CN104442778A - Hydraulic brake system of electric vehicle - Google Patents
Hydraulic brake system of electric vehicle Download PDFInfo
- Publication number
- CN104442778A CN104442778A CN201410855399.1A CN201410855399A CN104442778A CN 104442778 A CN104442778 A CN 104442778A CN 201410855399 A CN201410855399 A CN 201410855399A CN 104442778 A CN104442778 A CN 104442778A
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- CN
- China
- Prior art keywords
- brake
- slide block
- pedal
- sided rack
- rack slide
- 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
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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
- 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
- B60T13/66—Electrical control in fluid-pressure brake systems
- B60T13/662—Electrical control in fluid-pressure brake systems characterised by specified functions of the control system components
-
- 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
- B60T13/74—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 electrical assistance or drive
- B60T13/745—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 electrical assistance or drive acting on a hydraulic system, e.g. a master cylinder
-
- 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
- B60T7/06—Disposition of pedal
-
- 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
- B60T2270/00—Further aspects of brake control systems not otherwise provided for
- B60T2270/60—Regenerative braking
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention provides a hydraulic brake system of an electric vehicle. The system comprises a wheel hub, a brake actuation assembly, a pedal brake assembly, an electric brake assembly, a wheel drive motor and a power battery, and further comprises a brake gear, wherein the brake actuation assembly comprises a brake pad, a brake wheel cylinder, a brake main cylinder and a vacuum booster, the vacuum booster is provided with a control valve push rod, the brake gear is rotatably connected with the control valve push rod, the pedal brake assembly comprises a pedal, a pedal rotary shaft, a drive gear, a gearbox, a first guide rail and a first double-side rack slider, the electric brake assembly comprises a second guide rail, a second double-side rack slider, a worm, an electromagnet, a turbine, a return spring and a travel switch, and the control end of the travel switch is arranged on the pedal. According to the hydraulic brake system of the electric vehicle, a mechanical structure is adopted to achieve continuous real-time coordination, matching and adjustment of motor brake force and pedal brake force in a certain range, the structure is relatively simple, cost is greatly lowered, and work reliability is remarkably improved.
Description
Technical field
The present invention relates to a kind of brake system of electronlmobil, especially electronic auxiliary hydraulic pressure carries out the brake system of work, belongs to automobile brake technical field.
Background technology
Current, along with the pay attention to day by day of energy-conserving and environment-protective, the use of electronlmobil increases gradually.Brake system is one of vital system of automobile.Traditional automobile brake generally adopts hydraulic pressure, Pneumatic braking system, and it can not realize the recovery of braking energy, and brake plate frictional loss is very fast.At present, the brake system of electronlmobil, except some adopts traditional brake system, also the brake system adopting electric braking and mechanical combination (or mixing) is had, when one of its main purpose is to utilize brake, wheel drive motors is charged to battery, to realize the recovery of energy, economize energy.As publication number be CN1986272A, denomination of invention is the Chinese patent literature of " electronlmobil combination braking control system and control method ", namely disclose a kind of by sensor collection signal and micro controller system calculating, corresponding control ratio valve output hydraulic pressure braking force, to realize the combination of electric braking and hydraulic braking; And for example publication number is CN101913352A, denomination of invention is the Chinese patent literature of " coordinated braking control method of electronlmobil ", and it still needs by steps such as acquisition of signal and micro controller system calculating to realize the cooperation of electric braking and hydraulic braking; For another example publication number is CN102310850A, denomination of invention is the Chinese patent literature of " braking system of electric car that can carry out Brake energy recovery ", and still needing is calculating and the control of the control of core based on micro controller system.
Mostly utilize integrated manipulator (or similar single chip machine controlling circuit etc.) according to the control logic preset for the mode of the electric braking of electronlmobil and mechanical braking in above-mentioned prior art, the time drawing control is judged according to the signal of sensor, control the mode of actr work, number of times or frequency etc. the parameter controlled, but associated actuator is controlled, its whole process need comprises collection signal, judge, calculate, the steps such as execution, the regular hour is needed to postpone in the process, the size of mechanical braking force can not be regulated in real time in real time according to the size of motor braking power, and control process of the prior art all demand fulfillment certain condition just controls actr action, control actr when meeting next condition again and carry out next step action, its control process be interrupted, discontinuous, in addition, its Control system architecture relative complex, the electronic devices and components of use are more, and the more expensive and functional reliability of cost reduces.
Summary of the invention
The object of the invention is: for the deficiencies in the prior art, a kind of calculating without the need to controller or single chip circuit is provided to control, by physical construction, motor braking power and pedal brake power are regulated within the specific limits continuously in real time, under the prerequisite ensureing automobile effective brake, realize Energy Efficient to reclaim and cost is not high, the hydraulic brake system of the electronlmobil of reliable operation.
Technical scheme of the present invention is: the hydraulic brake system providing a kind of electronlmobil, comprise wheel hub, braking executive module, pedal brake assembly, electric braking assembly, wheel drive motors and electrokinetic cell, described braking executive module comprises brake facing, brake wheel cylinder, master brake cylinder and vacuum booster; Described brake facing is located on wheel hub, described brake wheel cylinder is connected with brake facing, described master brake cylinder is connected with brake wheel cylinder by oil pipe, described vacuum booster is connected with described master brake cylinder, also comprise spragging gear, described vacuum booster is provided with control cock push rod, and described spragging gear is rotatably connected on control cock push rod;
Described pedal brake assembly comprises pedal, pedal shaft, driven wheel, change speed gear box, the first guide rail and the first the two-sided rack slide block; Described pedal is rotationally connected by pedal shaft and automobile, described change speed gear box is fixedly connected on automobile, described pedal shaft is connected with the input shaft of change speed gear box, described driven wheel is sheathed to be fixed on the output shaft of change speed gear box, described first guide rail is fixedly connected on automobile, described first the two-sided rack slide block to be located on the first guide rail and can be slided along the first guide rail, the one side of described first the two-sided rack slide block is meshed with driven wheel, and the another side of described first the two-sided rack slide block is meshed with spragging gear;
Described electric braking assembly comprises the second guide rail, the second the two-sided rack slide block, worm screw, electromagnet, turbine, retracing spring and travel switch, the control end of described travel switch is located on pedal, described electromagnet and wheel drive motors and electrokinetic cell are in series, the switch contact of described electromagnet and travel switch is in parallel, described worm screw is connected with the dynamic iron core of electromagnet, described turbine is meshed with worm screw, described second guide rail is fixedly connected on automobile, described second the two-sided rack slide block to be located on the second guide rail and can be slided along the second guide rail, one end of retracing spring is connected with the second the two-sided rack slide block, the other end of retracing spring 47 is connected with the second guide rail, the one side of described second the two-sided rack slide block is meshed with turbine, the another side of described second the two-sided rack slide block is meshed with spragging gear,
During braking, described first the two-sided rack slide block slides near the direction of master brake cylinder, and described second the two-sided rack slide block slides to the direction away from master brake cylinder.
Above-mentioned master brake cylinder is bicavate master brake cylinder.
The rotating speed ratio of above-mentioned driven wheel and spragging gear is 1: 1 to 1: 2, and the rotating speed ratio of described turbine and spragging gear is 1: 1 to 1: 2.
The input speed of above-mentioned change speed gear box and the ratio of output speed are 1: 2 to 1: 4.
Above-mentioned first the two-sided rack slide block and the second the two-sided rack slide block arranged in parallel.
The moving direction of the dynamic iron core of above-mentioned electromagnet is consistent with the axis of worm screw, and consistent with the direction of slip of the second the two-sided rack slide block.
The present invention has positive effect:
(1) hydraulic brake system of electronlmobil of the present invention, employing physical construction realizes motor braking power and pedal brake power carries out cooperation adjustment within the specific limits continuously, in real time, without the need to controlling as needing in prior art to be calculated by collecting sensor signal, controller or single chip circuit, coordinate the ageing better of braking.
(2) hydraulic brake system of electronlmobil of the present invention, adopt rack-and-gear as mechanical transmission component, with realize motor braking power and pedal brake power continuously, cooperation in real time, working stability is high, and structure is relatively simple, cost significantly reduces.
(3) hydraulic brake system of electronlmobil of the present invention, when motor braking power can be ensured and pedal brake power meets automobile brake requirement, the percent recovery of braking energy in braking procedure can be improved, the loss of conventional brake friction lining can be reduced again.
(4) hydraulic brake system of electronlmobil of the present invention, the output of pedal brake power have employed change speed gear box, can determine suitable transmission ratios during fabrication, thus can select the critical value of pedal brake power and pedal brake stroke optimum by test.
(5) hydraulic brake system of electronlmobil of the present invention, the mode that the output employing electromagnet of motor braking power, worm screw, turbine, tooth bar combine, suitable transmission ratios can be determined by test during fabrication, thus the critical value of motor braking power and motor braking stroke optimum can be selected.
Accompanying drawing explanation
Fig. 1 is the structural representation of the hydraulic brake system of electronlmobil of the present invention.
The Reference numeral of above-mentioned accompanying drawing is as follows:
Wheel hub 1,
Braking executive module 2, brake facing 21, brake wheel cylinder 22, master brake cylinder 23, vacuum booster 24, control cock push rod 25,
Pedal brake assembly 3, pedal 31, pedal shaft 32, driven wheel 33, change speed gear box 34, the first guide rail 35, first the two-sided rack slide block 36,
Electric braking assembly 4, second guide rail 41, second the two-sided rack slide block 42, worm screw 43, electromagnet 44, dynamic iron core 45, turbine 46, retracing spring 47, travel switch K,
Spragging gear 5,
Wheel drive motors M,
Electrokinetic cell E.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Embodiment 1
See Fig. 1, the hydraulic brake system of the electronlmobil of the present embodiment, comprise wheel hub 1, braking executive module 2, pedal brake assembly 3, electric braking assembly 4, spragging gear 5, wheel drive motors M and electrokinetic cell E.
Braking executive module 2 comprises brake facing 21, brake wheel cylinder 22, master brake cylinder 23 and vacuum booster 24(hybrid vehicle and is provided with vacuum booster 24, and pure electric automobile can adopt other assistant devices or spragging gear 5 to be directly arranged on the piston rod of master brake cylinder 23).Brake facing 21 is located on wheel hub 1.Brake wheel cylinder 22 is connected with brake facing 21.Master brake cylinder 23 is connected with brake wheel cylinder 22 by oil pipe.Vacuum booster 24 is connected with master brake cylinder 23.Vacuum booster 24 is provided with control cock push rod 25.Spragging gear 5 is rotatably connected on control cock push rod 25.
Pedal brake assembly 3 comprises pedal 31, pedal shaft 32, driven wheel 33, change speed gear box 34, first guide rail 35 and the first the two-sided rack slide block 36.Pedal 31 is rotationally connected by pedal shaft 32 and automobile.Change speed gear box 34 is fixedly connected on automobile.Pedal shaft 32 is connected with the input shaft of change speed gear box 34.On the sheathed output shaft being fixed on change speed gear box 34 of driven wheel 33.First guide rail 35 is fixedly connected on automobile.First the two-sided rack slide block 36 to be located on the first guide rail 35 and can be slided along the first guide rail 35.The one side of the first the two-sided rack slide block 36 is meshed with driven wheel 33.The another side of the first the two-sided rack slide block 36 is meshed with spragging gear 5.
Electric braking assembly 4 comprises the second guide rail 41, second the two-sided rack slide block 42, worm screw 43, electromagnet 44, turbine 46, retracing spring 47 and travel switch K.The control end of travel switch K is located on pedal 31.Electromagnet 44 and wheel drive motors M and electrokinetic cell E are in series.Electromagnet 44 is in parallel with the switch contact of travel switch K.Worm screw 43 is connected with the dynamic iron core 45 of electromagnet 44.Turbine 46 is meshed with worm screw 43.Second guide rail 41 is fixedly connected on automobile.Second the two-sided rack slide block 42 to be located on the second guide rail 41 and can be slided along the second guide rail 41.One end of retracing spring 47 is connected with the second the two-sided rack slide block 42, and the other end of retracing spring 47 is connected with the second guide rail 41.The one side of the second the two-sided rack slide block 42 is meshed with turbine 46.The another side of the second the two-sided rack slide block 42 is meshed with spragging gear 5.
During braking, the first the two-sided rack slide block 36 slides near the direction of master brake cylinder 23, and the second the two-sided rack slide block 42 slides to the direction away from master brake cylinder 23.
Master brake cylinder 23 is bicavate master brake cylinders.
Driven wheel 33 is 1: 2 with the rotating speed ratio of spragging gear 5, and turbine 43 is 1: 2 with the rotating speed ratio of spragging gear 5.The input speed of change speed gear box 34 and the ratio of output speed are 1: 2.
First the two-sided rack slide block 36 and the second the two-sided rack slide block 42 arranged in parallel.The moving direction of the dynamic iron core 45 of electromagnet 44 is consistent with the axis of worm screw 43, and consistent with the direction of slip of the second the two-sided rack slide block 42.
The hydraulic brake system of the electronlmobil of the present embodiment, in electric automobile during traveling process, when the non-pedal 31 of chaufeur, travel switch K closes, electromagnet 44 short circuit, and electrokinetic cell E supplies electric drive running car to wheel drive motors M.Now, the dynamic iron core 45 in electromagnet 44 is applied to the power of the second the two-sided rack slide block 41 due to retracing spring 47, so dynamic iron core 45 is positioned at the left side of electromagnet 45.
In electric automobile during traveling process, when chaufeur push down on the pedal 31, pedal 31 is successively by change speed gear box 34, driven wheel 33, first the two-sided rack slide block 36, spragging gear 5 is driven to be moved to the left, master brake cylinder 23 produces oil pressure, and this oil pressure conducts in brake wheel cylinder 22 and produces hydraulic braking force and act on wheel hub 1 by brake facing 21 and brake.Simultaneously, travel switch K opens, wheel drive motors M is produced plugging power and is charged to electrokinetic cell E by circuit, electromagnet 44 is in running order, dynamic iron core 45 moves right, successively by worm screw 43, turbine 46, second the two-sided rack slide block 42, drive spragging gear 5 to move right, thus reduce the brake-pressure in master brake cylinder 23.
In electric automobile during traveling process, the braking force be applied on wheel hub 1 be braking executive module 2 produce hydraulic braking force and wheel drive motors M produce plugging power make a concerted effort.When the speed of a motor vehicle is faster, the braking current then produced in wheel drive motors M is larger, motor braking power is larger, the suction that electromagnet 44 produces is larger, and dynamic iron core 45 is just the closer to the right-hand member of electromagnet 44, and the oil pressure in master brake cylinder 23 is less, thus when automobile high-speed is braked, increase motor braking power, reduce by the conventional friction braking force of hydraulic braking, thus reduce the wearing and tearing of friction lining in conventional brake, improve wheel drive motors M to the percent recovery of braking energy simultaneously.
In electric automobile during traveling process, if when the circuit of electric braking assembly 4 breaks down or electrokinetic cell E is in full power state, wheel drive motors M cannot charge to electrokinetic cell E and produce plugging power, now electronlmobil is braked by braking the mode that executive module 2 adopts conventional pedal to brake, and ensures traffic safety.
Above embodiment is the explanation to the specific embodiment of the present invention; but not limitation of the present invention; person skilled in the relevant technique without departing from the spirit and scope of the present invention; can also make various conversion and change and obtain corresponding equivalent technical scheme, therefore all equivalent technical schemes all should be included into scope of patent protection of the present invention.
Claims (6)
1. the hydraulic brake system of an electronlmobil, comprise wheel hub (1), braking executive module (2), pedal brake assembly (3), electric braking assembly (4), wheel drive motors (M) and electrokinetic cell (E), described braking executive module (2) comprises brake facing (21), brake wheel cylinder (22), master brake cylinder (23) and vacuum booster (24); Described brake facing (21) is located on wheel hub (1), described brake wheel cylinder (22) is connected with brake facing (21), described master brake cylinder (23) is connected with brake wheel cylinder (22) by oil pipe, described vacuum booster (24) is connected with described master brake cylinder (23), it is characterized in that: also comprise spragging gear (5), described vacuum booster (24) is provided with control cock push rod (25), and described spragging gear (5) is rotatably connected on control cock push rod (25);
Described pedal brake assembly (3) comprises pedal (31), pedal shaft (32), driven wheel (33), change speed gear box (34), the first guide rail (35) and the first the two-sided rack slide block (36), described pedal (31) is rotationally connected by pedal shaft (32) and automobile, described change speed gear box (34) is fixedly connected on automobile, described pedal shaft (32) is connected with the input shaft of change speed gear box (34), on the sheathed output shaft being fixed on change speed gear box (34) of described driven wheel (33), described first guide rail (35) is fixedly connected on automobile, described first the two-sided rack slide block (36) is located at the first guide rail (35) and is gone up and can slide along the first guide rail (35), the one side of described first the two-sided rack slide block (36) is meshed with driven wheel (33), the another side of described first the two-sided rack slide block (36) is meshed with spragging gear (5),
Described electric braking assembly (4) comprises the second guide rail (41), the second the two-sided rack slide block (42), worm screw (43), electromagnet (44), turbine (46), retracing spring (47) and travel switch (K), the control end of described travel switch (K) is located on pedal (31), described electromagnet (44) is in series with wheel drive motors (M) and electrokinetic cell (E), described electromagnet (44) is in parallel with the switch contact of travel switch (K), described worm screw (43) is connected with the dynamic iron core (45) of electromagnet (44), described turbine (46) is meshed with worm screw (43), described second guide rail (41) is fixedly connected on automobile, described second the two-sided rack slide block (42) is located at the second guide rail (41) and is gone up and can slide along the second guide rail (41), one end of retracing spring (47) is connected with the second the two-sided rack slide block (42), the other end of retracing spring (47) is connected with the second guide rail (41), the one side of described second the two-sided rack slide block (42) is meshed with turbine (46), the another side of described second the two-sided rack slide block (42) is meshed with spragging gear (5),
During braking, described first the two-sided rack slide block (36) slides near the direction of master brake cylinder (23), and described second the two-sided rack slide block (42) slides to the direction away from master brake cylinder (23).
2. the hydraulic brake system of electronlmobil according to claim 1, is characterized in that: described master brake cylinder (23) is bicavate master brake cylinder.
3. the hydraulic brake system of electronlmobil according to claim 1, it is characterized in that: described driven wheel (33) is 1: 1 to 1: 2 with the rotating speed ratio of spragging gear (5), described turbine (43) is 1: 1 to 1: 2 with the rotating speed ratio of spragging gear (5).
4. the hydraulic brake system of electronlmobil according to claim 3, is characterized in that: the input speed of described change speed gear box (34) and the ratio of output speed are 1: 2 to 1: 4.
5. the hydraulic brake system of electronlmobil according to claim 1, is characterized in that: described first the two-sided rack slide block (36) is arranged in parallel with the second the two-sided rack slide block (42).
6. the hydraulic brake system of electronlmobil according to claim 5, it is characterized in that: the moving direction of the dynamic iron core (45) of described electromagnet (44) is consistent with the axis of worm screw (43), and consistent with the direction of slip of the second the two-sided rack slide block (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410855399.1A CN104442778A (en) | 2014-12-31 | 2014-12-31 | Hydraulic brake system of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410855399.1A CN104442778A (en) | 2014-12-31 | 2014-12-31 | Hydraulic brake system of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104442778A true CN104442778A (en) | 2015-03-25 |
Family
ID=52889759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410855399.1A Pending CN104442778A (en) | 2014-12-31 | 2014-12-31 | Hydraulic brake system of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104442778A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106274870A (en) * | 2016-08-16 | 2017-01-04 | 北京英创汇智科技有限公司 | A kind of electromechanical brake booster system |
| CN106585582A (en) * | 2016-08-05 | 2017-04-26 | 浙江科技学院 | Braking system for electric automobile and electric automobile with the same |
| JP2018184078A (en) * | 2017-04-26 | 2018-11-22 | 株式会社アドヴィックス | Braking control device of vehicle |
| CN114537543A (en) * | 2022-04-26 | 2022-05-27 | 成都航空职业技术学院 | All-terrain walking robot |
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| CN102416943A (en) * | 2011-10-20 | 2012-04-18 | 浙江师范大学 | Electric brake boosting device |
| CN102442292A (en) * | 2011-10-24 | 2012-05-09 | 奇瑞汽车股份有限公司 | Electric power assisting device of braking system and operation method thereof |
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| US5804935A (en) * | 1997-02-06 | 1998-09-08 | Radev; Vladimir | Drive system for electric vehicles |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106585582A (en) * | 2016-08-05 | 2017-04-26 | 浙江科技学院 | Braking system for electric automobile and electric automobile with the same |
| CN106585582B (en) * | 2016-08-05 | 2023-06-30 | 浙江科技学院 | Braking system for electric automobile and electric automobile with same |
| CN106274870A (en) * | 2016-08-16 | 2017-01-04 | 北京英创汇智科技有限公司 | A kind of electromechanical brake booster system |
| JP2018184078A (en) * | 2017-04-26 | 2018-11-22 | 株式会社アドヴィックス | Braking control device of vehicle |
| CN114537543A (en) * | 2022-04-26 | 2022-05-27 | 成都航空职业技术学院 | All-terrain walking robot |
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