CN104410005A - Operation method for replacing overhead conductor and ground wire - Google Patents
Operation method for replacing overhead conductor and ground wire Download PDFInfo
- Publication number
- CN104410005A CN104410005A CN201410573697.1A CN201410573697A CN104410005A CN 104410005 A CN104410005 A CN 104410005A CN 201410573697 A CN201410573697 A CN 201410573697A CN 104410005 A CN104410005 A CN 104410005A
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- Prior art keywords
- guided rings
- line
- old
- old line
- wire
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 239000004020 conductor Substances 0.000 title abstract 2
- 241000272165 Charadriidae Species 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 abstract 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
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Abstract
The invention provides an operation method for replacing an overhead conductor and a ground wire. The method comprises the following steps that: 1, a plurality of guide rings distributed in the extending direction of an old wire are arranged in a penetrating way on the old wire to be dismounted, wherein the old wire to be dismounted is arranged between two towers in a lap joint way, and the guide rings are arranged on the old wire in a penetrating and sheathing way; 2, a new wire for replacing is guided to penetrate each guide ring through a traction rope sequentially penetrating each guide ring until the length of the new wire meets the replacing requirement, and then, the new wire is fixed between the two towers; and 3, the old wire to be dismounted is dismounted from the two towers, each guide ring is arranged on the fixed new wire in a penetrating and sheathing way, the old wire is guided to penetrate out from each guide ring, and the overhead replacement between the old wire and the new wire is completed. In the whole construction process, the building of a crossing structure is not needed; the new wire and the old wire are supported by the guide rings in a lap joint way; the problem that the new wire or the old wire falls onto the ground cannot occur; the operation is fast and convenient; and the safety is high.
Description
Technical field
The present invention relates to a kind of operational method changing aerial condutor, ground wire.
Background technology
In recent years, along with the fast development of national economy, the scale of power circuit and density are also continuing to increase, by path as the objective condition such as highway, railway affects, the wire that part circuit need more renew, ground wire, as met the large-section lead under shaft tower stress condition, or be heat-resisting novel conductive wire etc. by existing wire replacing, to increase the ampacity of circuit; Or replacing ground wire, increase optical cable ground wire, to meet communication need; Also or old wire, ground wire occur damage time, need to be serviced replacing.Traditional replacing aerial condutor, the operational method of ground wire are first disassembled old wire, ground wire, and then frame fills new wire, ground wire between corresponding shaft tower.
But in traditional work method, for preventing occurring blocking the traffic or affect safe situation in the process more renewing line, need to set up overpass bridge as important leaps place such as highway, railway, high-voltage line, connections below wire, ground wire, avoid new line in Renewal process pressure on road surface or high-voltage line or connection, the circuit or cause the problem of wearing and tearing to new line of avoiding occurring crushing.But set up overpass bridge not only to need to spend a large amount of manpower, physics, also need reasonable arrangement to set up the position of overpass bridge, overpass bridge also can land occupation, damages crops and greenery patches, changes operating efficiency low.
Summary of the invention
The invention provides a kind of operational method changing aerial condutor, ground wire, in prior art, needing to set up the technical problem of overpass bridge to solve when changing built on stilts wire, ground wire.
The technical scheme of the operational method of replacing aerial condutor provided by the present invention, ground wire is: a kind of operational method changing aerial condutor, ground wire, comprises the steps:
Step one, old line to be removed between two shaft towers installs multiple guided rings along old line bearing of trend distribution being overlapped in, guided rings wears and is overlapped on old line;
Step 2, penetrates in each guided rings by be drawn new line to be replaced through the pull rope of each guided rings successively, until the length of new line meets change requirement, is then fixed between two shaft towers by new line;
Step 3, dismantles old line to be removed from two shaft towers, and each guided rings wears on the new line that is overlapped on and has been fixed, draws old line and passes from each guided rings, complete the built on stilts replacing of new and old line.
In above-mentioned steps one, each guided rings is connected to and draws endless cable, draw endless cable and draw each guided rings by pulling and distribute along old line.
In above-mentioned steps one, drawing before endless cable draws the distribution of each guided rings old line by pulling, first penetrated by pull rope in each guided rings, when each guided rings is along old line distribution, pull rope is built on stilts under the bracketing of each guided rings to be distributed between two shaft towers.
In above-mentioned steps three, by old line to be removed from two shaft towers dismounting after, old line wears and is overlapped in each guided rings, when drawing old line and passing from each guided rings, draw endless cable traction and be respectively overlapped on guided rings on new line by pulling and pass towards old line and guide the direction changed to move to think that old line is provided for the overlap joint platform preventing old line to land.
In above-mentioned step 2, pull rope is connected with new line by adapter sleeve.
Described guided rings comprises U-shaped latch closure and is arranged on the sealing bolt of described U-shaped latch closure opening part.
The invention has the beneficial effects as follows: replacing aerial condutor provided by the present invention, the operational method of ground wire is when specifically using, guided rings is worn and is overlapped on old line, and each guided rings is distributed along old line bearing of trend, that is drawn by new line by the pull rope be set in guided rings penetrates in each guided rings again, new line overlaps bracketing by each guided rings, can not land, after new line length meets the demands, can new line be fixed between two shaft towers, when older line being removed, when removing old line, each guided rings wears on the new line that is overlapped on and has been fixed, draw old line to pass from each guided rings, old line can be effectively prevented to land.Operational method provided by the present invention is easy and simple to handle, avoid to set up between shaft tower span and draw together crossing frame, efficiency of construction is high, the all built on stilts operation of the wire of new replacing, ground wire, effectively prevent the contact wear on new line and ground, new line and old line all there will not be the problem on ground of dropping, and are conducive to the current safety below construction line, have good economic benefit and social benefit.
Further, each guided rings connects and draws endless cable, draw endless cable and can realize each guided rings by pulling easily and extend distribution along old line like this.
Further, draw endless cable along before the distribution of old line pulling, first penetrated by pull rope in each guided rings, like this along with guided rings distributes along old line, pull rope is also simultaneously built on stilts to be distributed between two shaft towers, swift and convenient to operate.
Further, when removing old line, drawing endless cable by pulling, old line and guided rings can be made together to move, effectively avoiding old line to land in demolishing process.
Further, guided rings adopts the structure of U-shaped latch closure and sealing bolt, and assembling and disassembling all more for convenience.
Accompanying drawing explanation
Fig. 1 is the view of operational method when changing aerial condutor, ground wire of replacing aerial condutor provided by the present invention, ground wire.
Embodiment
Change an operational method for aerial condutor, ground wire, the operational method in this embodiment comprises the steps:
Step one, old line to be removed between two shaft towers installs multiple guided rings along old line bearing of trend distribution being overlapped in, guided rings wears and is overlapped on old line;
Step 2, penetrates in each guided rings by be drawn new line to be replaced through the pull rope of each guided rings successively, until the length of new line meets change requirement, is then fixed between two shaft towers by new line;
Step 3, dismantles old line to be removed from two shaft towers, and each guided rings wears on the new line that is overlapped on and has been fixed, draws old line and passes from each guided rings, complete the built on stilts replacing of new and old line.
In above-mentioned steps one, each guided rings is connected to and draws endless cable, draw endless cable and draw each guided rings by pulling and distribute along old line.
In above-mentioned steps one, drawing before endless cable draws the distribution of each guided rings old line by pulling, first penetrated by pull rope in each guided rings, when each guided rings is along old line distribution, pull rope is built on stilts under the bracketing of each guided rings to be distributed between two shaft towers.
In above-mentioned steps two, pull rope is connected with new line by adapter sleeve.
In above-mentioned steps three, by old line to be removed from two shaft towers dismounting after, old line wears and is overlapped in each guided rings, when drawing old line and passing from each guided rings, draw endless cable traction and be respectively overlapped on guided rings on new line by pulling and pass towards old line and guide the direction changed to move to think that old line is provided for the overlap joint platform preventing old line to land.
Guided rings in the operational method that the present embodiment provides comprises U-shaped latch closure and is arranged on the sealing bolt of described U-shaped latch closure opening part.
In above-mentioned operational method, employing is drawn endless cable and is distributed along old line to pull guided rings, and like this, construction operation personnel directly can carry out drag operation on ground, and easy controlling and adjustment draws the distribution of endless cable between two shaft towers.In other embodiments, draw bar or other pulling mode also can be adopted guided rings to be distributed along old line.
In above-mentioned operational method, when pulling guided rings distribution, penetrated in advance by pull rope in each guided rings, operation is for convenience, more time saving and energy saving like this.
In above-mentioned operational method, when removing old line, old line and each guided rings are together moved, in other embodiments, also guided rings can be made motionless, and directly oppositely pull old line and old line is drawn, because each guided rings is distributed with multiple along old line bearing of trend, so old line also can directly just be dropped on the ground.
In above-mentioned operational method, new line can be wire also can be ground wire.
Use above-mentioned operational method to built on stilts wire concrete, when ground wire is changed, as shown in Figure 1, first climb up on shaft tower 2 by operating personnel, each guided rings 4 wearing successively is overlapped on old line 5 to be removed, simultaneously, pull rope 8 is penetrated in each guided rings 4, now, pulled by ground handling operator and draw endless cable 6 and order about guided rings 4 and be communicated with pull rope 8 and distribute along the bearing of trend of old line 5, distribute well until a guided rings 4, the pull rope 8 be set around on the angle pulley wheel of shaft tower is connected on hitching machinery 9, new line 2 will be drawn again from lead wire tray 1, new line 2 is connected with pull rope 8 after walking around the angle pulley be arranged on shaft tower 3, under the draw of hitching machinery 9, pull rope 8 penetrates in each guided rings 4 with new line 2 along old line bearing of trend, new line 2 is overlapped in each guided rings 4, until the length of new line 2 meets change requirement, new line 2 is fixed between two shaft towers, then old line 5 to be removed is dismantled from two shaft towers, now each guided rings 4 wears on the new line 1 that is overlapped on and has been fixed, draw old line 5 to pass from each guided rings 4, simultaneously, Ground Operation personnel draw each guided rings 4 together move with old line by drawing endless cable 6, each guided rings can be the overlap joint platform that old line is provided for preventing old line to land.
After having changed built on stilts wire, ground wire, guided rings can be pulled down from new line, and pull rope and new line have been separated.The polyvinyl chloride of whole built on stilts restringing, ground wire is convenient, and in whole Renewal process, new line and old line all there will not be the problem on ground of dropping.
Claims (6)
1. change an operational method for aerial condutor, ground wire, it is characterized in that: comprise the steps:
Step one, old line to be removed between two shaft towers installs multiple guided rings along old line bearing of trend distribution being overlapped in, guided rings wears and is overlapped on old line;
Step 2, penetrates in each guided rings by be drawn new line to be replaced through the pull rope of each guided rings successively, until the length of new line meets change requirement, is then fixed between two shaft towers by new line;
Step 3, dismantles old line to be removed from two shaft towers, and each guided rings wears on the new line that is overlapped on and has been fixed, draws old line and passes from each guided rings, complete the built on stilts replacing of new and old line.
2. the operational method of replacing aerial condutor according to claim 1, ground wire, is characterized in that: in above-mentioned steps one, each guided rings is connected to and draws endless cable, draws endless cable and draws each guided rings by pulling and distribute along old line.
3. the operational method of replacing aerial condutor according to claim 2, ground wire, it is characterized in that: in above-mentioned steps one, drawing before endless cable draws the distribution of each guided rings old line by pulling, first pull rope is penetrated in each guided rings, when each guided rings is along old line distribution, pull rope is built on stilts under the bracketing of each guided rings to be distributed between two shaft towers.
4. the operational method of replacing aerial condutor according to claim 2, ground wire, it is characterized in that: in above-mentioned steps three, by old line to be removed from two shaft towers dismounting after, old line wears and is overlapped in each guided rings, when drawing old line and passing from each guided rings, draw endless cable traction and be respectively overlapped on guided rings on new line by pulling and pass towards old line and guide the direction changed to move to think that old line is provided for the overlap joint platform preventing old line to land.
5. the operational method of replacing aerial condutor as claimed in any of claims 1 to 4, ground wire, it is characterized in that: in above-mentioned step 2, pull rope is connected with new line by adapter sleeve.
6. the operational method of replacing aerial condutor as claimed in any of claims 1 to 4, ground wire, is characterized in that: described guided rings comprises U-shaped latch closure and is arranged on the sealing bolt of described U-shaped latch closure opening part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410573697.1A CN104410005B (en) | 2014-10-24 | 2014-10-24 | A kind of replacing aerial condutor, the operational method of ground wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410573697.1A CN104410005B (en) | 2014-10-24 | 2014-10-24 | A kind of replacing aerial condutor, the operational method of ground wire |
Publications (2)
| Publication Number | Publication Date |
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| CN104410005A true CN104410005A (en) | 2015-03-11 |
| CN104410005B CN104410005B (en) | 2017-08-04 |
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| CN201410573697.1A Active CN104410005B (en) | 2014-10-24 | 2014-10-24 | A kind of replacing aerial condutor, the operational method of ground wire |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104638581A (en) * | 2015-03-17 | 2015-05-20 | 国网冀北电力有限公司唐山供电公司 | Wire clamping preventing method for conducting wire joint passing through pulley by using old wire to replace new wire and special tool thereof |
| CN105914656A (en) * | 2016-07-08 | 2016-08-31 | 安徽送变电工程公司 | Ground wire overhead vehicle special for large span |
| CN107791890A (en) * | 2017-10-19 | 2018-03-13 | 广州地铁集团有限公司 | Overheat rigid contact suspension contact wire local replacing method |
| CN109904788A (en) * | 2019-03-29 | 2019-06-18 | 国网河北省电力有限公司沧州供电分公司 | Wire replacing method |
| CN110690664A (en) * | 2019-10-10 | 2020-01-14 | 国网冀北电力有限公司唐山供电公司 | Cross-road pay-off structure and pay-off method for power distribution network |
| CN112582938A (en) * | 2020-11-12 | 2021-03-30 | 国核电力规划设计研究院有限公司 | Overhead ground wire replacing method |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1317858A (en) * | 2001-04-26 | 2001-10-17 | 李国兴 | Hot-line method for substituting compound optical fibre cable (OPGW) for ground line of overhead high-voltage transmission lines |
| CN2765352Y (en) * | 2005-01-22 | 2006-03-15 | 广西送变电建设公司 | Double-post combined suspension cable type crossover rack |
| CN201213208Y (en) * | 2008-07-09 | 2009-03-25 | 成都电业局 | Skyward pulley device |
| CN101436764B (en) * | 2008-11-13 | 2011-11-09 | 江苏省电力公司宜兴市供电公司 | Crossover stringing method for overhead line and stringing sheave pulley |
| CN102044851A (en) * | 2009-10-22 | 2011-05-04 | 江苏藤仓亨通光电有限公司 | Method for replacing optical fiber composite overhead ground wire or common overhead ground wire without power cut |
| CN202103389U (en) * | 2011-06-30 | 2012-01-04 | 珠海汇达丰通信有限公司 | Safety guard for electric power lines |
| CN103138206A (en) * | 2013-03-19 | 2013-06-05 | 黑河电业局 | Device and method to replace overhead ground wire of high-voltage overhead power transmission line by means of suspending of PPR pipes |
| CN103500964A (en) * | 2013-09-26 | 2014-01-08 | 国家电网公司 | Method of live-wire replacement of overhead ground wire |
| CN103840396A (en) * | 2014-02-24 | 2014-06-04 | 国网重庆云阳县供电有限责任公司 | Method for replacing lightning conductor on high-voltage iron towers |
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2014
- 2014-10-24 CN CN201410573697.1A patent/CN104410005B/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104638581A (en) * | 2015-03-17 | 2015-05-20 | 国网冀北电力有限公司唐山供电公司 | Wire clamping preventing method for conducting wire joint passing through pulley by using old wire to replace new wire and special tool thereof |
| CN104638581B (en) * | 2015-03-17 | 2016-11-16 | 国网冀北电力有限公司唐山供电公司 | Old line renews line terminal and crosses pulley and prevent method and the specific purpose tool of card line |
| CN105914656A (en) * | 2016-07-08 | 2016-08-31 | 安徽送变电工程公司 | Ground wire overhead vehicle special for large span |
| CN107791890A (en) * | 2017-10-19 | 2018-03-13 | 广州地铁集团有限公司 | Overheat rigid contact suspension contact wire local replacing method |
| CN109904788A (en) * | 2019-03-29 | 2019-06-18 | 国网河北省电力有限公司沧州供电分公司 | Wire replacing method |
| CN109904788B (en) * | 2019-03-29 | 2020-11-17 | 国网河北省电力有限公司沧州供电分公司 | Wire replacement method |
| CN110690664A (en) * | 2019-10-10 | 2020-01-14 | 国网冀北电力有限公司唐山供电公司 | Cross-road pay-off structure and pay-off method for power distribution network |
| CN112582938A (en) * | 2020-11-12 | 2021-03-30 | 国核电力规划设计研究院有限公司 | Overhead ground wire replacing method |
Also Published As
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| CN104410005B (en) | 2017-08-04 |
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