CN103486440A - Rapid vacuum pumping and gas filling recycling connecting device, vacuum pumping method and gas filling method - Google Patents

Rapid vacuum pumping and gas filling recycling connecting device, vacuum pumping method and gas filling method Download PDF

Info

Publication number
CN103486440A
CN103486440A CN201310435829.XA CN201310435829A CN103486440A CN 103486440 A CN103486440 A CN 103486440A CN 201310435829 A CN201310435829 A CN 201310435829A CN 103486440 A CN103486440 A CN 103486440A
Authority
CN
China
Prior art keywords
outlet
connection
ball valve
inflation
slotware
Prior art date
Application number
CN201310435829.XA
Other languages
Chinese (zh)
Other versions
CN103486440B (en
Inventor
刘厚康
屈鹏
穆瑞
张晖
张羽
Original Assignee
国网安徽省电力公司淮南供电公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 国网安徽省电力公司淮南供电公司 filed Critical 国网安徽省电力公司淮南供电公司
Priority to CN201310435829.XA priority Critical patent/CN103486440B/en
Publication of CN103486440A publication Critical patent/CN103486440A/en
Application granted granted Critical
Publication of CN103486440B publication Critical patent/CN103486440B/en

Links

Abstract

The invention discloses a rapid vacuum pumping and gas filling recycling connecting device, a vacuum pumping method and a gas filling method. The rapid vacuum pumping and gas filling recycling connecting device comprises a cross connecting body and an SF6 equipment connecting piece used for connecting with SF6 equipment, wherein the cross connecting body comprises a cross pipe, connecting pipes, two connecting groove pieces, two connecting plugs and two ball valves; the cross pipe comprises four outlet ends; the first outlet end is connected with a first ball valve; the first ball valve is connected with a first connecting groove piece through the connecting pipe; a second outlet end is connected with a second connecting groove piece; a third outlet end is connected with a first connecting plug; a fourth outlet end is connected with a second ball valve; the second ball valve is connected with a second connecting plug through the connecting pipe. The rapid vacuum pumping and gas filling recycling connecting device, the vacuum pumping method and the gas filling method have the advantages that the universality is good, the connection and operation are simple, fast and convenient, and pipelines can be protected from damp.

Description

Connection set, vacuum pumping method and inflation method are reclaimed in rapid vacuumizing and inflation
Technical field
The present invention relates to a kind of rapid vacuumizing and inflation and reclaim connection set, especially a kind ofly be applicable to rapid vacuumizing and inflation that electric substation's SF6 equipment vacuumizes or inflate and reclaim connection set, vacuum pumping method and inflation method.
Background technique
Electric substation trends towards without the oiling development at present, and electric substation's inner breaker mostly is vacuum circuit breaker, SF 6circuit breaker, wherein SF 6the insulating property that breaker apparatus is good with it, corrosion protection and nontoxic performance have occupied the breaker apparatus leading position more than 35kV.Along with SF 6application development, gas-filled type rheology the universal and GIS of electric substation the extensive use of HGIS, SF6 inflation, gas reclaim, the test of micro-water all needs the inflation/deflation connection set.
Use existing SF 6mainly there is following problem in filling apparatus venting connection set:
1) existing SF 6filling apparatus means of deflation model is many, all kinds of numerous and diverse, the product joint that different manufacturers is produced can not be general, even same producer also adopts the joint of different model sometimes, inflation/deflation joint, the pipeline of different manufacturers installed, overhauls, need to be carried while testing to each equipment, is not easy to the repair and maintenance of equipment;
2) adopt of the existing joint used is threaded more, and the sealing gasket Reusability easily damages, loses, and joint easily leaks gas, can not reach the sealing effect that vacuumizes requirement, part clamping pipeline and inipple coordinate bad, and connection device wants the connecting leg road to rotate together, wastes time and energy;
3) existing SF 6the gas ducting thickness that the filling apparatus means of deflation is used differs, and quality differs greatly, and some producers even replace with the plastics oxygen hose, and a lot of crackles of microscler one-tenth of time one, cause potential safety hazard;
4) in addition, general producer gas ducting is not all sealed, and while depositing after use, easily makes moist, and while re-using, easily brings the moisture in pipeline into SF 6equipment, make SF 6apparatus insulated level descends accidents caused.
Summary of the invention
The present invention is the deficiency existed in above-mentioned prior art for avoiding, and provides a kind of rapid vacuumizing and inflation to reclaim connection set, vacuum pumping method and inflation method, so that SF 6equipment in the situation that do not change existing interface, realizes that total interface is general, fills, atmospheric pipe is provided with selfsealings, guarantees to fill, atmospheric pipe inside is isolated from the outside, and prevents that pipe interior from making moist.
The present invention be the technical solution problem by the following technical solutions.
Connection set is reclaimed in rapid vacuumizing and inflation, and its structural feature is, comprise the cross connecting body and for SF 6the SF that equipment is connected 6the equipment connection part; Described cross connecting body comprises cross tee, connecting tube, two connections slotware, two attachment plugs and two ball valves; Described cross tee includes four outlet end, and described four outlets are respectively the first outlet end, the second outlet end, the 3rd outlet end and the 4th outlet end; Two connection slotwares are respectively the first connection slotware and are connected slotware with second, and described two attachment plugs are respectively the first attachment plug and the second attachment plug, and described two ball valves are respectively the first ball valve and the second ball valve;
Described the first outlet end is connected with described the first ball valve, and described the first ball valve is connected slotware by connecting tube and described first and is connected; Described the second outlet end and described second is connected slotware and is connected; Described the 3rd outlet end is connected with described the first attachment plug; Described the 4th outlet end is connected with described the second ball valve, and described the second ball valve is connected with described the second attachment plug by connecting tube.
The structural feature that connection set is reclaimed in rapid vacuumizing of the present invention and inflation also is:
Described connection slotware and attachment plug are stainless steel and make.
Described SF 6the equipment connection part comprises a connecting hose and is connected in the joint at described connecting hose two ends.
The present invention also provides a kind of vacuum pumping method that utilizes above-mentioned rapid vacuumizing and inflation to reclaim connection set, comprises the steps:
Step 1: by described rapid vacuumizing and inflation, reclaim connection set by vacuum pump and SF 6electrical equipment links together; Pressure vacuum gauge is connected to second of described the second outlet end to be connected on slotware;
Step 2: the startup of pressing on vacuum pump vacuumizes button, starts the function that vacuumizes of vacuum pump;
Step 3: close the second ball valve, slowly open the first ball valve;
Step 4: continue the SF that finds time 6electrical equipment, until reach stable degree of vacuum;
Step 5: monitor the pressure value of pressure vacuum gauge, after reaching required final degree of vacuum, close the first ball valve, press stopping on vacuum pump and vacuumize button, close vacuum pump;
Step 6: check SF after the scheduled time 6the vacuum state of electrical equipment, confirmation equipment is without leakage point.
The present invention also provides a kind of inflation method that utilizes above-mentioned rapid vacuumizing and inflation to reclaim connection set, comprises the steps:
Step 1: close the first ball valve and the second ball valve;
Step 2: by described rapid vacuumizing and inflation, reclaim connection set by SF 6gas cylinder and SF 6electrical equipment links together; Pressure vacuum gauge is connected to second of described the second outlet end to be connected on slotware;
Step 3: open the second ball valve;
Step 4: open SF 6gas cylinder, regulate reduction valve to default air pressure, starts to SF 6recharge SF within electrical equipment 6gas;
Step 5: the force value of monitoring pressure vacuum gauge, when the force value of pressure vacuum gauge reaches predefined value, again close SF 6gas cylinder, complete charge operation.
Compared with the prior art, beneficial effect of the present invention is embodied in:
Connection set is reclaimed in rapid vacuumizing of the present invention and inflation, so that SF 6equipment in the situation that do not change existing interface, realizes that total interface is general fast, fills, atmospheric pipe is provided with selfsealings, guarantees to fill, atmospheric pipe inside is isolated from the outside, and prevents that pipe interior from making moist.
1) SF that can be different by configuration 6the equipment connection part makes cross connect the SF of physical efficiency for the joint that configures different model 6equipment, improved the versatility of connection set of the present invention.
2) joint adopts dongle configuration, and while having avoided the employing thread connecting mode easily to occur needing swivel joint to make connecting inconvenient, thread seal, the sealing gasket damage can cause the problems such as sealing is poor.
3) fill, atmospheric pipe is provided with selfsealings, guarantee to fill, atmospheric pipe inside is isolated from the outside, and prevents that pipe interior from making moist.
Connection set is reclaimed in rapid vacuumizing of the present invention and inflation, is particularly useful for the SF6 of electric substation equipment, has that versatility is good, an attended operation simple and fast, the advantage of can protecting pipeline not make moist etc.
The accompanying drawing explanation
Fig. 1 is the structural drawing that connection set is reclaimed in rapid vacuumizing of the present invention and inflation.
Fig. 2 is that connection set of the present invention is to SF 6electrical equipment vacuumizes or reclaims SF 6the schematic diagram of gas.
Fig. 3 is that connection set of the present invention is to SF 6the schematic diagram of electrical equipment inflation.
Fig. 4 is that connection set of the present invention is to SF 6electrical equipment is directly inflated or micro-water test schematic diagram.
Label in accompanying drawing 1~accompanying drawing 4: 1 cross tee, 11 first outlet end, 12 second outlet end, 13 the 3rd outlet end, 14 the 4th outlet end, 2 connecting tubes, 3 first connect slotware, and 4 second connect slotware, 5 first attachment plugs, 6 second attachment plugs, 7 first ball valves, 8 second ball valves, 9 SF 6the equipment connection part, 10 flexible pipes, 11 joints, 12 cross connecting bodys, 13 transit joints, 14 vacuum pumps, 15SF 6electrical equipment, 16 pressure vacuum gauges, 17SF 6gas cylinder, 18 micro-water gaging devices, 19 reduction valve 19.
Below pass through embodiment, and the invention will be further described by reference to the accompanying drawings.
Embodiment
Referring to Fig. 1~Fig. 4, connection set is reclaimed in rapid vacuumizing and inflation, it comprise cross connecting body 12 and for SF 6the SF that equipment is connected 6equipment connection part 9; Described cross connecting body 12 comprise cross tee 1, connecting tube 2, two connect slotware, two attachment plugs and two ball valves; Described cross tee 1 includes four outlet end, and described four outlets are respectively the first outlet end 11, the second outlet end 12, the 3rd outlet end 13 and the 4th outlet end 14; Two connection slotwares are respectively the first connection slotware 3 and are connected slotware 4 with second, and described two attachment plugs are respectively the first attachment plug 5 and the second attachment plug 6, and described two ball valves are respectively the first ball valve 7 and the second ball valve 8;
Described the first outlet end 11 is connected with described the first ball valve 7, and described the first ball valve 7 is connected slotware 3 by connecting tube 2 and described first and is connected; Described the second outlet end 12 and described second is connected slotware 4 and is connected; Described the 3rd outlet end 13 is connected with described the first attachment plug 5; Described the 4th outlet end 14 is connected with described the second ball valve 8, and described the second ball valve 8 is connected with described the second attachment plug 6 by connecting tube 2.
Described connection slotware and attachment plug are stainless steel and make.
Described SF 6equipment connection part 9 comprises a connecting hose 10 and is connected in the joint 11 at described connecting hose two ends.
A kind of vacuum pumping method that uses described rapid vacuumizing and inflation to reclaim connection set, comprise the steps:
Step 1: by described rapid vacuumizing and inflation, reclaim connection set by vacuum pump 14 and SF 6electrical equipment 15 links together; Pressure vacuum gauge 16 is connected to second of described the second outlet end 12 to be connected on slotware 4;
Step 2: the startup of pressing on vacuum pump 14 vacuumizes button, starts the function that vacuumizes of vacuum pump 14;
Step 3: close the second ball valve 8, slowly open the first ball valve 7;
Step 4: continue the SF that finds time 6electrical equipment 15, until reach stable degree of vacuum;
Step 5: monitor the pressure value of pressure vacuum gauge, after reaching required final degree of vacuum, close the first ball valve 7, press stopping on vacuum pump 14 and vacuumize button, close vacuum pump 14;
Step 6: check SF after the scheduled time 6the vacuum state of electrical equipment 15, confirmation equipment is without leakage point.
As Fig. 2, described vacuum pump 14 is connected to first of described the first outlet end and connects on slotware, described SF 6electrical equipment 15 is connected in the first attachment plug 5 of described the 3rd outlet end, thereby by vacuum pump 14 and SF 6electrical equipment 15 links together, and makes vacuum pump can extract SF 6sF within electrical equipment 6gas.By pressure vacuum gauge detected pressures value, determine whether to reach the purpose vacuumized.The force value detected when pressure vacuum gauge is during lower than default force value, thinks SF 6in electrical equipment in vacuum state.Then described rapid vacuumizing and inflation are reclaimed to connection set, vacuum pump 14 and SF 6the plugging position of electrical equipment 15 is pulled down.After a period of time, pass through SF 6equipment connection part 9 is connected to SF by pressure vacuum gauge 6on electrical equipment, detect SF 6the degree of vacuum of electrical equipment, if the degree of vacuum after also keeping bleeding is just thought SF 6electrical equipment is without leak point.If SF 6force value within electrical equipment is greater than certain numerical value, just thinks SF 6there is leak point in electrical equipment.
A kind of inflation method that uses described rapid vacuumizing and inflation to reclaim connection set, it comprises the steps:
Step 1: close the first ball valve 7 and the second ball valve 8;
Step 2: by described rapid vacuumizing and inflation, reclaim connection set by SF 6gas cylinder 17 and SF 6electrical equipment 15 links together; Pressure vacuum gauge 16 is connected to second of described the second outlet end 12 to be connected on slotware 4;
Step 3: open the second ball valve 8;
Step 4: open SF 6gas cylinder 17, regulate reduction valve 19 to default air pressure, starts to SF 6recharge SF within electrical equipment 15 6gas;
Step 5: the force value of monitoring pressure vacuum gauge 16, when the force value of pressure vacuum gauge 16 reaches predefined value, again close SF 6gas cylinder 17, complete charge operation.
As Fig. 3, described SF 6gas cylinder 17 is connected to the second attachment plug 6 of described the 4th outlet end, described SF by reduction valve and the air pipe that is connected slotware are set 6electrical equipment 15 is connected in the first attachment plug 5 of described the 3rd outlet end, thereby by SF 6gas cylinder 17 and SF 6electrical equipment 15 links together, and makes SF 6gas cylinder 17 can be to SF 6fill SF within electrical equipment 6gas.By pressure vacuum gauge detected pressures value, determine whether the inflation pressure that reaches default.When the force value detected when pressure vacuum gauge is not less than preset pressure value, think SF 6the inflation of electrical equipment completes.
Close SF 6gas cylinder 17, then reclaim connection set, SF by described rapid vacuumizing and inflation 6gas cylinder 17 and SF 6the plugging position of electrical equipment 15 is pulled down.After a period of time, pass through SF 6equipment connection part 9 is connected to SF by pressure vacuum gauge 6on electrical equipment, detect SF 6force value in electrical equipment, if also keep the force value after inflation, just think SF 6electrical equipment is without leak point.If SF 6force value within electrical equipment is lower than certain numerical value, just thinks SF 6there is leak point in electrical equipment, and the phenomenon of gas leakage is arranged.
As Fig. 1, described SF 6the joint at the flexible pipe two ends of equipment connection part is for connecting slotware.SF 6the equipment connection part can be according to SF 6the equipment interface configuration be equipped with on equipment, the joint at two ends can be and connects slotware or attachment plug, makes SF 6equipment can pass through SF 6the equipment connection part is connected with the cross connecting body.
The SF of electric substation 6equipment interface is generally before producer dispatches from the factory the SF that is welded on base 6on pipeline, inconvenience is changed.Can be on equipment interface the transit joint 13 of configure generic.This transit joint 13 1 ends and SF 6the inflation/deflation interface of equipment is connected, the other end and the self-packing SF of employing 6the equipment connection part is connected, and can reach the purpose of quick-make cross connecting body, timely closed conduit inside, has prevented that moisture from entering the pipe interior polluting device.Joint adopts stainless steel, thereby avoids after the copper joint of part has used of a specified duration on the market the problem that above patina can impact charge-air mass, test result.
Filling, putting SF 6during gas, liquid SF 6change gaseous state SF into 6, pressure increases, sometimes at SF 6before equipment inflation, will vacuumize, pipeline can once be subject to the pressure of 3Mpa~133.322Pa, and 4~6 meters of lengths of pipeline are advisable.Flexible pipe one end adopts self-packing quick union, with SF 6the transit joint of electrical equipment is connected.The self-packing quick union of the same employing of the flexible pipe the other end, be connected with general cross connecting body.
As Fig. 2, need to vacuumize, reclaim SF at equipment 6during gas, SF is passed through in the 3rd outlet end and first attachment plug of cross connecting body 6equipment connection part and SF 6equipment is connected, and first of the first outlet end of cross connecting body connects slotware and vacuum pump or SF 6gas concentration unit is connected, for vacuumizing or reclaim SF 6sF in equipment 6gas.Second of the second outlet end of cross connecting body connects slotware and is connected with pressure vacuum gauge 16, for detection of degree of vacuum.
To SF 6electrical equipment vacuumizes or reclaims SF 6the process of gas comprises following six steps.
The first step: by connection set of the present invention by vacuum pump 14 and SF 6electrical equipment 15 links together.
Second step: the startup of pressing on vacuum pump 14 vacuumizes button, starts and vacuumizes function.
The 3rd step: close the second ball valve, slowly open the first ball valve.
The 4th step: SF finds time 6electrical equipment 15, until reach stable degree of vacuum.
The 5th step: after monitoring that vacuum pressure etc. reaches required final degree of vacuum, close the first ball valve, press stopping on vacuum pump 14 and vacuumize button.
The 6th step: check vacuum state after the scheduled time, confirmation equipment is without leakage point.
As Fig. 3, to SF 6during the electrical equipment inflation, SF is passed through in the 3rd outlet end and first attachment plug of cross connecting body 6equipment connection part and SF 6equipment is connected.Second of the second outlet end of cross connecting body connects slotware and is connected with pressure vacuum gauge, for detection of pressure.The 4th outlet end of cross connecting body is by the second attachment plug and reduction valve 19 and SF 6gas cylinder is connected, by SF 6gas cylinder 17 is SF 6equipment recharges SF 6gas.
To SF 6the process of electrical equipment inflation comprises following four steps.
The first step: close the first ball valve 7 and the second ball valve 8.
Second step: by connection set of the present invention by SF 6gas cylinder is connected to SF 6on electrical equipment, open the second ball valve.
The 3rd step: open SF 6gas cylinder 17, regulate reduction valve 19 to required air pressure, recharges gas.
The 4th step: when reaching required inflation pressure, again close SF 6gas cylinder, complete and recharge operation.
As Fig. 4, to SF 6electrical equipment is directly inflated or micro-water when test, also can not adopt connection set of the present invention, directly will configure the SF of reduction valve 19 6gas cylinder and SF 6the transit joint of equipment is connected, reduction valve 19 and SF 6gas cylinder 17 or micro-water gaging device 18 is connected, for to SF 6electrical equipment inflation or the test of micro-water.
To SF 6electrical equipment is directly inflated or the process of micro-water test comprises the steps:
The first step: the flexible pipe quick union that will configure reduction valve 19 is directly connected to SF 6on the transit joint 13 of electrical equipment 16.
Second step a: end of the configuration reduction valve 19 of flexible pipe is connected to SF by ready-packaged joint 6on gas cylinder 17 reduction valve 19 or micro-water testing apparatus 18, then can be inflated or the test of micro-water.

Claims (5)

1. connection set is reclaimed in rapid vacuumizing and inflation, it is characterized in that, comprise cross connecting body (12) and for SF 6the SF that equipment is connected 6equipment connection part (9); Described cross connecting body (12) comprises cross tee (1), connecting tube (2), two connections slotware, two attachment plugs and two ball valves; Described cross tee (1) includes four outlet end, and described four outlets are respectively the first outlet end (11), the second outlet end (12), the 3rd outlet end (13) and the 4th outlet end (14); Two connection slotwares are respectively the first connection slotware (3) and are connected slotware (4) with second, described two attachment plugs are respectively the first attachment plug (5) and the second attachment plug (6), and described two ball valves are respectively the first ball valve (7) and the second ball valve (8);
Described the first outlet (11) is connected with described the first ball valve (7), and described the first ball valve (7) is connected slotware (3) by connecting tube (2) with described first and is connected; Described the second outlet end (12) is connected slotware (4) with described second and is connected; Described the 3rd outlet end (13) is connected with described the first connecting head (5); Described the 4th outlet end (14) is connected with described the second ball valve (8), and described the second ball valve (8) is connected with described the second attachment plug (6) by connecting tube (2).
2. connection set is reclaimed in rapid vacuumizing according to claim 1 and inflation, it is characterized in that, described connection slotware and attachment plug are stainless steel and make.
3. according to claim 1 and 2 described rapid vacuumizings and inflation recovery connection set, it is characterized in that described SF 6equipment connection part (9) comprises a connecting hose (10) and is connected in the joint (11) at described connecting hose two ends.
4. a right to use requires 1 described rapid vacuumizing and inflation to reclaim the vacuum pumping method of connection set, it is characterized in that, comprises the steps:
Step 1: by described rapid vacuumizing and inflation, reclaim connection set by vacuum pump (14) and SF 6electrical equipment (15) links together; Pressure vacuum gauge (16) is connected to second of described the second outlet (12) to be connected on slotware (4);
Step 2: the startup of pressing on vacuum pump (14) vacuumizes button, starts the function that vacuumizes of vacuum pump (14);
Step 3: close the second ball valve (8), slowly open the first ball valve (7);
Step 4: continue the SF that finds time 6electrical equipment (15), until reach stable degree of vacuum.
Step 5: monitor the pressure value of pressure vacuum gauge, after reaching required final degree of vacuum, close the first ball valve (7), press and stop vacuumizing button on vacuum pump (14), close vacuum pump (14);
Step 6: check SF after the scheduled time 6the vacuum state of electrical equipment (15), confirmation equipment is without leakage point.
5. a right to use requires 1 described rapid vacuumizing and inflation to reclaim the inflation method of connection set, it is characterized in that, comprises the steps:
Step 1: close the first ball valve (7) and the second ball valve (8);
Step 2: by described rapid vacuumizing and inflation, reclaim connection set by SF 6gas cylinder (17) and SF 6electrical equipment (15) links together; Pressure vacuum gauge (16) is connected to second of described the second outlet (12) to be connected on slotware (4);
Step 3: open the second ball valve (8).
Step 4: open SF 6gas cylinder (17), regulate reduction valve (19) to default air pressure, starts to SF 6electrical equipment recharges SF within (15) 6gas;
Step 5: the force value of monitoring vacuum gauge (16), when the force value of vacuum gauge (16) reaches predefined value, again close SF 6gas cylinder (17), complete charge operation.
CN201310435829.XA 2013-09-23 2013-09-23 Connecting device, vacuum pumping method and inflation method are reclaimed in rapid vacuumizing and inflation CN103486440B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310435829.XA CN103486440B (en) 2013-09-23 2013-09-23 Connecting device, vacuum pumping method and inflation method are reclaimed in rapid vacuumizing and inflation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310435829.XA CN103486440B (en) 2013-09-23 2013-09-23 Connecting device, vacuum pumping method and inflation method are reclaimed in rapid vacuumizing and inflation

Publications (2)

Publication Number Publication Date
CN103486440A true CN103486440A (en) 2014-01-01
CN103486440B CN103486440B (en) 2016-07-06

Family

ID=49826909

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310435829.XA CN103486440B (en) 2013-09-23 2013-09-23 Connecting device, vacuum pumping method and inflation method are reclaimed in rapid vacuumizing and inflation

Country Status (1)

Country Link
CN (1) CN103486440B (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104089640A (en) * 2014-07-22 2014-10-08 奇瑞汽车股份有限公司 Automatic lock piece press-fitting detection and correction device and method
CN104132235A (en) * 2014-07-10 2014-11-05 国家电网公司 SF6 aerating device capable of reducing aeration leakage rate
CN105114809A (en) * 2015-09-29 2015-12-02 山东森源电力实业有限公司 Sulfur hexafluoride inflation and detection integrated device
CN105202358A (en) * 2015-09-16 2015-12-30 四川菲博斯科技有限责任公司 SF6 air inflation device of electrical equipment
CN105202360A (en) * 2015-09-16 2015-12-30 四川菲博斯科技有限责任公司 SF6 air inflation equipment of electrical equipment
CN105202361A (en) * 2015-09-16 2015-12-30 四川菲博斯科技有限责任公司 Intelligent SF 6 air inflation unit of electrical equipment
CN105202359A (en) * 2015-09-16 2015-12-30 四川菲博斯科技有限责任公司 SF6 air inflation equipment of electrical equipment

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008237019A (en) * 2008-06-18 2008-10-02 Mitsubishi Electric Corp Device for inspecting gas charge and device for inspecting gas leak
FR2951860A1 (en) * 2009-10-27 2011-04-29 Areva T & D Sas Sulfur hexafluoride gas recovering device for circuit breaker in medium or high voltage electrical circuit, has conduit mounted between inlet and outlet of pump, and switching unit permitting circulation of gas in pump or in conduit
CN202032224U (en) * 2011-04-12 2011-11-09 中国南方电网有限责任公司超高压输电公司 Multipurpose gas header
CN202302716U (en) * 2011-11-05 2012-07-04 衡水供电公司 Air filling tube for SF6 switch
CN102563341A (en) * 2010-12-09 2012-07-11 河南省电力公司三门峡供电公司 SF6 (sulphur hexafluoride) gas combined charging and discharging device
CN202493896U (en) * 2012-02-27 2012-10-17 山东电力集团公司枣庄供电公司 Portable sulfur hexafluoride inflation 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

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008237019A (en) * 2008-06-18 2008-10-02 Mitsubishi Electric Corp Device for inspecting gas charge and device for inspecting gas leak
FR2951860A1 (en) * 2009-10-27 2011-04-29 Areva T & D Sas Sulfur hexafluoride gas recovering device for circuit breaker in medium or high voltage electrical circuit, has conduit mounted between inlet and outlet of pump, and switching unit permitting circulation of gas in pump or in conduit
CN102563341A (en) * 2010-12-09 2012-07-11 河南省电力公司三门峡供电公司 SF6 (sulphur hexafluoride) gas combined charging and discharging device
CN202032224U (en) * 2011-04-12 2011-11-09 中国南方电网有限责任公司超高压输电公司 Multipurpose gas header
CN202302716U (en) * 2011-11-05 2012-07-04 衡水供电公司 Air filling tube for SF6 switch
CN202493896U (en) * 2012-02-27 2012-10-17 山东电力集团公司枣庄供电公司 Portable sulfur hexafluoride inflation 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

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
张利燕: "《电力设备用SF6气体技术问答》", 31 March 2012, 中国电力出版社 *
郭贤珊: "《高压开关设备生产运行实用技术》", 30 June 2006, 中国电力出版社 *

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104132235A (en) * 2014-07-10 2014-11-05 国家电网公司 SF6 aerating device capable of reducing aeration leakage rate
CN104132235B (en) * 2014-07-10 2015-08-19 国家电网公司 A kind of SF6 inflator reducing inflation leakage rate
CN104089640A (en) * 2014-07-22 2014-10-08 奇瑞汽车股份有限公司 Automatic lock piece press-fitting detection and correction device and method
CN104089640B (en) * 2014-07-22 2017-04-12 奇瑞汽车股份有限公司 Automatic lock piece press-fitting detection and correction method
CN105202358A (en) * 2015-09-16 2015-12-30 四川菲博斯科技有限责任公司 SF6 air inflation device of electrical equipment
CN105202360A (en) * 2015-09-16 2015-12-30 四川菲博斯科技有限责任公司 SF6 air inflation equipment of electrical equipment
CN105202361A (en) * 2015-09-16 2015-12-30 四川菲博斯科技有限责任公司 Intelligent SF 6 air inflation unit of electrical equipment
CN105202359A (en) * 2015-09-16 2015-12-30 四川菲博斯科技有限责任公司 SF6 air inflation equipment of electrical equipment
CN105114809A (en) * 2015-09-29 2015-12-02 山东森源电力实业有限公司 Sulfur hexafluoride inflation and detection integrated device

Also Published As

Publication number Publication date
CN103486440B (en) 2016-07-06

Similar Documents

Publication Publication Date Title
CN105300630A (en) Hermetic sealing program control testing stand
CN202048356U (en) Portable multipurpose sulfur hexafluoride electric equipment air charging device
CN104132786B (en) A kind of quick-speed leak detection method suitable for UHV
CN104236826A (en) Bagged product tightness detection device and method
CN105675231B (en) A kind of negative-pressure sealing detection device
CN206146585U (en) Universal pressure tapping of quick assembly disassembly
CN202793693U (en) Housing detection gas recovery device
CN106764467B (en) A kind of clamping hoop type Oil Leakage Detecting sensor
CN202308896U (en) Vacuum uniform pressure leakage detection device of insulated inflatable switching cabinet
CN201517957U (en) Seal wiring seat air-tightness detection device
CN101881689A (en) Large-capacity power lithium-ion battery sealing-performance testing equipment and test method thereof
CN203348822U (en) Inside-pipe sealing leakage testing plug
CN206831183U (en) A kind of gas leak detection apparatus
CN104034490A (en) Insulator water-pressure tightness test device
CN202182801U (en) Clamp for checking air tightness of pipelines
CN206945240U (en) A kind of polyethylene ball valve air-tightness detection device
CN109115423B (en) Leakage detecting system and method for flange, welding line, pipeline or equipment body
CN203131312U (en) Pipe plugging device
CN204553942U (en) SF6 gas vacuumizes and fills integrated triple valve
CN204497689U (en) A kind of insulation joint box
CN204988873U (en) Aircraft sylphon seal pressure test anchor clamps
CN103453247A (en) Inflating type pipeline connecting clamp hoop
CN204240052U (en) SF 6gas inflated, exhaust gas recovery, density meter effect instrument
CN202533235U (en) Leakage-testing device for oil tank of transformer
CN203519283U (en) Detection apparatus for sealing performance of motor lead

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
GR01 Patent grant
C14 Grant of patent or utility model