CN205034107U - Electrodynamic braking system and car - Google Patents
Electrodynamic braking system and car Download PDFInfo
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- CN205034107U CN205034107U CN201520165664.3U CN201520165664U CN205034107U CN 205034107 U CN205034107 U CN 205034107U CN 201520165664 U CN201520165664 U CN 201520165664U CN 205034107 U CN205034107 U CN 205034107U
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- brake system
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- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
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- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The utility model provides an electrodynamic braking system and car. Electrodynamic braking system includes: control circuit is connected with the power, footboard displacement sensor is connected respectively with brake pedal and control circuit, footboard displacement sensor sends a brake pedal displacement signal to control circuit, pressure sensor is connected with control circuit, sends a stopper pressure signal to control circuit, the disc brake assembly includes: the motor is connected respectively and control circuit, the brake pads is connected with electromotor drive through a drive mechanism, and a brake disc is surroundd to the brake pads, control circuit receives brake pedal displacement signal and pressure signal to send a control signal to the motor, motor operation and actuation transmission mechanism promote the brake pads and hold or keep away from this brake disc tightly. The utility model discloses an electrodynamic braking system reduces the quantity of spare part, reduces braking system's complexity, practices thrift the material cost. And brake pedal power required during the braking is less, makes things convenient for the driver to operate.
Description
Technical field
The utility model relates to brake system of car field, particularly relates to a kind of electric actuated brake system and automobile.
Background technology
Brake system is made up of three parts usually, i.e. steering unit, transmission device and actuating unit.According to the difference of transmission device mode, brake system can be divided into mechanical type, hydraulic type and vapour-pressure type.The transmission device of current manned vehicle brake system is mostly hydraulic type, when namely needing to brake in driving, chaufeur steps on brake pedal, the treadle effort produced is through the amplification of vacuum booster hydrodynamic force be passed to each wheel place through brake piping in master brake cylinder, the brake cylinder at wheel place promotes piston activity under the effect of hydraulic coupling, piston forces brake strap to produce resisting moment to brake disc or brake wheel, thus car retardation is even stopped.
Because the lock torque needed during braking is comparatively large, so treadle effort when brake-pipe pressure and chaufeur step on brake pedal requires comparatively large, when frequent braking, chaufeur is very easily tired.Although the introducing of vacuum booster significantly reduces the operating force of chaufeur, make brake system structure more complicated, the possibility that parts lost efficacy also increases greatly.The automobile that turbocharger is housed also must coordinate increase vacuum pump vacuum booster just can be made effectively to work, once run into vehicle stop working or vacuum line breakage wait likely cause vacuum booster to lose efficacy situation generation, chaufeur is difficult in shorter distance, car retardation be stopped.
Utility model content
The lock torque needed when braking in prior art to overcome makes more greatly the fatigable technical matters of chaufeur, and the utility model provides a kind of electric actuated brake system and automobile.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme:
The utility model provides a kind of electric actuated brake system, comprises control circuit power supply, also comprises:
Control circuit, is connected with described power supply;
Pedal displacement sensor, is connected respectively with brake pedal and described control circuit; Described pedal displacement sensor sends a brake pedal displacement signal to described control circuit;
Pressure sensor, is connected with described control circuit, sends a brake pressure signal to described control circuit;
Disk brake assembly, is installed on the wheel place of automobile;
Described disk brake assembly comprises:
Electrical motor, connects described power supply and described control circuit respectively;
Slipper, described slipper is connected with described direct motor drive by a transmission device, and described slipper encircles a brake disc;
Described control circuit receives described brake pedal displacement signal and described pressure signal, and sends a control signal to described electrical motor, and described motor operation also drives described transmission device to promote slipper to hold tightly or away from this brake disc.
Furthermore, in described electric actuated brake system, described transmission device comprises:
Worm gear, is connected with described electrical motor;
Worm screw, its one end is connected with described worm gear, and its other end points to described slipper.
Furthermore, in described electric actuated brake system, described electrical motor is connected with the shell of plate disc brake by motor mounting bracket.
Furthermore, in described electric actuated brake system, described pressure sensor is installed on one end of described motor mounting bracket.
Furthermore, in described electric actuated brake system, there is an axle at the end face center of described worm gear, on described axle with outside thread coordinate with hollow described screw rod.
Furthermore, in described electric actuated brake system, described electric actuated brake system also comprises parking switch, and described parking switch is connected with described control circuit.
The utility model additionally provides a kind of automobile, comprises the electric actuated brake system as above described in any one.
The beneficial effects of the utility model are: electric actuated brake system of the present utility model reduces the quantity of parts, reduce the complexity of brake system, save Material Cost.And brake pedal force required when braking is less, facilitates driver's operation.
Accompanying drawing explanation
Fig. 1 represents electric actuated brake system johning knot composition in this practicality embodiment;
Fig. 2 represents the structural representation one of disc type brake assembly in this practicality embodiment;
Fig. 3 represents the structural representation two of disc type brake assembly in this practicality embodiment.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with the accompanying drawings and the specific embodiments the utility model is described in detail.
The utility model provides a kind of electric actuated brake system, comprises power supply, also comprises: control circuit, is connected with described power supply; Pedal displacement sensor, is connected respectively with brake pedal and described control circuit; Described pedal displacement sensor sends a brake pedal displacement signal to described control circuit; Pressure sensor, is connected with described control circuit, sends a brake pressure signal to described control circuit; Disk brake assembly, is installed on the wheel place of automobile; Described disk brake assembly comprises: electrical motor, connects described power supply and described control circuit respectively; Slipper, described slipper is connected with described direct motor drive by a transmission device, and described slipper encircles a brake disc; Described control circuit receives described brake pedal displacement signal and described pressure signal, and sends a control signal to described electrical motor, and described motor operation also drives described transmission device to promote slipper realization braking.
Specifically, electric actuated brake system of the present utility model, passes through to gather the degree of depth of brake pedal and the pressure of drg by pedal displacement sensor and pressure sensor.The degree of depth of brake pedal and the pressure of drg are converted into electric signal transmission to control circuit, and control circuit is in this, as the incoming signal of the control signal of control electrical motor.Control circuit is connected respectively with electrical motor and power supply.Control circuit is used for rotating according to brake pedal displacement signal and pedal displacement signal control electrical motor, drives slipper motion by transmission device, slipper thus compress or unclamp its brake disc encircled.Electric actuated brake system of the present utility model reduces the quantity of parts, reduces the complexity of brake system, saves Material Cost.And brake pedal force required when braking is less, realizes braking by the driving of electrical motor, facilitate driver's operation.
With reference to shown in Fig. 1, in the utility model embodiment, electric actuated brake system comprises four braking disc type brake assemblies 6, and each disc type brake assembly 6 is installed on the wheel place of automobile, and each disc type brake assembly 6 comprises an electrical motor.This electrical motor is connected with control circuit 4.Wherein, the integrated ABS function of this control circuit 4, can make wheel produce maximum braking force according to the signal of wheel speed sensors, motor positive pressure signal and the real-time speed of a motor vehicle, and wheel lockup not occur.
Electric actuated brake system in the utility model embodiment also comprises: pedal displacement sensor 2, is connected respectively with control circuit 4 and pedal 1; Power supply is a storage battery 5, is connected with control circuit 4.Disk brake assembly 6 comprises: pressure sensor, is connected with control circuit 4; Electrical motor, connects storage battery 5 and control circuit 4 respectively; Slipper is connected with direct motor drive by a transmission device, and slipper encircles a brake disc, and this brake disc plays the brake action to automobile.Electric actuated brake system also comprises parking switch, and parking switch is connected with described control circuit, realizes the braking during standstill of automobile.
With reference to shown in Fig. 2 and Fig. 3, the transmission device of this disc type brake assembly comprises: worm gear 11, is connected with electrical motor 7, and this electrical motor 7 is a DC motor, and this electrical motor 7 is slowed down by worm-and-wheel gear, and then be converted to straight-line motion by worm drive adjutant rotary motion.One end of worm screw is connected with worm gear 11, and its other end points to slipper 14.Electrical motor 7 is connected with the shell of plate disc brake by motor mounting bracket 8, and motor mounting bracket 8 and brake caliper body are two parts, and its connecting mode is that bolt connects, and its object is the assembling of motor transmission part and maintenance for convenience.
Pressure sensor 9 is installed on one end of motor mounting bracket 8, can the positive pressure of Real-Time Monitoring drg to calculate brake braking force.There is an axle at the end face center of worm gear 11, on axle with outside thread to coordinate with hollow screw rod that to form worm drive secondary.Wherein thrust bearing 12 clamps turbine 11, limits the displacement of its radial direction.Worm screw extend in inner thread sleeve 13, when worm screw under the drive of turbine 11 inner thread sleeve 13 rotate in, slipper 14 can be touched, realize braking.
During braking, chaufeur steps on brake pedal 1, and the control circuit 4 of integrated ABS function collects two groups of signals by pedal displacement sensor 2 and pressure sensor 9, is respectively: pedal displacement signal, brake pressure signal.By can pedal speed be drawn to tread depths signal derivation number.The control circuit 4 of integrated ABS function calculates the positive pressure needed for generation target braking force in conjunction with the comprehensive analysis of current vehicle speed warp and calculates the rotating speed (judging the urgency level of braking) of motor to produce corresponding motor control signal according to pedal speed.Under the driving effect of motor control signal, storage battery 5 provides energy to make it produce target braking force to electrical motor 7.
Driving in the process of brake at motor, there is not locking phenomenon to make any one wheel in the size that the control circuit 4 of integrated ABS function also must constantly adjust braking force according to wheel speed sensors signal and car speed.When vehicle reaches maximum slip rate, electrical motor 7 quits work, and brake braking force remains unchanged, along with the reduction of the speed of a motor vehicle, slip rate reduces, and electrical motor 7 again rotates and promotes slipper 14 by screw thread bush 13 thus apply lock torque, and brake caliper 16 realizes braking; When brake off, sensor 2 sends a signal to the control circuit 4 of integrated ABS function, and the control circuit 4 of integrated ABS function is judged the intention of driver and makes the quick reversion of electrical motor 7 reduce to drag moment with brake off.
Electric actuated brake system of the present invention, transmission device is become electric transmission mode from the mode such as hydraulic type or vapour-pressure type by this brake system, eliminate the parts such as master brake cylinder, vacuum booster, ABS electromagnetic valve, reduce the complexity of brake system largely, and brake pedal force required when braking is less, facilitates driver's operation.This system can save master brake cylinder, vacuum booster, brake pipe, ABS electromagnetic valve etc., reduces the complexity of brake system, reduces the quantity of parts, saves Material Cost.
Shown in seeing figures.1.and.2, because worm-and-wheel gear has self-locking performance, therefore this brake system has parking function concurrently, only need chaufeur by the parking switch 3 in motor-car when parking, the control circuit 4 of integrated ABS function touches DC motor 7 after receiving the signal that parking switch 3 sends and rotates forward target braking force brake disc folder 15 being tightened to setting, occurs to prevent the phenomenon such as to slip by slope of vehicle; When removing braking during standstill power, the control circuit 4 of integrated ABS function reverses DC motor 7 to eliminate lock torque after receiving the brake off signal that parking switch 3 sends.
The utility model additionally provides a kind of automobile, comprises the electric actuated brake system as above described in any one.
It should be noted that, this automobile is the automobile comprising above-mentioned electric actuated brake system, and the implementation of above-mentioned electric actuated brake system embodiment is equally applicable in the embodiment of this automobile, also can reach identical technique effect, not repeat them here.
Above-described is preferred implementation of the present utility model; should be understood that the ordinary person for the art; can also make some improvements and modifications not departing under principle prerequisite described in the utility model, these improvements and modifications are also in protection domain of the present utility model.
Claims (7)
1. an electric actuated brake system, comprises control circuit power supply, it is characterized in that, also comprise:
Control circuit, is connected with described power supply;
Pedal displacement sensor, is connected respectively with brake pedal and described control circuit; Described pedal displacement sensor sends a brake pedal displacement signal to described control circuit;
Pressure sensor, is connected with described control circuit, sends a brake pressure signal to described control circuit;
Disk brake assembly, is installed on the wheel place of automobile;
Described disk brake assembly comprises:
Electrical motor, connects described power supply and described control circuit respectively;
Slipper, described slipper is connected with described direct motor drive by a transmission device, and described slipper encircles a brake disc;
Described control circuit receives described brake pedal displacement signal and described pressure signal, and sends a control signal to described electrical motor, and described motor operation also drives described transmission device to promote slipper to hold tightly or away from this brake disc.
2. electric actuated brake system as claimed in claim 1, it is characterized in that, described transmission device comprises:
Worm gear, is connected with described electrical motor;
Worm screw, its one end is connected with described worm gear, and its other end points to described slipper.
3. electric actuated brake system as claimed in claim 1, it is characterized in that, described electrical motor is connected with the shell of plate disc brake by motor mounting bracket.
4. electric actuated brake system as claimed in claim 3, it is characterized in that, described pressure sensor is installed on one end of described motor mounting bracket.
5. electric actuated brake system as claimed in claim 2, it is characterized in that, there is an axle at the end face center of described worm gear, on described axle with outside thread coordinate with hollow screw rod.
6. electric actuated brake system as claimed in claim 1, it is characterized in that, described electric actuated brake system also comprises parking switch, and described parking switch is connected with described control circuit.
7. an automobile, is characterized in that, comprises as the electric actuated brake system in claim 1 to 6 as described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520165664.3U CN205034107U (en) | 2015-03-23 | 2015-03-23 | Electrodynamic braking system and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520165664.3U CN205034107U (en) | 2015-03-23 | 2015-03-23 | Electrodynamic braking system and car |
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| Publication Number | Publication Date |
|---|---|
| CN205034107U true CN205034107U (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520165664.3U Expired - Fee Related CN205034107U (en) | 2015-03-23 | 2015-03-23 | Electrodynamic braking system and car |
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| Country | Link |
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| CN (1) | CN205034107U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107600051A (en) * | 2017-08-15 | 2018-01-19 | 浙江零跑科技有限公司 | New kind of brake gears used for electric vehicle and its method |
| CN109552300A (en) * | 2017-09-26 | 2019-04-02 | 比亚迪股份有限公司 | Line control brake system and vehicle |
| CN111605410A (en) * | 2020-05-28 | 2020-09-01 | 清华大学 | Electric control braking system and electric control braking method |
| CN111619366A (en) * | 2020-05-28 | 2020-09-04 | 清华大学 | Control system and control method based on motor rotation and wheel speed sensor |
| CN112810586A (en) * | 2021-01-20 | 2021-05-18 | 清华大学 | Commercial car stopper actuation module and braking system |
-
2015
- 2015-03-23 CN CN201520165664.3U patent/CN205034107U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107600051A (en) * | 2017-08-15 | 2018-01-19 | 浙江零跑科技有限公司 | New kind of brake gears used for electric vehicle and its method |
| CN107600051B (en) * | 2017-08-15 | 2020-03-03 | 浙江零跑科技有限公司 | Novel brake device for electric automobile and method thereof |
| CN109552300A (en) * | 2017-09-26 | 2019-04-02 | 比亚迪股份有限公司 | Line control brake system and vehicle |
| CN111605410A (en) * | 2020-05-28 | 2020-09-01 | 清华大学 | Electric control braking system and electric control braking method |
| CN111619366A (en) * | 2020-05-28 | 2020-09-04 | 清华大学 | Control system and control method based on motor rotation and wheel speed sensor |
| CN111605410B (en) * | 2020-05-28 | 2021-02-09 | 清华大学 | Electric control braking system and electric control braking method |
| CN112810586A (en) * | 2021-01-20 | 2021-05-18 | 清华大学 | Commercial car stopper actuation module and braking system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |