CN107104387A - One kind can second lift wire insulation cross-arm and lifting wire method - Google Patents
One kind can second lift wire insulation cross-arm and lifting wire method Download PDFInfo
- Publication number
- CN107104387A CN107104387A CN201710432247.4A CN201710432247A CN107104387A CN 107104387 A CN107104387 A CN 107104387A CN 201710432247 A CN201710432247 A CN 201710432247A CN 107104387 A CN107104387 A CN 107104387A
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- Prior art keywords
- arm
- cross
- wire
- anchor ear
- pole
- 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.)
- Pending
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- 238000009413 insulation Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims description 6
- 239000012212 insulator Substances 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims description 8
- 239000003365 glass fiber Substances 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 238000009826 distribution Methods 0.000 abstract description 10
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
Abstract
Can second lift wire insulation cross-arm the present invention relates to one kind, the horizontal hoisting depth of the insulation is 0 900mm, including horizontal cross-arm pole, vertical cross-arm pole, oblique fulcrum bar, wire geometrical clamp, anchor ear device, lowering or hoisting gear, oblique fulcrum bar is provided between horizontal cross-arm pole and vertical cross-arm pole, horizontal cross-arm pole is provided with the wire geometrical clamp of fixed three-phase conducting wire, anchor ear device is provided with by adjustable connecting clip on vertical cross-arm pole, support base is provided with the vertical cross-arm pole below anchor ear device, lowering or hoisting gear is provided between anchor ear device and support base, the lowering or hoisting gear includes left-handed screw, right handed screw, nut sleeve between left-handed screw and right handed screw to be engaged with left-handed screw and right handed screw, nut sleeve is externally provided with ratchet wrench handle.Linear insulator and cross-arm are changed available for power distribution live-wire insulating glove working system, insulating bar working system changes linear insulator and cross-arm.It is capable of the air gap and safe distance of effectively pilot and cross-arm.
Description
Technical field
The present invention relates to 10kV distribution uninterrupted operation technical fields, it is related to a kind of charged for replacement 10kV linear rod insulators
And the instrument of cross-arm, especially one kind can second lift wire insulation cross-arms.
Background technology
The maximum 10kV overhead distribution line road networks of coverage rate carry the master between transmission line of electricity network and each user
Want connection function.Because the dielectric level of the voltage class circuit is relatively low, in atmospheric over-voltage, filth or other extraneous factors
Easily broken down under effect, and due to the outmoded aging of some areas distribution line facility, there are numerous hidden danger in equipment, in addition society
Meeting rapid economic development, ever-increasing enterprise applies to install electricity consumption, and 10kV overhead distributions moves caused by infrastructure construction
Change and increase year by year, this can all influence the reliability of distribution continued power.And dead line and power off time are reduced, improve distribution
The reliability of power supply, main means be exactly energetically, comprehensively, safely carry out power distribution live-wire.
Current distribution network live line work, linear rod insulator, cross-arm are changed using insulating bar working system, insulating glove working system
When, mostly using insulator crossarm.Traditional insulator crossarm installs the height being unable to after inconvenience, fixation between second lift wire and cross-arm
Degree, causes wire small to the spacing of cross-arm, this is accomplished by the skilled operating personnel of operation technique to carry out, and operation difficulty is larger.
The content of the invention
The technical problems to be solved by the invention be to provide one kind can second lift wire insulation cross-arm, can be with second lift
The task difficulty of straight line pole cross-arm and insulator is changed in conductor height, reduction.
To achieve the above object, the present invention is realized using following technical scheme:
One kind can second lift wire insulation cross-arm, the horizontal hoisting depth of the insulation is 0-900mm, including horizontal cross-arm
Pole, vertical cross-arm pole, oblique fulcrum bar, wire geometrical clamp, anchor ear device, lowering or hoisting gear, horizontal cross-arm pole and vertical cross-arm
Oblique fulcrum bar is provided between pole, horizontal cross-arm pole is provided with the wire geometrical clamp of fixed three-phase conducting wire, vertical cross-arm pole
Anchor ear device is provided with by adjustable connecting clip, support base is provided with the vertical cross-arm pole below anchor ear device, in anchor ear dress
Put and lowering or hoisting gear is provided between support base, the lowering or hoisting gear includes left-handed screw, right handed screw, left-handed screw and dextrorotation spiral shell
It is the nut sleeve being engaged with left-handed screw and right handed screw between bar, nut sleeve is externally provided with ratchet wrench handle.
Described anchor ear device includes anchor ear support base and fixed chain, and fixed chain is consolidated by split pin and anchor ear support base
It is fixed, for whole cross-arm to be fixed on into electric pole.
