CN106950056A - A kind of anti-skidding air draft valve detection device and detection method - Google Patents
A kind of anti-skidding air draft valve detection device and detection method Download PDFInfo
- Publication number
- CN106950056A CN106950056A CN201710382977.8A CN201710382977A CN106950056A CN 106950056 A CN106950056 A CN 106950056A CN 201710382977 A CN201710382977 A CN 201710382977A CN 106950056 A CN106950056 A CN 106950056A
- Authority
- CN
- China
- Prior art keywords
- valve
- skidding
- air
- pneumatic
- test
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2876—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for valves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The invention discloses a kind of anti-skidding air draft valve detection device, including for the fixed rack for fixing anti-skidding exhaust valve, air-channel system, control circuit, fixed rack includes top cover and base, provided with three support bars 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..Detection means and method of the present invention, 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
It is that a kind of express locomotive use is anti-the present invention relates to express locomotive anti-skid brake system system product detection means field
Sliding air draft valve detection device and detection method.
Background technology
Anti-skidding exhaust valve as anti-skid braking device execution unit, when wheel because braking moment is excessive slide when
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
Anti-skid brake system production firm is wanted, also in part production and 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 automobile-used anti-skidding air draft valve detection device of express locomotive and detection method.
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 with
Provided with three support bars 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 and the
The input connection of one air accumulator, the input phase of the output end of the first air accumulator respectively with the first pressure regulator valve and the second pressure regulator valve
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, 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, Ling Yilu
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, the input of the second 2/2-way magnetic valve, the output end of the second 2/2-way magnetic valve are connected to all the way
Be connected to muffler, the input of another 2/2-way valves of Lu Yu six is connected, the output end of the 6th 2/2-way magnetic valve with
The air inlet of anti-skidding exhaust valve is connected；
The 3rd 2/2-way magnetic valve, the 3rd liang are connected between the first 2/2-way magnetic valve, the 6th 2/2-way valve
Two three-way electromagnetic valves of position the 4th 2/2-way magnetic valve in parallel, the 3rd 2/2-way magnetic valve is connected by the 5th 2/2-way magnetic valve
Logical reference cavity, the 4th 2/2-way magnetic valve output end directly connects output end, and the 3rd, gas of the 4th 2/2-way magnetic valve two
The differential pressure pickup for being used for monitoring gas-path leakage amount is housed in the middle of road.
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 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 is 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.
The first gas storage tankage size is 40L, and the second gas storage tankage size is 6L.
The detection method of anti-skidding exhaust valve action response time, comprises the following steps：
Step one, anti-skidding exhaust valve is installed
Anti-skidding exhaust valve is arranged on fixed rack, and is connected in air-channel system；
Step 2, anti-skidding exhaust valve action response time test
Industrial computer controls the first Pneumatic valve, the second Pneumatic valve to open, and the 3rd Pneumatic valve is closed, and graduated release valve and brake valve are not charged,
500kPa pressure is passed through to anti-skidding exhaust valve air inlet, first pressure sensor registration is stabilized to after 500kPa, makes brake valve
Powered with graduated release valve, anti-skidding exhaust valve carries out rapid air draft, and test phase alleviates the response time；Control the first Pneumatic valve, second
Pneumatic valve is opened, and the 3rd Pneumatic valve is closed, and graduated release valve and brake valve are not charged, are passed through 500kPa's to anti-skidding exhaust valve air inlet
After pressure, pressure stability, make brake valve and graduated release valve powered, anti-skidding exhaust valve carries out rapid air draft, first pressure sensor shows
Number is stabilized to after 0kPa, makes brake valve and graduated release valve not charged, test phase fills the wind response time.
Anti-skidding exhaust valve fills the detection method of exhaust performance test, comprises the following steps：
Step one, anti-skidding exhaust valve is installed
Anti-skidding exhaust valve 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 ability, row
The test of empty ability, straight-through relief capabilities
A. wind and graduated release aptitude tests are quickly filled, industrial computer controls the first Pneumatic valve, the second Pneumatic valve to open, the 3rd gas
Control valve to close, graduated release valve and brake valve are not charged, and 500kPa pressure is passed through to anti-skidding exhaust valve air inlet, lasts after 7s, makes
The powered 0.1s of brake valve, graduated release valve, controls anti-skidding air draft valve exhaust, then makes that brake valve is powered, the not charged 0.9s of graduated release valve, control
Make anti-skidding exhaust valve and work in packing state, according to this after logical action 5 times, make that brake valve is powered, graduated release valve is not charged, anti-skidding row
Air-valve works in packing state 4s, by the reading to second pressure sensor, completes quick wind and the graduated release ability of filling
Test；
B. direct release aptitude tests, make graduated release valve and brake valve powered after a test terminates, pass through the row of anti-skidding exhaust valve
Gas port is vented 2s, then makes that brake valve is powered, graduated release valve is not charged, and anti-skidding exhaust valve works in packing state 5s, by the
The reading of two pressure sensors, completes the test of direct release ability；
C. the stage fills wind aptitude tests, and industrial computer control closes the 3rd Pneumatic valve, the pressure of the second air accumulator is drained into 0kPa,
The first Pneumatic valve, the second Pneumatic valve are opened, the 3rd Pneumatic valve, control brake valve and graduated release valve is closed, anti-skidding exhaust valve is worked
In air-suction state 0.1s, packing state 0.9s, according to this after logic working 5 times, make anti-skidding exhaust valve pressurize 3s, by pressing second
The reading of force snesor completes to fill the stage test of wind energy power；
D. the test of quick air draft ability, industrial computer controls the first Pneumatic valve, the second Pneumatic valve to open, and the 3rd Pneumatic valve is closed,
Make graduated release valve and brake valve not charged, 500kPa pressure be passed through to anti-skidding exhaust valve air inlet, is lasted after 6s, make graduated release valve,
Brake valve is powered, by the vent 1.2s of anti-skidding exhaust valve, then makes that brake valve is powered, graduated release valve is not charged, anti-skidding
Exhaust valve works in packing state 3s, by the reading to second pressure sensor, completes the test to quick air draft ability；
E. the test of emptying ability, industrial computer controls the first Pneumatic valve, the second Pneumatic valve to open, and the 3rd Pneumatic valve is closed, and alleviates
Valve and brake valve are not charged, and 500kPa pressure is passed through to anti-skidding exhaust valve air inlet, is lasted after 6s, makes graduated release valve, brake valve
It is powered, by the vent 10s of anti-skidding exhaust valve, obtain the data of second pressure sensor；
Industrial computer controls the first Pneumatic valve, the second Pneumatic valve to open, and the 3rd Pneumatic valve is closed, and graduated release valve and brake valve are not charged,
500kPa pressure is passed through to anti-skidding exhaust valve air inlet D, then by the 3rd Pneumatic valve air draft 20s, second pressure is obtained and passes
The data of sensor, complete the test to emptying ability.
The detection method of anti-skidding exhaust valve sealing, comprises the following steps：
Step one, anti-skidding exhaust valve is installed
Anti-skidding exhaust valve 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, including the charging stage,
The stage is exited in equilibrium stage, test phase, exhaust
Charging stage, the first 2/2-way magnetic valve is opened, close the second 2/2-way magnetic valve, the 5th 2/2-way electromagnetism
Valve, opens the 6th 2/2-way magnetic valve, closes the 3rd Pneumatic valve, the 4th Pneumatic valve, air-channel system is in air-suction state, when
Stable gas pressure is in 500kPa, into equilibrium stage, closes and enters test phase after the first 2/2-way magnetic valve 60s, test
In the stage, the 5th 2/2-way magnetic valve is opened, test is carried out after 60s, it is close to complete pipeline by the reading of differential pressure pick-up numerical value
The stage is exited in envelope property test, exhaust, and the gas on light pipe road is arranged by the second 2/2-way magnetic valve；
The anti-skidding exhaust valve overall tightness tests of II, the test of anti-skidding exhaust valve overall tightness needs to bear in the second air accumulator
Carried out in the case of load, including charging stage, rapid exhaust phase, equilibrium stage, test phase, exhaust exit the stage
Charging stage, the first 2/2-way magnetic valve is opened, close the second 2/2-way magnetic valve, the 5th 2/2-way electromagnetism
Valve, opens the 6th 2/2-way magnetic valve, closes the 3rd Pneumatic valve, opens the 4th Pneumatic valve, and the second air accumulator is inflated, works as pressure
When power stabilization is to 500kpa, rapid exhaust turns off the first 2/2-way magnetic valve, makes brake valve and graduated release valve powered, anti-skidding row
Air-valve works in air draft state, and gas is discharged by the exhaust outlet of anti-skidding exhaust valve, reached by the value for judging second pressure sensor
During to 200kPa, make that brake valve is powered, graduated release valve is not charged, anti-skidding exhaust valve works in packing state, subsequently into air pressure
Poised state, enters test phase when closing after the first 2/2-way magnetic valve, 60s, test phase turns off the 5th 2/2-way
The reading of current differential pressure pick-up is obtained after magnetic valve, test 60s, anti-skidding exhaust valve overall tightness test is completed, exhaust is moved back
Go out the stage, make brake valve, graduated release valve not charged, anti-skidding exhaust valve is operated in on-position, open the second 2/2-way magnetic valve
Arrange the gas of the air accumulator of light second.
The beneficial effects of the invention are as follows：
Detection means and method of the present invention, for anti-skidding exhaust valve action response time test, inflation and exhaust performance 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 present invention control circuit logic diagram.
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 includes top cover 1 and base 2, provided with three branch between top cover 1 and base 2
Strut 3, anti-skidding exhaust valve 4 is 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, and exhaust outlet E directly leads to air.
The air-channel system, including air source A IR, air source A IR enter after 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, the second Pneumatic valve VAL2 input, the second Pneumatic valve VAL2 output end and anti-skidding row are connected to all the way
The air inlet D of air-valve 4 is connected, and another road 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
The input that two three-way electromagnetic valve YV2 output end is connected to muffler ZP, another 2/2-way valve YV6 of Lu Yu six is connected, 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 in the middle of 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 is 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 is connected to graduated release valve inside anti-skidding exhaust valve 4, brake valve.
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 one, 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 control the first Pneumatic valve VAL1, the second Pneumatic valve VAL2 open, the 3rd Pneumatic valve VAL3 close, graduated release valve and
Brake valve is 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 stabilized to
After 500kPa, make brake valve and graduated release valve powered, anti-skidding exhaust valve 4 carries out rapid air draft, test phase alleviates the response time；Control
The first Pneumatic valve VAL1, the second Pneumatic valve VAL2 opening are made, the 3rd Pneumatic valve VAL3 is closed, and graduated release valve and brake valve are not charged,
It is passed through to the anti-skidding air inlet D of exhaust valve 4 after 500kPa pressure, pressure stability, makes brake valve and graduated release valve powered, anti-skidding air draft
Valve 4 carries out rapid air draft, and first pressure sensor P1 registrations are stabilized to after 0kPa, make brake valve and graduated release valve not charged, test
Stage fills the wind response time.
Anti-skidding exhaust valve fills the detection method of exhaust performance test, comprises the following steps：
Step one, 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 ability, row
The test of empty 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 to beat
Open, the 3rd Pneumatic valve VAL3 is closed, 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
Power, lasts after 7s, makes the powered 0.1s of brake valve, graduated release valve, controls anti-skidding exhaust valve 4 to be vented, and then makes that brake valve is powered, alleviate
The not charged 0.9s of valve, controls anti-skidding exhaust valve 4 to work in packing state, according to this after logical action 5 times, makes brake valve powered, slow
Solution valve is not charged, and anti-skidding exhaust valve 4 works in packing state 4s, by the reading to second pressure sensor P2, completes quick
Fill the test of wind and graduated release ability；
B. direct release aptitude tests, make graduated release valve and brake valve powered after a test terminates, and pass through the row of anti-skidding exhaust valve 4
Gas port E is vented 2s, then makes that brake valve is powered, graduated release valve is not charged, and anti-skidding exhaust valve works in packing state 5s, by the
Two pressure sensor P2 reading, completes the test of direct release ability；
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 pressure
0kPa is drained into, the first Pneumatic valve VAL1, the second Pneumatic valve VAL2 is opened, the 3rd Pneumatic valve VAL3 is closed, control brake valve eases up
Valve is solved, 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, makes anti-skidding row
The pressurize 3s of air-valve 4, completes to fill the stage test of wind energy power by the reading to second pressure sensor P2；
D. the test of quick air draft ability, industrial computer 5 controls the first Pneumatic valve VAL1, the second Pneumatic valve VAL2 to open, the 3rd gas
Control valve VAL3 to close, 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, is lasted
After 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 powered, slow
Solution valve is not charged, and anti-skidding exhaust valve 4 works in packing state 3s, by the reading to second pressure sensor P2, completes to fast
The test of fast air draft ability；
E. the test of emptying ability, industrial computer 5 controls the first Pneumatic valve VAL1, the second Pneumatic valve VAL2 to open, the 3rd Pneumatic valve
VAL3 is closed, and 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, is lasted after 6s,
Make graduated release valve, brake valve powered, 10s is vented by the exhaust outlet E of anti-skidding exhaust valve 4, second pressure sensor P2 number is obtained
According to；
Industrial computer 5 control the first Pneumatic valve VAL1, the second Pneumatic valve VAL2 open, the 3rd Pneumatic valve VAL3 close, graduated release valve and
Brake valve is 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 drafts
20s, obtains second pressure sensor P2 data, completes the test to emptying ability.
The detection method of anti-skidding exhaust valve sealing, comprises the following steps：
Step one, 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 air inlet rank
The stage is exited in section, equilibrium stage, test phase, exhaust
Charging stage, the first 2/2-way magnetic valve YV1 is opened, close the second 2/2-way magnetic valve YV2, the 5th 2/2-way
Magnetic valve YV5, opens the 6th 2/2-way magnetic valve YV6, closes the 3rd Pneumatic valve VAL3, the 4th Pneumatic valve VAL4, makes gas circuit
System is in air-suction state, when stable gas pressure is in 500kPa, into equilibrium stage, closes the first 2/2-way magnetic valve YV1
Enter test phase after 60s, test phase opens the 5th 2/2-way magnetic valve YV5, and test is carried out after 60s, passed by differential pressure
The reading of sensor DP numerical value completes pipeline performing leak test, and the stage is exited in exhaust, and light is arranged by the second 2/2-way magnetic valve YV2
The gas of pipeline；
The anti-skidding overall tightness of exhaust valve 4 tests of II, the test of the anti-skidding overall tightness of exhaust valve 4 is needed in the second air accumulator
TNK2 is carried out in the case of loading, including charging stage, rapid exhaust phase, equilibrium stage, test phase, exhaust exit the stage
Charging stage, the first 2/2-way magnetic valve YV1 is opened, close the second 2/2-way magnetic valve YV2, the 5th 2/2-way
Magnetic valve YV5, opens the 6th 2/2-way magnetic valve YV6, closes the 3rd Pneumatic valve VAL3, opens the 4th Pneumatic valve VAL4, right
Second air accumulator TNK2 is inflated, when pressure stability is to 500kpa, rapid exhaust, is turned off the first 2/2-way magnetic valve YV1, is made
Brake valve and graduated release valve are powered, and anti-skidding exhaust valve 4 works in air draft state, and gas is discharged by the exhaust outlet E of anti-skidding exhaust valve 4,
During by judging that second pressure sensor P2 value reaches 200kPa, make that brake valve is powered, graduated release valve is not charged, anti-skidding exhaust valve
4 work in packing state, subsequently into the poised state of air pressure, enter when closing after the first 2/2-way magnetic valve YV1,60s
Test phase, test phase turns off the reading that current differential pressure pick-up DP is obtained after the 5th 2/2-way magnetic valve YV5, test 60s
Number, completes the anti-skidding overall tightness of exhaust valve 4 test, and exhaust exits the stage, makes brake valve, graduated release valve not charged, anti-skidding air draft
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 a part of embodiment of the 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 (5)
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, provided with three support bars, anti-skidding row 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 input phase of the output end of the first air accumulator respectively with the first pressure regulator valve and the second pressure regulator valve
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, 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, Ling Yilu
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, the input of the second 2/2-way magnetic valve, the output end of the second 2/2-way magnetic valve are connected to all the way
Be connected to muffler, the input of another 2/2-way valves of Lu Yu six is connected, the output end of the 6th 2/2-way magnetic valve with
The air inlet of anti-skidding exhaust valve is connected；
The 3rd 2/2-way magnetic valve, the 3rd liang are connected between the first 2/2-way magnetic valve, the 6th 2/2-way valve
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 in the middle of 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 is 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 is 6L.
3. according to the anti-skidding exhaust valve action response time of any described anti-skidding air draft valve detection device of claim 1 or 2
Detection method, it is characterised in that comprise the following steps：
Step one, anti-skidding exhaust valve is installed
Anti-skidding exhaust valve is arranged on fixed rack, and is connected in air-channel system；
Step 2, anti-skidding exhaust valve action response time test
Industrial computer controls the first Pneumatic valve, the second Pneumatic valve to open, and the 3rd Pneumatic valve is closed, and graduated release valve and brake valve are not charged,
500kPa pressure is passed through to anti-skidding exhaust valve air inlet, first pressure sensor registration is stabilized to after 500kPa, makes brake valve
Powered with graduated release valve, anti-skidding exhaust valve carries out rapid air draft, and test phase alleviates the response time；Control the first Pneumatic valve, second
Pneumatic valve is opened, and the 3rd Pneumatic valve is closed, and graduated release valve and brake valve are not charged, are passed through 500kPa's to anti-skidding exhaust valve air inlet
After pressure, pressure stability, make brake valve and graduated release valve powered, anti-skidding exhaust valve carries out rapid air draft, first pressure sensor shows
Number is stabilized to after 0kPa, makes brake valve and graduated release valve not charged, test phase fills the wind response time.
4. exhaust performance test is filled according to the anti-skidding exhaust valve of any described anti-skidding air draft valve detection device of claim 1 or 2
Detection method, it is characterised in that comprise the following steps：
Step one, anti-skidding exhaust valve is installed
Anti-skidding exhaust valve 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 ability, row
The test of empty ability, straight-through relief capabilities
A. wind and graduated release aptitude tests are quickly filled, industrial computer controls the first Pneumatic valve, the second Pneumatic valve to open, the 3rd gas
Control valve to close, graduated release valve and brake valve are not charged, and 500kPa pressure is passed through to anti-skidding exhaust valve air inlet, lasts after 7s, makes
The powered 0.1s of brake valve, graduated release valve, controls anti-skidding air draft valve exhaust, then makes that brake valve is powered, the not charged 0.9s of graduated release valve, control
Make anti-skidding exhaust valve and work in packing state, according to this after logical action 5 times, make that brake valve is powered, graduated release valve is not charged, anti-skidding row
Air-valve works in packing state 4s, by the reading to second pressure sensor, completes quick wind and the graduated release ability of filling
Test；
B. direct release aptitude tests, make graduated release valve and brake valve powered after a test terminates, pass through the row of anti-skidding exhaust valve
Gas port is vented 2s, then makes that brake valve is powered, graduated release valve is not charged, and anti-skidding exhaust valve works in packing state 5s, by the
The reading of two pressure sensors, completes the test of direct release ability；
C. the stage fills wind aptitude tests, and industrial computer control closes the 3rd Pneumatic valve, the pressure of the second air accumulator is drained into 0kPa,
The first Pneumatic valve, the second Pneumatic valve are opened, the 3rd Pneumatic valve, control brake valve and graduated release valve is closed, anti-skidding exhaust valve is worked
In air-suction state 0.1s, packing state 0.9s, according to this after logic working 5 times, make anti-skidding exhaust valve pressurize 3s, by pressing second
The reading of force snesor completes to fill the stage test of wind energy power；
D. the test of quick air draft ability, industrial computer controls the first Pneumatic valve, the second Pneumatic valve to open, and the 3rd Pneumatic valve is closed,
Make graduated release valve and brake valve not charged, 500kPa pressure be passed through to anti-skidding exhaust valve air inlet, is lasted after 6s, make graduated release valve,
Brake valve is powered, by the vent 1.2s of anti-skidding exhaust valve, then makes that brake valve is powered, graduated release valve is not charged, anti-skidding
Exhaust valve works in packing state 3s, by the reading to second pressure sensor, completes the test to quick air draft ability；
E. the test of emptying ability, industrial computer controls the first Pneumatic valve, the second Pneumatic valve to open, and the 3rd Pneumatic valve is closed, and alleviates
Valve and brake valve are not charged, and 500kPa pressure is passed through to anti-skidding exhaust valve air inlet, is lasted after 6s, makes graduated release valve, brake valve
It is powered, by the vent 10s of anti-skidding exhaust valve, obtain the data of second pressure sensor；
Industrial computer controls the first Pneumatic valve, the second Pneumatic valve to open, and the 3rd Pneumatic valve is closed, and graduated release valve and brake valve are not charged,
500kPa pressure is passed through to anti-skidding exhaust valve air inlet D, then by the 3rd Pneumatic valve air draft 20s, second pressure is obtained and passes
The data of sensor, complete the test to emptying ability.
5. according to the detection side of the anti-skidding exhaust valve sealing of any described anti-skidding air draft valve detection device of claim 1 or 2
Method, it is characterised in that comprise the following steps：
Step one, anti-skidding exhaust valve is installed
Anti-skidding exhaust valve 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, including the charging stage,
The stage is exited in equilibrium stage, test phase, exhaust
Charging stage, the first 2/2-way magnetic valve is opened, close the second 2/2-way magnetic valve, the 5th 2/2-way electromagnetism
Valve, opens the 6th 2/2-way magnetic valve, closes the 3rd Pneumatic valve, the 4th Pneumatic valve, air-channel system is in air-suction state, when
Stable gas pressure is in 500kPa, into equilibrium stage, closes and enters test phase after the first 2/2-way magnetic valve 60s, test
In the stage, the 5th 2/2-way magnetic valve is opened, test is carried out after 60s, it is close to complete pipeline by the reading of differential pressure pick-up numerical value
The stage is exited in envelope property test, exhaust, and the gas on light pipe road is arranged by the second 2/2-way magnetic valve；
The anti-skidding exhaust valve overall tightness tests of II, the test of anti-skidding exhaust valve overall tightness needs to bear in the second air accumulator
Carried out in the case of load, including charging stage, rapid exhaust phase, equilibrium stage, test phase, exhaust exit the stage
Charging stage, the first 2/2-way magnetic valve is opened, close the second 2/2-way magnetic valve, the 5th 2/2-way electromagnetism
Valve, opens the 6th 2/2-way magnetic valve, closes the 3rd Pneumatic valve, opens the 4th Pneumatic valve, and the second air accumulator is inflated, works as pressure
When power stabilization is to 500kpa, rapid exhaust turns off the first 2/2-way magnetic valve, makes brake valve and graduated release valve powered, anti-skidding row
Air-valve works in air draft state, and gas is discharged by the exhaust outlet of anti-skidding exhaust valve, reached by the value for judging second pressure sensor
During to 200kPa, make that brake valve is powered, graduated release valve is not charged, anti-skidding exhaust valve works in packing state, subsequently into air pressure
Poised state, enters test phase when closing after the first 2/2-way magnetic valve, 60s, test phase turns off the 5th 2/2-way
The reading of current differential pressure pick-up is obtained after magnetic valve, test 60s, anti-skidding exhaust valve overall tightness test is completed, exhaust is moved back
Go out the stage, make brake valve, graduated release valve not charged, anti-skidding exhaust valve is operated in on-position, open the second 2/2-way magnetic valve
Arrange the gas of the air accumulator of light second.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710382977.8A CN106950056B (en) | 2017-05-26 | 2017-05-26 | Detection method of anti-skid exhaust valve detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710382977.8A CN106950056B (en) | 2017-05-26 | 2017-05-26 | Detection method of anti-skid exhaust valve detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106950056A true CN106950056A (en) | 2017-07-14 |
| CN106950056B CN106950056B (en) | 2023-06-09 |
Family
ID=59480034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710382977.8A Active CN106950056B (en) | 2017-05-26 | 2017-05-26 | Detection method of anti-skid exhaust valve detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106950056B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727329A (en) * | 2017-09-08 | 2018-02-23 | 南京沪江复合材料股份有限公司 | A kind of packaging bag one-way exhaust valve method of testing and tester |
| CN107748062A (en) * | 2017-11-10 | 2018-03-02 | 瑞立集团瑞安汽车零部件有限公司 | A kind of anti-skidding exhaust valve experimental bench |
| CN111289193A (en) * | 2020-04-08 | 2020-06-16 | 姜元成 | Valve gas tightness quality inspection equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52115986A (en) * | 1976-03-24 | 1977-09-28 | Bosch Gmbh Robert | Testing apparatus for antilock regulating apparatus |
| KR20040096797A (en) * | 2004-06-18 | 2004-11-17 | 박건홍 | Tester for anti-skid valve for railway car |
| CN2886539Y (en) * | 2004-11-24 | 2007-04-04 | 王淑娟 | Emulational testing device for electronic anti-skid device of railway carriage |
| CN202648919U (en) * | 2012-04-25 | 2013-01-02 | 南京浦镇海泰制动设备有限公司 | Anti-skid valve test device |
| CN106706234A (en) * | 2017-01-16 | 2017-05-24 | 中国计量大学 | Vehicle proportion relay valve detection device and method |
| CN206710087U (en) * | 2017-05-26 | 2017-12-05 | 杭州沃镭智能科技股份有限公司 | A kind of anti-skidding air draft valve detection device |
-
2017
- 2017-05-26 CN CN201710382977.8A patent/CN106950056B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52115986A (en) * | 1976-03-24 | 1977-09-28 | Bosch Gmbh Robert | Testing apparatus for antilock regulating apparatus |
| KR20040096797A (en) * | 2004-06-18 | 2004-11-17 | 박건홍 | Tester for anti-skid valve for railway car |
| CN2886539Y (en) * | 2004-11-24 | 2007-04-04 | 王淑娟 | Emulational testing device for electronic anti-skid device of railway carriage |
| CN202648919U (en) * | 2012-04-25 | 2013-01-02 | 南京浦镇海泰制动设备有限公司 | Anti-skid valve test device |
| CN106706234A (en) * | 2017-01-16 | 2017-05-24 | 中国计量大学 | Vehicle proportion relay valve detection device and method |
| CN206710087U (en) * | 2017-05-26 | 2017-12-05 | 杭州沃镭智能科技股份有限公司 | A kind of anti-skidding air draft valve detection device |
Non-Patent Citations (2)
| Title |
|---|
| 罗聿斌等: "气制动整车模拟试验系统设计" * |
| 陈宁等: "SY—A型防滑器试验台及其微机测控系统的设计" * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727329A (en) * | 2017-09-08 | 2018-02-23 | 南京沪江复合材料股份有限公司 | A kind of packaging bag one-way exhaust valve method of testing and tester |
| CN107727329B (en) * | 2017-09-08 | 2024-01-26 | 南京沪江复合材料股份有限公司 | Method and instrument for testing one-way exhaust valve for packaging bag |
| CN107748062A (en) * | 2017-11-10 | 2018-03-02 | 瑞立集团瑞安汽车零部件有限公司 | A kind of anti-skidding exhaust valve experimental bench |
| CN111289193A (en) * | 2020-04-08 | 2020-06-16 | 姜元成 | Valve gas tightness quality inspection equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106950056B (en) | 2023-06-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106950056A (en) | A kind of anti-skidding air draft valve detection device and detection method | |
| CN203203767U (en) | Leakage test system | |
| CN108120606B (en) | Commercial vehicle electric brake system hardware-in-the-loop test platform and test method based on PXI and cRIO controller | |
| CN203203768U (en) | Sealing device sealing performance test system | |
| CN202502025U (en) | Device for high pressure isothermal absorption experiment of coal | |
| CN104458276B (en) | Performance test method of hydraulic control unit of car brake system | |
| CN103308254B (en) | A kind of oil cooler dry test method for testing leak tightness and device thereof | |
| CN206656857U (en) | Automatically controlled foot valve function test device | |
| CN201965006U (en) | Lithium ion battery differential pressure formula leak hunting device | |
| CN108107876B (en) | Commercial vehicle electric brake system hardware-in-the-loop test platform and test method based on TTC580 controller | |
| CN107036829B (en) | High-accuracy multifunctional railcar brake system test platform and its application method | |
| CN106840547A (en) | A kind of batteries of electric automobile bag air-tightness detection device and detection method | |
| CN201983913U (en) | Micro-control air tight test station of railway brake valve parts | |
| CN109357887A (en) | A kind of the engine bench test device and its application method of the braking of simulated automotive plateau | |
| CN106706234A (en) | Vehicle proportion relay valve detection device and method | |
| CN103162956B (en) | Method and system for detecting comprehensive performance of pneumatic brake four circuit protection valve | |
| CN103604571B (en) | A kind of marking pen leak-testing apparatus | |
| CN104943482A (en) | Automobile tire pressure monitoring system testing device and testing method | |
| CN206710087U (en) | A kind of anti-skidding air draft valve detection device | |
| CN111855070B (en) | Device and method for testing pressure change rate of components of commercial vehicle electric control air pressure braking system | |
| CN107907280A (en) | ABS hydraulic pressure units sealing property testing equipment and its test method | |
| CN206638397U (en) | A kind of batteries of electric automobile bag air-tightness detection device | |
| CN109084991A (en) | A kind of commercial vehicle air-pressure brake performance hardware is in ring test system and test method | |
| CN206601219U (en) | A kind of air tightness detection apparatus controlled based on PLC | |
| CN102235936B (en) | Airtightness test method for automobile electronic control unit shells and airtightness tester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Guo Bin Inventor after: Yan Fuju Inventor after: Zhao Jing Inventor after: Yuan Sujuan Inventor before: Guo Bin Inventor before: Yan Fuju Inventor before: Lu Yi Inventor before: Fan Weijun Inventor before: Luo Zai Inventor before: Hu Xiaofeng Inventor before: Zhao Jing |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |