CN105954544A - Electrical test rod - Google Patents
Electrical test rod Download PDFInfo
- Publication number
- CN105954544A CN105954544A CN201610347899.3A CN201610347899A CN105954544A CN 105954544 A CN105954544 A CN 105954544A CN 201610347899 A CN201610347899 A CN 201610347899A CN 105954544 A CN105954544 A CN 105954544A
- Authority
- CN
- China
- Prior art keywords
- binding post
- spring
- insulated
- insulated sleeve
- test rod
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- Legal status (The legal status 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 status listed.)
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/36—Overload-protection arrangements or circuits for electric measuring instruments
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Leads Or Probes (AREA)
- Testing Relating To Insulation (AREA)
Abstract
An electrical test rod comprises an upper test rod body, a lower test rod body, a first lead plug, a second lead plug and a hinged joint. The upper test rod comprises an upper insulated bushing, a first insulated handle, a metal pole pin, a first spring, a current limiting resistor and a first binding post; the lower test rod comprises a lower insulated bushing, a second insulated handle, a second spring, a second binding post and a third binding post; and the upper test rod body is connected with the lower test rod body via the hinged joint, the first binding post is connected with the second binding post via the first lead plug, one end of the second lead plug is connected with the third binding post, and the other end of the second lead plug is electrically connected with a test instrument. The test rod is telescopic and the angle of the test rod can be changed, so that a portion hard to approach can be tested. The electrical test rod is light, portable, safe and reliable, can reduce the labor intensity, and improves the working efficiency in electrical test.
Description
Technical field
The present invention relates to electrical test technical field, particularly a kind of electrical test rod.
Background technology
In the routine test that power transmission and transforming equipment has a power failure, the workload of the total current on-line computing model test of spark gap is the biggest.If this device damages, spark gap disruptive discharge can be made, lose action record and supervision, jeopardize the safe operation of whole electrical network.It is arranged on a high position by vertical rod support owing to the spark gap of 110kV and ratings above is most, some is up to more than 4 meters, testing crew need use special insulating ladder ascend a height operation just can complete test, often complete a phase study and must move the position of ladder, just can proceed next phase study, owing to insulating ladder heaviness adds labor intensity, similar also has lightning arrester base insulation resistance, the Secondary Winding insulation resistance test etc. of CT and CVT equipment.Owing to compact equipment in some 10kV, 35kV switch cubicle, test operation are inconvenient, even cannot be carried out the tests such as insulation resistance, it is necessary to the length increasing testing equipment live end electrode could solve the problems referred to above.
Summary of the invention
The technical problem to be solved is to provide a kind of electrical test rod, is hinged between two test bars, has and can change the angle of test bar and length carries out the feature of electrical test.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of electrical test rod, including top test bar, lower section test bar, the first line trap, the second line trap and hinge joint；
Described top test bar includes upper portion insulating sleeve pipe, the first insulated handle, metal pole pin, the first spring, current-limiting resistance and the first binding post；The quantity of described upper portion insulating sleeve pipe is more than two-layer, for telescopic structure；The bottom of upper outer layer insulated sleeve is fixing with the first insulated handle upper end to be connected, pin bottom, described metal pole is fixed on inside the insulated sleeve upper end of top innermost layer, described first spring is with insulating sheath, first spring is positioned at the insulated sleeve of top innermost layer, is electrically connected by current-limiting resistance between metal pole pin and the first spring；Described first binding post is arranged on the lower sides of upper outer layer insulated sleeve, electrically connects between the bottom of the first binding post and the first spring；
Described lower section test bar includes bottom insulated sleeve, the second insulated handle, the second spring, the second binding post and the 3rd binding post；The quantity of described bottom insulated sleeve is more than two-layer, the bottom of lower outer layer insulated sleeve is fixing with the second insulated handle upper end to be connected, described second spring is with insulating sheath, second spring is positioned at the insulated sleeve of bottom innermost layer, in the upper portion side wall of the insulated sleeve that described second binding post is arranged on bottom innermost layer, described 3rd binding post is arranged on the lower sides of lower outer layer insulated sleeve, electrically connect between the upper end of the second spring with the second binding post, electrically connect between the bottom of the second spring with the 3rd binding post；
Connected by hinge joint between described top test bar and lower section test bar, connected by the first line trap between described first binding post and the second binding post, one end of described second line trap is connected with the 3rd binding post, and the other end of the second line trap can electrically connect with test apparatus.
Improving further of being the present invention is: is provided with the first insulation boss between described upper outer layer insulated sleeve and the first insulated handle, is provided with the second insulation boss between described lower outer layer insulated sleeve and the second insulated handle.
Use and have the beneficial effects that produced by technique scheme: two test bars are hinged by the present invention, operator carries out detection test with may stand in the face of the testing site of electrical equipment eminence, each test bar can stretch to elongate and use, the angle of test bar can also be changed, unapproachable test position is carried out detection test.The present invention is lightweight, easy to carry, safe and reliable, can reduce labor intensity, improves electrical test professional work efficiency.Above embedding, the current-limiting resistance within test bar can puncture in test loop or the output electric current of limit assay instrument in the case of short circuit, plays a protective role test apparatus.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the use structural representation that the present invention changes test bar angle.
Parts and label thereof as shown in the figure: the second insulated handle 1, second line trap 2, 3rd binding post 3, second spring 4, lower outer layer insulated sleeve 5, the plug 6 adaptive with binding post, second binding post 7, first insulated handle 8, first line trap 9, first binding post 10, first spring 11, upper outer layer insulated sleeve 12, limited block 13, current-limiting resistance 14, metal pole pin 15, the insulated sleeve 16 of top innermost layer, top test bar 17, first insulation boss 18, hinge joint upper bush 19, hinge joint 20, hinge joint lower sleeve 21, the insulated sleeve 22 of bottom innermost layer, lower section test bar 23, second insulation boss 24.
Detailed description of the invention:
A kind of electrical test rod, including top test bar 17, lower section test bar the 23, first line trap the 9, second line trap 2 and hinge joint 20；Described top test bar 17 includes upper portion insulating sleeve pipe, the first insulated handle 8, metal pole pin the 15, first spring 11, current-limiting resistance 14 and the first binding post 10；The quantity of described upper portion insulating sleeve pipe is more than two-layer, for telescopic structure；The bottom of upper outer layer insulated sleeve 12 is fixing with the first insulated handle 8 upper end to be connected, pin 15 bottom, described metal pole is fixed on inside insulated sleeve 16 upper end of top innermost layer, described first spring 11 is with insulating sheath, first spring 11 is positioned at the insulated sleeve 16 of top innermost layer, is electrically connected by current-limiting resistance 14 between metal pole pin 15 with the first spring 11；Described first binding post 10 is arranged on the lower sides of upper outer layer insulated sleeve 12, electrically connects between the first binding post 10 and the bottom of the first spring 11；Described lower section test bar 22 includes bottom insulated sleeve, the second insulated handle the 1, second spring the 4, second binding post 7 and the 3rd binding post 3；The quantity of described bottom insulated sleeve is more than two-layer, the bottom of lower outer layer insulated sleeve 5 is fixing with the second insulated handle 1 upper end to be connected, described second spring 4 is with insulating sheath, second spring 4 is positioned at the insulated sleeve 22 of bottom innermost layer, described second binding post 7 is arranged in the upper portion side wall of insulated sleeve 22 of bottom innermost layer, described 3rd binding post 3 is arranged on the lower sides of lower outer layer insulated sleeve 5, electrically connect between the upper end of the second spring 4 with the second binding post 7, the bottom of the second spring 4 electrically connects between the 3rd binding post 3；Connected by hinge joint 20 between described top test bar 17 and lower section test bar 23, connected by the first line trap 9 between described first binding post 10 and the second binding post 7, one end of described second line trap 2 is connected with the 3rd binding post 3, and the other end of the second line trap 2 can electrically connect with test apparatus.It is provided with the first insulation boss 18 between described upper outer layer insulated sleeve 12 and the first insulated handle 8, between described lower outer layer insulated sleeve 5 and the second insulated handle 1, is provided with the second insulation boss 24.
The spring 4 of present invention spring steel wire makes, and the elasticity of spring 4 beneficially primary insulation sleeve pipe and outer layer insulation sleeve pipe pull open smoothly, and simultaneously as conductor, spring 4 is also electric connecting part.
Claims (2)
1. an electrical test rod, it is characterised in that: include top test bar (17), lower section test bar (23), the first line trap (9), the second line trap (2) and hinge joint (20)；
Described top test bar (17) includes upper portion insulating sleeve pipe, the first insulated handle (8), metal pole pin (15), the first spring (11), current-limiting resistance (14) and the first binding post (10)；The quantity of described upper portion insulating sleeve pipe is more than two-layer, for telescopic structure；The bottom of upper outer layer insulated sleeve (12) is fixing with the first insulated handle (8) upper end to be connected, pin (15) bottom, described metal pole is fixed on inside insulated sleeve (16) upper end of top innermost layer, described first spring (11) is with insulating sheath, first spring (11) is positioned at the insulated sleeve (16) of top innermost layer, is electrically connected by current-limiting resistance (14) between metal pole pin (15) with the first spring (11)；Described first binding post (10) is arranged on the lower sides of upper outer layer insulated sleeve (12), electrically connects between the first binding post (10) and the bottom of the first spring (11)；
Described lower section test bar (22) includes bottom insulated sleeve, the second insulated handle (1), the second spring (4), the second binding post (7) and the 3rd binding post (3)；The quantity of described bottom insulated sleeve is more than two-layer, the bottom of lower outer layer insulated sleeve (5) is fixing with the second insulated handle (1) upper end to be connected, described second spring (4) is with insulating sheath, second spring (4) is positioned at the insulated sleeve (22) of bottom innermost layer, described second binding post (7) is arranged in the upper portion side wall of insulated sleeve (22) of bottom innermost layer, described 3rd binding post (3) is arranged on the lower sides of lower outer layer insulated sleeve (5), electrically connect between the upper end of the second spring (4) with the second binding post (7), electrically connect between the bottom of the second spring (4) with the 3rd binding post (3)；
Connected by hinge joint (20) between described top test bar (17) and lower section test bar (23), connected by the first line trap (9) between described first binding post (10) and the second binding post (7), one end of described second line trap (2) is connected with the 3rd binding post (3), and the other end of the second line trap (2) can electrically connect with test apparatus.
A kind of electrical test rod the most according to claim 1, it is characterized in that: be provided with the first insulation boss (18) between described upper outer layer insulated sleeve (12) and the first insulated handle (8), between described lower outer layer insulated sleeve (5) and the second insulated handle (1), be provided with the second insulation boss (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610347899.3A CN105954544B (en) | 2016-05-24 | 2016-05-24 | A kind of electrical test stick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610347899.3A CN105954544B (en) | 2016-05-24 | 2016-05-24 | A kind of electrical test stick |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105954544A true CN105954544A (en) | 2016-09-21 |
| CN105954544B CN105954544B (en) | 2018-07-06 |
Family
ID=56909518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610347899.3A Expired - Fee Related CN105954544B (en) | 2016-05-24 | 2016-05-24 | A kind of electrical test stick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105954544B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4012097A (en) * | 1975-10-17 | 1977-03-15 | Everett/Charles, Inc. | Combined test clip and component extraction tool |
| US4533864A (en) * | 1983-04-21 | 1985-08-06 | Northern Telecom Limited | Test instrument with flexibly connected head |
| JPS62257066A (en) * | 1986-05-01 | 1987-11-09 | Yamaichi Seiko:Kk | Rotary type flexible contact probe |
| CN2840059Y (en) * | 2005-11-22 | 2006-11-22 | 王保巨 | Revolution angle modulation formula high voltage electroscope |
| CN202405658U (en) * | 2011-12-07 | 2012-08-29 | 河南省电力公司洛阳供电公司 | Insulating rod with lighting device |
| CN202562970U (en) * | 2012-04-26 | 2012-11-28 | 中仪电子工业股份有限公司 | Detector bar capable of adjusting telescoping of probe |
| CN203365482U (en) * | 2013-07-25 | 2013-12-25 | 国家电网公司 | Live-line test rod for internal lightning arrester of gas insulated metallic enclosing switch |
| CN104237709A (en) * | 2014-10-11 | 2014-12-24 | 国网河南省电力公司南阳供电公司 | Substation arrester fault detection and analysis system and method |
| CN204666659U (en) * | 2015-03-20 | 2015-09-23 | 云南电网有限责任公司西双版纳供电局 | A kind of high-tension switch cabinet equipment test wiring new tool |
| CN204832259U (en) * | 2015-08-03 | 2015-12-02 | 中国大唐集团科学技术研究院有限公司华中分公司 | Portablely prevent electric reference test bar of maloperation type |
-
2016
- 2016-05-24 CN CN201610347899.3A patent/CN105954544B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4012097A (en) * | 1975-10-17 | 1977-03-15 | Everett/Charles, Inc. | Combined test clip and component extraction tool |
| US4533864A (en) * | 1983-04-21 | 1985-08-06 | Northern Telecom Limited | Test instrument with flexibly connected head |
| JPS62257066A (en) * | 1986-05-01 | 1987-11-09 | Yamaichi Seiko:Kk | Rotary type flexible contact probe |
| CN2840059Y (en) * | 2005-11-22 | 2006-11-22 | 王保巨 | Revolution angle modulation formula high voltage electroscope |
| CN202405658U (en) * | 2011-12-07 | 2012-08-29 | 河南省电力公司洛阳供电公司 | Insulating rod with lighting device |
| CN202562970U (en) * | 2012-04-26 | 2012-11-28 | 中仪电子工业股份有限公司 | Detector bar capable of adjusting telescoping of probe |
| CN203365482U (en) * | 2013-07-25 | 2013-12-25 | 国家电网公司 | Live-line test rod for internal lightning arrester of gas insulated metallic enclosing switch |
| CN104237709A (en) * | 2014-10-11 | 2014-12-24 | 国网河南省电力公司南阳供电公司 | Substation arrester fault detection and analysis system and method |
| CN204666659U (en) * | 2015-03-20 | 2015-09-23 | 云南电网有限责任公司西双版纳供电局 | A kind of high-tension switch cabinet equipment test wiring new tool |
| CN204832259U (en) * | 2015-08-03 | 2015-12-02 | 中国大唐集团科学技术研究院有限公司华中分公司 | Portablely prevent electric reference test bar of maloperation type |
Non-Patent Citations (1)
| Title |
|---|
| 董理科 等: "高压诊断性试验伸缩式接线方法研究与装置实现", 《山西电力》 * |
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| Publication number | Publication date |
|---|---|
| CN105954544B (en) | 2018-07-06 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180706 |