CN111873962A - Baha cross-country vehicle braking system with independent rear wheel braking device - Google Patents
Baha cross-country vehicle braking system with independent rear wheel braking device Download PDFInfo
- Publication number
- CN111873962A CN111873962A CN202010875286.3A CN202010875286A CN111873962A CN 111873962 A CN111873962 A CN 111873962A CN 202010875286 A CN202010875286 A CN 202010875286A CN 111873962 A CN111873962 A CN 111873962A
- Authority
- CN
- China
- Prior art keywords
- brake
- rear wheel
- hand
- main
- act
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012544 monitoring process Methods 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T7/00—Brake-action initiating means
- B60T7/02—Brake-action initiating means for personal initiation
- B60T7/04—Brake-action initiating means for personal initiation foot actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/12—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T7/00—Brake-action initiating means
- B60T7/02—Brake-action initiating means for personal initiation
- B60T7/08—Brake-action initiating means for personal initiation hand actuated
- B60T7/10—Disposition of hand control
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Regulating Braking Force (AREA)
Abstract
The invention relates to the technical field of machinery, in particular to a brake system of a Baha off-road vehicle with an independent rear wheel brake device, which comprises a brake and a hydraulic pipeline, wherein the brake is used as a front brake and a rear brake to respectively act on a front wheel and a rear wheel; the brake system also comprises a main brake device and a rear wheel brake device, wherein the main brake device drives a front brake and a rear brake to act through a hydraulic pipeline, and the rear wheel brake device drives the rear brake to act through a part of hydraulic pipeline; the main braking device and the rear wheel braking device independently or synchronously drive the rear brake to act. The invention has the beneficial effects that: the fixing scheme is reliable and light in weight, and better braking efficiency can be realized; the independent rear wheel brake device and the main brake device share the rear wheel brake, so that the weight is light, the connection of a brake pipeline by using a valve body is avoided, and the scheme is simple and reliable; the rear brake is fixed by combining the actual situation of the Baha racing car, and the performance of the racing car is improved.
Description
Technical Field
The invention relates to the technical field of machinery, in particular to a brake system of a Baha off-road vehicle with an independent rear wheel brake device.
Background
The brake system is one of the important parts of the automobile, which is related to the safety of the driver. Similarly, the braking system of a racing car has unique characteristics for use in the racing environment of the racing car. The pavement condition of the university student's Baha competition is worse, and has very high requirements on the performance of the racing car, wherein the stability and the light weight of the braking system have great influence on the performance of the racing car. There are more and more bahaar cars starting to use independent rear wheel braking systems in order to be able to take advantage of drift through successive small turn radius tracks.
The traditional independent rear wheel braking device needs an additional rear wheel brake for independently locking the rear wheel or connecting a rear wheel brake main cylinder into a main brake main cylinder through a valve body, and the integral structure has the defects of large mass and unstable braking efficiency.
Disclosure of Invention
The invention aims to provide a brake system of a Baha off-road vehicle with an independent rear wheel brake device, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a Baha off-road vehicle braking system with an independent rear wheel braking device comprises a brake and a hydraulic pipeline, wherein the brake is used as a front brake and a rear brake to act on a front wheel and a rear wheel respectively; the brake system further comprises a main brake device and a rear wheel brake device, the main brake device drives the front brake and the rear brake to act through a hydraulic pipeline, and the rear wheel brake device drives the rear brake to act through a part of hydraulic pipeline.
As a further scheme of the invention: the main braking device and the rear wheel braking device independently or synchronously drive the rear brake to act.
As a still further scheme of the invention: the hydraulic pipeline comprises a first sub-pipeline and a second sub-pipeline, and the main braking device drives the front brake and the rear brake to act through the first sub-pipeline and the second sub-pipeline respectively.
As a still further scheme of the invention: the rear wheel braking device comprises a hand brake base, a hand brake control lever and a hand brake main cylinder, wherein the hand brake control lever and the hand brake main cylinder are installed on the hand brake base, the hand brake main cylinder is connected into the second sub-pipeline, the hand brake control lever drives the hand brake main cylinder to stretch, and the hand brake main cylinder stretches and drives the rear brake to move.
As a still further scheme of the invention: and the hand brake operating lever is connected with a hand brake main cylinder through a rod end joint bearing.
As a still further scheme of the invention: the front brake and the rear brake respectively comprise brake discs and brake calipers, the brake discs are respectively installed on hubs corresponding to the front wheel and the rear wheel, and the brake calipers are in friction fit with the brake discs to achieve braking.
As a still further scheme of the invention: the main brake device comprises a brake pedal, two brake cylinders and a connecting piece, wherein the brake pedal is hinged to the frame, the two brake cylinders are arranged on the frame side by side, and push rods arranged on the brake cylinders are connected with the brake pedal through the connecting piece.
As a still further scheme of the invention: the connecting piece includes balancing pole and ear, two the brake cylinder passes through the ear and installs on the frame, brake pedal passes through the balancing pole and drives the brake cylinder flexible.
As a still further scheme of the invention: the brake pedal rotation angle detection device is characterized by further comprising a monitoring element, wherein the monitoring element is used for detecting the rotation angle of the brake pedal and converting the rotation angle into an electric signal to be fed back to the center console.
Compared with the prior art, the invention has the beneficial effects that: the fixing scheme is reliable and light in weight, and better braking efficiency can be realized; the independent rear wheel brake device and the main brake device share the rear wheel brake, so that the weight is light, the connection of a brake pipeline by using a valve body is avoided, and the scheme is simple and reliable; the rear brake is fixed by combining the actual situation of the Baha racing car, and the performance of the racing car is improved.
Drawings
Fig. 1 is a schematic structural diagram of a brake system of a bahaar off-road vehicle with an independent rear wheel brake device in the embodiment of the invention.
Fig. 2 is a partially enlarged schematic view of fig. 1.
Fig. 3 is a schematic structural diagram of a rear wheel braking device in an embodiment of the invention.
Fig. 4 is a schematic structural diagram of a main brake device in an embodiment of the invention.
In the drawings: 1. a front brake master cylinder; 2. a rear brake master cylinder; 3. a balancing pole; 4. an L-shaped earpiece; 5. a brake pedal; 6. a front brake disk; 7. a front brake caliper; 8. a handbrake lever; 9. a rod end oscillating bearing; 10. a hand brake base; 11. a hand brake master cylinder; 12. a rear brake disk; 13. a rear brake caliper.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
Referring to fig. 1, in an embodiment of the present invention, a brake system of a baha all terrain vehicle with an independent rear wheel brake device includes a brake and a hydraulic pipeline, wherein the brake is used as a front brake and a rear brake to respectively act on a front wheel and a rear wheel; the brake system further comprises a main brake device and a rear wheel brake device, the main brake device drives the front brake and the rear brake to act through a hydraulic pipeline, and the rear wheel brake device drives the rear brake to act through a part of hydraulic pipeline.
Specifically, during the braking in the normal driving process, brake oil is output by the main braking device and flows to the front brake and the rear brake through the hydraulic pipeline, so that the front brake and the rear brake are driven to act, and the braking is realized. When the continuous track with small turning radius needs to be passed, the rear wheel braking device arranged independently drives the rear brake to act, and the track with small turning radius quickly passes through the continuous track with small turning radius by making a drifting action. The main braking device and the rear wheel braking device share the rear brake, so that the structural cost and the whole vehicle weight are reduced, the rear wheel braking device is used for braking to realize the drifting action, and the performance requirements of the Baha off-road vehicle are met.
Referring to fig. 1, in a preferred embodiment of the present invention, the main brake device and the rear wheel brake device independently or synchronously drive the rear brake to operate.
Specifically, the rear brake has three states: the main braking device can drive the rear brake to act, the rear wheel braking device can drive the rear brake to act, and the main braking device and the rear wheel braking device can drive the rear brake to act simultaneously.
Referring to fig. 2, in another embodiment of the present invention, the hydraulic circuit includes a first sub-circuit and a second sub-circuit, and the main brake device drives the front brake and the rear brake to operate through the first sub-circuit and the second sub-circuit, respectively.
Specifically, when the main brake device is activated, the hydraulic pressure generated by the main brake device is transmitted to the front brake through the first sub-pipe, so that the braking force is generated at the front wheel, and is also transmitted to the rear brake through the second sub-pipe at the joint of the rear wheel brake device, so that the braking force is generated. When the rear wheel brake device is activated, the hydraulic pressure it generates is transmitted to the rear brake through the second sub-pipe, and only the rear wheel generates braking force.
Referring to fig. 2 and 3, in another embodiment of the present invention, the rear wheel brake device includes a hand brake base, a hand brake lever 8 mounted on the hand brake base 10, and a hand brake master cylinder 11, the hand brake master cylinder 11 is connected to the second sub-pipeline, the hand brake lever 8 drives the hand brake master cylinder 11 to extend and retract, and the hand brake master cylinder 11 extends and retracts to drive the rear brake to operate.
Specifically, the hand brake master cylinder 11 is connected to the second sub-pipeline through an oil inlet and an oil outlet of the hand brake master cylinder, when the hand brake control lever 8 acts, the hand brake control lever 8 drives a push rod of the hand brake master cylinder to move towards the direction of the oil outlet, generated hydraulic pressure is transmitted to the rear brake through the second sub-pipeline, and braking force is generated at the rear wheel. The rear brake comprises a rear brake disc 12 and a rear brake caliper 13, the rear brake disc 12 is respectively installed on a corresponding hub of the rear wheel, and the rear brake caliper 7 is installed on a corresponding ball cage; the rear brake caliper 13 is in friction fit with the rear brake disc 12 to realize braking.
The hand brake control lever is connected with a hand brake master cylinder 11 through a rod end joint bearing 9. The rotary motion of the hand brake control lever 8 can be converted into the linear motion of a push rod driving a hand brake main cylinder through the rod end joint bearing 9.
Referring to fig. 1, 2 and 4, in another embodiment of the present invention, the main brake device includes a brake pedal 5, two brake cylinders and a connecting member, the brake pedal 5 is hinged to the frame, the two brake cylinders are mounted side by side on the frame, and push rods of the brake cylinders are connected to the brake pedal 5 through the connecting member.
Specifically, the front brake comprises a front brake disc 6 and a front brake caliper 7, the two front brake discs 6 are respectively mounted on corresponding hubs of front wheels, and the front brake caliper 7 is mounted on corresponding ball cages; and the front brake caliper 7 is in friction fit with the front brake disc 6 to realize braking.
Referring to fig. 4, in another embodiment of the present invention, the connecting member includes a balance bar 3 and an ear piece, two brake cylinders are mounted on the frame through the ear piece, and the brake pedal 5 drives the brake cylinders to extend and retract through the balance bar 3.
Specifically, the two brake cylinders are a front brake master cylinder 1 and a rear brake master cylinder 2 respectively, the brake pedal 5 is hinged with the frame through an ear piece, a balance rod 3 is mounted on the brake pedal, bolt holes are formed in two ends of the balance rod 3, and push rods of the front brake master cylinder 1 and the rear brake master cylinder 2 are connected to the balance rod 3 through the bolt holes; the front brake master cylinder 1 and the rear brake master cylinder 2 are respectively provided with a through hole, the front brake master cylinder 1 and the rear brake master cylinder 2 are installed on the L-shaped lug 4 by inserting bolts into the through holes, and the L-shaped lug 4 is welded on the frame. The brake pedal 5 is stepped on, the brake pedal 5 pushes the front brake master cylinder 1 and the rear brake master cylinder 2 through the balance rod 3 to generate hydraulic pressure, and the hydraulic pressure drives the front brake and the rear brake to act through the first sub-pipeline and the second sub-pipeline, so that braking is realized.
Referring to fig. 4, in another embodiment of the present invention, the brake system further includes a monitoring element, and the monitoring element is configured to detect a rotation angle of the brake pedal and convert the rotation angle into an electrical signal to be fed back to the console.
The monitoring element comprises an angle sensor, the angle sensor is arranged on the rack on the side of the brake pedal and used for monitoring the descending amplitude of the trampled brake pedal and feeding the descending amplitude back to the center console, the sensitivity of the brake pedal is guaranteed within a set range, and the monitoring element can find the sensitivity in time when the brake pedal is stuck, so that safety accidents are avoided.
The working principle of the invention is as follows: in the braking process in the normal driving process, brake oil is output by the main braking device and flows to the front brake and the rear brake through the hydraulic pipeline, so that the front brake and the rear brake are driven to act, and the braking is realized. When the continuous track with small turning radius needs to be passed, the rear wheel braking device arranged independently drives the rear brake to act, and the track with small turning radius quickly passes through the continuous track with small turning radius by making a drifting action.
It should be noted that the angle sensor used in the present invention is an application of the prior art, and those skilled in the art can implement the intended function according to the related description, or implement the technical features required to be accomplished by the similar technology, and will not be described in detail herein.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (9)
1. A Baha off-road vehicle braking system with an independent rear wheel braking device comprises a brake and a hydraulic pipeline, and is characterized in that the brake is used as a front brake and a rear brake to act on a front wheel and a rear wheel respectively; the brake system further comprises a main brake device and a rear wheel brake device, the main brake device drives the front brake and the rear brake to act through a hydraulic pipeline, and the rear wheel brake device drives the rear brake to act through a part of hydraulic pipeline.
2. The system of claim 1, wherein the main brake and the rear wheel brake independently or synchronously actuate the rear brake.
3. The brake system of claim 1, wherein the hydraulic circuit comprises a first sub-circuit and a second sub-circuit, and the main brake device drives the front brake and the rear brake to operate through the first sub-circuit and the second sub-circuit respectively.
4. The Baha off-road vehicle braking system with the independent rear wheel braking device as claimed in claim 3, wherein the rear wheel braking device comprises a hand brake base, a hand brake control lever and a hand brake master cylinder, the hand brake control lever is mounted on the hand brake base, the hand brake master cylinder is connected to the second sub-pipeline, the hand brake control lever drives the hand brake master cylinder to extend and retract, and the hand brake master cylinder extends and retracts to drive the rear brake to move.
5. The Baha off-road vehicle brake system with independent rear wheel braking device of claim 4, wherein the hand brake lever is connected with the hand brake master cylinder through a rod end joint bearing.
6. The system of claim 1, wherein the front brake and the rear brake each comprise a brake disc and a brake caliper, the brake discs are respectively mounted on corresponding hubs of the front wheel and the rear wheel, and the brake caliper is in friction fit with the brake discs to realize braking.
7. The system of claim 1, wherein the main brake device comprises a brake pedal, a brake cylinder and a connecting member, the brake pedal is hinged to the frame, the two brake cylinders are mounted side by side on the frame, and a push rod of the brake cylinder is connected with the brake pedal through the connecting member.
8. The system of claim 7, wherein the coupling member comprises a balance bar and an ear member, the two brake cylinders are mounted on the frame via the ear member, and the brake pedal drives the brake cylinders to extend and retract via the balance bar.
9. The system of claim 7, further comprising a monitoring element for detecting the rotation angle of the brake pedal and converting the rotation angle into an electrical signal to be fed back to the console.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010875286.3A CN111873962A (en) | 2020-08-27 | 2020-08-27 | Baha cross-country vehicle braking system with independent rear wheel braking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010875286.3A CN111873962A (en) | 2020-08-27 | 2020-08-27 | Baha cross-country vehicle braking system with independent rear wheel braking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111873962A true CN111873962A (en) | 2020-11-03 |
Family
ID=73199434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010875286.3A Pending CN111873962A (en) | 2020-08-27 | 2020-08-27 | Baha cross-country vehicle braking system with independent rear wheel braking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111873962A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114604213A (en) * | 2022-04-08 | 2022-06-10 | 吉林大学 | Small and medium-sized all-terrain off-road vehicle braking system with double adjusting devices |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6092877A (en) * | 1998-08-03 | 2000-07-25 | Polaris Industries Inc. | All terrain vehicle with dual hydraulic brake system |
| CN109398342A (en) * | 2018-09-21 | 2019-03-01 | 北京车和家信息技术有限公司 | The control method of vehicle braking performances detection device, vehicle and vehicle |
| CN212332619U (en) * | 2020-08-27 | 2021-01-12 | 吉林大学 | Baha cross-country vehicle braking system with independent rear wheel braking device |
-
2020
- 2020-08-27 CN CN202010875286.3A patent/CN111873962A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6092877A (en) * | 1998-08-03 | 2000-07-25 | Polaris Industries Inc. | All terrain vehicle with dual hydraulic brake system |
| CN109398342A (en) * | 2018-09-21 | 2019-03-01 | 北京车和家信息技术有限公司 | The control method of vehicle braking performances detection device, vehicle and vehicle |
| CN212332619U (en) * | 2020-08-27 | 2021-01-12 | 吉林大学 | Baha cross-country vehicle braking system with independent rear wheel braking device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114604213A (en) * | 2022-04-08 | 2022-06-10 | 吉林大学 | Small and medium-sized all-terrain off-road vehicle braking system with double adjusting devices |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO20020836D0 (en) | Trailer brake control system, with safety function | |
| JP2002350254A (en) | Wheel bearing for measuring contact force between tire and road | |
| US11028889B2 (en) | Self-energizing brake caliper | |
| CN212332619U (en) | Baha cross-country vehicle braking system with independent rear wheel braking device | |
| CN101332850A (en) | Motorcycle having a plurality of brake calipers acting on a rear wheel disc brake | |
| CN111873962A (en) | Baha cross-country vehicle braking system with independent rear wheel braking device | |
| US11518352B2 (en) | Method for actuating a parking brake system and parking brake system | |
| CN102371846A (en) | Steering axle | |
| CN106064660B (en) | Cycle brake control system | |
| US6044935A (en) | Hybrid multiple disc brake | |
| JP4074985B2 (en) | Disc brake | |
| RU2437783C1 (en) | Device for temporary increase of cross country capacity of skidding automobile | |
| CN103048033A (en) | Track-laying vehicle loading wheel load test device | |
| CN206826408U (en) | A kind of automobile-used axle brakes based on limited-slip differential | |
| JP4584137B2 (en) | Brake force detection device | |
| CN101161519A (en) | Mutual-inverse type automobile central brake | |
| CN220243203U (en) | ABS braking sensor support | |
| CN202358080U (en) | Hydraulic front wheel braking system of three-wheeled automobile | |
| JPWO2014034475A1 (en) | Motorcycle | |
| US11926390B2 (en) | Flat mount brake caliper for bicycle | |
| CN201169261Y (en) | Braking device of dune buggy | |
| CN221418213U (en) | Brake device of distributed driving tractor | |
| CN106427944A (en) | Automobile braking system | |
| CN201573628U (en) | All-disc brake system for miniature car | |
| CN218494068U (en) | Dry electronic brake for automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |