CN101186206A - Automatic and manual electric emergency brake safety protecting device for vehicle brake invalidation - Google Patents
Automatic and manual electric emergency brake safety protecting device for vehicle brake invalidation Download PDFInfo
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- CN101186206A CN101186206A CNA2008100009208A CN200810000920A CN101186206A CN 101186206 A CN101186206 A CN 101186206A CN A2008100009208 A CNA2008100009208 A CN A2008100009208A CN 200810000920 A CN200810000920 A CN 200810000920A CN 101186206 A CN101186206 A CN 101186206A
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Abstract
The invention relates to a vehicle brake control device, in particular to an automatic and manual electric emergency brake safety protection device when the vehicle brake fails to work. The invention comprises an emergency gas storage cylinder connected with a main gas storage cylinder of a pressure brake system by a pipeline; the emergency gas storage cylinder is respectively connected with three electromagnetic valves D1, D2 and D3; wherein, the electromagnetic valve D3 is connected with a front reversion valve of the pressure brake system by the pipeline; the front reversion valve is connected with a front wheel left brake air room and a front wheel right brake air room; the other electromagnetic valve D1 is connected with a rear reversion valve of the pressure brake system by the pipeline; the rear reversion valve is connected with a rear wheel left brake air room and a rear wheel right brake air room; a one-way valve is arranged on the pipeline between the main gas storage cylinder and the emergency gas storage cylinder; the main gas storage cylinder is provided with a low pressure alarm which is respectively connected with the electromagnetic valves D1 and D3 and a rear brake light. The invention can provide effective braking and ensure that the vehicle continues to be safely driven on the condition that the original brake system fails to work or even breaks down completely.
Description
Technical field
The present invention relates to a kind of vehicle brake braking force control system, be specially a kind of vehicle brake and lost efficacy automatically and manual electric emergency brake safety guard.
Background technology
Along with the continuous development of industry and the raising day by day of people's living standard, car opertion is more and more general and extensive, but the incidence of traffic accident simultaneously also rises thereupon.Vehicle is in the middle of driving process; Shi Changhui causes brake failure or inefficacy because brake system breaks down; in case this situation occurs; navigating mate often can't in time be taked the actv. remedial measures; thereby very easily cause the generation of traffic accident; cause damage for people's life and property, show, because of brake failure or the traffic accident that causes of losing efficacy account for more than 2 one-tenth of whole traffic accident according to relevant statistical information.
The brake system of vehicle generally is divided into oil pressure brake and two kinds of forms of pneumatic brake, for pneumatic brake system, its fault cause mainly is to go wrong owing to gas supply system, or the foot brake steering unit breaks down and caused.At these reasons, also proposed some car brakeing safety device and safety measures at present, but these devices often need all to set up some special-purpose physical constructions to vehicle, increased the complexity of vehicle part, and it is also convenient inadequately to operate.In addition; the emergency brake of some vehicle is after carrying out the drag operation; though vehicle has stopped travelling; but can't normally be started again; and must be after having repaired fault, the brake off device just can make vehicle return running condition again; though the emergency brake of this form can play the effect of safety guard-safeguard, also brought great inconvenience to the user simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of under the malfunctioning even entirely ineffective state of the original brake system of vehicle; actv. drag effect can be provided, and guarantee that vehicle can continue the automatic and manual electric emergency brake safety guard of vehicle brake inefficacy of safety traffic.
Technical scheme of the present invention is as follows: a kind of vehicle brake lost efficacy automatically and manual electric emergency brake safety guard, comprise by the emergent air receiver of the main air reservoir bonded assembly of pipeline and pneumatic brake system, emergent air receiver connects three electromagnetic valve D1, D2, D3 respectively, one of them electromagnetic valve D3 is connected with the preceding change-over valve of pneumatic brake system by pipeline, preceding change-over valve connects front-wheel left and right sides compressed air brake cylinder, another electromagnetic valve D1 is connected with the back change-over valve of pneumatic brake system by pipeline, and back change-over valve connects trailing wheel left and right sides compressed air brake cylinder; On the pipeline between main air reservoir and the emergent air receiver, be provided with check valve; Main air reservoir is provided with low pressure alarm, and low pressure alarm is connected with three electromagnetic valve D1, D2, D3 and rear brake lamps respectively.
