CN203287474U - Portable-type direct-current test discharge rod - Google Patents
Portable-type direct-current test discharge rod Download PDFInfo
- Publication number
- CN203287474U CN203287474U CN2013202443999U CN201320244399U CN203287474U CN 203287474 U CN203287474 U CN 203287474U CN 2013202443999 U CN2013202443999 U CN 2013202443999U CN 201320244399 U CN201320244399 U CN 201320244399U CN 203287474 U CN203287474 U CN 203287474U
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- discharge
- insulated wire
- fixedly connected
- portable
- insulating
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Abstract
The utility model discloses a portable-type direct-current test discharge rod. The portable-type direct-current test discharge rod comprises a resistor component comprising a resistor housing, a water resistor located in the resistor housing, and tube plugs arranged at the both ends of the resistor housing respectively, a conductive needle fixedly connected to the first end of the resistor component, a discharge grounding device fixedly connected to the second end of the resistor component, an insulating telescopic tube fixedly connected with the resistor component, an insulating tube fixedly connected with the insulating telescopic tube, and an insulating handle fixedly connected with the insulating tube, wherein the discharge grounding device comprises a discharge insulating wire socket arranged on the resistor housing in an embedding manner, and a discharge insulating wire fixedly arranged on the insulating telescopic tube; a discharge insulating wire plug is arranged at the first end of the discharge insulating wire; and a discharge grounding clamp is arranged at the second end of the discharge insulating wire. The discharge rod provided by the utility model is high in capacity, far in measurable distance, safe, long in service life, low in cost, convenient to carry, and great in application prospect.
Description
Technical field
The utility model relates to a kind of electric discharge device, and specifically, the utility model relates to a kind of Portable DC test discharging rod.
Background technology
Along with the China's economic develop rapidly, urbanization constantly advances, and all kinds of consumers roll up, and particularly cable and electrical equipment application thereof are more general, for the safe operation that ensures power equipment must be carried out DC testing of cables.The power cable DC voltage withstand test is in power cable electrical test project most important one, after the cable voltage test is complete, residual charge in cable core is bled off by nominal 0.1-0.2 megaohm resistance.If do not discharge or discharge not thoroughly, will jeopardize the person and the safety of equipment.This shows, discharging bar for testing cable is the indispensable instrument of withstand voltage test.
And when DC testing of cables, the discharging rod that each manufacturer provides because capacity is little, distance little when 35KV cable testing (particularly), cause dangerous and easy damage, affect personal security and device security.
The utility model content
The purpose of this utility model is to provide a kind of DC experiment discharging rod, and its capacity is large, can survey distantly, can guarantee the person and the safety of equipment; And this discharging rod is not easy to damage, long service life, and cost is low, also is convenient for carrying.
For achieving the above object, the utility model provides a kind of Portable DC test discharging rod, and this discharging rod comprises:
Resistive element, this resistive element comprises: resistance shell, the pipe plug that is positioned at the water resistance of this resistance shell and is separately positioned on resistance shell two ends;
Be fixedly connected on the conductive pin on this resistive element first end;
Be fixedly connected on the discharging grounding device on this resistive element second end;
The insulating telescopic pipe that is fixedly connected with resistive element;
The insulation tube that is fixedly connected with this insulating telescopic pipe; And
The insulated handle that is fixedly connected with insulation tube;
Wherein, described discharging grounding device comprises: embed the discharge insulated wire socket that is arranged on the resistance shell, and, be fixedly installed on the discharge insulated wire on the insulating telescopic pipe, the first end of this discharge insulated wire is provided with discharge insulated wire plug, this discharge insulated wire plug and discharge insulated wire socket Corresponding matching, the second end of this discharge insulated wire is provided with the discharge ground clamp, is used for the ground connection discharge.
Above-mentioned Portable DC test discharging rod, wherein, described resistance shell is the insulated lengthened draw-tube, can require to regulate length according to resistance, thereby meet the requirement of varying environment.
Above-mentioned Portable DC test discharging rod, wherein, described water resistance is distilled water, cost is low, the convenient interpolation or replacing.
Above-mentioned Portable DC test discharging rod, wherein, described pipe plug and resistance shell pass through epoxy sealing.
Above-mentioned Portable DC test discharging rod, wherein, described discharge insulated wire plug, discharge ground clamp are all to be fixed on described insulating telescopic pipe by fixing buckle for power lines.The discharge insulated wire is dismountable, so can need to select the insulated wire of different length according to experiment, and with the requirement that meets safety and save cost.
During test, if run into long distance, heavy in section cable, after DC break down voltage, have a large amount of electric charges in cable, its energy equivalence is large, must through conductive discharge, (can not directly discharge, can affect the person and device security), the utility model adopts novel medium (distilled water) to make resistance, has guaranteed that this discharging rod discharge capacity is enough, and resistance is in the scope that testing regulations requires, when operating personnel work and between tested device safe distance reliably arranged, very good through result of use; And be significantly increased than the discharging rod of prior art the serviceable life of this discharging rod.
Description of drawings
Fig. 1 is the structural representation of a kind of Portable DC test discharging rod of the present utility model.
Embodiment
Describe the technical solution of the utility model in detail below in conjunction with accompanying drawing.
As shown in Figure 1, be a kind of Portable DC test discharging rod that the utility model provides, this discharging rod comprises:
Resistive element, this resistive element comprises: resistance shell 11, the pipe plug 13 that is positioned at the water resistance 12 of this resistance shell and is separately positioned on resistance shell two ends; Preferably, described water resistance 12 is distilled water;
Be fixedly connected on the conductive pin 20 on this resistive element first end;
Be fixedly connected on the discharging grounding device on this resistive element second end;
The insulating telescopic pipe 40 that is fixedly connected with resistive element;
The insulation tube 50 that is fixedly connected with this insulating telescopic pipe; And
The insulated handle 60 that is fixedly connected with insulation tube;
Wherein, described discharging grounding device comprises: embed the discharge insulated wire socket 31 that is arranged on resistance shell 11, and, be fixedly installed on the discharge insulated wire 32 on the insulating telescopic pipe, the first end of this discharge insulated wire is provided with discharge insulated wire plug 33, this discharge insulated wire plug 33 and discharge insulated wire socket 31 Corresponding matchings, the second end of this discharge insulated wire is provided with discharge ground clamp 34, is used for the ground connection discharge.
In some more excellent embodiment, described resistance shell 11 is the insulated lengthened draw-tube, can require to regulate length according to resistance.
In some more excellent embodiment, described pipe plug 13 passes through epoxy sealing with resistance shell 11.
In some more excellent embodiment, the non-end of described discharge insulated wire is fixed on described insulating telescopic pipe 40 by fixing buckle for power lines 35, draws respectively discharge insulated wire plug 33 and discharge ground clamp 34.More preferably, the fixed position of discharge insulated wire 32, will meet at least and make discharge insulated wire plug 33 obtaining to plug discharge insulated wire socket 31.Discharge insulated wire of the present utility model is dismountable, so can need to select the insulated wire of different length according to experiment, and with the requirement that meets safety and save cost.
the preparation method of discharging rod of the present utility model is: according to testing regulations and equipment requirement, through calculating (resistance, capacity, temperature rise, volume, length) etc. after parameter, adopt discarded 10KV, the 35KV electroscope is transformed, utilize its 10KV, the insulated part of 35KV electroscope first segment (being the insulation tube part), the centre of this insulation tube adds distilled water, its two ends seal making with epoxy resin, metal wire is introduced respectively at these two ends, top is the copper rod of 5 ㎜ and makes tip (being conductive pin), afterbody is made plug-in unit (namely embed discharge insulated wire socket is set), adjust the distance of insulating telescopic pipe, measured resistance value is to meet the requirements, the extension line of afterbody plug-in unit can be connected with ground connection, the resistance of making like this puts with the rear insulated part of original electroscope again, so just, become portable discharging rod, after using, effect is very good.
In a word, discharging rod of the present utility model is to adopt high-power material development, is to carry out to the equipment after DC experiment the equipment of safe and reliable discharge.
, although content of the present utility model has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.After those skilled in the art have read foregoing, for multiple modification of the present utility model with to substitute will be all apparent.Therefore, protection domain of the present utility model should be limited to the appended claims.
Claims (5)
1. a Portable DC test discharging rod, is characterized in that, this discharging rod comprises:
Resistive element, this resistive element comprises: resistance shell (11), the pipe plug (13) that is positioned at the water resistance (12) of this resistance shell and is separately positioned on resistance shell two ends;
Be fixedly connected on the conductive pin (20) on this resistive element first end;
Be fixedly connected on the discharging grounding device on this resistive element second end;
The insulating telescopic pipe (40) that is fixedly connected with resistive element;
The insulation tube (50) that is fixedly connected with this insulating telescopic pipe; And
The insulated handle that is fixedly connected with insulation tube (60);
Wherein, described discharging grounding device comprises: embed the discharge insulated wire socket (31) that is arranged on resistance shell (11), and, be fixedly installed on the discharge insulated wire (32) on the insulating telescopic pipe, the first end of this discharge insulated wire is provided with discharge insulated wire plug (33), this discharge insulated wire plug (33) and discharge insulated wire socket (31) Corresponding matching, the second end of this discharge insulated wire is provided with discharge ground clamp (34), is used for the ground connection discharge.
2. Portable DC test discharging rod as claimed in claim 1, is characterized in that, described resistance shell (11) is the insulated lengthened draw-tube, can require to regulate length according to resistance.
3. Portable DC test discharging rod as claimed in claim 1 or 2, is characterized in that, described water resistance (12) is distilled water.
4. Portable DC test discharging rod as claimed in claim 3, is characterized in that, described pipe plug (13) passes through epoxy sealing with resistance shell (11).
5. Portable DC as claimed in claim 4 is tested discharging rod, it is characterized in that, the non-end of described discharge insulated wire is fixed on described insulating telescopic pipe (40) by fixing buckle for power lines (35), draws respectively discharge insulated wire plug and discharge ground clamp.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2013202443999U CN203287474U (en) | 2013-05-08 | 2013-05-08 | Portable-type direct-current test discharge rod |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2013202443999U CN203287474U (en) | 2013-05-08 | 2013-05-08 | Portable-type direct-current test discharge rod |
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CN203287474U true CN203287474U (en) | 2013-11-13 |
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CN2013202443999U Expired - Lifetime CN203287474U (en) | 2013-05-08 | 2013-05-08 | Portable-type direct-current test discharge rod |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103267934A (en) * | 2013-05-08 | 2013-08-28 | 国家电网公司 | Portable direct current test discharging rod |
CN105552723A (en) * | 2015-12-07 | 2016-05-04 | 北京无线电测量研究所 | Visible portable high voltage discharge device |
-
2013
- 2013-05-08 CN CN2013202443999U patent/CN203287474U/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103267934A (en) * | 2013-05-08 | 2013-08-28 | 国家电网公司 | Portable direct current test discharging rod |
CN103267934B (en) * | 2013-05-08 | 2016-08-10 | 国家电网公司 | A kind of Portable direct current test discharging rod |
CN105552723A (en) * | 2015-12-07 | 2016-05-04 | 北京无线电测量研究所 | Visible portable high voltage discharge device |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20131113 |
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CX01 | Expiry of patent term |