CN207478237U - A kind of sulfur hexafluoride tests zero-emission retracting device - Google Patents
A kind of sulfur hexafluoride tests zero-emission retracting device Download PDFInfo
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- CN207478237U CN207478237U CN201721489141.XU CN201721489141U CN207478237U CN 207478237 U CN207478237 U CN 207478237U CN 201721489141 U CN201721489141 U CN 201721489141U CN 207478237 U CN207478237 U CN 207478237U
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- gas chamber
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- self
- retracting device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
Abstract
The utility model discloses a kind of sulfur hexafluorides to test zero-emission retracting device, including sequentially connected self-sealing fast connecting joint one, level cache gas chamber, ratio adjusting valve, diaphragm compression pump, check valve, L2 cache gas chamber, ball valve and self-sealing fast connecting joint two, differential pressure pick-up is provided on level cache gas chamber, pressure sensor is provided on L2 cache gas chamber, self-sealing fast connecting joint two is connected to the gas interface of air bottle.The utility model accesses Zero emission device by the exhaust emissions section of detection device and carries out tail gas recycle, carries out reclaiming clean processing to tail gas after experiment, both realizes SF6The zero-emission and recycling of tail gas, also ensure SF6Outer row influences caused by environment, and in the range of realizing that the pressure of level cache gas chamber remains at and do not influence experiment, reduces the influence to results precision, monitors SF in real time6Storage pressure and discharged in time, safety accident caused by avoiding pressure excessive.
Description
Technical field
The utility model belongs to sulphur hexafluoride emission reclaimer technical field, and in particular to a kind of sulfur hexafluoride experiment zero
Discharge retracting device.
Background technology
Recent years, SF6Due to greenhouse effects（Greenhouse effects are CO223900 times）It is paid high attention to by people, ring
Guarantor department and electric system require SF in production work always6Must zero-emission, but at present in addition to maintenance when SF6Use retracting device
Carry out recycling to realize outside zero-emission, live SF6Detection tail gas recycles function due to lacking when humidity measurement and decomposition product are tested
It is mostly discharged into air always, although primary experiment is few, considers SF6Equipment is numerous, and annual tested number is very big, makes
Into discharge capacity take care of the pence, contaminant capacity is very big.
Invention content
The utility model solve the technical issues of be：A kind of sulfur hexafluoride experiment zero-emission retracting device is provided, to solve
Above-mentioned problems of the prior art.
The technical solution that the utility model is taken is：A kind of sulfur hexafluoride tests zero-emission retracting device, including connecting successively
Self-sealing fast connecting joint one, level cache gas chamber, ratio adjusting valve, diaphragm compression pump, check valve, the L2 cache gas connect
Room, ball valve and self-sealing fast connecting joint two are provided with differential pressure pick-up on level cache gas chamber, are set on L2 cache gas chamber
Pressure sensor is equipped with, self-sealing fast connecting joint two is connected to the gas interface of air bottle.
Preferably, above-mentioned differential pressure pick-up and pressure sensor are connected to the signal receiving end of micro-control unit, microcontroller
The control terminal of unit is connected to ratio adjusting valve and diaphragm compression pump.
Preferably, above-mentioned differential pressure pick-up and pressure sensor are all connected to AD samplers, and AD samplers are connected to micro-control
Unit processed.
Preferably, above-mentioned micro-control unit is connected to ratio adjusting valve by D/A converter.
The beneficial effects of the utility model：Compared with prior art, the exhaust emissions that the utility model passes through detection device
Section access Zero emission device carries out tail gas recycle, carries out reclaiming clean processing to tail gas after experiment, both realizes SF6Tail gas
Zero-emission and recycling, also ensure SF6Outer row influences caused by environment, using level cache gas chamber and differential pressure pick-up
The real time monitoring of gas pressure is carried out, so as to be pumped according to ratio adjusting valve and diaphragm compression, realizes the pressure of level cache gas chamber
Power is remained in the range of not influencing experiment, reduces the influence to results precision, additionally by L2 cache gas chamber
The interim storage of gas is carried out, is monitored in real time by pressure sensor and is discharged in time, avoid pressure is excessive from causing
Safety accident.
Description of the drawings
Fig. 1 is the attachment structure schematic diagram of the utility model.
Specific embodiment
Below in conjunction with the accompanying drawings and the utility model is described further in specific embodiment.
Embodiment 1：As shown in Figure 1, a kind of sulfur hexafluoride experiment zero-emission retracting device, including sequentially connected self-sealing
Fast connecting joint 1, the level cache gas chamber 2 of 2L, ratio adjusting valve 3, diaphragm compression pump 4, check valve 5, the two level of 2L is delayed
Gas chamber 6, ball valve 7 and self-sealing fast connecting joint 28 are deposited, is provided with differential pressure pick-up 21 on level cache gas chamber 2, two level is delayed
It deposits and pressure sensor 61 is provided on gas chamber 6, self-sealing fast connecting joint 28 is connected to the gas interface of air bottle.
Preferably, above-mentioned differential pressure pick-up 21 and pressure sensor 61 are connected to the signal receiving end of micro-control unit 9, micro-
The control terminal of control unit 9 is connected to ratio adjusting valve 3 and diaphragm compression pump 4.
Preferably, above-mentioned differential pressure pick-up 21 and pressure sensor 61 are all connected to AD samplers 10, and AD samplers 10 connect
It is connected to micro-control unit 9.
Preferably, above-mentioned micro-control unit 9 is connected to ratio adjusting valve 3 by D/A converter.
Preferably, a kind of operating method of above-mentioned sulfur hexafluoride experiment zero-emission retracting device, this method include：
（1）SF6The arrival end of the exhaust end connection self-sealing fast connecting joint one of instrument is detected, wherein self-sealing is quick
Connector uses the big Lip river gram quick coupling of generation, which is self-styled when not connecting external equipment；
（2）Detect the level cache gas chamber that instrument tail gas flows into 2L by quick coupling one；Level cache gas chamber is normal
In the case of be held in an atmospheric pressure, with the inflow of gas, the not short increase of internal pressure of level cache gas chamber；
（3）Differential pressure pick-up detects error of measurement between level cache plenum interior pressure and external pressure, and level-one is delayed
Differential pressure signal is sent by differential pressure pick-up by micro-control unit when depositing plenum interior pressure increase；
（4）When the differential pressure signal that micro-control unit measures is more than 50Pa, micro-control unit controls diaphragm compression pump is opened,
Control ratio adjusting valve opening degree simultaneously, it is ensured that level cache plenum interior pressure is maintained at the ± 50Pa's of an atmospheric pressure
In the range of；
（5）Extra gas pumps the L2 cache gas chamber suppressed and passed through check valve and enter 2L by diaphragm compression, works as pressure
When the L2 cache plenum interior pressure that force snesor measures reaches 1Mpa, the pressure for the pressure sensor that micro-control unit receives
Force signal simultaneously controls detection SF6Instrument is stopped；
（6）The self-sealing fast connecting joint that level 2 buffering gas chamber connects is connected to air bottle, ball valve is opened simultaneously, releases
The internal gas for putting L2 cache gas chamber enters air bottle, until L2 cache air chamber pressure is restored in an atmospheric pressure, breaks
Opening ball valve restarts detecting instrument, repeats step（1）-（6）.
The above, only specific embodiment of the present utility model example, the scope of protection of the utility model not office
It is limited to this.Be familiar in the technical scope that the those skilled in the art disclose in the utility model, can easily find variation or
Alternative, these should be covered within the scope of the utility model.For this purpose, the scope of protection of the utility model should be with
Subject to the scope of the claims.
Claims (4)
1. a kind of sulfur hexafluoride tests zero-emission retracting device, it is characterised in that：It is quickly connected including sequentially connected self-sealing
Connector one（1）, level cache gas chamber（2）, ratio adjusting valve（3）, diaphragm compression pump（4）, check valve（5）, L2 cache gas chamber
（6）, ball valve（7）With self-sealing fast connecting joint two（8）, level cache gas chamber（2）On be provided with differential pressure pick-up（21）, two
Grade caching gas chamber（6）On be provided with pressure sensor（61）, self-sealing fast connecting joint two（8）It is connected to the gas of air bottle
Interface.
2. a kind of sulfur hexafluoride experiment zero-emission retracting device according to claim 1, it is characterised in that：Differential pressure pick-up
（21）And pressure sensor（61）It is connected to micro-control unit（9）Signal receiving end, micro-control unit（9）Control terminal connection
To ratio adjusting valve（3）It is pumped with diaphragm compression（4）.
3. a kind of sulfur hexafluoride experiment zero-emission retracting device according to claim 2, it is characterised in that：Differential pressure pick-up
（21）And pressure sensor（61）It is all connected to AD samplers（10）, AD samplers（10）It is connected to micro-control unit（9）.
4. a kind of sulfur hexafluoride experiment zero-emission retracting device according to claim 2, it is characterised in that：Micro-control unit
（9）Ratio adjusting valve is connected to by D/A converter（3）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721489141.XU CN207478237U (en) | 2017-11-10 | 2017-11-10 | A kind of sulfur hexafluoride tests zero-emission retracting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721489141.XU CN207478237U (en) | 2017-11-10 | 2017-11-10 | A kind of sulfur hexafluoride tests zero-emission retracting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207478237U true CN207478237U (en) | 2018-06-12 |
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ID=62476420
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721489141.XU Active CN207478237U (en) | 2017-11-10 | 2017-11-10 | A kind of sulfur hexafluoride tests zero-emission retracting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107694278A (en) * | 2017-11-10 | 2018-02-16 | 贵州电网有限责任公司 | A kind of sulfur hexafluoride experiment zero-emission retracting device and its operating method |
| CN111678036A (en) * | 2020-05-25 | 2020-09-18 | 国网黑龙江省电力有限公司电力科学研究院 | Sulfur hexafluoride tail gas recovery device |
-
2017
- 2017-11-10 CN CN201721489141.XU patent/CN207478237U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107694278A (en) * | 2017-11-10 | 2018-02-16 | 贵州电网有限责任公司 | A kind of sulfur hexafluoride experiment zero-emission retracting device and its operating method |
| CN111678036A (en) * | 2020-05-25 | 2020-09-18 | 国网黑龙江省电力有限公司电力科学研究院 | Sulfur hexafluoride tail gas recovery device |
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