CN107069562B - Replacing insulator under electrified method and load transfer device - Google Patents

Replacing insulator under electrified method and load transfer device Download PDF

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Publication number
CN107069562B
CN107069562B CN201710507463.0A CN201710507463A CN107069562B CN 107069562 B CN107069562 B CN 107069562B CN 201710507463 A CN201710507463 A CN 201710507463A CN 107069562 B CN107069562 B CN 107069562B
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China
Prior art keywords
insulator
insulation
operating personnel
lifting
rigid support
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CN201710507463.0A
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CN107069562A (en
Inventor
时峰
陈宣林
张宇雄
张海东
张方磊
刘有胜
湛留洋
罗艺
吴恒
孙方坤
易黎
王国先
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Qujing Power Supply Bureau Yunnan Power Grid Co Ltd
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Qujing Power Supply Bureau Yunnan Power Grid Co Ltd
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Priority to CN201710507463.0A priority Critical patent/CN107069562B/en
Publication of CN107069562A publication Critical patent/CN107069562A/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/02Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables

Abstract

The present invention relates to electric power maintenance technical fields, it is related to replacing insulator under electrified method and load transfer device, replacing insulator under electrified method: the first operating personnel is pushed at insulator hanging point along the upper plane of cross-arm in the tower body cross-arm rigid support that will insulate and adjusts the position of device, the promotion 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 operating stick, wire hook is caught on into conducting wire, tension is transferred on lifting device by lifting conducting wire, insulator lifting apparatus increases, the pin that insulator is connect with ball-eye takes out, insulator on insulator lifting apparatus is moved to tower body side along fixture bearing bracket by the second operating personnel, then old insulator is transmitted to ground, the safety of operation is improved by this operational method;Load transfer device includes that insulation rigid support, fixture bearing bracket and provision for disengagement, load transfer device have above-mentioned advantage compared with prior art.

Description

Replacing insulator under electrified method and load transfer device
Technical field
The present invention relates to electric power maintenance technical fields, in particular to replacing insulator under electrified method and load transfer Device.
Background technique
Currently, charged for replacement 35kV linear insulator mostly uses greatly earth potential working method to carry out, there are two types of tools used, One is being flexible operation, conveniently the advantages of being replaced, replaced with insulating block group with insulating block group, the disadvantage is that pulley blocks metal Part is too long, can occupy air gap distance.The advantages of another kind is cross-arm specific purpose tool, cross-arm specific purpose tool is fixture installation On horizontal, screw rod exceeds cross-arm, will not occupy air gap distance, the disadvantage is that special mould clamp is limited by cross-arm structure, in ship type Cross-arm both sides cannot be mounted on stress point position directly above when mutually using.
But this operational method, operating personnel is required in the appropriate location of insulator hitch point, and a transmitting is installed Rope, it is on the insulator that transmission rope bolt is good with hand, transmission rope is tightened with ground staff, operating personnel directly takes de- and installation Insulator, but because 35kV safe distance is limited, directly with hand operation, there are biggish risks by operating personnel.
Therefore it provides the replacing insulator under electrified method and load transfer device of a kind of safe ready replacement insulator become Those skilled in the art's important technological problems to be solved.
Summary of the invention
The first object of the present invention is to provide a kind of replacing insulator under electrified method, be charged in the prior art more with alleviating Change the unsafe technical problem of insulator.
A kind of replacing insulator under electrified method provided by the invention, comprising the following steps:
First operating personnel is pushed at insulator hanging point simultaneously in the tower body cross-arm rigid support that will insulate along the upper plane of cross-arm Adjust the position of device;
Second operating personnel is pacified the promotion coaster that two connect insulation ropes and wire hook by operating stick respectively It is attached in the pulley stile of coaster tumble card, the wire hook is caught on into conducting wire, ground operation personnel is hauled, and lifting is led Tension is transferred on lifting device by line, makes insulator relaxation;
Second operating personnel is taken out by the pin that insulator is connect by operating stick with conducting wire, and insulator and conducting wire are taken off From;
First operating personnel, the second operating personnel mutual cooperation mounting fixture bearing bracket in the insulation rigid support And provision for disengagement;
First operating personnel operate screw rod adjustment provision for disengagement height, cooperation the second operating personnel will insulate fork plate be inserted into The lower section of cross-arm side first insulator;
First operating personnel operates screw rod and rotates lifting device, and insulator lifting apparatus is increased;
Second operating personnel is taken out by the pin that insulator is connect by operating stick with ball-eye, and insulator is detached from;
Insulator on insulator lifting apparatus is moved to tower body side along fixture bearing bracket by the second operating personnel, then Old insulator is transmitted to ground.
Further, operating personnel climbs up tower and needs first to carry out detecting whether to meet to the insulator needed replacing with detection bar Operating condition.
Further, ground operation personnel by transmission rope by fixture bearing bracket, insulation rigid support, promoted coaster and Operating stick is promoted to tower body cross-arm.
Further, ground operation personnel is promoted provision for disengagement described in insulator to cross-arm position by coaster.
Further, the coaster tumble card is stuck in right above insulator hanging point.
Further, the insulation rigid support is fixed on cross-arm close to one end of tower body.
Further, described insulation load sliding 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, be insulated with alleviating charged for replacement in the prior art The unsafe technical problem of son.
A kind of load transfer device provided by the invention, including insulation rigid support, fixture bearing bracket and provision for disengagement;
The fixture bearing bracket and the provision for disengagement are connect with the insulation rigid support.
Further, described insulation rigid support one end is provided with coaster tumble card, is provided on the coaster tumble card For placing the pulley stile of coaster.
Further, the provision for disengagement includes lifting device and insulation fork plate;
The insulation fork plate is connect by the lifting device with the fixture bearing bracket.
The utility model has the advantages that
A kind of replacing insulator under electrified method provided by the invention, comprising the following steps: the first operating personnel is in tower body cross Insulation rigid support is pushed at insulator hanging point along the upper plane of cross-arm and is adjusted the position of device by load, and the second operating personnel is logical Cross the pulley stile that the promotion coaster that two connect insulation ropes and wire hook is respectively installed to coaster tumble card by operating stick It is interior, wire hook is caught on into conducting wire, ground operation personnel is hauled, and lifts conducting wire, tension is transferred on lifting device, is made Insulator relaxation;The pin taking-up that insulator is connect by the second operating personnel by operating stick with conducting wire, and by insulator and conducting wire It is detached from, the first operating personnel, the second operating personnel cooperate in mounting fixture bearing bracket and disassembly in rigid support of insulating Device;First operating personnel operate screw rod adjustment provision for disengagement height, cooperation the second operating personnel will insulate fork plate be inserted into cross The lower section of side first insulator is carried on a shoulder pole, the first operating personnel operates screw rod and rotates lifting device, by insulator lifting apparatus liter Height, the second operating personnel is taken out by the pin that insulator is connect by operating stick with ball-eye, and insulator is detached from;Second makees Insulator on insulator lifting apparatus is moved to tower body side along fixture bearing bracket by industry personnel, then transmits old insulator To ground;Replacing insulator under electrified may be implemented by this operational method, reduce the workload of operating personnel, and use this side Method can reduce the frequency of exposure of operating personnel and conducting wire, significantly improve the safety of operation.
A kind of load transfer device provided by the invention, including insulation rigid support, fixture bearing bracket and provision for disengagement; Fixture bearing bracket and provision for disengagement are connect with insulation rigid support, and load transfer device has above-mentioned compared with prior art Advantage, it is no longer superfluous herein to chat.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor It puts, is also possible to obtain other drawings based on these 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 schematic diagram of load transfer device provided in an embodiment of the present invention;
Fig. 3 is the structural schematic diagram of insulation fork plate in Fig. 2;
Fig. 4 is the relative position schematic diagram of coaster tumble card and insulation rigid support in Fig. 1.
Icon: 100- insulation rigid support;101- coaster tumble card;102- pulley stile;200- fixture bearing bracket; 300- provision for disengagement;301- lifting device;302- insulation fork plate;400- insulator;500- cross-arm;600- tower body; 700- load transfer device.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in invention.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
With reference to Fig. 1-Fig. 4:
A kind of replacing insulator under electrified method provided by the invention, comprising the following steps: the first operating personnel is in tower body 600 Insulation rigid support 100 is pushed at 400 hanging point of insulator along the upper plane of cross-arm 500 and adjusts the position of device by cross-arm 500; The promotion coaster that two connect insulation ropes and wire hook is respectively installed to coaster by operating stick by the second operating personnel In the pulley stile 102 of tumble card 101, wire hook is caught on into conducting wire, ground operation personnel is hauled, and conducting wire is lifted, and will be opened Power is transferred on lifting device, makes the relaxation of insulator 400;Second operating personnel is connected insulator 400 and conducting wire by operating stick The pin connect takes out, and insulator 400 and conducting wire are detached from;First operating personnel, the second operating personnel cooperate steady in insulation Mounting fixture bearing bracket 200 and provision for disengagement 300 on clamped frame 100;First operating personnel operates screw rod and adjusts provision for disengagement The fork plate 302 that insulate is inserted into the lower section of 500 side first insulator 400 of cross-arm by 300 height, the second operating personnel of cooperation; First operating personnel operates screw rod and rotates lifting device 301, and 400 lifting apparatus of insulator is increased;Second operating personnel passes through The pin that insulator 400 is connect by operating stick with ball-eye takes out, and insulator 400 is detached from;Second operating personnel will insulate Insulator 400 on sub 400 lifting apparatus moves to 600 side of tower body along fixture bearing bracket 200, then by old insulator 400 It is transmitted to ground.
A kind of replacing insulator under electrified method provided by the invention, comprising the following steps: the first operating personnel is in tower body 600 Insulation rigid support 100 is pushed at 400 hanging point of insulator along the upper plane of cross-arm 500 and is adjusted the position of device by cross-arm 500, The promotion coaster that two connect insulation ropes and wire hook is respectively installed to coaster by operating stick by the second operating personnel In the pulley stile 102 of tumble card 101, wire hook is caught on into conducting wire, ground operation personnel is hauled, and conducting wire is lifted, and will be opened Power is transferred on lifting device, makes the relaxation of insulator 400;Second operating personnel is connected insulator 400 and conducting wire by operating stick The pin connect takes out, and insulator 400 and conducting wire are detached from, and the first operating personnel, the second operating personnel cooperate steady in insulation Mounting fixture bearing bracket 200 and provision for disengagement 300 on clamped frame 100;First operating personnel operates screw rod and adjusts provision for disengagement The fork plate 302 that insulate is inserted into the lower section of 500 side first insulator 400 of cross-arm by 300 height, the second operating personnel of cooperation, First operating personnel operates screw rod and rotates lifting device 301, and 400 lifting apparatus of insulator is increased, and the second operating personnel passes through The pin that insulator 400 is connect by operating stick with ball-eye takes out, and insulator 400 is detached from;Second operating personnel will insulate Insulator 400 on sub 400 lifting apparatus moves to 600 side of tower body along fixture bearing bracket 200, then by old insulator 400 It is transmitted to ground;Replacing insulator under electrified 400 may be implemented by this operational method, reduce the workload of operating personnel, and The frequency of exposure that operating personnel and conducting wire can be reduced using the method significantly improves the safety of operation.
Using the method, farther out apart from electrical body, operating personnel's activity space is larger for the job position of operating personnel, can Guarantee the safety of operating personnel and line facility.
Moreover, it is smaller to weather requirement using the method, it, will not be by big because operating personnel rests on always home Wind effect.
In the optinal plan of the present embodiment, operating personnel climbs up tower and needs first with detection bar to the insulator 400 needed replacing It carries out detecting whether to meet operating condition.
Before carrying out operation, operating personnel is needed first to climb up tower, then using detection bar to the insulator 400 needed replacing It is detected, if insulator 400 is not charged to meet operating condition, if insulator 400 charges, other preparations need to be carried out.
The safety for improving operating personnel, avoids the generation of contingency.
In the optinal plan of the present embodiment, ground operation personnel is firm by fixture bearing bracket 200, insulation by transmission rope Bracket 100, promotion coaster and operating stick are promoted to 600 cross-arm 500 of tower body.
When replacing insulator 400, being generally not easy to build platform, (place is unsuitable or 600 height of tower body for operating personnel It is excessively high), it is therefore desirable to operating personnel climbs up tower, while when carrying out replacement insulator 400, needs using to a large amount of tools, but Operating personnel itself can not carry so more tools, it is therefore desirable to which ground operation personnel passes through transmission rope for fixture bearing bracket 200, rigid support 100, promotion coaster and the operating stick of insulating are promoted to 600 cross-arm 500 of tower body.
In the optinal plan of the present embodiment, ground operation personnel is arrived 400 provision for disengagement 300 of insulator promotion by coaster 500 position of cross-arm.
400 provision for disengagement 300 of insulator is promoted by coaster and arrives 500 position of cross-arm by ground operation personnel, because of disassembly Device 300 is larger, therefore promotes provision for disengagement 300 using coaster, mitigates the workload of ground operation personnel.
In the optinal plan of the present embodiment, coaster tumble card 101 is stuck in right above 400 hanging point of insulator.
After operating personnel receives insulation rigid support 100, needs to be adjusted insulation rigid support 100, make to set It sets the vehicle tumble card in insulation 100 front end of rigid support to be stuck in right above 400 hanging point of insulator, to facilitate follow-up work to carry out.
In the optinal plan of the present embodiment, insulation rigid support 100 is fixed on cross-arm 500 close to one end of tower body 600.
After operating personnel adjusts insulation rigid support 100, the close one end of rigid support 100 that needs to insulate is fixed On cross-arm 500, the stability of insulation rigid support 100 is improved.
In the optinal plan of the present embodiment, insulation load sliding 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.
In the standby installation of the enterprising luggage of tower body 600, need to insulate operating personnel load sliding rail and insulation rigid support 100 It links together, specific load sliding rail one end of insulating 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 sliding rail.
A kind of load transfer device 700 provided by the invention, including insulation rigid support 100,200 and of fixture bearing bracket Provision for disengagement 300;Fixture bearing bracket 200 and provision for disengagement 300 are connect with insulation rigid support 100.
A kind of load transfer device 700 provided by the invention, including insulation rigid support 100,200 and of fixture bearing bracket 300 fixture bearing bracket 200 of provision for disengagement and provision for disengagement 300 are connect with insulation rigid support 100, load transfer device 700 have above-mentioned advantage compared with prior art, no longer superfluous herein to chat.
When in use, the rigid support 100 that insulate is pushed into the front end of 600 cross-arm 500 of tower body, then adjusts the firm branch of insulation Frame 100, and the rigid support 100 that will insulate is fixed close to one end of electric pole and cross-arm 500, wherein insulation rigid support 100 can To guarantee the stabilization of structure under the bearing capacity of maximum capacity, it is ensured that trouble free service.
Moreover, the weight of conducting wire and insulator 400 can be undertaken in maneuvering load transfer device 700, other portions are reduced The addition of part reduces the workload and work step of operating personnel, improves working efficiency, moreover, reducing support component (reduces behaviour Make process), it can also improve security performance.
Wherein, when in use insulation rigid support 100 mainly will receive with insulate 100 upper surface of rigid support it is vertical under 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 optinal plan of the present embodiment, insulation 100 one end of rigid support is provided with coaster tumble card 101, coaster overturning The pulley stile 102 for placing coaster is provided on card 101.
Coaster tumble card 101 is connect by apparatus for suspension support rod with insulation rigid support 100, and coaster tumble card 101 is utilized It can be convenient lifting lead wire, reduce the physical demands of operator.
In the optinal plan of the present embodiment, provision for disengagement 300 includes lifting device 301 and insulation fork plate 302;Insulate fork plate 302 are connect by lifting device 301 with fixture bearing bracket 200.
Insulation insertion plate is connect by fixture bearing bracket 200 with insulation rigid support 100, and load transfer tool utilizes insulation Plate promotes insulator 400, carries insulator 400 by insulation insertion plate, this moiety by weight is passed to insulation rigid support 100, facilitate user installation, replacement insulator 400.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme.

Claims (9)

1. a kind of replacing insulator under electrified method, which comprises the following steps:
First operating personnel along the upper plane of cross-arm is pushed at insulator hanging point and adjusts in the tower body cross-arm rigid support that will insulate The position of device;
The promotion coaster that two connect insulation ropes and wire hook is respectively installed to by the second operating personnel by operating stick In the pulley stile of coaster tumble card, the wire hook is caught on into conducting wire, ground operation personnel is hauled, and conducting wire is lifted, will Tension is transferred on lifting device, makes insulator relaxation;
Second operating personnel is taken out by the pin that insulator is connect by operating stick with conducting wire, and insulator and conducting wire are detached from;
First operating personnel, the second operating personnel cooperate mounting fixture bearing bracket and to tear open in the insulation rigid support Handler, the fixture bearing bracket are connect by the load sliding rail that insulate with the exhausted rigid support, the provision for disengagement and institute It states fixture bearing bracket to be fixedly connected, the provision for disengagement includes that lifting device and the insulation for lifting the insulator are inserted Plate, the insulation insertion plate are connect by the lifting device with the fixture bearing bracket;
First operating personnel operate screw rod adjustment provision for disengagement height, cooperation the second operating personnel will insulate fork plate be inserted into cross-arm The lower section of side first insulator;
First operating personnel operates screw rod and rotates lifting device, and insulator lifting apparatus is increased;
Second operating personnel is taken out by the pin that insulator is connect by operating stick with ball-eye, and insulator is detached from;
Insulator on insulator lifting apparatus is moved to tower body side along fixture bearing bracket by the second operating personnel, then will be old Insulator is transmitted to ground.
2. replacing insulator under electrified method according to claim 1, which is characterized 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 insulator needed replacing.
3. replacing insulator under electrified method according to claim 1, which is characterized in that ground operation personnel passes through transmission rope Fixture bearing bracket, insulation rigid support, promotion coaster and operating stick are promoted to tower body cross-arm.
4. according to replacing insulator under electrified method described in claim 1, which is characterized in that ground operation personnel passes through coaster for institute Provision for disengagement is stated to be promoted to cross-arm position.
5. replacing insulator under electrified method according to claim 1, which is characterized in that the coaster tumble card is stuck in insulation Right above sub- hanging point.
6. replacing insulator under electrified method according to claim 1, which is characterized 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, which is characterized in that insulation load sliding rail one end hangs over institute In the inboard rail for stating 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, which is characterized in that including insulation rigid support, fixture bearing bracket and provision for disengagement;
The fixture bearing bracket and the provision for disengagement are connect with the insulation rigid support;
The provision for disengagement includes lifting device and insulation fork plate;
The insulation fork plate is connect by the lifting device with the fixture bearing bracket.
9. load transfer device according to claim 8, which is characterized in that described insulation rigid support one end is provided with cunning Vehicle tumble card is provided with the pulley stile for placing coaster on the coaster tumble card.
CN201710507463.0A 2017-06-28 2017-06-28 Replacing insulator under electrified method and load transfer device Active CN107069562B (en)

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CN108539363B (en) * 2018-05-25 2020-02-04 云南电网有限责任公司电力科学研究院 Communication antenna lifting device sharing electric power tower
CN110932168B (en) * 2019-11-18 2021-05-04 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

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KR20080024852A (en) * 2006-09-15 2008-03-19 한국전기공사협회 Live-line changing method of the damaged spacer damper for 765kv double circuit transmission lines
CN201466567U (en) * 2009-06-24 2010-05-12 河南省电力公司三门峡供电公司 Insulator replacement tool
CN201556885U (en) * 2009-12-01 2010-08-18 江西宜春供电公司 Tool for single hanging and twin suspension insulator string capable of solving problem of earth potential electrified transmission line replacement
CN101969183B (en) * 2010-09-16 2013-04-03 四川电力送变电建设公司 Saddle-type line-lifting device and construction method thereof
CN102882153B (en) * 2012-08-30 2015-09-30 国家电网公司 Phase replacing insulator string method in charged for replacement circuit many times towers
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CN106602465A (en) * 2017-01-17 2017-04-26 广西电网有限责任公司贺州供电局 Power transmission line tangent tower first insulator replacement tool

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