CN101692541B - Overhauling and hooking method for earthing lines of power transmission lines - Google Patents
Overhauling and hooking method for earthing lines of power transmission lines Download PDFInfo
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- CN101692541B CN101692541B CN2009100177458A CN200910017745A CN101692541B CN 101692541 B CN101692541 B CN 101692541B CN 2009100177458 A CN2009100177458 A CN 2009100177458A CN 200910017745 A CN200910017745 A CN 200910017745A CN 101692541 B CN101692541 B CN 101692541B
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Abstract
The invention provides earthing lines of power transmission lines overhauling and a hooking method thereof, and the earthing line comprises a wire end clip capable of hooking and dismantling with a power transmission line, an earth terminal fixed clamp capable of being fixedly connected with an earth terminal and an earth short-circuit line for connecting the wire end clip and the earth terminal fixed clamp. The wire end clip is also connected with an insulating rope for performing the operation of hooking and dismantling the wire end clip, a GPS information transceiver is arranged on the earth terminal fixed clamp, and the wire end clip is also provided with a reversed hook and a magnet sheet. The invention can realize GPS precise location for power transmission line overhauling positions, avoid easily-generated risks of malposition caused by false hooking and dismantling and the process of hanging earthing lines by maintenance personnel, lower work difficulty and be widely used in overhauling earthing protection of high-voltage power transmission line.
Description
Technical field
Ground protection field of tool when the present invention relates to power transmission lines overhauling is specifically related to a kind of earthing lines of power transmission lines overhauling and hooking method thereof.
Background technology
Earth connection is the security tool that often uses during electric power safety is produced; power failure, electrical verification, hanging earthing conductor are the important technique measure that guarantees transmission line interruption maintenance safety; being that the protection staff prevents the reliable and secure measure of incoming call suddenly in the job site, is the important assurance of personal safety and device security.Because the installing earth connection is in order to protect the safety in electric maintainer's operating process, if the ground wire installation position is not right, then not have protection personnel's effect; Simultaneously, if after power transmission lines overhauling is finished untimely dismounting ground wire, can cause that then the band ground wire send the serious accident of electricity, therefore preventing charged hanging ground-wire and band ground wire, to send electricity be the key of transmission line electric " five is anti-".
The earth connection function of earthing tool widespread usage is comparatively single in the existing transmission line, in reality maintenance and track remodelling construction, when with the operation of the different circuits of tower and different specialty, a plurality of working groups, every ground wire of a plurality of earth points lacks the necessary information that guarantees that safety is required owing to do not have the collection and the control of information source.The high voltage of especially how tame condominium, remote circuit transprovincially, during provisional operation such as net, office, because distribution line branch earth point is many, relate to how tame units such as power supply, user, need comprehensive ground connection information especially, and existing earthing tool can not provide such information source, therefore maintainer's mistake takes place easily step on charged shaft tower accident.
Plan and specifically implement the operation or work standard requirement according to earthing tool, homework type and the maintenance of whole electrical network, existing main earth connection method for security protection, normally arrange according to operation plan and unified the power failure, work unit is according to work ticket row fixed earth connection group number and shaft tower contrast, after treating that the whole piece circuit has stopped electricity, send work order; The staff handles work ticket, explains safety measure and dangerous spot; The operating personnel arrives work ticket institute column position, electrical verification, does the grounding safety measure that needs protection, and protection section both sides need a plurality of working groups carry out the ground protection measure.When stepping on the bar work high above the ground, electric pressure is high more, and the distance of earth point and lead is also big more, and the overhead line structures corner number of degrees are big more, and earth connection just requires long more, does not just allow easy to hang during personnel's operation more; Sometimes meet wind, the needed suspension time of operation is just longer.On the operation process king-rod with bar under the personnel labor intensity height, cause muscular fatigue to cause danger easily.Particularly the high-altitude falling accident very easily takes place in the operating personnel of shaft tower; Because the earth connection suspension time is long, active section can not get protection, and other working group also can't start working, and will influence job schedule and incur loss through delay the activity duration.
