CN201936046U - Insulation joint box for optical fiber composite overhead ground wire - Google Patents

Insulation joint box for optical fiber composite overhead ground wire Download PDF

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Publication number
CN201936046U
CN201936046U CN2011200447661U CN201120044766U CN201936046U CN 201936046 U CN201936046 U CN 201936046U CN 2011200447661 U CN2011200447661 U CN 2011200447661U CN 201120044766 U CN201120044766 U CN 201120044766U CN 201936046 U CN201936046 U CN 201936046U
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CN
China
Prior art keywords
ground wire
optical fiber
fiber composite
overhead ground
composite overhead
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.)
Expired - Fee Related
Application number
CN2011200447661U
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Chinese (zh)
Inventor
陈军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHIJIAZHUANG HWANENG ELECTRIC CO Ltd
Original Assignee
SHIJIAZHUANG HWANENG ELECTRIC CO Ltd
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Filing date
Publication date
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Priority to CN2011200447661U priority Critical patent/CN201936046U/en
Application granted granted Critical
Publication of CN201936046U publication Critical patent/CN201936046U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses an insulation joint box for an optical fiber composite overhead ground wire, which comprises a joint box body and a joint box base. The joint box body and the joint box base are matched and connected; a through hole for the optical fiber composite overhead ground wire to penetrate through is arranged at the bottom of the joint box base; and the optical fiber composite overhead ground wire is fixed with the through hole through an incoming cable compressor; a connecting bracket is also arranged at the bottom of the joint box base; and the connecting bracket is connected with a fixer used for fixing the joint box base through an insulation component. The joint box continuously completed in this way can be completely installed through the fixer used for fixing the joint box base and without having to punch on a post and a tower; the ends of the joint box body, an incoming cable platen and the joint box base are metal products and are directly contacted with an OPGW (optical fiber composite overhead ground wire) cable with high induced voltage; therefore, the ends are correspondingly provided with high voltages; the high-voltage ends and a post or tower mounting and fixing frame are connected with the two ends of the insulation component; therefore, the insulation of the high voltage at the two ends of the joint box can be effectively realized.

