CN103522999B - Vehicle Pneumatic braking device can be towed voluntarily - Google Patents
Vehicle Pneumatic braking device can be towed voluntarily Download PDFInfo
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- CN103522999B CN103522999B CN201310543057.1A CN201310543057A CN103522999B CN 103522999 B CN103522999 B CN 103522999B CN 201310543057 A CN201310543057 A CN 201310543057A CN 103522999 B CN103522999 B CN 103522999B
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Abstract
The present invention relates to one and can tow vehicle Pneumatic braking device voluntarily.It comprises wet air tank, second gas port of wet air tank is connected with the first gas port of the inflator that desiccates by tracheae, the second gas port of inflator of desiccating is connected with the port of first-hand brake activation valve, the port of second-hand's brake activation valve respectively, the parking mouth of first-hand brake activation valve is connected with the port of aie escape valve, the parking mouth of aie escape valve connects with the braking during standstill interface of corresponding spring brake chamber respectively, and the driving parking interface of spring brake chamber is connected to the service brake mouth connection of emergency relay valve; The parking mouth of second-hand's brake activation valve is connected with the air storage nozzle of emergency relay valve.The present invention all can give service brake at the mode of operation of low speed driving and compared with the motoring condition of transition voluntarily between short range, gives braking during standstill when stopping simultaneously; Service brake can be realized by tractor truck control cock when being towed transition by tractor truck, when stopping, realize braking during standstill by the control cock of this gas brake circuit simultaneously, safe and reliable.
Description
Technical field
The present invention relates to a kind of brake equipment, especially one can tow vehicle Pneumatic braking device voluntarily.
Background technology
Along with the development that highway in China is built, make the maintenance load of built highway also more and more heavier, development goes out a kind of in-situ heat regeneration road surface recovery technique for this reason.The supporting locomotive of this technical requirements not only can operationally pulsation-free low speed driving, and the transition of energy fast speed, therefore this locomotive all adopts all-hydraulic transmission running gear to adapt to the requirement of pulsation-free low speed driving, simultaneously again can in comparatively transition voluntarily between short range, the transition between longer distance is then towed this car to realize by tractor truck.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, there is provided one can tow vehicle Pneumatic braking device voluntarily, it all can give service brake at the mode of operation of low speed driving and compared with the motoring condition of transition voluntarily between short range, gives braking during standstill when stopping simultaneously; Can realize service brake by tractor truck control cock when being towed transition by tractor truck, by the control cock of this gas brake circuit realize braking during standstill when stopping simultaneously, compact conformation is reasonable, safe and reliable.
According to technical scheme provided by the invention, describedly can tow vehicle Pneumatic braking device voluntarily, comprise wet air tank, second gas port of described wet air tank is connected with the first gas port of the inflator that desiccates by tracheae, desiccate inflator the second gas port respectively with the port of first-hand brake activation valve, the port of second-hand's brake activation valve connects, the parking mouth of first-hand brake activation valve is connected with the port of aie escape valve, the parking mouth of aie escape valve connects with the braking during standstill interface of corresponding spring brake chamber respectively, the driving parking interface of spring brake chamber is connected to the service brake mouth connection of emergency relay valve, the parking mouth of second-hand's brake activation valve is connected with the air storage nozzle of emergency relay valve.
First gas port of described wet air tank is connected with the interface of giving vent to anger of Air compressor.The air extractor duct of described Air compressor is connected to the first gas port of wet air tank by check valve, and wet air tank is connected with the unloader valve on Air compressor by tracheae.
Second gas port of the described inflator that desiccates is connected with the port of first-hand brake activation valve, the port of second-hand's brake activation valve by four-way connection, wherein, the second gas port of inflator of desiccating is connected with the first joint of four-way connection by tracheae, the port of first-hand brake activation valve is connected with the second joint of four-way connection by tracheae, the port of second-hand's brake activation valve is connected with the 3rd joint of four-way connection by tracheae, and the 4th joint of four-way connection is connected with air-pressure gauge.
The port of described emergency relay valve is connected with energy supply connector, and the control mouth of emergency relay valve is connected with control linkage head.
Described wet air tank is provided with the first blow off valve.The described inflator that desiccates is provided with the second blow off valve.
Advantage of the present invention: all can give service brake at the mode of operation of low speed driving and compared with the motoring condition of transition voluntarily between short range, gives braking during standstill when stopping simultaneously; Can realize service brake by tractor truck control cock when being towed transition by tractor truck, by the control cock of this gas brake circuit realize braking during standstill when stopping simultaneously, compact conformation is reasonable, easy to connect, safe and reliable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Description of reference numerals: wet air tank, 5-first blow off valve, 6-of 1-Air compressor, 2-unloader valve, 3-check valve, 4-desiccates inflator, 7-second blow off valve, 8-four-way connection, the first-hand brake activation valve of 9-, 10-aie escape valve, 11-spring brake chamber, 12-second-hand's brake activation valve, 13-emergency relay valve, 14-energy supply connector, 15-control linkage head and 16-air-pressure gauge.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in Figure 1: in order to all service brake can be given at the mode of operation of low speed driving and compared with the motoring condition of transition voluntarily between short range, give braking during standstill when stopping simultaneously, service brake can be realized by tractor truck control cock when being towed transition by tractor truck, realize braking during standstill by the control cock of this gas brake circuit when stopping simultaneously, the present invention includes wet air tank 4, second gas port of described wet air tank 4 is connected by first gas port of tracheae with the inflator 6 that desiccates, desiccate inflator 6 the second gas port respectively with the port of first-hand brake activation valve 9, the port of second-hand's brake activation valve 12 connects, the parking mouth of first-hand brake activation valve 9 is connected with the port of aie escape valve 10, the parking mouth of aie escape valve 10 connects with the braking during standstill interface of corresponding spring brake chamber 11 respectively, the driving parking interface of spring brake chamber 11 is connected to the service brake mouth connection of emergency relay valve 13, the parking mouth of second-hand's brake activation valve 12 is connected with the air storage nozzle of emergency relay valve 13.
Particularly, in the embodiment of the present invention, the pressure gas in wet air tank 4 can carry out air feed by the Air compressor 1 that vehicle carries, and now, described first gas port of wet air tank 4 is connected with the interface of giving vent to anger of Air compressor 1.The air extractor duct of described Air compressor 1 is connected to the first gas port of wet air tank 4 by check valve 3, and wet air tank 4 is connected with the unloader valve 2 on Air compressor 1 by tracheae.Wet air tank 4 is connected with the unloader valve 2 on Air compressor 1 by tracheae, can make Air compressor 1 no-load run after the pressure that air pressure reaches required.
Second gas port of the described inflator 6 that desiccates is connected with the port of first-hand brake activation valve 9, the port of second-hand's brake activation valve 12 by four-way connection 8, wherein, the second gas port of inflator 6 of desiccating is connected with the first joint of four-way connection 8 by tracheae, the port of first-hand brake activation valve 9 is connected with the second joint of four-way connection 8 by tracheae, the port of second-hand's brake activation valve 12 is connected with the 3rd joint of four-way connection 12 by tracheae, and the 4th joint of four-way connection 8 is connected with air-pressure gauge.
The port of described emergency relay valve 13 is connected with energy supply connector 14, and the control mouth of emergency relay valve 13 is connected with control linkage 15.Described wet air tank 4 is provided with the first blow off valve 5.The described inflator 6 that desiccates is provided with the second blow off valve 7.
During the embodiment of the present invention, when needs are at the mode of operation of low speed driving and when all can give service brake compared with the motoring condition of transition voluntarily between short range, working process is: in this mode of operation, brake system is by engine air compressor 1 air feed of vehicle self-carrying, pressurized air, after the process of wet air tank 4 cool drying, enters the inflator 6 that desiccates and stores.The gas desiccated in inflator 6 connects the port of second-hand's brake activation valve 12 by tracheae and four-way connection 8, the air storage nozzle of the parking mouth access emergency relay valve 13 of second-hand's brake activation valve 12, the service brake mouth of emergency relay valve 13 is connected to the service brake mouth of the spring brake chamber 11 of forward and backward vehicle bridge respectively.Simultaneously, the gas desiccated in inflator 6 is connected with the port of first-hand brake activation valve 9 by tracheae and four-way connection 8, the port of the parking mouth access aie escape valve 10 of first-hand brake activation valve 8, the parking mouth of aie escape valve 10 is connected to the braking during standstill mouth of the spring brake chamber 11 of forward and backward vehicle bridge respectively.In driving process, first-hand brake activation valve 9 is in traveling gears, the port of first-hand brake activation valve 9 and the parking mouth UNICOM of described first-hand brake activation valve 9.Now, from the pressure gas of the inflator 6 that desiccates through first-hand brake activation valve 9, aie escape valve 10 enters the parking air cavity of the spring brake chamber 11 of forward and backward vehicle bridge, removes braking during standstill, makes vehicle wheeled.Second-hand's brake activation valve 12 is in parking stall, and the port of second-hand's brake activation valve 12 is closed, and its parking mouth and relief port are connected, and now the driving air cavity of the spring brake chamber 11 of forward and backward vehicle bridge leads to air.When needing braking in this case, second-hand's brake activation valve 12 is made to be in traveling gears, the port of second-hand's brake activation valve 12 and the parking mouth UNICOM of second-hand's brake activation valve 12, the driving air cavity now entering the spring brake chamber 11 of forward and backward vehicle bridge from the pressure gas of the inflator 6 that desiccates through second-hand's brake activation valve 12 and emergency relay valve 13 realizes service brake.
Describedly give braking during standstill realize in the following manner when stopping: during in this state, second-hand's brake activation valve 12 is in parking stall, the port of second-hand's brake activation valve 12 is closed, and its parking mouth and relief port are connected, now the driving air cavity of the spring brake chamber 11 of forward and backward vehicle bridge leads to air, and this chamber does not participate in braking.First-hand brake activation valve 9 is made to be in parking stall, the port of first-hand brake activation valve 9 is closed, and its parking mouth and relief port are connected, now the service brake air cavity of the spring brake chamber 11 of forward and backward vehicle bridge leads to air, this air cavity gas, via the relief port Rapid degassing of aie escape valve 10, realizes vehicle parking braking during standstill.
Service brake can be realized by tractor truck control cock by this gas brake circuit when towing transition by tractor truck to realize in the following manner: in this mode of operation, tractor truck is by energy supply connector 14 to brake system air feed, and tractor truck separately controls the service brake of trailer by a control linkage 15 service brake valve worn by tractor truck.When tractor truck drawbar trailer together travels, second-hand's brake activation valve 12 is in traveling gears, the port of second-hand's brake activation valve 12 and the parking mouth UNICOM of second-hand's brake activation valve 12.The pressurized air of tractor truck enters by energy supply connector 14 inflator 6 that desiccates, wet air tank 4 inventory of gas.Now first-hand brake activation valve 9 is also in traveling gears, the port of first-hand brake activation valve 9 and the parking mouth UNICOM of first-hand brake activation valve 9, pressurized air is simultaneously through first-hand brake activation valve 9, aie escape valve 10 enters the parking air cavity of the spring brake chamber 11 of forward and backward vehicle bridge, remove braking during standstill, make vehicle wheeled.When needing service brake, the speed-slackening signal gas of the service brake valve that tractor truck is worn enters emergency relay valve 13 by control linkage 15, make air storage nozzle and the service brake mouth UNICOM of emergency relay valve 13, gas in air tank enters the service brake air cavity of the spring brake chamber 11 of forward and backward vehicle bridge via emergency vehicle valve 13, realize service brake.Simultaneously the pressure gas of tractor truck still by the air storage nozzle of energy supply connector 14 and emergency relay valve 13 to air tank air feed, to keep braking pressure constant.
The braking during standstill towed when transition is stopped by tractor truck realizes in the following manner: when tractor truck and trailer together stop, and because tractor engine is shut down, no longer to brake system air feed, and tractor truck implements the braking during standstill of tractor truck by the control cock carried.Make second-hand's brake activation valve 12 be in parking stall, the port of second-hand's brake activation valve 12 is closed, and its parking mouth and relief port are connected, and now the driving air cavity of the spring brake chamber 11 of forward and backward vehicle bridge leads to air, does not brake.First-hand brake activation valve 9 is made to be in parking stall, the port of first-hand brake activation valve 9 is closed, and its parking mouth and relief port are connected, now the service brake air cavity of the spring brake chamber 11 of forward and backward vehicle bridge leads to air, this air cavity gas, via the relief port Rapid degassing of aie escape valve 10, realizes the braking during standstill that originally can tow vehicle voluntarily.
Claims (7)
1. one kind can tow vehicle Pneumatic braking device voluntarily, it is characterized in that: comprise wet air tank (4), first gas port of described wet air tank (4) is connected by first gas port of tracheae with the inflator that desiccates (6), desiccate inflator (6) the second gas port respectively with the port of first-hand brake activation valve (9), the port of second-hand's brake activation valve (12) connects, the parking mouth of first-hand brake activation valve (9) is connected with the port of aie escape valve (10), the parking mouth of aie escape valve (10) connects with the braking during standstill interface of corresponding spring brake chamber (11) respectively, the driving parking interface of spring brake chamber (11) is connected with the service brake mouth of emergency relay valve (13), the parking mouth of second-hand's brake activation valve (12) is connected with the air storage nozzle of emergency relay valve (13).
2. according to claim 1ly can tow vehicle Pneumatic braking device voluntarily, it is characterized in that: the second gas port of described wet air tank (4) is connected with the interface of giving vent to anger of Air compressor (1).
3. according to claim 2ly can tow vehicle Pneumatic braking device voluntarily, it is characterized in that: the air extractor duct of described Air compressor (1) is connected to the second gas port of wet air tank (4) by check valve (3), and wet air tank (4) is connected with the unloader valve (2) on Air compressor (1) by tracheae.
4. according to claim 1ly can tow vehicle Pneumatic braking device voluntarily, it is characterized in that: described in desiccate the second gas port of inflator (6) by the port of four-way connection (8) and first-hand brake activation valve (9), the port of second-hand's brake activation valve (12) connects, wherein, the second gas port of inflator (6) of desiccating is connected by first joint of tracheae with four-way connection (8), the port of first-hand brake activation valve (9) is connected by second joint of tracheae with four-way connection (8), the port of second-hand's brake activation valve (12) is connected with the 3rd joint of four-way connection (8) by tracheae, 4th joint of four-way connection (8) is connected with air-pressure gauge.
5. according to claim 1ly can tow vehicle Pneumatic braking device voluntarily, it is characterized in that: the port of described emergency relay valve (13) is connected with energy supply connector (14), the control mouth of emergency relay valve (13) is connected with control linkage head (15).
6. according to claim 1ly can tow vehicle Pneumatic braking device voluntarily, it is characterized in that: described wet air tank (4) is provided with the first blow off valve (5).
7. according to claim 6ly can tow vehicle Pneumatic braking device voluntarily, it is characterized in that: described in the inflator (6) that desiccates be provided with the second blow off valve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310543057.1A CN103522999B (en) | 2013-11-05 | 2013-11-05 | Vehicle Pneumatic braking device can be towed voluntarily |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310543057.1A CN103522999B (en) | 2013-11-05 | 2013-11-05 | Vehicle Pneumatic braking device can be towed voluntarily |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103522999A CN103522999A (en) | 2014-01-22 |
| CN103522999B true CN103522999B (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310543057.1A Expired - Fee Related CN103522999B (en) | 2013-11-05 | 2013-11-05 | Vehicle Pneumatic braking device can be towed voluntarily |
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| CN (1) | CN103522999B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109263620A (en) * | 2018-09-28 | 2019-01-25 | 安徽合力股份有限公司牵引车分公司 | A kind of Trailer equipment and braking system of the braking of band gas |
| CN109552296B (en) * | 2018-11-28 | 2021-04-13 | 湖北三江航天万山特种车辆有限公司 | Dual mode auto-switching trailer brake system |
| CN110091848B (en) * | 2019-05-22 | 2022-02-25 | 山东理工大学 | Two-wheel-drive electric vehicle braking energy recovery gas circuit based on stacked one-way valve and one-way valve |
| CN113370957B (en) * | 2021-08-16 | 2021-11-02 | 北京晟科网鼎网络科技有限公司 | Braking force distribution control method, braking system and braking method for electric loader |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4770470A (en) * | 1987-05-18 | 1988-09-13 | Kabushiki Kaisha Komatsu Seisakusho | Brake circuit system for use in vehicles with selectively actuated relay valves and with protection valves |
| EP0478953A1 (en) * | 1990-10-01 | 1992-04-08 | Robert Bosch Gmbh | Electro-pneumatic brake arrangement |
| CN1240734A (en) * | 1998-06-27 | 2000-01-12 | 王三长 | Automatically pneumatic driver with dual pipelines for emergency braking of car |
| CN2383738Y (en) * | 1999-07-01 | 2000-06-21 | 四川汽车制造厂 | Trailer brake |
| CN201009875Y (en) * | 2006-12-28 | 2008-01-23 | 张润 | Brake driving device with high relialibity |
| CN202608757U (en) * | 2012-04-25 | 2012-12-19 | 北汽福田汽车股份有限公司 | Emergency brake and parking brake device and air-pressure braked vehicle |
-
2013
- 2013-11-05 CN CN201310543057.1A patent/CN103522999B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4770470A (en) * | 1987-05-18 | 1988-09-13 | Kabushiki Kaisha Komatsu Seisakusho | Brake circuit system for use in vehicles with selectively actuated relay valves and with protection valves |
| EP0478953A1 (en) * | 1990-10-01 | 1992-04-08 | Robert Bosch Gmbh | Electro-pneumatic brake arrangement |
| CN1240734A (en) * | 1998-06-27 | 2000-01-12 | 王三长 | Automatically pneumatic driver with dual pipelines for emergency braking of car |
| CN2383738Y (en) * | 1999-07-01 | 2000-06-21 | 四川汽车制造厂 | Trailer brake |
| CN201009875Y (en) * | 2006-12-28 | 2008-01-23 | 张润 | Brake driving device with high relialibity |
| CN202608757U (en) * | 2012-04-25 | 2012-12-19 | 北汽福田汽车股份有限公司 | Emergency brake and parking brake device and air-pressure braked vehicle |
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| Publication number | Publication date |
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| CN103522999A (en) | 2014-01-22 |
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Granted publication date: 20151230 Termination date: 20191105 |