CN105350904B - Single-and-dual-wire soft ladder for transmission maintenance - Google Patents
Single-and-dual-wire soft ladder for transmission maintenance Download PDFInfo
- Publication number
- CN105350904B CN105350904B CN201510886835.6A CN201510886835A CN105350904B CN 105350904 B CN105350904 B CN 105350904B CN 201510886835 A CN201510886835 A CN 201510886835A CN 105350904 B CN105350904 B CN 105350904B
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- Prior art keywords
- pulley
- connecting rod
- bracket
- column
- transmission
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 16
- 238000012423 maintenance Methods 0.000 title abstract description 8
- 230000005611 electricity Effects 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 9
- 239000000725 suspension Substances 0.000 abstract 3
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 210000001217 buttock Anatomy 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/48—Ladder heads; Supports for heads of ladders for resting against objects
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/52—Ladders in general with non-rigid longitudinal members
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
A single-and-dual-wire soft ladder for transmission maintenance is characterized by comprising two upright posts, wherein a suspension bracket is rotationally connected to the top of each upright post; the rotating center lines of the suspension brackets are superposed with the center lines of the upright posts; each suspension bracket comprises a connecting rod and a gate-shaped pulley support; the bottom of one side of each pulley support is integrally connected with the corresponding connecting rod; the bottom of each connecting rod is in rotational connection with the top of the corresponding upright post; a pulley is transversely mounted in the middle of each pulley support; a lower opening is formed in the lower side of each pulley support; a fixed block is arranged at the upper part of each upright post; an arc-shaped rod is connected between the fixed blocks of the two upright posts; the arc-shaped rods are arc-shaped; the opening direction of the arc-shaped rod faces upwards, and the plane where the arc-shaped rod is located is parallel to the center lines of the upright posts; a connecting rod is connected to each of the two upright posts. According to the single-and-dual-wire soft ladder for transmission maintenance, the aloftwork labor intensity of operating personnel is reduced, and the operation safety factor and the operation working efficiency are improved.
Description
Technical field
The present invention relates to a kind of transmission of electricity repair apparatus.
Background technology
In electric transmission line hot-line or interruption maintenance work, Jing often will be using rope ladder head be arrived, and rope ladder is connected to rope ladder head
Downside, the rope ladder head for using on single line at present only, when single line is used, super-interval rod is extremely difficult, and operating personnel's work is by force
Spend big effort to take again, and there is unsafe factor, in order to mitigate operating personnel's labor intensity and eliminate unsafe factor, more
Different operating demand is adapted to well, needs to be improved rope ladder head.
The content of the invention
It is an object of the invention to provide a kind of transmission of electricity maintenance mitigates operating personnel in work high above the ground with single two-wire rope ladder head
Labor intensity, improve operation safety coefficient and work efficiency.
The technical scheme is that：
Transmission of electricity maintenance list two-wire rope ladder head, it is characterised in that：Including two root posts, the top company of rotation per root post
Hanger bracket is connected to, the centre of gyration line of hanger bracket is overlapped with the centrage of column, hanger bracket includes connecting rod with " door " font
Pulley bracket, bottom and the connecting rod integrally connected of the side of pulley bracket, the bottom of connecting rod are rotated with the top of column and are connected
Connect, in the middle part of pulley bracket, be horizontally installed with pulley, on the downside of pulley bracket, be provided with shed, the top of column is provided with fixed block,
It is connected with bow between the fixed block of two columns, bow is arc, the opening direction of bow is upward and bow institute
In plane and the centerline parallel of column, connecting rod in two root posts, is respectively connected with, two root posts are rotatably connected to human body pin,
The junction point of human body pin and column is located at the lower section of connecting rod and the junction point of column；Between two root posts from top to bottom successively
Many stulls are fixedly connected with laterally；
The top stull in position is referred to as the first stull, is rotatably connected to and crosses over pulley gear, across cunning in the first stull
Wheel apparatus include rotary sleeve, perpendicular set, screw rod and the intermediate pulley support being sequentially connected from top to bottom, erect the middle part of set and rotary sleeve
Vertically, intermediate pulley support is shaped as " door " font, and rotary sleeve is coaxially disposed and rotated with the first stull and be connected, and erects under set
End is fixedly connected on rotary sleeve, and the top of perpendicular set is provided between the Inner bolt holes of Inner bolt holes, the lower end of screw rod and perpendicular set and is
Bolt connection, the upper end of screw rod are fixedly connected with the lower end of intermediate pulley support；Screw rod be provided with can rotate screw rod rise and
The rotating spanner of decline,
When being hanging on two-wire, between two pulley brackets, connecting bracket is removably connected with,
When being hanging on single line, the pulley of pulley bracket is located on single line, and the connecting rod of two pulley brackets is with regard to list
Line is arranged symmetrically,
When being hanging on two-wire, the pulley of two pulley brackets is each hung on single line, and two pulley brackets are closed
It is symmetrical arranged in the centrage of two-wire, the connecting rod of two pulley brackets is respectively positioned on outer side；
The top of single upright column is fixedly connected with turning set, and turning set is coaxially disposed with column, is provided with hollow in turning set
Clamp space, the top surface of turning set offers first through hole, and first through hole is communicated with clamp space, and the diameter of first through hole is little
In the radius of gyration in clamp space, the lower end of connecting rod is fixedly connected with the stopper of circle, and connecting rod passes through first through hole, resistance
Block is located in clamp space, is provided with spacing and is provided with back-moving spring between the bottom surface of the bottom surface and clamp space of stopper.
When being hanging on two-wire, connecting bracket both sides are connected with the pulley bracket of corresponding side respectively, connecting bracket bag
Include master link, swinging mounting, the left and right two ends of master link pulley bracket bolt connection respectively with corresponding side is rotated
Being coaxially disposed and rotating for the two ends end of frame and master link is connected.
The left and right two ends of master link pulley bracket bolt connection respectively with corresponding side.
Tubulose of the bow for arc.
Connecting rod is the flap of folding tabular.
The lower opening is provided with sealing pin, and after pulley is hanging on circuit, sealing pin will positioned at the lower section of circuit
Pulley bracket is closed.
The lower opening of intermediate pulley support is provided with sealing pin.
The present invention changes existing mode of operation, mitigates labor intensity of the operating personnel in work high above the ground, improves operation
Safety coefficient and work efficiency.
Rope ladder head adopts aluminum alloy material, and quality is light in operation, and various parameters meet the requirements, and possesses firm, load-bearing energy
The features such as power is strong.
1st, change rope ladder head hook, make hook increase univesal wheelwork, arbitrarily change direction, can be by changing direction
Can use on single conductor or two-conductor line, electric property parameters it is up to standard.
2nd, it is easy to operating personnel's execute-in-place and carrying, quality is light.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the right view of Fig. 1；
Fig. 3 is the present invention for schematic diagram during two-wire；
Fig. 4 is the schematic diagram of turning set.
Specific embodiment
As shown in Figure 1, 2, 3, transmission of electricity of the invention maintenance list two-wire rope ladder head, including two root posts 1, per root post 1
Top be rotatably connected to hanger bracket 2, the centre of gyration line of hanger bracket 2 is overlapped with the centrage of column 1, and hanger bracket 2 includes
The pulley bracket 4 of connecting rod 3 and " door " font, bottom and 3 integrally connected of connecting rod of the side of pulley bracket 4, pulley bracket 4
Middle part be horizontally installed with pulley 5, be provided with shed 6 on the downside of pulley bracket 4, be provided with the under shed 6 sealing pin 7,
After pulley 5 is hanging on circuit 8, pulley bracket 4 is closed by sealing pin 7 positioned at the lower section of circuit 8, and the top of column 1 is provided with solid
Determine block 9, between the fixed block 9 of two columns 1, be connected with bow 10, tubulose of the bow 10 for arc, bow 10 are opened
Mouthful direction upward and 10 place plane of bow and the centerline parallel of column 1, is respectively connected with connecting rod, even in two root posts 1
Extension bar is the flap 11 of folding tabular, is rotatably connected to human body pin 12, human body pin 12 and column in two root posts 1
1 junction point is located at the lower section of flap 11 and the junction point of column 1；It is laterally fixed successively from top to bottom between two root posts 1
It is connected with many stulls 13.
