CN108242779A - The apparatus and method of 10kV circuit earth potential live replacing tension-resistant rod insulators - Google Patents
The apparatus and method of 10kV circuit earth potential live replacing tension-resistant rod insulators Download PDFInfo
- Publication number
- CN108242779A CN108242779A CN201611226093.5A CN201611226093A CN108242779A CN 108242779 A CN108242779 A CN 108242779A CN 201611226093 A CN201611226093 A CN 201611226093A CN 108242779 A CN108242779 A CN 108242779A
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- China
- Prior art keywords
- insulator
- cross
- earth potential
- nima
- resistant rod
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- 239000012212 insulator Substances 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000004593 Epoxy Substances 0.000 claims description 3
- 239000005340 laminated glass Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 description 6
- 238000009413 insulation Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 239000012211 strain insulator Substances 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Landscapes
- Electric Cable Installation (AREA)
Abstract
The present invention relates to the apparatus and method of 10kV circuit earth potential live replacing tension-resistant rod insulators.Using earth potential working method charged for replacement 10kV line tension pole insulator chains, utilize the excellent mechanically and electrically performance of the excellent electric property of insulating bar and Di Nima ropes, operating personnel is operated using insulating bar earth potential working method, ground staff uses cord holder stringing lead, simplify work flow, the heavy manual labor of operating personnel on bar is alleviated, working efficiency greatly improves.
Description
Technical field
The present invention relates to a kind of apparatus and method of 10kV circuits earth potential live replacing tension-resistant rod insulator.
Background technology
10kV line tension poles insulator in operation, aging, lightning stroke, filth, external force destroy etc. due to, it may appear that
Different degrees of degradation phenomena, development insulator electric property will occur and completely lose to a certain extent, occur it is single-phase or
Phase fault causes line tripping, interrupts the normal power supply to user.Circuit can be effectively improved by replacing poor insulator in time
Dielectric level, when carrying out 10kV circuit live-line replacing strain bar insulator chains in Corporation system at present, mainly using insulating glove
Working system carries out, and it is carrying tool to need aerial lift device with insulated arm or insulation maintenance frame, but has the arrival of some region insulation bucket arm vehicles
Not, the area of 3.654 ㎡ around occupancy shaft tower is needed using insulation maintenance frame, needs to remove the young crops and tree around shaft tower
Wood, it is necessary to which young crops, reparation of falling trees increase the difficulty of Project Coordination.There are 12 10kV in 2015-2016 work
Circuit live-line replacing strain bar insulator chain project has no resolution because of young crops, the negotiation of overcharging of falling trees and final abandon electrification and make
Industry can only carry out operation using power failure mode, interrupt the normal power supply of client, reduce power supply reliability.
When power line construction personnel replace insulation subjob in high-altitude, operating personnel's half is tied up or directly using rope
Insulator is held, then dismounting assembling, the muscle power for operating personnel is a serious test, and both dangerous, working efficiency is also low.
Invention content
In order to solve the above technical problem, the present invention provides a kind of 10kV circuits earth potential live replacing tension-resistant rod insulators
Apparatus and method.
The present invention is realized with following technical solution, a kind of 10kV circuits earth potential live replacing tension-resistant rod insulator
Device, including cross-arm stent and wire tensioning device, wherein：
The cross-arm stent includes rectangular chassis, and with rectangular chassis one end fixed frame connected vertically, fixed frame is two
" π " type stent, the top of one of stent are connect with the rectangular chassis other end by connecting plate, in the upper of two " π " type stents
Portion is connected with pulley；
The wire tensioning device includes gripper, Di Nima ropes and cord holder；Qi Zhong Suo Shu Di Nima ropes are set to cross-arm branch
On the pulley of frame, Di Nima one end of restricting is pressed in along the length direction card of gripper on gripper, and Di Nima restricts the other end around being located at
On cord holder.
Preferably, the rectangular chassis is made of epoxy glass laminate.
Preferably, the connecting plate is made of metal material.
Preferably, the gripper is endurance type gripper.
Preferably, the cord holder be Multifunctional tightener, rated load 3T.
A kind of method of live-line replacing strain bar insulator, the method use 10kV circuit earth potential live replacing strain insulators
The device of bar insulator, includes the following steps：
S1：Cross-arm stent and wire tensioning device and auxiliary connecting tool are installed；
S2：Remove old tension-resistant rod insulator；
S3：New tension-resistant rod insulator is installed；
S4：Remove cross-arm stent and wire tensioning device and auxiliary connecting tool.
In addition, the conventional steps before removing installation are additionally included in, such as：Installation site safety devices；It checks, detection Work tool
And whether material is complete；Operating personnel reaches livewire work station；
The conventional steps after installation were removed in the past：As operating personnel exits livewire work station；Work is checked in site clearing
Tool；Work summary.
Preferably, in step sl, cross-arm stent assembles on ground, and cross-arm stent laid out flat exists near the cross-arm of electric pole
On 10kV strain cross arms, Di Nima one end of restricting is pressed in along the length direction card of gripper on gripper with insulating bar, and
Di Nima ropes are set on the pulley of cross-arm stent, Di Nima restricts the other end around being located on cord holder, and ground electrician passes through tight
Line device tightening Di Nima ropes.
Preferably, in step s 2, ground electrician utilizes bottle supporting device supporting insulator, is taken out and insulated using insulating bar
Sub- W or R pins, unlock insulator both sides tie point, insulator are put to ground.
The beneficial effects of the invention are as follows：
1st, the present invention utilizes insulating bar using earth potential working method charged for replacement 10kV line tension pole insulator chains
Excellent electric property and Di Nima restrict excellent mechanically and electrically performance, operating personnel using insulating bar earth potential working method into
Row operation, ground staff use cord holder stringing lead, simplify work flow, alleviate the heavy muscle power of operating personnel on bar
Labour, working efficiency greatly improve；
2nd, have operating personnel few, flexible, do not need to young crops, coordination of falling trees, economic benefit, social benefit are bright
The characteristics of aobvious；
3rd, line facility defect can be eliminated in time, can greatly improve power supply reliability, can reduce customer complaint rate,
It provides safeguard for line facility normal operation.
Description of the drawings
Fig. 1 is apparatus structure schematic diagram provided by the invention；
Fig. 2 is method flow diagram provided by the invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing
Step ground detailed description.
Embodiment 1：
In one embodiment, as shown in Figure 1, a kind of dress of 10kV circuits earth potential live replacing tension-resistant rod insulator
It puts, including cross-arm stent and wire tensioning device, wherein：
The cross-arm stent includes rectangular chassis, and with rectangular chassis one end fixed frame connected vertically, fixed frame is two
" π " type stent, the top of one of them " π " type stent are connect with the rectangular chassis other end by connecting plate, in two " π " type stents
Top be connected with pulley；
The wire tensioning device includes gripper, Di Nima ropes and cord holder；Qi Zhong Suo Shu Di Nima ropes are set to cross-arm branch
On the pulley of frame, Di Nima one end of restricting is pressed in along the length direction card of gripper on gripper, and Di Nima restricts the other end around being located at
On cord holder.
Preferably, the rectangular chassis is made of epoxy glass laminate.
Preferably, the connecting plate is made of metal material.
Preferably, the gripper is endurance type gripper.
Preferably, the cord holder be Multifunctional tightener, rated load 3T.
Embodiment 2：
A kind of method of live-line replacing strain bar insulator, the method use 10kV circuit earth potential live replacing strain insulators
The device of bar insulator, as shown in Fig. 2, including the following steps：
S1：Cross-arm stent and wire tensioning device and auxiliary connecting tool are installed；
S2：Remove old tension-resistant rod insulator；
S3：New tension-resistant rod insulator is installed；
S4：Remove cross-arm stent and wire tensioning device and auxiliary connecting tool；
In addition, the conventional steps before removing installation are additionally included in, such as：Installation site safety devices；It checks, detection Work tool
And whether material is complete；Operating personnel reaches livewire work station；
The conventional steps after installation were removed in the past：As operating personnel exits livewire work station；Work is checked in site clearing
Tool；Work summary.
Preferably, in step sl, cross-arm stent assembles on ground, and cross-arm stent laid out flat exists near the cross-arm of electric pole
On 10kV strain cross arms, Di Nima one end of restricting is pressed in along the length direction card of gripper on gripper with insulating bar, and
Di Nima ropes are set on the pulley of cross-arm stent, Di Nima restricts the other end around being located on cord holder, and ground electrician passes through tight
Line device tightening Di Nima ropes.
Preferably, in step s 2, ground electrician utilizes bottle supporting device supporting insulator, is taken out and insulated using insulating bar
Sub- W or R pins, unlock insulator both sides tie point, insulator are put to ground.
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, therefore equivalent variations made according to the claims of the present invention, is still within the scope of the present invention.
Claims (8)
1. a kind of device of 10kV circuits earth potential live replacing tension-resistant rod insulator, it is characterised in that：Including cross-arm stent and
Wire tensioning device, wherein：
The cross-arm stent includes rectangular chassis, one end fixed frame connected vertically with the rectangular chassis, the fixed frame
For two " π " type stents, the top of one of them " π " type stent is connect with the other end of the rectangular chassis by connecting plate,
The top of two " π " type stents is connected with pulley；
The wire tensioning device includes gripper, Di Nima ropes and cord holder；The Di Nima ropes are set to the pulley of cross-arm stent
On, Di Nima one end of restricting is pressed in along the length direction card of gripper on the gripper, the Di Nima rope other ends around
It is located on cord holder.
2. a kind of device of 10kV circuits earth potential live replacing tension-resistant rod insulator as described in claim 1, feature exist
In：The rectangular chassis is made of epoxy glass laminate.
