CN108899805A - A kind of Multifunctional clamp of transmission line of electricity replacement deep bid diameter glass insulator - Google Patents
A kind of Multifunctional clamp of transmission line of electricity replacement deep bid diameter glass insulator Download PDFInfo
- Publication number
- CN108899805A CN108899805A CN201811124637.6A CN201811124637A CN108899805A CN 108899805 A CN108899805 A CN 108899805A CN 201811124637 A CN201811124637 A CN 201811124637A CN 108899805 A CN108899805 A CN 108899805A
- Authority
- CN
- China
- Prior art keywords
- regulating device
- deep bid
- gauge
- transmission line
- screw rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000012212 insulator Substances 0.000 title claims abstract description 52
- 230000005540 biological transmission Effects 0.000 title claims abstract description 27
- 230000005611 electricity Effects 0.000 title claims abstract description 26
- 239000011521 glass Substances 0.000 title abstract description 15
- 230000001105 regulatory effect Effects 0.000 claims abstract description 53
- 230000003373 anti-fouling effect Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel 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
- Insulators (AREA)
Abstract
The present invention relates to a kind of transmission lines of electricity to replace deep bid diameter insulator Multifunctional clamp, including aerofoil profile snap-gauge, the first regulating device, the second regulating device and closed fixture, the both ends of aerofoil profile snap-gauge are connect with one end of one end of the first regulating device, the second regulating device respectively, and the both ends of closed fixture are connect with the other end of the other end of the first regulating device, the second regulating device respectively；First regulating device, the second regulating device are for being adjusted the spacing between closed fixture, aerofoil profile snap-gauge.Apparatus of the present invention are that transmission line of electricity replacement two ends glass insulator Multifunctional clamp is suitable for replacement deep bid diameter anti-fouling type glass insulator, and the increase of operating space is also more convenient for operation maintenance personnel to load and unload insulator.It can more easily install, be flexibly installed on electric power line pole tower insulator chain, meet the requirement of replacement two ends deep bid diameter anti-pollution type insulator, the two ends deep bid diameter anti-pollution type insulator on 500kV strain tower of transmission line is accomplished easily to replace.
Description
Technical field
The present invention relates to replace the more function of deep bid diameter insulator in technical field of power systems more particularly to a kind of transmission line of electricity
It can fixture.
Background technique
Transmission line of electricity glass insulator is the important component of transmission line of electricity, it is support conducting wire across the important of sky
Golden part is that conducting wire and steel tower is made to keep the important guarantee of insulation, with being increasing, using large-section lead for transmission line of electricity
Transmission line of electricity increases, and current most of 220kV -500kV line tension tower insulators all use deep bid diameter anti-fouling type glass
Insulator, in practical applications, the case of various fixture failures emerge one after another, and make a general survey of fixture on the market and are all no longer desirable at present
Two ends insulator more changes jobs.Two ends deep bid diameter anti-fouling type glass insulator is such as needed to change, is still pulled with traditional hand
The replacing options of cucurbit, it is time-consuming and laborious, replacement deep bid diameter anti-fouling type two ends self-destruction glass insulator also just become one it is defeated
Electric line overhauls problem, it is therefore desirable to design that a nested structure is simple, tears open for the glass insulator of two ends deep bid diameter anti-fouling type
The Multifunctional clamp of dress simplicity, Labor-saving high-efficiency replacement insulator.
Summary of the invention
In order to overcome the problems, such as that existing snap-gauge cannot be adapted to the anti-pollution type insulator of replacement two ends deep bid diameter.The present invention
It is proposed a kind of aerofoil profile snap-gauge suitable for transmission line of electricity replacement two ends insulator, the technical solution adopted by the present invention is that：
A kind of transmission line of electricity replacement deep bid diameter insulator Multifunctional clamp, including aerofoil profile snap-gauge, the first regulating device, the second adjusting
Device and closed fixture, the both ends of aerofoil profile snap-gauge connect with one end of one end of the first regulating device, the second regulating device respectively, close
The both ends of formula card are connect with the other end of the other end of the first regulating device, the second regulating device respectively；First regulating device,
Two regulating devices are for being adjusted the spacing between closed fixture, aerofoil profile snap-gauge.