The top stull in position is referred to as the first stull 14, is rotatably connected to and crosses over pulley gear in the first stull 14, across
More pulley gear includes rotary sleeve 15, perpendicular set 16, screw rod 17 and the intermediate pulley support 18 being sequentially connected from top to bottom, erects set 16
Vertical with rotary sleeve 15, intermediate pulley support 18 is shaped as " door " font, and the lower opening of intermediate pulley support 18 also is provided with
Sealing pin 7；Rotary sleeve 15 is coaxially disposed and is rotated with the first stull 14 and is connected, and the lower end of perpendicular set 16 is fixedly connected on rotary sleeve
On 15, the top of perpendicular set 16 is provided between the Inner bolt holes 19 of Inner bolt holes 19, the lower end of screw rod 17 and perpendicular set 16 and connects for bolt
Connect, the upper end of screw rod 17 is fixedly connected with the lower end of intermediate pulley support 18；Screw rod 17 is provided with and can rotate screw rod 17 and rise
With the rotating spanner 20 for declining, 18 raising and lowering of intermediate pulley support is driven, rotating spanner 20 is prior art.
When being hanging on two-wire, connecting bracket 21,21 liang of connecting bracket between two pulley brackets 4, is removably connected with
Side is connected with the pulley bracket 4 of corresponding side respectively, and connecting bracket includes master link 22, swinging mounting 23, master link 22
Left and right two ends 4 bolt connection of pulley bracket respectively with corresponding side, two ends end and the master link 23 of swinging mounting 23
Connection is coaxially disposed and is rotated, can be screwed or be unclamped.The left and right two ends of master link 22 pulley respectively with corresponding side
4 bolt connection of frame.In single line, it is not need connecting bracket 21.Top per root post 1 is fixedly connected with turning set 25.
It is being hanging to single line（Circuit 8）When upper, the pulley 5 of pulley bracket 4 is located on single line, the company of two pulley brackets 4
Extension bar 3 is arranged symmetrically with regard to circuit 8.Insurance lock 24, insurance 24 right-hand members of lock and right side is provided between two pulley brackets 4
Pulley bracket 4 rotates connection, and insurance 24 left ends of lock are provided with card column, after hanging on single-wire line, insurance 24 left ends of lock
Latch closure is stuck in card column, increases safety factor.
When being hanging on two-wire, the pulley 5 of two pulley brackets 4 is each hung on single line 8, two pulley brackets
4 are symmetrical arranged with regard to the centrage of two-wire, and the connecting rod 3 of two pulley brackets 4 is respectively positioned on outer side, so can ensure that double
Line is all that, in pulley bracket 4, further anti-limited slip wheel 5 comes off from circuit.Plus connecting bracket 21, one can be formed
The circle of individual closing, plays a part of double insurance.
As shown in figure 4, the top per root post 1 is fixedly connected with turning set 25, turning set 25 is coaxially disposed with column 1,
It is provided with hollow clamp space 27 in turning set 25, hole of the clamp space 27 for a circle, the top surface of turning set 25 offer the
One through hole 26, first through hole 26 are communicated with clamp space 27, and the diameter of first through hole 26 connects less than the internal diameter in clamp space 27
The lower end of bar 3 is fixedly connected with discoidal stopper 28, is provided between the bottom surface of the bottom surface and clamp space 27 of stopper 28
Spacing.Back-moving spring 29 is provided between the bottom surface in stopper 28 and clamp space 27.Connecting rod 3 passes through first through hole 26, stops
Internal diameter of the diameter of block 28 much larger than first through hole 26, stopper 28 are located in clamp space 27.
Stopper 28 can prevent the disengagement of connecting rod 3.The thickness of the turning set 25 above stopper 28 should be thicker, to protect
Card intensity, prevents multiple shock under 28 life-time service of stopper and caused metal fatigue.The company of stopper 28 and connecting rod 3
The place of connecing can suitably increase intensity, and such as arranging slope increases intensity.If it is for two-wire, 90 degree of rotation connecting rods 3.
Pulley includes rotary shaft at its center, if the pulley 5 on the pulley bracket 4 of master link 22 and both sides
Rotary shaft integrally connected, can be used for two-wire, but like this, can be only used to two-wire.If it is desired to it is used for single line, just must be whole
Body changes master link 22 and rotary shaft.
Using introduction：
When single line is hanging to, pulley bracket 4 is rotated, makes the centrage of the pulley 5 of two pulley brackets 4 be parallel to each other.
The pulley 5 of pulley bracket 4 is located on single line, and the connecting rod 3 of two pulley brackets 4 is arranged symmetrically with regard to circuit 8, forms a kind of power
Balance.Connecting rod 3 facing one direction, may result in stress amesiality.The foot of people is stepped down in the stull 13 of bottom, so
After put down human body pin 12, the waist of people or buttocks are relied on or are sitting on human body pin 12.
Handwheel is provided with pulley 5, is rotated for driving pulley 5 and is advanced along circuit.Need across barriers such as stockbridge dampers
When, rotating spanner 20 is rotated, and is driven intermediate pulley support 18 to rise, is rotated handwheel so that forward pulley 5 is lifted and passed through, leads to
Later fall intermediate pulley support 18.
When being hanging on two-wire, the pulley 5 of two pulley brackets 4 is each hung on single line 8, two pulley brackets
4 are symmetrical arranged with regard to the centrage of two-wire, and the connecting rod 3 of two pulley brackets 4 is respectively positioned on outer side, so can ensure that double
Line is all that, in pulley bracket 4, further anti-limited slip wheel 5 comes off from circuit.Plus connecting bracket 21, one can be formed
The circle of individual closing, plays a part of double insurance.
Claims (7)
1. transmission of electricity is overhauled with single two-wire rope ladder head, it is characterised in that：Including two root posts, the top per root post rotates connection
The centre of gyration line for having hanger bracket, hanger bracket is overlapped with the centrage of column, and hanger bracket includes the cunning of connecting rod and " door " font
Wheel support, bottom and the connecting rod integrally connected of the side of pulley bracket, the bottom of connecting rod are rotated with the top of column and are connected,
Pulley is horizontally installed with the middle part of pulley bracket, under shed is provided with the downside of pulley bracket, and the top of column is provided with fixed block, two
Be connected with bow between the fixed block of column, bow is arc, the opening direction of bow upward and bow be located it is flat
Face and the centerline parallel of column, are respectively connected with connecting rod in two root posts, two root posts are rotatably connected to human body pin, human body
The junction point of pin and column is located at the lower section of connecting rod and the junction point of column；It is horizontal successively from top to bottom between two root posts
It is fixedly connected with many stulls；
The top stull in position is referred to as the first stull, is rotatably connected to and crosses over pulley gear in the first stull, fills across pulley
Put including the rotary sleeve being sequentially connected from top to bottom, perpendicular set, screw rod and intermediate pulley support, the middle part for erecting set with rotary sleeve is hung down
Directly, intermediate pulley support is shaped as " door " font, and rotary sleeve is coaxially disposed and rotated with the first stull and be connected, and erects the lower end of set
It is fixedly connected on rotary sleeve, it is spiral shell that the top of perpendicular set is provided between the Inner bolt holes of Inner bolt holes, the lower end of screw rod and perpendicular set
Tether and connect, the upper end of screw rod is fixedly connected with the lower end of intermediate pulley support；Screw rod be provided with can rotate screw rod rise and under
The rotating spanner of drop,
When being hanging on two-wire, between two pulley brackets, connecting bracket is removably connected with,
When being hanging on single line, the pulley of pulley bracket is located on single line, and the connecting rod of two pulley brackets is with regard to single line pair
Claim arrangement,
When being hanging on two-wire, the pulley of two pulley brackets is each hung on single line, and two pulley brackets are with regard to double
The centrage of line is symmetrical arranged, and the connecting rod of two pulley brackets is respectively positioned on outer side；
The top of single upright column is fixedly connected with turning set, and turning set is coaxially disposed with column, is provided with hollow card in turning set
Dress space, the top surface of turning set offer first through hole, and first through hole is communicated with clamp space, and the diameter of first through hole is less than card
The radius of gyration in dress space, the lower end of connecting rod are fixedly connected with the stopper of circle, and connecting rod passes through first through hole, stopper
In clamp space, spacing is provided between the bottom surface of the bottom surface and clamp space of stopper and is provided with back-moving spring.
2. transmission of electricity according to claim 1 is overhauled with single two-wire rope ladder head, it is characterised in that：When being hanging on two-wire,
Connecting bracket both sides are connected with the pulley bracket of corresponding side respectively, and connecting bracket includes master link, swinging mounting, main connection
The left and right two ends of bar pulley bracket bolt connection respectively with corresponding side, the two ends end of swinging mounting are same with master link
Axle is arranged and rotates connection.
3. transmission of electricity according to claim 2 is overhauled with single two-wire rope ladder head, it is characterised in that：The left and right two ends of master link
Pulley bracket bolt connection with corresponding side respectively.
4. transmission of electricity according to claim 1 and 2 is overhauled with single two-wire rope ladder head, it is characterised in that：Bow is arc
Tubulose.
5. transmission of electricity according to claim 1 and 2 is overhauled with single two-wire rope ladder head, it is characterised in that：Connecting rod is foldable
Tabular flap.
6. transmission of electricity according to claim 1 and 2 is overhauled with single two-wire rope ladder head, it is characterised in that：The lower opening sets
There is sealing pin, pulley bracket is closed by sealing pin positioned at the lower section of circuit after pulley is hanging on circuit.
7. transmission of electricity according to claim 1 and 2 is overhauled with single two-wire rope ladder head, it is characterised in that：Intermediate pulley support
Lower opening is provided with sealing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510886835.6A CN105350904B (en) | 2015-12-07 | 2015-12-07 | Single-and-dual-wire soft ladder for transmission maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510886835.6A CN105350904B (en) | 2015-12-07 | 2015-12-07 | Single-and-dual-wire soft ladder for transmission maintenance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105350904A CN105350904A (en) | 2016-02-24 |
| CN105350904B true CN105350904B (en) | 2017-03-22 |
Family
ID=55326950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510886835.6A Active CN105350904B (en) | 2015-12-07 | 2015-12-07 | Single-and-dual-wire soft ladder for transmission maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105350904B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU583501A1 (en) * | 1970-05-29 | 1977-12-05 | Московские Отделы Специального Конструкторско-Технологического Бюро По Изоляторам И Арматуре Треста "Электросетьизоляция" | Device for lubricating wires and cables |
| JP2743186B2 (en) * | 1988-11-30 | 1998-04-22 | 三和テッキ株式会社 | Electric wire stop type suspension wheel |
| CN202064821U (en) * | 2011-04-14 | 2011-12-07 | 辽宁省电力有限公司盘锦供电公司 | Self-sealing door of insulating flexible ladder |
| CN203476198U (en) * | 2013-04-07 | 2014-03-12 | 国家电网公司 | Insulated rope ladder head with anti-skid protection functions |
| CN104533277B (en) * | 2014-12-31 | 2016-08-24 | 国家电网公司 | Transmission line of electricity is adjustable rope ladder head |
-
2015
- 2015-12-07 CN CN201510886835.6A patent/CN105350904B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105350904A (en) | 2016-02-24 |
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