CN104793024B - A kind of high-tension cable branch line case cable testing termination and its application method - Google Patents

A kind of high-tension cable branch line case cable testing termination and its application method Download PDF

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Publication number
CN104793024B
CN104793024B CN201510180835.4A CN201510180835A CN104793024B CN 104793024 B CN104793024 B CN 104793024B CN 201510180835 A CN201510180835 A CN 201510180835A CN 104793024 B CN104793024 B CN 104793024B
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China
Prior art keywords
terminal box
shell
socket
pedestal
load switch
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CN201510180835.4A
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CN104793024A (en
Inventor
潘顺发
王文祝
蔡奕龙
李晓铁
王超平
蔡铭爵
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State Grid Corp of China SGCC
State Grid Fujian Electric Power Co Ltd
Shishi Power Supply Co of State Grid Fujian Electric Power Co Ltd
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State Grid Corp of China SGCC
State Grid Fujian Electric Power Co Ltd
Shishi Power Supply Co of State Grid Fujian Electric Power Co Ltd
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Publication of CN104793024A publication Critical patent/CN104793024A/en
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Abstract

The invention belongs to field of electrical equipment, and in particular to a kind of termination and its application method for cable testing, it is characterised in that:Including on-load switch pedestal and terminal box, the on-load switch pedestal is arranged on load switching unit, including pedestal and from the outwardly extending socket of pedestal, the terminal box includes shell, contact, wire conductors and connection bolt, one end of shell is equipped with pluggable in the opening on the socket of on-load switch pedestal, wire conductors are fixedly installed in the shell of terminal box, one end of wire conductors is connect with contact, the other end and connection bolt connect, shell is sheathed in socket when use, and nationality is connect by being open with socket.In use, first terminal box is plugged on on-load switch pedestal, terminal box is removed after completing cable testing by the connection bolt of terminal box.The termination simplifies the preparation before carrying out high-tension cable experiment, and improves the safety of high-tension cable experiment.

Description

A kind of high-tension cable branch line case cable testing termination and its application method
Technical field
The invention belongs to field of electrical equipment, and in particular to a kind of termination and its user for cable testing Method.
Background technology
The step of when using conventional method to the progress cable testing of high-tension cable branch line case, is complex, needs to open and divide The front/rear door and cable vault's chamber door of branch line case could start the cable tested, and unloaded due to electrification after unloading a large amount of cables, need It placement to handle, be needed again by the cable meeting of link branch line case after completing cable testing with caution.Time-consuming for conventional method, dangerous High, operation requires height, and it is to need power operation to carry out cable testing, is inconvenient.
To solve the above problems, in the prior art, if Authorization Notice No. is the high-potting terminal box of 203786164U, Solve in conventional test methods that time-consuming, operation requires the defects of high, but the device uses conducting wire as terminals, is easy to lead Cause the failures such as short circuit;Such as the cable test tool that Authorization Notice No. is 201945646U, pass through the stick that an inside is conductor Shape tool avoids the danger of short circuit, but since it is inner conductor, external package insulating layer, end conductor as terminals Exposed structure, as misoperation can bring Danger Electric shock risk to operating personnel.Wiring dress used when above-mentioned high-tension cable experiment Improvement must be advanced optimized by setting.
Invention content
It is cheap using handy and safe, manufacturing cost that in view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of The application method of high-tension cable branch line case cable testing termination and the device.
The present invention adopts the following technical scheme that:A kind of high-tension cable branch line case cable testing termination is provided, it is special Sign is:Including on-load switch pedestal and terminal box, wherein:The on-load switch pedestal is arranged on load switching unit, Including pedestal and from the outwardly extending socket of pedestal;The terminal box includes shell, contact, wire conductors and connection bolt, One end of shell be equipped with it is pluggable in the opening on the socket of on-load switch pedestal, wire conductors are fixedly installed on the shell of terminal box In vivo, one end of wire conductors connect with contact, the connection of the other end and connection bolt, shell is sheathed in socket when use, and Nationality is connect by being open with socket.
Further, further include the operation stick made of insulating materials, the front end of operation stick is equipped with the wiring with terminal box The adaptable nut of bolt, rear end are equipped with handle, operation stick by the nut of front end separatably with the connection bolt of terminal box Connection.
Further, the socket of the on-load switch pedestal and the shell of terminal box are transparent acrylic material.
Further, the opening of the shell of the terminal box is blind end set on the rear end of front end, shell, and described connects Line bolt-through and the rear end for being fixed at shell.
Further, the socket of the on-load switch pedestal is equipped with guide groove, is equipped in the shell of the terminal box With the matched gib block of the guide groove.
Further, the contact of the terminal box is Mume flower contact.
A kind of application method of high-tension cable branch line case cable testing termination, it is characterised in that:Including following step Suddenly:
Step 1, on-load switch pedestal is installed on load switching unit, which makes in high-tension cable branch line case input With preceding completion;
Step 2, the chamber door for opening high-tension cable branch line case, terminal box is plugged on the socket of on-load switch pedestal, And ensure that contact is reliably connected with load switching unit;
Step 3, cable testing is carried out by the connection bolt in terminal box;
Step 4, after completing cable testing, terminal box is extracted.
Further, further include made of insulating materials, front end is equipped with the nut that matches with connection bolt, end is set There is an operation stick of handle, in step 2, first terminal box is connected in the operation stick, is plugged into terminal box by operation stick negative Operation stick in step 4, is first connected in terminal box, is connect by operation stick extraction by unloading operation stick after lotus switchs on pedestal Wire box.
Further, the on-load switch pedestal and the shell of terminal box are made using transparent acrylic, are inserted in step 2 Observed by the shell of transparent on-load switch pedestal and terminal box when connecing terminal box and ensure terminal box grafting in place, contact with Load switching unit is reliably connected.
By the above-mentioned description of this invention it is found that compared with prior art, the advantageous effect that the present invention can use is:It simplifies The preparation before high-tension cable experiment is carried out, and improves the safety of high-tension cable experiment.
Description of the drawings
Fig. 1 is the appearance diagram of on-load switch pedestal in the embodiment of the present invention.
Fig. 2 is the phantom of the pedestal of on-load switch pedestal in the embodiment of the present invention.
Fig. 3 is the appearance diagram of terminal box in the embodiment of the present invention.
Fig. 4 is the assembling figure of terminal box in the embodiment of the present invention.
Fig. 5 is the appearance diagram of operation stick in the embodiment of the present invention.
Fig. 6 is that terminal box is plugged on the status diagram on on-load switch pedestal in the embodiment of the present invention.
Specific implementation mode
Embodiment in below in conjunction with the accompanying drawings to a kind of high-tension cable branch line case cable testing termination of the present invention and Its application method is described in further detail.
The cable testing termination includes on-load switch pedestal 1, terminal box 2 and operation stick 3, wherein on-load switch seat The structure of body 1 is referring to shown in Fig. 1, Fig. 2, and the structure of terminal box 2 is referring to shown in Fig. 3, Fig. 4, and the structure of operation stick 3 is referring to Fig. 5 institutes Show, state when terminal box 2 is plugged on on-load switch pedestal 1 is shown in Figure 6.For ease of understanding the inside of the termination Structure, Fig. 2 and Fig. 4 are presented by the way of partial cross.
On-load switch pedestal 1 is directly installed on load switching unit 100.
On-load switch pedestal 1 is equipped with pedestal 11 and socket 12, and pedestal 11 is equipped with the cable through-hole 13 through pedestal 11 The socket mounting groove 14 being connected to with cable through-hole 13, socket 12 are transparent acrylic material, are fixed by socket mounting groove 14 On the pedestal 11, socket 12 is equipped with guide groove 15 for installation.On-load switch pedestal 1 is fixedly mounted on on-load switch by pedestal 11 On unit 100, the static contact 101 of load switching unit 100 extends to socket 12.
Terminal box 2 includes shell 21, end cap 22, Mume flower contact 23, wire conductors 24, connection bolt 25 and nut 26, shell Body 21 is transparent acrylic material, the front end of shell 21 be it is pluggable be open on socket 12, the inner wall of shell 21 be equipped with The gib block 27 that guide groove 15 in on-load switch pedestal 1 on socket 12 matches, end cap 22 are fixedly connected on 21 rear end of shell, The front end connection Mume flower contact 23 of wire conductors 24, rear end connect connection bolt 25, and connection bolt 25 runs through and by nut 26 It is fixed on end cap 22.Terminal box 2 is plugged on Mume flower contact 23 and load switching unit when on the socket 12 of on-load switch pedestal 1 100 static contact 101 closely connects.
The main body of operation stick 3 is insulating bar 31, and the front end of the insulating bar 31 is equipped with 25 phase of connection bolt with terminal box 1 The nut 32 matched, end be equipped with for gripping handle 33.
The application method of the cable testing termination includes the following steps:
Step 1, terminal box 2 is connect with operation stick 3, i.e., 2 in terminal box on connection bolt 25 and operation stick 3 on nut 32 connections, it is ensured that the secure and reliable connection;
Step 2, terminal box 2 is plugged on the socket 12 on on-load switch pedestal 1, really by the handle 33 of hand-held stick 3 Protect the Mume flower contact 23 in terminal box 2 and 101 secure and reliable connection of static contact on load switching unit 100;
Step 3, unloading operation stick 3, the wiring on connection bolt 23 start cable testing;
Step 4, after completing cable testing, operation stick 3 is connect with terminal box 2 again, extracts terminal box 2.
The specific embodiment of the present invention is above are only, but the conception that is related to of the present invention is not limited thereto, all profits The change for carrying out unsubstantiality to the present invention with this design, should all belong to the behavior for invading the scope of the present invention.

Claims (8)

1. a kind of high-tension cable branch line case cable testing termination, it is characterised in that:Including on-load switch pedestal and wiring Box, wherein:
The on-load switch pedestal is arranged on load switching unit, including pedestal and from the outwardly extending socket of pedestal;
The terminal box includes shell, contact, wire conductors and connection bolt, and one end of shell is opened equipped with pluggable in load The opening on the socket of pedestal is closed, wire conductors are fixedly installed in the shell of terminal box, and one end and the contact of wire conductors connect It connects, the connection of the other end and connection bolt, shell is sheathed in socket when use, and nationality is connect by being open with socket;
Pedestal is equipped with cable through-hole and the socket mounting groove that is connected to cable through-hole through pedestal, load switching unit it is quiet Contact extends to socket, and it is tight that terminal box is plugged on the static contact of contact and load switching unit when on the socket of on-load switch pedestal Close connection;Further include the operation stick made of insulating materials, the front end of operation stick is equipped with to be adapted with the connection bolt of terminal box Nut, rear end be equipped with handle, operation stick separatably connect with the connection bolt of terminal box by the nut of front end.
2. a kind of high-tension cable branch line case cable testing termination according to claim 1, it is characterised in that:It is described On-load switch pedestal socket and terminal box shell be transparent acrylic material.
3. a kind of high-tension cable branch line case cable testing termination according to claim 1, it is characterised in that:It is described The opening of shell of terminal box set on the rear end of front end, shell be blind end, the connection bolt runs through and is fixedly installed In the rear end of shell.
4. a kind of high-tension cable branch line case cable testing termination according to claim 1, it is characterised in that:It is described The socket of on-load switch pedestal be equipped with guide groove, be equipped in the shell of the terminal box and the matched guiding of the guide groove Item.
5. a kind of high-tension cable branch line case cable testing termination according to claim 1, it is characterised in that:It is described Terminal box contact be Mume flower contact.
6. a kind of user of such as high-tension cable branch line case cable testing termination described in any one of claim 1 to 5 Method, it is characterised in that:Include the following steps:
Step 1, on-load switch pedestal is installed on load switching unit, the step is before high-tension cable branch line case comes into operation It completes;
Step 2, the chamber door for opening high-tension cable branch line case, terminal box is plugged on the socket of on-load switch pedestal, and really Contact is protected to be reliably connected with load switching unit;
Step 3, cable testing is carried out by the connection bolt in terminal box;
Step 4, after completing cable testing, terminal box is extracted.
7. a kind of application method of high-tension cable branch line case cable testing termination according to claim 6, special Sign is:Further include made of insulating materials, front end be equipped with match with connection bolt nut, end be equipped with handle behaviour Make stick, in step 2, first terminal box is connected in the operation stick, terminal box is plugged by on-load switch pedestal by operation stick Operation stick in step 4, is first connected in terminal box, terminal box is being extracted by operation stick by unloading operation stick after upper.
8. a kind of application method of high-tension cable branch line case cable testing termination according to claim 7, special Sign is:The shell of the on-load switch pedestal and terminal box is made using transparent acrylic, in step 2 when grafting terminal box Observed by the shell of transparent on-load switch pedestal and terminal box and ensure terminal box grafting in place, contact and on-load switch list Member is reliably connected.
CN201510180835.4A 2015-04-16 2015-04-16 A kind of high-tension cable branch line case cable testing termination and its application method Active CN104793024B (en)

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CN111337857B (en) * 2020-04-21 2022-06-28 广东电网有限责任公司梅州供电局 Test cable line pair instrument of cologne module
CN111796126A (en) * 2020-06-20 2020-10-20 国网湖北省电力有限公司武汉市江夏区供电公司 Cable box cable test wiring device and wiring method thereof

Citations (10)

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Publication number Priority date Publication date Assignee Title
DE4208067C1 (en) * 1992-03-13 1993-07-22 Weidmueller Interface Gmbh & Co, 4930 Detmold, De Test plug for electrical series clamps - contains sprung contacting device with spring=loaded arms insertable into clamp
CN201430410Y (en) * 2009-06-25 2010-03-24 泉州七星电气有限公司 Cable terminal connector with earth rod
CN202205609U (en) * 2011-09-28 2012-04-25 泉州科力电气有限公司 Base cover for conveniently plugging and inserting high-voltage switch
CN202423660U (en) * 2012-01-16 2012-09-05 泉州科力电气有限公司 Grounding box applied to cable branch box
CN202503253U (en) * 2012-04-09 2012-10-24 泉州科力电气有限公司 Branching sleeve applicable to boundary case of high voltage cable switch
CN103227438A (en) * 2013-03-29 2013-07-31 湖南昊晟机电设备有限公司 Outgoing line module of low-voltage cable branch box
CN203178313U (en) * 2013-03-13 2013-09-04 镇江市计量实验工厂 High voltage shielding conversion socket
CN204065156U (en) * 2014-08-22 2014-12-31 湖南中普防雷股份有限公司 For the device of antenna feeder Surge Protector subtest
CN204088605U (en) * 2014-09-17 2015-01-07 四川省顺安电器有限公司 Cable branch box Special grounding jockey
CN204556669U (en) * 2015-04-16 2015-08-12 国家电网公司 A kind of high-tension cable branch line case cable testing termination

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4208067C1 (en) * 1992-03-13 1993-07-22 Weidmueller Interface Gmbh & Co, 4930 Detmold, De Test plug for electrical series clamps - contains sprung contacting device with spring=loaded arms insertable into clamp
CN201430410Y (en) * 2009-06-25 2010-03-24 泉州七星电气有限公司 Cable terminal connector with earth rod
CN202205609U (en) * 2011-09-28 2012-04-25 泉州科力电气有限公司 Base cover for conveniently plugging and inserting high-voltage switch
CN202423660U (en) * 2012-01-16 2012-09-05 泉州科力电气有限公司 Grounding box applied to cable branch box
CN202503253U (en) * 2012-04-09 2012-10-24 泉州科力电气有限公司 Branching sleeve applicable to boundary case of high voltage cable switch
CN203178313U (en) * 2013-03-13 2013-09-04 镇江市计量实验工厂 High voltage shielding conversion socket
CN103227438A (en) * 2013-03-29 2013-07-31 湖南昊晟机电设备有限公司 Outgoing line module of low-voltage cable branch box
CN204065156U (en) * 2014-08-22 2014-12-31 湖南中普防雷股份有限公司 For the device of antenna feeder Surge Protector subtest
CN204088605U (en) * 2014-09-17 2015-01-07 四川省顺安电器有限公司 Cable branch box Special grounding jockey
CN204556669U (en) * 2015-04-16 2015-08-12 国家电网公司 A kind of high-tension cable branch line case cable testing termination

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