CN106451214A - Combined tool for electrically replacing extra-high voltage same-tower double-circuit tension insulator - Google Patents
Combined tool for electrically replacing extra-high voltage same-tower double-circuit tension insulator Download PDFInfo
- Publication number
- CN106451214A CN106451214A CN201610962029.7A CN201610962029A CN106451214A CN 106451214 A CN106451214 A CN 106451214A CN 201610962029 A CN201610962029 A CN 201610962029A CN 106451214 A CN106451214 A CN 106451214A
- Authority
- CN
- China
- Prior art keywords
- fixture
- insulator
- string
- rod
- leading screw
- 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.)
- Granted
Links
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
Abstract
The invention discloses a combined tool for electrically replacing an extra-high voltage same-tower double-circuit tension insulator. The combined tool is used by combining an edge string cross arm end clamp, a middle string cross arm end clamp, a wire side clamp, a closed clamp upper clamp body, a closed clamp lower clamp body, a lead screw and an insulation pull rod. Identical positions in insulator tools at different positions are replaced for common use, other special tool components are optimally designed, all the components of the whole tool are combined and arranged to complete all work, the varieties of tools needed for replacing the tension insulator are greatly reduced, and cost is reduced. Meanwhile, the tools needing to be configured during work are reduced, and labor intensity is reduced.
Description
Technical field
The present invention relates to extra high voltage line service technique, more particularly to using the large-tonnage high-voltage electric power circuit of modular design
Upkeep operation instrument, for have a power failure or powered operating mode under carry out 1000kV multiple-circuit on same tower anchor support monolithic insulator and
The replacement operation of bunch of insulator.
Background technology
Insulator is indispensable electrical equipment during power transmission, and it is used primarily on electric power line pole tower, main
To be used for carrying the load of wire and keep the wire and shaft tower electric insulation of itself.Due to the long-term environment out of doors of insulator
Lower work, is easier to defect occur, is now accomplished by entering poor insulator under power failure or powered operating mode according to practical situation
Row is changed.As the anchor support of extra-high voltage same tower double circuit line adopts triple strain insulator string, insulator tonnage is big, to changing
The dexterous, light of instrument is put forward higher requirement.
The instrument for changing single chip tension insulator at present is mainly closed fixture, changes bunch of insulator and uses cross-arm-end
Fixture, conductor wire end fixture, insulation pull-rod (plate) and leading screw etc..For triple strain insulator, change both sides insulator chain and
The fixture used by middle insulator chain is also differed.While closed fixture is difficult to change strain insulator due to its construction features
Near cross-arm and the monolithic insulator of side of wire in string.So if traditional design thinking is used, in order to meet strain insulator
All the replacing demand of insulator, needs design six sets of specific purpose tools altogether.More large-tonnage instrument increased operation
Burden, reduces working performance.
Content of the invention
The technical problem to be solved is exactly to provide a kind of charged for replacement extra-high voltage same tower double circuit strain insulator
Tool kit, reduce instrument manufacturing cost, improve convenience.
For solving above-mentioned technical problem, the present invention is adopted the following technical scheme that：A kind of charged for replacement extra-high voltage same tower double circuit
The tool kit of strain insulator, including be applied in combination side string cross-arm-end fixture, middle string cross-arm-end fixture, side of wire fixture,
Card on closed fixture, card, leading screw under closed fixture, insulate pull-rod；
When changing the monolithic insulator of the close cross-arm side of both sides string in triple strain insulator string, by side string cross-arm-end card
Tool, card combine with leading screw, insulation pull-rod under closed fixture, the connection of insulator string and triangle yoke plate when string cross-arm-end fixture passes through
Bolt is fixed, and blocks and fixed with monolithic insulator by insulator steel cap under closed fixture, is blocked under side string cross-arm-end fixture and closed fixture
Between by leading screw and insulation pull-rod connection, under leading screw and closed fixture block between connected using movable latch, leading screw and insulation draw
Rod is connected using movable latch, and insulation pull-rod and side string cross-arm-end fixture are connected using movable latch；
Change triple strain insulator string middle string near the monolithic insulator of cross-arm side when, by middle string cross-arm-end fixture,
Under closed fixture, card is combined with leading screw, insulation pull-rod, middle go here and there cross-arm-end fixture by middle insulator string triangle yoke plate both sides peace
Dress hole is fixed, and blocks and fixed with middle string cross-arm-end insulator by insulator steel cap under closed fixture, middle string cross-arm-end fixture and
By leading screw and insulation pull-rod connection between blocking under closed fixture, connected using movable latch between blocking under leading screw and closed fixture, silk
Thick stick and insulation pull-rod are connected using movable latch, and insulation pull-rod and middle string cross-arm-end fixture are connected using movable latch；
When changing any monolithic insulator in the middle of triple strain insulator string, will block on closed fixture and card group under closed fixture
Close, block and arbitrarily monolithic insulator and its adjacent monolithic insulation in the middle of triple strain insulator string under card and closed fixture on closed fixture
Son is fixing, by pull-rod and the leading screw connection of insulating between blocking under card and closed fixture on closed fixture, between blocking under leading screw and closed fixture
Connected using movable latch, leading screw and insulation pull-rod are connected using movable latch, and on insulation pull-rod and closed fixture, card is using activity
Latch connects；
The monolithic insulator near side of wire in strain insulator string is changed, by card, side of wire fixture and silk on closed fixture
Thick stick, insulation pull-rod combination, on closed fixture, card and side of wire monolithic insulator are fixed, and side of wire fixture uses insulator connection gold utensil
On bolt be fixed, by leading screw and insulation pull-rod connection, leading screw and wire between card and side of wire fixture on closed fixture
Side fixture is connected using movable latch, and leading screw and insulation pull-rod are connected using movable latch, and blocking on insulation pull-rod and closed fixture makes
Connected with movable latch；
When the whole string strain insulator in both sides is changed, cross-arm-end fixture, side of wire fixture and leading screw, insulation pull-rod group are gone here and there in side
Close, side string cross-arm-end fixture is fixed on outside insulator chain at the connecting bolt of triangle yoke plate, and side of wire fixture is arranged on and leads
On the fixing bolt of line gold utensil, it is connected by leading screw and insulation pull-rod between side string cross-arm-end fixture and side of wire fixture, leading screw
Connected using movable latch and side of wire fixture between, leading screw and insulation pull-rod are connected using movable latch, insulate pull-rod and side
String cross-arm-end fixture is connected using movable latch；
In the middle of changing during bunch of insulator, string cross-arm-end fixture, side of wire fixture and leading screw, insulation pull-rod group in use
Close, middle string installing hole of the cross-arm-end fixture by middle insulator string in triangle yoke plate both sides is fixed, and side of wire fixture is installed
On the fixing bolt of wire gold utensil, by leading screw and insulation pull-rod connection between middle string cross-arm-end fixture and side of wire fixture,
Connected using movable latch between leading screw and side of wire fixture, leading screw and insulation pull-rod are connected using movable latch, and insulate pull-rod
Connected using movable latch with middle string cross-arm-end fixture.
Preferably, the side string cross-arm-end fixture includes the two bent plate cards being arranged side by side, by connection between two bent plate cards
Connecting bolt connects, and bent plate card is V-shaped and arranges the company with side insulator string with the connecting bolt fixation of triangle yoke plate at turning
Connect fixed part.
Preferably, the middle string cross-arm-end fixture has for U-shaped card, the spacing of the installing hole of triangle yoke plate both sides is more than closes
The width for blocking under formula card.
Preferably, the side of wire fixture includes two arcs being arranged side by side, by coupling spiral shell between two arcs
Tether and connect, fix with the fixing bolt of wire gold utensil in the middle part of arc.
