CN206710087U - A kind of anti-skidding air draft valve detection device - Google Patents
A kind of anti-skidding air draft valve detection device Download PDFInfo
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- CN206710087U CN206710087U CN201720598015.1U CN201720598015U CN206710087U CN 206710087 U CN206710087 U CN 206710087U CN 201720598015 U CN201720598015 U CN 201720598015U CN 206710087 U CN206710087 U CN 206710087U
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Abstract
The utility model discloses a kind of anti-skidding air draft valve detection device, including the fixed rack, air-channel system, control circuit for fixing anti-skidding exhaust valve, fixed rack includes top cover and base, three support bars are provided between top cover and base, anti-skidding exhaust valve is fixed between top cover and base, and anti-skidding exhaust valve is provided with air inlet, gas outlet, exhaust outlet, air-channel system, including source of the gas, Pneumatic valve, magnetic valve, pressure sensor etc., control system includes industrial computer, data collecting card etc..The utility model detection means and method, for the action response time test, inflation and exhaust performance test, performing leak test of anti-skidding exhaust valve, testing efficiency and measuring accuracy are higher, and fixation kit is simple and practical, and clamping precision is high.
Description
Technical field
The present invention relates to express locomotive anti-skid brake system system product detection device field, is that a kind of express locomotive use is anti-
Sliding air draft valve detection device.
Background technology
Execution unit of the anti-skidding exhaust valve as anti-skid braking device, when wheel slides because of braking moment is excessive
Need by anti-skidding exhaust valve fill air draft effect implement non-skid braking, with realize quick response brake, reach shortening slide away from
From the reduction abrasive purpose of wheel sliding.Therefore, the quality of anti-skidding air draft valve performance will directly influence the stabilization of non-skid braking
Property, reliability, or even influence railroad track vehicle brakes security, influence train operation security.Domestic master
Want anti-skid brake system production firm, also in part production and the technology exploration stage, to understand and grasp core development technique,
For the anti-skidding exhaust valve of critical component in non-skid braking, a kind of detection efficiency and the higher detection means of accuracy of detection and inspection are designed
Survey method is particularly important.
The content of the invention
The invention aims to provide a kind of express locomotive automobile-used anti-skidding air draft valve detection device.
For achieving the above object, the technical scheme is that：A kind of anti-skidding air draft valve detection device, including for
The fixed rack of fixed anti-skidding exhaust valve, air-channel system, control circuit, the fixed rack include top cover and base, top cover and
Three support bars are provided between base, anti-skidding exhaust valve is fixed between top cover and base, and anti-skidding exhaust valve is provided with air inlet, gone out
Gas port, exhaust outlet；
The air-channel system, including source of the gas, source of the gas are connected with the input of pneumatic bigeminy part, the output end of pneumatic bigeminy part
It is connected with the input of the first air accumulator, the output end input with the first pressure regulator valve and the second pressure regulator valve respectively of the first air accumulator
End is connected；
The output end of first pressure regulator valve is connected with the input of the first Pneumatic valve, and the output end of the first Pneumatic valve is divided into two
Road, the input of the second Pneumatic valve is connected to all the way, the output end of the second Pneumatic valve is connected with the air inlet of anti-skidding exhaust valve, separately
The input of the 3rd Pneumatic valve is connected to all the way, and the output end of the 3rd Pneumatic valve is connected to muffler, and muffler leads directly to air；
The output end of second pressure regulator valve is connected with the input of the first 2/2-way magnetic valve, the first 2/2-way magnetic valve
Output end be divided into two-way, be connected to the input of the second 2/2-way magnetic valve all the way, the second 2/2-way magnetic valve it is defeated
Go out end and be connected to muffler, another way is connected with the input of the 6th 2/2-way valve, the output of the 6th 2/2-way magnetic valve
End is connected with the air inlet of anti-skidding exhaust valve；
The 3rd 2/2-way magnetic valve is connected between the first 2/2-way magnetic valve, the 6th 2/2-way valve, the
Three 2/2-way magnetic valves the 4th 2/2-way magnetic valve of parallel connection, the 3rd 2/2-way magnetic valve pass through the 5th 2/2-way electromagnetism
Valve connects reference cavity, and the 4th 2/2-way magnetic valve output end directly connects output end, and the three, the 4th 2/2-way magnetic valves
The differential pressure pickup for being used for monitoring gas-path leakage amount is housed among two gas circuits.
The gas outlet of anti-skidding exhaust valve is connected to the input of the 4th Pneumatic valve, and the input of the 4th Pneumatic valve is connected to
The inlet end of two air accumulators；
The control circuit includes industrial computer, and industrial computer is connected with data collecting card, data collecting card connection signal conversion
Module, drive module, user's operation module, the signal conversion module connect the first air pressure inductor, the second air pressure inductor,
And current signal is converted into voltage signal, the first air pressure inductor is connected with anti-skidding exhaust valve air inlet, the second air pressure
Inductor is connected with anti-skidding air draft valve air gate；The drive module includes air-channel system drive module and anti-skidding exhaust valve drives
Module, gas circuit drive module are connected to each Pneumatic valve of air-channel system, magnetic valve, and anti-skidding exhaust valve drive module is connected to anti-skidding row
Graduated release valve, brake valve inside air-valve.
The first gas storage tankage size is 40L, and the second gas storage tankage size is 6L.
The beneficial effects of the invention are as follows：
Detection means and method of the present invention, action response time test, inflation and exhaust performance for anti-skidding exhaust valve
Test, performing leak test, testing efficiency and measuring accuracy are higher, and fixation kit is simple and practical, and clamping precision is high.
Brief description of the drawings
Fig. 1 is fixed rack structural representation；
Fig. 2 is the structural representation of anti-skidding exhaust valve；
Fig. 3 is air-channel system schematic diagram of the present invention；
Fig. 4 is control circuit logic chart of the present invention.
Embodiment
The technical scheme in the embodiment of the present invention is clearly and completely described below in conjunction with accompanying drawing.
As shown in Figure 1, 2, 3, a kind of anti-skidding air draft valve detection device, including for fixing the fixed station of anti-skidding exhaust valve
Frame, air-channel system, control circuit, the fixed rack include top cover 1 and base 2, and three branch are provided between top cover 1 and base 2
Strut 3, anti-skidding exhaust valve 4 are fixed between top cover 1 and base 2, and anti-skidding exhaust valve 4 is provided with air inlet D, gas outlet C, exhaust outlet
E.Air inlet D, gas outlet C are connected to air-channel system, the directly logical air of exhaust outlet E.
The air-channel system, including air source A IR, after air source A IR enters ball valve SOR1, the input with pneumatic bigeminy part REG0
End is connected, and pneumatic bigeminy part REG0 output end is connected with the first air accumulator TNK1 input, and the first air accumulator TNK1's is defeated
Go out input of the end respectively with the first pressure regulator valve REG1 and the second pressure regulator valve REG2 to be connected.
First pressure regulator valve REG1 output end is connected with the first Pneumatic valve VAL1 input, and the first Pneumatic valve VAL1's is defeated
Go out end and be divided into two-way, be connected to the second Pneumatic valve VAL2 input, the second Pneumatic valve VAL2 output end and anti-skidding row all the way
The air inlet D of air-valve 4 is connected, and another way is connected to the 3rd Pneumatic valve VAL3 input, the 3rd Pneumatic valve VAL3 output end
Muffler ZP is connected to, muffler ZP leads directly to air.
Second pressure regulator valve REG2 output end is connected with the first 2/2-way magnetic valve YV1 input, the first two two
Three-way electromagnetic valve YV1 output end is divided into two-way, is connected to the second 2/2-way magnetic valve YV2 input all the way, the second two
Two three-way electromagnetic valve YV2 output end is connected to muffler ZP, and another way is connected with the 6th 2/2-way valve YV6 input, the
Six 2/2-way magnetic valve YV6 output end is connected with the air inlet D of anti-skidding exhaust valve 4.
The 3rd 2/2-way electromagnetism is connected between the first 2/2-way magnetic valve YV1, the 6th 2/2-way valve YV6
Valve YV3, the 3rd 2/2-way magnetic valve YV3 are parallel with the 4th 2/2-way magnetic valve YV4, the 3rd 2/2-way magnetic valve YV3
By the 5th 2/2-way magnetic valve YV5 connect reference cavity, the 4th 2/2-way magnetic valve YV4 output ends directly connect benchmark
Chamber, and the three, the 4th 2/2-way solenoid valve blocks into gas circuit among be equipped with and be used to monitor the differential pressure pickup of gas-path leakage amount
DP。
The gas outlet C of anti-skidding exhaust valve 4 is connected to the 4th Pneumatic valve VAL4 input, the 4th Pneumatic valve VAL4 input
End is connected to the second air accumulator TNK2 inlet end.
As shown in Figure 3,4, control circuit includes industrial computer 5, and industrial computer 5 is connected with data collecting card 6, data collecting card 6
Signal conversion module 7, drive module 8, user's operation module 9 are connected, the signal conversion module 7 connects the first air pressure inductor
P1, the second air pressure inductor P2, and current signal is converted into voltage signal, the first air pressure inductor P1 and anti-skidding air draft
The air inlet D connections of valve 4, the second air pressure inductor P2 are connected with the anti-skidding gas outlet C of exhaust valve 4；The drive module 8 includes gas circuit
System drive module 801 and anti-skidding exhaust valve drive module 802, gas circuit drive module 801 be connected to each Pneumatic valve of air-channel system,
Magnetic valve, anti-skidding exhaust valve drive module 802 are connected to graduated release valve, brake valve inside anti-skidding exhaust valve 4.
The first air accumulator TNK1 capacity is 40L, and the second air accumulator TNK2 capacity is 6L.
The anti-skidding exhaust valve detection of the present invention specifically can be used for detecting the action response time of anti-skidding exhaust valve, fill exhaust
Performance, sealing property.
Wherein, the detection method of anti-skidding exhaust valve action response time, comprises the following steps：
Step 1, anti-skidding exhaust valve is installed
Anti-skidding exhaust valve 4 is arranged on fixed rack, and is connected in air-channel system；
Step 2, anti-skidding exhaust valve action response time test
Industrial computer 5 controls the first Pneumatic valve VAL1, the second Pneumatic valve VAL2 to open, and the 3rd Pneumatic valve VAL3 is closed, and alleviates
Valve and brake valve are not charged, and 500kPa pressure is passed through to the anti-skidding air inlet D of exhaust valve 4, and first pressure sensor P1 registrations are steady
After being set to 500kPa, make brake valve and graduated release valve powered, anti-skidding exhaust valve 4 carries out rapid air draft, when test phase alleviates response
Between；The first Pneumatic valve VAL1, the second Pneumatic valve VAL2 is controlled to open, the 3rd Pneumatic valve VAL3 is closed, and graduated release valve and brake valve are not
It is powered, it is passed through 500kPa pressure to the anti-skidding air inlet D of exhaust valve 4, after pressure stability, makes brake valve and graduated release valve powered, prevents
Sliding exhaust valve 4 carries out rapid air draft, after first pressure sensor P1 registrations stabilize to 0kPa, make brake valve and graduated release valve without
Electricity, test phase fill the wind response time.
Anti-skidding exhaust valve fills the detection method of exhaust performance test, comprises the following steps：
Step 1, anti-skidding exhaust valve is installed
Anti-skidding exhaust valve 4 is arranged on fixed rack, and is connected in air-channel system；
Step 2, including quick fill wind and graduated release ability, direct release ability, stage fill wind energy power, quick air draft energy
The test of power, emptying ability, straight-through relief capabilities
A. wind and graduated release aptitude tests are quickly filled, industrial computer 5 controls the first Pneumatic valve VAL1, the second Pneumatic valve
VAL2 is opened, and the 3rd Pneumatic valve VAL3 is closed, and graduated release valve and brake valve are not charged, are passed through to the anti-skidding air inlet D of exhaust valve 4
500kPa pressure, after lasting 7s, make the powered 0.1s of brake valve, graduated release valve, control anti-skidding exhaust valve 4 to be vented, then make braking
Valve is powered, the not charged 0.9s of graduated release valve, controls anti-skidding exhaust valve 4 to work in packing state, according to this after logical action 5 times, makes system
Dynamic valve is powered, graduated release valve is not charged, and anti-skidding exhaust valve 4 works in packing state 4s, passes through the reading to second pressure sensor P2
Number, complete the quick test for filling wind and graduated release ability；
B. direct release aptitude tests, make graduated release valve and brake valve powered after a test terminates, pass through anti-skidding exhaust valve 4
Exhaust outlet E exhaust 2s, then make that brake valve is powered, graduated release valve is not charged, anti-skidding exhaust valve works in packing state 5s, passes through
To second pressure sensor P2 reading, the test of direct release ability is completed；
C. the stage fills wind aptitude tests, and the control of industrial computer 5 closes the 3rd Pneumatic valve VAL3, makes the second air accumulator TNK2's
Pressure drains into 0kPa, opens the first Pneumatic valve VAL1, the second Pneumatic valve VAL2, closes the 3rd Pneumatic valve VAL3, controls brake valve
And graduated release valve, anti-skidding exhaust valve 4 is worked in air-suction state 0.1s, packing state 0.9s, according to this after logic working 5 times, make to prevent
The sliding pressurize 3s of exhaust valve 4, by completing to fill the stage test of wind energy power to second pressure sensor P2 reading；
D. the test of quick air draft ability, industrial computer 5 control the first Pneumatic valve VAL1, the second Pneumatic valve VAL2 to open, the
Three Pneumatic valve VAL3 are closed, and make graduated release valve and brake valve not charged, 500kPa pressure is passed through to the anti-skidding air inlet D of exhaust valve 4,
After lasting 6s, make graduated release valve, brake valve powered, 1.2s is vented by the exhaust outlet E of anti-skidding exhaust valve 4, then makes brake valve band
Electricity, graduated release valve are not charged, and anti-skidding exhaust valve 4 works in packing state 3s, by the reading to second pressure sensor P2, complete
Test to quick air draft ability；
E. the test of emptying ability, industrial computer 5 control the first Pneumatic valve VAL1, the second Pneumatic valve VAL2 to open, the 3rd gas
Control valve VAL3 to close, graduated release valve and brake valve are not charged, and 500kPa pressure is passed through to the anti-skidding air inlet D of exhaust valve 4, lasts 6s
Afterwards, make graduated release valve, brake valve powered, 10s is vented by the exhaust outlet E of anti-skidding exhaust valve 4, obtains second pressure sensor P2's
Data；
Industrial computer 5 controls the first Pneumatic valve VAL1, the second Pneumatic valve VAL2 to open, and the 3rd Pneumatic valve VAL3 is closed, and alleviates
Valve and brake valve are not charged, and 500kPa pressure is passed through to the anti-skidding air inlet D of exhaust valve 4, then passes through the 3rd Pneumatic valve VAL3
Air draft 20s, second pressure sensor P2 data are obtained, complete the test to emptying ability.
The detection method of anti-skidding exhaust valve sealing, comprises the following steps：
Step 1, anti-skidding exhaust valve is installed
Anti-skidding exhaust valve 4 is arranged on fixed rack, and is connected in air-channel system；
Step 2, performing leak test, including pipeline performing leak test and anti-skidding exhaust valve performing leak test
I, pipeline performing leak tests, pipeline test is tested under conditions of without the second air accumulator TNK2, including is entered
The stage is exited in gas stage, equilibrium stage, test phase, exhaust
Charging stage, open the first 2/2-way magnetic valve YV1, close the second 2/2-way magnetic valve YV2, the 5th two
Two three-way electromagnetic valve YV5, the 6th 2/2-way magnetic valve YV6 is opened, close the 3rd Pneumatic valve VAL3, the 4th Pneumatic valve VAL4, make
Air-channel system is in air-suction state, when stable gas pressure is in 500kPa, into equilibrium stage, closes the first 2/2-way magnetic valve
Enter test phase after YV1 60s, test phase, open the 5th 2/2-way magnetic valve YV5, after test carries out 60s, pass through difference
Pipeline performing leak test is completed in the reading of pressure sensor DP numerical value, and exhaust exits the stage, passes through the second 2/2-way magnetic valve YV2
Arrange the gas on light pipe road；
The anti-skidding overall tightness of exhaust valve 4 tests of II, the test of the anti-skidding overall tightness of exhaust valve 4 are needed in the second storage
Gas tank TNK2 is carried out in the case of loading, including charging stage, rapid exhaust phase, equilibrium stage, test phase, exhaust exit
Stage
Charging stage, open the first 2/2-way magnetic valve YV1, close the second 2/2-way magnetic valve YV2, the 5th two
Two three-way electromagnetic valve YV5, the 6th 2/2-way magnetic valve YV6 is opened, close the 3rd Pneumatic valve VAL3, open the 4th Pneumatic valve
VAL4, the second air accumulator TNK2 is inflated, when pressure stability is to 500kpa, rapid exhaust, turn off the first 2/2-way electromagnetism
Valve YV1, make brake valve and graduated release valve powered, anti-skidding exhaust valve 4 works in air draft state, gas by anti-skidding exhaust valve 4 exhaust
Mouthful E discharge, when the value by judging second pressure sensor P2 reaches 200kPa, make that brake valve is powered, graduated release valve is not charged, prevent
Sliding exhaust valve 4 works in packing state, subsequently into the poised state of air pressure, closes the first 2/2-way magnetic valve YV1,60s
Enter test phase when afterwards, test phase, turn off the 5th 2/2-way magnetic valve YV5, current differential pressure sensing is obtained after testing 60s
Device DP reading, the anti-skidding overall tightness of exhaust valve 4 test is completed, exhaust exits the stage, makes brake valve, graduated release valve not charged,
Anti-skidding exhaust valve 4 is operated in on-position, opens the second 2/2-way magnetic valve YV2 row's the second air accumulators of light TNK2 gas.
Described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on the present invention
In embodiment, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Claims (2)
1. a kind of anti-skidding air draft valve detection device, including for fixing the fixed rack, air-channel system, control electricity of anti-skidding exhaust valve
Road, it is characterised in that the fixed rack includes top cover and base, and three support bars, anti-skidding row are provided between top cover and base
Air-valve is fixed between top cover and base, and anti-skidding exhaust valve is provided with air inlet, gas outlet, exhaust outlet；
The air-channel system, including source of the gas, source of the gas are connected with the input of pneumatic bigeminy part, the output end of pneumatic bigeminy part and the
The input connection of one air accumulator, the output end of the first air accumulator input phase with the first pressure regulator valve and the second pressure regulator valve respectively
Even；
The output end of first pressure regulator valve is connected with the input of the first Pneumatic valve, and the output end of the first Pneumatic valve is divided into two-way, and one
Road is connected to the input of the second Pneumatic valve, and the output end of the second Pneumatic valve is connected with the air inlet of anti-skidding exhaust valve, another way
The input of the 3rd Pneumatic valve is connected to, the output end of the 3rd Pneumatic valve is connected to muffler, and muffler leads directly to air；
The output end of second pressure regulator valve is connected with the input of the first 2/2-way magnetic valve, the first 2/2-way magnetic valve it is defeated
Go out end and be divided into two-way, be connected to the input of the second 2/2-way magnetic valve, the output end of the second 2/2-way magnetic valve all the way
Be connected to muffler, another way is connected with the input of the 6th 2/2-way valve, the output end of the 6th 2/2-way magnetic valve with
The air inlet of anti-skidding exhaust valve is connected；
It is connected with the 3rd 2/2-way magnetic valve between the first 2/2-way magnetic valve, the 6th 2/2-way valve, the 3rd liang
Two three-way electromagnetic valves of position are parallel with the 4th 2/2-way magnetic valve, and the 3rd 2/2-way magnetic valve passes through the 5th 2/2-way magnetic valve
Reference cavity is connected, the output end of the 4th 2/2-way magnetic valve is connected directly to reference cavity, and the three, the 4th 2/2-way electromagnetism
The differential pressure pickup for being used for monitoring gas-path leakage amount is housed among the gas circuit of valve；
The gas outlet of anti-skidding exhaust valve is connected to the input of the 4th Pneumatic valve, and the input of the 4th Pneumatic valve is connected to the second storage
The inlet end of gas tank；
The control circuit includes industrial computer, and industrial computer is connected with data collecting card, data collecting card connection signal conversion module,
Drive module, user's operation module, the signal conversion module connect the first air pressure inductor, the second air pressure inductor, and will
Current signal is converted into voltage signal, and the first air pressure inductor is connected with anti-skidding exhaust valve air inlet, the sensing of the second air pressure
Device is connected with anti-skidding air draft valve air gate；The drive module includes air-channel system drive module and anti-skidding exhaust valve driving mould
Block, gas circuit drive module are connected to each Pneumatic valve of air-channel system, magnetic valve, and anti-skidding exhaust valve drive module is connected to anti-skidding air draft
Graduated release valve, brake valve inside valve.
2. anti-skidding air draft valve detection device according to claim 1, it is characterised in that the first gas storage tankage size is
40L, the second gas storage tankage size are 6L.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720598015.1U CN206710087U (en) | 2017-05-26 | 2017-05-26 | A kind of anti-skidding air draft valve detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720598015.1U CN206710087U (en) | 2017-05-26 | 2017-05-26 | A kind of anti-skidding air draft valve detection device |
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| Publication Number | Publication Date |
|---|---|
| CN206710087U true CN206710087U (en) | 2017-12-05 |
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ID=60462647
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720598015.1U Active CN206710087U (en) | 2017-05-26 | 2017-05-26 | A kind of anti-skidding air draft valve detection device |
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| CN (1) | CN206710087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950056A (en) * | 2017-05-26 | 2017-07-14 | 杭州沃镭智能科技股份有限公司 | A kind of anti-skidding air draft valve detection device and detection method |
-
2017
- 2017-05-26 CN CN201720598015.1U patent/CN206710087U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950056A (en) * | 2017-05-26 | 2017-07-14 | 杭州沃镭智能科技股份有限公司 | A kind of anti-skidding air draft valve detection device and detection method |
| CN106950056B (en) * | 2017-05-26 | 2023-06-09 | 杭州沃镭智能科技股份有限公司 | Detection method of anti-skid exhaust valve detection device |
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