CN207648462U - A kind of replacement steel cylinder is pneumatically isolated device - Google Patents
A kind of replacement steel cylinder is pneumatically isolated device Download PDFInfo
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- CN207648462U CN207648462U CN201721766872.4U CN201721766872U CN207648462U CN 207648462 U CN207648462 U CN 207648462U CN 201721766872 U CN201721766872 U CN 201721766872U CN 207648462 U CN207648462 U CN 207648462U
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- inert gas
- pipeline
- steel cylinder
- valve
- isolated
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Abstract
The utility model is related to a kind of replacement steel cylinders to be pneumatically isolated device, pipeline is isolated including inert gas, pipeline and steel cylinder orifice is isolated by inert gas in inert gas source, it includes inert gas conveyance conduit that pipeline, which is isolated, in inert gas, inert gas control pipeline, inert gas conveyance conduit with inert gas control pipeline is closed is connected to, inert gas be isolated pipeline by inert gas conveyance conduit with inert gas source is closed is connected to, inert gas be isolated pipeline by inert gas control pipeline with steel cylinder interface is closed is connected to, inert gas conveyance conduit is equipped with microleak valve, inert gas control pipeline upper edge airintake direction is equipped with breather cheek valve, air intake control valve, the inert gas of inert gas source conveying passes sequentially through microleak valve, breather cheek valve, air intake control valve prevents air from the ejection of steel cylinder interface, impurity particle is mixed into.The utility model is passed through inert gas using inert gas isolation pipeline in steel cylinder interface, has the characteristics that access gas purity height, free from admixture after replacing steel cylinder.
Description
Technical field
The utility model is related to a kind of inert gas isolating device, more particularly to a kind of inert gases for replacing steel cylinder
Isolating device belongs to air source transportation art.
Background technology
Existing gas bomb product is directly to lay down steel cylinder or opening cylinder joint change when bottle is either bottled,
Steel cylinder is aligned again, finally carries out locking connection.Existing scheme is directly unloaded when carrying out replacing steel cylinder or steel loading bottle
Cylinder joint is opened, the part pipeline of equipment can in this way exposed in air, the various magazine particles in such air and gas
Equipment can be entered, then locked after accessing steel cylinder, still have partial air and little particle in equipment pipeline, meeting when being supplied
It brings this partial air and little particle into remaining pipeline, even with the equipment of gas, gas cylinder and use can be damaged in this way
The equipment of gas increases so as to cause maintenance cost, and the production cost increases, and air can pollute the finished product produced, and cause into
Product are unqualified.
Utility model content
The utility model replacement steel cylinder is pneumatically isolated device and discloses new scheme, and pipeline is isolated in steel using inert gas
Bottle interface is passed through inert gas, and solving existing scheme can not avoid being mixed into air when replacing steel cylinder and pollute asking for particle
Topic.
It includes inert gas isolation pipeline that the utility model, which replaces steel cylinder and is pneumatically isolated device, and inert gas source passes through indifferent gas
Pipeline and steel cylinder orifice is isolated in body, and it includes inert gas conveyance conduit, inert gas control pipe that pipeline, which is isolated, in inert gas
Road, inert gas conveyance conduit with inert gas control pipeline is closed is connected to, it is defeated by inert gas that pipeline is isolated in inert gas
It send pipeline and inert gas source is closed is connected to, inert gas isolation pipeline passes through inert gas control pipeline and the closed company of steel cylinder interface
Logical, inert gas conveyance conduit is equipped with microleak valve, inert gas control pipeline upper edge airintake direction be equipped with breather cheek valve, into
The inert gas of gas control valve, inert gas source conveying passes sequentially through microleak valve, breather cheek valve, air intake control valve from steel cylinder interface
Ejection prevents air, impurity particle to be mixed into.
Further, the inert gas isolation pipeline of this programme further includes that inert gas adjusts pipeline, inert gas regulation pipe
Road is equipped with gas flow adjuster, and inert gas control pipeline adjusts pipeline and the closed company of steel cylinder interface by inert gas
It is logical.
Further, it is additionally provided with gas on the outlet section of the gas flow adjuster of the inert gas adjusting pipeline of this programme
Flowmeter, the real-time traffic numerical value in gas flowmeter display pipes.
Further, it includes elastic telescopic pipeline section, the downstream of elastic telescopic pipeline section that the inert gas of this programme, which adjusts pipeline,
End is equipped with steel cylinder interface connector, inert gas adjust pipeline by steel cylinder interface connector with steel cylinder interface is closed is connected to.
