CN106786138A - High-voltage power transmission tower overhead ground wire rotates arm elevator apparatus - Google Patents
High-voltage power transmission tower overhead ground wire rotates arm elevator apparatus Download PDFInfo
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- CN106786138A CN106786138A CN201611122508.4A CN201611122508A CN106786138A CN 106786138 A CN106786138 A CN 106786138A CN 201611122508 A CN201611122508 A CN 201611122508A CN 106786138 A CN106786138 A CN 106786138A
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- arm
- turning arm
- ground wire
- rotating arm
- turning
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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Abstract
The invention discloses a kind of high-voltage power transmission tower overhead ground wire rotation arm elevator apparatus,Including fixed seat,First rotating arm,Second turning arm,Shackle,Second bearing pin and dismountable detent mechanism,Fixed seat is provided with the first bearing pin,Connection is rotated between first rotating arm bottom and the first bearing pin,First rotating arm upper end passes through the second hinge with the second turning arm bottom,Detent mechanism is located at first rotating arm and the second turning arm articulated position,Detent mechanism prevents first rotating arm from being relatively rotated in operation with the second turning arm,Shackle is located at the upper end of the second turning arm,The first rotating arm and the second turning arm and dismountable detent mechanism being hinged by setting,Detent mechanism prevents first rotating arm from being relatively rotated in operation with the second turning arm,After dismounting detent mechanism,Together with first rotating arm can be folded into the second turning arm,It is convenient with length adjustment,Fast,It is convenient to fold,The advantage of convenient transportation.
Description
Technical field
The present invention relates to electric power overhead lightning conducter technical field, more particularly to a kind of high-voltage power transmission tower overhead ground wire
Rotation arm elevator apparatus.
Background technology
Overhead ground wire is the important component of high voltage transmission line line structure, transmission line of electricity can be protected to exempt from lightning and attacked
Hit, reduce lightening hazard, improve the safety and reliability of transmission line of electricity transmission of electricity.Because overhead ground wire is placed on field, by certainly
So influence of meteorological erosion, environmental pollution and artificial destruction easily produces the breakoff phenomenon such as stranded, it is therefore desirable to keep away built on stilts
Thunder line periodically safeguard and overhaul.
Electric power safety working regulation regulation steel strand wires forbid hanging ladder or driving operation when being less than 50 square millimeters, work as steel strand wires
Upper people's operation that generation is stranded when waiting breakoff phenomenon is dangerous also higher.Traditional operating type is that many people make a concerted effort overhead ground wire
Lift to cross-arm head is pushed away, then overhead ground wire landing is overhauled, but because overhead ground wire is heavier, the movable stand on cross-arm
Empty lightning conducter is dangerous higher, easily causes personnel's injury, also easily damages overhead ground wire, and there is manpower consumption greatly, makees
The low problem of industry efficiency.
Prior art additionally provides a kind of rotating lifting gear, and it passes through main casing body, and to rotate realization around the shaft built on stilts lightning-arrest
The lifting of line, but because the length of main casing body is more long, it is all very inconvenient when carrying, transporting.
The content of the invention
The technical problem to be solved in the present invention is directed to above-mentioned the deficiencies in the prior art, there is provided a kind of length adjustment convenience,
Quick and easy folding, the high-voltage power transmission tower overhead ground wire rotation arm elevator apparatus of convenient transportation.
In order to solve the above technical problems, the technical solution used in the present invention is：A kind of high-voltage power transmission tower is built on stilts lightning-arrest
Line rotates arm elevator apparatus, including fixed seat, first rotating arm, the second turning arm, shackle, the second bearing pin and dismountable positioning
Mechanism, the fixed seat is provided with the first bearing pin, and connection, described the are rotated between the first rotating arm bottom and the first bearing pin
With the second turning arm bottom by the second hinge, the detent mechanism is located at described first for one turning arm upper end
At turning arm and the second turning arm articulated position, the detent mechanism prevents the first rotating arm with the described second rotation
Arm relatively rotates in operation, and the shackle is located at the upper end of second turning arm.
Preferably, the detent mechanism is location-plate, and the second turning arm lower end cross section is " u "-shaped groove, described
The upper end of first rotating arm is inserted in the U-lag, and two pocket side walls of the U-lag are provided with one or two positioning
Plate, the location-plate is fixed by screws in the U-shaped groove sidewall, after dismantling the location-plate, the first rotating arm with
Second turning arm is provided with resigning breach to be hinged state on second turning arm, second turning arm is around described the
After two bearing pins rotate to an angle, the first rotating arm is in closed state with second turning arm.
Preferably, the detent mechanism is alignment pin, and the second turning arm lower end cross section is " u "-shaped groove, described
The upper end of first rotating arm is inserted in the U-lag, and the alignment pin passes through the U-lag two side and first rotating arm,
The alignment pin prevents the first rotating arm from phase occurring in operation with second turning arm jointly with second bearing pin
To rotating, after dismantling the alignment pin, with second turning arm to be hinged state, described second rotates the first rotating arm
Resigning breach is provided with arm, after second turning arm rotates to an angle around second bearing pin, the first rotating arm with
Second turning arm is in closed state.
Preferably, the first rotating arm includes the screw rod and sleeve that mutually screw togather.
Preferably, the shackle be self-locking ring, the self-locking ring include canned paragraph and self-locking section, the self-locking section with it is described
Canned paragraph is hinged, and the self-locking section combines circular under spring force effect with the canned paragraph, makes the self-locking ring nature
Closure state is under state, the canned paragraph stops that the self-locking section departs from the circle of the two composition under spring force effect
Shape.
Further, the self-locking section is provided with bracing wire hole.
Preferably, second turning arm is provided with two draw rings.
Preferably, the second turning arm is provided with two changes of the inlay card on the second turning arm, described two changes and the
Two turning arms are hinged, and two changes are connected by screw to form whole annulus by two semi-rings, in two changes
It is respectively equipped with draw ring.
Further, the fixed seat is hook plate, and the hook plate is square, and one right-angle side end of the hook plate is hook
The hook-like configuration on card angle steel one side, another right-angle side of the hook plate is provided with through vertical screwed hole while with this,
The apical grafting bolt is screwed togather through the screwed hole with the hook plate.
It is using the beneficial effect produced by above-mentioned technical proposal：The present invention is by setting the be hinged first rotation
Arm and the second turning arm and dismountable detent mechanism, detent mechanism prevent first rotating arm and the second turning arm from being sent out in operation
Raw to relatively rotate, after dismounting detent mechanism, first rotating arm and the second turning arm are in the state that is hinged, first rotating arm and the second rotation
Pivoted arm can be folded into together, convenient, fast with length adjustment, convenient folding, the advantage of convenient transportation.
Brief description of the drawings
Fig. 1 is the structural representation of the first embodiment that the present invention is provided；
Fig. 2 is the structural representation of location-plate in Fig. 1；
Fig. 3 is the structural representation of hook plate in Fig. 1；
Fig. 4 is the structural representation of the second turning arm in Fig. 1；
Fig. 5 is that closed state schematic diagram after location-plate is dismantled in Fig. 1；
Fig. 6 is change, draw ring and self-locking ring part-structure schematic diagram in Fig. 1；
Fig. 7 is the structural representation of the second embodiment that the present invention is provided；
Fig. 8 is the structural representation of the second turning arm in Fig. 7；
Fig. 9 is the use state schematic diagram that the present invention shifts overhead ground wire on high-voltage power transmission tower.
In figure：1st, hook plate；10th, the first bearing pin；11st, apical grafting bolt；12nd, angle steel；2nd, first rotating arm；20th, screw rod；21、
Sleeve；3rd, the second turning arm；30th, location-plate；31st, alignment pin；4th, self-locking ring；40th, canned paragraph；41st, self-locking section；42nd, spring；
43rd, bracing wire hole；44th, bracing wire；5th, the second bearing pin；6th, draw ring；61st, rope；7th, change.
Specific embodiment
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Reference picture 1, Fig. 5 and Fig. 9, are a kind of one embodiment of overhead ground wire rotation arm elevator apparatus of the invention, one
Plant high-voltage power transmission tower overhead ground wire rotation arm elevator apparatus, including fixed seat, first rotating arm 2, the second turning arm 3, hook
Ring, the second bearing pin 5 and dismountable detent mechanism, fixed seat are provided with the first bearing pin 10, the bottom of first rotating arm 2 and first
Connection is rotated between bearing pin 10, the upper end of first rotating arm 2 is hinged with the bottom of the second turning arm 3 by the second bearing pin 5, localization machine
Structure is located at the articulated position of 2 and second turning arm of first rotating arm 3, and detent mechanism prevents the turning arm 3 of first rotating arm 2 and second
Relatively rotated in operation, shackle is located at the upper end of the second turning arm 3.When upkeep operation is carried out, fixed seat is pacified
Dress is fixed on the angle steel 12 of transmission tower or channel-section steel, and overhead ground wire is hooked in shackle, and detent mechanism prevents first
Turning arm 2 relatively rotates with the hinged place of the second turning arm 3 in operation, it is preferable that the axis and first of the first bearing pin 10
The length direction of turning arm 2 is vertical, the secondary rotation of rotation for then being formed using the first bearing pin 10 on first rotating arm 2 and fixed seat
Turn to realize the lifting of overhead ground wire, the anglec of rotation for adjusting the turning arm 3 of first rotating arm 2 and second is empty adjustable articulator
The height and position of lightning conducter, it is easy to operate, it is laborsaving.After operation completes dismounting detent mechanism, the turning arm of first rotating arm 2 and second
3 to be hinged state, and the second turning arm 3 just can rotate relative to first rotating arm 2, and the two is rotated against can greatly reduce device
Length, saves the space of transport, facilitates device to transport.It is, of course, also possible to open up resigning breach on the second turning arm 3, make
One turning arm 2 and the second turning arm 3 can be rotated to closed state, at utmost reduce length, the volume of device, or directly
Second bearing pin 5 is removed in the lump, device is changed into Split type structure, so as to facilitate the carrying and transport of device.It is appreciated that when the
The length of one turning arm 2 and the second turning arm 3 is close to 1：When 1, by rotation, fold, entire length can be made to be kept to about two points
One of, in order that device length becomes shorter, multiple points being hinged can also be set.It should be noted that during operation, the second rotation
It is to hang with rope 61 on pivoted arm 3, it is preferable that rope 61 is two, is arranged oppositely.
Reference picture 1, Fig. 2, Fig. 4 and Fig. 5, detent mechanism is location-plate 30, and the lower end cross section of the second turning arm 3 is " U "
Shape groove, the upper end of first rotating arm 2 is inserted in U-lag, and two pocket side walls of U-lag are provided with one or two location-plate
30, location-plate 30 is fixed by screws in U-shaped groove sidewall, after dismounting location-plate 30, the turning arm 3 of first rotating arm 2 and second
To be hinged state, resigning breach is provided with the second turning arm 3, after the second turning arm 3 rotates to an angle around the second bearing pin 5, the
One turning arm 2 and the second turning arm 3 are in closed state.Preferably, location-plate 30 is connected across on two side walls of U-lag, is passed through
Screw is fixed in two U-shaped groove sidewalls, and location-plate 30 is located at the second turning arm 3 relative to the direction that first rotating arm 2 is rotated
On, its cross-sectional profile matches with the profile of first rotating arm 2.Location-plate 30 positions reliability, and intensity is higher, is carrying out maintenance work
During industry, location-plate 30 prevents first rotating arm 2 from being relatively rotated with the second turning arm 3, after operation completes dismounting location-plate 30,
To be hinged state, the second turning arm 3 just can rotate the turning arm 3 of first rotating arm 2 and second relative to first rotating arm 2, the two
The length that can greatly reduce device is rotated against, the space of transport is saved, facilitates device to transport.It should be noted that " stepping down and lacking
Mouthful " it is in order that the turning arm 3 of first rotating arm 2 and second can rotate against the breach opened up to closed state, such as institute in Fig. 4
The breach opened up on the U-lag base plate for showing, it will be understood that in order that the second turning arm 3 and first rotating arm 2 can be rotated to complete
Full closed state, can also open up the breach corresponding with the first bearing pin 10 in U-shaped groove sidewall（Not shown in figure）.
