CN203688218U - Air pressure performance testing system used for brake master cylinder - Google Patents
Air pressure performance testing system used for brake master cylinder Download PDFInfo
- Publication number
- CN203688218U CN203688218U CN201420082159.8U CN201420082159U CN203688218U CN 203688218 U CN203688218 U CN 203688218U CN 201420082159 U CN201420082159 U CN 201420082159U CN 203688218 U CN203688218 U CN 203688218U
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- CN
- China
- Prior art keywords
- master cylinder
- electromagnetic valve
- data collecting
- collecting card
- air pressure
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- Expired - Fee Related
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- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
An air pressure performance testing system used for a brake master cylinder includes a computer and a data collecting card connected with the computer. The system is characterized in that the data collecting card is connected with two vacuum pressure-adjusting valves respectively; input ends of the two vacuum pressure-adjusting valves are connected with vacuum pumps, filters and air storage tanks successively; the output end of one of the vacuum pressure-adjusting valves is connected with a pneumatic connection piece and the brake master cylinder successively; the output end of the other end of the vacuum pressure-adjusting valves is divided into two channels; one channel of the output end is connected with a No. 1 electromagnetic valve, a No. 2 electromagnetic valve, an air storage tank provided with an air pressure sensor, a pressure meter and a flow meter successively while the other channel of the output end is connected with a No. 3 electromagnetic valve, a No. 4 electromagnetic valve, an air storage tank provided with an air pressure sensor, a pressure meter and a flow meter successively; liquid discharge holes and liquid feed holes connected to the brake master cylinder are arranged behind the flow meters; and the No. 1 electromagnetic valve, the No. 2 electromagnetic valve, the No. 3 electromagnetic valve, the No. 4 electromagnetic valve and the air pressure sensors are connected to the data collecting card respectively.
Description
Technical field
The utility model relates to automotive brake field, is specifically related to a kind of master cylinder air pressure Performance Test System.
Background technology
The security of automobile is the problem that automobile industry and the whole society are generally concerned about always, guarantee that it is under different kinds of roads conditioned disjunction traffic complicated and changeable, change at any time speed and the traffic safety of running car, key depends on sensitivity and the reliability of brake system of car.Brake system is the most important system that guarantees traffic safety, and the quality of braking ability also directly affects the conevying efficiency of aviation technological speed and the vehicle of vehicle, and this is also the key factor that guarantees the economic benefits of transportation efficiency.According to traffic department's statistics, the traffic hazard being caused by automobile etc., majority is because brake performance is bad and easily breaking down etc. causes.Master cylinder is one of vitals in hydraulic braking system for automobile, for guaranteeing traffic safety, national sector standard QC/T311 " automobile braking master cylinder technical conditions " regulation, the combination property of producer's reply automobile main cylinder comprehensively detects, and Detection of content comprises residual valve, idle motion, builds performances such as pressing performance, discharge capacity, return interval, sealing property and withstand voltage properties.Domestic more existing master cylinder products exist the problems such as test item is few, detection system automaticity is low and some comprehensive test macros generally to occur that accuracy of detection is low, detection time is long mostly at present, each test sub-project does not reach functional requirement and technical indicator, cannot meet industry standard requirement.
Utility model content
The purpose of this utility model is to provide a kind of system that automobile-used master cylinder air pressure performance is tested.
The technical solution of the utility model is as follows:
Master cylinder air pressure Performance Test System, comprise computing machine and connected data collecting card, it is characterized in that, data collecting card is connected with two vacuum regulating valves respectively, two vacuum regulating valve input ends are also connected with vacuum pump in turn, filtrator, gas-holder, one of them vacuum regulating valve output terminal is connected with pneumatic web member in turn, master cylinder, another vacuum regulating valve output terminal divides two-way: a road is connected with solenoid valve in turn No. one, No. two solenoid valves, be provided with the gas-holder of baroceptor, pressure gauge, flowmeter, after flowmeter, be provided with the outage and the feed flow hole that are connected to respectively master cylinder, a solenoid valve, No. two solenoid valve is connected with data collecting card respectively again with baroceptor, another road is connected with solenoid valve in turn No. three, No. four solenoid valves, the gas-holder that is provided with baroceptor, pressure gauge, flowmeter, after flowmeter, be provided with the outage and the feed flow hole that are connected to respectively master cylinder, No. three solenoid valves, No. four solenoid valve is connected with data collecting card respectively again with baroceptor.
The beneficial effects of the utility model:
The utility model is based on electromechanical integration principle, design master cylinder air pressure Performance Test System, and meet concerned countries standard, air pressure performance to master cylinder is tested, this pilot system automaticity is higher, and measuring accuracy is higher, and the data intuitive display obtaining, test performance is reliable and stable, has good application and promotional value.Whole system compact conformation, good seal performance, installation and maintenance is convenient, has good practical value.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
In figure: 1, computing machine; 2, data collecting card; 3, vacuum pump; 4, filtrator; 5, gas-holder; 6, vacuum regulating valve; 7, solenoid valve; 71, a solenoid valve; 72, No. two solenoid valves; 73, No. three solenoid valves; 74, No. four solenoid valves; 8, baroceptor; 9, pressure gauge; 10, flowmeter; 11, outage; 12, feed flow hole; 13, master cylinder; 14, pneumatic web member.
Embodiment
Referring to Fig. 1, master cylinder air pressure Performance Test System, comprise computing machine 1 and connected data collecting card 2, it is characterized in that, data collecting card 2 is connected with two vacuum regulating valves 6 respectively, two vacuum regulating valve 6 input ends are also connected with vacuum pump 3 in turn, filtrator 4, gas-holder 5, one of them vacuum regulating valve 6 output terminal is connected with pneumatic web member 14 in turn, master cylinder 13, another vacuum regulating valve 6 output terminals divide two-way: a road is connected with solenoid valve 71 in turn No. one, No. two solenoid valves 72, be provided with the gas-holder 5 of baroceptor 8, pressure gauge 9, flowmeter 10, after flowmeter 10, be provided with the outage 11 and the feed flow hole 12 that are connected to respectively master cylinder 13, a solenoid valve 71, No. two solenoid valve 72 is connected with data collecting card 2 respectively again with baroceptor 8, another road is connected with solenoid valve 73 in turn No. three, No. four solenoid valves 74, the gas-holder 5 that is provided with baroceptor 8, pressure gauge 9, flowmeter 10, after flowmeter 10, be provided with the outage 11 and the feed flow hole 12 that are connected to respectively master cylinder 13,73, No. four solenoid valves 74 of No. three solenoid valves are connected with data collecting card 2 respectively again with baroceptor 8.
Start system testing work, master cylinder 13 is connected complete with outage 11 and feed flow hole 12, open vacuum pump 3, filtrator 4 is to gas filtration, system is sent control signal by data collecting card 2 to vacuum regulating valve 6, solenoid valve, realizes the fine adjustment of air pressure size, completes unlatching and the pass of gas circuit, after the signal collecting is carried out signal condition by baroceptor 8, import computing machine 1 into by data collecting card 2 and process also demonstration vacuum tightness adjusting situation in real time.Gas-holder 5 has the effect of buffering to system circuit, gaseous tension, the flow value in pressure gauge 9, flowmeter 10 real-time display system loops.Pneumatic web member 14 has the opsonic action of the decompression of filtering to whole system loop.
Claims (1)
1. master cylinder air pressure Performance Test System, comprise computing machine and connected data collecting card, it is characterized in that, data collecting card is connected with two vacuum regulating valves respectively, two vacuum regulating valve input ends are also connected with vacuum pump in turn, filtrator, gas-holder, one of them vacuum regulating valve output terminal is connected with pneumatic web member in turn, master cylinder, another vacuum regulating valve output terminal divides two-way: a road is connected with solenoid valve in turn No. one, No. two solenoid valves, be provided with the gas-holder of baroceptor, pressure gauge, flowmeter, after flowmeter, be provided with the outage and the feed flow hole that are connected to respectively master cylinder, a solenoid valve, No. two solenoid valve is connected with data collecting card respectively again with baroceptor, another road is connected with solenoid valve in turn No. three, No. four solenoid valves, the gas-holder that is provided with baroceptor, pressure gauge, flowmeter, after flowmeter, be provided with the outage and the feed flow hole that are connected to respectively master cylinder, No. three solenoid valves, No. four solenoid valve is connected with data collecting card respectively again with baroceptor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420082159.8U CN203688218U (en) | 2014-02-26 | 2014-02-26 | Air pressure performance testing system used for brake master cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420082159.8U CN203688218U (en) | 2014-02-26 | 2014-02-26 | Air pressure performance testing system used for brake master cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203688218U true CN203688218U (en) | 2014-07-02 |
Family
ID=51010105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420082159.8U Expired - Fee Related CN203688218U (en) | 2014-02-26 | 2014-02-26 | Air pressure performance testing system used for brake master cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203688218U (en) |
-
2014
- 2014-02-26 CN CN201420082159.8U patent/CN203688218U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20140702 Termination date: 20150226 |
|
| EXPY | Termination of patent right or utility model |