CN105811313B - Linear insulator replacing options - Google Patents
Linear insulator replacing options Download PDFInfo
- Publication number
- CN105811313B CN105811313B CN201610391702.6A CN201610391702A CN105811313B CN 105811313 B CN105811313 B CN 105811313B CN 201610391702 A CN201610391702 A CN 201610391702A CN 105811313 B CN105811313 B CN 105811313B
- Authority
- CN
- China
- Prior art keywords
- linear insulator
- conducting wire
- insulating bar
- linear
- ratchet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000012212 insulator Substances 0.000 title claims abstract description 68
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000012546 transfer Methods 0.000 claims abstract description 7
- 238000009413 insulation Methods 0.000 claims description 13
- 230000000873 masking effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 238000012795 verification Methods 0.000 claims description 3
- 210000003323 beak Anatomy 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000011017 operating method Methods 0.000 abstract description 5
- 238000013024 troubleshooting Methods 0.000 abstract description 4
- 238000011161 development Methods 0.000 description 3
- 210000000080 chela (arthropods) Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Landscapes
- Electric Cable Installation (AREA)
- Insulators (AREA)
Abstract
The invention discloses one kind can be suitable for agriculture distribution harsh environments, instrument and its application process are replaced using the linear insulator of indirect operating method electrified replacing linear insulator, first instrument is clamped on cross-arm, then the angle adjusted between insulating bar and fixed seat makes the surface that thread hook is located at linear insulator, then when the conducting wire at linear insulator is hung with thread hook, rotate special spanner tightening insulating cord, make the load transfer of conducting wire at linear insulator, the replacement of linear insulator is carried out again, special spanner unwrapping wire is rotated after replacement to hang back conducting wire on linear insulator.The replacement of linear insulator can be completed, is operated in replacement process using insulating bar, without having a power failure, meet the requirement of indirect operating method, easy to the maintenance of agriculture distribution line, realize and carry out troubleshooting under the conditions of agriculture distribution network live line, meet the power demand of rural resident, improve service quality.
Description
Technical field
The present invention relates to a kind of linear insulator to replace instrument and its application process, more particularly to a kind of linear insulator is more
Change method.
Background technology
It is reliable to supplying power allocation with the increasingly raising of Living consumption, various circles of society with the continuous social and economic development
Property requires higher and higher, and it is to ensure the effective means persistently supplied of electric energy that hotline maintenance is carried out to circuit, it is in city scope
It is interior to carry out extensively.But the method that power grid enterprises still use interruption maintenance in agriculture distribution line.
Rapid development and resident's household electrical appliance recently as rural economy increase year by year, power grid enterprises' tradition " one
Draw a line, one stop it is a sheet of " maintenance way have been unable to meet the demand of rural electricity consumption, therefore livewire work is also begun to progressively
Agriculture distribution is extended to, it is necessary to carry out troubleshooting in the environment of not having a power failure, meets the power demand of rural resident, there is provided more
Quality services.
Yet with complicated 10 KV line(Agriculture distribution line)There are following characteristics:
1st, have inconvenient traffic, vehicle is difficult in place;
2nd, operating environment is complicated, and aerial lift device with insulated arm can not reach optimal job position;
3rd, relief, causes distribution line shaft tower relative altitude to raise, beyond aerial lift device with insulated arm operating radius.
Due to the These characteristics of agriculture distribution, conventional direct operation mode can not complete hotline maintenance.Therefore need to pass through
Indirect operating mode carries out the development exhibition of livewire work project.
Present indirect operating by insulating bar carry out indirect operation, but at present do not have a kind of ripe instrument and
Method is suitable for replacing linear insulator.
The content of the invention
It is an object of the invention to provide a kind of linear insulator replacing options suitable for indirect operating method.
The invention discloses a kind of replacing options of linear insulator, this method comprises the following steps:
(1)Operating personnel step on bar to bar top, carry out electrical verification to the conducting wire, linear insulator and cross-arm closed on, confirm no leakage
Continue to step on bar after bucket to cross-arm position, insulation masking is carried out to conducting wire, linear insulator and cross-arm;
(2)Linear insulator replacement instrument is clamped on cross-arm, linear insulator, which replaces instrument, includes fixed seat, ratchet
Cord holder and insulating bar, one end of insulating bar are articulated with fixed seat, and the ratchet of ratchet-wheel wire tightener is connected to by central shaft
In fixed seat, insulating cord is around on central shaft, and the pulley for being oriented to insulating cord is connected with insulating bar, and rotating insulated bar makes
Thread hook is located at the surface of linear insulator, and hooks the conducting wire of corresponding position;The fixed seat includes two pieces of opposite cloth
The riser put and the clamp for being fixed on two riser bottoms, two risers are connected as a single entity by fixed link, and fixed link overcoat has spacing
Set, the ratchet and pawl are fixed on outside same riser, and the central shaft of ratchet-wheel wire tightener passes through two risers;The riser is equipped with
It is arc-shaped some circular holes of arrangement, each circular hole on two risers is oppositely arranged, and the center of circle of circular arc is located at the ratchet-wheel wire tightener
On the longitudinal center line of central shaft;
(3)Operating personnel again carry out the conducting wire, linear insulator and cross-arm closed on coordinated insulation hawk after insulation masking
The binding that mouth pincers will replace linear insulator is untied;
(4)Operating personnel operate ratchet-wheel wire tightener stringing, make load transfer, replace linear insulator;
(5)After the completion of linear insulator is replaced, operating personnel operate ratchet-wheel wire tightener unwrapping wire, return the conducting wire at thread hook
Drop down onto in the wire casing of linear insulator;
(6)Conducting wire is tied up binding by operating personnel, cuts off unnecessary binding;
(7)Repeat step(3)—(6), complete the replacement of each phase linear insulator;
(8)After the completion of all replacing, the mask of linear insulator and conducting wire is removed successively from far near, return to ground.
The clamp is L-type, and two outer end of clamp is equipped with thread head, L-type movable block and corresponding butterfly are cased with thread head
Shape nut.
The insulating bar is articulated between two risers of the fixed seat.
The both ends of the insulating bar are removably connected with fixed seat connector and insulating cord connector respectively, and two connectors are equal
To be matched with the rectangular sleeve of insulating bar.
The fixed seat connector is equipped with the location hole through its a pair of sidewalls, the centre-to-centre spacing of location hole and hinge joint etc.
In the radius of the circular arc, location hole interpolation is useful for limiting the locating rod of insulating bar and the riser angle, and the two of locating rod
End is threaded with supporting nut.
The pulley has two, is both secured on the insulating cord connector, and one is on the upside of the insulating bar
Directive wheel, another be positioned at insulation boom end reverse wheel.
The material of the fixed seat, the fixed seat connector and the insulating cord connector is stainless steel, described exhausted
Edge bar is hollow insulating bar.
In conclusion the present invention this instrument is clamped on cross-arm in use, first passing through clamp, then adjust insulating bar with
Angle between fixed seat makes the surface that thread hook is located at linear insulator, then by linear insulator conducting wire hang with
During thread hook, rotation special spanner tightening insulating cord, makes the load transfer of conducting wire at linear insulator, then carry out linear insulator
Replacement, after replacement rotate special spanner unwrapping wire conducting wire is hung back on linear insulator.It can complete linear insulator
Replace, and operated in replacement process using insulating bar, without having a power failure, meet the requirement of indirect operating method, match somebody with somebody cable easy to agriculture
The maintenance on road, realizes and carries out troubleshooting under the conditions of agriculture distribution network live line, meets the power demand of rural resident, improves Service Quality
Amount.
Meanwhile in order to ensure that thread hook can be always positioned at the surface of linear insulator conducting wire, will easy to the transfer of load
Insulating bar is articulated with fixed seat, and the angle by locating rod and location hole adjusting therebetween.
In order to make the stability of raising insulating cord, ensure work efficiency, directive wheel and reverse wheel are fixed with insulating bar.
In order to ensure service life, using effect is improved, is stainless steel by the material selection of fixed seat.
In order to mitigate dead weight, easy to carry and operation, hollow rod is designed as by insulating bar.
Brief description of the drawings
Fig. 1 is the schematic front view of a preferred embodiment of the invention.
Fig. 2 is the enlarged diagram of fixed seat in Fig. 1.
Fig. 3 is the enlarged diagram of clamp in Fig. 1.
Illustrate sequence number:
1-fixed seat, 2-insulating bar, 3-ratchet-wheel wire tightener, 4-insulating cord, 5-directive wheel, 6-reverse wheel, 7-L
Type movable block, 8-wing nut, 9-locating rod, 10-thread hook, 11-clamp, 12-riser, 31-ratchet, 32-retaining
Pawl, 33-special spanner, 34-central shaft.
Embodiment
This linear insulator, which replaces instrument, as shown in Fig. 1-3, disclosed in the present embodiment includes fixed seat 1, insulating bar 2
With ratchet-wheel wire tightener 3, one end of insulating bar 2 is articulated with fixed seat 1, and ratchet-wheel wire tightener 3 is connected in fixed seat 1, insulating cord 4
It is around on the central shaft 34 of ratchet-wheel wire tightener 3.
Fixed seat 1 includes two pieces of risers 12 positioned opposite and the clamp 11 for being fixed on two risers, 12 bottom, two risers
12 are connected as a single entity by fixed link 13, and 13 overcoat of fixed link has stop collar, and riser 12 is equipped with the row circle for being arc-shaped arrangement
Hole, each circular hole on two risers 12 are oppositely arranged, and the center of circle of circular arc is located at the longitudinal center line of 3 central shaft 34 of ratchet-wheel wire tightener
On, clamp 11 is L-type, and 11 liang of outer ends of clamp are equipped with thread head, L-type movable block 7 and corresponding butterfly spiral shell are cased with thread head
Mother 8.
The both ends of insulating bar 2 are removably connected with fixed seat connector 21 and insulating cord connector 22, two connectors respectively
It is the rectangular sleeve for being matched with insulating bar 2.Fixed seat connector 21 be equipped with through its a pair of sidewalls location hole, location hole with
The centre-to-centre spacing of hinge joint is equal to the radius of circular arc, and location hole interpolation is useful for limiting the locating rod of insulating bar 2 and 12 angle of riser
9, the both ends of locating rod 9 are threaded with supporting nut, and insulating cord connector 22 is equipped with two pulleys, and one is positioned at exhausted
The directive wheel 5 of the upside of edge bar 2, another be reverse wheel 6 positioned at 2 end of insulating bar.
Ratchet-wheel wire tightener 3 includes ratchet 31, pawl 32, special spanner 33 and central shaft 34, and ratchet 31 and pawl 32 are fixed
In on same riser 12, central shaft 34 passes through two risers 12, insulating bar 2 with its fixed seat connector 21 be articulated with two risers 12 it
Between.
The material of fixed seat, fixed seat connector and insulating cord connector is stainless steel, and insulating bar is hollow insulation tube.
The invention also discloses a kind of replacing options that instrument is replaced by the use of above-described embodiment as linear insulator, the party
Method comprises the following steps:
(1)Operating personnel step on bar to bar top, carry out electrical verification to the conducting wire, linear insulator and cross-arm closed on, confirm no leakage
Continue to step on bar after bucket to cross-arm position, insulation masking is carried out to conducting wire, linear insulator and cross-arm;
(2)The clamp that linear insulator is replaced to instrument is clamped on cross-arm, extracts locating rod, and rotating insulated bar makes conducting wire
The conducting wire of surface and relevant position that hook is located at linear insulator connects;
(3)Operating personnel again carry out the conducting wire, linear insulator and cross-arm closed on coordinated insulation hawk after insulation masking
The binding that mouth pincers will replace linear insulator is untied;
(4)Operating personnel operate ratchet-wheel wire tightener stringing, make load transfer, replace linear insulator;
(5)After the completion of linear insulator is replaced, operating personnel operate ratchet-wheel wire tightener unwrapping wire, return the guiding at thread hook
Drop down onto in the wire casing of linear insulator;
(6)Conducting wire is tied up binding by operating personnel's coordinated insulation eagle's beak pliers, cuts off unnecessary binding;
(7)Repeat step(3)—(6), complete the replacement of each phase linear insulator;
(8)After the completion of all replacing, the mask of linear insulator and conducting wire is removed successively from far near, return to ground.
As it can be seen that carrying out the replacement of linear insulator by the present invention, need to only insulating bar be used to operate in replacement process, can
Realize livewire work, without having a power failure, meet the requirement of indirect operating method, easy to the maintenance of agriculture distribution line, realize that guipure is matched somebody with somebody in agriculture
Troubleshooting is carried out under the conditions of electricity, meets the power demand of rural resident, improves service quality.
Meanwhile in order to ensure that thread hook can be always positioned at the surface of linear insulator conducting wire, will easy to the transfer of load
Insulating bar is articulated with fixed seat, and the angle by locating rod and location hole adjusting therebetween.
In order to make the stability of raising insulating cord, ensure work efficiency, directive wheel and reverse wheel are fixed with insulating bar.
In order to ensure service life, using effect is improved, is stainless steel by the material selection of fixed seat.
In order to mitigate dead weight, easy to carry and operation, hollow rod is designed as by insulating bar.
Claims (7)
1. a kind of replacing options of linear insulator, it is characterised in that this method comprises the following steps:
(1)Operating personnel step on bar to bar top, electrical verification are carried out to the conducting wire, linear insulator and cross-arm closed on, after confirming no funnel
Continue to step on bar to cross-arm position, insulation masking is carried out to conducting wire, linear insulator and cross-arm;
(2)Linear insulator replacement instrument is clamped on cross-arm, linear insulator, which replaces instrument, includes fixed seat, ratchet stringing
Device and insulating bar, one end of insulating bar are articulated with fixed seat, and the ratchet of ratchet-wheel wire tightener is connected to fixation by central shaft
On seat, insulating cord is around on central shaft, and the pulley for being oriented to insulating cord is connected with insulating bar, and rotating insulated bar makes conducting wire
Hook is located at the surface of linear insulator, and hooks the conducting wire of corresponding position;The fixed seat include two pieces it is positioned opposite
Riser and the clamp for being fixed on two riser bottoms, two risers are connected as a single entity by fixed link, and fixed link overcoat has stop collar, institute
State ratchet and pawl to be fixed on outside same riser, the central shaft of ratchet-wheel wire tightener passes through two risers;The riser is equipped with circle
Some circular holes of arc arrangement, each circular hole on two risers are oppositely arranged, and the center of circle of circular arc is located at the ratchet-wheel wire tightener center
On the longitudinal center line of axis;
(3)Operating personnel again carry out the conducting wire, linear insulator and cross-arm closed on coordinated insulation eagle's beak pliers after insulation masking
The binding that linear insulator will be replaced is untied;
(4)Operating personnel operate ratchet-wheel wire tightener stringing, make load transfer, replace linear insulator;
(5)Linear insulator replace after the completion of, operating personnel operate ratchet-wheel wire tightener unwrapping wire, make the conducting wire at thread hook fall after rise to
In the wire casing of linear insulator;
(6)Conducting wire is tied up binding by operating personnel, cuts off unnecessary binding;
(7)Repeat step(3)—(6), complete the replacement of each phase linear insulator;
(8)After the completion of all replacing, the mask of linear insulator and conducting wire is removed successively from far near, return to ground.
2. the replacing options of linear insulator according to claim 1, it is characterised in that:The clamp is L-type, clamp two
Outer end is equipped with thread head, and L-type movable block and corresponding wing nut are cased with thread head.
3. the replacing options of linear insulator according to claim 2, it is characterised in that:The insulating bar is articulated with described
Between two risers of fixed seat.
4. the replacing options of linear insulator according to claim 3, it is characterised in that:The both ends difference of the insulating bar
Fixed seat connector and insulating cord connector are removably connected with, two connectors are the rectangular sleeve for being matched with insulating bar.
5. the replacing options of linear insulator according to claim 4, it is characterised in that:Set on the fixed seat connector
There is a location hole through its a pair of sidewalls, the centre-to-centre spacing of location hole and hinge joint is equal to the radius of the circular arc, location hole interpolation
It is useful for limiting the locating rod of insulating bar and the riser angle, the both ends of locating rod are threaded with supporting nut.
6. the replacing options of linear insulator according to claim 4, it is characterised in that:The pulley has two, solid
Due on the insulating cord connector, one be the directive wheel on the upside of the insulating bar, another be positioned at insulation rod end
The reverse wheel in portion.
7. the replacing options of linear insulator according to claim 4, it is characterised in that:The fixed seat, the fixation
The material of seat connector and the insulating cord connector is stainless steel, and the insulating bar is hollow insulating bar.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610391702.6A CN105811313B (en) | 2016-06-06 | 2016-06-06 | Linear insulator replacing options |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610391702.6A CN105811313B (en) | 2016-06-06 | 2016-06-06 | Linear insulator replacing options |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105811313A CN105811313A (en) | 2016-07-27 |
CN105811313B true CN105811313B (en) | 2018-04-17 |
Family
ID=56427846
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610391702.6A Active CN105811313B (en) | 2016-06-06 | 2016-06-06 | Linear insulator replacing options |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105811313B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108680837A (en) * | 2018-05-18 | 2018-10-19 | 台州鼎拓工业设计有限公司 | A kind of insulating cord segmented pressure experimental rig of transport easy to disassemble |
CN109045799A (en) * | 2018-10-24 | 2018-12-21 | 洛阳晟华机械科技有限公司 | A kind of filter plate of disk filter |
CN109244949B (en) * | 2018-10-29 | 2024-04-09 | 国网新疆电力有限公司昌吉供电公司 | Wire lifting tool for distribution live working |
CN113224707B (en) * | 2021-05-20 | 2022-11-08 | 广东电网有限责任公司 | Terminal wire hanging device with sag adjusting function |
CN114552482B (en) * | 2022-03-18 | 2024-07-26 | 广东电网有限责任公司 | Insulator replacement tool |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202026034U (en) * | 2011-03-22 | 2011-11-02 | 辽宁省电力有限公司鞍山供电公司 | Overhead wire insulation wire lifter for 10-kilovolt circuit |
CN202072422U (en) * | 2011-05-30 | 2011-12-14 | 湖北省电力公司宜都市供电公司 | Miniature lifting device for power distribution line maintenance |
CN105305316A (en) * | 2015-12-10 | 2016-02-03 | 国网四川省电力公司攀枝花供电公司 | Mountainous region laborsaving line lifting device |
CN205666530U (en) * | 2016-06-06 | 2016-10-26 | 国家电网公司 | Instrument is changed to straight line insulator |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050096066A (en) * | 2004-03-29 | 2005-10-05 | 추경엽 | Structure of wire grip |
-
2016
- 2016-06-06 CN CN201610391702.6A patent/CN105811313B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202026034U (en) * | 2011-03-22 | 2011-11-02 | 辽宁省电力有限公司鞍山供电公司 | Overhead wire insulation wire lifter for 10-kilovolt circuit |
CN202072422U (en) * | 2011-05-30 | 2011-12-14 | 湖北省电力公司宜都市供电公司 | Miniature lifting device for power distribution line maintenance |
CN105305316A (en) * | 2015-12-10 | 2016-02-03 | 国网四川省电力公司攀枝花供电公司 | Mountainous region laborsaving line lifting device |
CN205666530U (en) * | 2016-06-06 | 2016-10-26 | 国家电网公司 | Instrument is changed to straight line insulator |
Also Published As
Publication number | Publication date |
---|---|
CN105811313A (en) | 2016-07-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105811313B (en) | Linear insulator replacing options | |
CN203798929U (en) | Single-phase ground fault simulation testing platform of power distribution network | |
CN205666530U (en) | Instrument is changed to straight line insulator | |
CN205790462U (en) | A kind of power secure grounding cable line | |
CN105337216A (en) | Tool and method for realizing charged replacement of tension insulator of extra-high voltage earth electrode line | |
CN204789734U (en) | Electrician's utensil is tested to portable high pressure | |
CN212366231U (en) | Quick wiring clamp assembly | |
CN207572872U (en) | A kind of cable peeling device | |
CN104362550B (en) | A kind of Horizontal pay-off device | |
CN102916372B (en) | 10kV multi-circuit lines on the same pole mesophase spherule wire lifting instrument | |
CN204945168U (en) | 35KV leakage current of an arrester live testing Special wiring bar | |
CN105500231B (en) | A kind of pliers for being used to wind wire | |
CN206400166U (en) | Cable fitting more than a kind of double cable OPGW of transformer station's single pole | |
CN204966732U (en) | Multilayer circuit earth connection | |
CN204243640U (en) | The manual ratchet-type bobbin winoler of a kind of live line working | |
CN206452060U (en) | Preformed armor rods winding tool | |
CN203300475U (en) | Insulation pull rod | |
CN106684754B (en) | A kind of 10kV circuits bare wire electrification installation insulating layer device | |
CN208297561U (en) | A kind of rapid wiring device of the electrical pressure test of insulating tool | |
CN207967854U (en) | A kind of concealed wire circuit winding tool | |
CN207098445U (en) | 500kV compact transmission lines are with carrying the Line tool | |
CN205397693U (en) | Old wire recycling device | |
CN204103207U (en) | A kind of coaxial-cable welding device | |
CN105116172A (en) | A junction pole specially used for live tests of 35kV lighting arrester leakage currents | |
CN204947129U (en) | Short-circuit grounding wire |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |