CN109974943A - A kind of dual-purpose air-tightness water leak detection system of Large Efficient Semi-automatic water-saving type high and low pressure - Google Patents
A kind of dual-purpose air-tightness water leak detection system of Large Efficient Semi-automatic water-saving type high and low pressure Download PDFInfo
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- CN109974943A CN109974943A CN201910258797.8A CN201910258797A CN109974943A CN 109974943 A CN109974943 A CN 109974943A CN 201910258797 A CN201910258797 A CN 201910258797A CN 109974943 A CN109974943 A CN 109974943A
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- water
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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
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Abstract
The present invention relates to airtight water leak detection fields, specifically a kind of Large Efficient Semi-automatic water-saving type is high, the dual-purpose air-tightness water leak detection system of low pressure, including air-charging and air-discharging system, jacking system and water circulation system, the rear side of water circulation system is arranged in the jacking system, the leak detection pond is arranged on the platen of jacking system, the right end of water circulation system is arranged in air-charging and air-discharging system, the left end in leak detection pond is provided with dismounting workbench, the present invention can make multiple big, quickly connection connects gas-charging connection fastly and is inflated medium-sized components simultaneously on platen, with original fixture, connector quantity is measured, the present invention can be improved 1 times of production efficiency, such as increase assembling jig, the quantity of connector, it once hunts leak more workpiece, it then can be improved 2-3 times of production efficiency；It, can water-saving 75%-80% using the present invention.
Description
Technical field
The present invention relates to airtight water leak detection field, the dual-purpose gas of specifically a kind of Large Efficient Semi-automatic water-saving type high and low pressure
Close property water leak detection system.
Background technique
Currently, the air-tightness water leak detection of large and medium-sized components is using manually operated alternative mostly, worker is first in leak detection water
The sealing of workpiece is completed by pond, connection gas source is inflated one by one, then manually or using crane by workpiece moves in pond progress pressure maintaining
Observation, after workpiece carried away into the water surface again and remove, then be vented one by one, finally remove seal nipple, carry out next inspection
Leakage, activity time is long, low efficiency, large labor intensity, and working environment is poor；Some workpiece are messy, and the water hunted leak in pond is soon
Just there are more suspension and floating material, influences observation leakage bubble, thus must often change water, and large-scale leak detection pond
Water consumption be it is sizable, with regard to more wasteful water resource, and arrange dirty water and also all compare into new water and take time, therefore some are just
Using the method intake while draining, thus more waste water resource.
Some leakage detection apparatus can only carry out high pressure or low pressure leak detection, and a small number of leakage detection apparatus can high pressure leak detection but also low pressure inspection
Leakage, but high and low pressure leak detection conversion is inconvenient, accidentally will excessive pressure damages workpiece or precision pressure gauge, or even cause personal wound
Evil.
Summary of the invention
The purpose of the present invention is to provide a kind of Large Efficient Semi-automatic water-saving type high and low pressure dual-purpose air-tightness water leak detection systems
System, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of dual-purpose air-tightness water leak detection system of Large Efficient Semi-automatic water-saving type high and low pressure, including air-charging and air-discharging system, liter
The rear side of water circulation system is arranged in drop system and water circulation system, the jacking system, and the leak detection pond setting is being gone up and down
On the platen of system, the right end of water circulation system is arranged in air-charging and air-discharging system, and the left end in pond of hunting leak is provided with dismounting workbench,
The air-charging and air-discharging system includes control cabinet, and the control cabinet is internally provided with relay, Switching Power Supply and 3 position-5 way electromagnetism
Valve, the outside of control cabinet are provided with several inflation connecting tubes by inflating connecting tube hanger, and the outer end of the inflation connecting tube connects
It is connected to and connects gas-charging connection fastly, inflate and be provided with hand valve and the first solenoid valve in connecting tube, several fingers are provided on the outside of control cabinet
Show lamp and switch, the lower part of control cabinet is connected with the high-pressure rubber pipe of connection gas source, and control cabinet upper end is provided with precision pressure gauge, institute
It states and is provided with flow control valve and nitrogen pressure reducing valve on precision pressure gauge, be additionally provided with air-source treater on the outside of control cabinet；
The jacking system includes pedestal, and rack is provided on the upside of the pedestal, is provided with platform on the upside of the rack
Plate is additionally provided with bracket on the upside of pedestal, headlamp is provided on the bracket, guide rail is provided on rear side of bracket, described to lead
It is provided with pulley assembly on rail, chain rope is provided on the pulley assembly, one end of the chain rope is connected with clump weight, clump weight
Outside be provided with counterweight shield, connecting plate is provided between guide rail and bracket, is provided with safety on the downside of the connecting plate
Bolt and cylinder, the cylinder are connect by crossbeam with guide rail, and the lower end of cylinder is provided with compression block assembly, sets on the outside of guide rail
It is equipped with close to switch；
The water circulation system includes leak detection pond, is provided with spillway basin on the outside of the leak detection pond, hunts leak on pond
Position above spillway basin is provided with overflow groove, and the spillway basin is connected with circulating water pool, the recirculated water by pipeline
Pond is internally provided with filter screen frame, and filter screen is provided in filter screen frame, and the floating ball that is internally provided with of circulating water pool is opened
It closes, is provided with second solenoid valve and third water draining beak on the pipeline of the lower section in pond of hunting leak, the is provided on the downside of circulating water pool
Four water draining beaks are provided with filter, water pump and third solenoid valve on the pipeline between circulating water pool and leak detection pond, pond of hunting leak
Outside be provided with towel rack, pond of hunting leak is internally provided with sparge pipe, and several water jets, institute are provided on the sparge pipe
It states and is provided with the first seal nipple, the second seal nipple, the first water draining beak and the second water draining beak on spillway basin；
It is provided with workbench water receiving tank on the dismounting workbench, the 5th draining is provided on the workbench water receiving tank
Mouth.
