CN105811333B - A kind of cable routing box for intelligent substation electronic device - Google Patents

A kind of cable routing box for intelligent substation electronic device Download PDF

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Publication number
CN105811333B
CN105811333B CN201410838315.3A CN201410838315A CN105811333B CN 105811333 B CN105811333 B CN 105811333B CN 201410838315 A CN201410838315 A CN 201410838315A CN 105811333 B CN105811333 B CN 105811333B
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China
Prior art keywords
box
cable routing
metal
box body
cover board
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CN201410838315.3A
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Chinese (zh)
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CN105811333A (en
Inventor
张卫东
郭韶杰
张晓莉
王昊天
艾淑云
郭泽璞
唐翼
商善泽
赵颖科
刘慧海
王剑宇
张逸帆
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China Electric Power Research Institute Co Ltd CEPRI
North China Electric Power University
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China Electric Power Research Institute Co Ltd CEPRI
North China Electric Power University
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Priority to CN201410838315.3A priority Critical patent/CN105811333B/en
Publication of CN105811333A publication Critical patent/CN105811333A/en
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Abstract

The present invention provides a kind of cable routing boxes for intelligent substation electronic device, the outer wall of the box body of the wiring casing is equipped with the multiple metal ends that can be grounded nearby in several ways, it is equipped with metal groove on 2 box side walls of box body, shielding finger is equipped in metal groove, and 2 cover sidewalls of upper end cover board are the bare metal of paint-removing.Compared to the prior art, a kind of cable routing box for intelligent substation electronic device provided by the invention obviously weakens directly affecting for transient state shell potential rise by way of distributed grounding, the transient current encouraged on wiring casing is greatly reduced, to reduce the disturbance voltage incuded on inside cable;And the special designing of its box body structure is easier to install and safeguard, while reducing influence of the GIS shell ground potential liters to intelligent electronic device cable, improves the shield effectiveness of cable routing box.

Description

A kind of cable routing box for intelligent substation electronic device
Technical field
The present invention relates to electrical engineering fields, in particular to a kind of cable routing for intelligent substation electronic device Box.
Background technology
Currently, the integrated and intelligent electronic device site of intelligent high-voltage equipment is as new developing direction in substation Gradually start.But to manufacture division of labor and lines of specialities thinner by electrician for a long time in China, large enterprise be difficult to possess simultaneously it is advanced primary and Secondary technology, the whole joint-detection problem in intelligent high-voltage equipment scene, site intelligent electronic device reliability test problems are Cause great attention in the industry.It is badly in need of Performance Evaluation and intelligent electronic device the reliability detection for intelligent high-voltage equipment entirety Technology conducts a research work.In China's electric system, due to switching manipulation, thunder and lightning, radiation field, power frequency magnetic field etc. Caused interference incident all occurs repeatedly, and result causes device cisco unity malfunction, or even causes the damage of element or equipment It is bad.If not properly settling its electromagnetic compatibility problem, certainly will constitute a serious threat to securely and reliably producing.
The cable routing box of intelligent electronic device is in extremely severe electromagnetic environment.According to scene to cable routing box Research, the wiring casing of the secondary cable of existing intelligent substation component is bridging arrangement, cannot normally only in two-terminal-grounding Inhibit shell ground potential liter well;And since finish coatings causes shield effectiveness very low.Because overlap material bending deformation or The out-of-flatness of person's mating surface, in nonmetallic contact lap-joint there are gap, these gaps are to destroy wiring casing electrical continuity Principal element causes larger electromagnetic leakage.
Therefore, a kind of cable routing box how is designed, can be used to inhibit external electromagnetic field to wiring casing inner cable The radiation disturbance of conducting wire, while reducing influence of the ground potential liter to intelligent electronic device cable.It is that those skilled in the art are urgently to be resolved hurrily The problem of.
Invention content
In view of this, the present invention provides a kind of cable routing box for intelligent substation electronic device, the cable routing Box reduces GIS shell ground potential liters to intelligent electronic device cable by the design of dispersion multiterminal ground connection and special construction It influences, while improving the shield effectiveness of cable routing box.
A kind of cable routing box for intelligent substation electronic device, surface are covered in the cable routing box of paint and contain Equipped with cable, the cable routing box connection convergence control cabinet and intelligent assembly, the intelligent assembly are arranged on GIS shells, place Metallic support on the ground supports the GIS shells,
The cable routing box includes box body and upper end cover board, and the outer wall of the box body is equipped with multiple metal ends, described Multiple metal ends are grounded nearby.
Preferably, the outer surface of the GIS shells is metal, and multiple metal ends are arranged nearby in the GIS shells On, and then be grounded.
Preferably, multiple metal ends on the box body are arranged nearby in the metal frame, and then are grounded.
Preferably, each position of the metal end on the outer wall of the box body is according to the box body and ground, the control that converges The position relationship of cabinet, GIS shells and metallic support is arranged.
Preferably, the upper end cover board with the box body is detachable engages.
Preferably, the upper end cover board includes head cover and is vertically arranged 2 cover sidewalls of head cover homonymy;The box body packet Include bottom plate and 2 box side walls for being vertically arranged bottom plate homonymy;Distance between 2 cover sidewalls is slightly larger than 2 institutes State the distance between box side wall.
Preferably, be equipped with metal groove on 2 box side walls, the upper end cover board with the Snap of box When, the cover sidewall is inserted into the metal groove.
Preferably, shielding finger is equipped in the metal groove, the upper end cover board is described when with the Snap of box Cover sidewall is inserted between multiple shielding fingers.
Preferably, 2 cover sidewalls that the upper end cover board is contacted in engaging with the metal groove are naked Reveal metal.
It can be seen from the above technical scheme that the present invention provides a kind of cables for intelligent substation electronic device Wiring casing, the outer wall of the box body of the wiring casing is equipped with the multiple metal ends that can be grounded nearby in several ways, the 2 of box body It is equipped with metal groove on a box side wall, is equipped with shielding finger in metal groove, and two cover sidewalls of upper end cover board are equal To go the bare metal of paint-removing.So that the cable routing box obviously weakens transient state shell current potential by way of distributed grounding What is risen directly affects, and greatly reduces the transient current encouraged on wiring casing, to which what reduction incuded on inside cable disturbs Disturb voltage;And be easily installed and safeguard, influence of the GIS shell ground potential liters to intelligent electronic device cable is reduced, is carried simultaneously The high shield effectiveness of cable routing box.
Compared with the latest prior art, technical solution provided by the invention has following excellent effect:
1, technical solution provided by the invention can be connect in several ways by being equipped on the outer wall of the box body of wiring casing The mode of the distributed grounding of multiple metal ends on ground, realizing obviously weakens directly affecting for transient state shell potential rise, significantly The transient current encouraged on wiring casing is reduced, to reduce the disturbance voltage incuded on inside cable.
2, technical solution provided by the invention, by by multiple metal ends of box body and GIS shells or metallic support or The mode that person ground connects nearby so that the mode diversification of dispersion multiterminal ground connection is simultaneously easy to implement connection, improves technology people The installation effectiveness of member simultaneously saves time cost.
3, technical solution provided by the invention is significantly carried by the way that metal groove is arranged on 2 box side walls of box body The high shield effectiveness of cable routing box, and be easily installed and safeguard.
4, technical solution provided by the invention is put into shielding finger in groove, further shields external electromagnetic field, from And the gap of junction when wiring casing box body is closed with upper end cover board is reduced, improve the security performance of cable routing box.
5, technical solution provided by the invention, 2 lids that upper end cover board is contacted in engaging with the metal groove The contact surface of plate side wall is bare metal, that is, eliminates the paint for being coated in its surface originally, keep box body and upper end cover board direct Electrical connection, to further enhance the shield effectiveness of wiring casing.
6, technical solution provided by the invention, is widely used, and has significant Social benefit and economic benefit.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technology description briefly to introduce, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with Obtain other attached drawings according to these attached drawings.
Fig. 1 is the schematic diagram of the cable routing box for intelligent substation electronic device of the present invention;
Fig. 2 is the box body sectional view of the cable routing box for intelligent substation electronic device of the present invention;
Fig. 3 is the upper end cover board sectional view of the cable routing box for intelligent substation electronic device of the present invention;
When Fig. 4 is the upper end cover board and Snap of box of the cable routing box for intelligent substation electronic device of the present invention Sectional view.
Wherein, 1-cable routing box, 101-box side walls, 102-bottom plates, 103-metal grooves, 104-shielding springs Piece, 111-cover sidewalls, 112-head covers, 2-convergence control cabinets, 3-intelligent assemblies, 4-GIS shells, 5-ground, 6-metals End, 7-metallic supports.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on The embodiment of the present invention, every other reality obtained by those of ordinary skill in the art without making creative efforts Example is applied, shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of surface of cable routing box 1 for intelligent substation electronic device of the present invention is covered with Cable is loaded in paint and cable routing box 1, the both ends of cable routing box 1 extend respectively to connection convergence control cabinet 2 and smart group Part 3, intelligent assembly 3 are arranged on GIS shells 4, and convergence control cabinet 2 is placed on ground 5 vertically with metallic support 7, GIS shells 4 It is supported with metallic support 7, cable routing box 1 includes box body and upper end cover board, and the outer wall of box body is equipped with multiple metal ends 6, box Nearby ground connection of the multiple metal ends 6 apart from ground 5 closely on external wall, the close setting nearby of distance GIS shells 4 is in GIS shells 4 Outer metallic surface on, the nearby setting close apart from metallic support 7 is on metallic support 7.
Wherein, position of each metal end 6 on the outer wall of box body is according to box body and ground 5, convergence control cabinet 2, GIS shells 4 It is arranged with the position relationship of metallic support 7.
As shown in Figures 2 to 4, upper end cover board with box body is detachable engages;
Upper end cover board includes head cover 112 and is vertically arranged 2 cover sidewalls 111 of head cover homonymy;Box body includes bottom plate 102 With 2 box side walls 101 for being vertically arranged 102 homonymy of bottom plate;Distance between 2 cover sidewalls 111 is slightly larger than 2 box bodys The distance between side wall 101;
Metal groove 103 is equipped on 2 box side walls 101, upper end cover board is when with Snap of box, cover sidewall 111 It is inserted into the metal groove 103 on box side wall 101;
Multiple shielding fingers 104 are additionally provided in metal groove 103, when upper end cover board is when with the Snap of box, cover board Side wall 111 is inserted between multiple shielding fingers 104;Shielding finger 104 can be beryllium copper reed.
2 cover sidewalls 111 that upper end cover board is contacted in engaging with metal groove 103 are bare metal.
The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, although with reference to above-described embodiment pair The present invention is described in detail, those of ordinary skill in the art still can to the present invention specific implementation mode into Row changes either equivalent replacement and these exist without departing from any modification of spirit and scope of the invention or equivalent replacement Within the claims for applying for the pending present invention.

Claims (4)

1. a kind of cable routing box for intelligent substation electronic device, surface is covered in the cable routing box of paint and contains There are cable, the cable routing box connection convergence control cabinet and intelligent assembly, the intelligent assembly to be arranged in GIS shells, be placed on Metallic support on ground supports the GIS shells, which is characterized in that
The cable routing box includes box body and upper end cover board, and the outer wall of the box body is equipped with multiple metal ends, multiple described Metal end is grounded nearby;
The upper end cover board includes head cover and is vertically arranged 2 cover sidewalls of head cover homonymy;The box body includes bottom plate and hangs down 2 box side walls of straight setting bottom plate homonymy;Between slightly larger than 2 box side walls of distance between 2 cover sidewalls Distance;
Metal groove is equipped on 2 box side walls, the upper end cover board is when with the Snap of box, the cover board side Wall is inserted into the metal groove;
Shielding finger is equipped in the metal groove, the upper end cover board when with the Snap of box, insert by the cover sidewall Enter between multiple shielding fingers;
Each position of the metal end on the outer wall of the box body according to the box body and ground, convergence control cabinet, GIS shells and The position relationship of metallic support is arranged;
2 cover sidewalls that the upper end cover board is contacted in engaging with the metal groove are bare metal.
2. cable routing box as described in claim 1, which is characterized in that the outer surface of the GIS shells is metal, Duo Gesuo It states metal end to be nearby arranged on the GIS shells, and then is grounded.
3. cable routing box as claimed in claim 1 or 2, which is characterized in that multiple metal ends on the box body are just It is close to be arranged on the metallic support, and then be grounded.
4. cable routing box as described in claim 1, which is characterized in that the upper end cover board and the detachable card of the box body It closes.
CN201410838315.3A 2014-12-29 2014-12-29 A kind of cable routing box for intelligent substation electronic device Active CN105811333B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410838315.3A CN105811333B (en) 2014-12-29 2014-12-29 A kind of cable routing box for intelligent substation electronic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410838315.3A CN105811333B (en) 2014-12-29 2014-12-29 A kind of cable routing box for intelligent substation electronic device

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CN105811333B true CN105811333B (en) 2018-08-14

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002261487A (en) * 2001-03-05 2002-09-13 Boon Kogyo Kk Device for preventing leakage of electromagnetic wave
JP2003143734A (en) * 2001-11-01 2003-05-16 Nippon Telegraph & Telephone East Corp Wire protector
CN1893212A (en) * 2006-05-29 2007-01-10 周鹰 Indoor built-in opening-type comprehensive wire casing
CN101478119A (en) * 2009-01-24 2009-07-08 国网电力科学研究院 Earthing process for transforming plant protecting device shielding chamber
CN201311782Y (en) * 2008-11-21 2009-09-16 康建准 Converting station instrument electromagnetic interference resisting shielding device
CN201811807U (en) * 2010-10-21 2011-04-27 南京新宁光电工程有限公司 Online temperature measuring system of smart isolation switch
CN201851782U (en) * 2010-10-25 2011-06-01 浙江飞龙管业有限公司 Plastic slot type bridge frame with shielding function
CN202550430U (en) * 2012-04-16 2012-11-21 株洲南车时代电气股份有限公司 Electromagnetic shielding wiring slot
CN203813282U (en) * 2014-04-03 2014-09-03 中工国际工程股份有限公司 Transformer station

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002261487A (en) * 2001-03-05 2002-09-13 Boon Kogyo Kk Device for preventing leakage of electromagnetic wave
JP2003143734A (en) * 2001-11-01 2003-05-16 Nippon Telegraph & Telephone East Corp Wire protector
CN1893212A (en) * 2006-05-29 2007-01-10 周鹰 Indoor built-in opening-type comprehensive wire casing
CN201311782Y (en) * 2008-11-21 2009-09-16 康建准 Converting station instrument electromagnetic interference resisting shielding device
CN101478119A (en) * 2009-01-24 2009-07-08 国网电力科学研究院 Earthing process for transforming plant protecting device shielding chamber
CN201811807U (en) * 2010-10-21 2011-04-27 南京新宁光电工程有限公司 Online temperature measuring system of smart isolation switch
CN201851782U (en) * 2010-10-25 2011-06-01 浙江飞龙管业有限公司 Plastic slot type bridge frame with shielding function
CN202550430U (en) * 2012-04-16 2012-11-21 株洲南车时代电气股份有限公司 Electromagnetic shielding wiring slot
CN203813282U (en) * 2014-04-03 2014-09-03 中工国际工程股份有限公司 Transformer station

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