CN105329229A - Car and braking system of car - Google Patents

Car and braking system of car Download PDF

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Publication number
CN105329229A
CN105329229A CN201510830670.0A CN201510830670A CN105329229A CN 105329229 A CN105329229 A CN 105329229A CN 201510830670 A CN201510830670 A CN 201510830670A CN 105329229 A CN105329229 A CN 105329229A
Authority
CN
China
Prior art keywords
valve
brake
communicated
air
extractor duct
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
Application number
CN201510830670.0A
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Chinese (zh)
Inventor
胡绪山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beiqi Foton Motor Co Ltd
Original Assignee
Beiqi Foton Motor Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beiqi Foton Motor Co Ltd filed Critical Beiqi Foton Motor Co Ltd
Priority to CN201510830670.0A priority Critical patent/CN105329229A/en
Publication of CN105329229A publication Critical patent/CN105329229A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T13/00Transmitting 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
    • B60T13/10Transmitting 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
    • B60T13/24Transmitting 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 gaseous
    • B60T13/26Compressed-air systems
    • B60T13/36Compressed-air systems direct, i.e. brakes applied directly by compressed air
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T13/00Transmitting 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
    • B60T13/10Transmitting 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
    • B60T13/66Electrical control in fluid-pressure brake systems
    • B60T13/68Electrical control in fluid-pressure brake systems by electrically-controlled valves
    • B60T13/683Electrical control in fluid-pressure brake systems by electrically-controlled valves in pneumatic systems or parts thereof

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Regulating Braking Force (AREA)

Abstract

The invention discloses a braking system of a car. The braking system comprises a braking pedal, an air storage barrel, a rear axle braking device for air braking of a rear axle, and a relay valve for controlling air to enter the rear axle braking device, wherein an air inlet of the relay valve is communicated with the air storage barrel; an air outlet of the relay valve is communicated with a braking air chamber of the rear axle braking device. The braking system also comprises a control switch and a solenoid valve, wherein an air inlet of the solenoid valve is communicated with the air storage barrel; an air outlet of the solenoid valve is communicated with a control opening of the relay valve. The control switch and the solenoid valve are controlled, an electrical signal is used for controlling the solenoid valve, the solenoid valve and the relay valve are close, a very short control pipeline is required only, air can enter the control opening of the relay valve, responding time is effectively shortened so as to shorten the braking distance, and the safety is improved. The invention also provides a car comprising the braking system.

Description

Automobile and brake system thereof
Technical field
The present invention relates to field of automobile brake, particularly relate to a kind of brake system of automobile.In addition, the invention still further relates to a kind of automobile comprising above-mentioned brake system.
Background technology
A lot of automobile at present, especially the engineering truck of long wheelbase generally adopts air pressure double loop to brake, and please refer to Fig. 1, and Fig. 1 is the braking principle figure of brake system in prior art.When stepping on brake pedal 1, main brake valve 2 is opened, and the gas in air receiver 3 flows out into the control mouth of relay valve 5, and then relay valve 5 is opened, and the gas in air receiver 3 enters the compressed air brake cylinder of rear axle brake vi 6 through relay valve 5, realizes automobile brake.Meanwhile, also brake by propons drg 4.
But, when the wheelbase of automobile is longer, brake pedal 1 is positioned at automotive front, relay valve 5 and rear axle brake vi 6 are positioned at automobile rear, and the pilot piping between main brake valve 2 and relay valve 5 is longer, when emergency braking, set up air pressure and need certain hour, make the response time of action from depressing brake pedal 1 to rear axle brake vi 6 longer, thus stopping distance is increased, accidents caused.
Therefore the response time of brake system how is shortened thus to shorten stopping distance be this area designer technical barrier urgently to be resolved hurrily.
Summary of the invention
The object of this invention is to provide a kind of brake system of automobile, effectively shorten response time thus shorten stopping distance.Another object of the present invention is to provide a kind of automobile comprising above-mentioned brake system, effectively shortens response time thus shortens stopping distance, improves safety.
For solving the problems of the technologies described above, the invention provides a kind of brake system of automobile, comprise brake pedal, air receiver, for back axle compression air brake rear axle brake vi and enter the relay valve of described rear axle brake vi for controlling gas, the admission port of described relay valve is communicated with described air receiver, the air extractor duct of described relay valve is communicated with the compressed air brake cylinder of described rear axle brake vi, also comprise master cock and electromagnetic valve, the admission port of described electromagnetic valve is communicated with described air receiver, and the air extractor duct of described electromagnetic valve is communicated with the control mouth of described relay valve; When described brake pedal is stepped on, described master cock makes the admission port of described electromagnetic valve be communicated with air extractor duct, and the control mouth air inlet of described relay valve makes the admission port of described relay valve be communicated with air extractor duct; When described brake pedal lifts, described master cock makes the admission port of described electromagnetic valve and air extractor duct disconnect, and the exhausr port venting of described electromagnetic valve makes the admission port of described relay valve and air extractor duct disconnect.
Preferably, also comprise main brake valve, the admission port of described main brake valve is communicated with described air receiver, and the air extractor duct of described main brake valve is communicated with the control mouth of described relay valve; When described brake pedal is stepped on, the admission port of described main brake valve is communicated with air extractor duct; When described brake pedal lifts, the admission port of described main brake valve and air extractor duct disconnect.
Preferably, also comprise two-way valve, the control mouth of described relay valve is communicated with the air extractor duct of described main brake valve and the air extractor duct of described electromagnetic valve respectively by described two-way valve, and institute's two-way valve control gas flows to the control mouth of described relay valve by the air extractor duct of described main brake valve and/or flowed to the control mouth of described relay valve by the air extractor duct of described electromagnetic valve.
Preferably, described two-way valve is specially shuttle valve, an admission port of described shuttle valve is communicated with the air extractor duct of described main brake valve, and another admission port of described shuttle valve is communicated with the air extractor duct of described electromagnetic valve, and the air extractor duct of described shuttle valve is communicated with the control mouth of described relay valve.
Preferably, described control master cock is specially range-adjustable switch.
Preferably, also comprise the propons drg for propons compression air brake, the compressed air brake cylinder of described propons drg is communicated with the air extractor duct of described main brake valve.
Preferably, described main brake valve comprises propons brake activation valve and rear axle brake valve, described air receiver comprises propons air receiver and back axle air receiver, the admission port of described propons brake activation valve is communicated with described propons air receiver, the air extractor duct of described propons brake activation valve is communicated with the compressed air brake cylinder of described propons drg, the admission port of described rear axle brake valve is communicated with described back axle air receiver, the air extractor duct of described rear axle brake valve is communicated with the control mouth of described relay valve, and described back axle air receiver is communicated with the admission port of described relay valve.
Preferably, described air receiver is communicated with multiple described relay valve and correspondingly arranges multiple described master cock and multiple described electromagnetic valve, and each described relay valve is all communicated with multiple described rear axle brake vi.
The present invention also provides a kind of automobile, and comprise vehicle body and be installed on the brake system of described vehicle body, described brake system is specially the brake system described in above-mentioned any one.
Preferably, described automobile is specially long wheelbase engineering truck.
In the brake system that the specific embodiment of the invention provides, comprise brake pedal, air receiver, relay valve, rear axle brake vi, master cock and electromagnetic valve.Relay valve has admission port, air extractor duct and control mouth, and its admission port is communicated with air receiver, and air extractor duct is communicated with the compressed air brake cylinder of rear axle brake vi.Electromagnetic valve suspension control switch control, the admission port of electromagnetic valve is directly communicated with air receiver, and air extractor duct is communicated with the control mouth of relay valve, and electromagnetic valve and relay valve close.By arranging master cock and electromagnetic valve, by electric signal Controlling solenoid valve, and be close due to electromagnetic valve and relay valve, only need very short pilot piping, gas can enter the control mouth of relay valve, effectively shortens response time thus shortens stopping distance, improve safety.
The present invention also provides a kind of automobile comprising above-mentioned brake system, and because above-mentioned brake system has above-mentioned technique effect, above-mentioned automobile also should have same technique effect, introduces no longer in detail at this.
Accompanying drawing explanation
Fig. 1 is the braking principle figure of brake system in prior art;
Fig. 2 is the braking principle figure of a kind of detailed description of the invention of brake system provided by the present invention;
Fig. 3 is the braking principle figure of the another kind of detailed description of the invention of brake system provided by the present invention.
Detailed description of the invention
Core of the present invention is to provide a kind of brake system of automobile, effectively shortens response time thus shortens stopping distance.Another core of the present invention is to provide a kind of automobile comprising above-mentioned brake system, effectively shortens response time thus shortens stopping distance, improves safety.
In order to make those skilled in the art person understand the present invention program better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Please refer to Fig. 2, Fig. 2 is the braking principle figure of a kind of detailed description of the invention of brake system provided by the present invention.
In the brake system that the specific embodiment of the invention provides, comprise brake pedal 1, air receiver 3, relay valve 5, rear axle brake vi 6, master cock 7 and electromagnetic valve 8.Relay valve 5 has admission port, air extractor duct and control mouth, and its admission port is communicated with air receiver 3, and air extractor duct is communicated with the compressed air brake cylinder of rear axle brake vi 6.Electromagnetic valve 8 suspension control switch 7 controls, and the admission port of electromagnetic valve 8 is directly communicated with air receiver 3, and air extractor duct is communicated with the control mouth of relay valve 5, and electromagnetic valve 8 is close with relay valve 5.
When brake pedal 1 is stepped on, master cock 7 can be touched, it is electric that master cock 7 makes electromagnetic valve 8 obtain, and then the admission port of electromagnetic valve 8 is communicated with air extractor duct, gas now in air receiver 3 enters the control mouth of relay valve 5 through electromagnetic valve 8, the admission port of relay valve 5 is communicated with air extractor duct, and the gas in air receiver 3 enters the compressed air brake cylinder of rear axle brake vi 6 through relay valve 5, realizes the braking to automobile.
When brake pedal 1 lifts, master cock 7 receives the state of brake pedal 1, master cock 7 makes electromagnetic valve 8 dead electricity, and then the admission port of electromagnetic valve 8 and air extractor duct are disconnected, the gas now in air receiver 3 can not enter the control mouth of relay valve 5, and the venting of the exhausr port of electromagnetic valve 8, the admission port of relay valve 5 and air extractor duct are disconnected, gas in air receiver 3 can not enter the compressed air brake cylinder of rear axle brake vi 6, and compressed air brake cylinder returns back to initial condition, stops automobile brake.
Due in prior art, need through very long pilot piping, gas just can be made to enter the control mouth of relay valve 5, and by arranging master cock 7 and electromagnetic valve 8, by electric signal Controlling solenoid valve 8, and be close due to electromagnetic valve 8 and relay valve 5, only need very short pilot piping, gas can enter the control mouth of relay valve 5, effectively shortens response time thus shortens stopping distance, improve safety.
In the brake system that the specific embodiment of the invention provides, can also arrange main brake valve 2, the admission port of main brake valve 2 is communicated with air receiver 3, and air extractor duct is communicated with the control mouth of relay valve 5.When brake pedal 1 is stepped on, the admission port of main brake valve 2 is communicated with air extractor duct, makes gas enter control mouth, and then rear axle brake vi 6 is braked; When brake pedal 1 lifts, the admission port of main brake valve 2 and air extractor duct disconnect, and make pilot piping pressure release, and then make rear axle brake vi 6 stop braking.
Master cock 7 can be range-adjustable switch, only have when brake pedal 1 steps on the stroke of 2/3rds or 3/4ths, could obtain electric by Controlling solenoid valve 8, and during less than predetermined stroke, still control gas by main brake valve 2 and whether enter control mouth, realize electric-gas double control.Master cock 7 also can be fixed journey system switch, and the switch such as proximity switch or inductive switch, all within protection scope of the present invention.
Simultaneously in order to realize electric-gas double control better, can also arrange two-way valve 9, and make electromagnetic valve 8 as far as possible near two-way valve 9, the control mouth of relay valve 5 is communicated with the air extractor duct of main brake valve 9 and the air extractor duct of electromagnetic valve 8 respectively by two-way valve 9.Gas can be made to flow to the control mouth of relay valve 5 by the air extractor duct of main brake valve 2 by two-way valve 9 or be flowed to the control mouth of relay valve 5 by the air extractor duct of electromagnetic valve 8, also can by two air extractor ducts traffic organising mouth simultaneously, but gas can not flow to the air extractor duct of electromagnetic valve 8 by the air extractor duct of main brake valve 2 and gas can not counter-flow.Two-way valve 9 can be shuttle valve particularly, and an admission port of shuttle valve is communicated with the air extractor duct of main brake valve 2, and another admission port of shuttle valve is communicated with electromagnetic valve 8, and the air extractor duct of shuttle valve is communicated with the control mouth of relay valve (5).Two-way valve 9 also can be differential type relay valve or double-way check valve etc., all within protection scope of the present invention.
When emergency braking, when brake pedal 1 depresses the stroke of 2/3rds or 3/4ths, range-adjustable switch connection, electric current is energized to electromagnetic valve 8 by wire, and the admission port of electromagnetic valve 8 and air extractor duct are connected, gas arrives the control mouth of relay valve 5 by shuttle valve 9, set up air pressure rapidly, drive relay valve 5 to work, pressurized air directly enters compressed air brake cylinder by air receiver 3 through relay valve 5, solve the slow problem of braking response, thus realization responds emergency braking fast fast.When main brake valve 2 make gas pass through arrive shuttle valve 9 and air pressure identical with another admission port air pressure of shuttle valve 9 time, two admission ports of shuttle valve 9 control relay valve 5 simultaneously and work.When chaufeur loosen the brake removes emergency braking, range-adjustable switch circuit breaking, the exhausr port of electromagnetic valve 8 is exitted rapidly, and relay valve 5 is controlled by main brake valve 2, and now brake system controller performance is identical with before improvement.Because the gentle pressure-controlled of automatically controlled control is parallel control, under normal circumstances, range-adjustable switch does not close, pressure control loop work, and now brake system controller performance is identical with before improvement.
In the brake system that the specific embodiment of the invention provides, can also arrange propons drg 4, its compressed air brake cylinder is communicated with the air extractor duct of main brake valve 2.Wherein rear axle brake vi 6 can arrange two-chamber air chamber, and propons drg 4 is provided with single-acting air chamber.
Particularly, main brake valve 2 can be made to be set to propons brake activation valve and rear axle brake valve, all control by brake pedal 1, and air receiver 3 comprises propons air receiver and back axle air receiver, the admission port of propons brake activation valve is communicated with propons air receiver, and the air extractor duct of propons brake activation valve is communicated with the compressed air brake cylinder of propons drg 4, and the admission port of rear axle brake valve is communicated with back axle air receiver, the air extractor duct of rear axle brake valve is communicated with the control mouth of relay valve 5, and back axle air receiver is communicated with the admission port of relay valve 5.By arranging the propons drg 4 controlled separately, more accurately control automobile brake.The type of adjustment drg and mode, all within protection scope of the present invention.
On the basis of the brake system provided in above-mentioned each detailed description of the invention, air receiver 3 can be communicated with multiple relay valve 5 and correspondingly arrange multiple master cock 7 and multiple electromagnetic valve 8, and each relay valve 5 is all communicated with multiple rear axle brake vi 6.The quantity of each parts and connection mode is adjusted all within protection scope of the present invention according to actual conditions.
When being provided with trailer after automobile, need to increase the brake system to trailer, please refer to Fig. 3, Fig. 3 is the braking principle figure of the another kind of detailed description of the invention of brake system provided by the present invention.
The base portion of brake system is identical with the structure provided in above-mentioned detailed description of the invention, and on trailer, arrange identical parts, and principle of work is identical, achieves the quick response of the brake system to trailer.
Except above-mentioned brake system, the specific embodiment of the present invention also provides a kind of automobile comprising above-mentioned brake system, and the structure of these other each several parts of automobile please refer to prior art, repeats no more herein.
Particularly, above-mentioned automobile can be long wheelbase engineering truck.The on-highway motor vehiclies such as such as car hosit, cement pump truck and trailer train.Generally, long wheelbase engineering truck is the automobile that wheelbase is greater than 3m, applies brake system effect provided by the invention more obvious, and the automobile that certain wheelbase is less than 3m also can equipment the present invention brake system of leading to, and also can play the effect improving speed of response.
Above automobile provided by the present invention and brake system thereof are described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.

Claims (10)

1. the brake system of an automobile, comprise brake pedal (1), air receiver (3), for back axle compression air brake rear axle brake vi (6) and enter the relay valve (5) of described rear axle brake vi (6) for controlling gas, the admission port of described relay valve (5) is communicated with described air receiver (3), the air extractor duct of described relay valve (5) is communicated with the compressed air brake cylinder of described rear axle brake vi (6), it is characterized in that, also comprise master cock (7) and electromagnetic valve (8), the admission port of described electromagnetic valve (8) is communicated with described air receiver (3), the air extractor duct of described electromagnetic valve (8) is communicated with the control mouth of described relay valve (5), when described brake pedal (1) is stepped on, described master cock (7) makes the admission port of described electromagnetic valve (8) be communicated with air extractor duct, and the control mouth air inlet of described relay valve (5) makes the admission port of described relay valve (5) be communicated with air extractor duct, when described brake pedal (1) lifts, described master cock (7) makes the admission port of described electromagnetic valve (8) and air extractor duct disconnect, and the exhausr port venting of described electromagnetic valve (8) makes the admission port of described relay valve (5) and air extractor duct disconnect.
2. brake system according to claim 1, it is characterized in that, also comprise main brake valve (2), the admission port of described main brake valve (2) is communicated with described air receiver (3), and the air extractor duct of described main brake valve (2) is communicated with the control mouth of described relay valve (5); When described brake pedal (1) is stepped on, the admission port of described main brake valve (2) is communicated with air extractor duct; When described brake pedal (1) lifts, the admission port of described main brake valve (2) and air extractor duct disconnect.
3. brake system according to claim 2, it is characterized in that, also comprise two-way valve (9), the control mouth of described relay valve (5) is communicated with the air extractor duct of described main brake valve (2) and the air extractor duct of described electromagnetic valve (8) respectively by described two-way valve (9), and institute's two-way valve (9) control gas flows to the control mouth of described relay valve (5) by the air extractor duct of described main brake valve (2) and/or flowed to the control mouth of described relay valve (5) by the air extractor duct of described electromagnetic valve (8).
4. brake system according to claim 3, it is characterized in that, described two-way valve (9) is specially shuttle valve, an admission port of described shuttle valve is communicated with the air extractor duct of described main brake valve (2), another admission port of described shuttle valve is communicated with the air extractor duct of described electromagnetic valve (8), and the air extractor duct of described shuttle valve is communicated with the control mouth of described relay valve (5).
5. brake system according to claim 1, is characterized in that, described control master cock (7) is specially range-adjustable switch.
6. brake system according to claim 2, it is characterized in that, also comprise the propons drg (4) for propons compression air brake, the compressed air brake cylinder of described propons drg (4) is communicated with the air extractor duct of described main brake valve (2).
7. brake system according to claim 6, it is characterized in that, described main brake valve (2) comprises propons brake activation valve and rear axle brake valve, described air receiver (3) comprises propons air receiver and back axle air receiver, the admission port of described propons brake activation valve is communicated with described propons air receiver, the air extractor duct of described propons brake activation valve is communicated with the compressed air brake cylinder of described propons drg (4), the admission port of described rear axle brake valve is communicated with described back axle air receiver, the air extractor duct of described rear axle brake valve is communicated with the control mouth of described relay valve (5), described back axle air receiver is communicated with the admission port of described relay valve (5).
8. the brake system according to claim 1 to 7 any one, it is characterized in that, described air receiver (3) is communicated with multiple described relay valve (5) and correspondingly arranges multiple described master cock (7) and multiple described electromagnetic valve (8), and each described relay valve (5) is all communicated with multiple described rear axle brake vi (6).
9. an automobile, comprise vehicle body and be installed on the brake system of described vehicle body, it is characterized in that, described brake system is specially the brake system described in claim 1 to 8 any one.
10. automobile according to claim 9, is characterized in that, described automobile is specially long wheelbase engineering truck.
CN201510830670.0A 2015-11-25 2015-11-25 Car and braking system of car Pending CN105329229A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510830670.0A CN105329229A (en) 2015-11-25 2015-11-25 Car and braking system of car

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Application Number Priority Date Filing Date Title
CN201510830670.0A CN105329229A (en) 2015-11-25 2015-11-25 Car and braking system of car

Publications (1)

Publication Number Publication Date
CN105329229A true CN105329229A (en) 2016-02-17

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108001434A (en) * 2017-12-28 2018-05-08 天津清智科技有限公司 A kind of automatic emergency brake system and control method
CN109435926A (en) * 2018-11-30 2019-03-08 厦门金龙旅行车有限公司 A kind of braking system of electric car, control method and electric car
CN110371095A (en) * 2019-07-23 2019-10-25 一汽解放汽车有限公司 A kind of service braking system and vehicle
CN112319538A (en) * 2020-11-17 2021-02-05 中车株洲电力机车有限公司 Virtual rail train and braking system and braking method thereof
CN114670796A (en) * 2022-04-13 2022-06-28 徐州徐工汽车制造有限公司 Brake-by-wire air circuit, control method thereof and vehicle
CN115384470A (en) * 2022-09-30 2022-11-25 东风商用车有限公司 Vehicle emergency braking device and method and vehicle

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JP2001247030A (en) * 2000-03-08 2001-09-11 Hino Motors Ltd Braking device for tractor/trailer connecting vehicle
CN2762095Y (en) * 2004-11-24 2006-03-01 中国第一汽车集团公司 Brake pipeline system of automobile brake performance testing
EP2025569A2 (en) * 2007-08-14 2009-02-18 MAN Nutzfahrzeuge Aktiengesellschaft Auxiliary brake for commercial vehicles
US20120153711A1 (en) * 2009-02-23 2012-06-21 Nabtesco Automotive Corporation Compressed air supply system, compressed air supply device for vehicle, and method of controlling air compressor
CN203611971U (en) * 2013-11-22 2014-05-28 北汽福田汽车股份有限公司 Braking system capable of shortening braking reaction time
CN203876745U (en) * 2014-06-09 2014-10-15 陕西重型汽车有限公司 Electronic control relay valve

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001247030A (en) * 2000-03-08 2001-09-11 Hino Motors Ltd Braking device for tractor/trailer connecting vehicle
CN2762095Y (en) * 2004-11-24 2006-03-01 中国第一汽车集团公司 Brake pipeline system of automobile brake performance testing
EP2025569A2 (en) * 2007-08-14 2009-02-18 MAN Nutzfahrzeuge Aktiengesellschaft Auxiliary brake for commercial vehicles
US20120153711A1 (en) * 2009-02-23 2012-06-21 Nabtesco Automotive Corporation Compressed air supply system, compressed air supply device for vehicle, and method of controlling air compressor
CN203611971U (en) * 2013-11-22 2014-05-28 北汽福田汽车股份有限公司 Braking system capable of shortening braking reaction time
CN203876745U (en) * 2014-06-09 2014-10-15 陕西重型汽车有限公司 Electronic control relay valve

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108001434A (en) * 2017-12-28 2018-05-08 天津清智科技有限公司 A kind of automatic emergency brake system and control method
CN109435926A (en) * 2018-11-30 2019-03-08 厦门金龙旅行车有限公司 A kind of braking system of electric car, control method and electric car
CN109435926B (en) * 2018-11-30 2024-02-20 厦门金龙旅行车有限公司 Electric automobile braking system, control method and electric automobile
CN110371095A (en) * 2019-07-23 2019-10-25 一汽解放汽车有限公司 A kind of service braking system and vehicle
CN110371095B (en) * 2019-07-23 2020-09-18 一汽解放汽车有限公司 Service braking system and vehicle
CN112319538A (en) * 2020-11-17 2021-02-05 中车株洲电力机车有限公司 Virtual rail train and braking system and braking method thereof
CN112319538B (en) * 2020-11-17 2022-04-08 中车株洲电力机车有限公司 Virtual rail train and braking system and braking method thereof
CN114670796A (en) * 2022-04-13 2022-06-28 徐州徐工汽车制造有限公司 Brake-by-wire air circuit, control method thereof and vehicle
CN115384470A (en) * 2022-09-30 2022-11-25 东风商用车有限公司 Vehicle emergency braking device and method and vehicle

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