Further, the inert gas isolation pipeline of this programme further includes emergency discharge pipeline, and emergency discharge pipeline is equipped with
One end of remote control magnetic valve, emergency discharge pipeline is connected to the outlet section of the air intake control valve of inert gas control pipeline, promptly
The other end of discharge conduit is connected to outside atmosphere.
The utility model replace steel cylinder be pneumatically isolated device using inert gas isolation pipeline be passed through in steel cylinder interface it is lazy
Property gas, have the characteristics that replace that access gas purity after steel cylinder is high, free from admixture.
Description of the drawings
Fig. 1 is the schematic diagram that the utility model replaces that steel cylinder is pneumatically isolated device.
Fig. 2 is the schematic diagram of microleak valve.
Fig. 3 is the schematic top plan view of microleak valve in Fig. 2.
Wherein, 110 be inert gas conveyance conduit, and 111 be microleak valve, and 120 be inert gas control pipeline, and 121 be single
To intake valve, 122 be air intake control valve, and 130 be that inert gas adjusts pipeline, and 140 be emergency discharge pipeline.
Specific implementation mode
The content of the utility model is illustrated below in conjunction with attached drawing.
As shown in Figure 1, the utility model replaces the schematic diagram that steel cylinder is pneumatically isolated device.It replaces steel cylinder and is pneumatically isolated device
Pipeline is isolated including inert gas, pipeline and steel cylinder orifice, inert gas isolation is isolated by inert gas in inert gas source
Pipeline includes inert gas conveyance conduit, inert gas control pipeline, inert gas conveyance conduit and inert gas control pipeline
Closed connection, inert gas be isolated pipeline by inert gas conveyance conduit with inert gas source is closed is connected to, inert gas is isolated
Pipeline by inert gas control pipeline with steel cylinder interface is closed is connected to, inert gas conveyance conduit is equipped with microleak valve, inertia
Gas control pipeline upper edge airintake direction is equipped with breather cheek valve, air intake control valve, and the inert gas of inert gas source conveying is successively
Air, impurity particle is prevented to be mixed into from the ejection of steel cylinder interface by microleak valve, breather cheek valve, air intake control valve.Said program
Inert gas is passed through in steel cylinder interface using inert gas isolation pipeline, wherein microleak valve (Fig. 2,3) ensure that inert gas
Minimum through-current capacity ensures that exposed pipeline is that clean pipeline has no air and little particle enters pipeline during changing bottle, is ensured
The purity of institute's supplied gas, to improve production qualification rate.
For the flow of regulation blowing inert gas, air source waste or insufficient, the inert gas isolated tube of this programme are avoided
Road further includes that inert gas adjusts pipeline, and inert gas adjusts pipeline and is equipped with gas flow adjuster, inert gas control pipe
Road adjusts pipeline by inert gas and steel cylinder interface is closed is connected to.In order to make site administrator will appreciate that blowing gas
Actual flow, the inert gas of this programme adjust and are additionally provided with gas flowmeter on the outlet section of the gas flow adjuster of pipeline,
Real-time traffic numerical value in gas flowmeter display pipes.It is operated for the ease of site operation personnel, avoids unnecessary pipeline
Structure, it includes elastic telescopic pipeline section that the inert gas of this programme, which adjusts pipeline, and the downstream end of elastic telescopic pipeline section is equipped with steel cylinder
Interface connector, inert gas adjust pipeline by steel cylinder interface connector with steel cylinder interface is closed is connected to.
When pipeline breaks down, and air pressure is higher in pipeline, emergency discharge processing mode may be used in this programme, therefore,
The inert gas isolation pipeline of this programme further includes emergency discharge pipeline, and emergency discharge pipeline is equipped with remote control magnetic valve, promptly
One end of discharge conduit is connected to the outlet section of the air intake control valve of inert gas control pipeline, the other end of emergency discharge pipeline
It is connected to outside atmosphere.
This programme discloses a kind of prevents air and little particle from entering steel in the process for replace steel cylinder or steel loading bottle
The device of bottle pipeline, ensure that the cleanliness factor in steel cylinder pipeline, ensure that the purity of supply gas, be produced to improve
Product qualified rate extends the service life of valve, saves cost.This programme uses microleak valve, and microleak valve is not referred to as dead
Valve, i.e. this valve are to close not dead valve, and the valve in the state of not opening even also have minimum gas from the valve
Pass through.As shown in Figure 1, external PN2 (High Purity Nitrogen) pipelines come in are linked by microleak valve (AN1N) in equipment, then pass through
Check valve (CV1L/R) and control valve (AV7L/R), to allow PN2 gases to be blown out out of cylinder joint.Carrying out replacement steel cylinder
When, AN1N, AV7L/R are opened, to enable PN2 to enter equipment by valve and be blown out from cylinder joint exit.