Six sets of specific purpose tools are split into the present invention collapsible tool of a set of five, by by the phase of six sets of specific purpose tools
Same or like is integrated and optimization design, is reduced the manufacturing cost of instrument, is improve convenience.
Beneficial effects of the present invention are as follows：
1. modular design thinking is adopted, identical position in different parts insulator instrument will be changed and shared, optimize
Other specific purpose tool parts are designed, and are made all parts of kit whole operations be completed by assembled arrangement, are greatly reduced
Complete the tool kind needed for strain insulator is changed, save cost.While the instrument of required configuration during operation is reduced, drop
Low labor intensity.
2. each tool component is connected by movable latch so that connection leading screw and pull-rod can rotate to an angle with
The overall dimensions for coordinating former and later two fixtures different, it is to avoid in order to coordinate connection between each instrument by force, and expand instrument
Contour structures, alleviate the weight of Work tool, there is provided the efficiency of operation.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and detailed description：
Fig. 1 is adopted when the present invention changes the monolithic insulator of the close cross-arm side of both sides string in triple strain insulator string
Tool kit schematic diagram；
Fig. 2 be the present invention change the middle string of triple strain insulator string near the monolithic insulator of cross-arm side when the group that adopts
Conjunction instrument schematic diagram；
Fig. 3 is that the present invention changes the tool kit signal for adopting during any monolithic insulator in the middle of triple strain insulator string
Figure；
Fig. 4 is that the tool kit for adopting during the monolithic insulator of close side of wire in present invention replacing strain insulator string shows
It is intended to；
Fig. 5 is the tool kit schematic diagram that the adopts when present invention changes the whole string strain insulator in both sides；
Fig. 6 is the tool kit schematic diagram for adopting during bunch of insulator in the middle of the present invention is changed.
Specific embodiment
As shown in Figures 1 to 6, the tool kit of the charged for replacement extra-high voltage same tower double circuit strain insulator of the present invention, bag
Include on the side string cross-arm-end fixture 1, middle string cross-arm-end fixture 5, side of wire fixture 7, closed fixture being applied in combination under card 6, closed fixture
Card 2, leading screw 3, insulation pull-rod 4.Kit adopts modular design, being applied in combination by instrument, can meet triple strain
The replacing demand of the side of wire of insulator side and middle string, cross-arm side and middle single-slice insulator and bunch of insulator.
As shown in figure 1, string cross-arm-end insulator fixture of more changing sides, changes both sides string in triple strain insulator string close horizontal
During the monolithic insulator of load side, card under side string cross-arm-end fixture, closed fixture is combined with leading screw, insulation pull-rod, side string cross-arm-end
Connecting bolt of the fixture by side insulator string with triangle yoke plate is fixed, and blocks and insulated with monolithic by insulator steel cap under closed fixture
Son is fixing, and side string cross-arm-end fixture is connected by leading screw and insulation pull-rod between blocking with closed fixture, is blocked under leading screw and closed fixture
Between connected using movable latch, leading screw and insulation pull-rod connected using movable latch, insulation pull-rod and side string cross-arm-end fixture
Connected using movable latch.To block under side string cross-arm-end fixture, closed fixture by pull-rod and the leading screw connection of insulating, and shift insulation
Sub- load is to instrument so that insulator to be replaced is lax to be convenient for changing.
Wherein, string cross-arm-end fixture in side includes the two bent plate cards being arranged side by side, between two bent plate cards by attachment bolt even
Connect, bent plate card is V-shaped and arranges the connecting portion with side insulator string with the connecting bolt fixation of triangle yoke plate at turning.