As a further solution of the present invention: being additionally provided with recirculated water and spilling water indicator light on the leak detection pond.
As a further solution of the present invention: being provided with inlet water solenoid valve on the outside of pond of hunting leak.
As a further solution of the present invention: the V-shape structure at dismounting workbench bottom between the senior middle school of both sides, and tear open
The height for filling workbench left end is higher than the height of right end.
As a further solution of the present invention: first water draining beak is connect by sebific duct with third water draining beak.
As a further solution of the present invention: second water draining beak is connect by sebific duct with the second seal nipple.
As a further solution of the present invention: the 4th water draining beak is connect by sebific duct with the first seal nipple.
Compared with prior art, the beneficial effects of the present invention are: the present invention can make multiple large and medium-sized components on platen
Quickly connection connects gas-charging connection fastly and is inflated simultaneously, can with the lifting of cylinder quickly into and out of the water surface, workpiece submerged
Depth and the height to emerge can flexible and convenient adjusting as needed, can be operated with crawl and deflate and inflate repeatedly, with
Just leakage point is accurately found out, can operate and go up and down in nearest position, it is convenient to mark leakage point at any time, it can facilitate after the completion of leak detection
Multiple workpiece are vented simultaneously；The present invention is provided with the water circulation system comprising secondary filtration, without frequently changing water, so section
About water resource；The present invention passes through the combination of switch, indicator light, relay, pressure reducing valve, pressure gauge and multiple solenoid valves, realizes
The flexible and convenient switching and instruction of high and low pressure two-way leak detection gas circuit.It is measured with original fixture, connector quantity, the present invention
It can be improved 1 times of production efficiency, such as increase the quantity of assembling jig, connector, more workpiece of once hunting leak then can be improved
2-3 times of production efficiency；It, can water-saving 75%-80% using the present invention.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present apparatus.
Fig. 2 is the first structure diagram of control cabinet.
Fig. 3 is the second structural schematic diagram of control cabinet.
Fig. 4 is the third structural schematic diagram of control cabinet.
Fig. 5 is the 4th structural schematic diagram of control cabinet.
Fig. 6 is the 5th structural schematic diagram of control cabinet.
Fig. 7 is the 6th structural schematic diagram of control cabinet.
Fig. 8 is the 7th structural schematic diagram of control cabinet.
Fig. 9 is the first structure diagram of jacking system.
Figure 10 is the second structural schematic diagram of jacking system.
Figure 11 is the third structural schematic diagram of jacking system.
Figure 12 is the 4th structural schematic diagram of jacking system.
Figure 13 is the 5th structural schematic diagram of jacking system.
Figure 14 is the 6th structural schematic diagram of jacking system.
Figure 15 is the structural schematic diagram of rack and platen.
Figure 16 is the mounting structure schematic diagram of cylinder.
Figure 17 is second structural schematic diagram in leak detection pond.
Figure 18 is the third structural schematic diagram in leak detection pond.
Figure 19 is the 4th structural schematic diagram in leak detection pond.
Figure 20 is the 5th structural schematic diagram in leak detection pond.
Figure 21 is the 6th structural schematic diagram in leak detection pond.
Figure 22 is the 7th structural schematic diagram in leak detection pond.
Figure 23 is the 8th structural schematic diagram in leak detection pond.
Figure 24 is leak detection pond and the attachment structure schematic diagram for dismounting workbench.
Figure 25 is first attachment structure schematic diagram in leak detection pond and jacking system.
Figure 26 is second attachment structure schematic diagram in leak detection pond and jacking system.
Figure 27 is the third attachment structure schematic diagram in leak detection pond and jacking system.
Figure 28 is the 4th attachment structure schematic diagram in leak detection pond and jacking system.
Figure 29 is gas circuit, water route schematic diagram.
Figure 30 is electric control theory figure.
