CN103697324B - Electric equipment intelligent SF6 aerating device - Google Patents
Electric equipment intelligent SF6 aerating device Download PDFInfo
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- CN103697324B CN103697324B CN201310698625.5A CN201310698625A CN103697324B CN 103697324 B CN103697324 B CN 103697324B CN 201310698625 A CN201310698625 A CN 201310698625A CN 103697324 B CN103697324 B CN 103697324B
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- gas
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- aerating device
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- 238000012806 monitoring device Methods 0.000 claims abstract description 14
- 238000000746 purification Methods 0.000 claims abstract description 9
- 238000010926 purge Methods 0.000 claims abstract description 6
- 230000008676 import Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000012491 analyte Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a kind of electric equipment intelligent SF6 aerating device, comprise environment monitoring device, rated pressure locking warning device, gas ducting automatic purification device, bolt plug-in gas tube, gas gauge, pressure relief valve, multi-functional connector. The invention provides a kind of electric equipment intelligent SF6 aerating device, it is in the time inflating, can whether reach requirement, self-purging gas ducting by automatic discrimination environment, ensure that SF6 gas purity and micro-water content are qualified, rated pressure locking warning function has also solved SF6 gas and " has overcharged " problem, and realized gas tube and disconnect fast, improve charging efficiency and charge-air mass.
Description
Technical field
The present invention relates to a kind of electric equipment intelligent SF6 aerating device, can inflate environment, self-purging by at-once monitor in useThe electrical equipment SF6 aerating device that gas ducting, gas tube disconnect fast, rated pressure locking is reported to the police.
Background technology
Power industry standard specifies: the power equipment SF6 gas pressure of normal operation must meet rated pressure; Carry out SF6 inflationWhen operation, must meet environment temperature >=0 DEG C, humidity≤80%; SF6 aerating device SF6 gas purity >=99.8% after new inflation;There is electric arc analyte SF6 aerating device micro-water content≤150 μ L/L (without electric arc analyte SF6 aerating device micro-water content≤250μ L/L). At present, electrical equipment SF6 aerating device used in power production process has two kinds, has the hand of single pressure gauge valveMoving aerating device and the box SF6 gas concentration unit with aerification function. Manually aerating device and box SF6 gas concentration unitAll need personal monitoring to inflate environment, manually purify gas ducting, easily cause SF6 gas purity and micro-water content defective, reachLess than service requirement; Artificial Control SF6 gas charged pressure, easily causes " overcharging " problem, needs manual adjustments after inflationSF6 aerating device pressure, waste of manpower and SF6 gas. Meanwhile, there is no the unified regulation of country and professional standard, each producer's electricityPower equipment gas tube used differs, and model is more, and user of service easily obscures, and the replacing time is long.
Summary of the invention
In order to overcome, existing aerating device easily causes SF6 gas purity and micro-water content is defective and " overcharging " problem, improves inflationEfficiency and charge-air mass, the invention provides a kind of electric equipment intelligent SF6 aerating device, and this aerating device not only has at-once monitorInflation environment, self-purging gas ducting, rated pressure locking warning function, and realized gas tube and disconnect fast.
The present invention solves the problems of the technologies described above the technical scheme adopting to be:
Electric equipment intelligent SF6 aerating device comprises that environment monitoring device, rated pressure locking warning device, gas ducting are automaticPurifier, bolt plug-in gas tube, gas gauge, pressure relief valve, multi-functional connector, environment monitoring device bagDraw together acoustic-optic alarm, magnetic valve, controller, rated pressure locking warning device comprises electro connecting pressure gauge, described acousto-optic reportAlarm device, described magnetic valve, gas ducting automatic purification device comprises vavuum pump, vacuum meter and pressure-reducing valve, rotary valve, itsIn, gas gauge one end is connected with gas feed, and the other end is connected with pressure-reducing valve import, and pressure-reducing valve outlet is divided into two-way, oneRoad is connected with rotary valve one end, and another road is connected with described magnetic valve one end, and vacuum meter is arranged on the other end of rotary valve with trueIn pipeline between empty pump, the described magnetic valve other end is connected with controller, acoustic-optic alarm, pressure relief valve import respectively,Electro connecting pressure gauge is arranged in the pipeline between magnetic valve and pressure relief valve, and earth pressure release valve outlet port connects multi-functional connector.
Further, described controller is temperature and humidity controller, and set environment condition is temperature >=0 DEG C, humidity≤80%, described inEnvironment monitoring device also comprises Temperature Humidity Sensor, and it detects the temperature and humidity of current environment, and described in detected value is sent toController, and setting value compares with it.
Further, described vavuum pump is minipump, and it vacuumizes gas ducting, and vacuum reaches 133Pa and when following,Minipump stops automatically.
Further, described rated pressure locking warning device is by electro connecting pressure gauge control magnetic valve and acoustic-optic alarm,In the time being filled with gas pressure and reaching rated pressure, electro connecting pressure gauge action, shut electromagnetic valve, connects acoustic-optic alarm, stopsOnly be filled with gas, and point out SF6 aerating device pressure to reach rated pressure;
Further, described bolt plug-in gas tube one end has gas cylinder joint, and the other end has gas-charging connection, wherein inflationJoint comprises the bolt head being connected with SF6 aerating device, the inflation inner core being connected with gas tube, is provided with and holds in the end of gas tubeConnect the jack of inflation inner core.
Further, between bolt head and inflation inner core, sealing ring is set, and/or in bolt head and SF6 aerating device junctionSealing ring is set, and/or at inflation inner core and jack junction, sealing ring is set.
Further, in inflation, in-core is connected with screen pack.
The invention has the beneficial effects as follows, electric equipment intelligent SF6 aerating device in the time inflating, can automatic discrimination environment whetherReach requirement, self-purging gas ducting, ensured that SF6 gas purity and micro-water content are qualified, rated pressure locking warning functionAlso solve SF6 gas and " overcharged " problem, and realized gas tube and disconnect fast, improved charging efficiency and charge-air mass.
Brief description of the drawings
Fig. 1 is electric equipment intelligent SF6 aerating device schematic diagram.
Fig. 2 is environment monitoring device schematic diagram.
Fig. 3 is gas ducting automatic purification device schematic diagram.
Fig. 4 is rated pressure locking warning device schematic diagram.
Fig. 5 is bolt plug-in gas tube schematic diagram.
In figure, each component names is as follows:
1-acoustic-optic alarm, 2-magnetic valve, 3-controller, 4-electro connecting pressure gauge, 5-vavuum pump, 6-vacuum meter, 7-Temperature Humidity Sensor, 8-pressure-reducing valve, 9-rotary valve, 10-buzzer, 11-pressure starting switch, 12-gas cylinder joint, 13-fillsGas joint, 14-bolt head, 15-inflates inner core, 20-gas gauge, 30-pressure relief valve, the multi-functional connector of 40-
Detailed description of the invention
Describe the present invention below in conjunction with accompanying drawing.
With reference to Fig. 1, electric equipment intelligent SF6 aerating device of the present invention, mainly comprises that environment monitoring device, rated pressure closeLock warning device, gas ducting automatic purification device, bolt plug-in gas tube. Electric equipment intelligent SF6 aerating device also wrapsDraw together gas gauge 20, pressure relief valve 30, multi-functional connector 40. Wherein environment monitoring device mainly comprises sound and light alarmDevice 1, magnetic valve 2, controller 3. Rated pressure locking warning device mainly comprises electro connecting pressure gauge 4, sound and light alarm dressPut 1, magnetic valve 2. Gas ducting automatic purification device mainly comprises vavuum pump 5, vacuum meter 6 and control valve. Wherein,Gas gauge 20 one end are connected with gas feed, and the other end is connected with pressure-reducing valve 8 imports, and pressure-reducing valve 8 outlets are divided into two-way,One tunnel is connected with rotary valve 9 one end, and another road is connected with magnetic valve 2 one end, and vacuum meter 6 is arranged on another of rotary valve 9End with vavuum pump 5 between pipeline in, magnetic valve 2 other ends respectively with controller 3, acoustic-optic alarm 1, pressure relief valve30 imports connect, and electro connecting pressure gauge 4 is arranged in the pipeline between magnetic valve 2 and pressure relief valve 30, pressure relief valve30 outlets connect multi-functional connector 40. Acoustic-optic alarm 1 comprises 2 alarm lamps, one of them alarm lamp access environment prisonSurvey device, another alarm lamp access rated pressure locking warning device. Multi-functional connector is connected with the inflation of bolt plug-in,To inflate.
In gas replenishment process, use bolt plug-in gas tube by SF6 aerating device, gas cylinder and environment monitoring device, rated pressureAfter locking warning device, gas ducting automatic purification device connect fast, whether environment monitoring device immediately detects inflation environment and reachesTo requiring, then, gas ducting automatic purification device, vacuumizes processing to gas ducting. Be inflated to after rated pressure, specifiedThe action of pressure atresia warning device, shut electromagnetic valve, stops inflation.
With reference to Fig. 2, environment monitoring device mainly comprises acoustic-optic alarm 1, magnetic valve 2, controller 3, and its middle controller 3 is temperatureHumidity controller, it is environment temperature >=0 DEG C, humidity≤80% that temperature and humidity controller is set venting condition. Environment monitoring device also comprisesTemperature Humidity Sensor 7, it detects the temperature and humidity of current environment, and the temperature and humidity detecting is sent to Temperature and Humidity ControlDevice, and setting value compares with it, in the time that detected value is in the scope of setting value, a-b normal opened contact closure, 2 dozens of magnetic valvesOpen, can inflate. Otherwise a-b node disconnects, and can not inflate.
With reference to Fig. 3, gas ducting automatic purification device mainly comprises vavuum pump 5, vacuum meter 6 and control valve. Wherein control valveMainly comprise pressure-reducing valve 8, rotary valve 9. Confirm that current environment meets after venting condition, close pressure-reducing valve 8, open rotary valve 9,Start vavuum pump 5, gas ducting vacuumized, when vacuum meter 6 shows that vacuum reaches 133Pa and when following, vavuum pump 5 fromMoving stopping, reaching and purifies gas ducting object. Now, close rotary valve 9, open pressure-reducing valve 8, start to fill to SF6 aerating deviceGas.
With reference to Fig. 4, rated pressure locking warning device mainly comprises electro connecting pressure gauge 4, acoustic-optic alarm 1, magnetic valve 2,Also comprise buzzer 10, pressure starting switch 11. Electro connecting pressure gauge 4 shows the pressure in SF6 aerating device, when SF6 inflation dressPut and be inflated to after rated pressure, pressure starting switch 11 closures, connect Electromagnetic Valve Circuit, the sound and light alarm dress on Electromagnetic Valve CircuitPut 1, buzzer 10 moves, prompting SF6 aerating device pressure has reached rated pressure, now, closed electromagnetic valve, stops inflation.Otherwise, continue inflation.
With reference to Fig. 5, bolt plug-in gas tube one end has gas cylinder joint 12, and the other end has gas-charging connection 13, and wherein inflation connects13 comprise the bolt head 14 being connected with SF6 aerating device, the inflation inner core 15 being connected with gas tube, arrange in the end of gas tubeThere is the jack of accepting inflation inner core 15, when inflation, the bolt head of gas-charging connection 13 14 be threaded with the import of SF6 aerating device,To inflate inner core 15 inserts in jack. Wherein, bolt head 14 can be equipped with Multiple Type, when use, selects as required. For anti-Leak-stopping gas arranges sealing ring between bolt head 14 and inflation inner core 15, and/or in bolt head 14 and SF6 aerating device junctionSealing ring is set, and/or with jack junction, sealing ring is set at inflation inner core 15. In addition, in order to ensure the quality of gas,In inflation inner core 15, be connected with screen pack, with Purge gas.
By reference to the accompanying drawings the specific embodiment of the present invention is described although above-mentioned, not the limit to protection domain of the present inventionSystem, one of ordinary skill in the art should be understood that on the basis of technical scheme of the present invention, those skilled in the art do not need to payGo out various amendments that creative work can make or distortion still in protection scope of the present invention.
Claims (1)
1. an electric equipment intelligent SF6 aerating device, comprises environment monitoring device, rated pressure locking warning device, gas ducting self-purging dressPut, bolt plug-in gas tube, gas gauge, pressure relief valve, multi-functional connector, is characterized in that, environment monitoring device comprises acousto-opticWarning device, magnetic valve, controller, rated pressure locking warning device comprises electro connecting pressure gauge, described acoustic-optic alarm, described magnetic valve,Gas ducting automatic purification device comprises vavuum pump, vacuum meter and pressure-reducing valve, rotary valve, and wherein, gas gauge one end is connected with gas feed,The other end is connected with pressure-reducing valve import, and pressure-reducing valve outlet is divided into two-way, and a road is connected with rotary valve one end, and another road is connected with described magnetic valve one end,Vacuum meter is arranged in the pipeline between the other end and the vavuum pump of rotary valve, the described magnetic valve other end respectively with controller, acoustic-optic alarm,Pressure relief valve import connects, and electro connecting pressure gauge is arranged in the pipeline between magnetic valve and pressure relief valve, and earth pressure release valve outlet port connects many meritsEnergy connector;
Described environment monitoring device also comprises Temperature Humidity Sensor, and it detects the temperature and humidity of current environment, and detected value is sent to described controller,And compare with the setting value of controller;
Described controller is temperature and humidity controller;
Described vavuum pump is minipump, and it vacuumizes gas ducting, and vacuum reaches 133Pa and when following, minipump stops automatically;
Described bolt plug-in gas tube one end has gas cylinder joint, and the other end has gas-charging connection, and wherein gas-charging connection comprises with SF6 aerating device and being connectedBolt head, the inflation inner core being connected with gas tube, be provided with the jack of accepting inflation inner core in the end of gas tube;
Between described bolt head and inflation inner core, sealing ring is set, and/or at bolt head and SF6 aerating device junction, sealing ring is set, and/or in inflationInner core and jack junction arrange sealing ring;
In described inflation, in-core is connected with screen pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310698625.5A CN103697324B (en) | 2013-12-17 | 2013-12-17 | Electric equipment intelligent SF6 aerating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310698625.5A CN103697324B (en) | 2013-12-17 | 2013-12-17 | Electric equipment intelligent SF6 aerating device |
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| CN103697324A CN103697324A (en) | 2014-04-02 |
| CN103697324B true CN103697324B (en) | 2016-05-18 |
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| CN201310698625.5A Expired - Fee Related CN103697324B (en) | 2013-12-17 | 2013-12-17 | Electric equipment intelligent SF6 aerating device |
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| CN103791230B (en) * | 2014-01-28 | 2015-09-02 | 国家电网公司 | A kind of electric power charged intelligent making-up air device of SF6 transformer and supplementing method for air thereof |
| CN105715958A (en) * | 2014-12-05 | 2016-06-29 | 特变电工沈阳变压器集团有限公司 | Device for filling sulfur hexafluoride sleeve |
| CN104534274B (en) * | 2015-01-19 | 2016-09-28 | 国家电网公司 | A kind of SF6 self-filler and automatic inflating method thereof |
| CN108087719B (en) * | 2017-12-13 | 2020-06-05 | 陕西宝成航空仪表有限责任公司 | Inflating device for small-sized sealing products and inflating method thereof |
| CN109578804B (en) * | 2019-02-19 | 2020-11-24 | 宇能电气有限公司 | Safety electric air filling device |
| CN111359367A (en) * | 2020-03-16 | 2020-07-03 | 中北大学 | SF (sulfur hexafluoride)6Gas micro-water treatment device |
| CN111323625A (en) * | 2020-03-24 | 2020-06-23 | 浙江深华颖智能科技有限公司 | Electric energy metering cabinet and working method thereof |
| CN113124319B (en) * | 2021-04-22 | 2022-11-01 | 国网安徽省电力有限公司亳州供电公司 | Automatic inflation device and control method thereof |
| CN114087534A (en) * | 2021-11-26 | 2022-02-25 | 国网山东省电力公司临沂供电公司 | Wireless control inflator for combined electrical apparatus |
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| CN203231079U (en) * | 2013-03-14 | 2013-10-09 | 国家电网公司 | Fast gas-filling device of SF6 switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0868497A (en) * | 1994-08-29 | 1996-03-12 | Tokyo Gas Co Ltd | Gas supply device |
| JP3538236B2 (en) * | 1994-09-30 | 2004-06-14 | 東京瓦斯株式会社 | Gas supply device |
| JPH09178094A (en) * | 1995-12-20 | 1997-07-11 | Tokico Ltd | Gas supply device |
| CN200983000Y (en) * | 2006-09-18 | 2007-11-28 | 北京航空航天大学 | Online monitoring instrument for SF6 breaker gas |
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2013
- 2013-12-17 CN CN201310698625.5A patent/CN103697324B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101424596A (en) * | 2008-09-26 | 2009-05-06 | 上海电力设备安装有限公司 | Calibration stand and calibration method for SF6 gas density and pressure monitoring device |
| CN203023790U (en) * | 2012-12-13 | 2013-06-26 | 杭州市电力局 | Device for performing hot-line gas charging operation on SF6 (sulfur hexafluoride) equipment |
| CN203231079U (en) * | 2013-03-14 | 2013-10-09 | 国家电网公司 | Fast gas-filling device of SF6 switch |
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| CN103697324A (en) | 2014-04-02 |
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Granted publication date: 20160518 Termination date: 20171217 |
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