Description

A kind of Optical Fiber composite overhead Ground Wire insulation joint box
Technical field
The utility model relates to a kind of connector box, particularly a kind of Optical Fiber composite overhead Ground Wire (Optical fiber composite overhead ground wires is hereinafter to be referred as OPGW) insulation joint box.
Background technology
Optical Fiber composite overhead Ground Wire (Optical fiber composite overhead ground wires, hereinafter to be referred as OPGW) be a kind of extraordinary communications optical cable of recent two decades developed and widespread use in electric system, it generally is erected at the ground line position of transmission and distribution line line pole tower, in system's dual compound action that plays lightning conducter and order wire in service.The OPGW optical cable is when installing and using, and general employing is by basic bar, the optimum directly grounded mode of tower.
In realizing process of the present utility model, the inventor finds that there is following problem at least in prior art:
Direct grounding way can be struck by lightning or during the generation systems short circuit, directly with lightning current or system short-circuit conduct current the earth, have been improved the reliability of ground connection lightning protection at circuit.Because the electromagnetic field that produces around the electrical lead can produce electromagnetism and electrostatic field coupling between ground wire and the electrical lead.With the directly grounded while of OPGW, can constitute the loop by the earth between ground wire and the ground wire, form circulation between the line of two ground wires.In addition, every lightning conducter is respectively again the loop with the earth, forms the induction current loop, the taking of this mode, and its result brings a large amount of additional electrical energy losses for transmission line of electricity.
In the practical application, another root ground wire of joint using in some power transmission sequences has carried out the insulating mounting of ground wire for bar, tower for energy-conservation needs, and OPGW causes resistance value less because of direct ground connection, this just causes two ground wires on the shaft tower top that coexists, and resistance to earth difference is very big.When meeting with thunderbolt, lightning current at first selects the less OPGW of resistance value to carry out earial drainage, can cause since disconnected fine, the disconnected stock market affairs of a lot of OPGW optical cables of thunderbolt generation, the safe operation of OPGW is brought huge hidden danger.
The utility model content
At the insulating mounting of Optical Fiber composite overhead Ground Wire when continuing, and different situations be electrically connected requirement, the utility model proposes and a kind ofly the OPGW composite ground wire can be carried out the connection of reliable optical communication aspect, can be electrically connected accordingly between two Optical Fiber composite overhead Ground Wire that continue, and stable, fitting operation novel optical fiber composite overhead ground wire insulation joint box is easily isolated in insulation.
Described technical scheme is as follows:
A kind of Optical Fiber composite overhead Ground Wire insulation joint box, comprise connector box box body, connector box base, the connector box box body is connected with the connector box base is suitable, described connector box base bottom is provided with the through hole that described Optical Fiber composite overhead Ground Wire is passed, and described Optical Fiber composite overhead Ground Wire is by advancing the cable hold down gag and described through hole is fixed, described connector box base bottom also is provided with the connection support, and described connection support is connected with the stationary installation that is used for fixing the connector box base by insulating component.
Preferred as technique scheme, described insulating component is made by supporting insulator or the strong non-metal insulating material of rigidity, and its termination is provided with joint flange, and described joint flange is provided with the connecting thread hole.
Preferred as technique scheme, described connection support is specially U type structure.
Preferred as technique scheme describedly advances the cable hold down gag and contains into the cable pressing plate, fills stationary pipes, stator, set nut, so that the Optical Fiber composite overhead Ground Wire fiber cable joint is fixed.
Preferred as technique scheme, the described stationary installation that is used for fixing the connector box base is specially fastening clips, and described fastening clips comprises fastening bolt, and described fastening bolt one end is provided with fastening sucker.
Preferred as technique scheme, described connecting thread hole is for more than 2 or 2.
Preferred as technique scheme, described connector box box body includes optical cable connection annex.
Preferred as technique scheme, optical cable connection annex is specially fibre storing disc.
The beneficial effect that the technical scheme that the utility model provides is brought is: the connector box after finishing of continuing need not just can finish the installation of connector box in bar, tower punching by being used for fixing the stationary installation of connector box base.The connector box box body, advance cable pressing plate, connector box base end be metallic article spare and with have the high-tension OPGW optical cable of induction and directly contact, this end has high voltage accordingly, this high-pressure side and bar or tower mounting and fixing support are connected the two ends of insulating component, effectively realize the high-tension insulation isolation in connector box two ends.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, to do one to the accompanying drawing that uses among the embodiment below introduces simply, apparently, below listed accompanying drawing only be embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 provides Optical Fiber composite overhead Ground Wire insulation joint box structural representation in the present embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, the utility model embodiment is described in further detail below in conjunction with accompanying drawing.
Embodiment
Referring to Fig. 1, present embodiment has proposed a kind of Optical Fiber composite overhead Ground Wire insulation joint box, comprise connector box box body 6, connector box base 5, described connector box box body 6 and 5 suitable connections of connector box base, described connector box base 5 bottoms are provided with the through hole that described Optical Fiber composite overhead Ground Wire is passed, and described Optical Fiber composite overhead Ground Wire is fixed with described through hole by advancing cable hold down gag 4, described connector box base 5 bottoms also are provided with and connect support 4, and described connection support is connected with the stationary installation 1 that is used for fixing the connector box base by insulating component 2.
Particularly, described insulating component 2 is made by supporting insulator or the strong non-metal insulating material of rigidity, and its termination is provided with joint flange, and described joint flange is provided with the connecting thread hole; Described connection support is specially U type structure; Describedly advance cable hold down gag 4 and contain into the cable pressing plate, fill stationary pipes, stator, set nut, so that the Optical Fiber composite overhead Ground Wire fiber cable joint is fixed.
Above-mentioned Optical Fiber composite overhead Ground Wire insulation joint box further improves and is, the described stationary installation 1 that is used for fixing the connector box base is specially the fastening clips according to the different installation situation particular design of shaft tower, described fastening clips comprises fastening bolt, and the one end is provided with fastening sucker;
Above-mentioned Optical Fiber composite overhead Ground Wire insulation joint box further improves and is that described insulating component is made by supporting insulator or the strong non-metal insulating material of rigidity, and its termination is provided with joint flange, and described joint flange is provided with the connecting thread hole.
Above-mentioned Optical Fiber composite overhead Ground Wire insulation joint box further improves and is that described connecting thread hole is for more than 2 or 2.
Above-mentioned Optical Fiber composite overhead Ground Wire insulation joint box further improves and is that described connector box box body includes optical cable connection annex.
Above-mentioned Optical Fiber composite overhead Ground Wire insulation joint box further improves and is that optical cable connection annex is specially fibre storing disc.
When continuing, the OPGW composite cable enters in the connector box box body by the through hole of the OPGW optical cable that advances cable pressing plate combination and connector box base and form, and by advancing the filling stationary pipes in the combination of cable pressing plate, stator, set nut etc. are fixed on the OPGW composite cable termination of continuing on the connector box, in connector box, finish continuing of fiber unit in the optical cable, and the joint after will continuing is fixed on the fibre storing disc in the connector box, continues the joint box body to be installed and fixed accordingly after finishing and can finish continuing of OPGW.The connector box that continues after finishing passes through stationary installation, need not just can finish the installation of connector box at bar or tower in bar, tower punching.The connector box box body, advance cable pressing plate, connector box base end be metallic article spare and with have the high-tension OPGW of induction and directly contact, this end has high voltage accordingly, this high-pressure side and bar or tower mounting and fixing support are connected the two ends of insulating component, realize that effectively the insulation of connector box two ends high pressure is isolated.
The purpose of this utility model provides a kind of, the OPGW composite ground wire can be carried out the connection of reliable optical communication aspect, can be electrically connected accordingly between two OPGW that continue, and make stable, the reliable insulating mounting of realization between two OPGW that continue and the shaft tower.Specific (special) requirements according to electric system, the utility model can use in the insulating mounting that continues of 220kV and above OPGW composite ground wire, have OPGW and continue connection firmly, insulation is isolated reliable, can directly install and need not in bar, tower punching, characteristic such as stable is fit to move under long-term, open-air, the natural conditions.
It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.

Claims (8)

1. Optical Fiber composite overhead Ground Wire insulation joint box, comprise connector box box body, connector box base, it is characterized in that, the connector box box body is connected with the connector box base is suitable, described connector box base bottom is provided with the through hole that described Optical Fiber composite overhead Ground Wire is passed, and described Optical Fiber composite overhead Ground Wire is by advancing the cable hold down gag and described through hole is fixed, described connector box base bottom also is provided with the connection support, and described connection support is connected with the stationary installation that is used for fixing the connector box base by insulating component.
2. Optical Fiber composite overhead Ground Wire insulation joint box according to claim 1 is characterized in that, described insulating component is made by supporting insulator or the strong non-metal insulating material of rigidity, and its termination is provided with joint flange, and described joint flange is provided with the connecting thread hole.
3. Optical Fiber composite overhead Ground Wire insulation joint box according to claim 1 is characterized in that, described connection support is specially U type structure.
4. Optical Fiber composite overhead Ground Wire insulation joint box according to claim 1 is characterized in that, describedly advances the cable hold down gag and contains into the cable pressing plate, fills stationary pipes, stator, set nut, so that Optical Fiber composite overhead Ground Wire fiber cable joint end is fixed.
5. Optical Fiber composite overhead Ground Wire insulation joint box according to claim 1, it is characterized in that, the described stationary installation that is used for fixing the connector box base is specially fastening clips, and described fastening clips comprises fastening bolt, and described fastening bolt one end is provided with fastening sucker.
6. Optical Fiber composite overhead Ground Wire insulation joint box according to claim 2 is characterized in that, described connecting thread hole is for more than 2 or 2.
7. Optical Fiber composite overhead Ground Wire insulation joint box according to claim 1 is characterized in that, described connector box box body includes optical cable connection annex.
8. Optical Fiber composite overhead Ground Wire insulation joint box according to claim 7 is characterized in that, optical cable connection annex is specially fibre storing disc.
CN2011200447661U 2011-02-23 2011-02-23 Insulation joint box for optical fiber composite overhead ground wire Expired - Fee Related CN201936046U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200447661U CN201936046U (en) 2011-02-23 2011-02-23 Insulation joint box for optical fiber composite overhead ground wire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200447661U CN201936046U (en) 2011-02-23 2011-02-23 Insulation joint box for optical fiber composite overhead ground wire

Publications (1)

Publication Number Publication Date
CN201936046U true CN201936046U (en) 2011-08-17

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Family Applications (1)

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CN2011200447661U Expired - Fee Related CN201936046U (en) 2011-02-23 2011-02-23 Insulation joint box for optical fiber composite overhead ground wire

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102565974A (en) * 2012-01-18 2012-07-11 中国南方电网有限责任公司超高压输电公司贵阳局 Ground wire ice-melting optical cable insulating splice closure
CN102565975A (en) * 2012-01-18 2012-07-11 中国南方电网有限责任公司超高压输电公司贵阳局 Ground wire ice melting graded insulation cable joint box
CN103048747A (en) * 2012-12-17 2013-04-17 绍兴电力局 Optical cable cross-connecting box with isolated base
CN104052013A (en) * 2014-06-23 2014-09-17 江苏中天科技股份有限公司 Junction box for through-flow wires
CN112505861A (en) * 2020-12-03 2021-03-16 深圳市特发信息光电技术有限公司 Special joint box for sectional insulation of OPGW (optical fiber composite overhead ground wire) line

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102565974A (en) * 2012-01-18 2012-07-11 中国南方电网有限责任公司超高压输电公司贵阳局 Ground wire ice-melting optical cable insulating splice closure
CN102565975A (en) * 2012-01-18 2012-07-11 中国南方电网有限责任公司超高压输电公司贵阳局 Ground wire ice melting graded insulation cable joint box
CN103048747A (en) * 2012-12-17 2013-04-17 绍兴电力局 Optical cable cross-connecting box with isolated base
CN104052013A (en) * 2014-06-23 2014-09-17 江苏中天科技股份有限公司 Junction box for through-flow wires
CN112505861A (en) * 2020-12-03 2021-03-16 深圳市特发信息光电技术有限公司 Special joint box for sectional insulation of OPGW (optical fiber composite overhead ground wire) line

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110817

Termination date: 20180223

CF01 Termination of patent right due to non-payment of annual fee