1- dismounts workbench, 2- leak detection pond, 3- jacking system, 4- control cabinet, 5- precision pressure gauge, the adjusting of 6- flow
Valve, 7- nitrogen pressure reducing valve, 8- hand valve, 9- switch, the first solenoid valve of 10-, 11- air-source treater, 12- headlamp, 13- platen,
14- safety pin, 15- cylinder, 16- bracket, 17- pedestal, 18- chain rope, 19- pulley assembly, 20- counterweight, 21- guide rail, 22-
Close to switch, 26- spillway basin, 27- circulating water pool, 28- second solenoid valve, 29- filter, 30- water pump, 31- third solenoid valve,
32- filter screen frame, 33- float switch, 34- overflow groove, 35- inlet water solenoid valve, 36- workbench water receiving tank, 37- the 5th are drained
Mouth, 38- towel rack, 39- relay, 40- Switching Power Supply, 41- indicator light, 48- recirculated water and spilling water indicator light, 56- filter screen,
58- sparge pipe, 59- water jet, the first seal nipple of 60-, the second seal nipple of 61-, the first water draining beak of 62-, 63- second row
Water nozzle, 64- third water draining beak, the 4th water draining beak of 65-, 66- counterweight shield, 68- connecting plate, 70- rack, 79- crossbeam, 81-
It compresses block assembly, 82- inflation connecting tube, 83- and connects gas-charging connection, 84- high-pressure rubber pipe, 85- inflation connecting tube hanger, 86- tri- fastly
Position five-way electromagnetic valve.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Embodiment one
Refering to fig. 1~30, in the embodiment of the present invention, a kind of dual-purpose air-tightness of Large Efficient Semi-automatic water-saving type high and low pressure
Water leak detection system, including air-charging and air-discharging system, jacking system 3 and water circulation system, the jacking system 3 are arranged in water circulation system
Rear side, the leak detection pond 2 is arranged on the platen 13 of jacking system, and the right side of water circulation system is arranged in air-charging and air-discharging system
End, the left end in leak detection pond 2 are provided with dismounting workbench 1, which is characterized in that the air-charging and air-discharging system includes control cabinet 4, described
Control cabinet 4 is internally provided with relay 39, Switching Power Supply 40 and 3 position-5 way solenoid valve 86, and the outside of control cabinet 4 is by filling
Gas connecting tube hanger 85 is provided with several inflation connecting tubes 82, and the outer end of the inflation connecting tube 82 is connected with connects gas-charging connection fastly
83, it inflates and is provided with hand valve 8 and the first solenoid valve 10 in connecting tube 82, the outside of control cabinet 4 is provided with several 41 Hes of indicator light
Switch 9, the lower part of control cabinet 4 are connected with the high-pressure rubber pipe 84 of connection gas source, and 4 upper end of control cabinet is provided with precision pressure gauge 5,
Flow control valve 6 and nitrogen pressure reducing valve 7 are provided on the precision pressure gauge 5, the outside of control cabinet 4 is additionally provided with gas source processing
Device 11；
The jacking system 3 includes pedestal 17, and the upside of the pedestal 17 is provided with rack 70, the upside of the rack 70
It is provided with platen 13, the upside of pedestal 17 is additionally provided with bracket 16, headlamp 12 is provided on the bracket 16, after bracket 16
Side is provided with guide rail 21, and pulley assembly 19 is provided on the guide rail 21, and chain rope 18 is provided on the pulley assembly 19, described
One end of chain rope 18 is connected with clump weight 20, and the outside of clump weight 20 is provided with counterweight shield 66, guide rail 21 and bracket 16 it
Between be provided with connecting plate 68, the downside of the connecting plate 68 is provided with safety pin 14 and cylinder 15, and the cylinder 15 passes through cross
Beam 79 is connect with guide rail 21, and the lower end of cylinder 15, which is provided with, compresses block assembly 81, and the outside of guide rail 21 is provided with close to switch
22；
The water circulation system includes leak detection pond 2, and the outside in the leak detection pond 2 is provided with spillway basin 26, water of hunting leak
The position for being located at 26 top of spillway basin on pond 2 is provided with overflow groove 34, and the spillway basin 26 is connected with circulating water pool by pipeline
27, the circulating water pool 27 is internally provided with filter screen frame 32, and filter screen 56, recirculated water are provided in filter screen frame 32
Pond 27 is internally provided with float switch 33, and second solenoid valve 28 and third row are provided on the pipeline of the lower section in pond 2 of hunting leak
Water nozzle 64, the downside of circulating water pool 27 are provided with the 4th water draining beak 65, on the pipeline between circulating water pool 27 and leak detection pond 2
It is provided with filter 29, water pump 30 and third solenoid valve 31, the outside in leak detection pond 2 is provided with towel rack 38, for drying hair
Towel, towel are used for first drying water before being marked at leakage.Leak detection pond 2 is internally provided with sparge pipe 58, the spray
Several water jets 59 are provided on water pipe 58, be provided on the spillway basin 26 first seal nipple 60, the second seal nipple 61,
First water draining beak 62 and the second water draining beak 63；
It is provided with workbench water receiving tank 36 on the dismounting workbench 1, is provided with the 5th on the workbench water receiving tank 36
Water draining beak 37, is additionally provided with recirculated water and spilling water indicator light 48 on the leak detection pond 2, the outside in leak detection pond 2 be provided with into
Water solenoid valve 35, the V-shape structure at the dismounting bottom between the senior middle school of both sides of workbench 1, and dismount the height of 1 left end of workbench
Higher than the height of right end.
One, leak detection gas circuit:
High pressure leak detection:
It opens " nitrogen pressure reducer (total) ", nitrogen comes out from nitrogen cylinder, enters from high-pressure rubber pipe, unscrews " nitrogen pressure reducer
(high pressure) " and set pressure." high pressure leak detection " mode is selected on control panel, presses " inflation " button, at this time " high-pressure aerated electricity
Magnet valve D1A ", " high-pressure aerated counnter attack solenoid valve D1B ", " high pressure gauge solenoid valve D3 " are opened, simultaneously " low inflation solenoid valve
D2A ", " low inflation counnter attack solenoid valve D2B ", " exhaust solenoid valve D5 ", " low-pressure meter solenoid valve D4 " are closed, and high pressure nitrogen enters
Gas circuit, on high-tension side " precision pressure gauge " show the pressure value in current gas circuit, open " the hand valve " of connection workpiece, high pressure nitrogen
It can enter in the workpiece that need to be hunted leak, realize high-pressure aerated leak detection.
Low pressure leak detection:
Mode a, high-pressure rubber pipe is connected to low-pressure nitrogen gas source interface, opens " nitrogen pressure reducer (total) ", nitrogen is from nitrogen
Gas cylinder comes out, and unscrews " nitrogen pressure reducer (low pressure) " and set pressure." low pressure leak detection " mode is selected on control panel, is pressed
" inflation " or " crawl inflation " button, at this time " low inflation solenoid valve D2A ", " low inflation counnter attack solenoid valve D2B ", " low pressure
Table solenoid valve D4 " is opened, simultaneously " high-pressure aerated solenoid valve D1A ", " high-pressure aerated counnter attack solenoid valve D1B ", " exhaust solenoid valve
D5 ", " high pressure gauge solenoid valve D3 " are closed, and low-pressure nitrogen enters gas circuit, and " precision pressure gauge " of low-pressure side is shown in current gas circuit
Pressure value, open " the hand valve " of connection workpiece, low-pressure nitrogen can enter in the workpiece that need to hunt leak, realize low inflation inspection
Leakage.
Mode b, using compressed air gas source, open " hand valve ", compressed air enters through " air-source treater ", unscrews " nitrogen
Gas pressure reducer (low pressure) " and set pressure.Thereafter low inflation leak detection can be realized with mode a in operation.
Exhaust: " exhaust " or " crawl exhaust " button, " exhaust solenoid valve D5 " a, automatic exhaust: are pressed on the control panel
It opens, while inflating solenoid valve closing, the gas in workpiece passes through " exhaust by " hand valve ", together with the gas in gas circuit
Solenoid valve D5 " is discharged to outdoor；B, it manual exhaust: when system encounters unexpected power failure, needs that the gas in workpiece is discharged manually, row
Except security risk.3 Manual air-release valves are opened respectively with tool, gas in workpiece and the gas in each section of gas circuit can be arranged
Out.
Go up and down gas circuit:
Rise: pressing " rising " button on the control panel, " 3 position-5 way solenoid valve ", which is connected, rises gas circuit, compressed air
Entered by " 3 position-5 way solenoid valve " from " cylinder " lower part through " air-source treater ", cylinder piston up moves, and band is started building
Part rises；
Decline: pressing " decline " button on the control panel, and " 3 position-5 way solenoid valve " connects decline gas circuit, compressed air
Entered by " 3 position-5 way solenoid valve " from " cylinder " top through " air-source treater ", cylinder piston moves down, and band is started building
Part decline；
The speed of cylinder up and down can be adjusted by the flow control valve in up and down gas circuit.
Other gas circuits:
The gas source of compressed air can install pneumatic tools interface by pipeline, while connect pneumatic tools, inspection work of supplying water
When use.
Water route:
Add water, supplement water: selecting " water inlet " mode on the control panel, " inlet water solenoid valve D6 ", which is connected, to be opened, tap water
Leak detection pond is entered by solenoid valve D6, the purpose for adding water or supplementing water can be realized；
Cycling use of water: selecting " recirculated water " mode on the control panel, and " inlet water solenoid valve D6 " is closed, " recirculated water electromagnetism
Valve D7 " is opened, and " water pump " starts to work, and " hand valve " in parallel is closed at this time, and the water in system is pumped out from water pump, passes through " circulation
Water solenoid valve D7 " after water comes out from " cyclic water tank ", passes through one into " leak detection pond ", " overflow tank ", " cyclic water tank "
" the hand valve " of opening state, then by " filter ", " water pump " is returned to, reach a water circulation.(effect of two hand valves is more
Cutting water route and diversion filter cartridge flushing when changing filter element.)
Electric control theory figure:
220V AC power source is converted into 24V DC power supply by " conversion electric power switch ", by " fuse ", is divided into 4 tunnels
Circuit: 1 road power supply passes through " power switch ", " emergency stop switch ", waits at " leak detection mode switch " and enters governor circuit；2 tunnels
It connects one " light switch " and " headlamp "；3 roads are waited at " aqueous mode switch " enters water circulation electrical control circuit；4 tunnels connect
Connect " high water level float switch " and " spilling water warning lamp ".
Governor circuit
Governor circuit includes: high-low pressure leak detection model selection, inflation and crawl aeration circuit, and exhaust and crawl exhaust are electric
Road rises circuit, declines circuit.
Low pressure leak detection
" leak detection mode switch " is got into " low pressure leak detection " gear, the leak detection operation under low pressure can be realized:
Inflation
" inflation " button is pressed on the control panel, " inflation button 1 " switch connection, " relay 1J coil " is powered, after
Electric switch " 1J1 " is connected, and realizes " relay 1J coil " normal open electricity.Relay switch " 1J2 " is connected, " low inflation electromagnetism
Valve D2 coil " and " low inflation counnter attack solenoid valve D2B coil " are powered, low inflation solenoid valve D2A in gas circuit of hunting leak and low
Pressure inflation counnter attack solenoid valve D2B is opened, and low-pressure gas can be inflated workpiece by the solenoid valve opened；Meanwhile it is " low
Press table solenoid valve D4 coil " it is powered, low-pressure meter solenoid valve D4 is opened, and low-pressure gas enters in low pressure precision pressure gauge, precision pressure
Power table can then show real-time pressure；" low pressure leak detection mode lamp " is powered, lights, and display is currently at low pressure leak detection state." inflation
While 1 " switch connection of button, normally closed linked switch " inflation button 2 " is disconnected, " exhaust solenoid valve D5 coil " power-off, exhaust
Solenoid valve D5 is closed, and prevents from being vented in inflation.
Crawl inflation
" crawl inflation " button A or B is pressed on the control panel, and " crawl inflates button A1 " or " crawl inflates button
B1 " switch connection, " low inflation solenoid valve D2 coil " and " low inflation counnter attack solenoid valve D2B coil " are powered, gas circuit of hunting leak
In low inflation solenoid valve D2A and low inflation counnter attack solenoid valve D2B open, low-pressure gas by open solenoid valve, it is right
Workpiece is inflated, meanwhile, normally closed linked switch " crawl inflates button A3 " or " crawl inflates button B3 " disconnect, " exhaust electricity
Magnet valve D5 coil " power-off, exhaust solenoid valve D5 are closed；When " crawl inflation " button A or B reset, " crawl inflates button A1 "
Or " crawl inflates button B1 " switch disconnects, " low inflation solenoid valve D2 coil " and " low inflation counnter attack solenoid valve D2B line
Circle " powers off, and the low inflation solenoid valve D2A and low inflation counnter attack solenoid valve D2B in gas circuit of hunting leak are closed, and stops low pressure and fills
Gas.
Exhaust
" exhaust " button is pressed on the control panel, " exhaust button 2 " switch connection, " relay 3J coil " is powered, after
Electric switch " 3J1 " is connected, and realizes " relay 3J coil " normal open electricity, and " exhaust solenoid valve D5 coil " is powered simultaneously, gas of hunting leak
Exhaust solenoid valve D5 in road is opened, and the gas in workpiece and gas circuit can exclude outdoor；Meanwhile normally closed linked switch " exhaust
Button 1 " disconnects, and " relay 1J coil " power-off, relay switch " 1J2 " disconnects, " low inflation solenoid valve D2 coil " and " low
Pressure inflation counnter attack solenoid valve D2B coil " power-off, low inflation solenoid valve D2A and low inflation counnter attack solenoid valve D2B are closed, are prevented
Only inflated in exhaust.
Crawl exhaust
" crawl exhaust " button A or B, " crawl exhaust button A2 " or " crawl exhaust button are pressed on the control panel
B2 " switch connection, " exhaust solenoid valve D5 coil " are powered, and the exhaust solenoid valve D5 in gas circuit of hunting leak is opened, and start to be vented；Together
When, normally closed linked switch " crawl exhaust button A3 " or " crawl exhaust button B3 " switch disconnect, " relay 3J coil " power-off,
Relay switch " 3J1 " disconnects, and exhaust solenoid valve D5 loses normal open electricity condition, normally closed linked switch " crawl exhaust button A1 " or
" crawl exhaust button B1 " switch disconnects, " relay 1J coil " power-off, low inflation solenoid valve D2A and low inflation counnter attack electricity
Magnet valve D2B is closed, and prevents from inflating in exhaust.When " crawl exhaust " button A or B reset, " crawl exhaust button A2 " or " point
Dynamic inflation button B2 " switch disconnects, and " exhaust solenoid valve D5 coil " power-off, exhaust solenoid valve D5 is closed, and stops exhaust.
Decline control
" decline " button A or B are pressed on the control panel, and " declines button A1 " or " declines button B1 " is connected, " relay
2J coil " is powered, and relay switch " 2J1 " is connected, and " relay 2J coil " is made to maintain energized state, relay switch " 2J2 "
It connects, " 3 position-5 way solenoid valve declines coil " is powered, and compressed air enters cylinder piston top, pushes under piston driving rack
Drop, meanwhile, normally closed linked switch " declines button A2 " or " declines button B2 " are disconnected, and " relay 5J coil " power-off prevents gas
Cylinder rises；When rack drops to designated position, " decline is only close to switch " is connected, and " relay 4J coil " is powered, relay
It switchs " 4J1 " to disconnect, " relay 2J coil " power-off, relay switch " 2J2 " disconnects, " 3 position-5 way solenoid valve declines coil "
Power-off, cuts off air cylinder air source, and cylinder stops decline.
