CN202119865U - Voltage withstanding experiment device for 252kV enclosed type combined electric appliance insulating part - Google Patents
Voltage withstanding experiment device for 252kV enclosed type combined electric appliance insulating part Download PDFInfo
- Publication number
- CN202119865U CN202119865U CN2011201563617U CN201120156361U CN202119865U CN 202119865 U CN202119865 U CN 202119865U CN 2011201563617 U CN2011201563617 U CN 2011201563617U CN 201120156361 U CN201120156361 U CN 201120156361U CN 202119865 U CN202119865 U CN 202119865U
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- insulating part
- stationary magazine
- magazine creel
- insulating
- fourway
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Abstract
The utility model relates to a voltage withstanding experiment device for a 252kV enclosed type combined electric appliance insulating part. The device comprises a fourway pipe, a shielding case, a test cylinder, a connecting shielding case, a fixing cylinder and an insulating pad, wherein the shielding case is arranged in the fourway pipe, the test cylinder is transversely arranged at the outer side of the fourway pipe, the fixing cylinder is transversely arranged in the test cylinder, one end of the fixing cylinder is connected with the fourway pipe, the insulating pad is arranged between the fixing cylinder and the fourway pipe, and a tested insulating part is vertically arranged in the fixing cylinder via the connecting shielding case. Such a structure can be easily dismounted and can satisfy that a plurality of insulting parts can be simultaneously arranged in the fixing cylinder and then be arranged in the test cylinder for voltage withstanding experiment. Because the device is easy to dismount, so an unqualified insulating part can be rapidly dismounted and replaced, thereby reducing reworking time caused by unqualified insulating parts, saving quality inspection time and improving assembling success rate.
Description
Technical field
The utility model relates to a kind of withstand voltage experimental provision that is used to test 252kV gas insulated metal enclosed swit chgear insulating part.
Background technology
Development along with national economy; Power construction develops rapidly, and floor area is more and more, because the State owned land resource-constrained; The layout in prior open power station is fewer and feweri; And the more and more concentrated construction in incompatibility power station, gas insulated metal enclosed swit chgear then adapts to the concentrated construction in power station, can effectively practice thrift the soil.Gas insulated metal enclosed swit chgear is claimed GIS again; Its compact conformation, floor area is little, and wherein the GIS of 252kV electric pressure is widely used; But in a single day the equipment of this kind electric pressure go wrong; Be difficult in short time solve, the generation of proactive problem how in advance, to the reliability service of electric system become particularly important.Through the type of Macro or mass analysis electric power accident generation for many years, be not difficult to find that most problems are the insulating part problem.
In the GIS manufacture process,, adopted a large amount of insulating parts in order to isolate noble potential and earth potential; Insulating part is because quality problems, and regular meeting edge flashing and internal breakdown occur in the withstand voltage process of product, and abnormal occurrence such as shelf depreciation; For before product export, find these problems, withstand voltage test need be done by manufacturer; Yet this test is all just done after the equipment assembled, if withstand voltage unusual, need take apart and reexamine; It is unusual to get rid of insulating part, the time of this process meeting labor.At present, basically all there is withstand voltage measure in each producer before product export, go to guarantee product quality, but for insulating part, does not also have ripe Withstand test device to go to accomplish withstand voltage test, improves its reliability.
Summary of the invention
The utility model provides a kind of simple and reasonable for structure, easy to operate in order to overcome above-mentioned defective, reduces the underproof repair rate of insulating part, improves the withstand voltage experimental provision of the combined electrical apparatus insulating part of assembly yield.
The technical scheme that the utility model adopts is: a kind of withstand voltage experimental provision of 252kV gas insulated metal enclosed swit chgear insulating part; Comprise four-way, radome, test tube and be connected radome; Radome is arranged on four-way inside, and the test tube is horizontally installed on the outside of four-way, also comprises stationary magazine creel and insulating mat; It is inner that described stationary magazine creel is horizontally installed on the test tube; One end of stationary magazine creel is connected with four-way, between the junction of stationary magazine creel and four-way, is provided with insulating mat, and tested insulating part vertically is arranged on stationary magazine creel inside
through connecting radome.
Distributed and arranged has draw-in groove on the barrel of described stationary magazine creel, and the size of draw-in groove is corresponding with the size of tested insulating part.
The utility model in test tube, be provided with stationary magazine creel, tested insulating part is installed in the stationary magazine creel through connecting radome, and between stationary magazine creel and four-way, insulating mat is set; This structure is convenient to dismounting, can satisfy to reinstall in the test tube after a plurality of insulating parts are installed in the stationary magazine creel simultaneously and carry out withstand voltage test, because convenient disassembly; Running into underproof insulating part quick release changes; Minimizing is done over again the time because of insulating part is underproof, practices thrift the quality inspection time, improves assembly yield; Between stationary magazine creel and four-way, insulating mat is set; In the time of can preventing that tested insulating part from having electric discharge phenomena, discharge signal is through the decay of ground connection housing, when discharge takes place; Draw signal to instrument for measuring partial discharge through the metal flange that links to each other with insulating part, thereby can accurately judge the generation of discharge; On the barrel of stationary magazine creel, draw-in groove is set, utilizes draw-in groove to fasten better fixed insulation spare of insulating part, prevent its displacement or loosening.
Description of drawings
Fig. 1 is the synoptic diagram of the utility model.
Embodiment
Combine accompanying drawing that the utility model is further described at present; Fig. 1 is a kind of embodiment of the utility model; Comprise four-way 1, radome 6, test tube 3, connect radome 2, stationary magazine creel 4 and insulating mat 5, radome 6 is arranged on four-way 1 inside, and test tube 3 is horizontally installed on the outside of four-way 1; Stationary magazine creel 4 is horizontally installed on test tube 3 inside, and an end of stationary magazine creel 4 is connected with four-way 1.Stationary magazine creel 4 is processed with the housing that test tube 3 is aluminium alloy usually.Junction at stationary magazine creel 4 and four-way 1 is provided with insulating mat 5; This insulating mat 5 is an annular, and the main effect of insulating mat 5 is to prevent that stationary magazine creel 4 directly is connected with the four-way 1 of ground connection, if because there is not insulating mat 5; When insulating part has electric discharge phenomena to take place; Discharge current flows directly into the earth through ground connection four-way 1, and detecting instrument is difficult to detect discharge signal delicately, thereby influences its judgement.The tested insulating part of the utility model vertically is arranged on stationary magazine creel 4 inside through connecting radome 2.Tested insulating part is connected with four-way 1 interior radome 6 through connecting radome 2; Tested insulating part can be installed a plurality of simultaneously; Connect through connecting radome 2 between a plurality of tested insulating parts, connect radome 2 and can also be provided with many rows, the connection radome 2 of present embodiment is two rows.In the present embodiment on the barrel of stationary magazine creel 4 distributed and arranged draw-in groove is arranged, the size of draw-in groove is corresponding with the size of tested insulating part.Promptly utilize draw-in groove to be buckled in the outside of insulating part, so better fixed insulation spare prevents its displacement or loosening.
The utility model just carried out its withstand voltage test before insulating part is installed, get rid of its abnormal accident.When the utility model uses; The insulating part that to test earlier connects through connecting radome 2, is integrally formed in the outside suit stationary magazine creel 4, and connection radome 2 is contacted with four-way 1 interior radome 6; Again insulating mat 5 backs being put in stationary magazine creel 4 inboards is connected with four-way 1; Behind the stationary magazine creel 4 outside suit test tubes 3, make the test tube 3 inner enclosure spaces that form, just can carry out withstand voltage test insulating part.The utility model can be tested many insulating parts simultaneously, because convenient disassembly runs into underproof insulating part quick release and changes, reduces and does over again the time because of insulating part is underproof, improves assembly yield.
The utlity model has characteristics such as simple and reasonable for structure, easy to operate, the GIS repair rate that reduction causes because of insulating part is defective, raising assembly yield.
Claims (2)
1. the withstand voltage experimental provision of a 252kV gas insulated metal enclosed swit chgear insulating part; Comprise four-way, radome, test tube and be connected radome; Radome is arranged on four-way inside, and the test tube is horizontally installed on the outside of four-way, it is characterized in that: also comprise stationary magazine creel and insulating mat; It is inner that described stationary magazine creel is horizontally installed on the test tube; One end of stationary magazine creel is connected with four-way, between the junction of stationary magazine creel and four-way, is provided with insulating mat, and tested insulating part vertically is arranged on stationary magazine creel inside
through connecting radome.
2. the withstand voltage experimental provision of 252kV gas insulated metal enclosed swit chgear insulating part according to claim 1 is characterized in that: distributed and arranged has draw-in groove on the barrel of described stationary magazine creel, and the size of draw-in groove is corresponding with the size of tested insulating part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201563617U CN202119865U (en) | 2011-05-17 | 2011-05-17 | Voltage withstanding experiment device for 252kV enclosed type combined electric appliance insulating part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201563617U CN202119865U (en) | 2011-05-17 | 2011-05-17 | Voltage withstanding experiment device for 252kV enclosed type combined electric appliance insulating part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202119865U true CN202119865U (en) | 2012-01-18 |
Family
ID=45460919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201563617U Expired - Fee Related CN202119865U (en) | 2011-05-17 | 2011-05-17 | Voltage withstanding experiment device for 252kV enclosed type combined electric appliance insulating part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202119865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112904166A (en) * | 2021-01-28 | 2021-06-04 | 江苏恒高电气制造有限公司 | Wrapping device for internal arcing test |
-
2011
- 2011-05-17 CN CN2011201563617U patent/CN202119865U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112904166A (en) * | 2021-01-28 | 2021-06-04 | 江苏恒高电气制造有限公司 | Wrapping device for internal arcing test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20140517 |