Reference picture 7 and Fig. 8, detent mechanism are alignment pin 31, and the lower end cross section of the second turning arm 3 is " u "-shaped groove, first
The upper end of turning arm 2 is inserted in U-lag, and alignment pin 31 passes through U-lag two side and first rotating arm 2, alignment pin 31 and the
Two bearing pins 5 prevent first rotating arm 2 from being relatively rotated in operation with the second turning arm 3 jointly, after dismounting alignment pin 31, the
One turning arm 2 and the second turning arm 3 are provided with resigning breach to be hinged state on the second turning arm 3, the second turning arm 3 is around second
After bearing pin 5 rotates to an angle, the turning arm 3 of first rotating arm 2 and second is in closed state.The another kind of detent mechanism is specific real
Mode as alignment pin 31 is applied, the bearing pin 5 of alignment pin 31 and second together form the second turning arm 3 of limitation relative to the first rotation
The constraint of the rotation of arm 2, it be able to can also diagonally distribute, it is also possible to increase with the second bearing pin 5 in distribution or horizontal distribution vertically
Add an alignment pin 31, such as 2,3,4 intensity to strengthen detent mechanism.The convenient disassembly of alignment pin 31, during installation
Only alignment pin 31 need to be inserted first rotating arm 2 with corresponding pin-and-hole on the second turning arm 3, then pacified in the shaft end of alignment pin 31
Dress split pin, during dismounting contrary operation said process alignment pin 31 can be extracted, dismount it is very convenient, its function with calmly
Plate 30 is identical will not be repeated here for position.
Reference picture 1 and Fig. 7, first rotating arm 2 include the screw rod 20 and sleeve 21 that mutually screw togather.By by first rotating arm
2 are set to the screw rod 20 and sleeve 21 that mutually screw togather, and the length of first rotating arm 2 can be made to adjust within the specific limits, and then
Shackle can be adjusted the distance between to the first bearing pin 10, can so make that device is adapted to different height or different type is defeated
The upkeep operation of the overhead ground wire of electric pole tower, one-object-many-purposes improve the practicality of equipment, and maintenance has been saved to a certain extent
Cost.
Reference picture 1, Fig. 6 and Fig. 7, shackle are self-locking ring 4, and self-locking ring 4 includes canned paragraph 40 and self-locking section 41, self-locking section 41
It is hinged with canned paragraph 40, self-locking section 41 combines circular under the effect of the elastic force of spring 42 with canned paragraph 40, makes the natural shape of self-locking ring 4
Closure state is under state, canned paragraph 40 stops that self-locking section 41 departs from the circle of the two composition under the effect of the elastic force of spring 42.It is excellent
Selection of land, the profile of self-locking ring 4 and its cross section are circle, and can so reduce to a certain extent damage in upkeep operation built on stilts keeping away
The probability of thunder line, improves upkeep operation security and success rate.Can be by rotating first rotating arm 2 by setting self-locking ring 4
Directly overhead ground wire is hooked into shackle with the second turning arm 3, is maked somebody a mere figurehead without manually climbing to be hooked at the position of self-locking ring 4
Lightning conducter, it is convenient to hook, laborsaving, and after overhead ground wire is hooked into shackle, self-locking ring 4 can prevent overhead ground wire from taking off
Fall, it is ensured that upkeep operation reliability and security.Preferably, self-locking section 41 is located at the side of annulus, self-locking section 41 and canned paragraph
40 outmost turns arc length ratios are 1:3.Self-locking section 41 is located at the side of annulus, and built on stilts keeping away is being hooked by rotating the second turning arm 3
More facilitate during thunder line, self-locking section 41 is 1 with the outmost turns arc length ratio of canned paragraph 40:3, on the one hand can ensure canned paragraph 40
Intensity, the opening that on the other hand can also ensure self-locking section 41 can open facilitates the turnover of overhead ground wire.Preferably, self-locking
It is threadedly coupled between ring 4 and the second turning arm 3, so can easily changes the direction of self-locking section 41, can be while convenient hanger
Hang the overhead ground wire of high-voltage power transmission tower top both sides.
Reference picture 1, Fig. 6 and Fig. 7, self-locking section 41 are provided with bracing wire hole 43.Setting bracing wire hole 43 can be by tying up to bracing wire
Bracing wire 44 in hole 43 pulls self-locking section 41, opens self-locking ring 4, then can by rotating the turning arm 3 of first rotating arm 2 and second
Extracted from self-locking ring 4 with by overhead ground wire, without manually climbing to overhead ground wire from self-locking ring at the position of self-locking ring 4
Extraction in 4, can save manpower, improve the efficiency of operation.
Reference picture 1, Fig. 6 and Fig. 7, the second turning arm 3 are provided with two draw rings 6.Overhead ground wire is hooked into shackle
Overhauled, it is necessary to rotate the turning arm 3 of first rotating arm 2 and second and land overhead ground wire afterwards, set on the second turning arm 3 and drawn
Ring 6 can be conveniently lanyard rope 61.Preferably, two draw rings 6 are located at the top of the second turning arm 3, two draw rings 6 pairs to distribution,
Using rope 61 respectively from two layback draw rings 6, the second turning arm 3 can be smoothly pulled, it is safe.
Reference picture 1, Fig. 6 and Fig. 7, the second turning arm 3 are provided with two changes 7 of the inlay card on the second turning arm 3, two
Change 7 is hinged with the second turning arm 3, and two changes 7 are connected by screw to form whole annulus by two semi-rings, two changes
Draw ring 6 is respectively equipped with 7.Two changes 7 are two semi-rings and combine, and combine what can be connected by screw or weld
Mode realizes that two changes 7 are rotated around relative to the second turning arm 3 length-wise axis, and such draw ring 6 can be around the second rotation
Arm 3 is rotated, and when pulling the second turning arm 3 to rotate by draw ring 6 using rope 61, rope can be ensured by the rotation of change 7
The direction of pull of rope 61 is consistent with the direction of draw ring 6 all the time, it is to avoid pulling force when draw ring 6 is fixed occur, can perpendicular to the situation of draw ring 6
To improve the stressing conditions of draw ring 6, it is to avoid draw ring 6 is damaged, and then improve the security of device reliability and upkeep operation.
Reference picture 1 and Fig. 3, fixed seat are hook plate 1, and hook plate 1 is square, and 1 one right-angle side ends of hook plate are hook Ka Jiao
The hook-like configuration on the one side of steel 12, another right-angle side of hook plate 1 is provided with through the screwed hole and apical grafting vertical while with this
Bolt 11, apical grafting bolt 11 is screwed togather through screwed hole with hook plate 1.Hook plate 1 is stuck in one side of angle steel 12 by the hook-type hook of side
On, the apical grafting of apical grafting bolt 11 on another right-angle side of hook plate 1, can firmly by hook on the corresponding right-angle side of angle steel 12
Plate 1 is limited on transmission tower, is fixed conveniently, reliable.It is appreciated that the structure of this kind of hook plate 1 is also applied on channel-section steel simultaneously
Fixation, have a wide range of application.Certain fixed seat can also wrap up consolidating for transmission tower angle steel 12 using two larger angle steel 12
Determine mode.
Use process：
Hook plate 1 is installed on the angle steel 12 of transmission tower or channel-section steel, rope 61 and bracing wire 44 are tied up into draw ring 6 and bracing wire respectively
On hole 43, the length of first rotating arm 2 is adjusted by the screw rod 20 and sleeve 21 of first rotating arm 2, make the height of shackle and treat
Inspection overhead ground wire is highly consistent, then rotates the turning arm 3 of first rotating arm 2 and second, overhead ground wire is oppressed self-locking section
41 enter in shackle, and self-locking section 41 closes shackle under the effect of the elastic force of spring 42, prevents overhead ground wire from being come off from shackle,
Then pull draw ring 6 to rotate the turning arm 3 of first rotating arm 2 and second by rope 61 and overhead ground wire to be checked is landed into maintenance.
Contrary operation said process after the completion of maintenance, former installation site is rotated to by overhead ground wire, and overhead ground wire is reinstalled
After good, then the bracing wire 44 on bracing wire hole 43 is pulled, open self-locking section 41, the rotation turning arm 3 of first rotating arm 2 and second makes frame
Empty lightning conducter is deviate from from shackle.
After adopting the above technical scheme, by the turning arm 3 of first rotating arm 2 and second that is hinged of setting and detachably
Detent mechanism, detent mechanism prevents first rotating arm 2 from being relatively rotated in operation with the second turning arm 3, dismounting positioning
After mechanism, in state is hinged, first rotating arm 2 can be folded into the turning arm 3 of first rotating arm 2 and second with the second turning arm 3
Together, it is convenient, fast with length adjustment, convenient folding, the advantage of convenient transportation.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (9)
1. a kind of high-voltage power transmission tower overhead ground wire rotates arm elevator apparatus, it is characterised in that：Including fixed seat, the first rotation
Arm（2）, the second turning arm（3）, shackle, the second bearing pin（5）With dismountable detent mechanism, the fixed seat is provided with the first pin
Axle（10）, the first rotating arm（2）Bottom and first bearing pin（10）Between rotate connection, the first rotating arm（2）
Upper end and second turning arm（3）Bottom passes through the second bearing pin（5）It is hinged, the detent mechanism is located at the described first rotation
Pivoted arm（2）With second turning arm（3）At articulated position, the detent mechanism prevents the first rotating arm（2）With it is described
Second turning arm（3）Relatively rotated in operation, the shackle is located at second turning arm（3）Upper end.
2. high-voltage power transmission tower overhead ground wire according to claim 1 rotates arm elevator apparatus, it is characterised in that described
Detent mechanism is location-plate（30）, second turning arm（3）Lower end cross section is " u "-shaped groove, the first rotating arm（2）
Upper end be inserted in the U-lag, two pocket side walls of the U-lag are provided with one or two location-plate（30）, institute
State location-plate（30）It is fixed by screws in the U-shaped groove sidewall, dismantles the location-plate（30）Afterwards, the first rotating arm
（2）With second turning arm（3）To be hinged state, second turning arm（3）On be provided with resigning breach, second rotation
Arm（3）Around second bearing pin（5）After rotating to an angle, the first rotating arm（2）With second turning arm（3）In folded
Conjunction state.
3. high-voltage power transmission tower overhead ground wire according to claim 1 rotates arm elevator apparatus, it is characterised in that described
Detent mechanism is alignment pin（31）, second turning arm（3）Lower end cross section is " u "-shaped groove, the first rotating arm（2）
Upper end be inserted in the U-lag, the alignment pin（31）Through the U-lag two side and first rotating arm（2）, it is described
Alignment pin（31）With second bearing pin（5）The first rotating arm is prevented jointly（2）With second turning arm（3）In operation
When relatively rotate, dismantle the alignment pin（31）Afterwards, the first rotating arm（2）With second turning arm（3）It is hinge
Connect state, second turning arm（3）On be provided with resigning breach, second turning arm（3）Around second bearing pin（5）Rotation
After certain angle, the first rotating arm（2）With second turning arm（3）In closed state.
