CN103560419A - 10kV load disconnection type drainage tool - Google Patents
10kV load disconnection type drainage tool Download PDFInfo
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- CN103560419A CN103560419A CN201310579477.5A CN201310579477A CN103560419A CN 103560419 A CN103560419 A CN 103560419A CN 201310579477 A CN201310579477 A CN 201310579477A CN 103560419 A CN103560419 A CN 103560419A
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- fuse
- drop
- drainage tool
- jumper cable
- type drainage
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Abstract
The invention discloses a 10kV load disconnection type drainage tool which solves the problems that an existing load drainage tool is narrow in usage range and is inconvenient to use. The 10kV load disconnection type drainage tool is characterized by comprising electrified chucks, a transitional copper pig tail, a 10kV drop-off fuse, a jumper cable and a drop-off fuse insulation protective cover, wherein the upper end of the 10kV drop-off fuse is connected with one of the electrified chucks through the transitional copper pig tail, the lower end of the 10kV drop-off fuse is connected with the jumper cable, and the other end of the jumper cable is connected with the other electrified chuck. Various accidents or defects of a distribution network line can be maintained and overcome without power outage, the distribution network hot-line work is made to be the real 'work without power outage', simpleness and practicability are achieved, the safety performance is high, the application range is wide, and the cost is low; accident potential is eliminated in time, and the reliability of power supply is improved; the 10kV load disconnection type drainage tool can be used as a temporary cut-off switch, and can provide failure and over-current protection for a running circuit temporarily.
Description
Technical field
The present invention relates to a kind of load drainage instrument of distribution line, relate to or rather the load drainage instrument using in a kind of uninterrupted operation of 10kV circuit.
Background technology
Distribution line, when zero gram of Heavenly Stems and Earthly Branches line equipment or disconnecting link have potential safety hazard, in order not expand power failure range, operating personnel often takes the method for charged breaking and connecting lead-in wire to change zero gram, disconnecting link, and live line working in this case, often needs zero gram or disconnecting link to disconnect, on-load does not carry out operation, although power failure range dwindles, also lost part electric weight, affected the power supply reliability of distribution line.
Modern society is because its development mechanism need to be more and more higher for the sustainable requests of power supply, any power failure blink is likely all huge for circuit user's around impact, for the large factory of some industry, once of short duration power failure just may cause huge economic loss, power-off brings many stubborn problems will to its normal work slightly for a long time, and the infrastructure such as government bodies, hospital, bank more will guarantee the reliability of its electricity consumption.
The load drainage instrument of selling on market, because weight is heavier, expensive, the power supply enterprise of outfit is less, and this instrument scope of application is little, inconvenient in practical application, is only applicable to plain conductor, insulated conductor strip off could need to be connected.This will destroy mechanical performance and the insulation property of insulated conductor, thereby has certain potential safety hazard.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art a kind of 10kV load cutting type drainage instrument is provided, all kinds of accidents of distribution line or defect can not had a power failure overhauls and defect elimination, not only guarantee enterprise and residential electricity consumption, also improved the power supply reliability of distribution line.
The invention is characterized in: comprise charged dop, transition copper lug, 10kV fuse switch, jumper cable, fuse switch insulating shield, described 10KV fuse switch upper end connects a charged dop by transition copper lug, lower end is connected with jumper cable, and the other end of jumper cable also connects a charged dop.
The full aluminium manufacture of described charged dop, can be used operation with high pressure bar to hang on the line indirectly, also can dress insulating gloves, insulation clothing with the direct extension of hand on the line, the place that can not arrive for the Operation Van of insulating; Use simply, cost is low, mainly on exposed circuit, use, and insulating puncturing grounding ring cooperation, can on insulated conductor, use.
The skin of described jumper cable is first used the fine winding one deck of 10kV insulating self-adhesive band, then strengthens its insulation property with 10kV isolating shrinkable tube.
Described jumper cable is soft core copper cable, diameter 50mm.
Technique scheme is known, the present invention has following beneficial effect: 1, make all kinds of accidents of distribution line or defect not have a power failure and overhaul and defect elimination, make distribution network live line work enter into real " uninterrupted operation ", the frequency of power cut and the time that are conducive to reduce user, be conducive to realize power supply enterprise and user's doulbe-sides' victory; 2, simple and practical, safe, applied range, cost is low, in the short period of time cost-recovering; 3, eliminate in time accident potential, improve power supply reliability: owing to having shortened equipment running time in spite of illness, reduce and even avoided accident interruption, improved the annual power supply of equipment hourage, the power supply reliability of electrical network is also greatly improved; 4, can firmly be connected with working line safely fast, shorten the live line working time, reduce labour intensity, improve the rate of utilization of work hour; 5, when the disconnecting link of distribution working line, zero gram have hidden danger, both be unfavorable for line security operation, while being not easy to again carry out live line working defect elimination, the present invention can be used as interim cut-out switch and uses, the fuse wire of certain specification is installed in protective tube, can make the enterprise customer of this circuit create the output value temporarily for working line provides fault, overcurrent protection, resident improves the quality of living more; If 6 coordinate with insulating bar, can be used as line load temporarily or Emergency use; Local Adaptation ability is strong, is not subject to the restriction of traffic and complex-terrain, and the bar position that cannot arrive at aerial lift device with insulated arm all can be used; 7, combine with an existing zero gram insulated shielding cover, can make this drainage instrument all insulation cover, security protection is strong, has effectively guaranteed live line working personnel's safety; 8, at 10kV distribution line, using the present invention to carry out uninterrupted operation, with each live line working, within 2 hours, calculate, carry out every year uninterrupted operation 40 times, can many amount of power supply be that 14.4 ten thousand kW.h ,Wei power supply enterprises increase income 7.2 ten thousand yuan every year.
Accompanying drawing explanation
Fig. 1 is that the present invention is for the structural representation of distribution line insulated conductor.
Fig. 2 is the structural representation that the present invention uses fuse switch insulating shield to make.
In figure, 1. insulating puncturing hanging tool, 2. charged dop, 3. transition copper lug, 4.10kV fuse switch, 5. jumper cable, 6. fuse switch insulating shield.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.
As shown in Figure 1, the present invention is for distribution line insulated conductor.First insulating puncturing hanging tool 1 is connected on main insulation wire, more charged dop 2 is fixed on insulating puncturing hanging tool 1, charged dop 2 connects 10KV fuse switch 4 upper ends by transition copper lug 3.Pull open the fusion tube of 10kV fuse switch 4, first line load is disconnected, the lower end of 10kV fuse switch 4 is connected with jumper cable 5, jumper cable 5 other ends connect a charged dop 2 again, this charged dop 2 is fixed on the insulating puncturing hanging tool 1 on an insulated conductor to the fusion tube of the 10kV fuse switch 4 that then closes.As shown in Figure 2, re-use fuse switch insulating shield 6 10kV fuse switch 4 all insulations are covered, just can carry out afterwards replacing and the defect elimination of zero gram or disconnecting link.
If the present invention is used for distribution line plain conductor:, charged dop 2 is fixed on the main plain conductor of distribution, pull open the fusion tube of 10kV fuse switch 4, first line load is disconnected, the lower end of 10kV fuse switch 4 is connected with jumper cable 5, and then another charged dop 2 is fixed on a plain conductor, after the close fusion tube of 0kV fuse switch 4, again fuse switch insulating shield 6 is made 10kV fuse switch 4 all insulations cover, just can carry out afterwards replacing and the defect elimination of zero gram or disconnecting link.
Claims (1)
1. 10kV load cutting type drainage instrument, it is characterized in that: comprise charged dop (2), transition copper lug (3), 10kV fuse switch (4), jumper cable (5), fuse switch insulating shield (6), described 10KV fuse switch (4) upper end connects a charged dop (2) by transition copper lug (3), lower end is connected with jumper cable (5), and the other end of jumper cable (5) also connects a charged dop (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201310579477.5A CN103560419A (en) | 2013-11-19 | 2013-11-19 | 10kV load disconnection type drainage tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201310579477.5A CN103560419A (en) | 2013-11-19 | 2013-11-19 | 10kV load disconnection type drainage tool |
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CN103560419A true CN103560419A (en) | 2014-02-05 |
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CN201310579477.5A Pending CN103560419A (en) | 2013-11-19 | 2013-11-19 | 10kV load disconnection type drainage tool |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104577831A (en) * | 2014-12-16 | 2015-04-29 | 华北电力科学研究院有限责任公司 | Diverting tool and electrical equipment hotline maintenance method |
CN108598747A (en) * | 2018-03-30 | 2018-09-28 | 广东电网有限责任公司佛山供电局 | A kind of 10kV overhead transmission lines shunt line apparatus temporarily |
CN111009851A (en) * | 2019-12-19 | 2020-04-14 | 国网浙江省电力有限公司温州供电公司 | Portable live working bypass equipment |
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CN101572390A (en) * | 2008-04-30 | 2009-11-04 | 上海市电力公司宝山供电分公司 | Electric operating fuse wire protector without electricity failure |
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CN101841136A (en) * | 2010-05-28 | 2010-09-22 | 安康供电局 | Broken wire on-load processing device for low-voltage distribution insulated conductor and processing method thereof |
CN202026035U (en) * | 2011-03-23 | 2011-11-02 | 辽宁省电力有限公司鞍山供电公司 | Wire fixing device for live line work of overhead line |
CN202423951U (en) * | 2011-12-12 | 2012-09-05 | 河南省电力公司南阳供电公司 | Charged cladding drainage tool |
CN202651659U (en) * | 2012-03-21 | 2013-01-02 | 马平 | Drainage apparatus capable of replacing isolating switch with load |
CN202995021U (en) * | 2012-12-01 | 2013-06-12 | 海东供电公司 | Outdoor high-voltage mutual inductor testing jumper conductor clamper |
CN203278084U (en) * | 2013-04-18 | 2013-11-06 | 国家电网公司 | Special tool for fixing mesophase drainage wire in 10KV live working |
CN203660357U (en) * | 2013-11-19 | 2014-06-18 | 国家电网公司 | 10-kV load cut-off type current drainage tool |
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2013
- 2013-11-19 CN CN201310579477.5A patent/CN103560419A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101572390A (en) * | 2008-04-30 | 2009-11-04 | 上海市电力公司宝山供电分公司 | Electric operating fuse wire protector without electricity failure |
CN101770836A (en) * | 2008-12-30 | 2010-07-07 | 上海金炫建设工程有限公司 | Process for manufacturing safe drainage thread |
CN201408938Y (en) * | 2009-05-15 | 2010-02-17 | 上海市南电力工程有限公司 | Insulated shielding cover of 10kV fuse |
CN101841136A (en) * | 2010-05-28 | 2010-09-22 | 安康供电局 | Broken wire on-load processing device for low-voltage distribution insulated conductor and processing method thereof |
CN202026035U (en) * | 2011-03-23 | 2011-11-02 | 辽宁省电力有限公司鞍山供电公司 | Wire fixing device for live line work of overhead line |
CN202423951U (en) * | 2011-12-12 | 2012-09-05 | 河南省电力公司南阳供电公司 | Charged cladding drainage tool |
CN202651659U (en) * | 2012-03-21 | 2013-01-02 | 马平 | Drainage apparatus capable of replacing isolating switch with load |
CN202995021U (en) * | 2012-12-01 | 2013-06-12 | 海东供电公司 | Outdoor high-voltage mutual inductor testing jumper conductor clamper |
CN203278084U (en) * | 2013-04-18 | 2013-11-06 | 国家电网公司 | Special tool for fixing mesophase drainage wire in 10KV live working |
CN203660357U (en) * | 2013-11-19 | 2014-06-18 | 国家电网公司 | 10-kV load cut-off type current drainage tool |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104577831A (en) * | 2014-12-16 | 2015-04-29 | 华北电力科学研究院有限责任公司 | Diverting tool and electrical equipment hotline maintenance method |
CN108598747A (en) * | 2018-03-30 | 2018-09-28 | 广东电网有限责任公司佛山供电局 | A kind of 10kV overhead transmission lines shunt line apparatus temporarily |
CN111009851A (en) * | 2019-12-19 | 2020-04-14 | 国网浙江省电力有限公司温州供电公司 | Portable live working bypass equipment |
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Application publication date: 20140205 |