The replacement steel cylinder of this programme be pneumatically isolated device using microleak valve ensure always to have when replacing steel cylinder micro PN2 into
Enter equipment and be persistently discharged from cylinder joint exit, is achieved the effect that always in micro purging, to stop air and small
The entrance of grain ensures that exposed pipeline is clean pipeline during changing bottle, has no air and little particle enters pipeline, to ensure
After having changed the equipment gas supply of steel cylinder, institute's supplied gas is gas in steel cylinder, has no air and other impurities enter pipeline, guarantee is supplied
The purity of gas improves production qualification rate.Based on the above feature, the replacement steel cylinder of this programme is pneumatically isolated device compared to existing
Scheme has substantive features and progress.
The replacement steel cylinder of this programme is pneumatically isolated device and is not limited to content disclosed in specific implementation mode, in embodiment
The technical solution of appearance can be extended based on the understanding of those skilled in the art, and those skilled in the art combine according to this programme
The simple replacement scheme that common knowledge is made also belongs to the range of this programme.
Claims (5)
1. a kind of replacement steel cylinder is pneumatically isolated device, it is characterized in that pipeline is isolated including inert gas, inert gas source passes through described
Pipeline and steel cylinder orifice is isolated in inert gas, and the inert gas isolation pipeline includes inert gas conveyance conduit, inertia
Gas control pipeline, the inert gas conveyance conduit with the inert gas control pipeline is closed is connected to, the inert gas
Isolation pipeline by the inert gas conveyance conduit with inert gas source is closed is connected to, the inert gas is isolated pipeline and passes through institute
It states inert gas control pipeline and steel cylinder interface is closed is connected to, the inert gas conveyance conduit is equipped with microleak valve, described lazy
Property gas control pipeline upper edge airintake direction be equipped with breather cheek valve, air intake control valve, inert gas source conveying inert gas according to
It is secondary to prevent air, impurity particle to be mixed into from the ejection of steel cylinder interface by the microleak valve, breather cheek valve, air intake control valve.
2. replacement steel cylinder according to claim 1 is pneumatically isolated device, which is characterized in that pipeline is isolated in the inert gas
Further include that inert gas adjusts pipeline, the inert gas adjusts pipeline and is equipped with gas flow adjuster, the inert gas
Control pipeline adjusts pipeline by the inert gas and steel cylinder interface is closed is connected to.
3. replacement steel cylinder according to claim 2 is pneumatically isolated device, which is characterized in that the inert gas adjusts pipeline
Gas flow adjuster outlet section on be additionally provided with gas flowmeter, the real-time traffic in the gas flowmeter display pipes
Numerical value.
4. replacement steel cylinder according to claim 2 is pneumatically isolated device, which is characterized in that the inert gas adjusts pipeline
Including elastic telescopic pipeline section, the downstream end of the elastic telescopic pipeline section is equipped with steel cylinder interface connector, the inert gas tune
Length of tubing by the steel cylinder interface connector with steel cylinder interface is closed is connected to.
5. replacement steel cylinder according to claim 1 is pneumatically isolated device, which is characterized in that pipeline is isolated in the inert gas
Further include emergency discharge pipeline, the emergency discharge pipeline be equipped with remote control magnetic valve, one end of the emergency discharge pipeline with
The outlet section of the air intake control valve of the inert gas control pipeline is connected to, and the other end of the emergency discharge pipeline and outside are big
Gas is connected to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721766872.4U CN207648462U (en) | 2017-12-18 | 2017-12-18 | A kind of replacement steel cylinder is pneumatically isolated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721766872.4U CN207648462U (en) | 2017-12-18 | 2017-12-18 | A kind of replacement steel cylinder is pneumatically isolated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207648462U true CN207648462U (en) | 2018-07-24 |
Family
ID=62877048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721766872.4U Active CN207648462U (en) | 2017-12-18 | 2017-12-18 | A kind of replacement steel cylinder is pneumatically isolated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207648462U (en) |
-
2017
- 2017-12-18 CN CN201721766872.4U patent/CN207648462U/en active Active
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