CN104143784B - The operational method of lead-in wire on the charged disconnected fuse switch of 10kV - Google Patents
The operational method of lead-in wire on the charged disconnected fuse switch of 10kV Download PDFInfo
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- CN104143784B CN104143784B CN201410342962.5A CN201410342962A CN104143784B CN 104143784 B CN104143784 B CN 104143784B CN 201410342962 A CN201410342962 A CN 201410342962A CN 104143784 B CN104143784 B CN 104143784B
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- wire
- lead
- fuse switch
- bucket
- insulation
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000009413 insulation Methods 0.000 claims abstract description 47
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims abstract description 29
- 210000000080 chela (arthropods) Anatomy 0.000 claims abstract description 4
- 239000004020 conductor Substances 0.000 claims description 12
- 238000002955 isolation Methods 0.000 claims description 12
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 206010052804 Drug tolerance Diseases 0.000 abstract description 5
- 230000026781 habituation Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
Abstract
The present invention relates to the operational method of lead-in wire on the charged disconnected fuse switch of a kind of 10kV, use lead wire insulation holder to carry out lead-in wire and fix with main traverse line, it is adaptable to gage lap uses the operating type connecing cable guide；Described lead wire insulation holder is made up of caliper, insulated handle and bearing pin；Caliper and the insulated handle of integral type are fixed together by bearing pin symmetry, form pincer structure；Offer wire on described caliper and fix groove and the fixing groove of lead-in wire.Compared with prior art, the invention has the beneficial effects as follows: 1) by application Novel work utensil, improve livewire work method, reduce labor intensity, it is to avoid operating risk, stop habituation and operate against regulations.2), in actual application, job safety accident rate that annual more than 200 the charged disconnected drop type of 10kV goes between is 0, and safety is high.3) easy to operate, improve working performance, it is adaptable to insulating glove working system and insulating bar working system, reduce instrument usage amount, improve power supply reliability.
Description
Technical field
The present invention relates to electrical network distribution line fuse switch and connect broken string technical field, particularly relate to the operational method of lead-in wire on the charged disconnected fuse switch of a kind of 10kV.
Background technology
The operation that goes between on the charged disconnected fuse switch of 10kV belongs to simple livewire work project, generally completed by a people, but find in long term operation, in the past there is following drawback in operational method: 1) operating personnel remove lead-in wire and wire overlap joint connect cable guide after one hold wire one and only hold lead-in wire, disconnected drawing is carried out with wire in the case of lead-in wire is the most reliably fixed, if insulating glove is damaged in operation process, easily cause the person in gage lap crosses into journey, seal in circuit, cause electric shock, there is very big operating risk in the method, the most generally there is habituation violating the regulations；2) operating personnel removes and need to first control the holder anchor leg that goes between when lead-in wire overlaps with wire, then removes lead-in wire and overlaps with wire；Big in this operation process operating personnel's operation easier, labor intensity is high；3) the also hook cable clamp structure used now, the most easily there is card line or be easily caused the broken stock of lead-in wire, particularly spring parallels must be removed when big line footpath wire connects and draws, owing to spring parallels is minimum, bring great inconvenience when removing to livewire work personnel, be not therefore suitable for livewire work.
The developing direction of livewire work now is to be improved by the structure of Work tool, makes livewire work process reduce labor intensity, it is to avoid operating risk, stops habituation and operate against regulations.
Summary of the invention
The invention provides the operational method of lead-in wire on the charged disconnected fuse switch of a kind of 10kV, use new device, change traditional work mode, make livewire work process reduce labor intensity, it is to avoid operating risk, stop habituation and operate against regulations.Invention also provides device used.
In order to achieve the above object, the present invention realizes by the following technical solutions:
The operational method of lead-in wire on the charged disconnected fuse switch of 10kV, uses lead wire insulation holder to carry out lead-in wire and fixes with main traverse line；Comprise the steps:
1) in bucket, electrician operates aerial lift device with insulated arm, enters livewire work region；
2) in bucket, electrician adjusts the inner edge suitable operating position mutually struggled against to fuse switch of insulating, carry out the masked isolation that insulate, the position covered and order according to the order position to touching in operation of " from the close-by examples to those far off ", " from top to bottom ", " first big after small " and be followed successively by the grounding body that fuse switch lead-in wire, fuse switch, wire and setting close on；Three-phase conducting wire and fuse switch arrange the order of measure of covering of insulating should be carried out according to first both sides rear mesophase mutually；
3) in bucket, electrician takes the insulation of middle phase terminal apart and covers measure, installs lead wire insulation holder at lead-in wire peeling, and then in bucket, electrician holds with a firm grip the insulated handle of lead wire insulation holder, in making jaw open and clamping at phase conductor peeling, completes simply to overlap；
4) in bucket electrician remove mesophase wire and gage lap connect cable guide, remove lead wire insulation holder after completing and recover insulation and cover measure；Inner edge phase conductor and outside phase conductor carry out gage lap according to middle phase conductor same procedure；
5) in bucket, electrician shifts insulation bucket and arrives the proper operation position of mesophase fuse switch, according to the orderly release insulation masked isolation measure contrary with arranging insulation masked isolation measure, the order removed is followed successively by electrical body, grounding body, fuse switch switch and the fuse switch lead-in wire that setting closes on, and three-phase conducting wire should be by the orderly release insulation masked isolation measure of both sides phase after first mesophase；
6) after electrician confirms to leave over without equipment, instrument on bar in bucket, withdrawing from livewire work region, return to ground, shift withdraws operation field.
For realizing the device of the operational method of lead-in wire on the charged disconnected fuse switch of 10kV, including the lead wire insulation holder fixing with main traverse line for lead-in wire, it is characterized in that, described lead wire insulation holder is made up of caliper, insulated handle and bearing pin, caliper and the insulated handle of integral type are fixed together by bearing pin symmetry, form pincer structure；Offer wire on described caliper and fix groove and the fixing groove of lead-in wire.
Described caliper side sets the fixing groove of lead-in wire, and opposite side correspondence position sets wire fixture, and wire fixture is made up of fixed block and bolt, is connected with caliper by bolt, and fixed block is provided with the groove corresponding with the fixing groove that goes between.
It is provided with back-moving spring and bolt at the insulated handle of described lead wire insulation holder.
The material of described lead wire insulation holder caliper is aluminium alloy.
Compared with prior art, the invention has the beneficial effects as follows:
1) by application Novel work utensil, improve livewire work method, reduce labor intensity, it is to avoid operating risk, stop habituation and operate against regulations.
2) in actual applications, job safety accident rate that annual more than 200 the charged disconnected drop type of 10kV goes between is 0, and safety is high.
3) easy to operate, improve working performance, it is adaptable to insulating glove working system and insulating bar working system, reduce instrument usage amount, improve power supply reliability.
Accompanying drawing explanation
Fig. 1 is the structural representation of lead wire insulation holder of the present invention.
In figure: 1. fixing groove 6. bolt 7. fixed block 8. back-moving spring 9. bolt of groove 5. lead-in wire fixed by caliper 2. insulated handle 3. bearing pin 4. wire
Detailed description of the invention
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described further:
The operational method of lead-in wire on the charged disconnected fuse switch of 10kV of the present invention, uses lead wire insulation holder to carry out lead-in wire and fixes with main traverse line, it is adaptable to gage lap uses the operating type connecing cable guide；Comprise the steps:
1) in bucket, electrician operates aerial lift device with insulated arm, enters livewire work region；
2) in bucket, electrician adjusts the inner edge suitable operating position mutually struggled against to fuse switch of insulating, carry out the masked isolation that insulate, the position covered and order according to the order position to touching in operation of " from the close-by examples to those far off ", " from top to bottom ", " first big after small " and be followed successively by the grounding body that fuse switch lead-in wire, fuse switch, wire and setting close on；Three-phase conducting wire and fuse switch arrange the order of measure of covering of insulating should be carried out according to first both sides rear mesophase mutually；
3) in bucket, electrician takes the insulation of middle phase terminal apart and covers measure, installs lead wire insulation holder at lead-in wire peeling, and then in bucket, electrician holds with a firm grip the insulated handle of lead wire insulation holder, in making jaw open and clamping at phase conductor peeling, completes simply to overlap；
4) in bucket electrician remove mesophase wire and gage lap connect cable guide, remove lead wire insulation holder after completing and recover insulation and cover measure；Inner edge phase conductor and outside phase conductor carry out gage lap according to middle phase conductor same procedure；
5) in bucket, electrician shifts insulation bucket and arrives the proper operation position of mesophase fuse switch, according to the orderly release insulation masked isolation measure contrary with arranging insulation masked isolation measure, the order removed is followed successively by electrical body, grounding body, fuse switch switch and the fuse switch lead-in wire that setting closes on, and three-phase conducting wire should be by the orderly release insulation masked isolation measure of both sides phase after first mesophase；
6) after electrician confirms to leave over without equipment, instrument on bar in bucket, withdrawing from livewire work region, return to ground, shift withdraws operation field.
Should carry out under good weather during the operational method operation gone between on the charged disconnected fuse switch of 10kV of the present invention, such as thunder and lightning (hear thunder, see lightning), snow, hail, rain, mist etc., be forbidden to carry out livewire work.Wind-force is more than 5 grades, or when humidity is more than 80%, should not carry out livewire work.Need not during operation disable reclosing.
See Fig. 1, be the structural representation of lead wire insulation holder of the present invention.Of the present invention for realizing the device of the operational method of lead-in wire on the charged disconnected fuse switch of 10kV, including the lead wire insulation holder fixing with main traverse line for lead-in wire, described lead wire insulation holder is made up of caliper 1, insulated handle 2 and bearing pin 3, caliper 1 and the insulated handle 2 of integral type are fixed together by bearing pin 3 symmetry, form pincer structure；Offer wire on described caliper 1 and fix groove 4 and the fixing groove 5 of lead-in wire.
Described caliper 1 side sets the fixing groove 4 of lead-in wire, and opposite side correspondence position sets wire fixture, and wire fixture is made up of fixed block 7 and bolt 6, is connected with caliper 1 by bolt 6, and fixed block 7 is provided with the groove corresponding with the fixing groove 5 that goes between.
Back-moving spring 8 and bolt 9 it is provided with at the insulated handle 2 of described lead wire insulation holder.
The material of described lead wire insulation holder caliper 1 is aluminium alloy.
Groove 4 fixed by wire on lead wire insulation holder and the fixing groove 5 of lead-in wire is respectively used to fixing wire and lead-in wire, wherein go between and fixed by the bolt 6 on wire fixture and fixed block 7, wire is clamped on the wire at jaw and fixes in groove 4, when diameter of wire exceedes jaw diameter, fixing by realizing after the bolt 9 at insulated handle 2 is tightened.First screw wire fixture during use to be fixed by lead-in wire, then by insulated handle 2 of holding with a firm grip, make jaw open, release handle after clamping wire.
The features such as lead wire insulation holder has easy for installation, fixing reliable, it is to avoid the potential safety hazard in many hot line maintenances, significantly reduce the labor intensity of operating personnel.
Claims (1)
- The operational method of lead-in wire on the charged disconnected fuse switch of 1.10kV, uses lead wire insulation holder to carry out lead-in wire and fixes with main traverse line；It is characterized in that, comprise the steps:1) in bucket, electrician operates aerial lift device with insulated arm, enters livewire work region；2) in bucket, electrician adjusts the inner edge suitable operating position mutually struggled against to fuse switch of insulating, carry out the masked isolation that insulate, the position covered and order according to the order position to touching in operation of " from the close-by examples to those far off ", " from top to bottom ", " first big after small " and be followed successively by the grounding body that fuse switch lead-in wire, fuse switch, wire and setting close on；Three-phase conducting wire and fuse switch arrange the order of measure of covering of insulating should be carried out according to first both sides rear mesophase mutually；3) in bucket, electrician takes the insulation of middle phase terminal apart and covers measure, installs lead wire insulation holder at lead-in wire peeling, and then in bucket, electrician holds with a firm grip the insulated handle of lead wire insulation holder, in making jaw open and clamping at phase conductor peeling, completes simply to overlap；4) in bucket electrician remove mesophase wire and gage lap connect cable guide, remove lead wire insulation holder after completing and recover insulation and cover measure；Inner edge phase conductor and outside phase conductor carry out gage lap according to middle phase conductor same procedure；5) in bucket, electrician shifts insulation bucket and arrives the proper operation position of mesophase fuse switch, according to the orderly release insulation masked isolation measure contrary with arranging insulation masked isolation measure, the order removed is followed successively by electrical body, grounding body, fuse switch switch and the fuse switch lead-in wire that setting closes on, and three-phase conducting wire should be by the orderly release insulation masked isolation measure of both sides phase after first mesophase；6) after electrician confirms to leave over without equipment, instrument on bar in bucket, withdrawing from livewire work region, return to ground, shift withdraws operation field；Described lead wire insulation holder is made up of caliper, insulated handle and bearing pin, and caliper and the insulated handle of integral type are fixed together by bearing pin symmetry, forms pincer structure；Caliper side sets the fixing groove of lead-in wire, and opposite side correspondence position sets wire fixture, and wire fixture is made up of fixed block and bolt, is connected with caliper by bolt, and fixed block is provided with the groove corresponding with the fixing groove that goes between；Being provided with back-moving spring and bolt at the insulated handle of lead wire insulation holder, the material of caliper is aluminium alloy；Groove fixed by wire on lead wire insulation holder and the fixing groove of lead-in wire is respectively used to fixing wire and lead-in wire, wherein go between and fixed by the bolt on wire fixture and fixed block, wire is clamped on the wire at jaw and fixes in groove, when diameter of wire exceedes jaw diameter, fixing by realizing after the bolt at insulated handle is tightened；First screw wire fixture during use to be fixed by lead-in wire, then by insulated handle of holding with a firm grip, make jaw open, release handle after clamping wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410342962.5A CN104143784B (en) | 2014-07-18 | The operational method of lead-in wire on the charged disconnected fuse switch of 10kV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410342962.5A CN104143784B (en) | 2014-07-18 | The operational method of lead-in wire on the charged disconnected fuse switch of 10kV |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104143784A CN104143784A (en) | 2014-11-12 |
| CN104143784B true CN104143784B (en) | 2017-01-04 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201174436Y (en) * | 2008-03-19 | 2008-12-31 | 永康市供电局 | Live lapping plier |
| CN201590620U (en) * | 2009-12-05 | 2010-09-22 | 山东电力集团公司临沂供电公司 | Power transmission line wind deflection preventive fixing clip |
| CN102025048A (en) * | 2010-09-30 | 2011-04-20 | 江苏省电力公司江都市供电公司 | Jaw type chuck grounding wire |
| CN102324711A (en) * | 2011-09-15 | 2012-01-18 | 福建省晋江市电力有限责任公司 | Tool for fixing 10kV insulated conductors |
| CN102931609A (en) * | 2012-09-03 | 2013-02-13 | 辽宁省电力有限公司鞍山供电公司 | Operation method for replacing 10kV drop-out fuse in on-load manner |
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201174436Y (en) * | 2008-03-19 | 2008-12-31 | 永康市供电局 | Live lapping plier |
| CN201590620U (en) * | 2009-12-05 | 2010-09-22 | 山东电力集团公司临沂供电公司 | Power transmission line wind deflection preventive fixing clip |
| CN102025048A (en) * | 2010-09-30 | 2011-04-20 | 江苏省电力公司江都市供电公司 | Jaw type chuck grounding wire |
| CN102324711A (en) * | 2011-09-15 | 2012-01-18 | 福建省晋江市电力有限责任公司 | Tool for fixing 10kV insulated conductors |
| CN102931609A (en) * | 2012-09-03 | 2013-02-13 | 辽宁省电力有限公司鞍山供电公司 | Operation method for replacing 10kV drop-out fuse in on-load manner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 114002 Anshan South Road, Tiedong District, Liaoning, Shengli Road, No. 52 Applicant after: Anshan Power Supply Company, State Grid Liaoning Electric Power Co., Ltd. Applicant after: State Grid Corporation of China Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Grid Corporation of China Applicant before: Anshan Power Supply Company, State Grid Liaoning Electric Power Co., Ltd. |
|
| GR01 | Patent grant |