CN207488252U - For the six-way valve structure of oil gas chromatogram monitoring detection - Google Patents
For the six-way valve structure of oil gas chromatogram monitoring detection Download PDFInfo
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- CN207488252U CN207488252U CN201721462178.3U CN201721462178U CN207488252U CN 207488252 U CN207488252 U CN 207488252U CN 201721462178 U CN201721462178 U CN 201721462178U CN 207488252 U CN207488252 U CN 207488252U
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Abstract
The utility model is related to be used for the six-way valve structure of oil gas chromatogram monitoring detection,Including valve body,Nozzle A is provided on the valve body,Nozzle B,Nozzle C,Nozzle D,Nozzle E,Nozzle F,Nozzle A,Pipelines of the nozzle B through being built in valve body is connected,Nozzle C,Pipelines of the nozzle D through being built in valve body is connected,Nozzle E,Pipelines of the nozzle F through being built in valve body is connected,Nozzle D,Switching pipeline of the output terminal of nozzle A through being built in valve body is connected,Miniature electromagnetic valve A is provided on the switching pipeline,The input terminal of nozzle A is provided with miniature electromagnetic valve B,Nozzle C is through external quantitative pipe connected pipe mouth F,Nozzle A is carrier gas inlet,Nozzle E is injection port,Nozzle B connection chromatographic columns,The utility model is simple in structure,Reasonable design,Running quality is high,Improve the stability of oil chromatography on-line monitoring system,Reduce maintenance times,The steady operation of equipment can preferably reflect the internal state of transformer.
Description
Technical field
The utility model is related to a kind of six-way valve structures for the detection of oil gas chromatogram monitoring.
Background technology
Oil chromatography on-line monitoring system is the precision equipment for integrating control, measuring analytical technology, to oil such as transformers
Leaching power equipment is monitored on-line and the online various fault characteristic gases concentration for promptly and accurately detecting dissolved in insulating oil
And variation tendency, these gases include hydrogen, carbon monoxide, methane, ethane, ethylene, acetylene etc..Oil chromatography on-line monitoring system
Oil chromatogram analysis can be fast and accurately carried out, realizes the operation information of on-line monitoring oil-immersed type power equipment completely, is transformation
The operation steady in a long-term of the oil-filled electrical equipments such as device provides reliable guarantee.In existing oil gas chromatogram monitoring detection device,
Existing six-way valve drives six-way valve valve body to realize the structure of switching for a direct current generator by a shaft coupling, this class formation is more
After secondary operation, will appear loose phenomenon between shaft coupling and DC motor rotor and six-way valve valve body, cause six-way valve switching less than
Position does not switch, and in turn results in that chromatogram arrangement appearance is abnormal or not appearance, and existing six-way valve structure is complex, is unfavorable for
Production and assembly, and it is expensive, the existing easy failure of six-way valve causes oil chromatography on-line monitoring system running quality poor, accurate
Exactness is low, and maintenance is big, and maintenance cost is high.
Invention content
The purpose of this utility model is to be directed to more than shortcoming, is provided a kind of for the detection of oil gas chromatogram monitoring
Six-way valve structure.
Scheme is used by the utility model solves technical problem, a kind of for the six of the detection of oil gas chromatogram monitoring
Port valve structure including valve body, is provided with nozzle A, nozzle B, nozzle C, nozzle D, nozzle E, nozzle F on the valve body, nozzle A,
Pipelines of the nozzle B through being built in valve body is connected, and the pipeline of nozzle C, nozzle D through being built in valve body is connected, nozzle E,
Pipelines of the nozzle F through being built in valve body is connected, nozzle D, nozzle A switching pipeline phase of the output terminal through being built in valve body
Connection, described switch are provided with miniature electromagnetic valve A on pipeline, the input terminal of nozzle A is provided with miniature electromagnetic valve B, and nozzle C is through outer
The quantitative pipe connected pipe mouth F put, nozzle A be carrier gas inlet, nozzle E be injection port, nozzle B connection chromatographic columns.
Further, valve body is rectangular block, and nozzle A is set on the left of valve body, and nozzle D is set on the right side of valve body, nozzle E,
Nozzle F is set on front side of valve body, and nozzle B, nozzle C are set on rear side of valve body.
Further, the valve body upper side four corners are from top to bottom provided with the bolt hole of perforation.
Further, the mouth A, nozzle B, nozzle C, nozzle D, nozzle E, be both provided with internal thread in nozzle F.
Compared with prior art, the utility model has the advantages that：It is simple in structure, reasonable design, running quality
Height improves the stability of oil chromatography on-line monitoring system, reduces maintenance times, and the steady operation of equipment can preferably reflect change
The internal state of depressor.
Description of the drawings
The utility model patent is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is pneumatic diagram；
Fig. 2 is the structure diagram of valve body.
In figure：
1- miniature electromagnetic valves B；2- pressure maintaining valves；3- flow stabilizing valves；4- pressure gauges；5- miniature electromagnetic valves A；6- quantity tubes；7- valves
Body；8- nozzles A；9- nozzles B；10- nozzles C；11- nozzles D；12- nozzles E；13- nozzles F；14- chromatographic columns；15- detectors；
16- bolts hole；17- miniature electromagnetic valve installation screws.
Specific embodiment
The utility model is further illustrated with reference to the accompanying drawings and detailed description.
As shown in Figs. 1-2, a kind of six-way valve structure for the detection of oil gas chromatogram monitoring, including valve body, the valve
Nozzle A, nozzle B, nozzle C, nozzle D, nozzle E, nozzle F, the pipe of nozzle A, nozzle B through being built in valve body are provided on body
Road is connected, and the pipeline of nozzle C, nozzle D through being built in valve body is connected, the pipe of nozzle E, nozzle F through being built in valve body
Road is connected, nozzle D, nozzle A switching pipeline of the output terminal through being built in valve body be connected, it is described switching pipeline on set
There is miniature electromagnetic valve A, the input terminal of nozzle A is provided with miniature electromagnetic valve B, and nozzle C is through external quantitative pipe connected pipe mouth F, pipe
Mouthful A is carrier gas inlet, and nozzle E is injection port, nozzle B connection chromatographic columns.
In the present embodiment, valve body is rectangular block, and nozzle A is set on the left of valve body, and nozzle D is set on the right side of valve body, pipe
Mouth E, nozzle F are set on front side of valve body, and nozzle B, nozzle C are set on rear side of valve body.
In the present embodiment, the valve body upper side four corners are from top to bottom provided with the bolt hole of perforation.
In the present embodiment, the mouth A, nozzle B, nozzle C, nozzle D, nozzle E, be both provided with internal thread in nozzle F.
In the present embodiment, miniature electromagnetic valve A, miniature electromagnetic valve B are VDW22KA 24V solenoid valves.
In use, open the carrier gas of miniature electromagnetic valve B, 0.3MPa flows to chromatographic column through nozzle A to pipeline B, sample gas pass through according to
Secondary oral E, nozzle F, quantity tube, nozzle C, nozzle D reach miniature electromagnetic valve A input terminals, close miniature electromagnetic valve B, open micro-
Type solenoid valve A samples gas flows to chromatographic column through nozzle A to pipeline B and completes sample introduction, is then shut off, and opens miniature electromagnetic valve B, carries out down
Secondary sample introduction operation.
Above-listed preferred embodiment has been further described the purpose of this utility model, technical solution and advantage,
It should be understood that the above is only the preferred embodiment of the utility model only, it is not intended to limit the utility model, it is all
Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this practicality
Within novel protection domain.
Claims (4)
1. a kind of six-way valve structure for the detection of oil gas chromatogram monitoring, it is characterised in that：Including valve body, on the valve body
It is provided with nozzle A, nozzle B, nozzle C, nozzle D, nozzle E, nozzle F, the pipeline phase of nozzle A, nozzle B through being built in valve body
Connection, the pipeline of nozzle C, nozzle D through being built in valve body are connected, the pipeline phase of nozzle E, nozzle F through being built in valve body
Connection, nozzle D, nozzle A switching pipeline of the output terminal through being built in valve body be connected, it is described switching pipeline on be provided with it is micro-
The input terminal of type solenoid valve A, nozzle A are provided with miniature electromagnetic valve B, and nozzle C is through external quantitative pipe connected pipe mouth F, nozzle A
Carrier gas inlet, nozzle E be injection port, nozzle B connection chromatographic columns.
2. the six-way valve structure according to claim 1 for the detection of oil gas chromatogram monitoring, it is characterised in that：Valve body
For rectangular block, nozzle A is set on the left of valve body, and nozzle D is set on the right side of valve body, and nozzle E, nozzle F are set on front side of valve body, pipe
Mouth B, nozzle C are set on rear side of valve body.
3. the six-way valve structure according to claim 2 for the detection of oil gas chromatogram monitoring, it is characterised in that：It is described
Valve body upper side four corners are from top to bottom provided with the bolt hole of perforation.
4. the six-way valve structure for the detection of oil gas chromatogram monitoring according to claim 1-3 any one, special
Sign is：The mouth A, nozzle B, nozzle C, nozzle D, nozzle E, internal thread is both provided in nozzle F.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721462178.3U CN207488252U (en) | 2017-11-06 | 2017-11-06 | For the six-way valve structure of oil gas chromatogram monitoring detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721462178.3U CN207488252U (en) | 2017-11-06 | 2017-11-06 | For the six-way valve structure of oil gas chromatogram monitoring detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207488252U true CN207488252U (en) | 2018-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721462178.3U Active CN207488252U (en) | 2017-11-06 | 2017-11-06 | For the six-way valve structure of oil gas chromatogram monitoring detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703241A (en) * | 2017-11-06 | 2018-02-16 | 福建和盛高科技产业有限公司 | Six-way valve structure and its application method for the detection of oil gas chromatogram monitoring |
-
2017
- 2017-11-06 CN CN201721462178.3U patent/CN207488252U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703241A (en) * | 2017-11-06 | 2018-02-16 | 福建和盛高科技产业有限公司 | Six-way valve structure and its application method for the detection of oil gas chromatogram monitoring |
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