CN114123081A - Windproof fastening wire drawing device suitable for 10kV distribution line tower and installation method - Google Patents

Windproof fastening wire drawing device suitable for 10kV distribution line tower and installation method Download PDF

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Publication number
CN114123081A
CN114123081A CN202111285464.8A CN202111285464A CN114123081A CN 114123081 A CN114123081 A CN 114123081A CN 202111285464 A CN202111285464 A CN 202111285464A CN 114123081 A CN114123081 A CN 114123081A
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CN
China
Prior art keywords
semi
distribution line
fixing mechanism
ring
fixing
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.)
Pending
Application number
CN202111285464.8A
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Chinese (zh)
Inventor
张延辉
方超颖
韩纪层
钱健
许军
吴涵
王健
黄友聪
王晓杰
张莹
陈少康
黄达洋
陈明亮
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.)
Electric Power Research Institute of State Grid Fujian Electric Power Co Ltd
State Grid Fujian Electric Power Co Ltd
Original Assignee
Electric Power Research Institute of State Grid Fujian Electric Power Co Ltd
State Grid Fujian Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Electric Power Research Institute of State Grid Fujian Electric Power Co Ltd, State Grid Fujian Electric Power Co Ltd filed Critical Electric Power Research Institute of State Grid Fujian Electric Power Co Ltd
Priority to CN202111285464.8A priority Critical patent/CN114123081A/en
Publication of CN114123081A publication Critical patent/CN114123081A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00Overhead installations of electric lines or cables
    • H02G7/02Devices for adjusting or maintaining mechanical tension, e.g. take-up device
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00Overhead installations of electric lines or cables
    • H02G7/14Arrangements or devices for damping mechanical oscillations of lines, e.g. for reducing production of sound

Abstract

The invention relates to a windproof fastening wire drawing device suitable for a 10kV distribution line pole tower, which comprises a fixing mechanism fixed at the upper part of the pole tower, wherein a plurality of wire drawing assemblies are connected between the fixing mechanism and the ground, and a clamping mechanism used for clamping and fixing a distribution line is fixedly connected around the fixing mechanism; the fixing mechanism comprises a hoop fixedly clamped on the tower and a hanging ring located on the periphery of the hoop, the clamping mechanism is fixedly connected to the outer side of the hanging ring, and a plurality of supporting blades which penetrate through the hanging ring outwards are fixedly connected to the outer periphery of the hoop. The windproof fastening wire drawing device suitable for the 10kV distribution line pole tower can prevent the distribution line from falling off from an insulator arranged on the pole tower, improve the anti-overturning capability of a foundation, improve the bending resistance of an electric pole and reduce the phenomena of large-area pole falling and pole breaking caused by severe weather such as typhoon and the like; the device has the advantages of reliable connection, strong universality, flexible operation and the like.

Description

Windproof fastening wire drawing device suitable for 10kV distribution line tower and installation method
Technical Field
The invention relates to the technical field of power equipment, in particular to a windproof fastening wire drawing device suitable for a 10kV distribution line tower and an installation method.
Background
The overhead line mainly refers to an overhead open line, is erected on the ground, is a power transmission line for transmitting electric energy by fixing a power transmission conductor on a tower erected on the ground through an insulator, is convenient to erect and maintain, has low cost, and is easily affected by weather and environment (such as strong wind, lightning stroke, dirt, ice and snow and the like) to cause faults. The insulator and the steel pipe pile foundation structure of the electric power tower occupy very important positions in the structure of the power transmission line, and the arrangement and the performance of the insulator and the firmness of the steel pipe pile foundation structure are related to the structural strength of the power transmission line and the probability of failure caused by the influence of the environment in the normal operation process of the power transmission line.
In recent years, with the increasingly tense urban land and the rapid increase of the electric load, the existing power supply network can not meet the requirement of the development of the electric load, and the original urban network line must be subjected to capacity-increasing transformation to newly build an urban line. The urban planning department generally provides a narrow high-voltage line corridor or utilizes a green belt as a channel of a high-voltage overhead line, and a common self-standing iron tower needs a larger corridor due to wide root, occupies more positions and is not suitable for being erected in a limited corridor; if the cable lines are laid on the same path, the investment is very large, engineering construction units are often difficult to accept, and are easily influenced by urban construction, and the line accidents are difficult to repair; the problems of longitudinal and circumferential cracks of the reinforced concrete pole are not solved well all the time.
Under the condition of strong wind, a transmission conductor of a traditional overhead power line is easily blown by strong wind and is unsafe, so that the transmission conductor falls off from an insulator arranged on a tower. Coastal areas have long coastlines and are easily affected by typhoons, thunderstorms and other extreme weather. Meanwhile, the soil quality is mostly silt of the build-up layer, the soil quality is poor, and the methods of a natural soil foundation, a chuck and the like which are usually used in inland cannot provide enough anti-overturning bending moment. Aiming at the common problem that the current situation of the power distribution network in coastal areas is insufficient in wind resistance (the wind resistance of the old design is 25 m/s), special research needs to be carried out, and the wind resistance of the power distribution network is rapidly improved in a short time by using the optimal economic cost benefit (the designed wind resistance is more than 35 m/s).
Disclosure of Invention
In view of the above, the invention aims to provide a windproof fastening guy device applicable to a 10kV distribution line tower and an installation method thereof, which are reliable in connection and simple in operation, and can prevent the distribution line from falling off from an insulator arranged on the tower, improve the anti-overturning capability of the foundation and improve the anti-bending capability of the pole.
The invention is realized by adopting the following scheme: a windproof fastening wire drawing device suitable for a 10kV distribution line pole tower comprises a fixing mechanism fixed on the upper portion of the pole tower, a plurality of wire drawing assemblies are connected between the fixing mechanism and the ground, and a clamping mechanism used for clamping and fixing a distribution line is fixedly connected around the fixing mechanism; the fixing mechanism comprises a hoop fixedly clamped on the tower and a hanging ring located on the periphery of the hoop, the clamping mechanism is fixedly connected to the outer side of the hanging ring, and a plurality of supporting blades which penetrate through the hanging ring outwards are fixedly connected to the outer periphery of the hoop.
Furthermore, the hanging ring is composed of two semicircular rings, first connecting plates extending outwards are arranged at two ends of each semicircular ring, the two first connecting plates at the same ends of the two semicircular rings are connected together through fixing bolts, and fixing angle steels are welded on the inner sides of the semicircular rings; the hoop is composed of two half hoop bodies, second connecting plates extending outwards are arranged at two ends of each half hoop body, the two second connecting plates at the same ends of the two half circular rings are clamped between the two first connecting plates at the corresponding ends, and the fixing bolts penetrate through the second connecting plates.
Furthermore, fixture includes the fixed grip block of bolt fixed connection in the link outside, fixed grip block lower extreme is equipped with fixed semi-ring piece, fixed semi-ring piece outside is equipped with movable semi-ring piece, and fixed semi-ring piece and movable semi-ring piece both semi-circular slot openings are opposite, and movable semi-ring piece lower part is articulated mutually with fixed semi-ring piece lower part, and movable semi-ring piece upper portion passes through bolt fixed connection on fixed grip block.
Furthermore, the wire drawing assembly comprises a wire drawing plate, a wedge-shaped wire clamp, a steel strand, a UT wire clamp, a wire drawing rod and a wire drawing disk, the wire drawing plate is connected with a hanging ring in the fixing mechanism, the wire drawing plate, the wedge-shaped wire clamp, the steel strand, the UT wire clamp, the wire drawing rod and the wire drawing disk are sequentially connected end to end, and the wire drawing disk is buried in the ground.
The other technical scheme of the invention is as follows: the installation method of the windproof fastening wire drawing device suitable for the 10kV distribution line tower comprises the following steps; (1) the semi-hoop body and the semi-circular ring form an assembly component of the fixing mechanism, and the support blade on the outer side of the semi-hoop body penetrates through the semi-circular ring; (2) connecting the two assembly components together through a fixing bolt to form a fixing mechanism fixed on the upper part of the tower; (3) a clamping mechanism is arranged on a hanging ring of the fixing mechanism through a bolt, and a movable semi-ring piece and a fixed semi-ring piece on the clamping mechanism are matched to clamp a distribution line; (4) a plurality of wire pulling assemblies are installed between the fixing mechanism and the ground.
Compared with the prior art, the invention has the following beneficial effects: the windproof fastening wire drawing device suitable for the 10kV distribution line pole tower can prevent the distribution line from falling off from an insulator arranged on the pole tower, improve the anti-overturning capability of a foundation, improve the bending resistance of an electric pole and reduce the phenomena of large-area pole falling and pole breaking caused by severe weather such as typhoon and the like; the device has the advantages of reliable connection, strong universality, flexible operation and the like, is simple to operate during installation or disassembly, does not need special loading and unloading equipment, is convenient to erect and maintain, has lower cost, and effectively reduces the faults caused by the influence of weather and environment (such as strong wind, lightning stroke, dirt, ice and snow and the like).
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to specific embodiments and accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic view of the overall structure of the fixing mechanism in the embodiment of the present invention;
FIG. 3 is a schematic view of the overall structure of the clamping mechanism in the embodiment of the present invention;
FIG. 4 is a schematic diagram of a fixed clamp plate structure according to an embodiment of the present invention;
the reference numbers in the figures illustrate: 1. a fixing mechanism; 2. a clamping mechanism; 21. fixing the clamping plate; 211-stationary half ring segments; 22. the semi-ring sheet is movably clamped; 23. a bolt; 3. hooping; 31-a second connecting plate; 4. hanging a ring; 41-a first connection plate; 5. supporting the blades; 6. fixing angle steel; 7. fixing the bolt; 8. a wire pulling plate; 9. a wedge-shaped wire clamp; 10. steel strand wires; 11. a UT cable clamp; 12. an anchor rod; 13. and (4) wire drawing discs.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
As shown in fig. 1 to 4, the windproof fastening wire drawing device suitable for a 10kV distribution line pole tower comprises a fixing mechanism 1 fixed on the upper part of the pole tower, wherein a plurality of wire drawing assemblies are connected between the fixing mechanism 1 and the ground, and a clamping mechanism 2 for clamping and fixing the distribution line is fixedly connected around the fixing mechanism; the fixing mechanism 1 comprises an anchor ear 3 fixedly clamped on a tower and a hanging ring 4 positioned on the periphery of the anchor ear, the clamping mechanism 2 is fixedly connected to the outer side of the hanging ring, and a plurality of supporting blades 5 which penetrate through the hanging ring outwards are fixedly connected to the outer periphery of the anchor ear 3; utilize fixture 2 to carry out the centre gripping with the distribution lines fixedly, prevent that the distribution lines from droing from the insulator that the shaft tower set up to solved the distribution lines and blown the problem that drops from the insulator that the shaft tower set up because of strong wind, improved the present situation that the distribution network is present the pole natural soil basis and accounts for than great, beat the stay wire and account for than less, improve basic antidumping ability, improve pole bending resistance, reduce the phenomenon of falling, breaking the pole because of the large tracts of land that severe weather such as typhoon caused.
In this embodiment, the fixing mechanism and the clamping mechanism are both made of steel.
In this embodiment, the hanging ring 4 is composed of two semicircular rings, two ends of each semicircular ring are provided with first connecting plates 41 extending outwards, the two first connecting plates at the same ends of the two semicircular rings are connected together through fixing bolts 7, and fixing angle steels 6 are welded on the inner sides of the semicircular rings; the hoop 3 is composed of two half hoop bodies, two ends of each half hoop body are provided with second connecting plates 31 extending outwards, the two second connecting plates at the same ends of the two half circular rings are clamped between the two first connecting plates at the corresponding ends, and the fixing bolts 7 penetrate through the second connecting plates; the hanging ring and the hoop are connected into a whole through the combined action of the fixing bolt and the supporting blades.
In this embodiment, the clamping mechanism 2 includes a fixed clamping plate 21 fixedly connected to the outer side of the hanging ring through bolts, the hanging ring is provided with bolt holes for connecting the fixed clamping plate, the lower end of the fixed clamping plate is provided with a fixed semi-ring piece 211, the outer side of the fixed semi-ring piece is provided with a movable semi-ring piece 22, the semi-circular groove openings of the fixed semi-ring piece and the movable semi-ring piece are opposite, the lower part of the movable semi-ring piece 22 is hinged with the lower part of the fixed semi-ring piece 211, and the upper part of the movable semi-ring piece is fixedly connected to the fixed clamping plate through bolts 23; fixed semicircular piece and fixed grip block 21 structure as an organic whole, fixed semicircular piece and the cooperation of activity semicircular piece will conveniently carry out the centre gripping installation to distribution lines, and the centre gripping is firm for when blowing out the distribution lines in strong wind, distribution lines and insulator junction can not the atress drag, have stopped distribution lines and have blown the phenomenon emergence that drops from the insulator that the shaft tower set up because of strong wind, play fine preventing wind to the distribution lines and consolidate the effect.
In the embodiment, the stay wire assembly comprises a stay wire plate 8, a wedge-shaped wire clamp 9, a steel strand 10, a UT wire clamp 11, a stay rod 12 and a stay wire disc 13, wherein the stay wire plate 8 is connected with a hanging ring 4 in the fixing mechanism 1, the stay wire plate 8, the wedge-shaped wire clamp 9, the steel strand 10, the UT wire clamp 11, the stay rod 12 and the stay wire disc 13 are sequentially connected end to end, and the stay wire disc 13 is buried in the ground; the construction operation flow of live-line stay wire punching is simplified and optimized, application and popularization are achieved through operation form solidification, and the safety of construction operation is guaranteed. By means of the measures, the current situation that the existing natural soil foundation of the electric pole of the power distribution network is large in occupied ratio and small in occupied ratio of the stay wire can be improved, the foundation anti-overturning capacity is improved, the electric pole bending resistance is improved, and the phenomenon that the electric pole falls down and is broken in a large area due to severe weather such as strong wind is reduced.
The rear section clamping of the connecting part of the distribution line and the insulator is fixed on the clamping mechanism, the clamping mechanism is fixedly installed on the fixing mechanism, the fixing mechanism is fixedly installed on the pole tower, the distribution line and the insulator connecting part cannot be pulled under stress when the distribution line is blown by strong wind, the phenomenon that the distribution line drops from the insulator arranged on the pole tower due to the blowing of the strong wind is avoided, and the good windproof reinforcing effect is achieved for the distribution line.
After the fixing mechanism is installed, a worker immediately puts down the rod, the stay wire is tightened by using the wire tightener, the UT wire clamp is assembled after the stress is uniform, the construction operation flow of live-wire stay wire beating is simplified and optimized, the UT wire clamp is applied and popularized through the solidification of the operation form, and the safety of construction operation is guaranteed. By means of the measures, the current situation that the existing natural soil foundation of the electric pole of the power distribution network is large in occupied ratio and small in occupied ratio of the broken wire can be improved, the foundation anti-overturning capacity is improved, the electric pole bending resistance is improved, and the phenomenon that the electric pole falls down and is broken in a large area due to severe weather such as typhoon is reduced.
The invention has the advantages of reliable connection, strong universality, flexible operation and the like. When the connecting piece is installed or disassembled, the operation is simple, special loading and unloading equipment is not needed, the sealing of each connecting piece can be fully realized, the insulating paint is brushed, the good anti-corrosion effect can be achieved, the erection and the maintenance are convenient, the cost is low, and the faults caused by the influence of weather and environment (such as strong wind, lightning stroke, dirt, ice and snow and the like) are effectively reduced.
The installation method of the windproof fastening wire drawing device suitable for the 10kV distribution line tower comprises the following steps; (1) the semi-hoop body and the semi-circular ring form an assembly component of the fixing mechanism, and the support blade on the outer side of the semi-hoop body penetrates through the semi-circular ring; (2) connecting the two assembly components together through a fixing bolt to form a fixing mechanism fixed on the upper part of the tower; (3) a clamping mechanism is arranged on a hanging ring of the fixing mechanism through a bolt, and a movable semi-ring piece and a fixed semi-ring piece on the clamping mechanism are matched to clamp a distribution line; (4) a plurality of wire pulling assemblies are installed between the fixing mechanism and the ground.
The installation process of the specific stay wire assembly in the step (4) comprises the following steps: a. firstly, connecting an anchor rod on an anchor plate, and burying the anchor plate in the ground; b. a wire drawing plate is arranged on a hanging ring of the fixing mechanism, a wedge-shaped wire clamp is arranged on the wire drawing plate, and then the upper end of the steel strand is connected to the wedge-shaped wire clamp; c. the lower end of the steel strand is tightened by using a wire tightener, and the steel strand and the stay bar of each stay wire assembly are connected by using a UT wire clamp after each stay wire assembly is stressed uniformly.
Any embodiment disclosed herein above is meant to disclose, unless otherwise indicated, all numerical ranges disclosed as being preferred, and any person skilled in the art would understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Since the numerical values are too numerous to be exhaustive, some of the numerical values are disclosed in the present invention to illustrate the technical solutions of the present invention, and the above-mentioned numerical values should not be construed as limiting the scope of the present invention.
If the invention discloses or relates to parts or structures which are fixedly connected to each other, the fixedly connected parts can be understood as follows, unless otherwise stated: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, terms used in any technical solutions disclosed in the present invention to indicate positional relationships or shapes include approximate, similar or approximate states or shapes unless otherwise stated.
Any part provided by the invention can be assembled by a plurality of independent components or can be manufactured by an integral forming process.
The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.

Claims (5)

1. The utility model provides a prevent wind fastening wire drawing device suitable for 10kV distribution lines shaft tower which characterized in that: the device comprises a fixing mechanism fixed on the upper part of a tower, wherein a plurality of stay wire assemblies are connected between the fixing mechanism and the ground, and a clamping mechanism used for clamping and fixing a distribution line is fixedly connected around the fixing mechanism; the fixing mechanism comprises a hoop fixedly clamped on the tower and a hanging ring located on the periphery of the hoop, the clamping mechanism is fixedly connected to the outer side of the hanging ring, and a plurality of supporting blades which penetrate through the hanging ring outwards are fixedly connected to the outer periphery of the hoop.
2. The windproof fastening wire drawing device suitable for the 10kV distribution line tower according to claim 1, characterized in that: the hanging ring is composed of two semicircular rings, first connecting plates extending outwards are arranged at two ends of each semicircular ring, the two first connecting plates at the same ends of the two semicircular rings are connected together through fixing bolts, and fixing angle steels are welded on the inner sides of the semicircular rings; the hoop is composed of two half hoop bodies, second connecting plates extending outwards are arranged at two ends of each half hoop body, the two second connecting plates at the same ends of the two half circular rings are clamped between the two first connecting plates at the corresponding ends, and the fixing bolts penetrate through the second connecting plates.
3. The windproof fastening wire drawing device suitable for the 10kV distribution line tower according to claim 2, characterized in that: the clamping mechanism comprises a fixed clamping plate fixedly connected to the outer side of the hanging ring through bolts, a fixed semi-ring piece is arranged at the lower end of the fixed clamping plate, a movable semi-ring piece is arranged on the outer side of the fixed semi-ring piece, semi-groove notches of the fixed semi-ring piece and the movable semi-ring piece are opposite, the lower portion of the movable semi-ring piece is hinged to the lower portion of the fixed semi-ring piece, and the upper portion of the movable semi-ring piece is fixedly connected to the fixed clamping plate through bolts.
4. The windproof fastening wire drawing device suitable for the 10kV distribution line tower according to claim 3, characterized in that: the pull wire assembly comprises a pull wire plate, a wedge-shaped wire clamp, a steel strand, a UT wire clamp, a pull wire rod and a pull wire disk, the pull wire plate is connected with a hanging ring in the fixing mechanism, the pull wire plate, the wedge-shaped wire clamp, the steel strand, the UT wire clamp, the pull wire rod and the pull wire disk are sequentially connected end to end, and the pull wire disk is buried in the ground.
5. The method for installing the windproof fastening wire drawing device suitable for the 10kV distribution line tower as claimed in claim 4, wherein the method comprises the following steps: comprises the following steps; (1) the semi-hoop body and the semi-circular ring form an assembly component of the fixing mechanism, and the support blade on the outer side of the semi-hoop body penetrates through the semi-circular ring; (2) connecting the two assembly components together through a fixing bolt to form a fixing mechanism fixed on the upper part of the tower; (3) a clamping mechanism is arranged on a hanging ring of the fixing mechanism through a bolt, and a movable semi-ring piece and a fixed semi-ring piece on the clamping mechanism are matched to clamp a distribution line; (4) a plurality of wire pulling assemblies are installed between the fixing mechanism and the ground.
CN202111285464.8A 2021-11-02 2021-11-02 Windproof fastening wire drawing device suitable for 10kV distribution line tower and installation method Pending CN114123081A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111285464.8A CN114123081A (en) 2021-11-02 2021-11-02 Windproof fastening wire drawing device suitable for 10kV distribution line tower and installation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111285464.8A CN114123081A (en) 2021-11-02 2021-11-02 Windproof fastening wire drawing device suitable for 10kV distribution line tower and installation method

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Publication Number Publication Date
CN114123081A true CN114123081A (en) 2022-03-01

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100873891B1 (en) * 2008-08-29 2008-12-16 이유박 Structure of connecting a band and a insulator inpower line
CN104533132A (en) * 2015-01-08 2015-04-22 广东电网有限责任公司江门台山供电局 Windproof stay wire structure for 10kV telegraph pole line
CN211579537U (en) * 2020-04-27 2020-09-25 国网安徽省电力有限公司安庆供电公司 Windproof reinforcing device for overhead power line
CN212085777U (en) * 2020-06-01 2020-12-04 永固集团股份有限公司 Overhead line's protection device
CN216489661U (en) * 2021-11-02 2022-05-10 国网福建省电力有限公司电力科学研究院 Prevent wind fastening draw off mechanism suitable for 10kV distribution lines shaft tower

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100873891B1 (en) * 2008-08-29 2008-12-16 이유박 Structure of connecting a band and a insulator inpower line
CN104533132A (en) * 2015-01-08 2015-04-22 广东电网有限责任公司江门台山供电局 Windproof stay wire structure for 10kV telegraph pole line
CN211579537U (en) * 2020-04-27 2020-09-25 国网安徽省电力有限公司安庆供电公司 Windproof reinforcing device for overhead power line
CN212085777U (en) * 2020-06-01 2020-12-04 永固集团股份有限公司 Overhead line's protection device
CN216489661U (en) * 2021-11-02 2022-05-10 国网福建省电力有限公司电力科学研究院 Prevent wind fastening draw off mechanism suitable for 10kV distribution lines shaft tower

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