As shown in Fig. 2 string cross-arm-end insulator fixture in changing, in replacing during string cross-arm-end insulator, will be horizontal for middle string
Under load end fixture, closed fixture, card is combined with leading screw, insulation pull-rod, and middle string cross-arm-end fixture is by middle insulator string in triangle yoke plate
The installing hole of both sides is fixed, and blocks and fixed with middle string cross-arm-end insulator by insulator steel cap under closed fixture, middle string cross-arm
By leading screw and insulation pull-rod connection between blocking under end fixture and closed fixture, using movable latch between blocking under leading screw and closed fixture
Connection, leading screw and insulation pull-rod are connected using movable latch, and insulation pull-rod and middle string cross-arm-end fixture are connected using movable latch；
As the spacing of two installing holes is more than the width for blocking under closed fixture, therefore using movable latch fixed insulation pull-rod and leading screw,
Pull-rod and leading screw are rotated to coordinate two various sizes of fixtures.
As shown in figure 3, when changing any monolithic insulator in the middle of triple strain insulator string, will block and enclosed on closed fixture
The lower card combination of card, card and any monolithic insulator in the middle of triple strain insulator string and its adjacent under card and closed fixture on closed fixture
Monolithic insulator is fixed, by pull-rod and the leading screw connection of insulating, leading screw and closed fixture between blocking under card and closed fixture on closed fixture
Connected using movable latch between lower card, leading screw and insulation pull-rod are connected using movable latch, are blocked on insulation pull-rod and closed fixture
Connected using movable latch.
As shown in figure 4, when changing the monolithic insulator of close side of wire in strain insulator string, blocking on closed fixture, leading
Line side fixture is combined with leading screw, insulation pull-rod, and on closed fixture, card and side of wire monolithic insulator are fixed, and side of wire fixture is using exhausted
Bolt in edge connection gold utensil is fixed, and is connected by leading screw and insulation pull-rod on closed fixture between card and side of wire fixture
Connect, leading screw and side of wire fixture are connected using movable latch, leading screw and insulation pull-rod connected using movable latch, insulation pull-rod and
Block on closed fixture and connected using movable latch.
As shown in figure 5, when changing the whole string strain insulator in both sides, by side go here and there cross-arm-end fixture, side of wire fixture and leading screw,
Insulation pull-rod combination, side string cross-arm-end fixture is fixed on outside insulator chain at the connecting bolt of triangle yoke plate, side of wire card
Tool passes through leading screw and insulation pull-rod on the fixing bolt of wire gold utensil between side string cross-arm-end fixture and side of wire fixture
Connection, is connected using movable latch between leading screw and side of wire fixture, and leading screw and insulation pull-rod are connected using movable latch, insulation
Pull-rod and side string cross-arm-end fixture are connected using movable latch.
As shown in fig. 6, in the middle of changing during bunch of insulator, string cross-arm-end fixture in use, side of wire fixture and leading screw, absolutely
Edge pull-rod is combined, and middle string installing hole of the cross-arm-end fixture by middle insulator string in triangle yoke plate both sides is fixed, side of wire
Fixture is drawn by leading screw and insulation between middle string cross-arm-end fixture and side of wire fixture on the fixing bolt of wire gold utensil
Rod connects, and is connected using movable latch between leading screw and side of wire fixture, and leading screw and insulation pull-rod are connected using movable latch, absolutely
Edge pull-rod and middle string cross-arm-end fixture are connected using movable latch.
During due to changing bunch of insulator, generally more than 10 meters of extra-high voltage insulator length, both sides fixture Design and Machining and
During installation, tiny deviation may cause pull-rod and leading screw to be difficult to align, and be therefore attached using movable latch, by latch
Rotation, eliminate these impact.
Concrete application embodiment 1
Change insulator chain on the outside of 1000kV double back anchor support.
1. change 1000kV double back anchor support on the outside of insulator chain when, tool kit structure as shown in figure 5, including：Side
String cross-arm fixture 1, leading screw 3, insulate pull-rod 4, side of wire fixture.
2. as shown in figure 5, when insulator chain on the outside of 1000kV double back anchor support is changed, earth potential working personnel are gone here and there side
Cross-arm fixture 1 is fixed on outside insulator chain and goes out in the connecting bolt of triangle yoke plate, and installs latch, connecting plate and insulation drawing
Rod.
3. then equipotential live line work personnel pass through adjustment by side of wire fixture on the fixing bolt of wire gold utensil
Connecting plate on fixture installs leading screw and insulation pull-rod.Using the rotation of connecting plate movable latch, the stress of insulation pull-rod is made
Direction is consistent with insulator chain.
4. insulation pull-rod is tightened up by leading screw, by load transfer suffered by insulator to pull bar, now insulator chain relaxes,
Then using insulating cord and insulating block, insulator chain lower end hanging portion is sling, facilitates insulator chain out of stock.Exhausted changing
Edge subjob complete after taking off tool group.
5. all fixture main bodys are cast using titanium alloy material, single set instrument deadweight 40kg, and rated load 8T carries out 2.5
Specified Pass Test again, no deforms and damages, and mechanical strength meets electric power instrument general technical specifications standard.
The beneficial effect of this example.
1. side string cross-arm-end fixture and conductor wire end fixture both can be used to change bunch of insulator, it is also possible to lead for changing
Line end and the monolithic insulator of cross-arm-end both sides, instrument versatility is stronger.
2. had as bearing tool from leading screw and install, operate light, it is few a little to tighten up equipment headroom size, enters one
Step mitigates the labor intensity of operation and task difficulty, improves job safety and efficiency.
3. connecting plate of the leading screw with insulation pull-rod with fixture is fixed using movable latch, it is ensured that yoke plate and leading screw and pull-rod
Directly straight line is kept, reduce according to difficulty.
Claims (4)
1. a kind of tool kit of charged for replacement extra-high voltage same tower double circuit strain insulator, it is characterised in that：Including being applied in combination
Side string cross-arm-end fixture, middle string cross-arm-end fixture, side of wire fixture, card on closed fixture, card, leading screw, insulation drawing under closed fixture
Rod；
When changing the monolithic insulator of the close cross-arm side of both sides string in triple strain insulator string, by side string cross-arm-end fixture, close
Under formula card, card combine with leading screw, insulation pull-rod, the connecting bolt of insulator string and triangle yoke plate when string cross-arm-end fixture passes through
Fixing, block under closed fixture and fixed with monolithic insulator by insulator steel cap, between side string cross-arm-end fixture and card under closed fixture
By leading screw and insulation pull-rod connection, connected using movable latch between blocking under leading screw and closed fixture, leading screw and insulation pull-rod make
Connected with movable latch, insulation pull-rod and side string cross-arm-end fixture are connected using movable latch；
Change triple strain insulator string middle string near the monolithic insulator of cross-arm side when, by middle string cross-arm-end fixture, enclosed
Block lower card to combine with leading screw, insulation pull-rod, middle string cross-arm-end fixture passes through installing hole of the middle insulator string in triangle yoke plate both sides
It is fixed, blocks under closed fixture and fixed with middle string cross-arm-end insulator by insulator steel cap, middle cross-arm-end fixture and the enclosed of going here and there
Card is lower block between by leading screw and insulation pull-rod connection, connected using movable latch between blocking under leading screw and closed fixture, leading screw and
Insulation pull-rod is connected using movable latch, and insulation pull-rod and middle string cross-arm-end fixture are connected using movable latch；
When any monolithic insulator in the middle of triple strain insulator string is changed, will block on closed fixture and card combination under closed fixture, close
Block arbitrarily monolithic insulator and its adjacent monolithic insulator middle with triple strain insulator string admittedly under card and closed fixture on formula card
Fixed, by pull-rod and the leading screw connection of insulating between blocking under card and closed fixture on closed fixture, use between blocking under leading screw and closed fixture
Movable latch connects, and leading screw and insulation pull-rod are connected using movable latch, and on insulation pull-rod and closed fixture, card uses movable latch
Connection；
Change in strain insulator string near the monolithic insulator of side of wire when, will card on closed fixture, side of wire fixture and leading screw,
Insulation pull-rod combination, on closed fixture, card and side of wire monolithic insulator are fixed, and side of wire fixture is using in insulator connection gold utensil
Bolt be fixed, by leading screw and insulation pull-rod connection, leading screw and side of wire between card and side of wire fixture on closed fixture
Fixture is connected using movable latch, and leading screw and insulation pull-rod are connected using movable latch, and on insulation pull-rod and closed fixture, card is used
Movable latch connects；
When the whole string strain insulator in both sides is changed, cross-arm-end fixture, side of wire fixture and leading screw, insulation pull-rod are gone here and there in side and are combined,
Side string cross-arm-end fixture is fixed on outside insulator chain at the connecting bolt of triangle yoke plate, and side of wire fixture is installed in wire gold
On the fixing bolt of tool, side string cross-arm-end fixture and side of wire fixture between by leading screw and insulate pull-rod be connected, leading screw with lead
Connected using movable latch between line side fixture, leading screw and insulation pull-rod are connected using movable latch, insulation pull-rod and side string are horizontal
Load end fixture is connected using movable latch；
In the middle of changing during bunch of insulator, in use, string cross-arm-end fixture, side of wire fixture are combined with leading screw, insulation pull-rod, in
String installing hole of the cross-arm-end fixture by middle insulator string in triangle yoke plate both sides is fixed, and side of wire fixture is arranged on wire
On the fixing bolt of gold utensil, middle string cross-arm-end fixture and side of wire fixture between by leading screw and insulation pull-rod connection, leading screw and
Connected using movable latch between side of wire fixture, leading screw and insulation pull-rod are connected using movable latch, and insulate pull-rod and middle string
Cross-arm-end fixture is connected using movable latch.
2. the tool kit of a kind of charged for replacement extra-high voltage same tower double circuit strain insulator according to claim 1, which is special
Levy and be：The side string cross-arm-end fixture includes the two bent plate cards being arranged side by side, and is connected by attachment bolt between two bent plate cards,
Bent plate card is V-shaped and arranges the connecting portion with side insulator string with the connecting bolt fixation of triangle yoke plate at turning.
3. the tool kit of a kind of charged for replacement extra-high voltage same tower double circuit strain insulator according to claim 1, which is special
Levy and be：The middle string cross-arm-end fixture has for U-shaped card, and the spacing of the installing hole of triangle yoke plate both sides is more than card under closed fixture
Width.
4. the tool kit of a kind of charged for replacement extra-high voltage same tower double circuit strain insulator according to claim 1, which is special
Levy and be：The side of wire fixture includes two arcs being arranged side by side, and is connected by attachment bolt, arc between two arcs
Fix with the fixing bolt of wire gold utensil in the middle part of plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610962029.7A CN106451214B (en) | 2016-10-28 | 2016-10-28 | A kind of combination tool of charged for replacement extra-high voltage same tower double circuit strain insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610962029.7A CN106451214B (en) | 2016-10-28 | 2016-10-28 | A kind of combination tool of charged for replacement extra-high voltage same tower double circuit strain insulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106451214A true CN106451214A (en) | 2017-02-22 |
| CN106451214B CN106451214B (en) | 2018-01-12 |
Family
ID=58180290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610962029.7A Active CN106451214B (en) | 2016-10-28 | 2016-10-28 | A kind of combination tool of charged for replacement extra-high voltage same tower double circuit strain insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106451214B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425474A (en) * | 2017-08-22 | 2017-12-01 | 河南送变电工程公司 | For changing the device of strain insulator |
| CN109217170A (en) * | 2018-08-01 | 2019-01-15 | 国网浙江省电力有限公司金华供电公司 | The replacement tool of ground electrode circuit insulator and fitting |
| CN110190558A (en) * | 2019-07-09 | 2019-08-30 | 云南电网有限责任公司带电作业分公司 | A kind of operational method for charged for replacement 550kN large-tonnage strain insulator side of wire monolithic insulator |
| CN114865524A (en) * | 2022-04-13 | 2022-08-05 | 云南电网有限责任公司曲靖供电局 | Wire side fixture for indirectly live replacement of 10kV line tension insulator and use method |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201985466U (en) * | 2010-12-29 | 2011-09-21 | 中国南方电网有限责任公司超高压输电公司曲靖局 | Fixture for replacing tension insulator middle string in 800KV line |
| KR20120021556A (en) * | 2010-08-09 | 2012-03-09 | 한전케이피에스 주식회사 | Insulator change device for power cable |
| CN103594973A (en) * | 2013-12-02 | 2014-02-19 | 国家电网公司 | Fixture for replacing strain insulator string |
| JP2014183688A (en) * | 2013-03-21 | 2014-09-29 | Chugoku Electric Power Co Inc:The | Load cancellation device for insulator |
| CN203911336U (en) * | 2014-04-22 | 2014-10-29 | 国家电网公司 | Multifunctional closed clamp for changing insulators on power transmission line |
| CN204205417U (en) * | 2014-10-30 | 2015-03-11 | 中国南方电网有限责任公司超高压输电公司柳州局 | Change the general combined clamp appts of 500kV straight line V insulator string cross-arm side |
| 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 |
| CN105406401A (en) * | 2015-12-22 | 2016-03-16 | 国网福建省电力有限公司泉州供电公司 | Triangular yokeplate clamping apparatus, double-string strain insulator replacing device and double-string strain insulator replacing method |
| CN105576550A (en) * | 2014-10-11 | 2016-05-11 | 国家电网公司 | Method for live-line replacement of high voltage power transmission line monolithic strain insulator |
| CN105932599A (en) * | 2016-06-17 | 2016-09-07 | 国网湖南省电力公司带电作业中心 | Tool set capable of replacing insulator chain of ultra-high-voltage transmission line under electrified state and use method for tool set |
| CN206099164U (en) * | 2016-10-28 | 2017-04-12 | 国网浙江省电力公司金华供电公司 | Change combination tool of extra -high voltage with two dead end insulator of returning of tower with electricity |
-
2016
- 2016-10-28 CN CN201610962029.7A patent/CN106451214B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120021556A (en) * | 2010-08-09 | 2012-03-09 | 한전케이피에스 주식회사 | Insulator change device for power cable |
| CN201985466U (en) * | 2010-12-29 | 2011-09-21 | 中国南方电网有限责任公司超高压输电公司曲靖局 | Fixture for replacing tension insulator middle string in 800KV line |
| JP2014183688A (en) * | 2013-03-21 | 2014-09-29 | Chugoku Electric Power Co Inc:The | Load cancellation device for insulator |
| CN103594973A (en) * | 2013-12-02 | 2014-02-19 | 国家电网公司 | Fixture for replacing strain insulator string |
| CN203911336U (en) * | 2014-04-22 | 2014-10-29 | 国家电网公司 | Multifunctional closed clamp for changing insulators on power transmission line |
| CN105576550A (en) * | 2014-10-11 | 2016-05-11 | 国家电网公司 | Method for live-line replacement of high voltage power transmission line monolithic strain insulator |
| CN204205417U (en) * | 2014-10-30 | 2015-03-11 | 中国南方电网有限责任公司超高压输电公司柳州局 | Change the general combined clamp appts of 500kV straight line V insulator string cross-arm side |
| 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 |
| CN105406401A (en) * | 2015-12-22 | 2016-03-16 | 国网福建省电力有限公司泉州供电公司 | Triangular yokeplate clamping apparatus, double-string strain insulator replacing device and double-string strain insulator replacing method |
| CN105932599A (en) * | 2016-06-17 | 2016-09-07 | 国网湖南省电力公司带电作业中心 | Tool set capable of replacing insulator chain of ultra-high-voltage transmission line under electrified state and use method for tool set |
| CN206099164U (en) * | 2016-10-28 | 2017-04-12 | 国网浙江省电力公司金华供电公司 | Change combination tool of extra -high voltage with two dead end insulator of returning of tower with electricity |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425474A (en) * | 2017-08-22 | 2017-12-01 | 河南送变电工程公司 | For changing the device of strain insulator |
| CN107425474B (en) * | 2017-08-22 | 2023-05-26 | 河南送变电建设有限公司 | Device for replacing tension insulator |
| CN109217170A (en) * | 2018-08-01 | 2019-01-15 | 国网浙江省电力有限公司金华供电公司 | The replacement tool of ground electrode circuit insulator and fitting |
| CN110190558A (en) * | 2019-07-09 | 2019-08-30 | 云南电网有限责任公司带电作业分公司 | A kind of operational method for charged for replacement 550kN large-tonnage strain insulator side of wire monolithic insulator |
| CN114865524A (en) * | 2022-04-13 | 2022-08-05 | 云南电网有限责任公司曲靖供电局 | Wire side fixture for indirectly live replacement of 10kV line tension insulator and use method |
| CN114865524B (en) * | 2022-04-13 | 2024-02-20 | 云南电网有限责任公司曲靖供电局 | Indirect method electrified replacement 10kV line tension insulator wire side clamp and use method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106451214B (en) | 2018-01-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106451214B (en) | A kind of combination tool of charged for replacement extra-high voltage same tower double circuit strain insulator | |
| CA2823132C (en) | Maintenance tool used for direct current transmission line | |
| CN204947461U (en) | A kind of large span cross-arm jig assembly | |
| CN202454746U (en) | High-altitude wiring pliers with built-in wire | |
| CN206099164U (en) | Change combination tool of extra -high voltage with two dead end insulator of returning of tower with electricity | |
| CN103594968A (en) | Lifting device of multiple divided conductors of transmission tower | |
| CN105390987B (en) | Wire-abandoning rod-protecting device with multidirectional overload protection of distribution network lines | |
| CN102403674A (en) | Live-wire work insulating cross arm | |
| CN201438617U (en) | Electric lifting tool for linear insulator string on ZM tower | |
| CN108899805A (en) | A kind of Multifunctional clamp of transmission line of electricity replacement deep bid diameter glass insulator | |
| CN202308919U (en) | Tool for replacing insulator | |
| CN103746317B (en) | A kind of general utility tool changing straight-line angle tower insulator string | |
| CN105119203A (en) | Lifting tool for comprehensive live overhaul of distribution network | |
| CN209608215U (en) | A kind of Multifunctional clamp of transmission line of electricity replacement deep bid diameter glass insulator | |
| CN208806588U (en) | Overhead transmission line vertical safety backup protection device | |
| CN101694792A (en) | Duplex-joint V-shaped suspended insulator chain for ultrahigh voltage transmission line | |
| CN205882560U (en) | Special circulation cord rack device of distribution live working earth potential | |
| CN212010567U (en) | Three-hanging-point ground wire suspension insulator string | |
| CN104852324A (en) | Lead support device assisting in replacing porcelain cross arm | |
| CN105576550B (en) | A kind of charged for replacement UHV transmission line single chip tension insulator method | |
| CN212010568U (en) | Three-hanging-point ground wire strain insulator string for important cross spanning | |
| CN103606849A (en) | Multi-bundled live conductor lifting device for transmission tower and special fixture of multi-bundled live conductor lifting device | |
| CN201518397U (en) | Tool for replacing line suspension insulation string in 220 KV circuit with charged line | |
| CN202308978U (en) | Live working insulated cross arm | |
| CN208068132U (en) | A kind of overhead transmission line hotline maintenance universal wrench |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |