the other end of the pin shaft axially fixes the pin shaft through a pin shaft clamp; and the pin shaft and the pedal arm are matched with the shaft diameter and provided with a plastic bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920922272.5U CN210363764U (en) | 2019-06-19 | 2019-06-19 | Automobile brake pedal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920922272.5U CN210363764U (en) | 2019-06-19 | 2019-06-19 | Automobile brake pedal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210363764U true CN210363764U (en) | 2020-04-21 |
Family
ID=70265749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920922272.5U Active CN210363764U (en) | 2019-06-19 | 2019-06-19 | Automobile brake pedal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210363764U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112078552A (en) * | 2020-09-18 | 2020-12-15 | 上海凯众材料科技股份有限公司 | Lightweight brake pedal of plastic base hollow pedal arm with quick connection structure |
| CN113895414A (en) * | 2021-09-23 | 2022-01-07 | 浙江吉利控股集团有限公司 | Brake pedal structure without base |
| WO2024120932A1 (en) * | 2022-12-05 | 2024-06-13 | Daimler Truck AG | Pedal assembly of a motor vehicle |
-
2019
- 2019-06-19 CN CN201920922272.5U patent/CN210363764U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112078552A (en) * | 2020-09-18 | 2020-12-15 | 上海凯众材料科技股份有限公司 | Lightweight brake pedal of plastic base hollow pedal arm with quick connection structure |
| CN113895414A (en) * | 2021-09-23 | 2022-01-07 | 浙江吉利控股集团有限公司 | Brake pedal structure without base |
| WO2024120932A1 (en) * | 2022-12-05 | 2024-06-13 | Daimler Truck AG | Pedal assembly of a motor vehicle |
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