CN104991096A - Short circuit plug-in for test - Google Patents
Short circuit plug-in for test Download PDFInfo
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- CN104991096A CN104991096A CN201510481717.7A CN201510481717A CN104991096A CN 104991096 A CN104991096 A CN 104991096A CN 201510481717 A CN201510481717 A CN 201510481717A CN 104991096 A CN104991096 A CN 104991096A
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- test
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Abstract
The invention discloses a short circuit plug-in for a test and is used for the hand-over-hand test of a current transformer or a routine test. The short circuit plug-in for the test comprises a plurality of plugs, the plug has a conduction part and an insulation part, and the plugs are conducted through conductors. The short circuit plug-in for the test is used for the hand-over-hand test of the current transformer or the routine test. The short circuit plug-in for the test adopts the plurality of plugs and the plugs are conducted through the conductors. The conductor is conducted with the conduction part of the plug. In the usage, the insulation part of the plug is hold by a hand and the plug is inserted into a jack on a terminal strip, and thus a secondary winding of a current mutual inductor is conducted to proceed with the test. When the short circuit plug-in is in the usage, the short circuit plug-in is plugged with the jack, which is convenient for the short circuit of the terminal strip, enables the short circuit to be fast, shortens the time of the short circuit, and improves the test efficiency.
Description
Technical field
The present invention relates to electric testing device technical field, more particularly, relate to a kind of test short-circuit insert.
Background technology
Current transformer is parts conventional in transformer station, and it is before check, needs to carry out commissioning test, and after running, also needs regularly to carry out routine test, to ensure that current transformer can normally use, guarantee its safe operation.When carrying out commissioning test and routine test, all need the Secondary Winding short circuit grounding of current transformer.
The Secondary Winding of existing current transformer, directly adopts bare copper wire or galvanized wire by leading-out terminal short circuit usually when short circuit.But, the outlet terminal mainly terminal block outlet structure of current Secondary Winding, and the close together between each connection terminal in terminal block, therefore, be difficult to when short circuit by bare copper wire or lead-in wire fixing, cause certain difficulty to short circuit, the efficiency of impact test.
In sum, how to provide a kind of test short-circuit insert, to facilitate the short circuit of terminal block, shortening the short circuit time, and improve the efficiency of test, is current those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the object of this invention is to provide a kind of test short-circuit insert, to facilitate the short circuit of terminal block, shorten the short circuit time, and improve the efficiency of test.
In order to achieve the above object, the invention provides following technical scheme:
A kind of test short-circuit insert, for commissioning test or the routine test of current transformer; Comprise: multiple plug, described plug has conducting portion and insulation division, is communicated with between each described plug by electric conductor.
Preferably, described electric conductor is wire, and described wire is screwed on described plug, and is communicated with described conducting portion.
Preferably, described electric conductor is current-carrying plate, described current-carrying plate is provided with the projection coordinated with described plug, to insert described insulation division and to be communicated with described conducting portion.
Preferably, described plug is banana plug.
Preferably, also comprise fish folder, described fish folder and described conducting portion grafting.
Preferably, the number of described plug is consistent with the number of jack in terminal block.
Test short-circuit insert provided by the invention, is mainly used in commissioning test or the routine test of current transformer.This short-circuit insert have employed multiple plug, and by electric conductor conducting between each plug, electric conductor is communicated with the conducting portion of plug, in use, only need hold plug insulation division and in the jack that plug inserted terminals is arranged, just by the Secondary Winding conducting of current transformer, thus can test smoothly.This short-circuit insert in use, only need by its with jack grafting just can, therefore, facilitate the short circuit of terminal block, make short circuit more fast, thus effectively shorten the short circuit time, and improve the efficiency of test.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The structural representation of the test short-circuit insert that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the test short-circuit insert that Fig. 2 provides for another embodiment of the present invention.
In upper Fig. 1-Fig. 2:
1 be plug, 11 for conducting portion, 12 for insulation division, 2 for electric conductor, 3 for fish press from both sides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1 to Fig. 2, the test short-circuit insert that the embodiment of the present invention provides, be mainly used in commissioning test or the routine test of current transformer.This test short-circuit insert comprises multiple plug 1 and electric conductor 2, and plug 1 has conducting portion 11 and insulation division 12, is communicated with between each plug 1 by electric conductor 2, with in test by the Secondary Winding short circuit of current transformer.Concrete, plug 1 is chosen as banana plug, to ensure that plug 1 inserts the more firm of grafting after jack.
Preferably, wire elected as by electric conductor 2, is communicated with the conducting portion 11 of wire by plug 1, during connection, needs wire and conducting portion 11 to be fixed together by screw, avoids wire to loosen.Be understandable that, electric conductor 2 can be also current-carrying plate, and current-carrying plate is provided with the conductive bumps coordinated with the insulation division 12 on plug 1, during short circuit, only need the projection on current-carrying plate to insert insulation division 12, and contact with conducting portion 11, just can realize short circuit.
Above-mentioned plug 1 is mainly used in the structure that outlet terminal is terminal block, because the distance between terminal block upper connecting terminal is less, inconvenience directly uses wire short circuit, the short-circuit insert short circuit that the present embodiment provides can be adopted, during grafting, only need guarantee the diameter of plug 1 and the diametric fit of jack, the jack afterwards plug 1 inserted terminals arranged, simple and convenient, and save the short circuit time, improve test efficiency.Concrete, the number of plug 1 needs consistent with the number of jack in terminal block, to guarantee to realize short circuit.
In addition, because the structure of outlet terminal is except terminal block, may be also binding post, be binding post if there is terminal, only adopts plug 1 to be just difficult to grafting.Now, can add fish folder 3 on the basis of above-mentioned short-circuit insert, the conducting portion 11 of plug 1 inserts one end of fish folder 3, and presss from both sides 3 conductings with fish, and fish just can be made afterwards to press from both sides 3 clamping binding posts to realize short circuit.Here, the number of fish folder 3 is consistent with the number of binding post.
The test short-circuit insert that the embodiment of the present invention provides, is mainly used in commissioning test or the routine test of current transformer.This short-circuit insert have employed multiple plug 1, and by electric conductor 2 conducting between each plug 1, electric conductor 2 is communicated with the conducting portion 11 of plug 1, in use, only need hold plug 1 insulation division 12 and in the jack that plug 1 inserted terminals is arranged, just by the Secondary Winding conducting of current transformer, thus can test smoothly.This short-circuit insert in use, only need by its with jack grafting just can, therefore, facilitate the short circuit of terminal block, make short circuit more fast, thus effectively shorten the short circuit time, and improve the efficiency of test.
Adopt the form of going forward one by one to be described in this instructions between each embodiment, what each embodiment stressed is all the differences with other embodiments, the similar portion between each embodiment mutually see.
To the above-mentioned explanation of the disclosed embodiments, those skilled in the art are realized or uses the present invention.To be apparent for a person skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. a test short-circuit insert, for commissioning test or the routine test of current transformer; It is characterized in that, comprising: multiple plug (1), described plug (1) has conducting portion (11) and insulation division (12), is communicated with between each described plug (1) by electric conductor (2).
2. test short-circuit insert according to claim 1, is characterized in that, described electric conductor (2) is wire, and described wire is screwed on described plug (1), and is communicated with described conducting portion (11).
3. test short-circuit insert according to claim 1, it is characterized in that, described electric conductor (2) is current-carrying plate, described current-carrying plate is provided with the projection coordinated with described plug (1), to insert described insulation division (12) and to be communicated with described conducting portion (11).
4. the test short-circuit insert according to any one of claims 1 to 3, is characterized in that, described plug (1) is banana plug.
5. test short-circuit insert according to claim 4, is characterized in that, also comprises fish folder (3), described fish folder (3) and described conducting portion (11) grafting.
6. test short-circuit insert according to claim 4, is characterized in that, the number of described plug (1) is consistent with the number of jack in terminal block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510481717.7A CN104991096A (en) | 2015-08-03 | 2015-08-03 | Short circuit plug-in for test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510481717.7A CN104991096A (en) | 2015-08-03 | 2015-08-03 | Short circuit plug-in for test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104991096A true CN104991096A (en) | 2015-10-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510481717.7A Pending CN104991096A (en) | 2015-08-03 | 2015-08-03 | Short circuit plug-in for test |
Country Status (1)
| Country | Link |
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| CN (1) | CN104991096A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717134A (en) * | 2018-08-01 | 2018-10-30 | 国网吉林省电力有限公司长春供电公司 | A kind of short-circuit line applied to Substation Electric Equipment mutual inductor secondary terminals |
| CN112698074A (en) * | 2020-12-10 | 2021-04-23 | 广东电网有限责任公司中山供电局 | Adjustable current transformer secondary circuit short-circuit tool with insulating handle |
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| CN201576862U (en) * | 2009-09-18 | 2010-09-08 | 北京市电力公司 | Short circuit seal used for plugging in current test terminal |
| CN201674003U (en) * | 2010-04-29 | 2010-12-15 | 山东电力集团公司济南供电公司 | CT loop electrified sealing device |
| CN202649277U (en) * | 2012-07-07 | 2013-01-02 | 新疆疆南电力有限责任公司 | Rapid short-circuit device of secondary side of current transformer |
| CN202797561U (en) * | 2012-10-15 | 2013-03-13 | 沧州供电公司 | Current secondary loop sealing wire |
| CN202957437U (en) * | 2012-11-23 | 2013-05-29 | 吉林省电力有限公司辽源供电公司 | Secondary terminal short-circuit ground connector |
| CN103529251A (en) * | 2013-09-26 | 2014-01-22 | 国家电网公司 | Combined secondary terminal short circuit wiring bar |
| CN203813176U (en) * | 2014-05-08 | 2014-09-03 | 国家电网公司 | Simple current terminal shorting stub |
| CN204142947U (en) * | 2014-09-28 | 2015-02-04 | 国家电网公司 | Secondary terminals shorting stub is used in mutual inductor test |
| CN204925165U (en) * | 2015-08-03 | 2015-12-30 | 国家电网公司 | Experimental short circuit plug -in components of using |
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2015
- 2015-08-03 CN CN201510481717.7A patent/CN104991096A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201576862U (en) * | 2009-09-18 | 2010-09-08 | 北京市电力公司 | Short circuit seal used for plugging in current test terminal |
| CN201674003U (en) * | 2010-04-29 | 2010-12-15 | 山东电力集团公司济南供电公司 | CT loop electrified sealing device |
| CN202649277U (en) * | 2012-07-07 | 2013-01-02 | 新疆疆南电力有限责任公司 | Rapid short-circuit device of secondary side of current transformer |
| CN202797561U (en) * | 2012-10-15 | 2013-03-13 | 沧州供电公司 | Current secondary loop sealing wire |
| CN202957437U (en) * | 2012-11-23 | 2013-05-29 | 吉林省电力有限公司辽源供电公司 | Secondary terminal short-circuit ground connector |
| CN103529251A (en) * | 2013-09-26 | 2014-01-22 | 国家电网公司 | Combined secondary terminal short circuit wiring bar |
| CN203813176U (en) * | 2014-05-08 | 2014-09-03 | 国家电网公司 | Simple current terminal shorting stub |
| CN204142947U (en) * | 2014-09-28 | 2015-02-04 | 国家电网公司 | Secondary terminals shorting stub is used in mutual inductor test |
| CN204925165U (en) * | 2015-08-03 | 2015-12-30 | 国家电网公司 | Experimental short circuit plug -in components of using |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717134A (en) * | 2018-08-01 | 2018-10-30 | 国网吉林省电力有限公司长春供电公司 | A kind of short-circuit line applied to Substation Electric Equipment mutual inductor secondary terminals |
| CN112698074A (en) * | 2020-12-10 | 2021-04-23 | 广东电网有限责任公司中山供电局 | Adjustable current transformer secondary circuit short-circuit tool with insulating handle |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151021 |