CN107069562A - Replacing insulator under electrified method and load transfer device - Google Patents
Replacing insulator under electrified method and load transfer device Download PDFInfo
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- CN107069562A CN107069562A CN201710507463.0A CN201710507463A CN107069562A CN 107069562 A CN107069562 A CN 107069562A CN 201710507463 A CN201710507463 A CN 201710507463A CN 107069562 A CN107069562 A CN 107069562A
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- insulator
- operating personnel
- insulation
- rigid support
- coaster
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- 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
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Abstract
The present invention relates to electric power maintenance technical field, it is related to replacing insulator under electrified method and load transfer device, replacing insulator under electrified method：Upper plane of the insulation rigid support along cross-arm is pushed at insulator hanging point the simultaneously position of adjusting apparatus by the first operating personnel in tower body cross-arm, the lifting coaster that two connect insulation ropes and wire hook is respectively installed in the pulley stile of coaster tumble card by the second operating personnel by action bars, wire hook is caught on into wire, tension force is transferred on lifting device by lifting wire, insulator lifting apparatus is raised, the pin that insulator chain is connected with ball-eye takes out, insulator chain on insulator lifting apparatus is moved to tower body side by the second operating personnel along fixture bearing bracket, then old insulator is delivered to ground, the security of operation is improved by this operational method；Load transfer device includes insulation rigid support, fixture bearing bracket and provision for disengagement, and load transfer device has above-mentioned advantage compared with prior art.
Description
Technical field
The present invention relates to electric power maintenance technical field, in particular to replacing insulator under electrified method and load transfer
Device.
Background technology
At present, charged for replacement 35kV linear insulators are carried out using earth potential working method mostly, and instrument used has two kinds,
One kind is changed with insulating block group, and the advantage changed with insulating block group is to operate flexibly, conveniently, has the disadvantage assembly pulley metal
Part is long, can occupy air gap distance.Another is cross-arm specific purpose tool, and the advantage of cross-arm specific purpose tool is that fixture is installed
On horizontal, screw mandrel exceeds cross-arm, will not occupy air gap distance, has the disadvantage that special mould clamp is limited by cross-arm structure, in ship type
Cross-arm both sides can not be arranged on stress point position directly above when mutually using.
But this operational method, operating personnel is required in the appropriate location of insulator chain hitch point, and a biography is installed
Pass rope, with hand on insulator chain transmission rope bolt is good, tighten up transmission rope from ground staff witing, operating personnel directly take it is de- with
Insulator is installed, but because 35kV safe distances are limited, directly there is larger risk in operating personnel with hand operation.
Therefore it provides replacing insulator under electrified method and load transfer device that a kind of safe ready changes insulator turn into
Those skilled in the art's important technological problems to be solved.
The content of the invention
The first object of the present invention is to provide a kind of replacing insulator under electrified method, with alleviate in the prior art it is powered more
Change the unsafe technical problem of insulator.
A kind of replacing insulator under electrified method that the present invention is provided, comprises the following steps：
Insulation rigid support is pushed at insulator hanging point simultaneously by the first operating personnel in tower body cross-arm along the upper plane of cross-arm
The position of adjusting apparatus；
Second operating personnel is pacified the lifting coaster that two connect insulation ropes and wire hook by action bars respectively
In the pulley stile for being attached to coaster tumble card, the wire hook is caught on into wire, Ground Operation personnel are hauled, and lifting is led
Line, tension force is transferred on lifting device, insulator is relaxed；
The pin that insulator chain is connected by the second operating personnel by action bars with wire takes out, and by insulator chain and wire
Depart from；
First operating personnel, the second operating personnel cooperate and install fixture bearing bracket in the insulation rigid support
And provision for disengagement；
First operating personnel operation screw mandrel adjust provision for disengagement height, coordinate the second operating personnel will insulate fork plate insert
The lower section of cross-arm side first insulator；
First operating personnel operation screw mandrel rotates lowering or hoisting gear, and insulator lifting apparatus is raised；
The pin that insulator chain is connected by the second operating personnel by action bars with ball-eye is taken out, and insulator is taken off
From；
Insulator chain on insulator lifting apparatus is moved to tower body side by the second operating personnel along fixture bearing bracket, so
Old insulator is delivered to ground afterwards.
Further, operating personnel climbs up tower and needs that first the phase insulator for needing to change is carried out with detection bar to detect whether symbol
Close operating condition.
Further, Ground Operation personnel by transmit rope by fixture bearing bracket, insulation rigid support, lifting coaster and
Action bars is promoted to tower body cross-arm.
Further, provision for disengagement lifting described in insulator is arrived cross-arm position by Ground Operation personnel by coaster.
Further, the coaster tumble card is stuck in directly over insulator hanging point.
Further, the insulation rigid support is fixed on cross-arm close to one end of tower body.
Further, described insulation load slide rail one end is hung in the inboard rail of the fixture bearing bracket, the other end
On the insulation cross bar for hanging over the insulation rigid support.
The second object of the present invention is to provide a kind of load transfer device, insulated with alleviating charged for replacement in the prior art
The unsafe technical problem of son.
A kind of load transfer device that the present invention is provided, including insulation rigid support, fixture bearing bracket and provision for disengagement；
The fixture bearing bracket and the provision for disengagement are connected with the insulation rigid support.
Further, described insulation rigid support one end, which is provided with coaster tumble card, the coaster tumble card, is provided with
Pulley stile for placing coaster.
Further, the provision for disengagement includes lowering or hoisting gear and insulation fork plate；
The insulation fork plate is connected by the lowering or hoisting gear with the fixture bearing bracket.
Beneficial effect：
A kind of replacing insulator under electrified method that the present invention is provided, comprises the following steps：First operating personnel is horizontal in tower body
Carry on a shoulder pole upper plane of the rigid support along cross-arm that will insulate and be pushed at insulator hanging point the simultaneously position of adjusting apparatus, the second operating personnel is led to
Cross the pulley stile that the lifting coaster that two connect insulation ropes and wire hook is respectively installed to coaster tumble card by action bars
It is interior, wire hook is caught on into wire, Ground Operation personnel haul, lift wire, tension force is transferred on lifting device, made
Insulator relaxes；The pin that insulator chain is connected by the second operating personnel by action bars with wire takes out, and by insulator chain with
Wire depart from, the first operating personnel, the second operating personnel cooperate insulation rigid support on install fixture bearing bracket and
Provision for disengagement；First operating personnel operation screw mandrel adjusts the height of provision for disengagement, coordinates the second operating personnel to insert insulation fork plate
Enter the lower section of cross-arm side first insulator, the first operating personnel operation screw mandrel rotates lowering or hoisting gear, insulator is lifted into dress
Rise is put, the pin that insulator chain is connected by the second operating personnel by action bars with ball-eye is taken out, and insulator is departed from；
Insulator chain on insulator lifting apparatus is moved to tower body side by the second operating personnel along fixture bearing bracket, then will be old exhausted
Edge is delivered to ground；Hot-line insulator string replacement can be realized by this operational method, reduce the workload of operating personnel, and
And the frequency of exposure of operating personnel and wire can be reduced using the method, significantly improve the security of operation.
A kind of load transfer device that the present invention is provided, including insulation rigid support, fixture bearing bracket and provision for disengagement；
Fixture bearing bracket and provision for disengagement are connected with insulation rigid support, and load transfer device has above-mentioned compared with prior art
Advantage, herein no longer go to live in the household of one's in-laws on getting married chat.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram that load transfer device provided in an embodiment of the present invention is installed and used；
Fig. 2 is the structural representation of load transfer device provided in an embodiment of the present invention；
Fig. 3 is the structural representation of insulation fork plate in Fig. 2；
Fig. 4 is coaster tumble card and the relative position schematic diagram of insulation rigid support in Fig. 1.
Icon：100- insulation rigid supports；101- coaster tumble cards；102- pulley stiles；200- fixture bearing brackets；
300- provisions for disengagement；301- lowering or hoisting gears；302- insulation fork plates；400- insulator chains；500- cross-arms；600- tower bodies；
700- load transfer devices.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than indicate or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
The present invention is described in further detail below by specific embodiment and with reference to accompanying drawing.
With reference to Fig. 1-Fig. 4：
A kind of replacing insulator under electrified method that the present invention is provided, comprises the following steps：First operating personnel is in tower body 600
Upper plane of the insulation rigid support 100 along cross-arm 500 is pushed at the hanging point of insulator chain 400 the simultaneously position of adjusting apparatus by cross-arm 500
Put；The lifting coaster that two connect insulation ropes and wire hook is respectively installed to cunning by the second operating personnel by action bars
In the pulley stile 102 of car tumble card 101, wire hook is caught on into wire, Ground Operation personnel haul, lift wire, will
Tension force is transferred on lifting device, insulator chain 400 is relaxed；Second operating personnel by action bars by insulator chain 400 with
The pin of wire connection is taken out, and insulator chain 400 and wire are departed from；First operating personnel, the second operating personnel cooperate
Fixture bearing bracket 200 and provision for disengagement 300 are installed in insulation rigid support 100；First operating personnel operation screw mandrel adjustment
The height of provision for disengagement 300, coordinates the second operating personnel that insulation fork plate 302 is inserted into the side first insulator string of cross-arm 500
400 lower section；First operating personnel operation screw mandrel rotates lowering or hoisting gear 301, and the lifting apparatus of insulator chain 400 is raised；Second
The pin that insulator chain 400 is connected by operating personnel by action bars with ball-eye is taken out, and insulator chain 400 is departed from；The
Insulator chain 400 on the lifting apparatus of insulator chain 400 is moved to tower body 600 1 by two operating personnels along fixture bearing bracket 200
Side, is then delivered to ground by old insulator chain 400.
A kind of replacing insulator under electrified method that the present invention is provided, comprises the following steps：First operating personnel is in tower body 600
Upper plane of the insulation rigid support 100 along cross-arm 500 is pushed at the hanging point of insulator chain 400 the simultaneously position of adjusting apparatus by cross-arm 500
Put, the lifting coaster that two connect insulation ropes and wire hook is respectively installed to cunning by the second operating personnel by action bars
In the pulley stile 102 of car tumble card 101, wire hook is caught on into wire, Ground Operation personnel haul, lift wire, will
Tension force is transferred on lifting device, insulator chain 400 is relaxed；Second operating personnel by action bars by insulator chain 400 with
The pin of wire connection is taken out, and insulator chain 400 and wire are departed from, and the first operating personnel, the second operating personnel cooperate
Fixture bearing bracket 200 and provision for disengagement 300 are installed in insulation rigid support 100；First operating personnel operation screw mandrel adjustment
The height of provision for disengagement 300, coordinates the second operating personnel that insulation fork plate 302 is inserted into the side first insulator string of cross-arm 500
400 lower section, the first operating personnel operation screw mandrel rotates lowering or hoisting gear 301, the lifting apparatus of insulator chain 400 is raised, second
The pin that insulator chain 400 is connected by operating personnel by action bars with ball-eye is taken out, and insulator chain 400 is departed from；The
Insulator chain 400 on the lifting apparatus of insulator chain 400 is moved to tower body 600 1 by two operating personnels along fixture bearing bracket 200
Side, is then delivered to ground by old insulator chain 400；Hot-line insulator string replacement 400 can be realized by this operational method, subtracted
The workload of small operating personnel, and the frequency of exposure of operating personnel and wire can be reduced using the method, significantly improve operation
Security.
Using the method, apart from electrical body farther out, operating personnel's activity space is larger, can for the job position of operating personnel
Ensure the safety of operating personnel and line facility.
Moreover, smaller is required to weather using the method, will not be by big because operating personnel rests on home always
Wind effect.
In the alternative of the present embodiment, operating personnel climbs up tower and needed first with detection bar to needing the phase insulator chain of replacing
400 carry out detecting whether to meet operating condition.
, it is necessary to which operating personnel first climbs up tower before operation is carried out, then using detection bar to needing the insulator chain of replacing
400 are detected, if insulator chain 400 is not charged to meet condition of work, if insulator chain 400 is powered, need to carry out it
He prepares.
Improve the security of operating personnel, it is to avoid the generation of contingency.
In the alternative of the present embodiment, Ground Operation personnel are firm by fixture bearing bracket 200, insulation by transmitting rope
Support 100, lifting coaster and action bars are promoted to the cross-arm 500 of tower body 600.
When changing insulator chain 400, being typically difficult to set for this platform, (place is unsuitable or tower body 600 is high for operating personnel
Spend height), it is therefore desirable to operating personnel climbs up tower, while when change insulator chain 400, it is necessary to use a large amount of works
Tool, but operating personnel itself can not carry so many instruments, it is therefore desirable to and Ground Operation personnel are held fixture by transmitting rope
Power support 200, insulation rigid support 100, lifting coaster and action bars are promoted to the cross-arm 500 of tower body 600.
In the alternative of the present embodiment, Ground Operation personnel are lifted the provision for disengagement 300 of insulator chain 400 by coaster
To the position of cross-arm 500.
The provision for disengagement 300 of insulator chain 400 is lifted the position of cross-arm 500 by Ground Operation personnel by coaster, because tearing open
Handler 300 is larger, therefore lifts provision for disengagement 300 using coaster, mitigates the workload of Ground Operation personnel.
In the alternative of the present embodiment, coaster tumble card 101 is stuck in directly over the hanging point of insulator chain 400.
, it is necessary to be adjusted insulation rigid support 100 after operating personnel receives insulation rigid support 100, make to set
Put the car tumble card in insulation rigid support 100 front end to be stuck in directly over the hanging point of insulator chain 400, to facilitate follow-up work to enter
OK.
In the alternative of the present embodiment, insulation rigid support 100 is fixed on cross-arm 500 close to one end of tower body 600.
, it is necessary to which the close one end of rigid support 100 that will insulate is fixed after operating personnel adjusts insulation rigid support 100
On cross-arm 500, the stability of insulation rigid support 100 is improved.
In the alternative of the present embodiment, insulation load slide rail one end is hung in the inboard rail of fixture bearing bracket 200,
The other end is hung on the insulation cross bar of insulation rigid support 100.
Operating personnel is in the standby installation of the enterprising luggage of tower body 600, it is necessary to will insulation load slide rail and insulation rigid support 100
Link together, specific insulation load slide rail one end is hung in the inboard rail of fixture bearing bracket 200, and the other end is hung over absolutely
On the insulation cross bar of edge rigid support 100, staff is facilitated to carry out dismantlement work after installing insulation load slide rail.
A kind of load transfer device 700 that the present invention is provided, including insulation rigid support 100, the and of fixture bearing bracket 200
Provision for disengagement 300；Fixture bearing bracket 200 and provision for disengagement 300 are connected with insulation rigid support 100.
A kind of load transfer device 700 that the present invention is provided, including insulation rigid support 100, the and of fixture bearing bracket 200
The fixture bearing bracket 200 of provision for disengagement 300 and provision for disengagement 300 are connected with insulation rigid support 100, load transfer device
700 have above-mentioned advantage compared with prior art, no longer go to live in the household of one's in-laws on getting married and chat herein.
When in use, the rigid support 100 that insulate is pushed into the front end of the cross-arm 500 of tower body 600, then the firm branch of regulation insulation
Frame 100, and insulation rigid support 100 is fixed close to one end of electric pole with cross-arm 500, wherein insulation rigid support 100 can
To ensure the stabilization of structure under the bearing capacity of maximum capacity, it is ensured that trouble free service.
Moreover, in maneuvering load transfer device 700, the weight of wire and insulator chain 400 can be undertaken, other are reduced
The addition of part, reduces the workload and job step of operating personnel, improves operating efficiency, (is reduced moreover, reducing support component
Operating process), it also can just improve security performance.
Wherein, insulation rigid support 100 mainly can be by under vertical with insulation rigid support 100 upper surface when in use
Pulling force, therefore insulation rigid support 100 is designed to ladder shape, it can effectively improve the carrying energy of insulation rigid support 100
Power, and increase the bearing area of insulation rigid support 100, improve stability.
In the alternative of the present embodiment, insulation rigid support 100 one end is provided with coaster tumble card 101, coaster upset
The pulley stile 102 for placing coaster is provided with card 101.
Coaster tumble card 101 is connected by apparatus for suspension support bar with insulation rigid support 100, utilizes coaster tumble card 101
Lifting lead wire can be facilitated, reduce the physical demands of operator.
In the alternative of the present embodiment, provision for disengagement 300 includes lowering or hoisting gear 301 and insulation fork plate 302；Insulate fork plate
302 are connected by lowering or hoisting gear 301 with fixture bearing bracket 200.
Insulation insertion plate is connected by fixture bearing bracket 200 with insulation rigid support 100, and load transfer instrument utilizes insulation
Plate lifts insulator chain 400, and insulator chain 400 is carried by insulation insertion plate, and this moiety by weight is passed into the firm branch of insulation
Frame 100, facilitates user installation, changes insulator chain 400.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of replacing insulator under electrified method, it is characterised in that comprise the following steps：
First operating personnel is pushed at insulator hanging point and adjusted in tower body cross-arm upper plane of the rigid support along cross-arm that will insulate
The position of device；
The lifting coaster that two connect insulation ropes and wire hook is respectively installed to by the second operating personnel by action bars
In the pulley stile of coaster tumble card, the wire hook is caught on into wire, Ground Operation personnel haul, lift wire, will
Tension force is transferred on lifting device, insulator is relaxed；
The pin that insulator chain is connected by the second operating personnel by action bars with wire is taken out, and insulator chain is taken off with wire
From；
First operating personnel, the second operating personnel, which cooperate, to install fixture bearing bracket in the insulation rigid support and tears open
Handler；
First operating personnel operation screw mandrel adjust provision for disengagement height, coordinate the second operating personnel will insulate fork plate insert cross-arm
The lower section of side first insulator；
First operating personnel operation screw mandrel rotates lowering or hoisting gear, and insulator lifting apparatus is raised；
The pin that insulator chain is connected by the second operating personnel by action bars with ball-eye is taken out, and insulator is departed from；
Insulator chain on insulator lifting apparatus is moved to tower body side by the second operating personnel along fixture bearing bracket, then will
Old insulator is delivered to ground.
2. replacing insulator under electrified method according to claim 1, it is characterised in that operating personnel climbs up tower need to be first with inspection
Measuring staff carries out detecting whether to meet operating condition to the phase insulator for needing to change.
3. replacing insulator under electrified method according to claim 1, it is characterised in that Ground Operation personnel are restricted by transmitting
Fixture bearing bracket, insulation rigid support, lifting coaster and action bars are promoted to tower body cross-arm.
4. according to the replacing insulator under electrified method described in claim 1, it is characterised in that Ground Operation personnel will be exhausted by coaster
Cross-arm position is arrived in the edge provision for disengagement lifting.
5. replacing insulator under electrified method according to claim 1, it is characterised in that the coaster tumble card is stuck in insulation
Directly over sub- hanging point.
6. replacing insulator under electrified method according to claim 1, it is characterised in that the insulation rigid support is close to tower
One end of body is fixed on cross-arm.
7. replacing insulator under electrified method according to claim 1, it is characterised in that described insulation load slide rail one end is hung
In the inboard rail of the fixture bearing bracket, the other end is hung on the insulation cross bar of the insulation rigid support.
8. a kind of load transfer device, it is characterised in that including insulation rigid support, fixture bearing bracket and provision for disengagement；
The fixture bearing bracket and the provision for disengagement are connected with the insulation rigid support.
9. load transfer device according to claim 8, it is characterised in that described insulation rigid support one end is provided with cunning
The pulley stile for placing coaster is provided with car tumble card, the coaster tumble card.
10. load transfer device according to claim 8, it is characterised in that the provision for disengagement include lowering or hoisting gear and
Insulate fork plate；
The insulation fork plate is connected by the lowering or hoisting gear with the fixture bearing bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710507463.0A CN107069562B (en) | 2017-06-28 | 2017-06-28 | Replacing insulator under electrified method and load transfer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710507463.0A CN107069562B (en) | 2017-06-28 | 2017-06-28 | Replacing insulator under electrified method and load transfer device |
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| Publication Number | Publication Date |
|---|---|
| CN107069562A true CN107069562A (en) | 2017-08-18 |
| CN107069562B CN107069562B (en) | 2019-03-08 |
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| CN201710507463.0A Active CN107069562B (en) | 2017-06-28 | 2017-06-28 | Replacing insulator under electrified method and load transfer device |
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| CN108539363A (en) * | 2018-05-25 | 2018-09-14 | 云南电网有限责任公司电力科学研究院 | A kind of communication antenna lifting gear of shared electric force pole tower |
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| CN110932168A (en) * | 2019-11-18 | 2020-03-27 | 浙江省送变电工程有限公司 | Method for replacing strain insulator of extra-high voltage direct current full tower |
| KR102472682B1 (en) * | 2022-01-03 | 2022-12-01 | (주)국일 | Overhead Line Fixing Equipment |
| WO2023071679A1 (en) * | 2021-10-28 | 2023-05-04 | 云南电网有限责任公司曲靖供电局 | Insulator dismounting/mounting and transferring tool |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107069562B (en) | 2019-03-08 |
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