CN108390311A - A kind of V-type insulator chain charged for replacement method of electric power line pole tower - Google Patents
A kind of V-type insulator chain charged for replacement method of electric power line pole tower Download PDFInfo
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- CN108390311A CN108390311A CN201810214658.0A CN201810214658A CN108390311A CN 108390311 A CN108390311 A CN 108390311A CN 201810214658 A CN201810214658 A CN 201810214658A CN 108390311 A CN108390311 A CN 108390311A
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- insulator chain
- type insulator
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- arm
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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 the technical fields of livewire work, more specifically, it is related to a kind of V-type insulator chain charged for replacement method of electric power line pole tower, include the steps that preparing insulating tool, the step of detection scene weather, the step of insulating tool is installed, the step of sub-conductor load transfer, the step of the step of V-type insulator chain is removed and new V-type insulator chain are installed, the present invention can realize the charged for replacement of V-type insulator chain, livewire work effectively prevents the power failure of transmission line of electricity, without waiting for the power failure plan of owner power supply bureau, avoid because line outage maintenance and caused by social influence and power grid quality loss；In addition, insulating tool used in the present invention is light, mitigate the working strength of operating personnel, improves operating efficiency；It can avoid being easy to damage the quality accident of conducting wire, tower material because of human error in conventional method, and the charged for replacement of power transmission line column position V-type insulator chain in place can not be transported suitable for high mountain high hill, vehicle.
Description
Technical field
The present invention relates to the technical fields of livewire work, more particularly, to a kind of V-type insulator of electric power line pole tower
Ribbon charged renewal method.
Background technology
With the high speed development of main power grid, charged for replacement 500kV circuit V insulator strings engineering methods are without waiting for owner power supply bureau
Power failure plan, avoid because line outage maintenance and caused by social influence, so that power grid is avoided quality loss.Will such as have a power failure place
Reason then increases the arrangement difficulty of transmission line of electricity interruption maintenance, also causes prodigious influence to the stable operation of power grid, and charges
Operation tradition has no construction replacement 500kV circuits V insulator strings engineering method and causes to test to muscle power, the safety etc. of personnel.500kV lines
Road V insulator strings string is relative to I shape insulator chains, since insulator chain is heeling condition, after conductor load is shifted, and insulation
Substring can bend because of dead weight, will produce compared with noticeable effort at upper and lower bowl head so that the difficulty for removing bowl head increases.
Invention content
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of charged for replacement 500kV transmission line of electricity V-types are exhausted
Edge substring method can realize livewire work, effectively the power failure of transmission line of electricity and human error be avoided to damage conducting wire, tower
The quality accident of material.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of charged for replacement 500kV transmission lines of electricity V-type insulator chain method is provided, the electric power line pole tower includes vertical direction
Tower body and the cross-arm that is vertically mounted on tower body；One end of the V-type insulator chain is mounted on the company of the tower body and cross-arm
Socket part position, the other end are mounted on the cross-arm；The bottom of the V-type insulator chain be fixed be made of several sub-conductors it is defeated
Electric line；It the described method comprises the following steps：
S1. prepare material and insulating tool, and Insulation monitoring is carried out to insulating tool, the insulating tool includes screen
Cover checkpost, lead screw, insulation bearing rod and the thread-lifting hook used in clothes, insulation pendulum ladder and replacement insulator chain；
S2. detect whether live weather meets execution conditions, the execution conditions include that surface humidity is no more than 80%, wind-force not
More than 5 grades and without thunder, rain, mist, snowy day gas；If meeting, transmission system is installed；
S3. ground operation personnel is transmitted insulation pendulum ladder and checkpost, lead screw, insulation bearing rod, thread-lifting hook by transmission system
To operating position, checkpost is mounted on cross-arm by the ground potential operator at operating position, and lead screw and insulation bearing rod is suitable
It is secondary to be connected in checkpost, insulation bearing rod is transferred to V-type insulator chain side；
S4. equipotential live line work personnel Deng Ta and enter highfield, and the thread-lifting hook that ground potential operator is passed over absolutely
Edge bearing rod connects, and ground potential operator adjusts thread-lifting hook and connect with sub-conductor；
S5. ground potential operator tightens lead screw and promotes sub-conductor, and the load transfer of sub-conductor to the bearing rod that insulate is torn open
The V-type insulator chain of dismounting is put down except V-type insulator chain, and by transmission system；
S6. ground operation personnel, which hangs new V-type insulator chain, rises at cross-arm and is made by ground potential operator and equipotential
Industry personnel install according to the installation site of original V-type insulator chain；Ground potential operator loosens lead screw to new V-type insulator
Go here and there complete stress.
The V-type insulator chain charged for replacement method of the electric power line pole tower of the present invention, can realize the band of V-type insulator chain
Charged renewal, livewire work effectively prevent the power failure of transmission line of electricity, without waiting for the power failure plan of owner power supply bureau, avoid because
Line outage overhaul and caused by social influence and power grid quality loss；In addition, insulating tool used in the present invention is light,
Mitigate the working strength of operating personnel, improves operating efficiency；It can avoid being easy because human error damages in conventional method
The quality accident of conducting wire, tower material, and can not transport power transmission line column position V-type insulator in place suitable for high mountain high hill, vehicle
The charged for replacement of string.
Preferably, the V-type insulator chain is connected by the first I types insulator chain and the 2nd I type insulator chains by yoke plate
Composition, the one end of the first I types insulator chain far from yoke plate is connected to the connecting portion of cross-arm and tower body, the 2nd I types
The one end of insulator chain far from yoke plate is connect with cross-arm.It is provided in this way conducive to the positioning of V-type insulator chain, is convenient for new V-type
The installation of insulator chain.
Preferably, insulating tool carries out Insulation monitoring in step S1, confirms that the resistance of screening clothing is not more than 20 Ω, insulation
The insulation resistance of checkpost, lead screw, insulation bearing rod, thread-lifting hook used in pendulum ladder and replacement insulator chain is not less than 700 M Ω.
Surface cleaning is carried out to rigid insulation tool with dry, clean towel before testing, and operating personnel cannot naked hand-held insulation
Tool, equipotential live line work personnel should dress to be connected well between a full set of qualified screening clothing and each section, ensures operating personnel's
Personal safety.
Preferably, the transmission system described in step S2 includes the first coaster and the second coaster, the first coaster installation
In the connecting portion of tower body and cross-arm, second coaster is installed on the V-type insulator chain, first coaster, second
Insulation transmission rope is connected between coaster.After sub-conductor load transfer, upward active force is provided for V-type insulator chain, prevents V
Type insulator chain is bent caused by dead weight, reduces the difficulty that V-type insulator chain is removed.
Preferably, the checkpost described in step S3, lead screw, insulation bearing rod, thread-lifting hook are one group, checkpost, lead screw, insulation
Bearing rod, thread-lifting hook are sequentially connected with, and lead screw, insulation bearing rod, thread-lifting hook are located on same vertical line.The effect of checkpost is connection
The effect of insulating tool and steel tower cross-arm, lead screw is tightening and lifting lead wire, and the effect for the bearing rod that insulate is to ensure cross-arm-end
With the insulation of conductor wire end, and the active force of conducting wire is born.
Preferably, the checkpost described in step S3, lead screw, insulation bearing rod, thread-lifting hook be two groups, every group in checkpost,
Lead screw, insulation bearing rod, thread-lifting hook are sequentially connected with, and lead screw, insulation bearing rod, the thread-lifting hook in every group are located at same vertical line
On, the thread-lifting hook coordinates with the sub-conductor.When conductor load is excessive, it is contemplated that tower material stress is carried with reference to using double lead
Linear system is united, and checkpost is respectively set at cross-arm both ends, shaft tower stress is made to be more uniformly distributed.
Preferably, it is connected by shaft coupling plate between two groups of checkposts, side can be adjusted by being equipped at the center of the shaft coupling plate
The connection wire rod of card and cross-arm tightness.By a connection wire rod connect two groups of checkposts, make two checkposts and lead screw formed it is same by
Force system increases the consistent level of shaft tower stress.
Preferably, step S4 medium potentials operating personnel steps on after tower enters highfield using the terraced method of insulation pendulum.Insulation pendulum ladder
Method enters highfield, convenient and efficient, and the insulation pendulum ladder is not limited to insulated flexible ladder or the hard ladder of insulation.
