CN201140712Y - Safety arrangement for disabled vehicle brake - Google Patents
Safety arrangement for disabled vehicle brake Download PDFInfo
- Publication number
- CN201140712Y CN201140712Y CNU2008200009063U CN200820000906U CN201140712Y CN 201140712 Y CN201140712 Y CN 201140712Y CN U2008200009063 U CNU2008200009063 U CN U2008200009063U CN 200820000906 U CN200820000906 U CN 200820000906U CN 201140712 Y CN201140712 Y CN 201140712Y
- Authority
- CN
- China
- Prior art keywords
- brake
- vehicle
- air
- valve
- over valve
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The utility model relates to an automobile brake control device, which particularly relates to an automobile brake failure security protection device. The automobile brake control device comprises an emergency air receiver which is connected with a main air receiver of an air pressure brake system through a pipe, and the emergency air receiver is respectively connected with two magnetic valves D1, D2, wherein the magnetic valve D2 is connected with a front change-over valve through a pipe and the air pressure brake system, the front change-over valve is connected with a left and a right brake air chambers of a front wheel, and the other magnetic valve D1 is connected with a rear change-over valve through a pipe and the air pressure brake system, and the rear change-over valve is connected with a left and a right brake air chambers of a rear wheel, a one-way valve is arranged on a pipe between the main air receiver and the emergency air receiver, the main air receiver is provided with a low-pressure alarm, and the low-pressure alarm is respectively connected with the two magnetic valves D1, D2 and a rear brake light. The automobile brake control device can provide effective brake and start effects, and guarantees a vehicle to continuously and safely drive.
Description
Technical field
The utility model relates to a kind of vehicle brake braking force control system, is specially a kind of vehicle brake fail safe fender 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
It is a kind of under the malfunctioning even entirely ineffective state of the original brake system of vehicle that the purpose of this utility model is to provide, and actv. drag effect can be provided, and guarantee that vehicle can continue the vehicle brake fail safe fender guard of safety traffic.
The technical solution of the utility model is as follows: a kind of vehicle brake fail safe fender guard, comprise by the emergent air receiver of the main air reservoir bonded assembly of pipeline and pneumatic brake system, emergent air receiver connects two electromagnetic valve D1, D2 respectively, one of them electromagnetic valve D2 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 two electromagnetic valve D1, D2 and rear brake lamp respectively.
Aforesaid vehicle brake fail safe fender guard, wherein, at pulse switch MCK of the common port of two electromagnetic valve D1, D2 and rear brake lamp series connection, normally closed switch f2 in parallel between pulse switch MCK and power supply.
Aforesaid vehicle brake fail safe fender guard wherein, is provided with normal open switch f3 between the common port of two electromagnetic valve D1, D2 and rear brake lamp and power supply, normal open switch f3 connects with pulse switch MCK.
Aforesaid vehicle brake fail safe fender guard wherein, is provided with normally open push button switch f1 between the common port of two electromagnetic valve D1, D2 and ground wire.
Aforesaid vehicle brake fail safe fender guard wherein, is provided with low pressure alarm on emergent air receiver, low pressure alarm is connected with buzzer phone.
The utlity model 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 the characteristic of fuel-economizing, and 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 simple pump gas improves the oil consumption process of air pressure 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 utility model.
Among the figure, 1. back change-over valve 15. rapid release valves 16. trailing wheel left and right sides compressed air brake cylinders 17. shuttle valves 18. rear brake lamps 19. electromagnetic valve D120. electromagnetic valve D2 21. buzzer phones 22. relay indicating lights of change-over valve 3. air compressors 4. crosspointer air-pressure gauges 5. simplex air gauges 6. bicavate brake activation valve 7. main air reservoirs 8. low pressure alarms 9. wet air receiver 10. low pressure alarms 11. main air reservoirs 12. check valve DXF 13. emergent air receivers 14. arranged side by side before the front-wheel left and right sides compressed air brake cylinder 2.
The specific embodiment
As shown in Figure 1, the vehicle brake abating protection device comprises by the emergent air receiver 13 of main air reservoir 7 bonded assemblys of pipeline and pneumatic brake system, emergent air receiver 13 connects two electromagnetic valve D1, D2 respectively, one of them electromagnetic valve D2 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 14 of pneumatic brake system by pipeline, and back change-over valve 14 connects trailing wheel left and right sides compressed air brake cylinder 16; On the pipeline between main air reservoir 7 and the emergent air receiver 13, 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 two electromagnetic valve D1, D2 and rear brake lamp 18 respectively.Be provided with low pressure alarm 10 on emergent air receiver 13, low pressure alarm 10 is connected with buzzer phone 22.At pulse switch MCK of the common port of two electromagnetic valve D1, D2 and rear brake lamp 18 series connection, normally closed switch f2 in parallel between pulse switch MCK and power supply.Be provided with normal open switch f3 between the common port of two electromagnetic valve D1, D2 and rear brake lamp 18 and power supply, normal open switch f3 connects with pulse switch MCK.Between the common port of two electromagnetic valve D1, D2 and ground wire, be provided with normally open push button switch f1.
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 DXF 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 and the rear brake lamp on this device automatically, and it is opened respectively, stoplight stop lamp is bright simultaneously, and the pressurized air in the emergent air receiver is moved towards two different directions simultaneously in brake line: wheel brake before a 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 D2-; Another direction realizes rear wheel brake through the trailing wheel left and right sides compressed air brake cylinder 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 and rear brake lamp, front and back compressed air brake cylinder and stoplight stop lamp impulse singla synchronous working make vehicle under the state of crawl brake, realize the pulsation-free automatic train stop.
This device is pressed the normally closed switch f2 on this device after vehicle is implemented self-actuating brake, electromagnetic valve D1, D2 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 f3 on this device, electromagnetic valve D1, D2 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 switch f3, electromagnetic valve D1, D2 self-return, brake is removed.
Under the vehicle air pressure normal condition, press the normally open push button switch f1 on this device, electromagnetic valve D1, D2 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, switch f1 automatically resets, and brake is removed.
The condition of service of vehicle brake fail safe fender guard provided by the utility model 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 f2 (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 f3 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 f3, press f3 and just can implement positive braking vehicle, decontrol f3 and remove brake, f3 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 normally open push button 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, f1 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 f2 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 f3 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 f3, press f3 vehicle is implemented positive braking, decontrol f3 and remove brake, f3 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 f3 on this device just can replace vehicle self to lose efficacy, and can guarantee that normal vehicle operation is (when moving traffic uses f3, press f3 and just can implement positive braking vehicle, decontrol f3 and remove brake, f3 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 normally open push button switch f1 on this device, electromagnetic valve D1, D2 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, switch f1 automatically resets, and brake is removed.
The utility model 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. vehicle brake fail safe fender guard, it is characterized in that: comprise by the emergent air receiver (13) of main air reservoir (7) bonded assembly of pipeline and pneumatic brake system, emergent air receiver (13) connects two electromagnetic valves (D1, D2) respectively, one of them electromagnetic valve (D2) 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 (14) of pneumatic brake system by pipeline, and back change-over valve (14) connects trailing wheel left and right sides compressed air brake cylinder (16); On the pipeline between main air reservoir (7) and the emergent air receiver (13), 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 two electromagnetic valves (D1, D2) and rear brake lamp (18) respectively.
2. vehicle brake fail safe fender guard as claimed in claim 1; it is characterized in that: at the common port of two electromagnetic valves (D1, D2) and rear brake lamp (a 18) series connection pulse switch (MCK), normally closed switch in parallel (f2) between pulse switch (MCK) and power supply.
3. vehicle brake fail safe fender guard as claimed in claim 2; it is characterized in that: be provided with normal open switch (f3) between the common port of two electromagnetic valves (D1, D2) and rear brake lamp (18) and power supply, normal open switch (f3) is connected with pulse switch (MCK).
4. as claim 2 or 3 described vehicle brake fail safe fender guards, it is characterized in that: between the common port of two electromagnetic valves (D1, D2) and ground wire, be provided with normal open switch (f1).
5. as claim 1 or 2 or 3 described vehicle brake fail safe fender guards, it is characterized in that: be provided with low pressure alarm (10) on emergent air receiver (13), low pressure alarm (10) is connected with buzzer phone (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200009063U CN201140712Y (en) | 2008-01-08 | 2008-01-08 | Safety arrangement for disabled vehicle brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200009063U CN201140712Y (en) | 2008-01-08 | 2008-01-08 | Safety arrangement for disabled vehicle brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201140712Y true CN201140712Y (en) | 2008-10-29 |
Family
ID=40068426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200009063U Expired - Fee Related CN201140712Y (en) | 2008-01-08 | 2008-01-08 | Safety arrangement for disabled vehicle brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201140712Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108189825A (en) * | 2016-12-08 | 2018-06-22 | 辽宁丹东新弘源农业科技发展有限公司企业技术研究开发中心 | Vapour drags all-in-one machine brake system |
-
2008
- 2008-01-08 CN CNU2008200009063U patent/CN201140712Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108189825A (en) * | 2016-12-08 | 2018-06-22 | 辽宁丹东新弘源农业科技发展有限公司企业技术研究开发中心 | Vapour drags all-in-one machine brake system |
| CN108189825B (en) * | 2016-12-08 | 2024-03-05 | 辽宁丹东新弘源农业科技发展有限公司企业技术研究开发中心 | Brake system for steam-towing integrated machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201525371U (en) | Air brake system with low pressure safety protection | |
| CN101186206A (en) | Automatic and manual electric emergency brake safety protecting device for vehicle brake invalidation | |
| CN109334705B (en) | Trolley bus braking system and trolley bus | |
| CN201745568U (en) | Heavy mineral dump truck brake control system | |
| CN104442777A (en) | Chassis wheel edge distributed independent brake actuating mechanism and chassis brake system | |
| CN201457355U (en) | Air-pressure brake parking device of disc type tractor assembly | |
| CN204309768U (en) | Chassis wheel edge distributed independent brake actuating mechanism and chassis brake system | |
| CN201140712Y (en) | Safety arrangement for disabled vehicle brake | |
| CN107791945B (en) | Hinge plate protection system of hinge passenger car | |
| CN210618109U (en) | Electronic hydraulic parking system | |
| CN201161584Y (en) | Automatic emergency brake and manual brake safety arrangement for incontrollable vehicle | |
| CN204527182U (en) | Automobile front axle holding brake device, parking braking system of automobile | |
| CN2928613Y (en) | Double pipeline gas-liquid brake system | |
| CN104842978A (en) | Parking assisting device, vehicle braking system and vehicle | |
| CN201009875Y (en) | Brake driving device with high relialibity | |
| CN203211289U (en) | Safety protection device for braking failure of vehicles | |
| CN116691638A (en) | Braking system suitable for automatic driving vehicle | |
| CN109733348A (en) | Emergency vehicle system | |
| CN202608756U (en) | Hydraulic brake control system of mine dump truck | |
| CN101590827B (en) | Flat tire braking system | |
| CN2813389Y (en) | Electric compression pump energy-saving device | |
| CN209535033U (en) | Emergency vehicle system | |
| CN202847676U (en) | All hydraulic brake system of telehandler | |
| CN208760600U (en) | The urgent auxiliary braking system of engineering truck | |
| CN202827555U (en) | Car vacuum brake auxiliary device |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081029 Termination date: 20130108 |