CN105606355B - A method of detection aqueous vapor solenoid valve comprehensive performance - Google Patents
A method of detection aqueous vapor solenoid valve comprehensive performance Download PDFInfo
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- CN105606355B CN105606355B CN201610109350.0A CN201610109350A CN105606355B CN 105606355 B CN105606355 B CN 105606355B CN 201610109350 A CN201610109350 A CN 201610109350A CN 105606355 B CN105606355 B CN 105606355B
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- 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
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- 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
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
- G01M3/08—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds
- G01M3/086—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds for valves
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Pipeline Systems (AREA)
Abstract
The invention discloses a kind of methods of detection aqueous vapor solenoid valve comprehensive performance, it is related to solenoid valve detection field, including liquid line simulation system, gas supply system, divide console and master control cabinet, the liquid line simulation system is used to simulate the pipeline under different operating modes, and fluid pressure line is provided when being detected for solenoid valve；Liquid line simulation system includes connected cistern, variable frequency pump, first pressure sensor, ball valve and the pipeline size switching device of concatenation；The pipeline size switching device includes multiple liquid branch pipelines in parallel and of different sizes pipeline, and ball valve, flowmeter and ball valve are equipped with successively on each liquid branch pipeline；The method of the detection aqueous vapor solenoid valve comprehensive performance of the present invention is a kind of automatic detection system, in the case of ensureing personnel safety, the pipeline environment under various operating modes can be simulated, realization carries out solenoid valve comprehensive performance detection, testing result is true, so as to sustained improvement after pinpointing the problems, it is ensured that the quality of product.
Description
Technical field
The present invention relates to solenoid valve detection fields, are specifically related to a kind of method of detection aqueous vapor solenoid valve comprehensive performance.
Background technology
The detection of conventional aqueous vapor solenoid valve, present situation is that test step is complicated at present, labor cost height (one valve of detection,
Need manually to go fixation, pressure regulation, see whether leakage etc.), single detection method (is typically all the simple machine of small pipeline to examine
Survey the valve of various specifications), so a general detection is only done to solenoid valve by some factories, solenoid valve cannot be carried out comprehensive
That closes tests just.Then there is the problem of unstable quality, liquid can be opened during being mainly manifested in use, and gas is beaten not
It opens；Solenoid valve internal and outernal leakage after pressurize；Solenoid valve is not opened, or closes the problems such as incessantly waiting；It is comprehensive that the present invention detects aqueous vapor solenoid valve
The method of performance is closed in the case of ensureing personnel safety, the pipeline environment under various operating modes can be simulated, is realized to solenoid valve
Comprehensive performance detection is carried out, and easy to operate, quick, work efficiency greatly promotes, and testing result is true, after pinpointing the problems
Sustained improvement, it is ensured that the quality of product.
Invention content
(1) technical problems to be solved
To realize above-mentioned target, the present invention provide a kind of method of detection aqueous vapor solenoid valve comprehensive performance solve it is how complete
The problem of detection data that is whole and accurately obtaining the comprehensive performance for being detected aqueous vapor solenoid valve.
