CN206330707U - A kind of new welded vessel leak test water system - Google Patents
A kind of new welded vessel leak test water system Download PDFInfo
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- CN206330707U CN206330707U CN201621311734.2U CN201621311734U CN206330707U CN 206330707 U CN206330707 U CN 206330707U CN 201621311734 U CN201621311734 U CN 201621311734U CN 206330707 U CN206330707 U CN 206330707U
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- water
- water tank
- electropneumatic valve
- auxiliary
- leak test
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Abstract
A kind of new welded vessel leak test water system, the utility model is related to welding manufacture field, more particularly to welded vessel leak test water installations.Current existing situation is substantially by the way of manually controlling, in multiple welded vessel leak test water, and by manually water filling and discharging water successively, automaticity is low, and time-consuming.The utility model is for a kind of understanding low new leak test water system proposed of leak test water process automaticity.The system includes water tank, main line system, auxiliary water tank, terminal test device, and central control device.Mainly by central control device Detection & Controling to sensor, electropneumatic valve and suction pump in real time, the connection change between pipeline is realized, so as to complete water filling and the various instructions such as draw water.By auxiliary water tank and threeway electropneumatic valve, water-pumping/draining efficiency is significantly improved.Operator obtains the status information of leak test water system by the touching display screen of central control device, while assigning programmed instruction by the touching display screen.
Description
Technical field
The present invention relates to the leak test water installations in welding production manufacture field, more particularly to welded vessel product.
Background technology
At present in terms of the leak test water installations of welded vessel, existing situation be essentially all using artificial control water filling and
The mode discharged water, it is necessary to which artificial water filling successively in turn, after leak test terminates, goes back so when multiple welded vessel leak test water
Need manually to discharge water successively in turn, automaticity is low, and time-consuming, inefficiency.
The content of the invention
The present invention be in order to which the automaticity for solving welded vessel product leak test water process is poor, efficiency it is low and propose one
Plant new leak test water system.
In order to reach the purpose of foregoing invention, the implementation of this patent is:A kind of automatic examination of new welded vessel
Leak system, the system includes water tank, main line system, auxiliary water tank, terminal test device, and centralized Control dress
Put.
Wherein water tank includes:Tank body, electropneumatic valve, level sensor, oral siphon.According to the actual need of examination water
Ask, can be used in parallel with multiple water tanks.Water in water tank, which can be circulated, to be used for multiple times.
Wherein main line system includes:Connect water tank pipeline, triplate line, four-way pipeline, adjutage, drinking-water pipe, company
The drinking-water pipe of water pump, the drinking-water pipe for connecting water flow sensing unit, hand stop valve, electropneumatic valve, threeway electropneumatic valve, take out
Water pump, flow sensor.Detection & Controling by central control device to sensor, electropneumatic valve and suction pump, are realized
Connection change between pipeline, so as to complete water filling and the various instructions such as draw water.
Wherein auxiliary water tank includes:Tank box, high water level sensor, low water level sensor.The effect of auxiliary water tank is
In order to which the air being mixed into main line is separated from water in the later stage that draws water.
Wherein terminal test device includes:Electropneumatic valve, flexible pipe, fast joint, level sensor.Fast joint is used for and weldering
The interface for connecing container bottom is quickly connected.Level sensor is used to detect water position status in welded vessel, can by folder or
The mode that magnet is inhaled is rapidly secured at the interior location of the top edge of the container of subject water.Electropneumatic valve is used for control terminal
Test device to examination water system main line between path.After operator assigns water filling by central control device to be instructed, eventually
The electropneumatic valve in test device is held to open, the water in main line enters subject by electropneumatic valve, flexible pipe, fast joint
In water receptacle, when the water level in container rises to sensor probe position, trigger high water level signal and feed back to centralized Control
Device, then central control device control electropneumatic valve is closed, so as to complete the water filling instruction of present terminal examination water position.When
Operator is assigned by central control device after instruction of drawing water, and the electropneumatic valve in terminal test device is opened, and is tested the water capacity
Water in device is converged by fast joint, flexible pipe, electropneumatic valve in main line, then directly draws back water tank by water pump again, or
Water tank is drawn back after auxiliary water tank transfer buffering.
Wherein central control device includes:Internal electrical equipment(Power supply, PLC, auxiliary reclay), touching display screen,
Audible-visual annunciator, band button.Operator can read the working condition of current leak test water system by touching display screen, and can
To assign operational order by touching display screen.PLC is communicated by communication line with touching display screen, for connecing
The work order that the author that brings drill to an end is set by touching display screen, and by the feedback of status of system to touching display screen.PLC is controlled
Device processed monitors the triggering state of each sensor in real time, and controls the electropneumatic valve in examination water system by auxiliary reclay
The working condition of open and-shut mode and suction pump.Audible-visual annunciator is used for warning the working condition of current examination water system.
The invention has the advantages that:There is provided the automatic leak test water system of welded vessel, high degree of automation, one can be complete
Leak test water into tested welded vessel is operated.Before water filling, operator only needs to be tested welded vessel by quickly connecing
Head is connected to terminal test device, and fixes sensor.After drawing water, operator only needs to remove sensor, disconnects fast joint,
The welded vessel being completed is removed again.Operator assigns instruction by touching display screen, the injecting process and pump process without
Need to artificially it participate in.
Brief description of the drawings
Fig. 1 is the schematic diagram of the leak test water test system of welded vessel in the present invention.
Fig. 2 is water tank schematic diagram in the present invention.
Fig. 3 is main line system schematic in the present invention.
Fig. 4 is auxiliary water tank schematic diagram in the present invention.
Fig. 5 is terminal test device schematic diagram in the present invention.
Fig. 6 is central control device schematic diagram in the present invention.
As shown in the drawing:100- water tanks, comprising:111- tank bodies, 121- electropneumatic valves, 131- level sensors,
141- oral siphons.
200- main line systems, comprising:211- connection water tanks pipeline, 212- triplate lines, 213- four-ways pipeline, 214-
Adjutage, 215- drinking-water pipes, the drinking-water pipe of 216- connection water pumps, the drinking-water pipe of 217- connection water flow sensing units, 221- are cut manually
Only valve, 222- electropneumatic valves, 223- threeways electropneumatic valve, 224- electropneumatic valves, 225- hand stop valves, 231- draw water
Pump, 241- flow sensors.
300- auxiliary water tanks, comprising:311- tank box, 321- high water level sensors, 322- low water level sensors.
400- terminal test devices, comprising:411- electropneumatic valves, 421- flexible pipes, 431- fast joints, 441- level sensors
Device.
500- central control devices, comprising:Electrical equipment inside 511-(Power supply, PLC, auxiliary reclay), 512- touch
Control display screen, 513- audible-visual annunciators, 514- band buttons.
600- is tested welded vessel.
Embodiment
The utility model accompanying drawing is using simplified form and uses non-accurately ratio, only to conveniently, lucidly
Aid in illustrating the purpose of the utility model case study on implementation;In addition, circuit cable and gas piping involved in present specification
Not emphasis, so embodying not in the drawings, in actual leak test water system, all electropneumatic valves all show with examination water
Compressed gas source be connected, all electropneumatic valve, level sensor, water pump and flow sensor all with central control device
500 are connected.
As shown in Figure 1:The utility model provides a kind of leak test water test system of welded vessel, including:Water tank 100,
Main line system 200, auxiliary water tank 300, terminal test device 400, central control device 500.
As shown in Figure 1 and Figure 2:The top of the water tank 100 be provided with level sensor 131, electropneumatic valve 121 and
Running water oral siphon 141;When needing to water tank supplement filling water, operator passes through the touch-control on central control device 500
The PLC that display screen 512 is assigned water pot and need to filled in the programmed instruction of water, central control device 500 is received after instruction,
The electropneumatic valve 121 on running water oral siphon 141 is controlled to open by auxiliary reclay, running water starts to inject water tank,
When water storage tank water level rises to level sensor 131 or operator's manual intervention passes through the touch-control on central control device 500
Display screen 512 assigns stopping water filling instruction, then the PLC in central control device 500 is received after instruction, passes through centre
Control electropneumatic valve 121 is closed, and stops water filling;Water in water tank 100 is only can not to meet the same time more
In the case of the total water consumption of individual tested welded vessel 600, just require supplementation with;Single water tank 100 is unable to reach capacity requirement
, multiple water tanks 100 can be used in parallel.
As shown in Figure 1, Figure 3;The main line system 200, comprising:Connect water tank pipeline 211, triplate line 212, four
Siphunculus road 213, adjutage 214, drinking-water pipe 215, connect water pump drinking-water pipe 216, connect water flow sensing unit drinking-water pipe 217,
Hand stop valve 221, electropneumatic valve 222, threeway electropneumatic valve 223, electropneumatic valve 224, hand stop valve 225, take out
Water pump 231, flow sensor 241;Wherein connection water tank pipeline 211 is connected with water tank 100;Adjutage 214 and drinking-water pipe
215 are connected to auxiliary water tank 300;Multiple terminal test devices 400 are provided with four-way pipeline 213;Hand stop valve 221 be for
The control point set in maintenance;Hand stop valve 225 is the draining valve of whole pipe-line system, the water in water tank 100
, can be by opening hand stop valve 221, hand stop valve 225 and ecp when recycling for a long time and needing to change
Valve 222 empties the water in water tank and main line system 200;Suction pump 215 itself is furnished with check valve.
As shown in Figure 4:The auxiliary water tank 300, comprising:Tank box 311, high water level sensor 321, low water level are passed
Sensor 322.Wherein, the probe horizontal level of low water level sensor 322 is higher than the pump mouth position of drinking-water pipe 215;Auxiliary water
The effect of case 300 is:When instruction is drawn water in execution, the water in multiple tested welded vessels 600 generally will not be same
Step is drained, and air can be mixed into four-way pipeline 213 when having when tested welded vessel 600 is first drained individually, so as to influence to take out
The work of water pump 231, causes the effect of drawing water of other tested welded vessels 600 do not drained bad, sets auxiliary water tank 300
Buffered as transfer, the water in each tested welded vessel 600 all can via four-way pipeline 213 and electropneumatic valve 224 and
Adjutage 214 enters the air in auxiliary water tank 300, pipeline and separated with water in auxiliary water tank 300, it is ensured that as few as possible
Air is inhaled into suction pump 231;The effect of high water level sensor 321 is to perform the finger that draws water in leak test water test system
When making, if the water in auxiliary water tank 300 triggers the sensor, the signal can be controlled by the PLC in central control device 500
Device is collected, while the PLC in central control device 500 can control electropneumatic valve 224 to close by auxiliary reclay
Close, it is to avoid the water in auxiliary water tank 300 overflows, when water level is less than the sensor, the signal also can be by central control device 500
Interior PLC is collected, at the same the PLC in central control device 500 can be controlled by auxiliary reclay it is automatically controlled
Pneumatic operated valve 224 continues to open;The effect of low water level sensor 322 is, when leak test water test system performs and draws water instruction, such as
Water in fruit auxiliary water tank 300 triggers the sensor, then the signal can be gathered by the PLC in central control device 500
Arrive, while the PLC in central control device 500 can control suction pump 231 to be stopped by auxiliary reclay, it is to avoid
Suction pump 231 continuously sucks air, and when water level is higher than the sensor, the signal also can be by the PLC in central control device 500
Controller is collected, at the same the PLC in central control device 500 can by auxiliary reclay control suction pump 231 after
Continuous work.
As shown in Figure 5:The terminal test device 400, comprising:Electropneumatic valve 411, flexible pipe 421, fast joint 431,
Level sensor 441;Wherein fast joint 431 uses handle type snap joint, and the other end for the docking that is locked is screwed in tested welding
On container 600;Level sensor 441 can be rapidly secured on tested welded vessel 600 by way of folder or magnet are inhaled.
As shown in Figure 6:The central control device 500, comprising:Internal electrical equipment(Power supply, PLC, middle relay
Device)511st, touching display screen 512, audible-visual annunciator 513, band button 514;Wherein internal electrical equipment(Power supply, PLC, in
Between relay)511 are placed on the inside of central control device 500, draw not in the drawings;Touching display screen 512 can both show
Show the state of current examination water system, the action of operator's touch control display screen can also be responded, central control device 500 is used as
Input equipment;During the entire process of instruction is performed, the PLC in central control device 500 all can be by each automatically controlled gas
Dynamic valve, sensor, the state of pipeline, are dynamically shown on touching display screen 512 and drive acousto-optic in patterned mode
The working condition of alarm 513.All electropneumatic valves for being referred in the present utility model, level sensor, and draw water
Pump and flow sensor are all linked into central control device 500 by cable;All electropneumatic valves are connected directly to work
Make the compressed air source at scene, with central control device 500 itself without any connection, the principle of electropneumatic valve is to receive
To after electric signal, first drive electropneumatic valve per se with electromagnetism valve events, and then turn on per se with air valve act,
The strength driving ecp valve core action of final pneumatically.
When operating personnel connect each terminal test device 400 in place, press by the band lamp on central control device 500
On button 514 electricity and by the touching display screen 512 on central control device 500 assign water filling instruction after, central control device
PLC in 500 is driven according to the inspection of water filling instruction repertorie and by auxiliary reclay:Electropneumatic valve 224 is closed, three
The logical closing of electropneumatic valve 223 and path, all terminals that electropneumatic valve 222 is opened, operator selectes of four-way pipeline 213
Electropneumatic valve 411 in test device 400 is opened, and each tested welded vessel 600 starts water filling;Welded when there is indivedual be tested
The waterflood injection rate of container 600 is very fast and when triggering the level sensor 441 of its counterpart terminal test device 400, then centralized Control
PLC in device 500 receives the signal, and passes through the electricity of auxiliary reclay driving counterpart terminal test device 400
Control pneumatic operated valve 411 is closed, and stops continuing water filling to the welded vessel 600;Until the water level in all terminal test devices 400 is passed
Sensor 441 is all triggered, electropneumatic valve 411 is all closed, the PLC in central control device 500 by centre after
Electrical equipment again closes electropneumatic valve 222, and whole water filling instruction is completed.
When operating personnel are by electricity on the band button 514 on central control device 500 and pass through central control device
Touching display screen 512 on 500 is assigned after instruction of drawing water, and the PLC in central control device 500 is according to instruction journey of drawing water
Sequence inspection is simultaneously driven by auxiliary reclay:The institute that electropneumatic valve 222 is closed, electropneumatic valve 224 is closed, operator selectes
There is the electropneumatic valve 411 in terminal test device 400 to open, threeway electropneumatic valve 223 opens suction pump 231 and four-way pipe
The path on road 213, suction pump 231 are worked, and the water in each tested welded vessel 600 is converged by four-way pipeline 213, is drawn water
Pump 231 is drawn into water tank 100;When the waterflood injection rate for having indivedual tested welded vessels 600 comparatively fast causes in four-way pipeline 213
When being mixed with air, the PLC that can be triggered in flow sensor 241, central control device 500 detects this signal, if
Persistently trigger flow sensor 241 within several seconds, then the PLC in central control device 500 concludes that pipeline is mixed into air, so
Driven afterwards by auxiliary reclay:The pump 231 that stops pumping works, threeway electropneumatic valve 223 is switched to suction pump 231 with drawing water
The path of pipe 215, electropneumatic valve 224 are opened, and the water of air is at this moment mixed with four-way pipeline 213 can converge and flow to auxiliary water tank
300, when the water in auxiliary water tank 300 exceedes low water level sensor 322, the PLC detection in central control device 500
To level sensor 322 signal and driven by auxiliary reclay:Suction pump 231 works on, when in auxiliary water tank 300
When water triggers high water level sensor 321, the PLC in central control device 500 detect the signal and by centre after
Electrical equipment drive:Electropneumatic valve 224 is closed, it is to avoid water overflows auxiliary water tank 300, when the water level in auxiliary water tank 300 stops touching
When sending out high water level sensor 321, the PLC in central control device 500 detects the signal and by auxiliary reclay
Driving:Electropneumatic valve 224 is opened, and continues to draw water into auxiliary water tank 300, when the water in auxiliary water tank 300 is by suction pump 231
Drain, then trigger flow sensor 241, such cycle detection and the work for driving electropneumatic valve 224 and suction pump 231 again
State, will not be overflowed with the water ensured in auxiliary water tank 300, when the water in all welded vessels 600 all flows to auxiliary water tank 300
And the water of auxiliary water tank 300 is also drained to trigger PLC of the flow sensor 241 again into central control device 500
Controller is sent after signal, if still persistently triggering the PLC in flow sensor 241, central control device 500
Conclude, all water are drained, are then driven by auxiliary reclay:Suction pump 231 is stopped, and instruction of drawing water has been performed
Finish.Because suction pump 231 oneself carries check valve, so now water will not be flowed back in auxiliary water tank 300.
The purpose of setting threeway electropneumatic valve 223 is in main line system 200:When being instructed when draw water, if
Rely solely on the gravity of water and cause water to be converged from each welded vessel 600 and flow in auxiliary water tank 300, then speed is too slow, institute
To set threeway electropneumatic valve 223 and electropneumatic valve 224, in pumping phase for the previous period, suction pump 231 be directly from
Drawn water in four-way pipeline 213, speed quickly, when after the stage there is bubble to be mixed into when, then be changed to take out from auxiliary water tank 300
Take, efficiency is significantly improved.
Obviously, those skilled in the art can be new without departing from this practicality to the various changes of utility model progress and modification
The spirit and scope of type.So, if these modification and variation of the present utility model belong to the utility model claim and its
Within the scope of equivalent technologies, then the utility model is also intended to including these changes and modification.
Claims (9)
1. a kind of welded vessel leak test water system, the system includes:Water tank, main line system, terminal test device, its feature
It is:Also include auxiliary water tank, central control device.
2. welded vessel leak test water system as claimed in claim 1, it is characterised in that:Water tank includes level sensor, automatically controlled
Pneumatic operated valve;Level sensor and electropneumatic valve are connected by communication cable with central control device;Electropneumatic valve is also independent
It is connected to compressed air source;Water tank is placed on the position higher than subject water receptacle.
3. welded vessel leak test water system as claimed in claim 1, it is characterised in that:Main line system includes connection water tank pipe
Road, triplate line, four-way pipeline, adjutage, drinking-water pipe, the drinking-water pipe for connecting water pump, the drinking-water pipe for connecting water flow sensing unit, hand
Dynamic stop valve, electropneumatic valve, threeway electropneumatic valve, suction pump, flow sensor;Threeway electropneumatic valve, for switching
The path of pumping for water pump, draws water from auxiliary water tank or is drawn water from four-way pipeline;Flow sensor is used for signal piping reclaimed water
The situation of stream, judges for PLC, to switch the action of each electropneumatic valve, threeway electropneumatic valve and suction pump.
4. welded vessel leak test water system as claimed in claim 1, it is characterised in that:There is provided auxiliary water tank, auxiliary water tank is used
In the air separation that will be mixed with the water of air;Auxiliary water tank is placed below being tested the position of water receptacle, is arranged on terminal
Between test device and water pump;Discharge water instruction initial stage, and water pump directly draws water from four-way pipeline, and the rear stage, which works as in pipeline, is mixed with sky
Gas, then the water in four-way pipeline first flows to auxiliary water tank, then water tank is drawn back from auxiliary water tank by suction pump.
5. welded vessel leak test water system as claimed in claim 1, it is characterised in that:Main line system leads to entering for auxiliary water tank
Water pipe is provided with electropneumatic valve, for stopping when water level triggers high water level sensor in auxiliary water tank into water, it is to avoid overflow.
6. welded vessel leak test water system as claimed in claim 1, it is characterised in that:High water level sensing is provided with auxiliary water tank
Device and low water level sensor, only when performing the water level in draw water instruction and auxiliary water tank higher than low water level sensor, PLC
Controller can just control pump working, it is to avoid water pump sucks air;Water only in instruction and auxiliary water tank are drawn water in execution
When position is less than high water level sensor, the electropneumatic valve opening that PLC just can be in control terminal test device allows four-way pipe
Water in road is continued to flow into, it is to avoid the water in auxiliary water tank overflows.
7. welded vessel leak test water system as claimed in claim 1, it is characterised in that:Terminal test device is provided with ecp
Valve and level sensor;When user assigns water filling instruction, PLC controls the electropneumatic valve of each terminal test device
Open, and the water monitored in real time in level sensor signal, water tank relies on self gravitation by pipeline via electropneumatic valve
Each subject water receptacle is flowed to, when being tested water receptacle water level triggering level sensor, PLC collects the signal and closed
Close the electropneumatic valve being connected to by water tank on the water pipeline of subject water receptacle water inlet.
8. welded vessel leak test water system as claimed in claim 1, it is characterised in that:Central control device is provided with touch-control and shown
Screen, touching display screen is the main input and output man-machine interface of central control device, except show in real time each electropneumatic valve,
State, alarm or the prompt message of level sensor and main line water pump, main function is also resided in be touched by operator
Screen completes the instruction input of central control device.
9. welded vessel leak test water system as claimed in claim 1, it is characterised in that:The ecp of each terminal test device
Valve, when starting water filling, can own by PLC independent control(Or according to user instruction, select any number of)Eventually
Hold test device electropneumatic valve open, multiple tested containers can simultaneously water filling, when in the faster container of indivedual waterflood injection rates
Water level when reaching the level sensor of counterpart terminal test device, then corresponding electropneumatic valve is closed, and stops continuing water filling,
Avoid overflowing, and the container for not filling water then continues water filling until respective water level triggers level sensor.
Priority Applications (1)
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CN201621311734.2U CN206330707U (en) | 2016-12-02 | 2016-12-02 | A kind of new welded vessel leak test water system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621311734.2U CN206330707U (en) | 2016-12-02 | 2016-12-02 | A kind of new welded vessel leak test water system |
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ID=59288180
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CN201621311734.2U Expired - Fee Related CN206330707U (en) | 2016-12-02 | 2016-12-02 | A kind of new welded vessel leak test water system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114577413A (en) * | 2022-03-04 | 2022-06-03 | 中广核核电运营有限公司 | Isolation valve sealing test device |
-
2016
- 2016-12-02 CN CN201621311734.2U patent/CN206330707U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114577413A (en) * | 2022-03-04 | 2022-06-03 | 中广核核电运营有限公司 | Isolation valve sealing test device |
CN114577413B (en) * | 2022-03-04 | 2023-10-24 | 中广核核电运营有限公司 | Isolation valve tightness test device |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20170714 Termination date: 20211202 |