CN206841401U - A kind of brake device for car based on rack-and-pinion - Google Patents
A kind of brake device for car based on rack-and-pinion Download PDFInfo
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- CN206841401U CN206841401U CN201720682285.0U CN201720682285U CN206841401U CN 206841401 U CN206841401 U CN 206841401U CN 201720682285 U CN201720682285 U CN 201720682285U CN 206841401 U CN206841401 U CN 206841401U
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- rack
- pedal
- push rod
- brake device
- car based
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Abstract
The utility model discloses a kind of brake device for car based on rack-and-pinion, including master cylinder, push rod, motor, brake pedal and controller, the brake pedal is hinged on vehicle frame by the pedal rod of rear side, the master cylinder is connected by push rod with pedal rod, the push rod is fixed with a rack in its longitudinal direction, the output shaft of the motor is connected with one and the rack meshed gears by an electromagnetic clutch, the centre of surface position of the brake pedal is provided with a pressure sensor, the controller respectively with motor, electromagnetic clutch and pressure sensor are electrically connected with.The utility model, which provides artificial braking and Braking mode double brake mechanism, two kinds of modes of braking, can realize free switching, it is ensured that the accuracy and security of automobile brake.
Description
Technical field
A kind of brake device for car based on rack-and-pinion is the utility model is related to, is applicable brake device for car field.
Background technology
The braking equipment used on existing automobile is mostly to realize braking by people come the mode of brake pedal, is not provided with
Any signal supervisory instrument, and automobile is the vehicles run at high speed, driver tends not to obtain braking information in time,
Can only rule of thumb it be operated when being in an emergency, it is difficult to make accurate operation, it is thus possible to cause automobile is out of control to draw
Send out traffic accident.The existing human factor of phenomenon that automobile accident escape frequently occurs now also has existing automobile not have automatic emergency
The reason for brake apparatus.
The content of the invention
Technical problem to be solved in the utility model is the defects of overcoming prior art, there is provided one kind is based on rack-and-pinion
Brake device for car, there is provided artificial braking and Braking mode double brake mechanism, two kinds of modes of braking can realize freedom
Switching, it is ensured that the accuracy and security of automobile brake.
The utility model solves above-mentioned technical problem and adopted the technical scheme that：A kind of automobile brake based on rack-and-pinion
Device, including master cylinder, push rod, motor, brake pedal and controller, the brake pedal are connected by the pedal of rear side
Bar is hinged on vehicle frame, and the master cylinder is connected by push rod with pedal rod, and the push rod is fixed in its longitudinal direction
A rack is cased with, the output shaft of the motor is connected with one and the rack meshed gears, institute by an electromagnetic clutch
The centre of surface position for stating brake pedal is provided with a pressure sensor, the controller respectively with motor, electromagnetic clutch with
And pressure sensor is electrically connected with.
Further, one is fixedly connected between the pedal rod and vehicle frame and is used for the spring that brake pedal resets.
Further, the electromagnetic clutch includes drive end and Partner, wherein the output of the drive end and motor
Axle is fixedly connected, and the Partner is fixedly connected with gear.
Further, the brake pedal is arranged on the bottom of pedal rod, and the top of the pedal rod is hinged by one
Seat is hinged on vehicle frame, and the hinged-support is fixedly mounted on vehicle frame.
Further, coupled fluid reservoir is provided with above the master cylinder.
Further, the front end of the push rod is connected by a push rod joint with pedal rod, one end of the push rod joint
It is bolted on pedal rod, the other end is fixedly connected on push rod end, and the rear end of the push rod is being braked by it
Freely stretching in master cylinder realizes the braking of vehicle.
Further, the length of the rack is less than the length of push rod.
Further, the bottom of the motor is fixedly connected on vehicle frame.
Further, the controller realizes automatically controlling for motor and electromagnetic clutch using single-chip microcomputer.
Further, the surface of the brake pedal is provided with skid resistant course.
After employing above-mentioned technical proposal, the utility model has following beneficial effect：The utility model is manually being made
Add Braking mode pattern on the basis of dynamic, vehicle can control electric motor operation by controller during Braking mode, electronic
Machine drives pinion rotation, and push rod is stretched in master cylinder by the transmission of rack-and-pinion, the Braking mode of vehicle is realized, protects
The security and accuracy of automobile brake have been demonstrate,proved, has then realized artificial braking and the random switching of Braking mode.This practicality is new
Type overall structure is simple, has artificial and automatic double brake pattern, improves the security of automobile.
Brief description of the drawings
Fig. 1 is a kind of structure chart of the brake device for car based on rack-and-pinion of the present utility model；
In figure：1. master cylinder, 2. push rods, 3. motor, 4. brake pedals, 5. controllers, 6. pedal rods, 7. cars
Frame, 8. racks, 9. electromagnetic clutch, 10. gears, 11. pressure sensors, 12. springs, 13. drive ends, 14. Partner, 15.
Output shaft, 16. hinged-supports, 17. fluid reservoirs, 18. push rod joints, 19. bolts, 20. skid resistant courses.
Embodiment
In order that content of the present utility model is easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail to the utility model.
As shown in figure 1, a kind of brake device for car based on rack-and-pinion, including master cylinder 1, push rod 2, motor 3,
Brake pedal 4 and controller 5, the brake pedal 4 are hinged on vehicle frame 7 by the pedal rod 6 of rear side, the braking master
Cylinder 1 is connected by push rod 2 with pedal rod 6, and the push rod 2 is fixed with a rack 8, the motor in its longitudinal direction
3 output shaft is connected with one and the meshed gears 10 of rack 8, the surface of the brake pedal 4 by an electromagnetic clutch 9
Center is provided with a pressure sensor 11, the controller 5 respectively with motor 3, electromagnetic clutch 9 and pressure sensor
11 are electrically connected with.
Optionally, pressure sensor 11 is using such as, but not limited to WH136 pressure sensors.
One is fixedly connected between the pedal rod 6 and vehicle frame 7 and is used for the spring 12 that brake pedal 1 resets.The spring
12 are mainly used for producing counter-force when brake pedal 4 is operated, and system is stepped on so that human pilot can perceive according to the size of counter-force
The degree of dynamic pedal 4, and resetted in time in the presence of the elastic force of spring 12 when brake pedal 4 is released.
The electromagnetic clutch 9 includes drive end 13 and Partner 14, wherein the output of the drive end 13 and motor 3
Axle 15 is fixedly connected, and the Partner 14 is fixedly connected with gear 10.By the adhesive of electromagnetic clutch 9 with disconnecting control braking
The switching of pattern, wherein, the energization adhesive of the drive end 13 of electromagnetic clutch 9 and Partner 14 makes motor 3 with 10 turns of moving gear
It is dynamic, realize Braking mode；The power-off separation of the drive end 13 of electromagnetic clutch 9 and Partner 14, makes motor 3 de- with gear 10
From the artificial braking of realization.
The brake pedal 4 is arranged on the bottom of pedal rod 6, and the top of the pedal rod 6 passes through a hinged-support 16
It is hinged on vehicle frame 7, the hinged-support 16 is fixedly mounted on vehicle frame 7.In human pilot brake pedal 4, braking is stepped on
Plate 4 is rotated by pedal rod 6 around hinged-support 16.
The top of the master cylinder 1 is provided with coupled fluid reservoir 17.
The front end of the push rod 2 is connected by a push rod joint 18 with pedal rod 6, and one end that the push rod connects 18 leads to
Cross bolt 19 to be connected on pedal rod 6, the other end is fixedly connected on the end of push rod 2, and the rear end of the push rod 2 is being made by it
Freely stretching in dynamic master cylinder 1 realizes the braking of vehicle.During braking, the rear end of push rod 2 is collapsible into master cylinder 1
In, the piston activity in master cylinder 1 is promoted, makes to produce pressure in master cylinder 1, realizes the braking of automobile.
The length of the rack 8 is less than the length of push rod 2.Rack 8 is arranged on position to the front among push rod 2, to ensure
The rear side of push rod 2 reserves enough length and realizes stretching in master cylinder 1.
The bottom of the motor 3 is fixedly connected on vehicle frame 7.
Optionally, motor 3 is using such as, but not limited to stepping motor.
The controller 5 realizes automatically controlling for motor 3 and electromagnetic clutch 9 using single-chip microcomputer.
Optionally, single-chip microcomputer is using such as, but not limited to MCS-51 single-chip microcomputers.
The surface of the brake pedal 4 is provided with skid resistant course 20.
Optionally, skid resistant course 20 is using such as, but not limited to rubber sleeve.During artificial braking mode, human pilot steps on braking
Pedal 4, the pressure sensor 11 at the center of brake pedal 4 are experienced and pressure signal are converted into electric signal transmission to controlling after pressure
In device 5, controller 5 receives electric signal control electromagnetic clutch 9 and powered off, drive end 13 and the power-off separation of Partner 14, so that
Braking mode pattern is closed.When brake pedal 4, spring 12 extends, and pedal rod 6 moves after promoting push rod 2, makes to push away
Toward the contract of master cylinder 1, push rod 2 promotes the piston in master cylinder 1 mobile so that being produced in master cylinder 1 for the rear end of bar 2
Raw pressure, realize artificial braking.In end of braking, brake pedal 4 is released, and spring 12 bounces back, and pedal rod 6 drives braking
Pedal 4 returns back to home position in the presence of the elastic force of spring 12.
During Braking mode pattern, controller 5 can receive the signal of automobile detector, when occurring barrier before automobile,
Controller 5 controls motor 3 to work according to signal, and motor 3 is rotated counterclockwise and rotated with moving gear 10, the rotation of gear 10
Transmission with carry-over bar 8, make the rear end of push rod 2 toward the contract of master cylinder 1, while moved after driving brake pedal 4, and push rod
2 promote the piston in master cylinder 1 mobile so that producing pressure in master cylinder 1, realize Braking mode.In end of braking
Afterwards, controller 5 controls motor 3 to rotate clockwise, and pulls push rod 2 to stretch out master cylinder 1, piston in master cylinder 1 and
Brake pedal 4 returns to home position.
Optionally, detector is using such as, but not limited to ultrasonic sensor, millimetre-wave radar, laser range finder and laser
Radar, the detector can be arranged on but be not limited on the front bumper of vehicle.
Particular embodiments described above, technical problem, technical scheme and the beneficial effect solved to the utility model are entered
Further description is gone, should be understood that and the foregoing is only specific embodiment of the utility model, and do not have to
In limitation the utility model, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements done
Deng should be included within the scope of protection of the utility model.
Claims (10)
- A kind of 1. brake device for car based on rack-and-pinion, it is characterised in that：Including master cylinder, push rod, motor, braking Pedal and controller, the brake pedal are hinged on vehicle frame by the pedal rod of rear side, and the master cylinder is by pushing away Bar is connected with pedal rod, and the push rod is fixed with a rack in its longitudinal direction, and the output shaft of the motor passes through One electromagnetic clutch is connected with one and the rack meshed gears, and the centre of surface position of the brake pedal is provided with a pressure Sensor, the controller are electrically connected with motor, electromagnetic clutch and pressure sensor respectively.
- A kind of 2. brake device for car based on rack-and-pinion according to claim 1, it is characterised in that：The pedal connects One is fixedly connected between bar and vehicle frame and is used for the spring that brake pedal resets.
- A kind of 3. brake device for car based on rack-and-pinion according to claim 1, it is characterised in that：The electromagnetism from Clutch includes drive end and Partner, wherein the drive end is fixedly connected with the output shaft of motor, the Partner and tooth Wheel is fixedly connected.
- A kind of 4. brake device for car based on rack-and-pinion according to claim 1, it is characterised in that：The braking is stepped on Plate is arranged on the bottom of pedal rod, and the top of the pedal rod is hinged on vehicle frame by a hinged-support, the hinged-support It is fixedly mounted on vehicle frame.
- A kind of 5. brake device for car based on rack-and-pinion according to claim 1, it is characterised in that：The braking master Coupled fluid reservoir is provided with above cylinder.
- A kind of 6. brake device for car based on rack-and-pinion according to claim 1, it is characterised in that：The push rod Front end is connected by a push rod joint with pedal rod, and one end of the push rod joint is bolted on pedal rod, The other end is fixedly connected on push rod end, and vehicle is realized in the rear end of the push rod by its freely stretching in master cylinder Braking.
- A kind of 7. brake device for car based on rack-and-pinion according to claim 6, it is characterised in that：The rack Length is less than the length of push rod.
- A kind of 8. brake device for car based on rack-and-pinion according to claim 1, it is characterised in that：The motor Bottom be fixedly connected on vehicle frame.
- A kind of 9. brake device for car based on rack-and-pinion according to claim 1, it is characterised in that：The controller Motor and electromagnetic clutch are automatically controlled to realize using single-chip microcomputer.
- A kind of 10. brake device for car based on rack-and-pinion according to claim 1, it is characterised in that：The braking The surface of pedal is provided with skid resistant course.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720682285.0U CN206841401U (en) | 2017-06-13 | 2017-06-13 | A kind of brake device for car based on rack-and-pinion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720682285.0U CN206841401U (en) | 2017-06-13 | 2017-06-13 | A kind of brake device for car based on rack-and-pinion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206841401U true CN206841401U (en) | 2018-01-05 |
Family
ID=60799928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720682285.0U Active CN206841401U (en) | 2017-06-13 | 2017-06-13 | A kind of brake device for car based on rack-and-pinion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206841401U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108999166A (en) * | 2018-09-10 | 2018-12-14 | 江苏科技大学 | A kind of self-lifting hoister ship pile leg locking device |
| CN109204258A (en) * | 2018-11-08 | 2019-01-15 | 清华大学 | A kind of control method and device of electronic brake system |
| CN111152767A (en) * | 2019-12-31 | 2020-05-15 | 的卢技术有限公司 | Telescopic brake pedal for automatic driving and use method thereof |
| CN112208545A (en) * | 2019-07-10 | 2021-01-12 | 卡尔股役制公司 | Automatic traveling system and automatic deceleration control device |
-
2017
- 2017-06-13 CN CN201720682285.0U patent/CN206841401U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108999166A (en) * | 2018-09-10 | 2018-12-14 | 江苏科技大学 | A kind of self-lifting hoister ship pile leg locking device |
| CN109204258A (en) * | 2018-11-08 | 2019-01-15 | 清华大学 | A kind of control method and device of electronic brake system |
| CN112208545A (en) * | 2019-07-10 | 2021-01-12 | 卡尔股役制公司 | Automatic traveling system and automatic deceleration control device |
| CN111152767A (en) * | 2019-12-31 | 2020-05-15 | 的卢技术有限公司 | Telescopic brake pedal for automatic driving and use method thereof |
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