(2) technical solution
In order to achieve the above objectives, the present invention provides a kind of method of detection aqueous vapor solenoid valve comprehensive performance, aqueous vapor is detected
The method of solenoid valve comprehensive performance is implemented by following detecting systems, and detecting system includes：
Liquid line simulation system provides fluid pressure line for simulating the pipeline under different operating modes when being detected for solenoid valve；
Liquid line simulation system includes that concatenation connected cistern, variable frequency pump, first pressure sensor, ball valve and pipeline size are cut
Changing device；Pipeline size switching device includes multiple liquid branch pipelines in parallel and of different sizes pipeline, each liquid branch
Ball valve, flowmeter and ball valve are equipped on pipeline successively；
Gas supply system provides pneumatic circuit when being detected for solenoid valve；Gas supply system includes what pipeline was connected
Compressor, air accumulator, ball valve and pressure reducing valve；
Point console, it includes clamping platform to divide console, and it includes water inlet pipe and outlet pipe to clamp platform, clamp platform for install wait for
It surveys solenoid valve and connects the inlet and outlet of solenoid valve to be measured, water inlet pipe is supplied with liquid line simulation system and gas respectively
It is connected to system；
To divide on console and is additionally provided with gas pressure regulating device, gas pressure regulating device is connected with gas supply system,
Gas pressure regulating device includes the first gas branch line and second gas branch line of parallel connection, first gas branch line
On be equipped with low-pressure relief valve, solenoid valve and check-valves successively, high-pressure pressure-reducing valve, electromagnetism are equipped on second gas branch line successively
Valve and check-valves；
Master control cabinet, including PLC, PLC is according to preset value and the data detected control liquid line simulation system, gas
Feed system and console is divided to work；
The method of detection aqueous vapor solenoid valve comprehensive performance includes the following steps：
When starting detection, solenoid valve to be measured is mounted on and is clamped on platform；Then start variable frequency pump, by variable frequency pump
Setting to which intake pressure be arranged；Then the operating voltage of the corresponding solenoid valve to be measured of selection, selection, which divide console and adjust, is somebody's turn to do
Divide the executive component needed for console, observes each executive component whether normal operation；After the completion of PLC operations, by dividing console to connect
Pipe；
After dividing console to determine that each parameter meets test request, the Hi-pot test key of point console, switching manipulation are pressed
Whether for several times and to observe electromagnetic valve work normal；Press low voltage experiment key, whether switching manipulation for several times and observes electromagnetic valve work
Normally；Currently twice after test passes, system automatically switches into gas detection, presses the Hi-pot test key of point console, switch behaviour
Make for several times and whether observe electromagnetic valve work normal；Press low voltage experiment key, switching manipulation for several times and observes electromagnetic valve work and is
It is no normal；Unqualified test is interrupted, and detects next solenoid valve, qualification is automatically into leak-testing；
Sensor signal is that green light indicates that solenoid valve detection is qualified, indicates that solenoid valve detection is unqualified if showing red light；
When occurring unqualified, system is vented and closes automatically respectively enters air source and water source, and the pressure in solenoid valve is emptied, and enters back into
Next cycle；
Enter manual mode by hand-operated valve, when carrying out the detection of solenoid valve gas tightness under manual mode, closes the
Second outlet pipe is inserted into water and opens hand-operated valve by the ball valve on one outlet pipe, has seen whether that bubble generates to judge to wait for
The gas tightness for surveying solenoid valve, may further confirm that the result detected under auto state；
When needing life tests, pressing life tests key makes system enter full-automatic state.
Further, water inlet pipe connecting pin pass sequentially through third pressure sensor, ball valve respectively with liquid line simulation system
It is connected with gas supply system, second pressure sensor is additionally provided between third pressure sensor and liquid line simulation system,
Outlet pipe is connected with the first outlet pipe and the second outlet pipe respectively by mass sensor.
Further, PLC is detected according to pre-input value and first pressure sensor, second pressure sensor and flowmeter
Data control the ball valve work on variable frequency pump and liquid branch pipeline.
Further, liquid line simulation system further includes accumulator and pressure-relief valve, and accumulator and pressure-relief valve are for preventing liquid
The water hammer of body pipeline simulation system.
Further, further include return flume, one end of return flume is equipped with filter column and is connected with cistern, the first outlet pipe
It is connected with return flume.
Further, to divide console to have multiple.
(3) advantageous effect
A kind of method of detection aqueous vapor solenoid valve comprehensive performance of the present invention can be in the case of ensureing personnel safety
The pipeline environment under various operating modes is simulated, realization carries out solenoid valve comprehensive performance detection, and detection content includes flow, flow
Pressure, gas pressure and leakage value, detection range is wide, precision is high；And pass through automatically and manually contrasting detection, accuracy in detection
It is high；And it is easy to operate, quick, work efficiency greatly promotes, and testing result is true, so as to sustained improvement after pinpointing the problems, it is ensured that production
The quality of product.
Description of the drawings
Fig. 1 is the structural schematic diagram of gas supply system in the method for the invention for detecting aqueous vapor solenoid valve comprehensive performance；
Fig. 2 is the structural representation of liquid line simulation system in the method for the invention for detecting aqueous vapor solenoid valve comprehensive performance
Figure；
Fig. 3 is the structural schematic diagram for dividing console in the method for the invention for detecting aqueous vapor solenoid valve comprehensive performance；
Fig. 4 is the overall structure diagram of the method for present invention detection aqueous vapor solenoid valve comprehensive performance；
Fig. 5 is the structural representation that platform part is clamped in the method sub-control platform of the invention for detecting aqueous vapor solenoid valve comprehensive performance
Figure.
