CN103267934B - A kind of Portable direct current test discharging rod - Google Patents
A kind of Portable direct current test discharging rod Download PDFInfo
- Publication number
- CN103267934B CN103267934B CN201310166422.1A CN201310166422A CN103267934B CN 103267934 B CN103267934 B CN 103267934B CN 201310166422 A CN201310166422 A CN 201310166422A CN 103267934 B CN103267934 B CN 103267934B
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- Prior art keywords
- electric discharge
- covered wire
- resistive element
- resistance
- discharge covered
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- 238000007599 discharging Methods 0.000 title claims abstract description 36
- 238000012360 testing method Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000009413 insulation Methods 0.000 claims abstract description 10
- 239000012153 distilled water Substances 0.000 claims description 5
- 238000002474 experimental method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- Testing Relating To Insulation (AREA)
Abstract
The invention discloses a kind of Portable direct current test discharging rod, it comprises: resistive element, and it comprises: resistance shell, is positioned at the water resistance of this resistance shell and is separately positioned on the pipe plug at resistance shell two ends；It is fixedly connected on the conductive pin on this resistive element first end；It is fixedly connected on the discharging grounding device on this resistive element second end；The insulating telescopic pipe being connected is fixed with resistive element；The insulation tube being connected is fixed with this insulating telescopic pipe；And, the insulated handle being connected is fixed with insulation tube；Discharging grounding device comprises: embed the electric discharge covered wire socket being arranged on resistance shell, and, the electric discharge covered wire being fixedly installed on insulating telescopic pipe, the first end of this electric discharge covered wire is provided with electric discharge covered wire plug, and the second end of this electric discharge covered wire is provided with electric discharge earth clip.The discharging rod capacity that the present invention provides is big, can survey distant, and safety and service life are long, and low cost is also convenient for carrying, and have the biggest application prospect.
Description
Technical field
The present invention relates to a kind of electric discharge device, in particular it relates to a kind of Portable direct current test discharging rod.
Background technology
Along with China's economic develops rapidly, urbanization constantly advances, and all kinds of electrical equipments roll up, and particularly cable and electrical equipment application thereof is the most universal, for ensureing that the safe operation of power equipment must carry out DC testing of cables.The test of power cable DC break down voltage is in power cable electrical test project most important one, and after cable voltage is tested, residual charge in cable core is bled off by 0.1-0.2 megaohm of resistance of nominal to be passed through.If not carrying out discharging or discharging thoroughly, the safety of the person and equipment will be jeopardized.As can be seen here, discharging bar for testing cable is the indispensable instrument of pressure test.
And when DC testing of cables, the discharging rod that each manufacturer provides owing to capacity is little, apart from little (during particularly 35KV cable testing), cause dangerous and be easily damaged, affect personal security and equipment safety.
Summary of the invention
It is an object of the invention to provide a kind of DC experiment discharging rod, its capacity is big, can survey distant, can guarantee that the safety of the person and equipment；And this discharging rod is not easy to damage, service life is long, and low cost is also convenient for carrying.
For reaching above-mentioned purpose, the invention provides a kind of Portable direct current test discharging rod, this discharging rod comprises:
Resistive element, this resistive element comprises: resistance shell, is positioned at the water resistance of this resistance shell and is separately positioned on the pipe plug at resistance shell two ends；
It is fixedly connected on the conductive pin on this resistive element first end；
It is fixedly connected on the discharging grounding device on this resistive element second end；
The insulating telescopic pipe being connected is fixed with resistive element；
The insulation tube being connected is fixed with this insulating telescopic pipe；And
The insulated handle being connected is fixed with insulation tube；
Wherein, described discharging grounding device comprises: embed the electric discharge covered wire socket being arranged on resistance shell, and, the electric discharge covered wire being fixedly installed on insulating telescopic pipe, first end of this electric discharge covered wire is provided with electric discharge covered wire plug, this electric discharge covered wire plug and electric discharge covered wire socket Corresponding matching, the second end of this electric discharge covered wire is provided with electric discharge earth clip, discharges for ground connection.
Above-mentioned Portable direct current test discharging rod, wherein, described resistance shell is insulated lengthened telescoping tube, can regulate length according to resistance requirement, thus meet the requirement of varying environment.
Above-mentioned Portable direct current test discharging rod, wherein, described water resistance is distilled water, low cost, convenient interpolation or replacing.
Above-mentioned Portable direct current test discharging rod, wherein, described pipe plug and resistance shell pass through epoxy sealing.
Above-mentioned Portable direct current test discharging rod, wherein, described electric discharge covered wire plug, electric discharge earth clip are all to be fixed on described insulating telescopic pipe by fixing buckle for power lines.Electric discharge covered wire is dismountable, so the covered wire of different length can be needed to select according to experiment, with satisfied safety and cost-effective requirement.
During test, if running into distance, heavy in section cable, after DC break down voltage, having a large amount of electric charge in cable, its energy equivalence is big, it is necessary to (can not directly discharge through conductive discharge, the person and equipment safety can be affected), the present invention uses novel medium (distilled water) to make resistance, it is ensured that this discharging rod discharge capacity is enough, and resistance is in the range of testing regulations requires, reliably safe distance is had when operator work and between tested device, the best through using effect；And, the service life of this discharging rod is significantly increased compared with the discharging rod of prior art.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Portable direct current test discharging rod of the present invention.
Detailed description of the invention
Technical scheme is described in detail below in conjunction with accompanying drawing.
As it is shown in figure 1, a kind of Portable direct current test discharging rod provided for the present invention, this discharging rod comprises:
Resistive element, this resistive element comprises: resistance shell 11, is positioned at the water resistance 12 of this resistance shell and is separately positioned on the pipe plug 13 at resistance shell two ends；Preferably, described water resistance 12 is distilled water；
It is fixedly connected on the conductive pin 20 on this resistive element first end；
It is fixedly connected on the discharging grounding device on this resistive element second end；
The insulating telescopic pipe 40 being connected is fixed with resistive element；
The insulation tube 50 being connected is fixed with this insulating telescopic pipe；And
The insulated handle 60 being connected is fixed with insulation tube；
Wherein, described discharging grounding device comprises: embed the electric discharge covered wire socket 31 being arranged on resistance shell 11, and, the electric discharge covered wire 32 being fixedly installed on insulating telescopic pipe, first end of this electric discharge covered wire is provided with electric discharge covered wire plug 33, this electric discharge covered wire plug 33 and electric discharge covered wire socket 31 Corresponding matching, the second end of this electric discharge covered wire is provided with electric discharge earth clip 34, discharges for ground connection.
In some more excellent embodiments, described resistance shell 11 is insulated lengthened telescoping tube, can regulate length according to resistance requirement.
In some more excellent embodiments, described pipe plug 13 passes through epoxy sealing with resistance shell 11.
In some more excellent embodiments, the described non-end of electric discharge covered wire is fixed on described insulating telescopic pipe 40 by fixing buckle for power lines 35, draws electric discharge covered wire plug 33 and electric discharge earth clip 34 respectively.It is highly preferred that the fixed position of electric discharge covered wire 32, at least to meet and plug electric discharge covered wire socket 31 so that electric discharge covered wire plug 33 can get at.The electric discharge covered wire of the present invention is dismountable, so the covered wire of different length can be needed to select according to experiment, with satisfied safety and cost-effective requirement.
The preparation method of the discharging rod of the present invention is: according to testing regulations and equipment requirements, through calculating (resistance, capacity, temperature rise, volume；Length) etc. after parameter, use discarded 10KV, 35KV electroscope is transformed, utilize its 10KV, the insulated part (i.e. insulation tube part) of 35KV electroscope first segment, distilled water is added in the middle of this insulation tube, its two ends epoxy resin carries out sealing making, these two ends introduce metal wire respectively, top is the copper rod of one 5 and makes tip (i.e. conductive pin), afterbody makes plug-in unit (i.e. embed and arrange electric discharge covered wire socket), adjust the distance of insulating telescopic pipe, measure resistance value to meet the requirements, the lead-out wire of afterbody plug-in unit can be connected with ground connection, the resistance so made rear insulated part with original electroscope again puts, so become as portable discharging rod, after using, effect is the best.
In a word, the discharging rod of the present invention is to use high-power material development, is the equipment that the equipment after DC experiment can carry out safe and reliable electric discharge.
Although present disclosure has been made to be discussed in detail by above preferred embodiment, but it should be appreciated that the description above is not considered as limitation of the present invention.After those skilled in the art have read foregoing, multiple amendment and replacement for the present invention all will be apparent from.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (1)
1. a Portable direct current test discharging rod, it is characterised in that this discharging rod comprises:
Resistive element, this resistive element comprises: resistance shell (11), is positioned at the water resistance (12) of this resistance shell and is separately positioned on the pipe plug (13) at resistance shell two ends；
It is fixedly connected on the conductive pin (20) on this resistive element first end；
It is fixedly connected on the discharging grounding device on this resistive element second end；
The insulating telescopic pipe (40) being connected is fixed with resistive element；
The insulation tube (50) being connected is fixed with this insulating telescopic pipe；And
The insulated handle (60) being connected is fixed with insulation tube；
Wherein, described discharging grounding device comprises: embed electric discharge covered wire socket (31) being arranged on resistance shell (11), and, the electric discharge covered wire (32) being fixedly installed on insulating telescopic pipe, first end of this electric discharge covered wire is provided with electric discharge covered wire plug (33), this electric discharge covered wire plug (33) is provided with electric discharge earth clip (34) with electric discharge covered wire socket (31) Corresponding matching, the second end of this electric discharge covered wire, discharges for ground connection；Described water resistance (12) is distilled water；Described resistance shell (11) is insulated lengthened telescoping tube, can regulate length according to resistance requirement；The described non-end of electric discharge covered wire is fixed on described insulating telescopic pipe (40) by fixing buckle for power lines (35), draws electric discharge covered wire plug and electric discharge earth clip respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310166422.1A CN103267934B (en) | 2013-05-08 | 2013-05-08 | A kind of Portable direct current test discharging rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310166422.1A CN103267934B (en) | 2013-05-08 | 2013-05-08 | A kind of Portable direct current test discharging rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103267934A CN103267934A (en) | 2013-08-28 |
| CN103267934B true CN103267934B (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310166422.1A Active CN103267934B (en) | 2013-05-08 | 2013-05-08 | A kind of Portable direct current test discharging rod |
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| CN (1) | CN103267934B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103560004B (en) * | 2013-10-29 | 2016-06-29 | 国家电网公司 | The special discharging rod of capacitor |
| CN106653357B (en) * | 2017-01-04 | 2018-03-20 | 中国人民解放军国防科学技术大学 | A kind of adjustable high-voltage capacitor Quasi-constant power electric discharge device of discharge power |
| CN106935986A (en) * | 2017-04-15 | 2017-07-07 | 霍昆 | A kind of use for laboratory is in the locking-type discharging rod of capacitor discharge |
| CN107677851A (en) * | 2017-09-26 | 2018-02-09 | 国网山东省电力公司临沂供电公司 | Portable direct current test discharging rod |
| CN207896291U (en) * | 2018-04-25 | 2018-09-21 | 北京铂阳顶荣光伏科技有限公司 | Charge release device |
| CN111224249A (en) * | 2020-01-09 | 2020-06-02 | 上海交通大学 | Telescopic discharging rod using negative temperature coefficient thermistor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2750620Y (en) * | 2004-12-15 | 2006-01-04 | 王超英 | Discharging rod |
| CN201601403U (en) * | 2009-12-30 | 2010-10-06 | 江苏省电力公司镇江供电公司 | High voltage integral capacitor discharging grounding device |
| KR200460556Y1 (en) * | 2010-12-20 | 2012-06-08 | 주식회사 티지오 | Surge multiple discharge ground rod |
| CN102522639A (en) * | 2011-12-22 | 2012-06-27 | 芜湖国睿兆伏电子股份有限公司 | High-voltage discharging rod |
| CN202363718U (en) * | 2011-12-09 | 2012-08-01 | 天津市电力公司 | Novel telescopic high-voltage discharge rod |
| CN203287474U (en) * | 2013-05-08 | 2013-11-13 | 国家电网公司 | Portable-type direct-current test discharge rod |
-
2013
- 2013-05-08 CN CN201310166422.1A patent/CN103267934B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2750620Y (en) * | 2004-12-15 | 2006-01-04 | 王超英 | Discharging rod |
| CN201601403U (en) * | 2009-12-30 | 2010-10-06 | 江苏省电力公司镇江供电公司 | High voltage integral capacitor discharging grounding device |
| KR200460556Y1 (en) * | 2010-12-20 | 2012-06-08 | 주식회사 티지오 | Surge multiple discharge ground rod |
| CN202363718U (en) * | 2011-12-09 | 2012-08-01 | 天津市电力公司 | Novel telescopic high-voltage discharge rod |
| CN102522639A (en) * | 2011-12-22 | 2012-06-27 | 芜湖国睿兆伏电子股份有限公司 | High-voltage discharging rod |
| CN203287474U (en) * | 2013-05-08 | 2013-11-13 | 国家电网公司 | Portable-type direct-current test discharge rod |
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| CN103267934A (en) | 2013-08-28 |
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