When whole device is operated, first on ground by lead screw and closed fixture, aerofoil profile snap-gauge trial assembly determines errorless, spine
Pawl turns to, and determines and acts freely between the first regulating device and the second regulating device.Then unclamp one of regulating device with
The connection structure of aerofoil profile snap-gauge, aerofoil profile snap-gauge pass through the triangle connecting plate of insulator chain in operation, then block stress groove
On " the right angle hanging plate " of glass insulator strings end connecting tool or " U-shaped, bowl bulb hanging ring ", the stress point as snap-gauge.Due to
Snap-gauge can be mounted in the connection gold utensil of the insulator chain of two multi packs or four multi packs, so this aerofoil profile snap-gauge and not insulated
The limitation of substring assembling form, possesses good versatility.Closed fixture is then mounted on insulator chain cross-arm-end second insulation
On son, the screw in regulating device is unclamped, by anchor tip, the rotary joint of the connector at both ends on laborsaving lead screw and aerofoil profile snap-gauge
Be attached with closed fixture, then operated, make the first regulating device drive the second regulating device so as to shorten closed fixture with
The spacing of aerofoil profile snap-gauge.
Preferably, stress groove is offered on the inside of the aerofoil profile snap-gauge；
Preferably, the global shape of the stress groove is arc-shaped, and arc-shaped stress groove is convenient for blocking glass insulator strings
" the right angle hanging plate " of end connecting tool or " U-shaped, bowl bulb hanging ring ".
Preferably, one end is fixed interface in two end interfaces of the aerofoil profile snap-gauge, and fixed interface passes through three screws
It is fixed through aerofoil profile snap-gauge and with nut, the other end is rotatable interface, is fixed by bolt, reduces and is connect due to double
Head rotates brought inconvenience, keeps installation easier, fixed stronger, shortens the set-up time, increases operation safety
Property.
Preferably, it is provided with baffle at the top of the half spiral shell button bolt, guarantees that Work tool safety is impregnable
In the case of, former bolt can be achieved the effect that by directly carrying out baffle with hand.
Preferably, including the first screw rod, the second screw rod, connecting cylinder, ratchet mechanism, wherein the first screw rod, the second screw rod bushing
Connect in connecting cylinder, the first screw rod, the second screw rod one end be pierced by after connecting cylinder and be provided with connection clamp, ratchet mechanism setting exists
On connecting cylinder, ratchet structure is sequentially connected with the first screw rod.
Preferably, the internal diameter of second screw rod is equal to the outer diameter of the first screw rod.
Preferably, the inner wall of second screw rod is provided with internal screw thread, and ratchet mechanism drives the first screw rod and second
Bar relative motion, the first screw rod can be taken in the second screw rod.
Preferably, circlip for shaft is provided in the connecting cylinder, the first screw rod of limitation is being connect with the second screw rod
It is axially moved in cylinder.
Preferably, limited position mechanism is set corresponding to the position of the first screw rod on the connecting cylinder, screw rod is made to keep one
Fixed pre- degree, keeps enough pulling force to be tightened, prevents lead screw from threading off.
Compared with prior art, the beneficial effect of technical solution of the present invention is：
Apparatus of the present invention are that transmission line of electricity replacement two ends glass insulator Multifunctional clamp is suitable for replacement deep bid diameter anti-fouling type
Glass insulator, the increase of operating space are also more convenient for operation maintenance personnel to load and unload insulator.It can more easily install, neatly
It is mounted on electric power line pole tower insulator chain, meets the requirement of replacement two ends deep bid diameter anti-pollution type insulator, it is defeated to 500kV
Two ends deep bid diameter anti-pollution type insulator on electric line anchor support is accomplished easily to replace.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that transmission line of electricity provided by the invention replaces deep bid diameter insulator Multifunctional clamp；
Fig. 2 is the bottom view that transmission line of electricity provided by the invention replaces deep bid diameter insulator Multifunctional clamp；
Wherein, 1. aerofoil profile snap-gauge, 2. first 4. closed fixture of the second regulating device of regulating device, 5. stress groove 6. is solid
7. rotatable interface of stationary interface, 8. screw, 9. bolt, 10. first 11. second screw rod of screw rod, 12. connecting cylinder 13.
Ratchet mechanism 14. connects 15. handle assembly of clamp.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, only for illustration, Bu Nengli
Solution is the limitation to this patent.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative labor
Every other embodiment obtained under the premise of dynamic, shall fall within the protection scope of the present invention.
The following further describes the technical solution of the present invention with reference to the accompanying drawings and examples.
Embodiment 1, as shown in Fig. 1 to 2, a kind of transmission line of electricity replacement deep bid diameter insulator Multifunctional clamp, including aerofoil profile
Snap-gauge 1, the first regulating device 2, the second regulating device 3 and closed fixture 4, the both ends of aerofoil profile snap-gauge 1 respectively with the first regulating device 2
One end, the second regulating device 3 one end connection, the both ends of closed fixture 4 respectively with the other end of the first regulating device 2, second
The other end of regulating device 3 connects；First regulating device 2, the second regulating device 3 are used between closed fixture 4, aerofoil profile snap-gauge 1
Spacing be adjusted.
Wherein, stress groove 5 is offered on the inside of aerofoil profile snap-gauge 1；Its both ends is connected separately with rotary joint 7 and anchor tip
6, it is respectively used to connect with 2 one end of the first regulating device, 3 one end of the second regulating device.
When whole device is operated, first on ground by regulating device and closed fixture 4,1 trial assembly of aerofoil profile snap-gauge determines nothing
Accidentally, pawl turns to, and determines and acts freely between the first regulating device 2 and the second regulating device 3.Then one of adjust is unclamped
The connection structure of device and aerofoil profile snap-gauge, aerofoil profile snap-gauge 1 passes through the triangle connecting plate of insulator chain in operation, then that stress is recessed
Slot 5 blocks on " the right angle hanging plate " or " U-shaped, bowl bulb hanging ring " of glass insulator strings end connecting tool, the stress as snap-gauge
Point.It may be mounted at due to stress groove 5 in the connection gold utensil of the insulator chain of two multi packs or four multi packs, so this aerofoil profile snap-gauge
It 1 and is not limited by insulator chain assembling form, possesses good versatility.Closed fixture 4 is then mounted on insulator chain cross-arm
It holds on second insulator, unclamps the bindiny mechanism in regulating device, by the connector at both ends in regulating device and aerofoil profile snap-gauge 1
Anchor tip 6, rotary joint 7 and closed fixture 4 are attached, and are then operated, and the first regulating device is made to drive second to adjust
Device so as to shorten closed fixture and aerofoil profile snap-gauge spacing.
Embodiment 2
The present embodiment is consistent with the content of embodiment 1, but has done further restriction to the specific structure in aerofoil profile snap-gauge 1
Preferably, the global shape of 5 shape of stress groove of aerofoil profile snap-gauge 1 is arc-shaped, and arc stress groove is convenient for blocking glass insulation
" the right angle hanging plate " of substring end connecting tool or " U-shaped, bowl bulb hanging ring ".
Wherein, one end is fixed interface 6 in two end interfaces of the aerofoil profile snap-gauge 1, and fixed interface 6 passes through three screws
8 with nut through aerofoil profile snap-gauge 1 and being fixed, and the other end is rotatable interface 7, is fixed by bolt 9, reduce due to
Twin adapter rotates brought inconvenience, keeps installation easier, fixed stronger, shortens the set-up time, increases operation
Safety.
Wherein, 9 overhead of bolt has a width identical as bolt head diameter and baffle perpendicular to bolt head,
In the case where guaranteeing that Work tool safety is unaffected, former bolt can be achieved the effect that by directly carrying out baffle with hand.
Embodiment 3
The present embodiment is consistent with the content of embodiment 1, but has done further restriction to the specific structure in regulating device
Preferably, in transmission line of electricity provided in this embodiment replacement deep bid diameter insulator Multifunctional clamp, regulating device includes
First screw rod 10, the second screw rod 11, connecting cylinder 12, ratchet mechanism 13, wherein the first screw rod 10, the second screw rod 11 are socketed in connection
In cylinder 12, the first screw rod 11, the second screw rod 12 one end be pierced by after connecting cylinder 12 and be provided with connection clamp 14, ratchet mechanism 13 is set
It sets on connecting cylinder 12, ratchet mechanism 13 is sequentially connected with the first screw rod 11.
Wherein, described, the internal diameter of second screw rod 11 is equal to the outer diameter of the first screw rod 10, the second screw rod 11 it is interior
Wall is provided with internal screw thread, and handle assembly 15 is connected on ratchet mechanism 13.When regulating mechanism is tightened, ratchet mechanism is operated
Handle assembly 15 on 13 controls the first screw rod 10 and is moved, 11 relative motion of the first screw rod 10 and the second screw rod, and first
Bar 10 is taken in the second screw rod 11.
Wherein, it is provided with circlip for shaft in the connecting cylinder 12, limits the first screw rod 10 and the second screw rod 11 exists
It is axially moved in connecting cylinder.
Wherein, limited position mechanism is set corresponding to the position of the first screw rod 10 on the connecting cylinder 12, keeps screw rod
Certain pre- degree, keeps enough pulling force to be tightened, prevents lead screw from threading off.
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
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of transmission line of electricity replaces deep bid diameter insulator Multifunctional clamp, which is characterized in that adjusted including aerofoil profile snap-gauge, first
Device, the second regulating device and closed fixture, the both ends of aerofoil profile snap-gauge respectively with one end of the first regulating device, the second regulating device
One end connection, the both ends of closed fixture are connect with the other end of the other end of the first regulating device, the second regulating device respectively；The
One regulating device, the second regulating device are for being adjusted the spacing between closed fixture, aerofoil profile snap-gauge.
2. transmission line of electricity according to claim 1 replaces deep bid diameter insulator Multifunctional clamp, which is characterized in that the wing
Stress groove is offered on the inside of type snap-gauge；Its both ends is connected separately with rotary joint and anchor tip, is respectively used to adjust with first
Regulating device one end, the connection of second regulating device one end.
3. transmission line of electricity according to claim 2 replaces deep bid diameter insulator Multifunctional clamp, which is characterized in that described
The global shape of stress groove is arc-shaped.
4. transmission line of electricity according to claim 2 replaces deep bid diameter insulator Multifunctional clamp, which is characterized in that described
Anchor tip is fixed through aerofoil profile snap-gauge and by three screws with nut, is connected to realize with the fixed of aerofoil profile snap-gauge
It connects；The rotary joint is fixed by half spiral shell button bolt-through aerofoil profile snap-gauge, to realize the rotation with aerofoil profile snap-gauge
Connection.
5. transmission line of electricity according to claim 4 replaces deep bid diameter insulator Multifunctional clamp, which is characterized in that described
Baffle is provided at the top of half spiral shell button bolt.
6. transmission line of electricity according to claim 1 replaces deep bid diameter insulator Multifunctional clamp, which is characterized in that first adjusts
Regulating device, the second regulating device include the first screw rod, the second screw rod, connecting cylinder, ratchet mechanism, wherein the first screw rod, second
Bar is socketed in connecting cylinder, the first screw rod, the second screw rod one end be pierced by connecting cylinder after be provided with connection clamp, ratchet mechanism is set
It sets on connecting cylinder, ratchet structure is sequentially connected with the first screw rod.
7. transmission line of electricity according to claim 1 replaces deep bid diameter insulator Multifunctional clamp, which is characterized in that described
The internal diameter of second screw rod is equal to the outer diameter of the first screw rod.
8. transmission line of electricity according to claim 1 replaces deep bid diameter insulator Multifunctional clamp, which is characterized in that described
The inner wall of second screw rod is provided with internal screw thread.
9. transmission line of electricity according to claim 1 replaces deep bid diameter insulator Multifunctional clamp, which is characterized in that described
Circlip for shaft is provided in connecting cylinder.
10. transmission line of electricity according to claim 1 replaces deep bid diameter insulator Multifunctional clamp, which is characterized in that described
Connecting cylinder on correspond to the first screw rod position be arranged limited position mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811124637.6A CN108899805B (en) | 2018-09-26 | 2018-09-26 | Multifunctional clamp for replacing large-disc-diameter glass insulator of power transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811124637.6A CN108899805B (en) | 2018-09-26 | 2018-09-26 | Multifunctional clamp for replacing large-disc-diameter glass insulator of power transmission line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108899805A true CN108899805A (en) | 2018-11-27 |
| CN108899805B CN108899805B (en) | 2024-07-05 |
Family
ID=64360341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811124637.6A Active CN108899805B (en) | 2018-09-26 | 2018-09-26 | Multifunctional clamp for replacing large-disc-diameter glass insulator of power transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108899805B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112448312A (en) * | 2020-11-11 | 2021-03-05 | 国网甘肃省电力公司检修公司 | Clamp for replacing insulator at quadruple end of extra-high voltage line and using method thereof |
| CN115000902A (en) * | 2022-06-09 | 2022-09-02 | 国网北京市电力公司 | Connection structure |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040037868A (en) * | 2002-10-30 | 2004-05-08 | 한국전력공사 | An insulator exchanger of power line |
| CN101651308A (en) * | 2009-08-12 | 2010-02-17 | 安徽送变电工程公司 | Tension resistant four-serial string whole composite insulator replacing device |
| CN201509027U (en) * | 2009-08-12 | 2010-06-16 | 安徽送变电工程公司 | Entire quadruple string type strain composite insulator replacement device |
| CN201656334U (en) * | 2009-12-30 | 2010-11-24 | 华北电网有限公司北京超高压公司 | Clamp |
| CN102623927A (en) * | 2012-03-31 | 2012-08-01 | 湖南省电力公司株洲电业局 | Tool and method for charged replacement of multi-circuit double-split conductor insulators of 200kV line |
| JP2012161174A (en) * | 2011-02-01 | 2012-08-23 | Chugoku Electric Power Co Inc:The | Power line suspension device insulator chain lifting device |
| CN203150997U (en) * | 2013-03-07 | 2013-08-21 | 江苏省电力公司检修分公司 | Tool for live replacement of middle-phase vertical string insulator of power transmission line |
| US20130269180A1 (en) * | 2010-12-28 | 2013-10-17 | Hebei Electric Power Maintenance Company | Maintenance tool for insulator of direct current transmission line |
| CN103606854A (en) * | 2013-11-27 | 2014-02-26 | 国家电网公司 | Operating method for replacing tension insulator on super and ultra-high voltage direct current transmission line in electrified mode |
| CN104682262A (en) * | 2015-02-12 | 2015-06-03 | 中国南方电网有限责任公司超高压输电公司百色局 | Conductor end fixture for replacing first insulator at conductor end of single-link suspension insulator string and application of conductor end fixture |
| CN205070303U (en) * | 2015-10-30 | 2016-03-02 | 国网青海省电力公司检修公司 | 750kV circuit block of four strain insulator string tip fixture |
| CN106505467A (en) * | 2016-12-07 | 2017-03-15 | 中国南方电网有限责任公司超高压输电公司百色局 | Special replacement tool for V-shaped penultimate insulator of tangent tower of 500 kV power transmission line and use method |
| CN107465145A (en) * | 2017-09-13 | 2017-12-12 | 国网辽宁省电力有限公司鞍山供电公司 | A kind of operating method and special mould clamp for changing first self-destruction insulator |
| CN209608215U (en) * | 2018-09-26 | 2019-11-08 | 广东电网有限责任公司 | A kind of Multifunctional clamp of transmission line of electricity replacement deep bid diameter glass insulator |
-
2018
- 2018-09-26 CN CN201811124637.6A patent/CN108899805B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040037868A (en) * | 2002-10-30 | 2004-05-08 | 한국전력공사 | An insulator exchanger of power line |
| CN101651308A (en) * | 2009-08-12 | 2010-02-17 | 安徽送变电工程公司 | Tension resistant four-serial string whole composite insulator replacing device |
| CN201509027U (en) * | 2009-08-12 | 2010-06-16 | 安徽送变电工程公司 | Entire quadruple string type strain composite insulator replacement device |
| CN201656334U (en) * | 2009-12-30 | 2010-11-24 | 华北电网有限公司北京超高压公司 | Clamp |
| US20130269180A1 (en) * | 2010-12-28 | 2013-10-17 | Hebei Electric Power Maintenance Company | Maintenance tool for insulator of direct current transmission line |
| JP2012161174A (en) * | 2011-02-01 | 2012-08-23 | Chugoku Electric Power Co Inc:The | Power line suspension device insulator chain lifting device |
| CN102623927A (en) * | 2012-03-31 | 2012-08-01 | 湖南省电力公司株洲电业局 | Tool and method for charged replacement of multi-circuit double-split conductor insulators of 200kV line |
| CN203150997U (en) * | 2013-03-07 | 2013-08-21 | 江苏省电力公司检修分公司 | Tool for live replacement of middle-phase vertical string insulator of power transmission line |
| CN103606854A (en) * | 2013-11-27 | 2014-02-26 | 国家电网公司 | Operating method for replacing tension insulator on super and ultra-high voltage direct current transmission line in electrified mode |
| CN104682262A (en) * | 2015-02-12 | 2015-06-03 | 中国南方电网有限责任公司超高压输电公司百色局 | Conductor end fixture for replacing first insulator at conductor end of single-link suspension insulator string and application of conductor end fixture |
| CN205070303U (en) * | 2015-10-30 | 2016-03-02 | 国网青海省电力公司检修公司 | 750kV circuit block of four strain insulator string tip fixture |
| CN106505467A (en) * | 2016-12-07 | 2017-03-15 | 中国南方电网有限责任公司超高压输电公司百色局 | Special replacement tool for V-shaped penultimate insulator of tangent tower of 500 kV power transmission line and use method |
| CN107465145A (en) * | 2017-09-13 | 2017-12-12 | 国网辽宁省电力有限公司鞍山供电公司 | A kind of operating method and special mould clamp for changing first self-destruction insulator |
| CN209608215U (en) * | 2018-09-26 | 2019-11-08 | 广东电网有限责任公司 | A kind of Multifunctional clamp of transmission line of electricity replacement deep bid diameter glass insulator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112448312A (en) * | 2020-11-11 | 2021-03-05 | 国网甘肃省电力公司检修公司 | Clamp for replacing insulator at quadruple end of extra-high voltage line and using method thereof |
| CN115000902A (en) * | 2022-06-09 | 2022-09-02 | 国网北京市电力公司 | Connection structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108899805B (en) | 2024-07-05 |
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