Wherein, 1 is ball valve, and 2 be check-valves, and 3 be flowmeter, and 4 be first pressure sensor, and 5 be second pressure sensor,
6 be pressure gauge, and 7 be third pressure sensor, and 10 be compressor, and 11 be air accumulator, and 12 be pressure reducing valve, and 20 be cistern, and 21 be Y
Type filter, 22 be variable frequency pump, and 23 be accumulator, and 24 be pressure-relief valve, and 25 be return flume, and 26 be filter column, and 31 be triple valve,
32 be solenoid valve, and 33 be low-pressure relief valve, and 34 be high-pressure pressure-reducing valve, and 35 is clamp platform, and 36 be solenoid valve to be measured, and 37 be manual
Valve.
Specific implementation mode
With reference to the accompanying drawings and examples, the specific implementation mode of the present invention is described in further detail.Implement below
Example is not limited to the scope of the present invention for illustrating the present invention.
A kind of method of detection aqueous vapor solenoid valve comprehensive performance of the present invention is as described in Figure 1, including liquid line simulation system
System, divides console, master control cabinet at gas supply system.The master control cabinet includes PLC, and the PLC is according to preset value and detection
To data control the liquid line simulation system, gas supply system and console divided to work.
Structural schematic diagram such as Fig. 2 institutes of gas supply system in the method for present invention detection aqueous vapor solenoid valve comprehensive performance
Show, including compressor 10, air accumulator 11, ball valve 1, check-valves 2, pressure reducing valve 12 and the pressure gauge 6 that pipeline is connected, PLC pass through control
The switch of gas supply system may be implemented in ball valve 1 processed, compressor 10 etc..
Fig. 3 is the structural representation of liquid line simulation system in the method for the invention for detecting aqueous vapor solenoid valve comprehensive performance
Figure, including concatenate connected cistern 20, y-type filter 21, variable frequency pump 22, first pressure sensor 4, ball valve 1, check-valves
2, pipeline size switching device and pressure gauge 6, and accumulator 23 and pressure-relief valve are set between above-mentioned ball valve 1 and check-valves 2
24, wherein accumulator 23 and pressure-relief valve 24 is installed in a manner of branch；The pipeline size switching device include it is multiple it is in parallel simultaneously
And the liquid branch pipeline that pipeline is of different sizes, ball valve 1, flowmeter 3 and ball valve are equipped on each liquid branch pipeline successively
1；The break-make of different liquids branch line may be implemented by controlling the ball valve 1 on liquid branch pipeline by PLC, by being arranged in liquid
Flowmeter 3 on body branch line can measure the flow that (each) divides console.
It additionally sets there are one the simple pipeline in parallel with pipeline size switching device, which is equipped with ball valve 1.
Fig. 4 and Fig. 5 is the structural schematic diagram for dividing console in the method for the invention for detecting aqueous vapor solenoid valve comprehensive performance；Institute
It includes clamping platform 35 to state point console, and the platform 35 that clamps includes water inlet pipe and outlet pipe, it is described clamp platform 35 for install wait for
It surveys solenoid valve 36 and connects the inlet and outlet of solenoid valve 36 to be measured, the water inlet pipe is simulated with the liquid line respectively
System is connected with gas supply system.
In the present embodiment, the water inlet pipe connecting pin pass sequentially through third pressure sensor 7, ball valve 1 respectively with it is described
Liquid line simulation system is connected with gas supply system, the third pressure sensor 7 and the liquid line simulation system
Between be additionally provided with second pressure sensor 5, the outlet pipe is discharged with the first outlet pipe and second respectively by mass sensor
Pipe is connected.Mass sensor is mounted on the rear end of solenoid valve 36 to be measured for detecting whether detection solenoid valve leaks.At work,
Ball valve 1 is closed, the data of third pressure sensor 7 are detected by third can judge that solenoid valve 36 to be measured whether there is leakage,
And pipeline is with the presence or absence of leakage.
Wherein, the first outlet pipe is equipped with ball valve 1, and the second outlet pipe is equipped with hand-operated valve 37, is carried out under manual mode
When solenoid valve gas tightness detects, the ball valve 1 on the first outlet pipe is closed, the second outlet pipe is inserted into water and is opened manual
Valve 37 sees whether that bubble generates to judge that the gas tightness of solenoid valve 36 to be measured, the method can be compared effectively certainly
Whether the result detected under dynamic state is true, reliably.
In the present embodiment, it is described divide on console be additionally provided with gas pressure regulating device, the gas pressure adjusts dress
It sets and is connected with the gas supply system, the gas pressure regulating device includes the first gas branch line and second of parallel connection
Gas branch pipeline is equipped with low-pressure relief valve 33, solenoid valve 32 and check-valves 2, institute on the first gas branch line successively
It states and is equipped with high-pressure pressure-reducing valve 34, solenoid valve 32 and check-valves 2 on second gas branch line successively.Described two gas branch pipes
The pressure of road decompression valve regulation is different.Gas branch pipeline can be opened or closed by the on and off of solenoid valve 32, to
Obtain the test environment of gas with various pressure.
In addition, further include return flume 25, one end of the return flume 25 be equipped with filter column 26 and with 20 phase of the cistern
Connection, first outlet pipe are connected with the return flume 25.
It is in the present embodiment, described that divide console to have multiple.
The method test run flow that the present invention detects aqueous vapor solenoid valve comprehensive performance is as follows：
1, clamping product；
2, start variable frequency pump (frequency converter)；
3, setting frequency conversion pump frequency (pressure)；
4, the corresponding electromagnetic valve work voltage of selection；
5, it selects station and adjusts the executive component needed for the station (whether normal observing each executive component operation).
6, PLC operations are completed
7, by dividing console to take over
8, when needing life tests, the life tests key system is pressed into full-automatic state.Wherein console is divided to examine
Flow gauge includes again：
1. solenoid valve is put into and clamps platform
2. whether each parameter of observation meets test request
3. pressing the Hi-pot test key of point console, whether observation electromagnetic valve work is normal for several times for switch.Low pressure is pressed again
Feeler switch is switched for several times and is observed, and currently twice after test passes, system automatically switches into gas detection, repeats above two at this time
Secondary detection, unqualified test are interrupted, and detect next valve, automatically into leak-testing, sensor automatic decision most terminates qualification
Fruit, sensor signal are that green light indicates that solenoid valve detection is qualified, indicate that solenoid valve is unqualified if showing red light.When not conforming to
When lattice, system is vented and closes automatically respectively enters air source and water source, and the pressure in solenoid valve is emptied, and enters back into next follow
Ring.
4, when needing life tests, the life tests key system is pressed into full-automatic state.
5, often detecting a valve system has the memory of the parameters such as corresponding flow, pressure, leakage value, number, needs to look into
It can print and check when readding related data.
Beneficial effects of the present invention：It can realize full-automatic detection, in the case of ensureing personnel safety, can simulate various
Pipeline environment under operating mode, realization carry out solenoid valve comprehensive performance detection, and easy to operate, and quick, work efficiency carries significantly
It rises, testing result is true, so as to sustained improvement after pinpointing the problems, it is ensured that the quality of product.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of method of detection aqueous vapor solenoid valve comprehensive performance, which is characterized in that the detection aqueous vapor solenoid valve comprehensive performance
Method implemented by following detecting systems, the detecting system includes：Liquid line simulation system, for simulating different operating modes
Under pipeline, provide fluid pressure line when being detected for solenoid valve；The liquid line simulation system includes the connected cistern of concatenation
(20), variable frequency pump (22), first pressure sensor (4), ball valve (1) and pipeline size switching device；The pipeline size is cut
Changing device includes multiple liquid branch pipelines in parallel and of different sizes pipeline, and ball valve is equipped with successively on each liquid branch pipeline
(1), flowmeter (3) and ball valve (1)；
Gas supply system provides pneumatic circuit when being detected for solenoid valve；The gas supply system includes what pipeline was connected
Compressor (10), air accumulator (11), ball valve (1) and pressure reducing valve (12)；
Point console, described that console is divided to include clamping platform (35), the platform (35) that clamps includes water inlet pipe and outlet pipe, described
Platform (35) is clamped to be used to that solenoid valve to be measured (36) to be installed and connect the inlet and outlet of solenoid valve to be measured (36), the water inlet
Pipe is connected with the liquid line simulation system and gas supply system respectively；
Gas pressure regulating device is additionally provided on described point of console, the gas pressure regulating device is with gas supply
System is connected, and the gas pressure regulating device includes the first gas branch line and second gas branch line of parallel connection, described
Low-pressure relief valve (33), solenoid valve (32) and check-valves (2), the second gas point are equipped on first gas branch line successively
High-pressure pressure-reducing valve (34), solenoid valve (32) and check-valves (2) are equipped on bye-pass successively；
Master control cabinet, including PLC, the PLC according to preset value and the data that detect control the liquid line simulation system,
Gas supply system and console is divided to work；
The method of the detection aqueous vapor solenoid valve comprehensive performance includes the following steps：
When starting detection, solenoid valve to be measured (36) is mounted on and is clamped on platform (35)；Then start variable frequency pump (22), by right
The setting of the variable frequency pump (22) is to be arranged intake pressure；Then the operating voltage of the corresponding solenoid valve (36) to be measured of selection,
Selection, which divides console and adjusts this, divides executive component needed for console, observes each executive component whether normal operation；PLC is operated
After the completion, by dividing console to take over；
After dividing console to determine that each parameter meets test request, the Hi-pot test key of point console is pressed, switching manipulation is for several times
Whether and it is normal to observe electromagnetic valve work；Press low voltage experiment key, switching manipulation is for several times and whether observe electromagnetic valve work normal；
Currently twice after test passes, system automatically switches into gas detection, presses the Hi-pot test key of point console, switching manipulation is for several times
Whether and it is normal to observe electromagnetic valve work；Press low voltage experiment key, switching manipulation is for several times and whether observe electromagnetic valve work normal；
Unqualified test is interrupted, and detects next solenoid valve, qualification is automatically into leak-testing；
Sensor signal is that green light indicates that solenoid valve detection is qualified, indicates that solenoid valve detection is unqualified if showing red light；When going out
When existing unqualified, system is vented and closes automatically respectively enters air source and water source, and the pressure in solenoid valve is emptied, and enters back into next
A cycle；
Enter manual mode by hand-operated valve (37), when carrying out the detection of solenoid valve gas tightness under manual mode, closes the
Second outlet pipe is inserted into water and opens hand-operated valve (37) by the ball valve (1) on one outlet pipe, has seen whether that bubble generates and has come
The gas tightness for judging solenoid valve to be measured (36) may further confirm that the result detected under auto state；
When needing life tests, pressing life tests key makes system enter full-automatic state.
2. a kind of method of detection aqueous vapor solenoid valve comprehensive performance as described in claim 1, which is characterized in that the water inlet pipe
Connecting pin by third pressure sensor (7), ball valve (1) respectively with the liquid line simulation system and gas supply system phase
Even, second pressure sensor (5), institute are additionally provided between the third pressure sensor (7) and the liquid line simulation system
Outlet pipe is stated by mass sensor to be respectively connected with the first outlet pipe and the second outlet pipe.
3. a kind of method of detection aqueous vapor solenoid valve comprehensive performance as described in claim 1, which is characterized in that the PLC roots
According to the data that pre-input value and first pressure sensor (4), second pressure sensor (5) and flowmeter (3) detect, institute is controlled
State ball valve (1) work on variable frequency pump (22) and liquid branch pipeline.
4. a kind of method of detection aqueous vapor solenoid valve comprehensive performance as described in claim 1, which is characterized in that the liquid line
Road simulation system further includes accumulator (23) and pressure-relief valve (24), and the accumulator (23) and pressure-relief valve (24) are for preventing liquid
The water hammer of pipeline simulation system.
5. a kind of method of detection aqueous vapor solenoid valve comprehensive performance as claimed in claim 2, which is characterized in that further include return water
One end of slot (25), the return flume (25) is equipped with filter column (26) and is connected with the cistern (20), and described first goes out
Water pipe is connected with the return flume (25).
6. a kind of method of detection aqueous vapor solenoid valve comprehensive performance as described in claim 1, which is characterized in that the sub-control system
Platform has multiple.
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| CN202648929U (en) * | 2012-05-29 | 2013-01-02 | 东莞市海德试验仪器有限公司 | Water gas interstage valve detection device |
| CN202676395U (en) * | 2012-06-22 | 2013-01-16 | 常德翔宇设备制造有限公司 | Sealing test system for valve |
| CN203643142U (en) * | 2013-11-18 | 2014-06-11 | 徐权 | A safety valve checking platform |
| CN205388531U (en) * | 2016-02-26 | 2016-07-20 | 余姚市三力信电磁阀有限公司 | Large -scale aqueous vapor solenoid valve detecting system that synthesizes |
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