CN103545751B - Overhead transmission line ground wire optical fiber cable fitting changes support - Google Patents
Overhead transmission line ground wire optical fiber cable fitting changes support Download PDFInfo
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- CN103545751B CN103545751B CN201310484077.6A CN201310484077A CN103545751B CN 103545751 B CN103545751 B CN 103545751B CN 201310484077 A CN201310484077 A CN 201310484077A CN 103545751 B CN103545751 B CN 103545751B
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Abstract
本发明公开了一种架空输电线路地线光缆金具更换支架，它含有立柱，所述立柱的下端分别与一个撑杆的内端转动式连接，两个所述撑杆的外端分别设置一个滑轮组，两个所述撑杆的外端通过卸扣和斜拉钢丝绳分别与所述立柱的上端连接，两个所述滑轮组上分别放置一个起吊钢丝绳，两个所述起吊钢丝绳的下端分别与一个吊线钩连接，两个所述起吊钢丝绳的上端分别与紧线器连接。本发明以杆塔地线支架为锚固点，利用羊角抱杆的原理，同时平衡提升地线或光缆，将地线或光缆金具的垂直荷载转移至杆塔上，实现地线绝缘子更换、光缆预绞丝式线夹更换等作业，节省了作业时间，减少了人员的劳动强度，保证了人员和设备的安全。
The invention discloses a bracket for replacing the ground wire optical cable fittings of an overhead power transmission line. , the outer ends of the two struts are respectively connected to the upper ends of the columns through shackles and cable-stayed wire ropes, a lifting wire rope is respectively placed on the two pulley blocks, and the lower ends of the two lifting wire ropes are respectively connected to a suspension wire The hook is connected, and the upper ends of the two lifting wire ropes are respectively connected with the wire tensioner. The invention takes the ground wire support of the pole tower as the anchor point, utilizes the principle of the horn to hold the pole, and simultaneously lifts the ground wire or optical cable in a balanced manner, transfers the vertical load of the ground wire or optical cable fittings to the pole tower, and realizes the replacement of the ground wire insulator and the pre-twisting of the optical cable It saves working time, reduces the labor intensity of personnel, and ensures the safety of personnel and equipment.
Description
技术领域：Technical field:
本发明涉及一种电力线路维护工具，特别是涉及一种架空输电线路地线光缆金具更换支架。 The invention relates to a power line maintenance tool, in particular to a support for replacing the ground wire optical cable fittings of an overhead power transmission line.
背景技术：Background technique:
我国电力分布不均，需要长距离输电，为了降低损耗和提高输电效率，越来越多地采用特高压和超特高压输电，相应地输电线及地线的直径也越来越大，其重量也很大，当需要维修或更换输电线或地线绝缘子时，需要吊斗车将输电线或地线吊起，效率低且成本高，对于吊斗车不能去的地方，更换输电线或地线只能采用人力拽拉或顶升，费力费时，且存在人身伤害的隐患。 The uneven distribution of electricity in my country requires long-distance power transmission. In order to reduce losses and improve transmission efficiency, more and more UHV and ultra-UHV power transmissions are used. Correspondingly, the diameters of transmission lines and ground wires are also increasing, and their weight It is also very large. When it is necessary to repair or replace the transmission line or ground wire insulator, a bucket truck is required to lift the transmission line or ground wire, which is inefficient and expensive. For places where the bucket truck cannot go, it is necessary to replace the transmission line or ground wire. The line can only be pulled or lifted by manpower, which is labor-intensive and time-consuming, and there is a hidden danger of personal injury.
发明内容：Invention content:
本发明所要解决的技术问题是：克服现有技术的不足，提供一种设计合理、使用方便、能够均匀起吊地线且工作效率高的架空输电线路地线光缆金具更换支架。 The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art, and provide a support for replacing the ground wire optical cable fittings of overhead transmission lines with reasonable design, convenient use, uniform lifting of the ground wire and high work efficiency.
本发明的技术方案是：一种架空输电线路地线光缆金具更换支架，含有立柱，所述立柱的下端分别与一个撑杆的内端转动式连接，两个所述撑杆的外端分别设置一个滑轮组，两个所述撑杆的外端通过卸扣和斜拉钢丝绳分别与所述立柱的上端连接，两个所述滑轮组上分别放置一个起吊钢丝绳，两个所述起吊钢丝绳的下端分别与一个吊线钩连接，两个所述起吊钢丝绳的上端分别与紧线器连接。 The technical solution of the present invention is: an overhead power transmission line ground wire optical cable fittings replacement bracket, including a column, the lower end of the column is respectively connected to the inner end of a strut in a rotational manner, and the outer ends of the two struts are respectively arranged A block of pulleys, the outer ends of the two struts are respectively connected to the upper ends of the columns through shackles and cable-stayed wire ropes, a lifting wire rope is respectively placed on the two pulley blocks, and the lower ends of the two lifting wire ropes are respectively connected to the upper ends of the columns. A suspension hook is connected, and the upper ends of the two lifting wire ropes are respectively connected with the wire tensioner.
所述撑杆的外端设置有封口螺钉。所述卸扣为U形结构，其两个开口壁分别与所述立柱上端铰接或与所述滑轮组的轮轴转动式连接。所述立柱下端通过连接螺栓固定在杆塔地线支架上。 The outer end of the strut is provided with a sealing screw. The shackle is a U-shaped structure, and its two opening walls are respectively hinged to the upper end of the column or rotatably connected to the wheel shaft of the pulley block. The lower end of the column is fixed on the ground wire support of the tower through connecting bolts.
本发明的有益效果是： The beneficial effects of the present invention are:
1、本发明以杆塔地线支架为锚固点，利用羊角抱杆的原理，通过立柱、撑杆、钢丝绳和紧线器等部件同时平衡提升地线或光缆，将地线或光缆金具的垂直荷载转移至杆塔上，实现地线绝缘子更换、光缆预绞丝式线夹更换等作业，节省了作业时间，减少了人员的劳动强度，保证了人员和设备的安全。 1. The present invention takes the ground wire bracket of the pole tower as the anchor point, utilizes the principle of the horn holding the pole, and simultaneously balances and lifts the ground wire or optical cable through components such as columns, struts, steel wire ropes and wire tensioners, and reduces the vertical load of the ground wire or optical cable fittings. Transfer to the pole tower to realize the replacement of the ground wire insulator and the replacement of the pre-twisted wire clamp of the optical cable, which saves working time, reduces the labor intensity of personnel, and ensures the safety of personnel and equipment.
2、本发明在撑杆的一端设置有滑轮组，能够减少起吊钢丝绳的移动阻力，省力省时，另外，撑杆的另一端与立柱转动式连接，能够转动，便于拉起地线或电缆。 2. The present invention is provided with a block of pulleys at one end of the strut, which can reduce the movement resistance of the hoisting wire rope, saving labor and time. In addition, the other end of the strut is rotatably connected to the column and can be rotated to facilitate pulling up the ground wire or cable.
3、本发明立柱通过连接螺栓与杆塔地线支架固定，便于拆装，工作效率高，且能够重复使用。 3. The column of the present invention is fixed to the ground wire support of the pole tower through connecting bolts, which is convenient for disassembly and assembly, has high work efficiency, and can be reused.
4、本发明撑杆的端部设置有封口螺钉，能够防止滑轮组脱落，提高工作的稳定性和安全性。 4. The ends of the struts of the present invention are provided with sealing screws, which can prevent the pulley block from falling off and improve the stability and safety of work.
5、本发明设计合理、使用方便、能够均匀起吊地线且工作效率高，其适用范围广，易于推广实施，具有良好的经济效益。 5. The present invention is reasonable in design, easy to use, can evenly lift ground wires, and has high work efficiency. It has a wide application range, is easy to popularize and implement, and has good economic benefits.
附图说明：Description of drawings:
图1为架空输电线路地线光缆金具更换支架的结构示意图； Fig. 1 is a schematic diagram of the structure of an overhead transmission line ground wire optical cable fittings replacement bracket;
图2为图1中立柱的侧视图。 Fig. 2 is a side view of the column in Fig. 1 .
具体实施方式：Detailed ways:
实施例：参见图1和图2，图中，1-吊线钩，2-扁头螺钉，3-滑轮组，4-紧线器，5-卸扣，6-立柱，7-撑杆，8-斜拉钢丝绳，9-起吊钢丝绳，10-封口螺钉，11-杆塔地线支架，12-连接螺栓。 Embodiment: See Fig. 1 and Fig. 2, in the figure, 1-suspension wire hook, 2-flat head screw, 3-pulley block, 4-wire tensioner, 5-shackle, 6-column, 7-strut, 8- Cable-stayed wire rope, 9-lifting wire rope, 10-sealing screw, 11-tower ground wire support, 12-connecting bolt.
架空输电线路地线光缆金具更换支架含有立柱6，其中：立柱6的下端分别与一个撑杆7的内端转动式连接，两个撑杆7的外端分别设置一个滑轮组3，两个撑杆7的外端通过卸扣5和斜拉钢丝绳8分别与立柱6的上端连接，两个滑轮组3上分别放置一个起吊钢丝绳9，两个起吊钢丝绳9的下端分别与一个吊线钩1连接，两个起吊钢丝绳9的上端分别与紧线器4连接。 The replacement bracket for the ground wire optical cable fittings of the overhead power transmission line includes a column 6, wherein: the lower end of the column 6 is respectively connected to the inner end of a strut 7 in a rotational manner, and the outer ends of the two struts 7 are respectively provided with a pulley block 3, and the two struts The outer end of 7 is respectively connected with the upper end of column 6 through shackle 5 and cable-stayed wire rope 8, and a hoisting wire rope 9 is respectively placed on two pulley blocks 3, and the lower ends of two hoisting wire ropes 9 are respectively connected with a suspension hook 1, two The upper ends of hoisting wire rope 9 are connected with wire tensioner 4 respectively.
撑杆7的外端设置有封口螺钉10。卸扣5为U形结构，其两个开口壁分别与立柱6上端铰接或与滑轮组3的轮轴转动式连接。 The outer end of the strut 7 is provided with a sealing screw 10 . The shackle 5 is a U-shaped structure, and its two opening walls are respectively hinged with the upper end of the column 6 or connected with the wheel shaft of the pulley block 3 in a rotational manner.
使用时，立柱6下端通过连接螺栓12固定在杆塔地线支架11上，调整紧线器4使起吊钢丝绳9向下运动，从而使吊线钩1卡着地线，然后，再调整紧线器4使起吊钢丝绳9向上运动，拉起地线，将地线或光缆金具的垂直荷载转移至杆塔上，实现地线绝缘子更换、光缆预绞丝式线夹更换等作业。由于两个撑杆7对称设置，因而能够同时平衡提升地线或光缆，防止倾斜，便于工作。 When in use, the lower end of the column 6 is fixed on the ground wire support 11 of the pole tower through the connecting bolt 12, and the wire tensioner 4 is adjusted to make the lifting wire rope 9 move downward, so that the suspension hook 1 is stuck on the ground wire, and then the wire tensioner 4 is adjusted Make the hoisting wire rope 9 move upwards, pull up the ground wire, and transfer the vertical load of the ground wire or optical cable fittings to the pole tower, so as to realize the replacement of the ground wire insulator and the replacement of the pre-twisted wire clamp of the optical cable. Since the two struts 7 are arranged symmetrically, the ground wire or the optical cable can be balanced and lifted at the same time to prevent tilting and facilitate work.
以上所述，仅是本发明的较佳实施例而已，并非对本发明作任何形式上的限制，凡是依据本发明的技术实质所作的任何简单修改，均仍属于本发明技术方案的范围内。 The above is only a preferred embodiment of the present invention, and does not limit the present invention in any form. Any simple modification made according to the technical essence of the present invention still falls within the scope of the technical solution of the present invention.
Claims (4)
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310484077.6A CN103545751B (en) | 2013-10-16 | 2013-10-16 | Overhead transmission line ground wire optical fiber cable fitting changes support |
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| CN201310484077.6A CN103545751B (en) | 2013-10-16 | 2013-10-16 | Overhead transmission line ground wire optical fiber cable fitting changes support |
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| CN103545751A CN103545751A (en) | 2014-01-29 |
| CN103545751B true CN103545751B (en) | 2015-11-04 |
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| CN108750990A (en) * | 2018-07-03 | 2018-11-06 | 云南送变电工程有限公司 | A kind of ground wire or optical cable lift auxiliary device |
| CN110388118A (en) * | 2019-07-29 | 2019-10-29 | 国网浙江永嘉县供电有限公司 | A kind of simple convenient inserted-link type shaft tower inserting tool |
| CN112531559B (en) * | 2020-12-04 | 2022-05-27 | 山东鲁强电缆(集团)股份有限公司 | Wire clamp device for replacing ground wire and optical cable hardware of overhead transmission line |
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