CN2878149Y - Air-brake controlling device for automobile - Google Patents
Air-brake controlling device for automobile Download PDFInfo
- Publication number
- CN2878149Y CN2878149Y CN 200520052935 CN200520052935U CN2878149Y CN 2878149 Y CN2878149 Y CN 2878149Y CN 200520052935 CN200520052935 CN 200520052935 CN 200520052935 U CN200520052935 U CN 200520052935U CN 2878149 Y CN2878149 Y CN 2878149Y
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- Prior art keywords
- air
- air compressor
- pressure
- valve
- brake
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- Expired - Lifetime
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- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The utility model relates to a car air brake control device. An air compressor start / stop control device is provided in a car air brake system. The stop-and-go working of the air compressor within a settled working pressure range can be achieved. Further, a magnetic valve and an air-controlled direction valve are used for unloading and discharging pollution for an energy supply circuit when the air compressor stops working, and for ensuring the air compressor to start under a light condition. A pressure regulating valve and a pressure relay are adopted by the control device to start and stop the air compressor, and a higher limit value and a lower limit value of the settled control pressure can be adjusted at will by adjusting the pressure regulating valve. When the air compressor stops working, unloading and discharging for the energy supply circuit are realized through the magnetic valve and the air-controlled direction valve, thereby ensuring the air compressor to start under the light condition and simultaneously removing contaminations to guarantee safe braking.
Description
Technical field
The utility model relates to a kind of braking force control system of automobile, is meant a kind of braking force control system of electronlmobil especially.Be mainly used in the air brake of electronlmobil, also can be used for the air brake of other vehicle.
Background technology
Brake device for car is the important system that ensures the automotive safety operation, and the quality of brake device for car will directly have influence on the safety performance of automobile.The braking of tradition internal combustion automobile mainly contains two kinds of air brake and hydraulic brakings.Wherein, air brake drives air compressor system by automotive engine and finishes, and air compressor is by the driving engine direct drive, and mechanical type off-load and exhaust system are adopted in running when air compressor is long.
General Large Electric automobile all is to adopt air brake equipment, and as pressure gas source, the pressure switch of the engineering compressor of employing is as the starting control element of automobile air compressor with the engineering air compressor, and pressure is non-adjustable.And employing electric-controlled type off-load and exhaust system.
The traditional electric automobile brake mode remains in some potential safety hazards, especially when electric-control system breaks down, following consequence will occur, thereby greatly threatens vehicle safe driving.
1, electron steering is mostly adopted in traditional electric automobile air brake, if electronic control device wears out, is subjected to faults such as high voltage circuit interference and contact sintering, causing air compressor to move continuously causes line pressure too high, cause motor overload and burn and pipeline and component wear, and amount of battery consumption increases.
2, traditional electric automobile air brake mostly is that the air compressor band carries startup, will increase starting current like this, is easy to cause burn-down of electric motor.
Therefore further to the automobile air brake equipment, especially the electronlmobil air brake equipment is improved, and is necessary to improve the automotive safety reliability.
The utility model content
The utility model is intended to overcome the deficiency of existing automobile air brake equipment, and a kind of safe and reliable new automobile air brake control setup is provided, and this brake equipment system has safe reliability height, characteristic of low energy consumption.
The purpose of this utility model is achieved through the following technical solutions: in the automobile air brake system, one air compressor is set to be risen/fixed-position stop control apparatus, play/stop control system by air compressor and realize air compressor in the working pressure range of setting, the work of intermittence ground; And utilize electromagnetic valve and gas control direction valve to realize when air compressor quits work,, guarantee that air compressor starts under light condition for carrying out off-load, blowdown in the energy supply loop.Control system can be to utilize pressure regulating valve and pressure relay to come/stopped air compressor, when air pressure is higher than the setting pressure upper limit (0.8-1MPa), the pressure relay conducting is opened and made to pressure regulating valve, pressure relay forces the relay adhesive, thereby make the air compressor dead electricity, thereby stop the work of air compressor; When cylinder air pressure was lower than setting pressure lower limit (0.45-0.65MPa), pressure regulating valve cut out, and made the off-load of pressure regulating valve air gate, so that pressure relay disconnects, thus starting air compressor.Can adjust the control presssure upper and lower bound value that sets arbitrarily by adjusting pressure regulating valve; When air compressor quits work, carry out off-load, blowdown by electromagnetic valve and gas control direction valve realization energy supply loop, guarantee that air compressor starts under light condition, in time dirt is got rid of simultaneously, to guarantee brake safe.Concrete structure is in automobile air brake system air loop, the serial/parallel brake-air compressor by pressure regulating valve, pressure relay, electromagnetic valve and the combination of gas control direction valve that connects plays/stops control system, be used to guarantee that the air pressure of braking air reservoir is in the working pressure range of setting, and guarantee that the air brake air compressor starts under light condition.Wherein pressure regulating valve and pressure relay are installed between the braking gas circuit pipeline, the air pressure that is used for the control air compressor, and play/stop air compressor according to the range of pressure that sets, adjust pressure regulating valve and can adjust the control presssure upper and lower bound value that sets arbitrarily; Electromagnetic valve and the combination of gas control direction valve are installed in the braking gas circuit pipeline side by side, are used for when air compressor quits work, and off-load, blowdown are carried out in the energy supply loop, guarantee that air compressor starts under light condition.
The characteristics of this automobile air braking control system are to utilize automatically controlled and air control element, realize the discontinuous operation of air compressor, thereby energy savings greatly reduces consumption of power; Simultaneously, owing to adopted the gas control direction valve in parallel with electromagnetic valve, carry out automatic deloading, the blowdown of air compressor when quitting work, the assurance air compressor starts under light condition; Make whole brake system greatly increase the safety of braking.Have reliable in action, outstanding effect characteristics.
Description of drawings
Fig. 1 is the utility model structural representation;
Among the figure: brake cylinder before the 1-brake pedal, 2-, 3-pressure regulating valve, 4-control setup, 5-pressure relay, the 6-relay, 7-electromagnetic valve, 8-gas control direction valve, 9-air compressor, brake cylinder behind the 10-, 11-air feed main line, 12-check valve, 13-energy supply main line, 14-dryer.
The specific embodiment
Accompanying drawing has provided a specific embodiment of the present utility model, and the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
By accompanying drawing 1 as can be seen, the utility model is the Pneumatic brake systems of automobile, comprise brake pedal 1, preceding brake cylinder 2, air compressor 9, back brake cylinder 10 and air feed main line 11, its characteristics are: in the automobile air brake system, one air compressor is set rises/fixed-position stop control apparatus 4, by air compressor rise/fixed-position stop control apparatus 4 realizes air compressors 9 in the working pressure range of setting, the work of intermittence ground.Control setup 4 is to be combined by pressure regulating valve 3, pressure relay 5, relay 6, electromagnetic valve 7 gentle control direction valves 8, and utilize pressure regulating valve 3 and pressure relay 5 rise/to stop air compressor, when air pressure is higher than setting pressure (0.8-1MPa), pressure relay 5 conductings are opened and made to pressure regulating valve 3, at the pressure relay 5 other relays 6 that are provided with, pressure relay 5 forces relay 6 adhesives, thereby makes air compressor 9 dead electricity and quit work; When cylinder air pressure is lower than setting pressure lower limit (0.45-0.65MPa), pressure regulating valve 3 cuts out, make pressure regulating valve 3 air gate off-loads, so that pressure relay 5 disconnects, and relay 6 also disconnects, thereby starting air compressor 9 is adjusted pressure regulating valve and can be adjusted the control presssure upper and lower bound value that sets arbitrarily.And on energy supply major loop 13, be parallel with electromagnetic valve 7 gentle control direction valves 8, utilize electromagnetic valve 7 and gas control direction valve 8 to realize that energy supply main line 13 carries out off-load, blowdown when air compressor 9 quits work, guarantee that air compressor starts under light condition; In time dirt is got rid of simultaneously, to guarantee brake safe.Concrete structure is in the energy supply main line 13 between automobile air brake system air feed main line 11 and air compressor 9 and check valve 12, the serial/parallel air brake air compressor by pressure regulating valve 3, pressure relay 5, electromagnetic valve 7 and 8 combinations of gas control direction valve that connects rises/fixed-position stop control apparatus 4, be used to guarantee that air compressor works under rated pressure, and guarantee that the air brake air compressor starts under light condition.Wherein pressure regulating valve 3 and pressure relay 5 are installed between the braking gas circuit pipeline air feed main line 11, pressure relay 5 is serially connected in after the pressure regulating valve 3, the air pressure that is used for the control air compressor, and play/stop air compressor according to the range of pressure that sets, when air pressure is higher than the setting pressure upper limit (0.8-1MPa), pressure relay 5 conductings are opened and made to pressure regulating valve 3, and pressure relay 5 forces relay 6 adhesives, thereby make air compressor 9 dead electricity and quit work; When cylinder air pressure is lower than setting pressure lower limit (0.45-0.65MPa), pressure regulating valve 3 cuts out, make pressure regulating valve 3 air gate off-loads, so that pressure relay 5 disconnects, and relay 6 also disconnects, thereby starting air compressor 9, the upper and lower bound value of control presssure is set by adjusting pressure regulating valve.And in electromagnetic valve 7 and 8 aggregate erections of the gas control direction valve energy supply main line 13 between braking gas circuit pipeline air compressor 9 and check valve 12, electromagnetic valve 7 is connected on the energy supply main line 13 with gas control direction valve 8, be used for when air compressor quits work, for carrying out off-load, blowdown in the energy supply loop, guarantee that air compressor starts under light condition.
Principle of work of the present utility model is:
When braking air reservoir pressure was lower than 0.45-0.65MPa (optimum value 0.65Mpa), the air extractor duct of pressure regulating valve 3 led directly to atmosphere, and pressure relay 5 disconnects, relay 6 not adhesives, thus start the air compressor motor.This moment electromagnetic valve 7 and 8 all not conductings of gas control direction valve.Along with the air compressor operation, air pressure improves constantly, and when braking air reservoir pressure reached 0.8-1MPa (optimum value 0.8Mpa), the air extractor duct of pressure regulating valve 3 disconnected with atmosphere and communicates with its admission port.Then: pressure relay 5 conductings, relay 6 adhesives, thus air compressor 9 motors are shut down, adjust pressure regulating valve and can adjust the control presssure upper and lower bound value that sets arbitrarily; In addition, electromagnetic valve 7 and the 8 equal conductings of gas control direction valve this moment, the pressed gas of energy supply main line 13 (pipelines that air compressor 9 and check valve are 7) is discharged from the sewage draining exit of dryer 14 through electromagnetic valve and gas control direction valve, make the energy supplying pipeline off-load, guaranteed when starting air compressor once more, air compression function No Load Start makes starting current less.When the 13 exhaust off-loads of energy supply main line, also the sewage in the dryer 14 is discharged.
Claims (4)
1, a kind of electronlmobil air brake control setup, comprise brake pedal (1), preceding brake cylinder (2), air compressor (9), back brake cylinder (10) and air feed major loop (11), it is characterized in that: in the energy supply major loop (13) between automobile air brake system air feed major loop (11) and air compressor (9) and check valve (12), the serial/parallel air brake air compressor by pressure regulating valve (3), pressure relay (5), electromagnetic valve (7) and gas control direction valve (8) combination that connects rises/fixed-position stop control apparatus (4).
2, brake device for car as claimed in claim 1, it is characterized in that: described pressure regulating valve (3) and pressure relay (5) are installed between the braking gas circuit pipeline air feed major loop (11), pressure relay (5) is serially connected in pressure regulating valve (3) afterwards, and in electromagnetic valve (7) and gas control direction valve (8) the aggregate erection energy supply major loop (13) between braking gas circuit pipeline air compressor (9) and check valve (12), electromagnetic valve (7) is connected on the energy supply major loop (13) with gas control direction valve (8).
3, brake device for car as claimed in claim 1 is characterized in that: on pressure relay (5) side relay (6) is arranged, pressure relay (5) forces air compressor (9) dead electricity by relay (6).
4, brake device for car as claimed in claim 1 is characterized in that: be limited to 0.8～1MPa on the setting pressure of described pressure regulating valve (3); Under be limited to 0.45～0.65MPa, and the upper and lower bound value of control presssure is set by adjusting pressure regulating valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520052935 CN2878149Y (en) | 2005-12-29 | 2005-12-29 | Air-brake controlling device for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520052935 CN2878149Y (en) | 2005-12-29 | 2005-12-29 | Air-brake controlling device for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2878149Y true CN2878149Y (en) | 2007-03-14 |
Family
ID=37860563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520052935 Expired - Lifetime CN2878149Y (en) | 2005-12-29 | 2005-12-29 | Air-brake controlling device for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2878149Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102225693A (en) * | 2011-04-25 | 2011-10-26 | 浙江金字机械电器有限公司 | Train gas circuit controller |
| CN102452368A (en) * | 2010-10-21 | 2012-05-16 | 上海申龙客车有限公司 | Environment-friendly urban bus gas circuit control equipment |
| CN102700546A (en) * | 2012-06-12 | 2012-10-03 | 江苏友谊汽车有限公司 | Air supply device for air brake |
| CN109723632A (en) * | 2017-10-31 | 2019-05-07 | 上海申龙客车有限公司 | Air compressor machine control protective unit and method in pure electric coach based on ASR valve |
| CN116591947A (en) * | 2023-06-28 | 2023-08-15 | 克诺尔车辆设备(苏州)有限公司 | Air compressor control method and rail vehicle control method |
-
2005
- 2005-12-29 CN CN 200520052935 patent/CN2878149Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102452368A (en) * | 2010-10-21 | 2012-05-16 | 上海申龙客车有限公司 | Environment-friendly urban bus gas circuit control equipment |
| CN102225693A (en) * | 2011-04-25 | 2011-10-26 | 浙江金字机械电器有限公司 | Train gas circuit controller |
| CN102700546A (en) * | 2012-06-12 | 2012-10-03 | 江苏友谊汽车有限公司 | Air supply device for air brake |
| CN109723632A (en) * | 2017-10-31 | 2019-05-07 | 上海申龙客车有限公司 | Air compressor machine control protective unit and method in pure electric coach based on ASR valve |
| CN116591947A (en) * | 2023-06-28 | 2023-08-15 | 克诺尔车辆设备(苏州)有限公司 | Air compressor control method and rail vehicle control method |
| CN116591947B (en) * | 2023-06-28 | 2023-11-28 | 克诺尔车辆设备(苏州)有限公司 | Air compressor control method and rail vehicle control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUNAN NANCHE SHIDAI ELECTRIC VEHICLE CO., LTD. Free format text: FORMER OWNER: ZHUZHOU ELECTRIC LOCOMOTIVE INST., CHINA NANCHE GROUP Effective date: 20080222 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080222 Address after: Li Yu Industrial Park, Zhuzhou national hi tech Development Zone, Hunan Province, China: 412001 Patentee after: Hunan CSR Times Electric Co., Ltd. Address before: Hunan province Zhuzhou City Tian Xin Shifeng District North gate, zip code: 412000 Patentee before: Zhuzhou Inst. of Power Locomotive, China Nanche Group |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070314 |
|
| EXPY | Termination of patent right or utility model |