CN108847644A - Lever apparatus is protected in a kind of off-line that takes precautions against calamities of power Transmission - Google Patents
Lever apparatus is protected in a kind of off-line that takes precautions against calamities of power Transmission Download PDFInfo
- Publication number
- CN108847644A CN108847644A CN201810716638.3A CN201810716638A CN108847644A CN 108847644 A CN108847644 A CN 108847644A CN 201810716638 A CN201810716638 A CN 201810716638A CN 108847644 A CN108847644 A CN 108847644A
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- Prior art keywords
- line
- spring
- lower case
- block
- power transmission
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Classifications
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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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
-
- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/20—Spatial arrangements or dispositions of lines or cables on poles, posts or towers
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention belongs to power Transmission equipment technical field, specifically discloses a kind of off-line that takes precautions against calamities of power Transmission and protect lever apparatus.The present apparatus includes upper capping, lower case and wire-off device, the lower case is fixedly connected with upper capping, the lower case includes setting to adjust grooved rail, spring spool, and lower case lower end bottom surface is equipped with threaded hole, and the wire-off device includes regulating device, spring arrangement and holds line apparatus；The regulating device is made of adjusting bolt and block, and block is passed through by fastener to be adjusted grooved rail and be fixed in lower case, is adjusted bolt and is passed through threaded hole and the closely bottom end of block, when unscrewing fastener, block is slided up and down along the adjusting grooved rail；The spring arrangement is made of spring lock block and spring, and spring is mounted in spring spool, and spring lock block includes the second pin shaft and spring pull rod；Holding line apparatus includes holding line platform and high voltage transmission line, holds line platform and the second pin shaft is rotatablely connected.The present invention has the advantages that off-line protection effect is good, structure is reliable.
Description
Technical field
The present invention relates to power Transmission equipment technical field, bar dress is protected more particularly, to a kind of off-line that takes precautions against calamities of power Transmission
It sets.
Background technique
With the high speed development of national economy and the continuous improvement of living standards of the people, power demands are also continuously increased, defeated
Distribution overhead line is also rapidly increasing, thus to the reliability requirement Ye Di Lai Di high of power supply.The change of present atmospheric environment
Change impermanence, ice damage, Heavy Rain of Typhoon are customary, also bring in this way to the safe power supply of power transmission and distribution overhead transmission line greatly hidden
Suffer from, wreaks havoc that the wind-force that causes aerial electric line to be born is excessive or billboard blows off conducting wire road because of Heavy Rain of Typhoon, or
Trees along route periphery, which fracture, to be pressed on conducting wire and winter ice damage leads to electric line icing seriously equal factors, is caused
Wire tension is significantly increased so that being more than the limit breaking force of aerial transmission and distribution line line pole tower, and cause guide rod major accident.
The harm of pole collapse accident is mainly reflected in：Serious harm is caused to the life safety and property of surrounding, while
The difficulty to restore electricity to the repairing of power supply department is significantly increased, and the time that repairing restores electricity is also increased, to national economy
Serious loss is caused, spring in this year is shortly past with the arrival of summer, tropical storm and typhoon in succession and extremely, are comed one after another
To be exactly typhoon seriously endanger power transmission and distribution overhead transmission line bring, the especially coastal area in China, the platform of the 5-6 month in this year
Wind just directly results in Zhanjiang, and a lot of pole collapse accidents occur for a plurality of power transmission and distribution overhead transmission line of Maoming area, to the local people
Life security and property cause great damage, also bring great difficulty to the repairing of power supply department, to the life of the people
Work brings inconvenience, and therefore, loss is preferably minimized, to society by pole collapse accident caused by how effectively preventing because of above-mentioned event
The coverage of meeting is reduced to minimum, will also drop to most short, these problems urgent need solution the time that repair power supply.
Summary of the invention
It is an object of the invention to：In view of the deficiencies of the prior art, a kind of off-line that takes precautions against calamities of power Transmission is provided and protects bar dress
It sets, has the advantages that off-line protection effect is good, structure is reliable.
In order to solve the above technical problems, the technical solution adopted by the present invention is that：
Lever apparatus is protected in a kind of off-line that takes precautions against calamities of power Transmission, including upper capping, bottom end are equipped with threaded hole（205）Lower case, de-
Line apparatus and wiring lid, the top of the lower case are fixedly connected with upper capping lower surface, and the lower case includes being located at lower casing
The spring spool that on body sidewall adjusting grooved rail, is located inside lower case lower end, the wiring lid are adjusted under grooved rail with having
Housing sidewall be oppositely arranged and formed opening be located at it is irregular inverted U-shaped immediately below wiring lid；
The wire-off device includes regulating device, spring arrangement and holds line apparatus, and spring arrangement is arranged in the line apparatus that holds
Top is simultaneously connect with spring arrangement, described to hold line apparatus and spring arrangement is mounted on inside lower case and regulating device is arranged in
Side；The regulating device is made of adjusting bolt and block, and the block is passed through by fastener to be adjusted grooved rail and be fixed on
In lower case, the adjusting bolt passes through the threaded hole and the closely bottom end of the block, when unscrewing fastener, the block
It is slided up and down along the adjusting grooved rail；The spring arrangement is made of spring lock block and spring, and the spring is mounted on described
In spring spool, the spring lock block includes the second pin shaft and spring pull rod, and the spring pull rod is mounted in spring and passes through
Spring spool bottom；The line apparatus that holds includes holding line platform and high voltage transmission line, described to hold line platform and second pin shaft rotation
Connection, it is described hold line platform and be equipped with hold line groove, the high voltage transmission line be mounted on it is described hold in line groove, it is described to hold outside line platform
Week is equipped with plectrum structure, and the spring pull rod of the spring arrangement is compressed downwards by spring when certain pulling force, holds line platform with spring
Device moves down, and will touch plectrum structure when being displaced downwardly to block to a certain degree, hold line platform and start to rotate, when reaching preset external force
When limiting value, what the plectrum structure made to hold line platform just holds the inverted U-shaped opening of line groove face, and then keeps high voltage transmission line de-
From.
As the preferred technical solution of the present invention, the spring lock block is additionally provided with tarpaulin, and the tarpaulin is located at second
Between pin shaft and spring pull rod, spring is wrapped in interior and forms enclosed construction with spring spool by the tarpaulin.Spring is risen
To the anti-effect got rusty of water proof and dust proof, prolong the service life.
As the preferred technical solution of the present invention, spring pull rod bottom end is equipped with a pull ring.Convenient for external tensiometer.
As the preferred technical solution of the present invention, the top end face of the lower case is identical as upper capping lower end surface and contact surface
Matching connection.
As the preferred technical solution of the present invention, the top of the upper capping is equipped with a hangers.Convenient for whole device installation
On the insulator of electric pole.
As the preferred technical solution of the present invention, the block is solid geometry structure, and the plectrum structure is to be located to hold
A raised line at line platform circumference.
As the preferred technical solution of the present invention, the block be rack structure, the plectrum for holding line platform be with it is described
Block meshed gears structure.Rack and pinion engagement holds the overturning of line platform and promotes high voltage transmission line abjection movement more accurate.
As the preferred technical solution of the present invention, the wiring lid and lower case are integrally formed.
As the preferred technical solution of the present invention, the lower case top is provided with the first mounting hole and the first fixation hole,
The wiring is covered with the second mounting hole and the second fixation hole, the second mounting hole of the wiring lid and the first of the lower case
Mounting hole is connected by the first pin shaft, and the wiring lid is rotated relative to lower case, and the first fixation hole of the lower case is directed at institute
It states the second fixation hole of wiring lid and is connected by fixed column.
The above-mentioned irregular inverted U-shaped total length for indicating wiring lid is less than the length of lower casing body sidewall and the lower part with lower case
An opening is formed, this opening is deviate from convenient for high voltage transmission line.
As the preferred technical solution of the present invention, second pin shaft two sides are additionally provided with support frame.Improve entire elasticity gear
The stability and reliability of block.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
Apparatus of the present invention are cooperated using line platform carrying electric wire, plectrum structure and block is held, and plectrum structure makes with the overturning of line platform is held
It obtains electric wire fixed point to fall off, guarantees that electric wire will not fall off delay in advance and falls off, stable structure is reliable；It unclamps tight on block
Firmware adjusts block with the movement of grooved rail upper and lower position is adjusted, so as to adjust the limiting force size of off-line by adjusting bolt；It is logical
It crosses tarpaulin and spring spool cooperatively forms enclosed construction, guarantee that spring does not make moist non-corrosive, can play that water proof and dust proof is anti-to get rusty
Effect, device can restPose after off-line, using wiring lid overturn structure or spring pull rod cooperation external pull dress
It sets, conveniently reloads electric wire and resetted, bar is protected in the timely off-line of apparatus of the present invention, and electric wire is fundamentally prevented to send out in disaster
The accident that electric pole is pulled apart when raw occurs, have the advantages that assembly technology simply, high reliablity, long service life.
Detailed description of the invention
Fig. 1 is first structure diagram of the apparatus of the present invention in embodiment 1；
Fig. 2 is second structural schematic diagram of the apparatus of the present invention in embodiment 1；
Fig. 3 is the schematic cross-sectional view of Fig. 1；
Fig. 4 is the operation principle schematic diagram of apparatus of the present invention；
Fig. 5 be in apparatus of the present invention lower case in the structural schematic diagram of embodiment 1；
Fig. 6 is the structural schematic diagram that wiring covers in embodiment 1 in apparatus of the present invention；
Fig. 7 be in apparatus of the present invention spring lock block in the structural schematic diagram of embodiment 1；
Fig. 8 is structural schematic diagram of the apparatus of the present invention in embodiment 2；
Fig. 9 be in apparatus of the present invention lower case in the structural schematic diagram of embodiment 2；
Figure 10 is that line platform is held in apparatus of the present invention in the structural schematic diagram of embodiment 3；
It is marked in figure：Capping, 101- hangers, 2- lower case, 201- adjust grooved rail, 202- spring spool, 203- first and pacify on 1-
Fill hole, the first fixation hole of 204-, 205- threaded hole, the first pin shaft of 3-, 4- wiring lid, the second fixation hole of 401-, the peace of 402- second
Fill hole, 5- fixed column, 6- spring lock block, 601- tarpaulin, 602- support frame, the second pin shaft of 603-, 604- spring pull rod, 7- drawing
Ring, 8- adjust bolt, 9- spring, 10- block, 11- and hold line platform, 111- raised line, 112- and hold line groove, 113- gear structure, 12-
High voltage transmission line.
Specific embodiment
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing, wherein identical in all attached drawings
Label represent same or similar component, the attached drawing in specification is reduced form, only for understanding specific structure of the invention.
Embodiment 1
As shown in Figures 1 to 7, lever apparatus, including upper capping 1 including upper capping 1, bottom are protected in a kind of power Transmission off-line that takes precautions against calamities
End is equipped with lower case 2, wire-off device and the wiring lid 4 of threaded hole 205, and the top of the lower case 2 and 1 lower surface of upper capping are solid
Fixed connection, the lower case 2 include be located on 2 side wall of lower case adjusting grooved rail 201, the bullet that is located inside 2 lower end of lower case
Spring sleeve 202, the wiring lid 4, which is oppositely arranged with 2 side wall of lower case with adjusting grooved rail and forms opening, is located at wiring lid 4
Underface it is irregular inverted U-shaped；
The wire-off device includes regulating device, spring arrangement and holds line apparatus, and spring arrangement is arranged in the line apparatus that holds
Top is simultaneously connect with spring arrangement, described to hold line apparatus and spring arrangement is mounted on inside lower case and regulating device is arranged in
Side；The regulating device is made of adjusting bolt 8 and block 10, and the block 10 is passed through by fastener and adjusts grooved rail 201
And be fixed in lower case 2, the adjusting bolt 8 passes through the threaded hole 205 and the closely bottom end of the block 10, when unscrewing
Fastener, the block 10 are slided up and down along the adjusting grooved rail 201；The spring arrangement is by spring lock block 6 and 9 groups of spring
At the spring is mounted in the spring spool 202, and the spring lock block 6 includes the second pin that two sides are equipped with support frame 602
Axis 603, tarpaulin 601 and spring pull rod 604 are sequentially connected, and spring is wrapped in interior and and spring spool by the tarpaulin 601
202 form enclosed construction, and the spring pull rod 604 is mounted in spring 9 and passes through 202 bottom of spring spool；It is described hold it is traditional thread binding
It sets including holding line platform 11 and high voltage transmission line 12, the line platform 11 that holds is rotatablely connected with second pin shaft 603, described to hold line platform
11 are equipped with and hold line groove 112, the high voltage transmission line 12 be mounted on it is described hold in line groove 112, it is described to hold 11 periphery of line platform
Equipped with plectrum structure, the spring pull rod 604 of the spring arrangement is compressed downwards by spring 9 when certain pulling force, hold line platform 11 with
Spring arrangement moves down, and will touch plectrum structure when being displaced downwardly to block 10 to a certain degree, hold line platform 11 and start to rotate, pre- when reaching
If external force limiting value when, what the plectrum structure made to hold line platform 11 just holds the inverted U-shaped opening of 112 face of line groove, in turn
It is detached from high voltage transmission line 12.
The block 10 is solid geometry mechanism, and the plectrum structure is to be located to hold a raised line 111 at 11 circumference of line platform；Institute
It states wiring lid 4 and there is 2 side wall of lower case for adjusting grooved rail 201 to be oppositely arranged and form irregular inverted U-shaped, the lower case 2
Top is provided with the first mounting hole 203 and the first fixation hole 204, and it is fixed that the wiring lid 4 is equipped with the second mounting hole 402 and second
Second mounting hole 402 in hole 401, the wiring lid 4 is connect with the first mounting hole 203 of the lower case by the first pin shaft 3,
The wiring lid 4 is rotated relative to lower case 2, and it is second solid to be directed at the wiring lid 4 for the first fixation hole 204 of the lower case 2
Determine hole 401 and is connected by fixed column 5.
The preferred embodiment of the present embodiment 1,604 bottom end of spring pull rod are equipped with a pull ring 7.Set limiting force suffered by electric wire
When, the external tensiometer of pull ring.
The preferred embodiment of the present embodiment 1, the top end face of the lower case 2 is identical as 1 lower end surface of upper capping and contact surface
With connection.
The top of the preferred embodiment of the present embodiment 1, the upper capping 1 is equipped with a hangers 101.
The working principle of the present embodiment：Gear is adjusted by unclamping the fastener adjusted on grooved rail and rotating adjusting bolt 8
The position of block 10, so that whole device meets the setting that high voltage transmission line 12 is deviate from when reaching the limit of power, external tensiometer binding
Pull ring 7 gradually pulls 604 compressed spring 9 of spring pull rod, and after holding line platform 11 and moving down into certain position, plectrum structure is for observation
Raised line 111 touches block 10 and holds line platform 11 under the action of block 10 and gradually overturn, when overturning to high voltage transmission line 12 can be with
When the position of abjection, the actual pull value that tensiometer is shown is exactly that the limiting force that lever apparatus is able to bear is protected in the off-line of this time adjustment
Numerical value can repeatedly adjust the position of block 10 for the spring of same specification, measure height corresponding to 10 different location of block
The limiting force for pressing power transmission line 12 to deviate from；
When wiring, first hangers 101 is mounted on the insulator of electric pole, screws out fixed column 5, wiring lid 4 can be with respect to lower case 2
The loading of high voltage transmission line 12 is held on line platform 11, is closed wiring lid 4 by rotation, screws in two fixed columns 5 arrive lower case 2 first
In fixation hole 204.
As shown in figure 4, when electric wire 12 is by biggish power, high voltage transmission line 12 gradually compressing can hold line platform 11 and move down,
After holding line platform 11 and moving down into certain position, plectrum structure, that is, raised line 111 encounters block 10, under the action of block 10, holds line
Platform 11 is gradually overturn, and when being turned to the position that high voltage transmission line 12 can be deviate from, illustrates to reach the limiting force position set
It sets, electric wire 12 is deviate from this time, and electric pole is protected not to be pulled off.
Embodiment 2
As shown in Figure 8, Figure 9, lever apparatus, including upper capping 1, lower case 2, wiring lid 4 are protected in a kind of power Transmission off-line that takes precautions against calamities
And wire-off device, the wiring lid 4 are oppositely arranged with 2 side wall of lower case with adjusting grooved rail 201 and integrally at irregular U
Shape.Other conditions are same as Example 1, and working principle is same as Example 1.
Wiring mode is different from embodiment 1, and first hangers 101 is installed on the insulator of electric pole, passes through external pulling force
Meter connection pull ring 7, gradually pulls 604 compressed spring 9 of spring pull rod, plectrum structure, that is, raised line 111 encounters block 10, in block 10
Under the action of, it holds line platform 11 and gradually overturns, when being turned to the position that electric wire 12 can be deviate from, line platform 11 is held into the loading of electric wire 12
On, then gradually trip spring pull rod 604, reset spring 9.
Embodiment 3
As shown in Figure 10, the block 10 is rack structure, and the plectrum structure for holding line platform 11 is to engage with the block 10
Gear structure 113.Other conditions are identical as embodiment 1 or embodiment 2.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of power Transmission takes precautions against calamities, lever apparatus is protected in off-line, it is characterised in that：Including upper capping（1）, bottom end be equipped with threaded hole
（205）Lower case（2）, wire-off device and wiring lid（4）, the lower case（2）Top and upper capping（1）Lower surface is fixed
Connection, the lower case（2）Including being located at lower case（2）Adjusting grooved rail on side wall（201）, be located at lower case（2）In lower end
The spring spool in portion（202）, the wiring lid（4）With the lower case with adjusting grooved rail（2）Side wall is oppositely arranged and is formed out
Mouth is located at wiring lid（4）Underface it is irregular inverted U-shaped；
The wire-off device includes regulating device, spring arrangement and holds line apparatus, and spring arrangement is arranged in the line apparatus that holds
Top is simultaneously connect with spring arrangement, described to hold line apparatus and spring arrangement is mounted on inside lower case and regulating device is arranged in
Side；The regulating device is by adjusting bolt (8) and block（10）Composition, the block（10）Regulating tank is passed through by fastener
Rail（201）And it is fixed on lower case（2）It is interior, the adjusting bolt（8）Across the threaded hole（205）And the closely block
（10）Bottom end, when unscrewing fastener, the block（10）Along the adjusting grooved rail（201）It slides up and down；The spring dress
It sets by spring lock block（6）And spring（9）Composition, the spring are mounted on the spring spool（202）It is interior, the spring lock block
（6）Including the second pin shaft（603）With spring pull rod（604）, the spring pull rod（604）It is mounted on spring（9）It is interior and pass through bullet
Spring sleeve（202）Bottom；The line apparatus that holds includes holding line platform（11）And high voltage transmission line（12）, described to hold line platform（11）With institute
State the second pin shaft（603）Rotation connection, it is described to hold line platform（11）It is equipped with and holds line groove（112）, the high voltage transmission line（12）
Line groove is held described in being mounted on（112）It is interior, it is described to hold line platform（11）Periphery is equipped with plectrum structure, and the spring of the spring arrangement is drawn
Bar（604）By spring when certain pulling force（9）Compression downwards, holds line platform（11）As spring arrangement moves down, when being displaced downwardly to certain journey
Spend block（10）Plectrum structure will be touched, line platform is held（11）Start to rotate, when reaching preset external force limiting value, described group
Chip architecture makes to hold line platform just（11）Hold line groove（112）The inverted U-shaped opening of face, and then make high voltage transmission line（12）It is de-
From.
2. a kind of power Transmission according to claim 1 takes precautions against calamities, lever apparatus is protected in off-line, which is characterized in that the spring pressure
Block（6）It is additionally provided with tarpaulin（601）, the tarpaulin（601）It is located at the second pin shaft（603）With spring pull rod（604）Between, institute
State tarpaulin（601）Spring is wrapped in interior and and spring spool（202）Form enclosed construction.
3. a kind of power Transmission according to claim 2 takes precautions against calamities, lever apparatus is protected in off-line, which is characterized in that the spring is drawn
Bar（604）Bottom end is equipped with a pull ring（7）.
4. a kind of power Transmission according to claim 1 takes precautions against calamities, lever apparatus is protected in off-line, which is characterized in that the lower case
（2）Top end face and upper capping（1）Lower end surface is identical and contact surface matching connects.
5. a kind of power Transmission according to claim 4 takes precautions against calamities, lever apparatus is protected in off-line, which is characterized in that the upper capping
（1）Top be equipped with a hangers（101）.
6. a kind of power Transmission according to claim 1 takes precautions against calamities, lever apparatus is protected in off-line, which is characterized in that the block
（10）For solid geometry mechanism, the plectrum structure is to be located to hold line platform（11）A raised line at circumference（111）.
7. a kind of power Transmission according to claim 1 takes precautions against calamities, lever apparatus is protected in off-line, which is characterized in that the block
（10）It is described to hold line platform for rack structure（11）Plectrum structure be and the block（10）Meshed gears structure（113）.
8. any power Transmission according to claim 1 takes precautions against calamities, lever apparatus is protected in off-line, which is characterized in that the wiring
Lid（4）With lower case（2）It is integrally formed.
9. any power Transmission according to claim 1 takes precautions against calamities, lever apparatus is protected in off-line, which is characterized in that the lower casing
Body top is provided with the first mounting hole（203）With the first fixation hole（204）, the wiring lid（4）Equipped with the second mounting hole（402）
With the second fixation hole（401）, the wiring lid（4）The second mounting hole（402）With the first mounting hole of the lower case（203）
Pass through the first pin shaft（3）Connection, the wiring lid（4）Opposite lower case（2）Rotation, the lower case（2）The first fixation hole
（204）It is directed at the wiring lid（4）The second fixation hole（401）And pass through fixed column（5）Connection.
10. any power Transmission according to claim 1 takes precautions against calamities, lever apparatus is protected in off-line, which is characterized in that described the
Two pin shafts（603）Two sides are additionally provided with support frame（602）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810716638.3A CN108847644B (en) | 2018-07-03 | 2018-07-03 | Electric power transmission prevents calamity and takes off line guarantor's pole device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810716638.3A CN108847644B (en) | 2018-07-03 | 2018-07-03 | Electric power transmission prevents calamity and takes off line guarantor's pole device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108847644A true CN108847644A (en) | 2018-11-20 |
| CN108847644B CN108847644B (en) | 2020-02-04 |
Family
ID=64201869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810716638.3A Active CN108847644B (en) | 2018-07-03 | 2018-07-03 | Electric power transmission prevents calamity and takes off line guarantor's pole device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108847644B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111030014A (en) * | 2019-12-26 | 2020-04-17 | 广东电网有限责任公司电力科学研究院 | Tower power line unhooking device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003102124A (en) * | 2001-09-25 | 2003-04-04 | Nasu Denki Tekko Co Ltd | Apparatus for holding overhead cable |
| CN203787913U (en) * | 2014-02-27 | 2014-08-20 | 广东电网公司电力科学研究院 | Typhoon-proof pole-protecting wire-protecting and pole-protecting wire-abandoning energy-absorbing disengaging integrated device of distribution line |
| CN105390987A (en) * | 2015-12-01 | 2016-03-09 | 广东电网有限责任公司电力科学研究院 | Wire-abandoning rod-protecting device with multidirectional overload protection of distribution network lines |
| CN106058768A (en) * | 2016-06-02 | 2016-10-26 | 广东电网有限责任公司电力科学研究院 | Lead top-placed type distribution network line wire-abandoning rod-maintaining apparatus |
| CN205811486U (en) * | 2016-07-15 | 2016-12-14 | 广东电网有限责任公司电力科学研究院 | The wire-clamping device of bar protected by a kind of line of abandoning |
-
2018
- 2018-07-03 CN CN201810716638.3A patent/CN108847644B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003102124A (en) * | 2001-09-25 | 2003-04-04 | Nasu Denki Tekko Co Ltd | Apparatus for holding overhead cable |
| CN203787913U (en) * | 2014-02-27 | 2014-08-20 | 广东电网公司电力科学研究院 | Typhoon-proof pole-protecting wire-protecting and pole-protecting wire-abandoning energy-absorbing disengaging integrated device of distribution line |
| CN105390987A (en) * | 2015-12-01 | 2016-03-09 | 广东电网有限责任公司电力科学研究院 | Wire-abandoning rod-protecting device with multidirectional overload protection of distribution network lines |
| CN106058768A (en) * | 2016-06-02 | 2016-10-26 | 广东电网有限责任公司电力科学研究院 | Lead top-placed type distribution network line wire-abandoning rod-maintaining apparatus |
| CN205811486U (en) * | 2016-07-15 | 2016-12-14 | 广东电网有限责任公司电力科学研究院 | The wire-clamping device of bar protected by a kind of line of abandoning |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111030014A (en) * | 2019-12-26 | 2020-04-17 | 广东电网有限责任公司电力科学研究院 | Tower power line unhooking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108847644B (en) | 2020-02-04 |
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