3. a kind of device of 10kV circuits earth potential live replacing tension-resistant rod insulator as described in claim 1, feature exist
In：The connecting plate is made of metal material.
4. a kind of device of 10kV circuits earth potential live replacing tension-resistant rod insulator as described in claim 1, feature exist
In：The gripper is endurance type gripper.
5. a kind of device of 10kV circuits earth potential live replacing tension-resistant rod insulator as described in claim 1, feature exist
In：The cord holder be Multifunctional tightener, rated load 3T.
6. a kind of method of live-line replacing strain bar insulator, the method uses 10kV circuits as described in claim 1
The device of earth potential live replacing tension-resistant rod insulator, which is characterized in that include the following steps：
S1：Cross-arm stent and wire tensioning device and auxiliary connecting tool are installed；
S2：Remove old tension-resistant rod insulator；
S3：New tension-resistant rod insulator is installed；
S4：Remove cross-arm stent and wire tensioning device and auxiliary connecting tool.
7. method as claimed in claim 6, it is characterised in that：In step sl, the cross-arm stent assembles on ground, in electricity
Di Nima is restricted one end along gripper by the cross-arm of bar nearby by cross-arm stent laid out flat on 10kV strain cross arms, with insulating bar
Length direction card be pressed on gripper, and by Di Nima rope be set on the pulley of cross-arm stent, Di Nima restrict the other end around
It is located on cord holder, Di Nima ropes is tightened by cord holder.
8. method as claimed in claim 6, it is characterised in that：In step s 2, using bottle supporting device supporting insulator, using exhausted
Edge operating lever takes out insulator W or R pin, unlocks insulator both sides tie point, insulator is put to ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611226093.5A CN108242779A (en) | 2016-12-27 | 2016-12-27 | The apparatus and method of 10kV circuit earth potential live replacing tension-resistant rod insulators |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611226093.5A CN108242779A (en) | 2016-12-27 | 2016-12-27 | The apparatus and method of 10kV circuit earth potential live replacing tension-resistant rod insulators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108242779A true CN108242779A (en) | 2018-07-03 |
Family
ID=62702330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611226093.5A Pending CN108242779A (en) | 2016-12-27 | 2016-12-27 | The apparatus and method of 10kV circuit earth potential live replacing tension-resistant rod insulators |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108242779A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110854736A (en) * | 2019-11-22 | 2020-02-28 | 云南电网有限责任公司红河供电局 | Method for assisting electric field feeding by adopting insulating bottle supporting frame |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03135314A (en) * | 1989-10-18 | 1991-06-10 | Sanwa Tekki Corp | Suspension device for wire work |
| CN102412532A (en) * | 2011-12-02 | 2012-04-11 | 山东电力集团公司威海供电公司 | Overhead line pulley device |
| US20130320280A1 (en) * | 2012-05-03 | 2013-12-05 | Randall Wayne Curts | Back saver (a-frame pully system) |
| CN203932824U (en) * | 2014-06-19 | 2014-11-05 | 国网四川省电力公司成都市新都供电分公司 | The glass insulator strings elevator system of dangling |
| CN203967612U (en) * | 2014-05-30 | 2014-11-26 | 国家电网公司 | The draw-gear of enlightening Nima |
| CN204179569U (en) * | 2014-10-25 | 2015-02-25 | 国网山东齐河县供电公司 | A kind of sister block wire grip of electric transmission line erection |
| CN206685794U (en) * | 2016-12-27 | 2017-11-28 | 云南电网有限责任公司红河供电局 | A kind of device of 10kV circuits earth potential live replacing tension-resistant rod insulator |
-
2016
- 2016-12-27 CN CN201611226093.5A patent/CN108242779A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03135314A (en) * | 1989-10-18 | 1991-06-10 | Sanwa Tekki Corp | Suspension device for wire work |
| CN102412532A (en) * | 2011-12-02 | 2012-04-11 | 山东电力集团公司威海供电公司 | Overhead line pulley device |
| US20130320280A1 (en) * | 2012-05-03 | 2013-12-05 | Randall Wayne Curts | Back saver (a-frame pully system) |
| CN203967612U (en) * | 2014-05-30 | 2014-11-26 | 国家电网公司 | The draw-gear of enlightening Nima |
| CN203932824U (en) * | 2014-06-19 | 2014-11-05 | 国网四川省电力公司成都市新都供电分公司 | The glass insulator strings elevator system of dangling |
| CN204179569U (en) * | 2014-10-25 | 2015-02-25 | 国网山东齐河县供电公司 | A kind of sister block wire grip of electric transmission line erection |
| CN206685794U (en) * | 2016-12-27 | 2017-11-28 | 云南电网有限责任公司红河供电局 | A kind of device of 10kV circuits earth potential live replacing tension-resistant rod insulator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110854736A (en) * | 2019-11-22 | 2020-02-28 | 云南电网有限责任公司红河供电局 | Method for assisting electric field feeding by adopting insulating bottle supporting frame |
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