Rise control
" rising " button A or B are pressed on the control panel, and " rising button A2 " or " rising button B2 " is connected, " relay
5J coil " is powered, and relay switch " 5J1 " is connected, and " relay 5J coil " is made to maintain energized state, relay switch " 5J2 "
It connects, " 3 position-5 way solenoid valve rises coil " is powered, and compressed air enters cylinder piston lower part, pushes on piston driving rack
It rises, meanwhile, normally closed linked switch " rising button A1 " or " rising button B1 " are disconnected, and " relay 2J coil " power-off prevents gas
Cylinder decline；When rack rises to designated position, " rising only close to switch " is connected, and " relay 6J coil " is powered, relay
It switchs " 6J1 " to disconnect, " relay 5J coil " power-off, relay switch " 5J2 " disconnects, " 3 position-5 way solenoid valve rises coil "
Power-off, cuts off air cylinder air source, and cylinder stops rising.
High pressure leak detection
" leak detection mode switch " is got into " high pressure leak detection " gear, the leak detection operation under high pressure can be realized:
1, it inflates
" inflation " button is pressed on the control panel, " inflation button 1 " switch connection, " relay 1J coil " is powered, after
Electric switch " 1J1 " is connected, and " relay 1J coil " is made to maintain energized state.Relay switch " 1J3 " is connected, " high-pressure aerated
Solenoid valve D1A coil " and " high-pressure aerated counnter attack solenoid valve D1B coil " are powered, the high-pressure aerated solenoid valve D1A in gas circuit of hunting leak
It is opened with high-pressure aerated counnter attack solenoid valve D1B, high pressure gas can be inflated workpiece by the solenoid valve opened；Meanwhile
" high pressure gauge solenoid valve D3 coil " is powered, and high pressure gauge solenoid valve D3 is opened, and high pressure gas enters in high voltage precision pressure gauge, accurate
Pressure gauge can then show real-time pressure；" high pressure leak detection mode lamp " is powered, lights, and display is currently at high pressure leak detection state.It " fills
While gas 1 " switch connection of button, normally closed linked switch " inflation button 2 " is disconnected, " exhaust solenoid valve D5 coil " power-off, row
Pneumoelectric magnet valve D5 is closed, and prevents from being vented in inflation.
2, crawl is inflated
" crawl inflation " button A or B is pressed on the control panel, and " crawl inflates button A2 " or " crawl inflates button
B2 " switch connection, " high-pressure aerated solenoid valve D1A coil " and " high-pressure aerated counnter attack solenoid valve D1B coil " are powered, gas circuit of hunting leak
In high-pressure aerated solenoid valve D1A and high-pressure aerated counnter attack solenoid valve D1B open, high pressure gas by open solenoid valve, it is right
Workpiece is inflated, meanwhile, normally closed linked switch " crawl inflates button A3 " or " crawl inflates button B3 " disconnect, " exhaust electricity
Magnet valve D5 coil " power-off, exhaust solenoid valve D5 are closed；When " crawl inflation " button A or B reset, " crawl inflates button A2 "
Or " crawl inflates button B2 " switch disconnects, " high-pressure aerated solenoid valve D1A coil " and " high-pressure aerated counnter attack solenoid valve D1B line
Circle " powers off, and the high-pressure aerated solenoid valve D1A and high-pressure aerated counnter attack solenoid valve D1B in gas circuit of hunting leak are closed, and stops high pressure and fills
Gas.
3, it is vented
" exhaust " button is pressed on the control panel, " exhaust button 2 " switch connection, " relay 3J coil " is powered, after
Electric switch " 3J1 " is connected, and realizes " relay 3J coil " normal open electricity, and " exhaust solenoid valve D5 coil " is powered simultaneously, gas of hunting leak
Exhaust solenoid valve D5 in road is opened, and the gas in workpiece and gas circuit can exclude outdoor；Meanwhile normally closed linked switch " exhaust
Button 1 " disconnect, " relay 1J coil " power-off, relay switch " 1J3 " disconnect, " high-pressure aerated solenoid valve D1A coil " and
" high-pressure aerated counnter attack solenoid valve D1B coil " power-off, high-pressure aerated solenoid valve D1A and high-pressure aerated counnter attack solenoid valve D1B are closed
It closes, prevents from inflating in exhaust.
4, crawl is vented
" crawl exhaust " button A or B, " crawl exhaust button A2 " or " crawl exhaust button are pressed on the control panel
B2 " switch connection, " exhaust solenoid valve D5 coil " are powered, and the exhaust solenoid valve D5 in gas circuit of hunting leak is opened, and start to be vented；Together
When, normally closed linked switch " crawl exhaust button A3 " or " crawl exhaust button B3 " switch disconnect, " relay 3J coil " power-off,
Relay switch " 3J1 " disconnects, and exhaust solenoid valve D5 loses normal open electricity condition, normally closed linked switch " crawl exhaust button A1 " or
" crawl exhaust button B1 " switch disconnects, " relay 1J coil " power-off, high-pressure aerated solenoid valve D1A and high-pressure aerated counnter attack electricity
Magnet valve D1B is closed, and prevents from inflating in exhaust.When " crawl exhaust " button A or B reset, " crawl exhaust button A2 " or " point
Dynamic inflation button B2 " switch disconnects, and " exhaust solenoid valve D5 coil " power-off, exhaust solenoid valve D5 is closed, and stops exhaust.
5, decline control
With the 5th point of the leak detection of (one) low pressure.
6, rise control
With the 6th point of the leak detection of (one) low pressure.
Lighting circuit
The power supply of lighting circuit is drawn directly from change-over switch power supply, passes through the logical of " light switch " control " headlamp "
It is disconnected.
Aqueous mode control
Water inlet
" aqueous mode switch " is turned round on the control panel and arrives " water inlet " gear, " inlet water solenoid valve D6A coil " is powered, water inlet
Solenoid valve D6 is opened, that is, starts to intake.
Recirculated water
" aqueous mode switch " is turned round on the control panel and arrives " recirculated water " gear, on the water level in cyclic water tank is continuous
It rises, " low water level float switch " is first connected, and then " middle water level float switch " is connected, and " relay 7J coil " is powered, relay
It switchs " 7J1 " to connect, before " low water level float switch " disconnection, " relay 7J coil " is made to remain powered on state, and after
Electric switch " 7J2 " linkage is connected, and " water circulating pump " is powered on, and " circulation water solenoid valve D7 coil " is powered simultaneously, recirculated water
Solenoid valve D7 is opened, and " water circulation indicator light " is powered, and starts water circulation running.When water level is lower than middle gear float switch, " in
Gear float switch " disconnects, but relay switch " 7J1 " remains up, and " relay 7J coil " remains powered on state, " circulation
Water pump " will continue to work, and only when water level is lower than low water level float switch, " low water level float switch " is disconnected, " relay 7J
Coil " just powers off, and " water circulating pump " is made to stop working, and water circulation stops.
Spilling water warning
When the water level of cyclic water tank is higher than high water level float switch, " high water level float switch " is connected, " spilling water warning
Lamp " energization is bright, and warning operator need to close water inlet, avoids wasting.
The present invention can make multiple large and medium-sized components, and quickly connection connects gas-charging connection fastly and fills simultaneously on platen
Gas, can be with the lifting of cylinder quickly into and out of the water surface, and the depth of workpiece submerged and the height to emerge can be as needed
Flexible and convenient adjusting can be operated with crawl and deflate and inflate repeatedly, can be in nearest position accurately to find out leakage point
Operation lifting, it is convenient to mark leakage point at any time, easily multiple workpiece can be vented simultaneously after the completion of leak detection；The present invention is provided with
Water circulation system comprising secondary filtration, without frequently changing water, so having saved water resource；The present invention passes through switch 9, indicator light
41, the combination of relay 39, pressure reducing valve, pressure gauge and multiple solenoid valves realizes the flexible side of high and low pressure two-way leak detection gas circuit
Just switching and instruction.It is measured with original fixture, connector quantity, the present invention can be improved 1 times of production efficiency, such as increase dress
Quantity with fixture, connector, more workpiece of once hunting leak, then can be improved 2-3 times of production efficiency；It, can using the present invention
Water-saving 75%-80%.
Embodiment two
On the basis of example 1, first water draining beak 62 is connect by sebific duct with third water draining beak 64, and it is extra to make
Water flow to outdoor, second water draining beak 63 is connect by sebific duct with the second seal nipple 61, and water can not flow out from there, need
When clearing up the sewage in spillway basin, sebific duct is extracted from the second seal nipple 61, sewage can be discharged；4th draining
Mouth 65 is connect by sebific duct with the first seal nipple 60.Water can not flow out from there, will when needing to clear up the sewage in spillway basin
Sebific duct is extracted from the first seal nipple 60, and sewage can be discharged.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of dual-purpose air-tightness water leak detection system of Large Efficient Semi-automatic water-saving type high and low pressure, including air-charging and air-discharging system, lifting
The rear side of water circulation system, leak detection pond (2) setting is arranged in system (3) and water circulation system, the jacking system (3)
On the platen (13) of jacking system, the right end of water circulation system, the left end setting of leak detection pond (2) is arranged in air-charging and air-discharging system
There is dismounting workbench (1), which is characterized in that the air-charging and air-discharging system includes control cabinet (4), and the inside of the control cabinet (4) is set
It is equipped with relay (39), Switching Power Supply (40) and 3 position-5 way solenoid valve (86), the outside of control cabinet (4) passes through gas tube hanger
(85) several inflation connecting tubes (82) are provided with, the outer end of inflation connecting tube (82) is connected with connects gas-charging connection (83) fastly,
It is provided with hand valve (8) and the first solenoid valve (10) in inflation connecting tube (82), control cabinet is provided with several indicator lights on the outside of (4)
(41) and switch (9), the lower part of control cabinet (4) are connected with the high-pressure rubber pipe (84) of connection gas source, and control cabinet (4) upper end is provided with
Precision pressure gauge (5) is provided with flow control valve (6) and nitrogen pressure reducing valve (7), control cabinet (4) on the precision pressure gauge (5)
Outside be additionally provided with air-source treater (11)；
The jacking system (3) includes pedestal (17), is provided with rack (70) on the upside of the pedestal (17), the rack (70)
Upside be provided with platen (13), be additionally provided on the upside of pedestal (17) bracket (16), be provided with illumination on the bracket (16)
Lamp (12) is provided with guide rail (21) on rear side of bracket (16), is provided with pulley assembly (19), the pulley on the guide rail (21)
It is provided on component (19) chain rope (18), one end of the chain rope (18) is connected with clump weight (20), the outside of clump weight (20)
It is provided with counterweight shield (66), is provided between guide rail (21) and bracket (16) connecting plate (68), the connecting plate (68)
Downside is provided with safety pin (14) and cylinder (15), and the cylinder (15) is connect by crossbeam (79) with guide rail (21), cylinder
(15) lower end, which is provided with, compresses block assembly (81), is provided on the outside of guide rail (21) close to switch (22)；
The water circulation system includes leak detection pond (2), is provided with spillway basin (26) on the outside of the leak detection pond (2), is hunted leak
It is located at the position above spillway basin (26) on pond (2) to be provided with overflow groove (34), the spillway basin (26) is connected by pipeline
Have circulating water pool (27), the circulating water pool (27) is internally provided with filter screen frame (32), sets in filter screen frame (32)
It is equipped with filter screen (56), circulating water pool (27) is internally provided with float switch (33), on the pipeline of the lower section of leak detection pond (2)
It is provided with second solenoid valve (28) and third water draining beak (64), the 4th water draining beak (65) is provided on the downside of circulating water pool (27),
Filter (29), water pump (30) and third solenoid valve are provided on pipeline between circulating water pool (27) and leak detection pond (2)
(31), it is provided with towel rack (38) on the outside of leak detection pond (2), being internally provided with sparge pipe (58) for leak detection pond (2) is described
It is provided on sparge pipe (58) several water jets (59), is provided with the first seal nipple (60), second on the spillway basin (26)
Seal nipple (61), the first water draining beak (62) and the second water draining beak (63)；
It is provided with workbench water receiving tank (36) on the dismounting workbench (1), is provided on the workbench water receiving tank (36)
Five water draining beaks (37).
2. a kind of dual-purpose air-tightness water leak detection system of Large Efficient Semi-automatic water-saving type high and low pressure according to claim 1,
It is characterized in that, being additionally provided with recirculated water and spilling water indicator light (48) on the leak detection pond (2).
3. a kind of dual-purpose air-tightness water leak detection of Large Efficient Semi-automatic water-saving type high and low pressure according to claim 1 or 2 system
System, which is characterized in that be provided with inlet water solenoid valve (35) on the outside of leak detection pond (2).
4. a kind of dual-purpose air-tightness water leak detection system of Large Efficient Semi-automatic water-saving type high and low pressure according to claim 3,
It is characterized in that, the V-shape structure at dismounting workbench (1) bottom between the senior middle school of both sides, and dismount workbench (1) left end
Height is higher than the height of right end.
5. a kind of dual-purpose air-tightness water leak detection system of Large Efficient Semi-automatic water-saving type high and low pressure according to claim 1,
It is characterized in that, first water draining beak (62) is connect by sebific duct with third water draining beak (64).
6. a kind of dual-purpose air-tightness water leak detection system of Large Efficient Semi-automatic water-saving type high and low pressure according to claim 1,
It is characterized in that, second water draining beak (63) is connect by sebific duct with the second seal nipple (61).
7. a kind of dual-purpose air-tightness water leak detection system of Large Efficient Semi-automatic water-saving type high and low pressure according to claim 1,
It is characterized in that, the 4th water draining beak (65) is connect by sebific duct with the first seal nipple (60).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910258797.8A CN109974943A (en) | 2019-04-01 | 2019-04-01 | A kind of dual-purpose air-tightness water leak detection system of Large Efficient Semi-automatic water-saving type high and low pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910258797.8A CN109974943A (en) | 2019-04-01 | 2019-04-01 | A kind of dual-purpose air-tightness water leak detection system of Large Efficient Semi-automatic water-saving type high and low pressure |
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| CN109974943A true CN109974943A (en) | 2019-07-05 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101393069A (en) * | 2008-10-25 | 2009-03-25 | 黄樟焱 | Float valve sealability detection device |
| CN204359497U (en) * | 2015-01-22 | 2015-05-27 | 江苏美淼环保科技有限公司 | A kind of heavy water air tightness pick-up unit |
| CN204788825U (en) * | 2015-06-25 | 2015-11-18 | 佛冈鑫统仕汽车散热器有限公司 | A lift pond for radiator core body examination is leaked |
| CN205879464U (en) * | 2016-06-17 | 2017-01-11 | 苏州新同创汽车空调有限公司 | It puts to produce quality control neglected loading |
| CN205973631U (en) * | 2016-08-26 | 2017-02-22 | 杭州市粮食收储有限公司良渚分公司 | Lifting device for stacker |
-
2019
- 2019-04-01 CN CN201910258797.8A patent/CN109974943A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101393069A (en) * | 2008-10-25 | 2009-03-25 | 黄樟焱 | Float valve sealability detection device |
| CN204359497U (en) * | 2015-01-22 | 2015-05-27 | 江苏美淼环保科技有限公司 | A kind of heavy water air tightness pick-up unit |
| CN204788825U (en) * | 2015-06-25 | 2015-11-18 | 佛冈鑫统仕汽车散热器有限公司 | A lift pond for radiator core body examination is leaked |
| CN205879464U (en) * | 2016-06-17 | 2017-01-11 | 苏州新同创汽车空调有限公司 | It puts to produce quality control neglected loading |
| CN205973631U (en) * | 2016-08-26 | 2017-02-22 | 杭州市粮食收储有限公司良渚分公司 | Lifting device for stacker |
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Application publication date: 20190705 |