CN105675927A - Portable low voltage nuclear phase insulating rod - Google Patents
Portable low voltage nuclear phase insulating rod Download PDFInfo
- Publication number
- CN105675927A CN105675927A CN201610160638.0A CN201610160638A CN105675927A CN 105675927 A CN105675927 A CN 105675927A CN 201610160638 A CN201610160638 A CN 201610160638A CN 105675927 A CN105675927 A CN 105675927A
- Authority
- CN
- China
- Prior art keywords
- insulating bar
- insulating rod
- bar
- fastening block
- nuclear phase
- Prior art date
- 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.)
- Pending
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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
- G01R1/04—Housings; Supporting members; Arrangements of terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/18—Indicating phase sequence; Indicating synchronism
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
The invention discloses a portable low voltage nuclear phase insulating rod, characterized in that a cylindrical front insulating rod (3) is in movable connection with a copper contact (1) through a plug-in type test terminal (2); the front end of an insulation test wire (11) which has two ends provided with pin type plugs is inserted into the plug-in type test terminal (2); the copper contact (1) and the front insulating rod (3) can be regulated in a range between -90 DEG and +90 DEG; the rear end of the cylindrical front insulating rod (3) is in movable connection with a cylindrical rear insulating rod (5) through a connection fastening block (4); the cylindrical front insulating rod (3) and the connection fastening block (4) can be regulated in a range between -180 DEG and +180 DEG; the connection fastening block (4) and the rear insulating rod (5) can be regulated in a range between -180 DEG and +180 DEG; the rear insulating rod (5) is in threaded connection with an extended insulating rod (7) through a threaded connection slot (6) and a threaded connection engagement projection (8). The portable low voltage nuclear phase insulating rod has the characteristics of simple structure, convenient operation, portability, and wide range of application, and can reduce electric shock hidden troubles in operation, and improve nuclear phase work efficiency.
Description
Technical field:
The present invention relates to a kind of Portable low-pressure nuclear phase insulating bar, be widely used in the work of distribution low voltage incoming line cabinet nuclear phase, belong to distribution fortune inspection site technology field.
Background technology:
Comprise in the power distribution station of multiple stage transformator, relate to the work such as low voltage incoming line cabinet interruption maintenance, need after having worked different step down sides are carried out nuclear phase, generally select to carry out nuclear phase work in low voltage incoming line cabinet chopper both sides. Nuclear phase work can ensure that low voltage three-phase voltage (400V) phase sequence through different transformator outputs is identical, the situations such as short circuit will not occur low-voltage cabinet place when parallel operation of transformers, go out other irregular operating situations such as motor reversal that specific electric load place also can ensure not cause because low-voltage three-phase AC electricity is different by phase sequence when putting into different transformator.
The nuclear phase work that present stage, chopper two side bus was carried out by low voltage incoming line cabinet in power distribution station need to exchange shelves with circuit tester and carry out. Owing to low-voltage cabinet inlet wire low-voltage bus bar layout complexity causes narrow space, and low-voltage bus bar row in chopper both sides is all charged, nuclear phase operating personnel need to re-use two test pencils of circuit tester and low-voltage bus bar row in chopper both sides is carried out nuclear phase after first wearing insulating glove, human body is less with electro-mechanical part column pitch, pen meter of universal meter operation inconvenience is held after wearing insulating glove, work efficiency reduces, and electric shock hidden danger is bigger.
Summary of the invention:
It is an object of the invention to overcome the deficiency of above-mentioned prior art to provide a kind of simple in construction, easy to operate, it is simple to carry, applied widely, reduce electric shock hidden danger during operation, improve the low pressure nuclear phase insulating bar of nuclear phase work efficiency.
The purpose of the present invention can be reached by following measure: a kind of Portable low-pressure nuclear phase insulating bar, it is characterized in that it includes front insulating bar, rear insulating bar and lengthened insulative bar, these three insulating bars are column type, length is all higher than 35cm, front insulating bar is flexibly connected with copper contact by the testing terminal of insertable, two ends are inserted in testing terminal with the Insulation Test line head end of needle-type plug, and the anglec of rotation between copper contact and front insulating bar has-90 degree adjusting range to+90 degree;The rear end of front insulating bar and the front end of rear insulating bar are respectively equipped with symmetrical front link slot and rear link slot, the front link slot place of front insulating bar rear end is flexibly connected with the one end being connected fastening block by bolt, the rear link slot place of rear insulating bar front end is flexibly connected with the other end being connected fastening block by bolt, and front insulating bar all has-180 degree adjusting range to+180 degree with the anglec of rotation being connected between fastening block, connect between fastening block and rear insulating bar; The rear end of rear insulating bar is provided with threaded groove, and the front end of lengthened insulative bar is provided with and threadeds the threaded card convex that groove matches, and rear insulating bar is threaded connection groove, threaded card convex is threadeded with lengthened insulative bar.
The present invention can produce following good effect compared with the prior art: the present invention can effectively solve low pressure in power distribution station and carry out the work inconvenience of cabinet bus bar nuclear phase, the problem that potential safety hazard is big, it is to avoid easily cause the generation of the situations such as electric shock, phase fault in part model low voltage incoming line cabinet. It has:
1, simple in construction, easy to operate. Two sections of rear insulating bar and lengthened insulative bar is connected, front insulating bar and rear insulating bar angle adjustment are also fixed, copper contact and front insulating bar angle adjustment are also fixed, two ends are inserted in testing terminal with the Insulation Test line head end of needle-type plug, and two ends are inserted in pen meter of universal meter jack can use with the Insulation Test line end of needle-type plug.
2, convenient disassembly, it is simple to carry. Rear insulating bar and lengthened insulative bar convenient disassembly, dismounting is also collapsible. There is occupation of land little, the feature that quality is little.
3, applied widely. The requirement of nuclear phase work all can be met for different vendor's different model low-voltage cabinet.
4, safety work is ensured. By angle between the front insulating bar of Reasonable adjustment and rear insulating bar during use, it is ensured that human body and electro-mechanical part column pitch are more than 35cm (during 10kV operating personnel's range of activity and electrical body safe distance), and safe distance is ensured.
5, working performance is improved. Ensure safe distance during nuclear phase operation, can avoid using the auxiliary security Work tool such as insulating boot, insulating glove etc.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the top view of Fig. 1.
Detailed description of the invention:
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated:
Embodiment: a kind of Portable low-pressure nuclear phase insulating bar (referring to Fig. 1-Fig. 2), it includes front insulating bar 3, rear insulating bar 5 and lengthened insulative bar 7, these three insulating bars are column type, and the length of front insulating bar 3, rear insulating bar 5 and lengthened insulative bar 7 is all higher than 35cm. Front insulating bar 3 is connected with each other with copper contact 1 by the first testing terminal 2 of insertable, and ensures the adjusting range having-90 degree to+90 degree between copper contact 1 and front insulating bar 3. The rear end of front insulating bar 3 and the front end of rear insulating bar 5 are respectively equipped with symmetrical front link slot 9 and rear link slot 10, front link slot 9 place of front insulating bar 3 rear end is flexibly connected with the one end being connected fastening block 4 by bolt, rear link slot 10 place of rear insulating bar 5 front end is flexibly connected with the other end being connected fastening block 4 by bolt, front insulating bar 3 with is connected between fastening block 4, connects and between fastening block 4 and rear insulating bar 5, all have-180 to spend extremely+180 adjusting ranges spent. The rear end of rear insulating bar 5 is provided with threaded groove 6, and the front end of lengthened insulative bar 7 is provided with and threadeds the threaded card convex 8 that groove 6 matches, and rear insulating bar 5 is threaded connection groove 6, threaded card convex 8 is threadeded with lengthened insulative bar 7.Two ends are inserted in testing terminal 2 with Insulation Test line 11 head end of needle-type plug, and the copper core cross section of Insulation Test line 11 is 2.5mm2, length is more than 100cm, and wherein head end inserts testing terminal 2, and during use, two ends are inserted in pen meter of universal meter jack with Insulation Test line 11 end of needle-type plug.
The present invention utilizes angle between front insulating bar and rear insulating bar can to adjust and fix, between copper contact and front insulating bar, angle can adjust and fix, above-mentioned two place's angles are adjusted for different bus bar Column Layouts mode, operating personnel can be made to ensure on the basis of safe distance, use the present invention to replace pen meter of universal meter, utilize circuit tester to complete nuclear phase work.
Utilize two sections of low-voltage copper bar buses that ac voltage range of a universal meter treats nuclear phase to measure voltages, between less biphase of circuit tester display magnitude of voltage, prove homophase, magnitude of voltage difference be about 380V and more than 380V situation for not homophase. If two sections of bus A phases and A phase, B phase and B phase, corresponding all one by one between C phase with C phase, then prove that two sections of low-voltage bus bar voltage phase sequences are correct, possess power transmission condition; If can not one_to_one corresponding, then there is mistake in phase sequence, does not possess power transmission condition, need to carry out checking and rectifying and improving.
The above, some principles of the present invention that simply explains through diagrams, this specification is not intended to the present invention be confined in shown described concrete structure and the scope of application, therefore every corresponding amendment being likely utilized and equivalent, belong to the scope of the claims that the present invention applies for.
Claims (1)
1. a Portable low-pressure nuclear phase insulating bar, it is characterized in that it includes front insulating bar (3), rear insulating bar (5) and lengthened insulative bar (7), these three insulating bars are column type, length is all higher than 35cm, front insulating bar (3) is flexibly connected with copper contact (1) by the testing terminal (2) of insertable, two ends are inserted in testing terminal (2) with Insulation Test line (11) head end of needle-type plug, and the anglec of rotation between copper contact (1) and front insulating bar (3) has-90 degree adjusting range to+90 degree, the rear end of front insulating bar (3) and the front end of rear insulating bar (5) are respectively equipped with symmetrical front link slot (9) and rear link slot (10), front link slot (9) place of front insulating bar (3) rear end is flexibly connected with the one end being connected fastening block (4) by bolt, rear link slot (10) place of rear insulating bar (5) front end is flexibly connected with the other end being connected fastening block (4) by bolt, front insulating bar (3) be connected between fastening block (4), connect the anglec of rotation between fastening block (4) and rear insulating bar (5) and all have-180 degree adjusting range to+180 degree, the rear end of rear insulating bar (5) is provided with threaded groove (6), the front end of lengthened insulative bar (7) is provided with and threadeds the threaded card convex (8) that groove (6) matches, and rear insulating bar (5) is threaded connection groove (6), threaded card convex (8) is threadeded with lengthened insulative bar (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610160638.0A CN105675927A (en) | 2016-03-21 | 2016-03-21 | Portable low voltage nuclear phase insulating rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610160638.0A CN105675927A (en) | 2016-03-21 | 2016-03-21 | Portable low voltage nuclear phase insulating rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105675927A true CN105675927A (en) | 2016-06-15 |
Family
ID=56311101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610160638.0A Pending CN105675927A (en) | 2016-03-21 | 2016-03-21 | Portable low voltage nuclear phase insulating rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105675927A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109142898A (en) * | 2018-09-13 | 2019-01-04 | 广东电网有限责任公司 | A kind of clip nuclear phase instrument |
| CN110339746A (en) * | 2018-04-08 | 2019-10-18 | 昆山利工泵业制造有限公司 | Mounting bracket for diving blender |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080310071A1 (en) * | 2007-06-14 | 2008-12-18 | Jeon Yoo Cheor | Structure for installing lightning arrester for electric pole |
| CN203178402U (en) * | 2013-02-19 | 2013-09-04 | 冀北电力有限公司承德供电公司 | Novel current transformer test rod and test device |
| CN203658464U (en) * | 2014-01-15 | 2014-06-18 | 天津市华电电力器材厂 | Phase-checking test rod |
| CN104007309A (en) * | 2014-06-07 | 2014-08-27 | 国网山东诸城市供电公司 | Multipurpose electroscope |
| CN204008704U (en) * | 2014-08-13 | 2014-12-10 | 国家电网公司 | The universal lead wire insulating bar in a kind of high-altitude |
| CN105223400A (en) * | 2014-05-26 | 2016-01-06 | 国网山西省电力公司电力科学研究院 | A kind of test rod and using method thereof |
| CN205720301U (en) * | 2016-03-21 | 2016-11-23 | 国网山东省电力公司烟台供电公司 | A kind of Portable low-pressure nuclear phase insulating bar |
-
2016
- 2016-03-21 CN CN201610160638.0A patent/CN105675927A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080310071A1 (en) * | 2007-06-14 | 2008-12-18 | Jeon Yoo Cheor | Structure for installing lightning arrester for electric pole |
| CN203178402U (en) * | 2013-02-19 | 2013-09-04 | 冀北电力有限公司承德供电公司 | Novel current transformer test rod and test device |
| CN203658464U (en) * | 2014-01-15 | 2014-06-18 | 天津市华电电力器材厂 | Phase-checking test rod |
| CN105223400A (en) * | 2014-05-26 | 2016-01-06 | 国网山西省电力公司电力科学研究院 | A kind of test rod and using method thereof |
| CN104007309A (en) * | 2014-06-07 | 2014-08-27 | 国网山东诸城市供电公司 | Multipurpose electroscope |
| CN204008704U (en) * | 2014-08-13 | 2014-12-10 | 国家电网公司 | The universal lead wire insulating bar in a kind of high-altitude |
| CN205720301U (en) * | 2016-03-21 | 2016-11-23 | 国网山东省电力公司烟台供电公司 | A kind of Portable low-pressure nuclear phase insulating bar |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110339746A (en) * | 2018-04-08 | 2019-10-18 | 昆山利工泵业制造有限公司 | Mounting bracket for diving blender |
| CN109142898A (en) * | 2018-09-13 | 2019-01-04 | 广东电网有限责任公司 | A kind of clip nuclear phase instrument |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160615 |