Preferably, in step S5, the dismounting of V-type insulator chain includes the following steps：Equipotential live line work personnel are exhausted by V-type
The step of lower end of edge substring is removed from yoke plate, ground operation personnel hang the step of liter V-type insulator chain and ground potential is made
The step of industry personnel remove the upper end of V-type insulator chain from the connecting portion of cross-arm and cross-arm and tower body.First remove V-type insulation
The lower end of substring, the weight of V-type insulator chain can be by transmission system and cross-arm shared at this time, then removes V-type insulator chain
Upper end, make the weight of V-type insulator chain fall on completely insulation transmission rope on, weight transmitting is steady, can avoid insulation transmit
The fracture for insulation transmission rope caused by the weight mutation born of restricting.
Preferably, the installation of new V-type insulator chain includes the following steps：Ground potential operator insulate new V-type
The upper end of substring is separately mounted to the step of connecting portion of cross-arm and cross-arm and tower body and equipotential live line work personnel by new V
The lower end of type insulator chain is mounted on the step of yoke plate.When installation, the upper end of V-type insulator chain is first installed, by V-type insulator chain
Wt part be transferred on cross-arm, then the lower end of V-type insulator chain is installed, the safe coefficient of installation process is high.
Compared with prior art, the beneficial effects of the invention are as follows：
（1）The V-type insulator chain charged for replacement method of the electric power line pole tower of the present invention, can realize the band of V-type insulator chain
Charged renewal, livewire work effectively prevent the power failure of transmission line of electricity, without waiting for the power failure plan of owner power supply bureau, avoid because
Line outage overhaul and caused by social influence and power grid quality loss.
（2）Insulating tool used in the present invention is light, mitigates the working strength of operating personnel, improves operating efficiency；
Can avoid being easy to damage the quality accident of conducting wire, tower material because of human error in conventional method, and suitable for high mountain high hill,
Vehicle can not transport the charged for replacement of power transmission line column position V-type insulator chain in place.
Description of the drawings
Fig. 1 is the schematic diagram of the V-type insulator chain charged for replacement method of the electric power line pole tower of the present invention.
Fig. 2 is that the single-screw mandrel of embodiment one carries the structural schematic diagram of linear system system.
Fig. 3 is that the double lead of embodiment two carries the structural schematic diagram of linear system system.
Specific implementation mode
The present invention is further illustrated With reference to embodiment.Wherein, attached drawing only for illustration,
What is indicated is only schematic diagram rather than pictorial diagram, should not be understood as the limitation to this patent；Reality in order to better illustrate the present invention
Example is applied, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art
For, the omitting of some known structures and their instructions in the attached drawings are understandable.
The same or similar label correspond to the same or similar components in the attached drawing of the embodiment of the present invention；In retouching for the present invention
In stating, it is to be understood that if it is based on attached drawing to have the orientation or positional relationship of the instructions such as term "upper", "lower", "left", "right"
Shown in orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, do not indicate or imply the indicated
Device or element must have a particular orientation, with specific azimuth configuration and operation, therefore position relationship described in attached drawing
Term only for illustration, should not be understood as the limitation to this patent, for the ordinary skill in the art, can
To understand the concrete meaning of above-mentioned term as the case may be.
Embodiment 1
It is as shown in Figure 1, 2 the first embodiment of the V-type insulator chain charged for replacement method of the electric power line pole tower of the present invention, it is defeated
Electric wire line pole tower includes the tower body 1 of vertical direction and the cross-arm 2 that is vertically mounted on tower body；V-type insulator chain is exhausted by the first I types
Edge substring 3 connects composition, one end connection of the first I types insulator chain 3 far from yoke plate with the 2nd I types insulator chain 4 by yoke plate
In the connecting portion of cross-arm 2 and tower body 1, the 2nd one end of I types insulator chain 4 far from yoke plate is connect with cross-arm 2；V-type insulator
The bottom of string is fixed with the transmission line of electricity being made of several sub-conductors 5；Replacing options include the following steps：
S1. prepare material and insulating tool, and Insulation monitoring carried out to insulating tool, insulating tool include screening clothing,
Checkpost 6, lead screw 7, insulation bearing rod 8 and thread-lifting hook 9 used in insulation pendulum ladder and replacement insulator chain；Confirm the electricity of screening clothing
It hinders and is not more than 20 Ω, the checkpost 6, lead screw 7, insulation bearing rod 8, thread-lifting hook 9 used in insulation pendulum ladder and replacement insulator chain
Insulation resistance is not less than 700 M Ω；Surface cleaning is carried out to rigid insulation tool with dry, clean towel before testing, and
Operating personnel cannot naked hand-held insulating tool, equipotential live line work personnel should dress to be connected between the screening clothing and each section of a full set of qualification
It connects well, ensures the personal safety of operating personnel.
S2. detect whether live weather meets execution conditions, execution conditions include that surface humidity is no more than 80%, wind-force not
More than 5 grades and without thunder, rain, mist, snowy day gas；If meeting, transmission system is installed；As shown in Figure 1, transmission system includes first
Coaster 10 and the second coaster 11, the first coaster 10 are installed on the connecting portion of tower body and cross-arm, and it is exhausted that the second coaster 11 is installed on V-type
On edge substring, insulation transmission rope 12 is connected between the first coaster 10, the second coaster 11, and the one end for the transmission rope 12 that insulate extends to
Ground operation personnel.
S3. insulation is put ladder and checkpost 6 by transmission system, lead screw 7, insulation bearing rod 8, carried by ground operation personnel
Line hook 9 is transferred to operating position, and checkpost is mounted on cross-arm 2 by the ground potential operator at operating position, by lead screw 7 and absolutely
Edge bearing rod 8 is sequentially connected in checkpost 6, by insulation bearing rod 8 decentralization to V-type insulator chain side；Wherein, as shown in Fig. 2, side
Card 6, lead screw 7, insulation bearing rod 8, thread-lifting hook 9 are one group, and checkpost 6, lead screw 7, insulation bearing rod 8, thread-lifting hook 9 are sequentially connected with shape
Linear system system is carried at single-screw mandrel, lead screw 6, insulation bearing rod 8, thread-lifting hook 9 are located on same vertical line, and the effect of checkpost 6 is connection
Insulating tool and cross-arm 2, the effect of lead screw 7 are to tighten and promoted sub-conductor 5, and the effect of insulation bearing rod 8 is to ensure cross-arm 2
The insulation at end and sub-conductor 5, and bear the active force of sub-conductor 5.
S4. equipotential live line work personnel Deng Ta and highfield is entered using the terraced method of insulation pendulum, and ground potential operator is passed
The thread-lifting hook 9 passed is connect with insulation bearing rod 8, and ground potential operator adjusts thread-lifting hook 9 and connect with sub-conductor 5.
S5. ground potential operator tightens lead screw 7 and promotes sub-conductor 5, and the load transfer of sub-conductor 5 to insulation is held
Power bar 8 removes V-type insulator chain, and is put down the V-type insulator chain of dismounting by transmission system；Wherein, V-type insulator chain
Dismounting include the following steps：The step of equipotential live line work personnel remove the lower end of V-type insulator chain from yoke plate, ground are made
Industry personnel hang the step of liter V-type insulator chain and ground potential operator by the upper end of V-type insulator chain from cross-arm 2 and cross-arm
2 the step of being removed with the connecting portion of tower body 1, the weight transmitting of V-type insulator chain is steady, and insulation transmission rope 12 can be avoided to hold
The fracture of insulation transmission rope 12 caused by the weight mutation received.
S6. ground operation personnel new V-type insulator chain is hung rise at cross-arm and by ground potential operator and etc. it is electric
Position operating personnel installs according to the installation site of original V-type insulator chain；Ground potential operator loosens lead screw 7 to new V-type
The complete stress of insulator chain；Wherein, the installation of new V-type insulator chain includes the following steps：Ground potential operator is by new V
The upper end of type insulator chain is separately mounted to the step of connecting portion of cross-arm 2 and cross-arm 2 and tower body 1 and equipotential live line work people
The step of lower end of new V-type insulator chain is mounted on yoke plate by member first installs the upper end of V-type insulator chain, by V-type insulator
The wt part of string is transferred on cross-arm, then installs the lower end of V-type insulator chain, and the safe coefficient of installation process is high.
When transmitting weight using insulation transmission rope in the present embodiment, it should avoid rubbing with tower body 1, effectively control tail rope, pass
Pass steady and smooth.For new V-type insulator chain after installation is complete, equipotential live line work personnel inspection conducting wire side apparatus recovery is complete
It is good；It after responsible person agrees to, checks whether there be legacy on conducting wire, forceful electric power is exited by the terraced method of the pendulum that insulate after inspection is intact
.
Embodiment 2
It is as shown in Figure 1, Figure 3 the second embodiment of the V-type insulator chain charged for replacement method of the electric power line pole tower of the present invention,
The present embodiment is similar with embodiment one, institute the difference is that, as shown in figure 3, checkpost 6, lead screw 7, insulation bearing rod 8, carry line
Hook 9 is that checkpost 6 in two groups, every group, lead screw 7, insulation bearing rod 8, thread-lifting hook 9 are sequentially connected with, lead screw 6, insulation in every group
Bearing rod 8, thread-lifting hook 9 are located on same vertical line, and thread-lifting hook 9 coordinates with sub-conductor 5, pass through shaft coupling plate between two groups of checkposts 6
13 connect, and the connection wire rod 14 that can adjust checkpost and cross-arm tightness is equipped at the center of shaft coupling plate 13, form mariages
Bar carries linear system system.When conductor load is excessive, it is contemplated that tower material stress carries linear system system, by a connection wire rod with reference to using double lead
14 two groups of checkposts 6 of connection, make two groups of checkposts 6 and lead screw 7 be formed same by Force system, shaft tower stress are made to be more uniformly distributed.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement etc., should be included in the claims in the present invention made by within the spirit and principle of invention
Protection domain within.
Claims (10)
1. a kind of V-type insulator chain charged for replacement method of electric power line pole tower, the electric power line pole tower includes vertical direction
Tower body and the cross-arm that is vertically mounted on tower body；One end of the V-type insulator chain is mounted on the company of the tower body and cross-arm
Socket part position, the other end are mounted on the cross-arm；The bottom of the V-type insulator chain be fixed be made of several sub-conductors it is defeated
Electric line；It is characterized in that, the described method comprises the following steps：
S1. prepare material and insulating tool, and Insulation monitoring is carried out to insulating tool, the insulating tool includes screen
Cover checkpost, lead screw, insulation bearing rod and the thread-lifting hook used in clothes, insulation pendulum ladder and replacement insulator chain；
S2. detect whether live weather meets execution conditions, the execution conditions include that surface humidity is no more than 80%, wind-force not
More than 5 grades and without thunder, rain, mist, snowy day gas；If meeting, transmission system is installed；
S3. ground operation personnel is transmitted insulation pendulum ladder and checkpost, lead screw, insulation bearing rod, thread-lifting hook by transmission system
To operating position, checkpost is mounted on cross-arm by the ground potential operator at operating position, and lead screw and insulation bearing rod is suitable
It is secondary to be connected in checkpost, insulation bearing rod is transferred to V-type insulator chain side；
S4. equipotential live line work personnel Deng Ta and enter highfield, and the thread-lifting hook that ground potential operator is passed over absolutely
Edge bearing rod connects, and ground potential operator adjusts thread-lifting hook and connect with sub-conductor；
S5. ground potential operator tightens lead screw and promotes sub-conductor, and the load transfer of sub-conductor to the bearing rod that insulate is torn open
The V-type insulator chain of dismounting is put down except V-type insulator chain, and by transmission system；
S6. ground operation personnel, which hangs new V-type insulator chain, rises at cross-arm and is made by ground potential operator and equipotential
Industry personnel install according to the installation site of original V-type insulator chain；Ground potential operator loosens lead screw to new V-type insulator
Go here and there complete stress.
2. the V-type insulator chain charged for replacement method of electric power line pole tower according to claim 1, which is characterized in that institute
It states V-type insulator chain to be made up of yoke plate connection the first I types insulator chain and the 2nd I types insulator chain, the first I types are exhausted
The one end of edge substring far from yoke plate is connected to the connecting portion of cross-arm and tower body, and the 2nd I type insulator chains are far from yoke plate
One end is connect with cross-arm.
3. the V-type insulator chain charged for replacement method of electric power line pole tower according to claim 1, which is characterized in that step
Insulating tool carries out Insulation monitoring in rapid S1, confirms that the resistance of screening clothing is not more than 20 Ω, insulation puts ladder and replaces insulation
The insulation resistance of checkpost, lead screw, insulation bearing rod, thread-lifting hook used in substring is not less than 700 M Ω.
4. the V-type insulator chain charged for replacement method of electric power line pole tower according to claim 1, which is characterized in that step
Transmission system described in rapid S2 includes the first coaster and the second coaster, and first coaster is installed on the connection of tower body and cross-arm
Position, second coaster are installed on the V-type insulator chain, and insulation is connected between first coaster, the second coaster and is passed
Pass rope.
