CN2200229Y - Recoverying regenerative device of SF6 gas - Google Patents
Recoverying regenerative device of SF6 gas Download PDFInfo
- Publication number
- CN2200229Y CN2200229Y CN 94241841 CN94241841U CN2200229Y CN 2200229 Y CN2200229 Y CN 2200229Y CN 94241841 CN94241841 CN 94241841 CN 94241841 U CN94241841 U CN 94241841U CN 2200229 Y CN2200229 Y CN 2200229Y
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Abstract
The utility model discloses a recovery regenerative device of SF6 gas. The device is provided with a body case, and the body case is provided with a high-pressure interface and a low-pressure interface. The utility model is characterized in that the high-pressure interface and the low-pressure interface are communicated with a gas recovery mechanism in the body case through a valve. The high-pressure interface and the low-pressure interface are also communicated with a cyclic regeneration mechanism in the body case. The high-pressure interface, the low-pressure interface, the gas recovery mechanism and the cyclic regeneration mechanism are communicated with a vacuum air pump through another valve. The gas recovery mechanism forms a component of the cyclic regeneration mechanism. The gas recovery mechanism and a branch line which is extracted from the cyclic regeneration mechanism and provided with a valve form a gas filling mechanism. The utility model has the advantages of portable and flexible whole machine, convenient outdoor work, obvious signs, simple operation, low energy consumption and good filtering reproduction quality.
Description
The utility model relates to electric switch, selector, the circuit breaker in the basic electronic component, is a kind of above-mentioned electric switch, the selector with the high pressure of arc extinguishing or flash guard or big electric current, gas concentration unit of circuit breaker of being used to.
High voltage switch gear factory in the electricity power industry, transformer station, power plant, power supply administration have extensively adopted SF at present
6Gas switch and circuit breaker, and the following underground SF that buries underground
6The transmission of electricity pipeline more will generally adopt for China big and medium-sized cities institute.Use and make SF from China
6Since the gas electric equipment, previously be to use the recovery of state's imports such as Japan, France to reach charging device again, but cost an arm and a leg, application is restricted, and what show more use is the comparatively single domestic device of pattern, and these domestic device volumes are big, the valency amount is heavy, insufficiency, the compressor quality does not pass a test, and can only reclaim usually, inflate, and can not Regeneration Treatment SF
6Gas, and power consumption is high, and speed is slow.
The purpose of this utility model provide a kind of light and flexible, easy and simple to handle, energy consumption is low, speed is high, the SF that filter quality is good
6Gas reclaims and charges into regenerating unit.
Technical solution of the present utility model is: a kind of SF
6Gas reclaims and charges into regenerating unit, has casing, have on the casing and be used for low-voltage interface that is connected with electrical equipment and the high voltage interface that is connected with the high pressure gas cylinder, it with the difference of prior art is: the high-low pressure interface is connected with a cover gas recovering mechanism through valve in casing, the high-low pressure interface also is connected with a cover circular regeneration mechanism through valve in casing, high-low pressure interface and gas recovering mechanism, circular regeneration mechanism all is connected with a vacuum pump through valve, the gas recovering mechanism also constitutes a part of circular regeneration mechanism, and a band valve branch road of drawing in gas recovering mechanism and the circular regeneration mechanism also constitutes gas and charges into mechanism.
Gas recovering mechanism in the utility model comprises one second valve, be connected to clarifier behind second valve, clarifier joins through one the 3rd valve and one first remanufactured component by pipeline, be connected to one the 5th valve in the pipeline behind first remanufactured component, pipeline behind the 5th valve connects one through one the 7th valve and reclaims gas tank, and the pipeline behind the 5th valve also is connected with the high voltage interface that leads to the outer gas cylinder of casing.Certainly, the gas recovering mechanism also can adopt other suitable concrete structures.
