CN105633854B - A kind of electric power overhead aluminum stranded conductor insulating ladder shoe - Google Patents
A kind of electric power overhead aluminum stranded conductor insulating ladder shoe Download PDFInfo
- Publication number
- CN105633854B CN105633854B CN201610042908.8A CN201610042908A CN105633854B CN 105633854 B CN105633854 B CN 105633854B CN 201610042908 A CN201610042908 A CN 201610042908A CN 105633854 B CN105633854 B CN 105633854B
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- China
- Prior art keywords
- hook
- activity
- power overhead
- electric power
- insulating ladder
- Prior art date
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 27
- 239000004020 conductor Substances 0.000 title claims abstract description 24
- 230000000694 effects Effects 0.000 claims abstract description 48
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 39
- 239000010959 steel Substances 0.000 claims abstract description 39
- 239000011810 insulating material Substances 0.000 claims abstract description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 3
- 230000007306 turnover Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Abstract
A kind of electric power overhead aluminum stranded conductor insulating ladder shoe, main two ladder bars being made up of insulating materials of described insulating ladder and some stiles are constituted, shoe is provided with the insulating ladder, the shoe is fixed in ladder bars by the carriage at the respective back side respectively including two, front offers the channel-section steel bar of notch, vallecular cavity is provided with anti-skidding fixed mechanism by a spring inside the channel-section steel, described anti-skidding fixed mechanism includes a fixation hook plate and an activity hook plate with activity hook with fixed hook positioned opposite up and down, wherein described fixation hook and activity hook is respectively semi-circular ring and one is formed after positioned opposite can be by the retainer ring in electric power overhead aluminum stranded conductor ring admittedly its;It has it is simple in construction, it is easy to use, invest small, can not only effectively prevent the insulating ladder that is erected on power overhead network from occurring to break away, glide, after turn over, moreover it is possible to prevent power overhead network when insulating ladder is used the features such as frictionally damage.
Description
Technical field
The present invention relates to a kind of electric power overhead aluminum stranded conductor insulating ladder shoe, belong to Electric Power Line Overhaul tool technique neck
Domain.
Technical background
In overhead transmission line maintenance process, insulating ladder is the indispensable ascending tool of maintainer, it is often necessary to by insulating ladder
Directly it is erected on overhead transmission line and uses, and the insulating ladder structure used at present is identical with common single ladder, in use not
Possess it is anti-break away, glide, after the function turned over, and need other people to aid in fixing in use, it is most important that ladder exists
Constantly rubbed during use with circuit generation, cause circuit deformation, damage, be more seriously easy generation strand breakage of circuit.
The content of the invention
The purpose of the present invention is exactly easy to use, the throwing to solve above-mentioned the deficiencies in the prior art there is provided one kind is simple in construction
Money is small, can not only effectively prevent the insulating ladder that is erected on power overhead network from occurring to break away, glide, after turn over, moreover it is possible to prevent electricity
The power overhead network insulating ladder shoe of power overhead transmission line frictionally damage when insulating ladder is used.
In order to solve the above technical problems, the technical solution adopted in the present invention is:A kind of electric power overhead aluminum stranded conductor insulating ladder
Shoe, described main two ladder bars being made up of insulating materials of insulating ladder and some stiles are constituted, the insulating ladder
On be provided with shoe, the shoe include two respectively by the carriage at the respective back side be fixed on it is in ladder bars,
Front offers the channel-section steel bar of notch, and vallecular cavity is provided with anti-skidding fixed mechanism by a spring inside the channel-section steel bar, described
Anti-skidding fixed mechanism includes a fixation hook plate and one with fixed hook positioned opposite up and down and carries activity hook
Activity hook plate, wherein described fixation hook and activity hook is respectively semi-circular ring and formation one can after positioned opposite
By the retainer ring in electric power overhead aluminum stranded conductor ring admittedly its.
As preferred:Described anti-skidding fixed mechanism is also placed in inside channel-section steel bar in vallecular cavity including one, determining on spring
The fixed hook plate is installed with the top of position channel-section steel, the locating slot steel, the bottom of locating slot steel is mounted with a top pressure bullet
The activity hook plate is equipped with above spring, the top pressure spring and makes the activity hook plate upward in the presence of top pressure spring
Top pressure in fixed hook plate, one manually control wirerope two ends respectively from both sides channel-section steel bar lower end after the spring, pass through
Locating slot steel bottom is connected with activity hook plate.
As preferred:The channel-section steel bar passes through a side opening and the carriage that can be installed in ladder bars, used respectively up and down
Adjusting screw rod is fastened in ladder bars;Evagination is connected to before the fixed hook plate and overhanging from the notch of locating slot steel front
Fixation hook, the fixation hook is made up of a downwardly open semicircular ring, and is also connected to before activity hook plate
Evagination and overhanging activity hook from the notch of locating slot steel front, the activity hook by two upward openings, centre leaves
The semicircular ring in space is constituted, and the upward stress of activity hook make it that fixing hook passes through a space in the presence of top pressure spring
Formation agrees with completely;Anti-slip rubber set is also equipped with respectively in described fixation hook and activity hook.
Power overhead network can be nested with by the present invention to be agreed with the space that fixed hook and activity hook are formed
Portion, when insulating ladder has sideslip tendency to occur, fixed hook oppresses downwards power overhead network, and activity hook oppresses electric power upwards
Overhead transmission line, in the presence of the two different directions dislocation power, makes power overhead network have the tendency of bending, this can increase electricity
Frictional force between power overhead transmission line and hook, three hook structure undersides cunning power is bigger, and the frictional force that hook is provided is bigger, its
Consistently greater than skid force is effectively overcome the generation of sideslip by frictional force;Insulation rubber sleeve saves the ability of insulation in hook,
And because the characteristic of rubber can effectively prevent the frictionally damage of hook hard rigid material and power overhead network, twisted to overhead aluminum
Line provides protection, additionally it is possible to increase frictional force.It is whole that the control method of dual spring list wirerope drop-down can allow user of service individually to complete
Individual insulating ladder takes shifting work, and personnel can just control without ascending stair in lower section, use it is simple and convenient, it is safer.
The present invention can effectively prevent the insulating ladder that is erected on power overhead network from breakking away, glide, after turn over;Especially can
Prevent frictionally damage of the aluminum stranded conductor when insulating ladder is used;It is easy to use, reliable with simple in construction, invest small, using effect
The features such as good.
Brief description of the drawings
Fig. 1 is the use structural representation of the present invention.
Fig. 2 is overall structure diagram of the present invention.
Fig. 3 is the structural representation of shoe of the present invention.
Fig. 4 is the decomposition texture schematic diagram of anti-skid fixed structure of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be described in detail:Shown in Fig. 1, a kind of electric power overhead aluminium of the present invention
Twisted wire insulating ladder shoe, described main two ladder bars 1 being made up of insulating materials of insulating ladder and some 2 groups of stiles
Into being provided with shoe 3 on the insulating ladder, insulating ladder is fixed on electric power overhead aluminum stranded conductor 5 by the shoe 3
On.
Fig. 2, shown in 3, shoe 3 of the present invention is fixed on by the carriage 31 at the respective back side respectively including two
In ladder bars 1, front offers the channel-section steel bar 32 of notch, is provided with the inside vallecular cavity of channel-section steel bar 32 by a spring 33 anti-skidding
Fixed mechanism 4, described anti-skidding fixed mechanism 4 includes a fixation hook plate with fixed hook 41 positioned opposite up and down
42 and one carry activity hook 43 activity hook plate 44, wherein described fixation hook 41 and activity hook is respectively semicircular ring
Body simultaneously can be by the retainer ring in electric power overhead aluminum stranded conductor ring 5 admittedly its in rear formation one positioned opposite.
Shown in figure, described anti-skidding fixed mechanism 4 is also placed in the inside vallecular cavity of channel-section steel bar 32, on spring 33 including one
Locating slot steel 45, the top of the locating slot steel 45 is installed with the fixed hook plate 42, the bottom peace of locating slot steel 45
A top pressure spring 46 is equipped with, the activity hook plate 44 is equipped with above the top pressure spring 46 and in the presence of top pressure spring 46
Make the upward top pressure of the activity hook plate 44 in fixed hook plate 42, one controls the two ends of wirerope 6 respectively from both sides channel-section steel manually
The lower end of bar 32 is connected after the spring 33, through the bottom of locating slot steel 45 with activity hook plate 44.
Channel-section steel bar 32 of the present invention up and down respectively by a side opening and the carriage 31 that can be installed in ladder bars 1,
It is fastened on adjusting screw rod in ladder bars 1;Evagination is connected to before the fixed hook plate 42 and from the front groove of locating slot steel 45
Overhanging fixation hook 41 in mouthful, the fixation hook 41 is made up of a downwardly open semicircular ring, and in activity hook plate 44
Before be also connected to evagination and overhanging activity hook 43 from the notch of locating slot steel front, the activity hook 43 from two to
Upper shed, the middle semicircular ring for leaving space is constituted, and the upward stress of activity hook 43 causes in the presence of top pressure spring 46
Fixed hook 41 passes through a space and formed agrees with completely;Also installed respectively in described fixation hook 41 and activity hook 43
There is anti-slip rubber to cover 47.
Described anti-skidding fixed mechanism 4 loads from the upper end open of channel-section steel bar 32, and in the upper surface screw of channel-section steel bar
34 have been fixed on cover plate 35.
In use, when electric power overhead aluminum stranded conductor 5 has need of work to use insulating ladder, first adjusting carriage 31 anti-skidding by two
Device 3 is separately fixed in ladder bars 1, is then taken insulating ladder and is put on electric power overhead aluminum stranded conductor 5, then shoe 3 is distinguished
Enter row distance regulation.
If adjusting the shoe 3 on the right, the control wirerope 6 manually of lower section tension to the left is needed, drives right side anti-skidding solid
The activity hook plate 44 determined in mechanism 4 is moved downward, and compresses top pressure spring 46 so that activity hook 43 and fixed 41 points of hook
From.If fixed hook 41 and the distance of electric power overhead aluminum stranded conductor 5 are enough, electric power overhead aluminum stranded conductor 5 is embedded into fixation and grab
Hook in 41, unclamp the control wirerope 6 release elastic force of top pressure spring 46 manually, making activity hook 43, electric power overhead aluminium is withstood in motion upwards
The lower section of twisted wire 5, and with fixed hook 41 agree with by the ring of electric power overhead aluminum stranded conductor 5 it is solid fixed hook 41 and activity hook 43 it
Between;If 4 electric power overhead aluminum stranded conductors 5 are still in the lower section of fixed hook 41, continue lower section to the left and tense control wirerope 6 manually,
Activity hook plate 44 continues compression top pressure spring 46 in the presence of the control pulling force of wirerope 6 manually and moved, until activity hook plate
44 bottoms for being pulled to the groove of locating slot steel 45 can not be moved, and now fix the distance between hook 41 and activity hook 43 maximum,
It is further continued for lower section to the left and tenses control wirerope 6 manually, then shoe 3 is overall presses in the presence of the control pulling force of wirerope 6 manually
Contracting spring 33 is moved, until moving electric power overhead aluminum stranded conductor 5 to can be embedded between fixed hook 41 and activity hook 43, unclamps manual
Wirerope 6 is controlled, spring 33 and top pressure spring 46 recover elastic force and drive the overall motion upwards of shoe 3 simultaneously so that activity is grabbed
43 lower sections for withstanding electric power overhead aluminum stranded conductor 5 are hooked, lifting insulating ladder and rearward pulling makes to fix hook 41 and the contract of activity hook 43
The ring of electric power overhead aluminum stranded conductor 5 is consolidated in conjunction.
The shoe 3 on the adjustment left side then needs to tense control wirerope 6 manually, remaining step and above-mentioned steps to the right
It is identical.
When electric power overhead aluminum stranded conductor end-of-job needs to remove insulating ladder, it is only necessary to pull wirerope 6 again so that fixed
Hook 41 is separated with activity hook 43, insulating ladder of moving.
Claims (3)
1. a kind of electric power overhead aluminum stranded conductor insulating ladder shoe, main two ladders being made up of insulating materials of described insulating ladder
Shoe is provided with bar and some stile compositions, the insulating ladder, it is characterised in that the shoe includes two
The channel-section steel bar that in ladder bars, front offers notch is fixed on by the carriage at the respective back side respectively, inside the channel-section steel bar
Vallecular cavity is provided with anti-skidding fixed mechanism by a spring, and described anti-skidding fixed mechanism includes positioned opposite one carrying up and down
The fixation hook plate of fixed hook and an activity hook plate with activity hook, wherein described fixation hook and activity hook
Respectively semi-circular ring and one is formed after positioned opposite can be by the solid retainer ring in it of electric power overhead aluminum stranded conductor ring.
2. electric power overhead aluminum stranded conductor insulating ladder shoe according to claim 1, it is characterised in that described is anti-skidding solid
Determine mechanism be also placed in including one inside channel-section steel bar in vallecular cavity, the locating slot steel on spring, peace is fixed at the top of the locating slot steel
Equipped with the fixed hook plate, the bottom of locating slot steel is mounted with a top pressure spring, the work is equipped with above the top pressure spring
Dynamic hook plate simultaneously makes the upward top pressure of activity hook plate control steel manually in fixed hook plate, one in the presence of top pressure spring
The two ends of cable are connected from both sides channel-section steel bar lower end after the spring, through locating slot steel bottom with activity hook plate respectively
Connect.
3. electric power overhead aluminum stranded conductor insulating ladder shoe according to claim 2, it is characterised in that the channel-section steel bar
It is fastened on respectively by a side opening and the carriage that can be installed in ladder bars, with adjusting screw rod in ladder bars up and down;The fixation
Be connected to evagination and overhanging fixation hook from the notch of locating slot steel front before hook plate, the fixation hook from one to
The semicircular ring of under shed is constituted, and evagination is also connected to before activity hook plate and overhanging from the notch of locating slot steel front
Activity hook, the activity hook is made up of two upward openings, the middle semicircular ring for leaving space, in the work of top pressure spring
To fix hook and pass through a space and formed with the lower upward stress of activity hook to agree with completely;Described fixation hook and work
Anti-slip rubber set is also equipped with respectively in dynamic hook.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610042908.8A CN105633854B (en) | 2016-01-22 | 2016-01-22 | A kind of electric power overhead aluminum stranded conductor insulating ladder shoe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610042908.8A CN105633854B (en) | 2016-01-22 | 2016-01-22 | A kind of electric power overhead aluminum stranded conductor insulating ladder shoe |
Publications (2)
Publication Number | Publication Date |
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CN105633854A CN105633854A (en) | 2016-06-01 |
CN105633854B true CN105633854B (en) | 2017-10-03 |
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Application Number | Title | Priority Date | Filing Date |
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CN201610042908.8A Active CN105633854B (en) | 2016-01-22 | 2016-01-22 | A kind of electric power overhead aluminum stranded conductor insulating ladder shoe |
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CN (1) | CN105633854B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113266266B (en) * | 2021-05-31 | 2023-01-31 | 青海送变电工程有限公司 | Transmission line overhauls uses cat ladder |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006112216A (en) * | 2004-09-17 | 2006-04-27 | Sapporo Sanki Kk | Ladder |
CN201802300U (en) * | 2010-09-30 | 2011-04-20 | 辽宁省电力有限公司营口供电公司 | Self-tight folded hanging ladder |
CN202266184U (en) * | 2011-09-21 | 2012-06-06 | 博爱县电业公司 | Electric power overhaul ladder |
CN103195355A (en) * | 2013-04-01 | 2013-07-10 | 国家电网公司 | Insulation ladder sealing door |
CN103422808A (en) * | 2013-07-24 | 2013-12-04 | 河南省电力公司信阳供电公司 | Electric transmission line maintenance crawling ladder |
CN203377550U (en) * | 2013-08-29 | 2014-01-01 | 国家电网公司 | Insulated single ladder with hold hoop device |
CN203701938U (en) * | 2014-01-16 | 2014-07-09 | 国家广播电影电视总局九五三台 | Special ladder for feeder maintenance |
CN104314459A (en) * | 2014-10-31 | 2015-01-28 | 国家电网公司 | Self-locking rope ladder |
CN205319608U (en) * | 2016-01-22 | 2016-06-15 | 国家电网公司 | Insulating terraced antiskid of built on stilts aluminum stranded conductor of electric power |
-
2016
- 2016-01-22 CN CN201610042908.8A patent/CN105633854B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006112216A (en) * | 2004-09-17 | 2006-04-27 | Sapporo Sanki Kk | Ladder |
CN201802300U (en) * | 2010-09-30 | 2011-04-20 | 辽宁省电力有限公司营口供电公司 | Self-tight folded hanging ladder |
CN202266184U (en) * | 2011-09-21 | 2012-06-06 | 博爱县电业公司 | Electric power overhaul ladder |
CN103195355A (en) * | 2013-04-01 | 2013-07-10 | 国家电网公司 | Insulation ladder sealing door |
CN103422808A (en) * | 2013-07-24 | 2013-12-04 | 河南省电力公司信阳供电公司 | Electric transmission line maintenance crawling ladder |
CN203377550U (en) * | 2013-08-29 | 2014-01-01 | 国家电网公司 | Insulated single ladder with hold hoop device |
CN203701938U (en) * | 2014-01-16 | 2014-07-09 | 国家广播电影电视总局九五三台 | Special ladder for feeder maintenance |
CN104314459A (en) * | 2014-10-31 | 2015-01-28 | 国家电网公司 | Self-locking rope ladder |
CN205319608U (en) * | 2016-01-22 | 2016-06-15 | 国家电网公司 | Insulating terraced antiskid of built on stilts aluminum stranded conductor of electric power |
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CN105633854A (en) | 2016-06-01 |
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