Described one kind can second lift wire insulation cross-arm further improve, described anchor ear device includes first armful
Hoop, the second anchor ear, the first anchor ear are fixed on the middle part of vertical cross-arm pole, and the second anchor ear is fixed on lower three points of vertical cross-arm pole
One of position.
Described horizontal cross-arm pole, vertical cross-arm pole and oblique fulcrum bar is made using epoxide resin material.
Described wire geometrical clamp is made using glass fiber material.
Can second lift wire insulation cross-arm lifting wire method, complete according to the following steps:
1) anchor ear device is fixed on electric pole, vertical cross-arm pole is fixed on anchor ear device by adjustable connecting clip
And it is vertical with wire holding,
2) adjustment wire geometrical clamp position on horizontal cross-arm pole, makes three-phase conducting wire in wire geometrical clamp centre bottom,
Adjustment insulator crossarm locks three-phase conducting wire in wire geometrical clamp,
3) binding wire on three-phase conducting wire insulator is removed with insulating glove working system or insulating bar working system;
4) adjustable connecting clip of anchor ear device is unclamped, operation ratchet wrench rises cross-arm, i.e., arrive wire second lift
Position;
5) cross-arm and insulator are changed using insulating glove working system or insulating bar working system;After replacing is finished,
The adjustable connecting clip of anchor ear device is locked, made three-phase conducting wire is fallen in new insulator neck by reverse operating ratchet wrench
Colligation is carried out with insulating glove working system or insulating bar working system to three-phase conducting wire and insulator to fix;
6) open wire and fix clamp locking device, unclamping fixed chain can the dismounting of second lift wire insulation cross-arm.
Compared with prior art, the beneficial effects of the invention are as follows:
The present invention can be used for power distribution live-wire insulating glove working system to change linear insulator and cross-arm (two class operations),
Insulating bar working system changes linear insulator and cross-arm (three class operations).Whether on insulated circuit or bare conductor circuit
To apply, it is capable of the air gap and safe distance of effectively pilot and cross-arm.The labor intensity of Field Force is reduced,
3-5 operating personnel are needed to be reduced to one man operation by original lifting lead wire;The time of livewire work is shortened, is reduced
Task difficulty, and improve job safety.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is anchor ear device structural representation.
Fig. 3 is lifting device structure schematic diagram.
Fig. 4 is example structure schematic diagram.
In figure:Horizontal cross-arm pole 1, vertical cross-arm pole 2, oblique fulcrum bar 3, wire geometrical clamp 4, lowering or hoisting gear 5, support base
6th, adjustable connecting clip 7, anchor ear device 8, anchor ear support base 9, fixed chain 10, left-handed screw 11, right handed screw 12, nut sleeve 13,
Ratchet wrench is 14.
Embodiment
The embodiment to the present invention is further illustrated below in conjunction with the accompanying drawings:
Such as Fig. 1-3, one kind can second lift wire insulation cross-arm, the horizontal hoisting depth of the insulation is 0-900mm, including
Horizontal cross-arm pole 1, vertical cross-arm pole 2, oblique fulcrum bar 3, wire geometrical clamp 4, anchor ear device 8, lowering or hoisting gear 5, horizontal cross-arm
Oblique fulcrum bar 3 is provided between pole 1 and vertical cross-arm pole 2.Horizontal cross-arm pole 1, vertical cross-arm pole 2 and oblique fulcrum bar 3 are used
Epoxide resin material makes, and main function can bear the mechanical load and electrical insulation strength of wire.The main function of oblique fulcrum bar 3 is prevented
Only insulator crossarm has moved left and right fixation.
Horizontal cross-arm pole 1 is provided with the wire geometrical clamp 4 of fixed three-phase conducting wire, and wire geometrical clamp 4 uses glass fibre
Material make, main function fix three-phase conducting wire prevent wire job-hopping, on pull out.
Anchor ear device 8 is provided with by adjustable connecting clip 7 on vertical cross-arm pole 2, anchor ear device 8 includes anchor ear support base 9
And fixed chain 10, fixed chain 10 is fixed by split pin with anchor ear support base 9, for whole cross-arm to be fixed on into electric pole.
2 are provided with support base 6 on the vertical cross-arm pole below anchor ear device 8, between anchor ear device 8 and support base 6
Provided with lowering or hoisting gear 5, the lowering or hoisting gear 5 include left-handed screw 11, right handed screw 12, left-handed screw 11 and right handed screw 12 it
Between be externally provided with ratchet wrench 14 for the nut sleeve 13 that is engaged with left-handed screw 11 and right handed screw 12, nut sleeve 13.
One kind can second lift wire insulation cross-arm further improve, described anchor ear device includes the first anchor ear 8-1, the
Two anchor ear 8-2.
Embodiment
Such as Fig. 4, one kind can second lift wire insulation cross-arm, the horizontal hoisting depth of the insulation is 0-900mm, including water
Flat cross-arm pole 1, vertical cross-arm pole 2, oblique fulcrum bar 3, wire geometrical clamp 4, anchor ear device 8, lowering or hoisting gear 5, horizontal cross-arm branch
Oblique fulcrum bar 3 is provided between bar 1 and vertical cross-arm pole 2.Horizontal cross-arm pole 1, vertical cross-arm pole 2 and oblique fulcrum bar 3 use ring
Oxygen resin material makes, and main function can bear the mechanical load and electrical insulation strength of wire.The main function of oblique fulcrum bar 3 is prevented
Insulator crossarm has moved left and right fixation.
Horizontal cross-arm pole 1 is provided with the wire geometrical clamp 4 of fixed three-phase conducting wire, and wire geometrical clamp 4 uses glass fibre
Material make, main function fix three-phase conducting wire prevent wire job-hopping, on pull out.
Anchor ear device 8 is provided with by adjustable connecting clip 7 on vertical cross-arm pole 2, anchor ear device 8 includes anchor ear support base 9
And fixed chain 10, fixed chain 10 is fixed by split pin with anchor ear support base 9, for whole cross-arm to be fixed on into electric pole.Embrace
Hoop device is fixed on the middle part of vertical cross-arm pole 2, second armful including the first anchor ear 8-1, the second anchor ear 8-2, the first anchor ear 8-1
Hoop 8-2 is fixed on vertical 2 times 1/3rd positions of cross-arm pole.
Support base 6 is provided with the vertical cross-arm pole 2 below the first anchor ear 8-1, in the first anchor ear 8-1 and support base 6
Between be provided with lowering or hoisting gear 5, the lowering or hoisting gear 5 include left-handed screw 11, right handed screw 12, left-handed screw 11 and right handed screw
It is the nut sleeve 13 being engaged with left-handed screw 11 and right handed screw 12 between 12, nut sleeve 13 is externally provided with ratchet wrench 14.
Can second lift wire insulation cross-arm lifting wire method, complete according to the following steps:
1) the fixed chains 10 of the first anchor ear 8-1 and the second anchor ear 8-2 are fixed on electric pole correct position, by vertical cross-arm
Pole 2 is fixed on the first anchor ear 8-1 and the second anchor ear 8-2 and vertical with wire holding by adjustable connecting clip 7.
2) adjustment wire geometrical clamp 4 makes three-phase conducting wire in wire geometrical clamp 4 in horizontal cross-arm pole 1 up to correct position
Centre bottom, adjustment insulator crossarm locks three-phase conducting wire in wire geometrical clamp 4.
3) binding wire on three-phase conducting wire insulator is removed with insulating glove working system or insulating bar working system.
4) the first anchor ear 8-1 and the second anchor ear 8-2 adjustable connecting clip 7 are unclamped, operation ratchet wrench is 14 rotation nuts
Set 13 makes left-handed screw 11 and the relative motion of right handed screw 12, whole cross-arm is lifted, by wire second lift to correct position.
(wire cannot be less than 0.4 meter with cross-arm distance)
5) cross-arm and insulator are changed using insulating glove working system or insulating bar working system;After replacing is finished,
Reverse operating ratchet wrench three-phase conducting wire is fallen in new insulator neck, by the first anchor ear 8-1 and the second anchor ear 8-2 can
Connection clip 7 is adjusted to lock, carrying out colligation to three-phase conducting wire and insulator using insulating glove working system or insulating bar working system fixes.
6) blocking device of wire geometrical clamp 4 is opened, unclamping fixed chain 10 can the dismounting of second lift wire insulation cross-arm.
Described above is only the general principle of the present invention, and not the present invention is imposed any restrictions, every right according to the present invention
It carries out equivalent variations and modification, within the category of the art of this patent protection scheme.
Claims (6)
1. one kind can second lift wire insulation cross-arm, it is characterised in that the horizontal hoisting depth of the insulation is 0-900mm, bag
Include horizontal cross-arm pole, vertical cross-arm pole, oblique fulcrum bar, wire geometrical clamp, anchor ear device, lowering or hoisting gear, horizontal cross-arm pole
Oblique fulcrum bar is provided between vertical cross-arm pole, horizontal cross-arm pole is provided with the wire geometrical clamp of fixed three-phase conducting wire, vertically
Anchor ear device is provided with by adjustable connecting clip on cross-arm pole, provided with support on the vertical cross-arm pole below anchor ear device
Seat, is provided with lowering or hoisting gear between anchor ear device and support base, and the lowering or hoisting gear includes left-handed screw, right handed screw, left-handed
It is the nut sleeve being engaged with left-handed screw and right handed screw between screw rod and right handed screw, nut sleeve is externally provided with ratchet wrench handle.
2. one kind according to claim 1 can second lift wire insulation cross-arm, it is characterised in that described anchor ear device
Including anchor ear support base and fixed chain, fixed chain is fixed by split pin with anchor ear support base, for whole cross-arm to be fixed on
On pole.
3. one kind according to claim 1 can second lift wire insulation cross-arm, it is characterised in that it is described can second lift
Wire insulation cross-arm is further improved, and described anchor ear device includes the first anchor ear, the second anchor ear, and the first anchor ear is fixed on vertically
The middle part of cross-arm pole, the second anchor ear is fixed on 1/3rd positions under vertical cross-arm pole.
4. one kind according to claim 1 can second lift wire insulation cross-arm, it is characterised in that described horizontal cross-arm
Pole, vertical cross-arm pole and oblique fulcrum bar are made using epoxide resin material.
5. one kind according to claim 1 can second lift wire insulation cross-arm, it is characterised in that described wire is fixed
Folder is made using glass fiber material.
6. it is a kind of it is according to claim 1 can second lift wire insulation cross-arm lifting wire method, it is characterised in that
Complete according to the following steps:
1) anchor ear device is fixed on electric pole, by vertical cross-arm pole be fixed on by adjustable connecting clip on anchor ear device and with
Wire keeps vertical,
2) adjustment wire geometrical clamp position on horizontal cross-arm pole, makes three-phase conducting wire in wire geometrical clamp centre bottom, adjustment
Insulator crossarm locks three-phase conducting wire in wire geometrical clamp,
3) binding wire on three-phase conducting wire insulator is removed with insulating glove working system or insulating bar working system;
4) adjustable connecting clip of anchor ear device is unclamped, operation ratchet wrench rises cross-arm, i.e., by wire second lift in place;
5) cross-arm and insulator are changed using insulating glove working system or insulating bar working system;After replacing is finished, reversely
Operation ratchet wrench locks the adjustable connecting clip of anchor ear device, using exhausted three-phase conducting wire is fallen in new insulator neck
Edge gloves working system or insulating bar working system carry out colligation to three-phase conducting wire and insulator and fixed;
6) open wire and fix clamp locking device, unclamping fixed chain can the dismounting of second lift wire insulation cross-arm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710432247.4A CN107104387A (en) | 2017-06-09 | 2017-06-09 | One kind can second lift wire insulation cross-arm and lifting wire method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710432247.4A CN107104387A (en) | 2017-06-09 | 2017-06-09 | One kind can second lift wire insulation cross-arm and lifting wire method |
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Publication Number | Publication Date |
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CN107104387A true CN107104387A (en) | 2017-08-29 |
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CN201710432247.4A Pending CN107104387A (en) | 2017-06-09 | 2017-06-09 | One kind can second lift wire insulation cross-arm and lifting wire method |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107769088A (en) * | 2017-11-16 | 2018-03-06 | 常州机电职业技术学院 | One kind power supply electric pole conduction wire riser |
CN108155601A (en) * | 2018-01-08 | 2018-06-12 | 国网辽宁省电力有限公司鞍山供电公司 | A kind of method that on-load straight line pole changes tension-resistant rod |
CN109066460A (en) * | 2018-08-16 | 2018-12-21 | 国网山东省电力公司青岛供电公司 | The insulator of resistance to sleet and the more changing device and replacing options of cross-arm |
CN114614393A (en) * | 2022-03-04 | 2022-06-10 | 河南大唐电力检修有限责任公司 | Electric power overhaul safety protector and electric power overhaul safety protection method |
-
2017
- 2017-06-09 CN CN201710432247.4A patent/CN107104387A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107769088A (en) * | 2017-11-16 | 2018-03-06 | 常州机电职业技术学院 | One kind power supply electric pole conduction wire riser |
CN108155601A (en) * | 2018-01-08 | 2018-06-12 | 国网辽宁省电力有限公司鞍山供电公司 | A kind of method that on-load straight line pole changes tension-resistant rod |
CN109066460A (en) * | 2018-08-16 | 2018-12-21 | 国网山东省电力公司青岛供电公司 | The insulator of resistance to sleet and the more changing device and replacing options of cross-arm |
CN114614393A (en) * | 2022-03-04 | 2022-06-10 | 河南大唐电力检修有限责任公司 | Electric power overhaul safety protector and electric power overhaul safety protection method |
CN114614393B (en) * | 2022-03-04 | 2024-02-23 | 河南大唐电力检修有限责任公司 | Electric power overhaul safety protector and electric power overhaul safety protection method |
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PB01 | Publication | ||
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WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170829 |