4. high-voltage power transmission tower overhead ground wire according to claim 1 rotates arm elevator apparatus, it is characterised in that described
First rotating arm（2）Including the screw rod for mutually screwing togather（20）And sleeve（21）.
5. high-voltage power transmission tower overhead ground wire according to claim 1 rotates arm elevator apparatus, it is characterised in that described
Shackle is self-locking ring（4）, the self-locking ring（4）Including canned paragraph（40）And self-locking section（41）, the self-locking section（41）With it is described
Canned paragraph（40）It is hinged, the self-locking section（41）In spring（42）With the canned paragraph under elastic force effect（40）Combination is circular,
Make the self-locking ring（4）Closure state, the canned paragraph are under nature（40）Stop the self-locking section（41）In spring
（42）The lower circle for departing from the two composition of elastic force effect.
6. high-voltage power transmission tower overhead ground wire according to claim 5 rotates arm elevator apparatus, it is characterised in that described
Self-locking section（41）It is provided with bracing wire hole（43）.
7. high-voltage power transmission tower overhead ground wire according to claim 1 rotates arm elevator apparatus, it is characterised in that described
Second turning arm（3）It is provided with two draw rings（6）.
8. high-voltage power transmission tower overhead ground wire according to claim 1 rotates arm elevator apparatus, it is characterised in that second
Turning arm（3）Inlay card is provided with the second turning arm（3）On two changes（7）, described two changes（7）With the second turning arm
（3）It is hinged, two changes（7）It is connected by screw to form whole annulus by two semi-rings, two changes（7）On
It is respectively equipped with draw ring（6）.
9. the high-voltage power transmission tower overhead ground wire according to any one of claim 1 to 8 rotates arm elevator apparatus, its feature
It is that the fixed seat is hook plate（1）, the hook plate（1）It is square, the hook plate（1）One right-angle side end is hook Ka Jiao
Steel（12）The hook-like configuration on one side, the hook plate（1）Another right-angle side be provided with through vertical screw thread while with this
Hole and apical grafting bolt（11）, the apical grafting bolt（11）Through the screwed hole and the hook plate（1）Screw togather.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611122508.4A CN106786138B (en) | 2016-12-08 | 2016-12-08 | High-voltage power transmission tower overhead ground wire rotates arm elevator apparatus |
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|---|---|---|---|
| CN201611122508.4A CN106786138B (en) | 2016-12-08 | 2016-12-08 | High-voltage power transmission tower overhead ground wire rotates arm elevator apparatus |
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| Publication Number | Publication Date |
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| CN106786138A true CN106786138A (en) | 2017-05-31 |
| CN106786138B CN106786138B (en) | 2018-02-13 |
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| CN107104388A (en) * | 2017-06-22 | 2017-08-29 | 国网江苏省电力公司淮安供电公司 | Applied to the quick anchor leg device of distribution uninterrupted operation |
| CN108565776A (en) * | 2018-05-15 | 2018-09-21 | 国家电网公司 | A kind of suspension clamp replacement tool |
| CN109453005A (en) * | 2019-01-07 | 2019-03-12 | 狄秀婷 | A kind of Multi-functional stretcher device for severe cardiology patient |
| CN115045558A (en) * | 2022-07-22 | 2022-09-13 | 国网河南省电力公司汝阳县供电公司 | Interim wire pole of easy construction installation |
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| CN203374623U (en) * | 2013-07-02 | 2014-01-01 | 国家电网公司 | Self-locking hook capable of being used conveniently |
| CN203387117U (en) * | 2013-08-15 | 2014-01-08 | 国家电网公司 | Ground wire lifting device |
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