5. the V-type insulator chain charged for replacement method of electric power line pole tower according to claim 1, which is characterized in that step
Checkpost, lead screw, insulation bearing rod described in rapid S3, thread-lifting hook are one group, and checkpost, lead screw, insulation bearing rod, thread-lifting hook are sequentially
Connection, lead screw, insulation bearing rod, thread-lifting hook are located on same vertical line, and the thread-lifting hook coordinates with the sub-conductor.
6. the V-type insulator chain charged for replacement method of electric power line pole tower according to claim 1, which is characterized in that step
Checkpost, lead screw, insulation bearing rod described in rapid S3, thread-lifting hook are checkpost in two groups, every group, lead screw, insulation bearing rod, carry
Line hook is sequentially connected with, and lead screw in every group, insulation bearing rod, thread-lifting hook are located on same vertical line, the thread-lifting hook with it is described
Sub-conductor coordinates.
7. the V-type insulator chain charged for replacement method of electric power line pole tower according to claim 6, which is characterized in that two
It is connected by shaft coupling plate between group checkpost, checkpost and cross-arm tightness can be adjusted by being equipped at the center of the shaft coupling plate
Connection wire rod.
8. the V-type insulator chain charged for replacement method of electric power line pole tower according to claim 1, which is characterized in that step
Rapid S4 medium potential operating personnels step on after tower enters highfield using the terraced method of insulation pendulum.
9. the V-type insulator chain charged for replacement method of electric power line pole tower according to claim 1, which is characterized in that step
In rapid S5, the dismounting of V-type insulator chain includes the following steps：Equipotential live line work personnel are by the lower end of V-type insulator chain from yoke plate
The step of upper dismounting, ground operation personnel, hang the step of liter V-type insulator chain and ground potential operator by V-type insulator chain
Upper end the step of being removed from the connecting portion of cross-arm and cross-arm and tower body.
10. the V-type insulator chain charged for replacement method of electric power line pole tower according to claim 1, which is characterized in that new
The installation of V-type insulator chain include the following steps：Ground potential operator installs the upper end of new V-type insulator chain respectively
The connecting portion of cross-arm and cross-arm and tower body the step of and equipotential live line work personnel pacify the lower end of new V-type insulator chain
The step of mounted in yoke plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810214658.0A CN108390311A (en) | 2018-03-15 | 2018-03-15 | A kind of V-type insulator chain charged for replacement method of electric power line pole tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810214658.0A CN108390311A (en) | 2018-03-15 | 2018-03-15 | A kind of V-type insulator chain charged for replacement method of electric power line pole tower |
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| CN108390311A true CN108390311A (en) | 2018-08-10 |
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| CN201810214658.0A Pending CN108390311A (en) | 2018-03-15 | 2018-03-15 | A kind of V-type insulator chain charged for replacement method of electric power line pole tower |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109462184A (en) * | 2018-12-27 | 2019-03-12 | 广东电网有限责任公司 | A kind of hot line maintenance device and its application method |
| CN110086120A (en) * | 2019-06-03 | 2019-08-02 | 国家电网有限公司 | Anti- beam tightening device, attaching/detaching apparatus and the method for electrification dismounting insulator chain |
| CN114552482A (en) * | 2022-03-18 | 2022-05-27 | 广东电网有限责任公司 | Insulator replacement tool |
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| CN106384964A (en) * | 2015-07-30 | 2017-02-08 | 国网河南省电力公司平顶山供电公司 | V-type insulator-chain electrified replacing operation method |
| CN105514867A (en) * | 2015-12-28 | 2016-04-20 | 中国电力科学研究院 | Method for replacing V-shaped insulator string of power transmission line pole |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462184A (en) * | 2018-12-27 | 2019-03-12 | 广东电网有限责任公司 | A kind of hot line maintenance device and its application method |
| CN110086120A (en) * | 2019-06-03 | 2019-08-02 | 国家电网有限公司 | Anti- beam tightening device, attaching/detaching apparatus and the method for electrification dismounting insulator chain |
| CN114552482A (en) * | 2022-03-18 | 2022-05-27 | 广东电网有限责任公司 | Insulator replacement tool |
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Application publication date: 20180810 |