CN203037466U - Truck brake system performance testing device - Google Patents
Truck brake system performance testing device Download PDFInfo
- Publication number
- CN203037466U CN203037466U CN 201220736370 CN201220736370U CN203037466U CN 203037466 U CN203037466 U CN 203037466U CN 201220736370 CN201220736370 CN 201220736370 CN 201220736370 U CN201220736370 U CN 201220736370U CN 203037466 U CN203037466 U CN 203037466U
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- valve
- quick connector
- pipeline
- pressure transducer
- brake
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Abstract
The utility model provides a truck brake system performance testing device comprising a test gas pipeline, a vehicle body test pipeline, a trailer vehicle test pipeline and a control device. The test gas pipeline is formed by the series connection of a gas source, a filter pressure reduction device, an electric proportional valve, a shut-off valve a and a gas storage tank. The vehicle body test pipeline and the trailer vehicle test pipeline are respectively formed by a cut-off valve, a measuring hole, a container, a quick connector and an opening valve quick connector which are connected in series. A vehicle body inflation quick connector and the opening valve quick connector are respectively connected with a tractor brake air chamber or a trailer brake air chamber through a vehicle emergency brake valve. The control device comprises a computer and an interface board. The truck brake system performance testing device has the advantages that the air tightness detection, brake performance test, travel brake reaction time detection and trailer vehicle anti-lock brake performance detection of a pneumatic brake system can be realized at the same time, the degree of automation detection and detection efficiency of a production line can be raised, and the cost of equipment is reduced.
Description
Technical field
The utility model relates to the brake system performance test, particularly a kind of truck brake system performance testing device.
Background technology
Truck (comprising tractor and trailer) air-pressure brake performance detection generally includes the detection of Pneumatic braking system impermeability, braking ability detection, the detection of service brake reaction time and trailer anti-lock brake Performance Detection at present.If producer's each detection when producing truck is all done, need a lot of artificial and times, operate also very complicatedly, if the selection portion sub-item detects, the security of vehicle can not guarantee fully.
The utility model content
The purpose of this utility model is at above-mentioned existing problems, a kind of truck brake system performance testing device is provided, this device can be realized the detection of Pneumatic braking system impermeability, braking ability detection, the detection of service brake reaction time and trailer anti-lock brake Performance Detection simultaneously, can improve degree and detection efficiency that production line automation detects, reduce equipment cost.
The technical solution of the utility model:
A kind of truck brake system performance testing device, comprise test gas pipeline, vehicle body test pipeline, band trailer vehicle testing pipeline and control device, the test gas pipeline is made up of source of the gas, filtrator reliever, electronically controlled proportional valve, stop valve a and gas-holder and is connected in series by pipeline, be provided with pressure transducer a and be connected at stop valve a and the connecting tube of gas-holder and draw the car body loading line, the car body loading line is provided with stop valve e, quick connector c and car body is inflated quick connector; Vehicle body testing tube route stop valve b, metering-orifice a, container a, quick connector a and Open valve quick connector are formed and are connected in series by pipeline, are respectively equipped with pressure transducer b and vent valve a at the connecting tube of metering-orifice a and container a; Band trailer vehicle testing pipeline is made up of stop valve c, metering-orifice b, container b, quick connector b and Open valve quick connector and is connected in series by pipeline, is respectively equipped with pressure transducer c and vent valve b at the connecting tube of metering-orifice b and container b; Car body inflation quick connector is connected with the car body emergency brake respectively with the Open valve quick connector, and the car body emergency brake is connected with tractor brake chamber or trailer braking protection valve air chamber by quick connector d or quick connector e respectively according to the testing vehicle needs and is respectively equipped with pressure transducer d and pressure transducer e at connecting tube; Control device is made up of computing machine and interface board, interface board by lead respectively with electronically controlled proportional valve, stop valve a, pressure transducer a, stop valve b, pressure transducer b, vent valve a, stop valve c, pressure transducer c, vent valve b, vent valve d, pressure transducer d and pressure transducer e.
The utility model has the advantages that: this device can be realized the detection of Pneumatic braking system impermeability, braking ability detection, the detection of service brake reaction time and trailer anti-lock brake Performance Detection simultaneously, can improve degree and detection efficiency that production line automation detects, reduce equipment cost, be connected with the production management infosystem and be beneficial to data statistics, analysis, file.
Description of drawings
Accompanying drawing is this hyperchannel nitrogen hydrogen leak locator schematic flow sheet, solid line indication circuit wherein, and dotted line is represented gas circuit.
Figure: 1. Gas source,,, 2. Filter decompression device,,, 3. Electrically controlled proportional valve,,, 4. Shut-off valve a, 5. Pressure sensor,,, 6 cylinders,, 7 cut off valve b,, 8. orifice a,, 9. pressure sensor a,, 10. vent valve a11. container a,,, 12. quick coupling a,,, 13. shut-off valve c,,, 14 . orifice b,,, 15. pressure sensor b16. vent valve b,,, 17. container b,,, 18. quick coupling b,,, 19. shut-off valve d,,, 20. shut-off valve e21. push-in connector c,, 22. bodywork inflatable push-in fitting,, 23 to open the valve quick coupling e,, 24. emergency brake valve 25. quick coupling d,,, 26. pressure sensor c,,, 27 . trailer brake chamber,,, 28. quick coupling e,,, 29. pressure sensor d,,,, 30. tractor brake chamber,,, 31. controls
Embodiment
Embodiment:
A kind of truck brake system performance testing device comprises test gas pipeline, vehicle body test pipeline, band trailer vehicle testing pipeline and control device,
The test gas pipeline is made up of source of the gas 1, filtrator reliever 2, electronically controlled proportional valve 3, stop valve a4 and gas-holder 6 and is connected in series by pipeline, be provided with pressure transducer a5 and be connected at stop valve a4 and the connecting tube of gas-holder 6 and draw the car body loading line, the car body loading line is provided with stop valve e20, quick connector c21 and car body is inflated quick connector 22;
Vehicle body testing tube route stop valve b7, metering-orifice a8, container a11, quick connector a12 and Open valve quick connector 23 are formed and are connected in series by pipeline, are respectively equipped with pressure transducer b9 and vent valve a10 at the connecting tube of metering-orifice a8 and container a11;
Band trailer vehicle testing pipeline is made up of stop valve c13, metering-orifice b14, container b17, quick connector b18 and Open valve quick connector 23 and is connected in series by pipeline, is respectively equipped with pressure transducer c15 and vent valve b16 at the connecting tube of metering-orifice b14 and container b17;
Car body inflation quick connector 22 is connected with car body emergency brake 24 respectively with Open valve quick connector 23, and car body emergency brake 24 is connected with tractor brake chamber 27 or trailer braking protection valve air chamber 30 by quick connector d25 or quick connector e28 pipeline respectively according to the testing vehicle needs and is respectively equipped with pressure transducer d26 and pressure transducer e29 at connecting tube;
Among this embodiment, the source of the gas that source of the gas 1 adopts outside pneumatics source of the gas or passenger vehicle self to provide, pressure is 0.7-0.8MPa; Filtrator reliever 2 select for use 5-10 μ m, pressure be 1 MPa filtrator, to select intake pressure for use be that 0.8MPa, top hole pressure are the reduction valve of 0.4 MPa; It is that 1MPa, output pressure are that 0.65MPa, pressure control precision are 0.3% electronically controlled proportional valve that electronically controlled proportional valve 3 is selected input pressure for use; The volume of gas-holder 6 is 30L; Metering-orifice a8, metering-orifice b14 diameter are 4-4.3mm; The range of pressure transducer is 0-1MPa, and precision is 0.25%; Container a11, container b17 are standard can, and the volume of equivalent brake piping is 385ml and 1155ml respectively; Control device 31 is selected industrial computer for use: the built-in interface plate opens or closes for by-pass valve control and each pressure transducer is carried out the A/D sampling.
This Device Testing method:
1) the Pneumatic braking system impermeability detects:
Satisfy among the GB7258-2012 7.7 requirement, with quick connector 25(at automobile) or quick connector 28 (at trailer) be connected with tractor brake chamber 27 or trailer braking protection valve air chamber 30, compressor gas supplied by car body, when detecting pressure, sensor 5 rises to 600kPa, after stopping compressor operating 3min, to be no more than 10kPa be qualified if sensor d26 or sensor e29 detect pressure drop; When detecting pressure, sensor 5 rises to 600kPa, stop compressor operating, brake pedal is floored, treat to observe 3min after the stable gas pressure, sensor d26 detects pressure drop and is no more than 20kPa(at automobile), the detected pressure drop of sensor e29 is no more than 30kPa (at trailer) for qualified.
2) braking ability detects:
Satisfy the requirement of 4.2.18.4 among the GB-12676-1999, with quick connector 25(at automobile) or quick connector 28 (at trailer) be connected with tractor brake chamber 27 or trailer braking protection valve air chamber 30, compressor gas supplied by car body, after sensor 5 detects pressure air pressure and rises to more than the 0.65MPa, stop compressor operating, open vent valve d19, the fracture of simulation pipeline or leakage, whether sensor 5 detected pressures were down to below the 0.15MPa in 2 seconds.
3) the service brake reaction time is detected:
Satisfy among the GB-12676-1999 5.4 requirement, detect brake reaction time, whether each position of brake system reaches the damping force of regulation in the anxious stipulated time after stepping on braking.With quick connector 25(at automobile) or quick connector 28 (at trailer) be connected braking back sensor d26 or sensor e29 detected pressures changing value with tractor brake chamber 27 or trailer braking protection valve air chamber 30.Brake pedal is stepped on, the time of ending confirms that by applying power the power that applies of pedal can arrange and show in real time.
4) trailer anti-lock brake Performance Detection:
Adopt same quadrat method, this equipment also can satisfy among the GB/T 13594-2003 requirement E.5.
5) equipment self-inspection function:
Satisfy among the GB-12676-1999 6.16 requirement, equipment can carry out self check.After starting self-check program, equipment can automatically switch not isometric container a11 or container b 17 carry out dependence test, whether meet standard-required to confirm its performance.
Claims (1)
1. truck brake system performance testing device, it is characterized in that: comprise test gas pipeline, vehicle body test pipeline, band trailer vehicle testing pipeline and control device, the test gas pipeline is made up of source of the gas, filtrator reliever, electronically controlled proportional valve, stop valve a and gas-holder and is connected in series by pipeline, be provided with pressure transducer a and be connected at stop valve a and the connecting tube of gas-holder and draw the car body loading line, the car body loading line is provided with stop valve e, quick connector c and car body is inflated quick connector; Vehicle body testing tube route stop valve b, metering-orifice a, container a, quick connector a and Open valve quick connector are formed and are connected in series by pipeline, are respectively equipped with pressure transducer b and vent valve a at the connecting tube of metering-orifice a and container a; Band trailer vehicle testing pipeline is made up of stop valve c, metering-orifice b, container b, quick connector b and Open valve quick connector and is connected in series by pipeline, is respectively equipped with pressure transducer c and vent valve b at the connecting tube of metering-orifice b and container b; Car body inflation quick connector is connected with the car body emergency brake respectively with the Open valve quick connector, and the car body emergency brake is connected with tractor brake chamber or trailer braking protection valve air chamber by quick connector d or quick connector e respectively according to the testing vehicle needs and is respectively equipped with pressure transducer d and pressure transducer e at connecting tube; Control device is made up of computing machine and interface board, interface board by lead respectively with electronically controlled proportional valve, stop valve a, pressure transducer a, stop valve b, pressure transducer b, vent valve a, stop valve c, pressure transducer c, vent valve b, vent valve d, pressure transducer d and pressure transducer e.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220736370 CN203037466U (en) | 2012-12-27 | 2012-12-27 | Truck brake system performance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220736370 CN203037466U (en) | 2012-12-27 | 2012-12-27 | Truck brake system performance testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203037466U true CN203037466U (en) | 2013-07-03 |
Family
ID=48689577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220736370 Expired - Lifetime CN203037466U (en) | 2012-12-27 | 2012-12-27 | Truck brake system performance testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203037466U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104316327A (en) * | 2013-08-07 | 2015-01-28 | 南京汽车集团有限公司 | Endurance test apparatus of auxiliary exhaust brake and testing method |
| CN106525447A (en) * | 2016-08-31 | 2017-03-22 | 浙江万安科技股份有限公司 | Air pressure brake system's comprehensive performance simulating apparatus and method |
| CN107219078A (en) * | 2016-03-21 | 2017-09-29 | 石伟光 | A kind of air pressure braking system of automobile performance detector |
| CN109109852A (en) * | 2018-09-18 | 2019-01-01 | 中国汽车技术研究中心有限公司 | A kind of portable trailer air-pressure brake response time parameter measuring device |
-
2012
- 2012-12-27 CN CN 201220736370 patent/CN203037466U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104316327A (en) * | 2013-08-07 | 2015-01-28 | 南京汽车集团有限公司 | Endurance test apparatus of auxiliary exhaust brake and testing method |
| CN107219078A (en) * | 2016-03-21 | 2017-09-29 | 石伟光 | A kind of air pressure braking system of automobile performance detector |
| CN106525447A (en) * | 2016-08-31 | 2017-03-22 | 浙江万安科技股份有限公司 | Air pressure brake system's comprehensive performance simulating apparatus and method |
| CN109109852A (en) * | 2018-09-18 | 2019-01-01 | 中国汽车技术研究中心有限公司 | A kind of portable trailer air-pressure brake response time parameter measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: TIANJIN BOYI PNEUMATIC TECHNOLOGY INSTITUTE CO., L Free format text: FORMER NAME: BOYI (TIANJIN) PNEUMATIC TECHNOLOGY INST. CO. LTD. |
|
| CP03 | Change of name, title or address |
Address after: Tianjin Dongying 300457 Tanggu economic and Technological Development Zone area B-704 Patentee after: BOYI (TIANJIN) PNEUMATIC TECHNOLOGY INSTITUTE Co.,Ltd. Address before: Tianjin city Tanggu District 300457 Tianjin Dongying District Economic and Technological Development Zone B-704 Patentee before: BOYI (TIANJIN) PNEUMATIC TECHNOLOGY RESEARCH INSTITUTE CO.,LTD. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130703 |