CN111983267A - Experimental appurtenance - Google Patents
Experimental appurtenance Download PDFInfo
- Publication number
- CN111983267A CN111983267A CN202010878428.1A CN202010878428A CN111983267A CN 111983267 A CN111983267 A CN 111983267A CN 202010878428 A CN202010878428 A CN 202010878428A CN 111983267 A CN111983267 A CN 111983267A
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- China
- Prior art keywords
- conductor
- connecting piece
- insulator
- lug
- thread groove
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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
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
Abstract
The application relates to the technical field of cable tests, in particular to a test auxiliary tool, which comprises a first connecting piece and a second connecting piece; the first connecting piece comprises a first insulator and a first conductor; a lug joint is arranged at the first end of the first conductor, a first thread groove is arranged at the second end of the first conductor, and the first insulator is sleeved on the first conductor; the second connector comprises a second insulator and a second conductor; the first end of the second conductor is provided with a first bulge matched with the first thread groove, and the second end of the second conductor is coated by the second insulator. This application can extend the inside lug length of terminal through first connecting piece and second connecting piece, solves effectively to have among the prior art because the lug of cable terminal is inseparable with experimental fastener contact, leads to the technical problem that the electric power accident takes place easily.
Description
Technical Field
The application relates to the technical field of cable tests, in particular to a test auxiliary tool.
Background
In the conventional cable terminal for testing, the terminal is generally detached from the base, and then a lug inside the terminal is connected with a testing instrument by a wire clamp. Because the lug is closely contacted with the inside of the terminal sleeve, the wire clamp is not closely contacted with the lug, the clamp can fall off in the high-voltage test process, and the power accident is caused.
Disclosure of Invention
In view of this, the present application aims to provide an auxiliary testing tool, which effectively solves the technical problem in the prior art that a power accident is easily caused due to the fact that a lug of a cable terminal is not in close contact with a testing wire clamp.
In order to achieve the purpose, the application provides the following technical scheme:
a test auxiliary tool comprises a first connecting piece and a second connecting piece;
the first connecting piece comprises a first insulator and a first conductor;
a lug joint is arranged at the first end of the first conductor, a first thread groove is arranged at the second end of the first conductor, and the first insulator is sleeved on the first conductor;
the second connector comprises a second insulator and a second conductor;
the first end of the second conductor is provided with a first bulge matched with the first thread groove, and the second end of the second conductor is coated by the second insulator.
Preferably, in the above-mentioned auxiliary testing tool, an end of the first insulator, which is away from the second connector, is provided with a first magnet.
Preferably, in the above-described trial auxiliary tool, the first projection has a diameter equal to a diameter of the lug joint.
Preferably, in the above-described test assisting tool, an attachment clip groove is provided on an outer periphery of the first projection.
Preferably, in the above-mentioned auxiliary testing tool, a first limiting member is provided at an end of the first connecting member adjacent to the second connecting member and extends outwards;
the end part of the second connecting piece close to the first connecting piece extends outwards to form a second limiting piece corresponding to the first limiting piece.
Preferably, in the above test auxiliary tool, a third connecting member is further included;
the first connecting piece is connected with the second connecting piece through the third connecting piece.
Preferably, in the test aid described above, the third connecting member includes a third insulator and a third conductor;
the first end of the third connecting piece is provided with a second protrusion matched with the first thread groove, the second end of the third connecting piece is provided with a second thread groove matched with the first protrusion, and the third insulator is sleeved on the third conductor.
Preferably, in the above-described test assisting tool, a second magnet is provided at an end of the first insulator close to the third insulator;
and a third magnet is arranged at one end of the third insulator close to the first insulator.
Preferably, in the above-mentioned auxiliary testing tool, a fixing member is provided at an end of the second connecting member away from the first connecting member.
Preferably, in the above-described test aid, the first conductor and the second conductor are copper, aluminum, or a copper-aluminum alloy.
Compared with the prior art, the beneficial effects of this application are:
this application is when using, the lug through first connecting piece connects can be connected with the lug in the cable terminal, then the first protruding screw thread of rethread second connecting piece is installed in the first thread groove of first connecting piece, need guarantee during the installation that first arch is incompletely fallen into first thread groove, thereby realize the cable terminal, first conductor, second conductor is conductive connection in proper order, at this moment, the part that first arch exposes in first thread groove can form new fastener hookup location, the staff can directly press from both sides the fastener of test instrument to the exposed part of first arch, make the fastener can be through the lug conductive connection of first arch with the cable terminal, accomplish the connection of test instrument and cable terminal, so that follow-up through test instrument to test the cable terminal. This application can extend the inside lug length of terminal through first connecting piece and second connecting piece to can more firmly connect cable and test equipment during high-voltage testing, increase high-voltage electrical test's stability and reliability, solve effectively to exist among the prior art because the lug of cable terminal is inseparable with the contact of test fastener, lead to the technical problem that the electric power accident takes place easily.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a first testing aid provided in an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a second testing aid provided in an embodiment of the present application;
fig. 3 is a schematic structural diagram of a third testing aid provided in the embodiment of the present application.
In the figure:
1 is a first connecting member, 11 is a first insulator, 111 is a first magnet, 112 is a second magnet, 12 is a first conductor, 121 is a lug joint, 122 is a first thread groove, 13 is a first stopper, 2 is a second connecting member, 21 is a second insulator, 22 is a second conductor, 221 is a first protrusion, 222 is a connecting clip groove, 23 is a second stopper, 24 is a fixing member, 3 is a third connecting member, 31 is a third insulator, 311 is a third magnet, 32 is a third conductor, 321 is a second protrusion, and 322 is a second thread groove.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.
In the conventional cable terminal for testing, the terminal is generally detached from the base, and then a lug inside the terminal is connected with a testing instrument by a wire clamp. Because the lug is closely contacted with the inside of the terminal sleeve, the wire clamp is not closely contacted with the lug, the clamp can fall off in the high-voltage test process, and the power accident is caused. This embodiment provides an experimental appurtenance, solves effectively to exist among the prior art because the lug of cable terminal and the contact of experimental fastener are inseparable, leads to the technical problem that the electric power accident takes place easily.
Referring to fig. 1-3, an embodiment of the present application provides a testing auxiliary tool, which includes a first connecting member 1 and a second connecting member 2; the first connection member 1 includes a first insulator 11 and a first conductor 12; a lug joint 121 is arranged at a first end of the first conductor 12, a first thread groove 122 is arranged at a second end of the first conductor 12, and the first insulator 11 is sleeved on the first conductor 12; the second connector 2 includes a second insulator 21 and a second conductor 22; the first end of the second conductor 22 is provided with a first protrusion 221 matching the first screw groove 122, and the second insulator 21 covers the second end of the second conductor 22.
More specifically, the lug connection 121 mates with a lug of a cable termination; the first protrusion 221 is screwed with the first thread groove 122, and the length of the first protrusion 221 may be greater than the depth of the first thread groove 122, so that a portion of the first protrusion 221 may be exposed outside the first thread groove 122 while the first protrusion 221 may be stably screwed with the first thread groove 122.
In the embodiment, when the cable terminal is used, the lug joint 121 of the first connecting piece 1 may be connected to a lug in the cable terminal, and then the first protrusion 221 of the second connecting piece 2 is installed in the first thread groove 122 of the first connecting piece 1 by a thread, and it is required to ensure that the first protrusion 221 does not completely fall into the first thread groove 122 during installation, so that the cable terminal, the first conductor 12, and the second conductor 22 are sequentially electrically connected, at this time, a new wire clamp connection position may be formed at a portion of the first protrusion 221 exposed in the first thread groove 122, and a worker may directly clamp a wire clamp of a testing instrument to the exposed portion of the first protrusion 221, so that the wire clamp may be electrically connected to the lug of the cable terminal through the first protrusion 221, and connection between the testing instrument and the cable terminal is completed, so that the cable terminal may be tested by the testing instrument in the following process. This embodiment can extend the inside lug length of terminal through first connecting piece 1 and second connecting piece 2 to can more firmly be connected cable and test equipment during high-voltage testing, increase high-voltage electrical test's stability and reliability, solve effectively among the prior art exist because the lug of cable terminal is inseparable with test fastener contact, lead to the technical problem that the electric power accident takes place easily
Further, in the present embodiment, an end of the first insulator 11 away from the second connector 2 is provided with a first magnet 111. When the base of terminal head is dismantled through the instrument, the instrument often is the iron tool, can take place friction loss between instrument and the terminal head surface in the past for a long time for some iron fillings remain on the surface of terminal head, can reduce the iron fillings on the lug surface in the terminal head through first magnet 111, can avoid iron fillings to influence the lug normal butt joint of lug joint 121 and terminal head.
Further, in the present embodiment, the diameter of the first protrusion 221 is equal to the diameter of the lug joint 121. Because the cable terminal is connected with the first connecting piece 1 through the lug and the lug joint 121, the first connecting piece 1 is connected with the second connecting piece 2 through the first protrusion 221 and the first thread groove 122, and the diameter of the first protrusion 221 is set to be equal to that of the lug joint 121, so that not only can the connection stability between the cable terminal and the first connecting piece 1 and the second connecting piece 2 be ensured, but also the conductive stability between the cable terminal and the first connecting piece 1 and the second connecting piece 2 can be ensured.
Further, in this embodiment, the connecting clamp groove 222 is formed in the periphery of the first protrusion 221, the diameter of the portion, which needs to be clamped, of the cable clamp can be reduced by the connecting clamp groove 222, a cable clamp clamping position which facilitates clamping and fixing of the cable clamp of the testing apparatus to the first protrusion 221 can be provided, and the worker can fix the cable clamp of the testing apparatus to the first protrusion 221 quickly.
Further, in the present embodiment, referring to fig. 2, the end portion of the first connecting member 1 close to the second connecting member 2 is provided with a first limiting member 13 extending outwards; the end of the second connecting member 2 close to the first connecting member 1 is provided with a second limiting member 23 corresponding to the first limiting member 13. Firstly, the lug joint 121 of the first connecting piece 1 is inserted into a lug in a cable terminal, then the second connecting piece 2 is rotated to enable the first protrusion 221 to be continuously screwed into the first thread groove 122, when the first limiting piece 13 and the second limiting piece 23 are close to each other, a wire clamp of a test instrument is clamped on the connecting clamp groove 222 of the first protrusion 221, the second connecting piece 2 is continuously rotated to reduce the distance between the first limiting piece 13 and the second limiting piece 23 until the wire clamp of the test instrument can be positioned between the first limiting piece 13 and the second limiting piece 23, the condition that the wire clamp is separated from the first protrusion 221 in a left-right loose mode can be avoided through the arrangement of the first limiting piece 13 and the second limiting piece 23, and the connection stability of the wire clamp of the test instrument and the first protrusion 221 is favorably ensured.
Further, in the present embodiment, a third connecting member 3 is further included; the first connecting piece 1 is connected with the second connecting piece 2 through a third connecting piece 3. When the requirement of clamping and fixing the wire clamp of the testing instrument cannot be met only by extending the lengths of the first connecting piece 1 and the second connecting piece 2, the third connecting piece 3 can be added between the first connecting piece 1 and the second connecting piece 2, so that the length of the wire lug inside the extension terminal is further prolonged, and the requirement of conducting connection between the wire clamp of the testing instrument and the wire lug inside the cable terminal is met. The number of the third connecting pieces 3 is designed according to actual needs.
Further, in the present embodiment, referring to fig. 3, the third connecting member 3 includes a third insulator 31 and a third conductor 32; the first end of the third connecting member 3 is provided with a second protrusion 321 matching with the first thread groove 122, the second end of the third connecting member 3 is provided with a second thread groove 322 matching with the first protrusion 221, and the third insulator 31 is sleeved on the third conductor 32. Firstly, the lug joint 121 of the first connecting piece 1 is inserted into a lug in a cable terminal, then the third connecting piece 3 is rotated to ensure that the second protrusion 321 is continuously screwed into the first thread groove 122, after the first connecting piece 1 and the third connecting piece 3 are connected and fixed through the second protrusion 321 and the first thread groove 122, the second connecting piece 2 is rotated to ensure that the first protrusion 221 is continuously screwed into the second thread groove 322, thereby realizing the sequential conductive connection of the cable terminal, the first conductor 12, the third conductor 32 and the second conductor 22, at this time, the part of the first protrusion 221 exposed out of the second thread groove 322 can form a new wire clamp connecting position, a worker can directly clamp a wire clamp of a test instrument to the exposed part of the first protrusion 221, so that the wire clamp can be conductively connected with the lug of the cable terminal through the first protrusion 221 to complete the connection of the test instrument and the cable terminal, so that the cable termination can be tested by the testing instrument subsequently.
Further, in the present embodiment, one end of the first insulator 11 near the third insulator 31 is provided with a second magnet 112; one end of the third insulator 31 near the first insulator 11 is provided with a third magnet 311. That is to say second magnet 112 and third magnet 311 set up on the contact surface of first insulator 11 and third insulator 31, through the mutual adsorption of second magnet 112 and third magnet 311, can strengthen the connection stability between first connecting piece 1 and the third connecting piece 3, be favorable to avoiding appearing not hard up condition between first connecting piece 1 and the third connecting piece 3, and then be favorable to guaranteeing stability and reliability of test equipment when experimental to the cable terminal.
More specifically, in order to ensure the connection stability of the first connecting member 1 and the third connecting member 3, a protective connecting sleeve may be sleeved on the periphery of the connection portion of the first connecting member 1 and the third connecting member 3, and the protective connecting sleeve may further enhance the connection stability between the first connecting member 1 and the third connecting member 3.
Further, in the present embodiment, the end of the second connecting member 2 away from the first connecting member 1 is provided with a fixing member 24. With the increase of the third connecting piece 3, the lug of the cable terminal can not support the weight of the first connecting piece 1, the third connecting piece 3 and the second connecting piece 2, therefore, the fixing member 24 is additionally provided at the other end of the second connecting member 2, so that the worker can fix the fixing member 24 of the second connecting member 2 to a corresponding workbench through a hook, a lifting rope or other means, so that the lug of the cable termination and the work bench can together support the weight of the first connector 1, the third connector 3 and the second connector 2, thereby the junction between first connecting piece 1, third connecting piece 3 and the second connecting piece 2 takes place not hard up when avoiding experimental, is favorable to guaranteeing the connection stability between first connecting piece 1, third connecting piece 3 and the second connecting piece 2 when experimental, and then is favorable to guaranteeing stability and reliability of test equipment when experimental to the cable terminal.
Further, in this embodiment, the first conductor 12, the second conductor 22, and the third conductor 32 are all made of copper, aluminum, or copper-aluminum alloy, and since copper, aluminum, or copper-aluminum alloy has the advantages of good electrical conductivity, low cost, and mature manufacturing process, the first conductor 12, the second conductor 22, and the third conductor 32 made of copper, aluminum, or copper-aluminum alloy have good electrical conductivity, so as to ensure the stability and reliability of the test equipment in testing the cable terminal.
More specifically, the first conductor 12, the second conductor 22, and the third conductor 32 may also be other high conductivity materials with good conductivity, and the description thereof is omitted here.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A test auxiliary tool is characterized by comprising a first connecting piece and a second connecting piece;
the first connecting piece comprises a first insulator and a first conductor;
a lug joint is arranged at the first end of the first conductor, a first thread groove is arranged at the second end of the first conductor, and the first insulator is sleeved on the first conductor;
the second connector comprises a second insulator and a second conductor;
the first end of the second conductor is provided with a first bulge matched with the first thread groove, and the second end of the second conductor is coated by the second insulator.
2. The trial aide of claim 1, wherein an end of the first insulator remote from the second connector is provided with a first magnet.
3. The trial aide of claim 1, wherein the diameter of the first projection is equal to the diameter of the lug joint.
4. The trial aide of claim 1, wherein the first projection has an attachment clip groove formed in an outer periphery thereof.
5. The auxiliary testing tool according to claim 1, wherein a first limiting member extends outwards from the end of the first connecting member close to the second connecting member;
the end part of the second connecting piece close to the first connecting piece extends outwards to form a second limiting piece corresponding to the first limiting piece.
6. The trial aide of claim 1, further comprising a third connector;
the first connecting piece is connected with the second connecting piece through the third connecting piece.
7. The trial aide of claim 6, wherein the third connector includes a third insulator and a third conductor;
the first end of the third connecting piece is provided with a second protrusion matched with the first thread groove, the second end of the third connecting piece is provided with a second thread groove matched with the first protrusion, and the third insulator is sleeved on the third conductor.
8. The testing aid of claim 7, wherein the first insulator has a second magnet disposed at an end thereof adjacent the third insulator;
and a third magnet is arranged at one end of the third insulator close to the first insulator.
9. The trial aide of claim 8, wherein the second connector is provided with a fastener at an end remote from the first connector.
10. The testing aid of any one of claims 1-9, wherein the first conductor and the second conductor are copper, aluminum, or a copper aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010878428.1A CN111983267B (en) | 2020-08-27 | 2020-08-27 | Test auxiliary tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010878428.1A CN111983267B (en) | 2020-08-27 | 2020-08-27 | Test auxiliary tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111983267A true CN111983267A (en) | 2020-11-24 |
| CN111983267B CN111983267B (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010878428.1A Active CN111983267B (en) | 2020-08-27 | 2020-08-27 | Test auxiliary tool |
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| CN (1) | CN111983267B (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1501293A (en) * | 1975-03-05 | 1978-02-15 | Thompson J | Solderless electrical connections |
| JPH02133873U (en) * | 1989-04-07 | 1990-11-07 | ||
| JP2008185449A (en) * | 2007-01-30 | 2008-08-14 | Chugoku Electric Power Co Inc:The | Terminal tool for detecting voltage phase |
| JP2010170747A (en) * | 2009-01-20 | 2010-08-05 | Fuji Electric Ind Co Ltd | Test wiring tool of terminal block |
| CN201945646U (en) * | 2010-12-14 | 2011-08-24 | 北京市电力公司 | Cable test tool |
| KR20120046950A (en) * | 2010-11-03 | 2012-05-11 | 한국전력공사 | Conductive plug set for voltage withstand test |
| JP2015159079A (en) * | 2014-02-25 | 2015-09-03 | 中国電力株式会社 | Connecting instrument and terminal connecting method |
| CN205562596U (en) * | 2016-02-05 | 2016-09-07 | 国网新疆电力公司乌鲁木齐供电公司 | Experimental connecting device of separable cable termination |
| US20160282192A1 (en) * | 2015-03-23 | 2016-09-29 | Nok9 Ab | Testing Device for Wireless Power Transfer and Associated Method |
| CN206892147U (en) * | 2017-05-22 | 2018-01-16 | 广东电网有限责任公司中山供电局 | A kind of shielding head of anti-corona interference |
| CN207133320U (en) * | 2017-04-25 | 2018-03-23 | 国网山东省电力公司枣庄供电公司 | A kind of novel power cable maintenance and test joint |
| CN108226580A (en) * | 2018-01-25 | 2018-06-29 | 国家电网公司 | Circuit-breaker testing wire clamp |
| CN207586260U (en) * | 2017-11-24 | 2018-07-06 | 广州供电局有限公司 | Cable apparatus for examination and repair |
| CN208046132U (en) * | 2018-04-28 | 2018-11-02 | 广东电网有限责任公司 | Cable terminal connection device and detecting system |
| CN208350854U (en) * | 2018-07-12 | 2019-01-08 | 广东电网有限责任公司 | Cable testing connecting bar |
| CN211148724U (en) * | 2019-10-17 | 2020-07-31 | 广东电网有限责任公司 | Single-side test joint for 10kV cable test |
-
2020
- 2020-08-27 CN CN202010878428.1A patent/CN111983267B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1501293A (en) * | 1975-03-05 | 1978-02-15 | Thompson J | Solderless electrical connections |
| JPH02133873U (en) * | 1989-04-07 | 1990-11-07 | ||
| JP2008185449A (en) * | 2007-01-30 | 2008-08-14 | Chugoku Electric Power Co Inc:The | Terminal tool for detecting voltage phase |
| JP2010170747A (en) * | 2009-01-20 | 2010-08-05 | Fuji Electric Ind Co Ltd | Test wiring tool of terminal block |
| KR20120046950A (en) * | 2010-11-03 | 2012-05-11 | 한국전력공사 | Conductive plug set for voltage withstand test |
| CN201945646U (en) * | 2010-12-14 | 2011-08-24 | 北京市电力公司 | Cable test tool |
| JP2015159079A (en) * | 2014-02-25 | 2015-09-03 | 中国電力株式会社 | Connecting instrument and terminal connecting method |
| US20160282192A1 (en) * | 2015-03-23 | 2016-09-29 | Nok9 Ab | Testing Device for Wireless Power Transfer and Associated Method |
| CN205562596U (en) * | 2016-02-05 | 2016-09-07 | 国网新疆电力公司乌鲁木齐供电公司 | Experimental connecting device of separable cable termination |
| CN207133320U (en) * | 2017-04-25 | 2018-03-23 | 国网山东省电力公司枣庄供电公司 | A kind of novel power cable maintenance and test joint |
| CN206892147U (en) * | 2017-05-22 | 2018-01-16 | 广东电网有限责任公司中山供电局 | A kind of shielding head of anti-corona interference |
| CN207586260U (en) * | 2017-11-24 | 2018-07-06 | 广州供电局有限公司 | Cable apparatus for examination and repair |
| CN108226580A (en) * | 2018-01-25 | 2018-06-29 | 国家电网公司 | Circuit-breaker testing wire clamp |
| CN208046132U (en) * | 2018-04-28 | 2018-11-02 | 广东电网有限责任公司 | Cable terminal connection device and detecting system |
| CN208350854U (en) * | 2018-07-12 | 2019-01-08 | 广东电网有限责任公司 | Cable testing connecting bar |
| CN211148724U (en) * | 2019-10-17 | 2020-07-31 | 广东电网有限责任公司 | Single-side test joint for 10kV cable test |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111983267B (en) | 2023-08-29 |
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