Aforesaid vehicle brake lost efficacy automatically and manual electric emergency brake safety guard; wherein; at pulse switch MCK of the common port of three electromagnetic valve D1, D2, D3 and rear brake lamps series connection, normally closed switch f3 in parallel between pulse switch MCK and power supply.
Aforesaid vehicle brake lost efficacy automatically and manual electric emergency brake safety guard; wherein; be provided with normally open push button switch f4 between the common port of three electromagnetic valve D1, D2, D3 and rear brake lamps and power supply, normally open push button switch f4 connects with pulse switch MCK.
Aforesaid vehicle brake lost efficacy automatically and manual electric emergency brake safety guard, wherein, was provided with gang switch f1f2 between the common port of three electromagnetic valve D1, D2, D3 and ground wire.
Aforesaid vehicle brake lost efficacy automatically and manual electric emergency brake safety guard, wherein, was provided with low pressure alarm on emergent air receiver, and low pressure alarm is connected with buzzer phone.
The present invention has following beneficial effect:
(1) this device and original brake system of vehicle be without any interference, is to the important supplement of pneumatic brake vehicle brake safety Design and perfect;
(2) this installation cost is low, and has a characteristic of fuel-economizing, in the gas, the compressed-air actuated pressure in the emergent air receiver remains unchanged vehicle in getting rid of main air reservoir, and plantagin does not have air pressure and improve the oil consumption process of air pressure merely by pump gas thereby reduced every day and go out;
(3) this device can be eliminated the worry that the brake application by spring air chamber makes vehicle not move or to travel automatically under the situation of air pressure deficiency;
(4) this device is easy to operate, and full automaticity and hand push button can be realized the positive braking braking to vehicle;
(5) this device can be installed on various types of vehicles of pneumatic brake, has extensive applicability.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Among the figure, 1. brake chamber 2. front reversal valve 3. air compressors 4. crosspointer air gauges 5. simplex air gauges 6. bicavate brake valve 7. main air reservoirs 8. low pressure alarms 9. wet gas receiver 10. low pressure alarms 11. main air reservoirs 12. check valve DXF1 13. arranged side by side in the front-wheel left and right sides remove reversal valve 14. emergent gas receiver 15. rear reversal valve 16. quick release valves 17. trailing wheel left and right sides brake chambers 18. shuttle valves 19. rear brake lamps 20. magnetic valve D1 21. magnetic valve D2 22. check valve DXF2 23. magnetic valve D324. buzzers 25. relay indicating light 26.F4 normally open push button switch 27.F3 normally closed switch 28.f1f2 linked switches
The specific embodiment
As shown in Figure 1, vehicle brake lost efficacy automatically and manual electric emergency brake safety guard comprises by the emergent air receiver 14 of main air reservoir 7 bonded assemblys of pipeline and pneumatic brake system, emergent air receiver 14 connects three electromagnetic valve D1, D2, D3 respectively, one of them electromagnetic valve D3 is connected with the preceding change-over valve 2 of pneumatic brake system by pipeline, preceding change-over valve 2 connects front-wheel left and right sides compressed air brake cylinders 1, another electromagnetic valve D1 is connected with the back change-over valve 15 of pneumatic brake system by pipeline, and back change-over valve 15 connects trailing wheel left and right sides compressed air brake cylinder 17; On the pipeline between main air reservoir 7 and the emergent air receiver 14, be provided with check valve 12; Main air reservoir 7 is provided with low pressure alarm 8, and low pressure alarm 8 is connected with three electromagnetic valve D1, D2, D3 and rear brake lamp 19 respectively.Be provided with low pressure alarm 10 on emergent air receiver 14, low pressure alarm 10 is connected with buzzer phone 24.At pulse switch MCK of the common port of three electromagnetic valve D1, D2, D3 and rear brake lamp 19 series connection, normally closed switch f3 in parallel between pulse switch MCK and power supply.Be provided with normally open push button switch f4 between the common port of three electromagnetic valve D1, D2, D3 and rear brake lamp 19 and power supply, normally open push button switch f4 connects with pulse switch MCK.Between the common port of three electromagnetic valve D1, D2, D3 and ground wire, be provided with gang switch f1f2.
This device is before starting working, at first the air of compression is flowed to the main air reservoir of vehicle self configuration installation by the air compressor (3) of vehicle, the emergent air receiver air feed of check valve DXF1 on this device that pressurized air in the main air reservoir is set through this device, because the pressurized air of having used when the supply sudden stop has just been laid in the effect of the unidirectional ventilatory function of check valve, emergent air receiver under the normal state of vehicle gas supply system.The vehicle air pressure fluctuation that behind apply the brakes, is bound to take place, because the effect of check valve has been arranged, the above state of nominal standard operating air pressure that remains on that the compressed-air actuated pressure of emergent air receiver deposit can be stable.When the air pressure of vehicle self is lower than the nominal standard operating air pressure or does not have air pressure fully, the electric signal of low pressure alarm will pass to electromagnetic valve D1, D2, D3 and the rear brake lamp on this device automatically, and it is opened respectively, stoplight stop lamp is bright simultaneously, pressurized air in the emergent air receiver is moved towards three different directions simultaneously in brake line: direction is through the brake application by spring chamber of the trailing wheel left and right sides brake application by spring air chamber of the releasing change-over valve-vehicle self on this device of check valve DXF2-electromagnetic valve D2-on this device, the releasing brake of dying; Wheel brake before another direction realizes through the front-wheel left and right sides compressed air brake cylinder of the preceding change-over valve-vehicle self on this device of electromagnetic valve D3-; Another direction realizes rear wheel brake through the brake application by spring air chamber driving chamber, the trailing wheel left and right sides of the back change-over valve-vehicle self on this device of electromagnetic valve D1-.Under the effect of the series connected pulse switch MCK of the common port of electromagnetic valve D1, D2, D3 and rear brake lamp, front and back compressed air brake cylinder and stoplight stop lamp impulse singla synchronous working, the state that dying stops automatically terminates remains unchanged, and makes vehicle under the state of crawl brake, realizes the pulsation-free automatic train stop.
This device is pressed the normally closed switch f3 on this device after vehicle is implemented self-actuating brake, electromagnetic valve D1, D3 power-off restoration, and the pressurized air of front and back compressed air brake cylinder is discharged, and the self-actuating brake state of this device is removed.
Press the normally open push button switch f4 on this device, electromagnetic valve D1, D3 open simultaneously, compressed air brake cylinder before and after the pressurized air of emergent air receiver deposit enters respectively simultaneously, front and back wheel is implemented positive braking, decontrol normally open push button switch f4, electromagnetic valve D1, D3 self-return, brake is removed.
Under vehicle air pressure normal condition, press the switch f1 (f2 disconnection) on this device, electromagnetic valve D1, D3 open, compressed air brake cylinder after the pressurized air of emergent air receiver deposit steps forward respectively simultaneously, the realization front and back wheel is braked simultaneously, decontrols switch f1, gang switch f1f2 automatically resets, and brake is removed.
Vehicle brake inefficacy provided by the present invention condition of service automatic and manual electric emergency brake safety guard is as follows:
1. the use of vehicle under can not motoring condition
When 1.1 vehicle can not travel because of gas supply system breaks down (air-pressure gauge of vehicle self configuration installation shows that air pressure is lower than the nominal standard operating air pressure or does not have air pressure fully), this device will be implemented brake to vehicle automatically, cause vehicle to be in braking state all the time, if need to remove braking state, the power supply normally closed switch f3 (promptly turning off) that presses on this device gets final product.Vehicle such as need move or when recovering cruising, the brake function that uses the power supply normally open push button switch f4 on this device just can replace vehicle self to lose efficacy can guarantee that also normal vehicle operation is (when the vehicle that travels uses f4, press f4 and just can implement positive braking vehicle, decontrol f4 and remove brake, f4 can also keep vehicle to continue safety traffic).
1.2 vehicle breaks down because of the foot brake steering unit, when causing the vehicle loses brake function not travel, use power supply gang switch f1 on this device just can replace the foot brake steering unit that lost efficacy, and can guarantee that vehicle recovers cruising (when moving traffic uses f1, press f1 vehicle is implemented positive braking, decontrol f1 and remove brake, f2 can also keep vehicle to continue safety traffic).
2. the use under the vehicle running state
2.1 the air-pressure gauge that the vehicle that travels self configuration is installed shows when air pressure is lower than the nominal standard operating air pressure or does not have air pressure fully, causes vehicle brake malfunctioning or when losing efficacy, this device will be implemented the actv. brake to vehicle automatically.Vehicle after the brake promptly is in braking state (vehicle can not travel), and the power supply normally closed switch f3 that presses on this device can remove the self-actuating brake state that this device produces the vehicle that travels.Because vehicle the air feed fault occurs and causes brake and drive system for vehicle with tow not use, when vehicle needs to continue to travel again, use the power supply normally open push button switch f4 on this device just can replace the brake function that vehicle self is malfunctioning or lost efficacy, and can guarantee that normal vehicle operation is (when moving traffic uses f4, press f4 vehicle is implemented positive braking, decontrol f4 and remove brake, f4 can also keep vehicle to continue safety traffic).
2.2 the vehicle foot brake steering unit and the gas supply system that travel all break down, when causing the vehicle loses brake function not travel, the brake function that uses the power supply normally open push button switch f4 on this device just can replace vehicle self to lose efficacy, and can guarantee that normal vehicle operation is (when moving traffic uses f4, press f4 and just can implement positive braking vehicle, decontrol f4 and remove brake, f4 can also keep vehicle to continue safety traffic).
Vehicle can not travel and motoring condition under use
No matter be the vehicle that can not travel or travel, when the normal but foot brake steering unit of vehicle gas supply system breaks down, press the power supply gang switch f1 (f2 disconnection) on this device, electromagnetic valve D1, D3 open, compressed air brake cylinder after the pressurized air of emergent air receiver deposit steps forward respectively simultaneously, the realization front and back wheel is braked simultaneously.Decontrol f1, gang switch f1f2 automatically resets, and brake is removed.
The present invention is reasonable in design, and is simple in structure, easy to operate, and the cost performance height has strengthened the safety guarantee of vehicle performance that adopts the compression air brake technology, is the important supplement of vehicle compression air brake technology and perfect.
Claims (5)
1. a vehicle brake lost efficacy automatically and manual electric emergency brake safety guard, it is characterized in that: comprise by the emergent air receiver (14) of main air reservoir (7) bonded assembly of pipeline and pneumatic brake system, emergent air receiver (14) connects three electromagnetic valve (D1 respectively, D2, D3), one of them electromagnetic valve (D3) is connected with the preceding change-over valve (2) of pneumatic brake system by pipeline, preceding change-over valve (2) connects front-wheel left and right sides compressed air brake cylinder (1), another electromagnetic valve (D1) is connected with the back change-over valve (15) of pneumatic brake system by pipeline, and back change-over valve (15) connects trailing wheel left and right sides compressed air brake cylinder (17); On the pipeline between main air reservoir (7) and the emergent air receiver (14), be provided with check valve (12); Main air reservoir (7) is provided with low pressure alarm (8), and low pressure alarm (8) is connected with three electromagnetic valves (D1, D2, D3) and rear brake lamp (19) respectively.
2. vehicle brake as claimed in claim 1 lost efficacy automatically and manual electric emergency brake safety guard; it is characterized in that: at the common port of three electromagnetic valves (D1, D2, D3) and rear brake lamp (a 19) series connection pulse switch (MCK), normally closed switch in parallel (f3) between pulse switch (MCK) and power supply.
3. vehicle brake as claimed in claim 2 lost efficacy automatically and manual electric emergency brake safety guard; it is characterized in that: be provided with normally open push button switch (f4) between the common port of three electromagnetic valves (D1, D2, D3) and rear brake lamp (19) and power supply, normally open push button switch (f4) is connected with pulse switch (MCK).
4. lost efficacy automatically and manual electric emergency brake safety guard as claim 2 or 3 described vehicle brakes, it is characterized in that: between the common port of three electromagnetic valves (D1, D2, D3) and ground wire, be provided with gang switch (f1f2).
5. lost efficacy automatically and manual electric emergency brake safety guard as claim 1 or 2 or 3 or 4 described vehicle brakes; it is characterized in that: be provided with low pressure alarm (10) on emergent air receiver (14), low pressure alarm (10) is connected with buzzer phone (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100009208A CN101186206A (en) | 2008-01-08 | 2008-01-08 | Automatic and manual electric emergency brake safety protecting device for vehicle brake invalidation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100009208A CN101186206A (en) | 2008-01-08 | 2008-01-08 | Automatic and manual electric emergency brake safety protecting device for vehicle brake invalidation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101186206A true CN101186206A (en) | 2008-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100009208A Pending CN101186206A (en) | 2008-01-08 | 2008-01-08 | Automatic and manual electric emergency brake safety protecting device for vehicle brake invalidation |
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| Country | Link |
|---|---|
| CN (1) | CN101186206A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009086738A1 (en) * | 2008-01-09 | 2009-07-16 | Hubei Jiawang Automotive Braking System Manufacturing Limited Company | Emergency braking safety-protecting device |
| CN103738335A (en) * | 2013-12-26 | 2014-04-23 | 柳州正菱集团有限公司 | Installation way for low pressure warning switch of loading machine brake system |
| CN103770764A (en) * | 2012-10-23 | 2014-05-07 | 利勃海尔液压挖掘机有限公司 | Braking apparatus for work machines and method of actuating said braking apparatus |
| CN103850869A (en) * | 2012-11-28 | 2014-06-11 | 东方电机控制设备有限公司 | Air braking system |
| CN104908729A (en) * | 2015-06-16 | 2015-09-16 | 成都东洋机械制造有限公司 | Vehicle double-insurance brake system |
| CN105151021A (en) * | 2015-09-14 | 2015-12-16 | 郑州宇通客车股份有限公司 | Car braking automatic control system and control method having man-machine double driving and double control function |
-
2008
- 2008-01-08 CN CNA2008100009208A patent/CN101186206A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009086738A1 (en) * | 2008-01-09 | 2009-07-16 | Hubei Jiawang Automotive Braking System Manufacturing Limited Company | Emergency braking safety-protecting device |
| CN103770764A (en) * | 2012-10-23 | 2014-05-07 | 利勃海尔液压挖掘机有限公司 | Braking apparatus for work machines and method of actuating said braking apparatus |
| CN103850869A (en) * | 2012-11-28 | 2014-06-11 | 东方电机控制设备有限公司 | Air braking system |
| CN103738335A (en) * | 2013-12-26 | 2014-04-23 | 柳州正菱集团有限公司 | Installation way for low pressure warning switch of loading machine brake system |
| CN104908729A (en) * | 2015-06-16 | 2015-09-16 | 成都东洋机械制造有限公司 | Vehicle double-insurance brake system |
| CN104908729B (en) * | 2015-06-16 | 2018-07-06 | 成都东洋蓝环保设备有限公司 | Vehicle dual-safety brake system |
| CN105151021A (en) * | 2015-09-14 | 2015-12-16 | 郑州宇通客车股份有限公司 | Car braking automatic control system and control method having man-machine double driving and double control function |
| CN105151021B (en) * | 2015-09-14 | 2018-01-19 | 郑州宇通客车股份有限公司 | A kind of man-machine double vehicle braking automatic control systems and its control method for driving dual control |
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Open date: 20080528 |