Summary of the invention
The technical problem to be solved in the present invention is: the earthing lines of power transmission lines overhauling task difficulty of existing structure is big, activity duration is long, and owing to lack work permit people command link information and tower spotting information source, mistake takes place and steps on charged shaft tower accident problem in maintainer easily.
Technical scheme of the present invention is: a kind of earthing lines of power transmission lines overhauling, comprise and to articulate and the conductor wire end wire clamp of removing, the earth terminal geometrical clamp that can be fastenedly connected with earth terminal and the ground short circuit line that is connected both with transmission line, described conductor wire end wire clamp also is connected with one and is used for the conductor wire end wire clamp and articulates insulation rope with dismantling operation, it is characterized in that, a GPS information transceiving device also is installed on the earth terminal geometrical clamp.
Further, described conductor wire end wire clamp also is equipped with hook and flat thin magnet.
A kind of earthing lines of power transmission lines overhauling hooking method is characterized in that, includes the hanging earthing conductor workflow and disconnects the ground wire workflow, and wherein the hanging earthing conductor workflow comprises the steps:
Step 1: receive and send messages, confirm to hang the earth connection instruction;
Step 2: the operating personnel arrives the instruction operating location, receives the GPS locating information and is sent to control centre;
Step 3: carry out location determination according to work ticket and GPS locating information, correct, enter step 4, otherwise, get back to step 2;
Step 4: hanging earthing conductor, earlier with earth terminal geometrical clamp ground connection, the rope that will insulate is again put into hook, utilizes the insulation rope that the conductor wire end wire clamp is hung upside down on the lead, and the insulation rope that comes loose after finishing breaks away from itself and hook;
Step 5: receive and send messages, confirm the hanging earthing conductor EO;
Disconnecting the ground wire workflow comprises the steps:
Step 1: receive and send messages, confirm to remove the earth connection instruction;
Step 2: receive the GPS locating information and be sent to control centre;
Step 3: carry out location determination according to work ticket and GPS locating information, agree, enter step 4, otherwise, get back to step 3;
Step 4: remove earth connection, with the insulation rope conductor wire end wire clamp is removed earlier, again earth terminal geometrical clamp and earth point are broken away from;
Step 5: receive and send messages, confirm to tear open ground wire and finish, recall a complete set of grounding wire device.
The present invention has following advantage compared with the prior art:
1, the present invention is owing to installed a GPS information transceiving device on the earth terminal geometrical clamp, increased the earthing tool information source, GPS fixed point tower grounding information and work permit people command link information can be provided, work permit people can be at a plurality of different locations and working group, assign the ground connection information of instructing and obtaining circuit, guarantee that earth connection hangs the shared of the correct and ground connection information in place, avoid mistake to hang to tear open with the maintainer by mistake and walked the incidental danger of wrong position in the line process hangingly, guaranteed maintainer's safety.
2, the present invention is owing to adopted hook at the conductor wire end wire clamp, conductor wire end ground connection folder adopts the method for reversal of the natural order of things, solved excessive because of the circuit corner outside, extra high voltage line lead distance to the ground big, earth connection is long, because of difficult problems such as strong wind wave, guaranteed under the various shaft tower angles and the suspension of earth clip under certain windage yaw.
3, the present invention is owing to installed flat thin magnet additional at the conductor wire end wire clamp, reached purpose to the adhesive of lead steel core, the adhesive of magnetic material makes the suspension ground wire be convenient to operation more, particularly be not easy to be blown displacement by strong wind, increase the stability of earth point absorption, also improved the operating efficiency of earth point.
4, earth clip of the present invention adopts hook and flat thin magnet structure, has reduced task difficulty.Need 2 people on the former operation bar, need 1 people's operation to get final product on the bar of the present invention, personnel can will the adjustment of hitch point length distance accomplish optimization simply on bar, realize laborsaving, save time, reduce because of excessive the waving of causing of operation distance, guarantee operating personnel's steadily of centre of gravity on the bar, be simple and easy to grasp, realized safety, reliable operation
5, compare with traditional earthing tool, operation easier of the present invention reduces greatly, has reduced staff's labour intensity and the activity duration, has guaranteed safety in production indirectly, has improved efficiency.
Description of drawings
Fig. 1 is the structural principle schematic diagram of earthing lines of power transmission lines overhauling of the present invention;
Among the figure: 1-GPS information transceiving device, 2-earth terminal geometrical clamp, 3-ground short circuit line, the 4-rope that insulate, 5-hook, 6-conductor wire end wire clamp, 7-flat thin magnet.
Fig. 2 is the electrical principle schematic diagram of GPS information transceiving device of the present invention;
Among the figure: 10-microprocessor unit, 11-GPS module, 12-wireless data transfer module.
Fig. 3 is the hanging earthing conductor workflow schematic diagram of earthing lines of power transmission lines overhauling hooking method of the present invention.
Fig. 4 disconnects ground wire workflow schematic diagram for earthing lines of power transmission lines overhauling hooking method of the present invention.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
With reference to figure 1, earthing lines of power transmission lines overhauling of the present invention comprises and can articulate and the conductor wire end wire clamp of removing 6, the earth terminal geometrical clamp 2 that can be fastenedly connected with earth terminal and the ground short circuit line 3 that is connected both with transmission line, described conductor wire end wire clamp 6 also is connected with one and is used for the conductor wire end wire clamp and articulates and the high strength of dismantling operation insulation rope 4, wherein, a GPS information transceiving device 1 also is installed on earth terminal geometrical clamp 2.
Described conductor wire end wire clamp 6 can adopt the earthing clamp structure of prior art, two symmetrically arranged fixture blocks are the butt joint of H type, on two fixture blocks, be symmetrically arranged with a connecting hole respectively, pass connecting hole with bolt and fuse at the cross-coincidence place, on bolt, be with a tension spring, two of spring open pin and withstand two fixture blocks respectively and make it to open putting forth effort end, other end chuck is closure naturally.The folder tail of wire clamp is connected with insulation rope 4 and ground short circuit line 3; Be provided with hook 5 at the chuck place, the same side that connects insulation rope 4, the coordinated insulation rope can change the upper and lower direction that articulates of wire clamp; Ground short circuit line 3 adopts material and sectional area to meet the multiply annealed copper wire of design earth short circuit current capacity, according to different electric pressures length is set, various shaft towers, big all being easy to use of gyration, after two ends are used earlier and are pressed with copper cable nose and annealed copper wire pincers during connection, again with copper lug respectively with earth terminal geometrical clamp 2 and conductor wire end wire clamp 6 bolted crimping.The chuck of conductor wire end wire clamp 6 is provided with a shell fragment, can auto-closing when making it to articulate operation and opening, what be designed to two fixture blocks simultaneously articulates the inboard recessed semicircle shape that is in lead place, thereby adapt to when closure and clamping wire, its outside is equipped with the flat thin magnet 7 of high magnetic material, also can portable provisional installing additional, make at conductor wire end wire clamp 6 during near lead, because lead has the iron content steel core, flat thin magnet 7 can play and attract to help the extension effect, thereby can accelerate to articulate speed.When specifically articulating, conductor wire end wire clamp 6 chucks are opened and support with shell fragment, making it not can auto-closing, the maintainer is on shaft tower during operation, the rope 4 that will insulate is put into hook 5, upwards draws to make 6 reversals of the natural order of things of conductor wire end wire clamp upwards near lead, utilizes flat thin magnet 7 suction-operateds to hook lead, when lead touches the support shell fragment, shell fragment flicks, and the wire clamp closure is clamped lead and closely linked to each other with lead, articulate firmly after, the operating personnel hangs insulation rope 4 with high-strength complex and comes loose, and it is broken away from from barb.During dismounting, directly pulling downwards can break away from lead, realizes removing ground wire.
Described earth terminal geometrical clamp 2 clamps are [type, left end connects short-circuit line, and a hole is opened in the upper end, inserts the screw rod of band rotary handle, utilize the precession of screw rod and screw out the fixture block and the inner plane of clamp that drive its lower end to form the folder face, be fastenedly connected with electric power line pole tower earth terminal or earth electrode.
GPS information transceiving device 1 is installed on earth terminal geometrical clamp 2, to obtain the command information that GPS setpoint information and work permit people assign at a plurality of different locations and working group, no matter overhaul the place in what position, control centre and work permit can be followed the tracks of per capita, obtain the ground connection information of earthing position and circuit.
GPS information transceiving device 1 comprises that at least one global longitude and latitude receives the microprocessor unit 10 that locator GPS module 11, a wireless data transfer module 12 and have memory, and the said equipment all adopts prior art and product and adopts powered battery (not drawing among the figure).Wherein microprocessor unit 10 is connected with wireless transport module 12 with GPS module 11 respectively, microprocessor unit 10 adopts single-chip microcomputer usually, its major function is that control GPS module 11 is gathered reception earth point longitude and latitude and time data, carries out corresponding computing and handle back control wireless data transfer module 12 externally sending.GPS module 11 major functions are to gather the longitude and latitude data that receive maintenance construction shaft tower position, place, and wireless data transfer module 12 can adopt the GPRS technology, and its major function is the long distance wireless data transmit-receive of finishing device, the communication function of implement device.
Described earthing lines of power transmission lines overhauling hooking method, include the hanging earthing conductor workflow and disconnect the ground wire workflow, the operating personnel utilizes the GPS information transceiving device of earth connection to receive the GPS locating information and be sent to control centre, work permit people carries out location determination according to locating information, and whether articulates the earth connection operation or remove the earth connection operation according to the correctness decision.
As shown in Figure 3, the hanging earthing conductor workflow of described earthing lines of power transmission lines overhauling hooking method comprises the steps:
Step 1: receive and send messages, confirm to hang the earth connection instruction;
Step 2: the operating personnel arrives the instruction operating location, receives the GPS locating information and is sent to control centre;
Step 3: carry out location determination according to work ticket and GPS locating information, correct, enter step 4, otherwise, get back to step 2;
Step 4: hanging earthing conductor, earlier with earth terminal geometrical clamp ground connection, the rope that will insulate is again put into hook, utilizes the insulation rope that the conductor wire end wire clamp is hung upside down on the lead, and the insulation rope that comes loose after finishing breaks away from itself and hook;
Step 5: receive and send messages, confirm the hanging earthing conductor EO.
As shown in Figure 4, described earthing lines of power transmission lines overhauling hooking method, service work finishes, and removes the ground wire workflow and comprises the steps:
Step 1: receive and send messages, confirm to remove the earth connection instruction;
Step 2: receive the GPS locating information and be sent to control centre;
Step 3: carry out location determination according to work ticket and GPS locating information, agree, enter step 4, otherwise, get back to step 3;
Step 4: remove earth connection, with the insulation rope conductor wire end wire clamp is removed earlier, again earth terminal geometrical clamp and earth point are broken away from;
Step 5: receive and send messages, confirm to tear open ground wire and finish, recall a complete set of grounding wire device.
GPS information transceiving device of the present invention has realized that not only the GPS of electric power transmission line maintenance job location accurately locatees, and the wireless transmission by information has realized sharing of line-to-ground information, upkeep operation control centre and work permit people can follow the tracks of and utilize the overhead line structures positional information that stores in advance to overhaul location determination and work order is assigned in a plurality of different locations and working group before upkeep operation begins, avoid mistake to hang to tear open with the maintainer by mistake and walked the incidental danger of wrong position in the line process hangingly, guaranteed line facility and maintainer's safety.
Claims (1)
1. an earthing lines of power transmission lines overhauling articulates and disconnects method, described earthing lines of power transmission lines overhauling comprises the conductor wire end wire clamp that can articulate and remove with transmission line, earth terminal geometrical clamp that can be fastenedly connected with earth terminal and the ground short circuit line that is connected both, described conductor wire end wire clamp also is connected with one and is used for the conductor wire end wire clamp and articulates insulation rope with dismantling operation, one GPS information transceiving device also is installed on the earth terminal geometrical clamp, described conductor wire end wire clamp is equipped with hook and flat thin magnet, it is characterized in that, comprise the hanging earthing conductor workflow and disconnect the ground wire workflow
Wherein the hanging earthing conductor workflow comprises the steps:
Step 1: receive and send messages, confirm to hang the earth connection instruction;
Step 2: the operating personnel arrives the instruction operating location, receives the GPS locating information and is sent to control centre;
Step 3: carry out location determination according to work ticket and GPS locating information, correct, enter step 4, otherwise, get back to step 2;
Step 4: hanging earthing conductor, earlier with earth terminal geometrical clamp ground connection, the rope that will insulate is again put into hook, utilizes the insulation rope that the conductor wire end wire clamp is hung upside down on the lead, and the insulation rope that comes loose after finishing breaks away from itself and hook;
Step 5: receive and send messages, confirm the hanging earthing conductor EO;
Disconnecting the ground wire workflow comprises the steps:
Step 1: receive and send messages, confirm to remove the earth connection instruction;
Step 2: receive the GPS locating information and be sent to control centre;
Step 3: carry out location determination according to work ticket and GPS locating information, agree, enter step 4, otherwise, get back to step 3;
Step 4: remove earth connection, with the insulation rope conductor wire end wire clamp is removed earlier, again earth terminal geometrical clamp and earth point are broken away from;
Step 5: receive and send messages, confirm to disconnect ground wire and finish, recall a complete set of grounding wire device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100177458A CN101692541B (en) | 2009-08-25 | 2009-08-25 | Overhauling and hooking method for earthing lines of power transmission lines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100177458A CN101692541B (en) | 2009-08-25 | 2009-08-25 | Overhauling and hooking method for earthing lines of power transmission lines |
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| Publication Number | Publication Date |
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| CN101692541A CN101692541A (en) | 2010-04-07 |
| CN101692541B true CN101692541B (en) | 2011-11-16 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013047086A (en) * | 2011-08-29 | 2013-03-07 | Nagaki Seiki Co Ltd | Remote management system of ground rod |
| CN102402195A (en) * | 2011-10-10 | 2012-04-04 | 江苏省电力公司东台市供电公司 | Remote tracking and monitoring system for grounding wire in power first-aid repair |
| CN107741192B (en) * | 2017-11-10 | 2023-05-26 | 云南电网有限责任公司昆明供电局 | Live wire and ground wire model measuring instrument |
| CN108490307A (en) * | 2018-07-06 | 2018-09-04 | 广东电网有限责任公司 | It is grounded integrating device and ground detecting system |
| CN109142951B (en) * | 2018-08-08 | 2020-12-04 | 成都保源酷码科技有限公司 | Safety detection method for ground wire hanging connection in electric power operation process |
| CN109361084A (en) * | 2018-10-22 | 2019-02-19 | 国网山东省电力公司栖霞市供电公司 | A kind of electric power security protection facility intelligent positioner and its localization method |
| CN112736504B (en) * | 2021-01-27 | 2023-04-18 | 河北永安线路器材有限公司 | Grounding end of maintenance ground wire of power transformation and distribution line |
| CN114361826A (en) * | 2021-10-07 | 2022-04-15 | 国网山东省电力公司潍坊供电公司 | Grounding device, product and method based on logic locking |
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Owner name: STATE ELECTRIC NET CROP. Effective date: 20130208 |
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Effective date of registration: 20130208 Address after: 255032 No. 61 West Village Road, Zhangdian District, Shandong, Zibo Patentee after: Zibo Power Supply Company of Shandong Electric Power Corporation Patentee after: State Grid Corporation of China Address before: 255032 No. 61 West Village Road, Zhangdian District, Shandong, Zibo Patentee before: Zibo Power Supply Company of Shandong Electric Power Corporation |