Circular regeneration mechanism in the utility model comprises aforementioned clarifier, the 3rd valve, first remanufactured component, the 5th valve, the 7th valve, reclaims gas tank, clarifier also joins through one the 4th valve and a gas compressor by pipeline, gas compressor is joined through one the 8th valve and one second remanufactured component by pipeline again, second remanufactured component joins with a cooler by the road, and radiator fan is equipped with in the bottom of cooler, pipeline behind the cooler joins with aforementioned recovery gas tank through one the 9th valve again, constitutes the peripheral passage thus.Certainly, circular regeneration mechanism also can adopt other suitable concrete structures.
Gas in the utility model charges into mechanism and comprises aforementioned gas recovering mechanism, reaches the 4th valve, gas compressor, the 8th valve, second remanufactured component, draw a bye-pass on the pipeline between aforementioned second remanufactured component and cooler, bye-pass connects the low-voltage interface that is connected with electrical equipment through one the 6th valve.Certainly, gas charges into mechanism and also can adopt other suitable concrete structures.
Remanufactured component in the utility model comprises that regenerator reaches the regenerative purifier that links to each other thereafter.Certainly, remanufactured component also can adopt other suitable construction forms.
Regenerator in the utility model has a housing, two chambers of elementary regeneration and secondary regeneration are arranged in the housing, be connected on the elementary regeneration chamber on import, two utmost points regeneration chamber and be connected to outlet, be separated with upper filter screen between import and export and chamber, the filter medium loading port also is housed respectively on two chambers and changes media outlet, replaceable built-in heater all is housed in two chambers, and two chamber lower ends communicate with same transition chamber thereof through lower filter screen respectively, and temperature sensor is housed in the transition chamber thereof.Certainly, regenerative purifier also can adopt other suitable concrete structures.
Regenerative purifier in the utility model has a housing, there are the primary purifying and two utmost points to purify two chambers in the housing, two chamber upper ends have import and outlet respectively, be separated with middle filter screen between two chambers, two chambers communicate with the middle row's powder chamber that also is separated with filter screen through lower filter screen respectively, and there is powder outlet row lower end, powder chamber.Certainly, regenerative purifier also can adopt other suitable concrete structures.
The utility model has the advantages that: can be widely used in and adopt in gas isolated electric equipment manufacturing, test and the use maintenance thereof, be from using SF
6Reclaim in the electric equipment of gas, charge into and to used SF
6Gas carries out the special equipment of new generation of Regeneration Treatment, can be electric power, energy sector's saving substantial contribution, the complete machine light and flexible, and outwork is convenient, and sign is obvious, and cost is low, and is more perfect than inlet device structure, in light weight, and price has only its 1/5th.Easy and simple to handle, energy consumption is low, the filter regeneration quality is good, recovery rate height (about 1200L/0.5h), complete function.Year leak rate≤1%.
The utility model is described in further detail below in conjunction with drawings and Examples:
Fig. 1 is a kind of SF of the present utility model
6Gas reclaims the contour structures schematic diagram that charges into regenerating unit.
Fig. 2 is a kind of SF of the present utility model
6Gas reclaims the internal structure schematic diagram that charges into regenerating unit.
Fig. 3 is a kind of SF of the present utility model
6Gas reclaims the casing internal entity parts scheme of installation that charges into regenerating unit.
Fig. 4 is the remanufactured component structural representation in the utility model.
Fig. 1, Fig. 2 have described an embodiment of the present utility model.Fig. 1 is its contour structures, on the casing of case structure, has instrument, and valve also has road wheel and handrail etc.
Fig. 2 is its internal structure, and a low-voltage interface that is connected with electrical equipment 8 is arranged, and and outside SF
6The high voltage interface 7 that gas cylinder is connected.Low-voltage interface 8 is through valve V1 be connected with a vacuum pump 2 (through intermediate duct), low-voltage interface 8 also is connected with a clarifier 10 through valve V2 by pipeline, the road pipeline that clarifier 10 is drawn is connected with a regenerating unit 4 through valve V3, regenerating unit 4 is through valve V5, V7 is connected with a recovery gas tank 5 by pipeline, another road pipeline that clarifier 10 is drawn is connected with a gas compressor 1 through valve V4, gas compressor 1 is connected with another regenerating unit 3 through valve V8 by pipeline, regenerating unit 3 is connected with a cooler 6 by pipeline, cooler is equipped with radiator fan 6 times, cooler 6 is connected with the other end that reclaims gas tank 5 through valve V9 by pipeline, also be connected to Maxwell vacuum meter 9 in the whole device through valve V10, and be connected to Pressure gauge G1, G2, G3 etc., be connected to bye-pass 11 on the pipeline between regenerating unit 3 and the cooler 6, bye-pass 11 is connected with low-voltage interface 8 through valve 6.
The groundwork process of the foregoing description is:
A at first is that whole recovery inflation regenerating unit vacuumizes, and at this moment, must open all valves, start vacuum pump 2, when reaching specified vacuum and spend, closes all valves and vacuum pump 2.
B reclaims the SF in the electrical equipment
6Gas is opened valve V2, V3, V5, V7, and treat electrical equipment and reclaim between gas tank after the pressure balance, valve-off V3, V5, V7, and then open gas compressor 1, and open valve V4, V8, V9, with the SF in the electrical equipment
6The whole suction of gas are reclaimed in the gas tank 5, then valve-off V4, V8, V9.
C, electrical equipment vacuumizes, and start vacuum pump 2, and open valve V1, V10, after reaching the specified vacuum degree, valve-off V1, V10 and vacuum pump 2.
D, SF
6Gas reclamation is handled.Open valve V7, V5, V3, V4, V8, V9, the fan in startup gas compressor 1 and the cooler 6 etc. make the SF that reclaims contain in the gas tank 5
6Gas carries out circular regeneration in a closed loop path, make SF
6Gas is repeatedly obtaining Regeneration Treatment after the circulation.In circulating treatment procedure, note and observe air gauge G2, G3, the flow of by-pass valve control V3, and note making gas compressor 1 be in optimal operational condition.After Regeneration Treatment finishes, the fan in valve-off V7, V5, V3, V4, V8, V9 and air compressor 1, the cooler 6 etc.
E, inflation
1., pressure reduction inflation.Open valve V5, V3, V2, make the SF after Regeneration Treatment that reclaims in the gas tank 5
6Gas relies on pressure reduction to charge in the electrical equipment through low-voltage interface 8 parts.
2., the pressurization inflation, valve-off V2 opens valve V4, V8, V6, V7, V5, and starts gas compressor 1, will reclaim SF remaining in the gas tank 5
6Gas charges in the electrical equipment through low-voltage interface 8, then valve-off V4, V8, V6, V7, V5 and gas compressor 1.So far, finished whole recovery, regenerate, charge into process.
If outside gas cylinder will be vacuumized, then only need open valve V1, V10, V2, V3, V5, and startup vacuum pump 2 gets final product.
Fig. 3 has described the situation of each parts actual installation in casing in the utility model.In casing, rely on bolt, support etc., gas compressor 1, vacuum pump 2, remanufactured component 3,4, cooler 6 have been installed, have been reclaimed gas tank 5, clarifier 10 and valve V1, V2 etc.All be connected with pipeline between above-mentioned each part.
Fig. 4 has described a kind of remanufactured component that adopts in the utility model.It is made up of regenerator, regenerative purifier.Regenerator comprises replaceable built-in heater 42,43 is housed in a shell 41, the shell 41, be divided into 45 two chambers in elementary regeneration chamber 44, secondary regeneration chamber, chamber 44,45 upper ends in the shell 41 import 46, outlet 47, and medium inlet 48,49 are arranged respectively, also have upper filter screen (stainless steel) 50,51, lower filter screen 52,53 in the shell 41.Need the SF of Regeneration Treatment
6Gas by import 46 in upper filter screen 50 enters shell 41, through the 44 elementary regeneration of elementary regeneration chamber, enter 45 2 utmost points regeneration of two utmost points regeneration chamber by lower filter screen 52,53 again, leave regenerator by outlet 47 then, temperature sensor also is equipped with in the lower end in the regenerator shell 41.
The SF that comes out from regenerator
6Gas enters in the regenerative purifier shell 55 from import 54 by pipeline, and middle in the shell 55 is stainless (steel) wire (being clamped by two corrosion resistant plates), will be divided into primary purifying chamber 56, secondary purification chamber 57, SF in the shell 55
6Gas enters shell 55 lower ends through stainless steel screen pack 58 from primary purifying chamber 56, enter secondary purification chamber 57 through filter screen 59 again, is left by outlet 61 again.There is a nut mouth 60 shell 55 lower ends, are used for the powder of emission gases after purifying.
Compressor adopts oilless (oil free) compressor, and is better than existing compressor.And the volume of existing diaphragm type compressor is big, heavy, changes the diaphragm difficulty, and diaphragm, valve block need not need oil sealing for a long time, and trouble and worry is arranged in the use.The prior oil pressure machine that contracts uses oil strainer, and quality standard is low, often renew cartridge, and oil content doping SF
6Weak points such as gas.
Remanufactured component in the utility model has adopted the special lengthening that is different from prior art to filter, and reproduction speed is fast, quality is high.
Claims (8)
1, a kind of SF
6Gas reclaims and charges into regenerating unit, has casing, have on the casing and be used for low-voltage interface that is connected with electrical equipment and the high voltage interface that is connected with the high pressure gas cylinder, it is characterized in that: the high-low pressure interface is connected with a cover gas recovering mechanism through valve in casing, the high-low pressure interface also is connected with a cover circular regeneration mechanism through valve in casing, high-low pressure interface and gas recovering mechanism, circular regeneration mechanism all is connected with a vacuum pump through valve, the gas recovering mechanism also constitutes a part of circular regeneration mechanism, and a band valve branch road of drawing in gas recovering mechanism and the circular regeneration mechanism also constitutes gas and charges into mechanism.
2, SF according to claim 1
6Gas reclaims and charges into regenerating unit, it is characterized in that: the gas recovering mechanism comprises one second valve, be connected to clarifier behind second valve, clarifier joins through one the 3rd valve and one first remanufactured component by pipeline, be connected to one the 5th valve in the pipeline behind first remanufactured component, pipeline behind the 5th valve connects one through one the 7th valve and reclaims gas tank, and the pipeline behind the 5th valve also is connected with the high voltage interface that leads to the outer gas cylinder of casing.
3, SF according to claim 2
6Gas reclaims and charges into regenerating unit, it is characterized in that: circular regeneration mechanism comprises aforementioned clarifier, the 3rd valve, first remanufactured component, the 5th valve, the 7th valve, reclaim gas tank, clarifier also joins through one the 4th valve and a gas compressor by pipeline, gas compressor is joined through one the 8th valve and one second remanufactured component by pipeline again, second remanufactured component joins with a cooler by the road, and radiator fan is equipped with in the bottom of cooler, pipeline behind the cooler joins with aforementioned recovery gas tank through one the 9th valve again, constitutes the peripheral passage thus.
4, SF according to claim 3
6Gas reclaims and charges into regenerating unit, it is characterized in that: gas charges into mechanism and comprises aforementioned gas recovering mechanism and the 4th valve, gas compressor, the 8th valve, second remanufactured component, draw a bye-pass on the pipeline between aforementioned second remanufactured component and cooler, bye-pass connects the low-voltage interface that is connected with electrical equipment through one the 6th valve.
5, according to claim 2 or 3,4 described SF
6Gas reclaims and charges into regenerating unit, it is characterized in that: remanufactured component comprises that regenerator reaches the regenerative purifier that links to each other thereafter.
6, SF according to claim 5
6Gas reclaims and charges into regenerating unit, it is characterized in that: regenerator has a housing, two chambers of elementary regeneration and secondary regeneration are arranged in the housing, be connected to import on the elementary regeneration chamber, be connected to outlet on the secondary regeneration chamber, be separated with upper filter screen between import and export and chamber, the filter medium loading port also is housed respectively on two chambers and changes media outlet, replaceable built-in heater all is housed in two chambers, two chamber lower ends communicate with same transition chamber thereof through lower filter screen respectively, and temperature sensor is housed in the transition chamber thereof.
7, SF according to claim 5
6Gas reclaims and charges into regenerating unit, it is characterized in that: regenerative purifier has a housing, there are the primary purifying and two utmost points to purify two chambers in the housing, two chamber upper ends have import and outlet respectively, be separated with middle filter screen between two chambers, two chambers communicate with the middle row's powder chamber that also is separated with filter screen through lower filter screen respectively, and there is powder outlet row lower end, powder chamber.
8, according to claim 1,2,3,4 described SF
6Gas reclaims and charges into regenerating unit, it is characterized in that: gas compressor adopts oilless (oil free) compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94241841 CN2200229Y (en) | 1994-05-10 | 1994-05-10 | Recoverying regenerative device of SF6 gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94241841 CN2200229Y (en) | 1994-05-10 | 1994-05-10 | Recoverying regenerative device of SF6 gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2200229Y true CN2200229Y (en) | 1995-06-07 |
Family
ID=33848533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94241841 Expired - Fee Related CN2200229Y (en) | 1994-05-10 | 1994-05-10 | Recoverying regenerative device of SF6 gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2200229Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102233216A (en) * | 2010-04-29 | 2011-11-09 | 北京市电力公司 | Gas filtering device and method |
| CN102768217A (en) * | 2011-05-04 | 2012-11-07 | 吉林亚新工程检测有限责任公司 | X-ray flaw detector generator pipe barrel SF6 gas vacuum-pumping inflator |
| CN104162343A (en) * | 2014-07-25 | 2014-11-26 | 国家电网公司 | Onsite small-volume recovery device for sulfur hexafluoride electrical equipment |
| CN105016311A (en) * | 2015-08-06 | 2015-11-04 | 国家电网公司 | SF6 main transformer gas circulating system and circulating control method |
| CN105084325A (en) * | 2015-07-23 | 2015-11-25 | 刘静涛 | Sulfur hexafluoride recovery device and sulfur hexafluoride recovery vehicle |
| WO2019047349A1 (en) * | 2017-09-08 | 2019-03-14 | 河南平高电气股份有限公司 | Gas recovery and inflation device and sulfur hexafluoride gas recovery and inflation device |
-
1994
- 1994-05-10 CN CN 94241841 patent/CN2200229Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102233216A (en) * | 2010-04-29 | 2011-11-09 | 北京市电力公司 | Gas filtering device and method |
| CN102233216B (en) * | 2010-04-29 | 2013-10-16 | 国家电网公司 | Gas filtering device and method |
| CN102768217A (en) * | 2011-05-04 | 2012-11-07 | 吉林亚新工程检测有限责任公司 | X-ray flaw detector generator pipe barrel SF6 gas vacuum-pumping inflator |
| CN104162343A (en) * | 2014-07-25 | 2014-11-26 | 国家电网公司 | Onsite small-volume recovery device for sulfur hexafluoride electrical equipment |
| CN105084325A (en) * | 2015-07-23 | 2015-11-25 | 刘静涛 | Sulfur hexafluoride recovery device and sulfur hexafluoride recovery vehicle |
| CN105084325B (en) * | 2015-07-23 | 2017-11-10 | 刘静涛 | A kind of sulfur hexafluoride retracting device and sulfur hexafluoride recovery vehicle |
| CN105016311A (en) * | 2015-08-06 | 2015-11-04 | 国家电网公司 | SF6 main transformer gas circulating system and circulating control method |
| WO2019047349A1 (en) * | 2017-09-08 | 2019-03-14 | 河南平高电气股份有限公司 | Gas recovery and inflation device and sulfur hexafluoride gas recovery and inflation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |