CN103616476B - A kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity - Google Patents
A kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity Download PDFInfo
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- CN103616476B CN103616476B CN201310533373.0A CN201310533373A CN103616476B CN 103616476 B CN103616476 B CN 103616476B CN 201310533373 A CN201310533373 A CN 201310533373A CN 103616476 B CN103616476 B CN 103616476B
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- sulfur hexafluoride
- electrical equipment
- insulation electrical
- gas
- air intake
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- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 229960000909 sulfur hexafluoride Drugs 0.000 title claims abstract description 72
- 229910018503 SF6 Inorganic materials 0.000 title claims abstract description 71
- 238000009413 insulation Methods 0.000 title claims abstract description 30
- 230000005611 electricity Effects 0.000 title claims abstract description 14
- 238000012360 testing method Methods 0.000 abstract description 21
- 238000000034 method Methods 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000001387 multinomial test Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 65
- 238000005516 engineering process Methods 0.000 description 5
- 239000004809 Teflon Substances 0.000 description 3
- 229920006362 Teflon® Polymers 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000001458 anti-acid effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Testing Relating To Insulation (AREA)
Abstract
The invention discloses a kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity, relate to field of gas detection, solve sulfur hexafluoride detection in prior art to need repeatedly to change different test gas circuit, during to test disparity items, cause the technical matters that test process security risk increases, pick-up unit provided by the invention comprises sulfur hexafluoride detector and gas path joint, gas path joint is provided with air intake opening and at least two gas outlets, air intake opening connects sulfur hexafluoride insulation electrical equipment, and gas outlet connects sulfur hexafluoride detector.Therefore device can once complete multinomial test, not only greatly reduces the security risk of test process, reduces the harm to testing crew, substantially reduces the working time simultaneously, improve work efficiency.
Description
[technical field]
The present invention relates to a kind of checkout equipment, especially a kind of checkout equipment for detecting sulfur hexafluoride gas in electrical equipment.
[background technology]
Sulfur hexafluoride gas has good electrical insulation properties and arc extinction performance, as a kind of insulating medium of excellence, is just widely used among the equipment such as high-voltage switch gear, transformer, mutual inductor and high-tension cable by power industry.Along with the raising of sulfur hexafluoride insulation electrical equipment technical supervision level and the application of new technology, in operation, the supervision project of sulfur hexafluoride gas tests by only carrying out gas humidity the test etc. adding gas decomposition product and gas purity.But different tests project principle is different, test apparatus is just different, and the gas circuit need carried out when therefore equipment live detects repeatedly is changed.There is the risk that sulfur hexafluoride gas overflows in a large number in the moment that gas circuit is changed.Because the sulfur fluoride, the hydrogen fluoride and ten that mix in sulfur hexafluoride fluoridize two sulphur strong toxicities, how once loading and unloading gas circuit just increases the security risk of bull point and the harm to testing crew.
[summary of the invention]
The technical matters that the present invention solves is to provide a kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity, and multiple sulfur hexafluoride tester can be connected with sulfur hexafluoride insulation electrical equipment simultaneously, has once connected the multinomial data test of sulfur hexafluoride.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity, comprise sulfur hexafluoride detector, described pick-up unit also comprises gas path joint, described gas path joint is provided with air intake opening and at least two gas outlets, described air intake opening connects sulfur hexafluoride insulation electrical equipment, and described gas outlet is all connected with sulfur hexafluoride detector.
Further, described gas outlet and air intake opening are all connected with operation valve.
Further, described pick-up unit also comprises the aspiration pump that the sulfur hexafluoride in pick-up unit can be sprung back in sulfur hexafluoride insulation electrical equipment.
Further, described gas path joint is provided with the by-pass port connecting described aspiration pump.
Further, described gas path joint comprises shell, and described gas outlet is arranged along the short transverse of shell, and described air intake opening is arranged on the top of shell, be provided with the plunger member can moved along outer cover height direction in described shell, described plunger member intercepts air intake opening and part gas outlet.
Further, described plunger member comprises the plug core be connected with outer casing screw and the rotating shaft driving described plug core to rotate.
Further, the bottom of described shell is connected with end cap, described end cap is provided with through hole, through hole described in described rotating shaft cross-under, and the outer face of end cap is provided with along the axial raised lug boss of rotating shaft, the periphery of described rotating shaft is provided with link slot, and described lug boss is provided with the lockhole relative with link slot, is connected with locking bar between described lockhole and link slot.
Further, the side of described shell is provided with spies on groove, described in spy on groove and be connected with translucent cover.
Beneficial effect of the present invention:
Sulfur hexafluoride insulation electrical equipment measuring device with electricity of the present invention, sulfur hexafluoride insulation electrical equipment connects multiple sulfur hexafluoride detector by gas path joint, each sulfur hexafluoride detector detects different projects, therefore device once can complete the multinomial test of sulfur hexafluoride, not only greatly reduce the security risk of test process, alleviate the harm to testing crew, substantially reduce the working time simultaneously, improve work efficiency.
These features of the present invention and advantage will embodiment below, exposure detailed in accompanying drawing.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is connection diagram of the present invention;
Fig. 2 is the structural representation of gas path joint in the present invention.
[embodiment]
The invention provides a kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity, comprise sulfur hexafluoride detector and gas path joint, gas path joint is provided with air intake opening and at least two gas outlets, and air intake opening connects sulfur hexafluoride insulation electrical equipment, and gas outlet connects sulfur hexafluoride detector.Therefore device can once complete multinomial test, repeatedly connection compared to existing technology, does not have the replacement process of gas circuit, greatly reduces the security risk of test process, alleviate the harm to testing crew.
The technical scheme of accompanying drawing to the embodiment of the present invention below in conjunction with the embodiment of the present invention is explained and illustrated, but following embodiment is only the preferred embodiments of the present invention, and not all.Based on the embodiment in embodiment, those skilled in the art under the prerequisite not making creative work obtain other embodiment, all belong to protection scope of the present invention.
With reference to figure 1, shown a kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity, pick-up unit comprises gas path joint 2, gas path joint 2 is provided with air intake opening 21 and at least two gas outlets 22, air intake opening 21 connects sulfur hexafluoride insulation electrical equipment 1, and each gas outlet 22 connects different sulfur hexafluoride detectors.Sulfur hexafluoride detector comprises sulfur hexafluoride humidity measurement instrument 31, sulfur hexafluoride purity detecting instrument 32 and sulfur hexafluoride decomposition product detector 33 etc., sulfur hexafluoride gas in sulfur hexafluoride insulation electrical equipment 1 is after gas path joint 2, enter different sulfur hexafluoride detectors simultaneously, complete and the multinomial numerical value of sulfur hexafluoride is detected.Gas path joint is connected with sulfur hexafluoride insulation electrical equipment and sulfur hexafluoride detector by gas circuit connecting pipe, and gas circuit connecting pipe adopts teflon injection mo(u)lding, and teflon has antiacid, alkali resistant and compressive property preferably; And teflon also has lower perviousness, therefore the gas of gas circuit connecting pipe inside is not easily polluted by ambient atmos.
And be all connected with operation valve on each gas outlet 22 and air intake opening 21, control being communicated with of sulfur hexafluoride detector and gas outlet 22 or closed by operation valve, sulfur hexafluoride insulation electrical equipment 1 is communicated with air intake opening 21 or closes.
Pick-up unit also comprises the aspiration pump 4 that the sulfur hexafluoride in pick-up unit can be sprung back over sulfur hexafluoride insulation electrical equipment 1, with reference to figure 1, during test, control the first operation valve 51, second operation valve 52, the 3rd operation valve 53 and the 4th operation valve 54 and open, sulfur hexafluoride detector starts to detect; After detection terminates, control the first operation valve 51 to close, 5th operation valve 55 is opened, aspiration pump 4 gas test process being entered sulfur hexafluoride detector that works sucks in the pump housing, then control the second operation valve 52, the 3rd operation valve 53 and the 4th operation valve 54 to close, first operation valve 51 is opened, and aspiration pump 4 works and pushes in sulfur hexafluoride insulation electrical equipment 1 by the gas in the pump housing; The residual of sulfur hexafluoride gas in sulfur hexafluoride detector can be reduced by aspiration pump 4, reduce the potential safety hazard of sulfur hexafluoride detector and gas path joint unloading process.
Preferred gas path joint 2 is provided with the by-pass port 23 connecting aspiration pump 4; Be connected to by all component on same joint, therefore the connection of gas circuit is simple, convenient.Or a point of pipeline connector also can be set between gas path joint 2 and sulfur hexafluoride insulation electrical equipment 1 and connect aspiration pump.
With reference to figure 2, in the present invention, gas path joint comprises shell 24, gas outlet 22 is arranged along the short transverse of shell 24, air intake opening 21 is arranged on the top of shell 24, when needing, can also the by-pass port be connected with aspiration pump be set at the top of shell, be provided with the plunger member can moved along outer cover height direction in shell 24, plunger member can intercept air intake opening 21 and part gas outlet 22.Can be controlled the number of the gas outlet 22 be communicated with air intake opening 21 in gas path joint 2 by plunger member, therefore can selectively regulate in gas path joint needs several gas outlet to give vent to anger.Such as: the only humidity of test sulfur hexafluoride, only needs control gas outlet to be communicated with air intake opening, the gas outlet of ventilation connects sulfur hexafluoride humidity measurement instrument; When needing testing humidity and purity, need control two gas outlets to be communicated with air intake opening, the gas outlet that can ventilate connects respectively sulfur hexafluoride humidity measurement instrument and sulfur hexafluoride purity detecting instrument, by that analogy; A gas path joint just can meet multiple testing requirement, because of different testing requirement, and need not be equipped with the gas path joint of multiple different gas outlets number.
Wherein plunger member comprises the plug core 61 be connected with shell 24 inner thread and the rotating shaft 62 driving this plug core to rotate, and the other end of rotating shaft 62 is connected with knob 63, and the airtight effect be threaded is good.Plug core can also be the plasticity plug core with outer casing inner wall close-fitting, promotes plug core move by push rod.
The bottom of above-mentioned shell 24 is connected with end cap 7, end cap 7 is provided with through hole, shell 24 is stretched out after rotating shaft 62 cross-under through hole, and the outer face of end cap 7 is provided with along the axial raised lug boss 71 of rotating shaft 62, the periphery of rotating shaft 62 is provided with link slot 621, lug boss 71 is provided with the lockhole 72 relative with link slot 621, is connected with locking bar 8 between lockhole 72 and link slot 621, can prevent rotating shaft 62 from freely rotating by locking bar 8.Prevent because external force causes axis of rotation, thus cause plug core 61 to move up, isolated air intake opening and the gas outlet worked; Or cause plug core to move down, overflow in the gas outlet that gas never works.Locking bar 8 can also adopt five anti-lock, and the operating personnel that must hold key just can open five anti-lock, to increase the security of operation.
Further, the side of shell is provided with spies on groove, spies on groove and arranges along the short transverse of shell, and is connected with translucent cover spying on groove; The position of filling in core can be seen in gas path joint by translucent cover, have several gas outlet and air intake opening two to lead to according to the position judgment of plug core.
By above-described embodiment, object of the present invention is reached by fully effective.The personage being familiar with this technology should be understood that and the present invention includes but the content being not limited to accompanying drawing and describing in embodiment above.Any amendment not departing from function and structure principle of the present invention all will comprise within the scope of the appended claims.
Claims (6)
1. a sulfur hexafluoride insulation electrical equipment measuring device with electricity, comprise sulfur hexafluoride detector, it is characterized in that: described pick-up unit also comprises gas path joint, described gas path joint is provided with air intake opening and at least two gas outlets, described air intake opening connects sulfur hexafluoride insulation electrical equipment, described gas outlet is all connected with sulfur hexafluoride detector, described gas path joint comprises shell, described gas outlet is arranged along the short transverse of shell, described air intake opening is arranged on the top of shell, the plunger member can moved along outer cover height direction is provided with in described shell, described plunger member intercepts air intake opening and part gas outlet, described pick-up unit also comprises the aspiration pump that the sulfur hexafluoride in pick-up unit can be sprung back in sulfur hexafluoride insulation electrical equipment.
2. a kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity according to claim 1, is characterized in that: described gas outlet and air intake opening are all connected with operation valve.
3. a kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity according to claim 1, is characterized in that: described gas path joint is provided with the by-pass port connecting described aspiration pump.
4. a kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity according to claim 1, is characterized in that: described plunger member comprises the plug core be connected with outer casing screw and the rotating shaft driving described plug core to rotate.
5. a kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity according to claim 4, it is characterized in that: the bottom of described shell is connected with end cap, described end cap is provided with through hole, through hole described in described rotating shaft cross-under, and the outer face of end cap is provided with along the axial raised lug boss of rotating shaft, the periphery of described rotating shaft is provided with link slot, and described lug boss is provided with the lockhole relative with link slot, is connected with locking bar between described lockhole and link slot.
6. a kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity according to claim 1, is characterized in that: the side of described shell is provided with spies on groove, described in spy on groove and be connected with translucent cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310533373.0A CN103616476B (en) | 2013-10-31 | 2013-10-31 | A kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310533373.0A CN103616476B (en) | 2013-10-31 | 2013-10-31 | A kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity |
Publications (2)
| Publication Number | Publication Date |
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| CN103616476A CN103616476A (en) | 2014-03-05 |
| CN103616476B true CN103616476B (en) | 2016-01-20 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103823027A (en) * | 2014-03-11 | 2014-05-28 | 国家电网公司 | SF6 (sulfur hexafluoride) gas detection interface tool |
| CN104483454A (en) * | 2014-12-30 | 2015-04-01 | 国家电网公司 | Gas detecting joint device |
| CN106706163A (en) * | 2016-12-15 | 2017-05-24 | 深圳供电局有限公司 | Insulating gas temperature measuring device in sulfur hexafluoride electrical equipment |
| CN110187066B (en) * | 2019-06-21 | 2024-03-19 | 上海至纯***集成有限公司 | Water-oxygen particle analysis and detection system and detection method thereof |
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2013
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| US20050233463A1 (en) * | 2004-04-14 | 2005-10-20 | Powertech Labs Inc. | Method and device for the detection of SF6 decomposition products |
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| CN103616476A (en) | 2014-03-05 |
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