CN107892262B - Aerial operation platform for double-split and above multi-split wires - Google Patents
Aerial operation platform for double-split and above multi-split wires Download PDFInfo
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- CN107892262B CN107892262B CN201711271321.5A CN201711271321A CN107892262B CN 107892262 B CN107892262 B CN 107892262B CN 201711271321 A CN201711271321 A CN 201711271321A CN 107892262 B CN107892262 B CN 107892262B
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- support plate
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- 239000000725 suspension Substances 0.000 claims abstract description 28
- 239000004020 conductor Substances 0.000 claims abstract description 15
- 238000005192 partition Methods 0.000 claims 2
- 238000012423 maintenance Methods 0.000 abstract description 11
- 125000006850 spacer group Chemical group 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002500 effect on skin Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention discloses an aerial work platform for double-split and above multi-split wires, which comprises a hanging frame and wire clamping devices arranged at four corners of the hanging frame, wherein the hanging frame is provided with a plurality of wire clamping devices; each wire clamping device comprises an inverted U-shaped suspension arm positioned at the top end of the suspension frame, an upper pulley and a lower pulley which are powered by a motor, and an L-shaped support plate connected with the support plate of the suspension frame, wherein one side of the inverted U-shaped suspension arm is connected with the support plate at the hanging angle of the suspension frame; the L-shaped supporting plate is arranged below the inverted U-shaped suspension arm, and a gap through which the spacing splitting rod can pass is formed between the L-shaped supporting plate and the inverted U-shaped suspension arm. The aerial work platform provided by the invention is convenient and safe to use, can be fixed on a wire, can easily brake, can walk on an electric wire with larger sag, and can avoid slipping. The invention can smoothly carry out replacement and installation and other maintenance operations of the spacer, and is particularly suitable for replacement and installation of the spacer with double-split, four-split and six-split conductors and the like.
Description
Technical Field
The invention belongs to the technical field of aerial work equipment of wires, and particularly relates to an aerial work platform for double-split and more multi-split wires.
Background
In power transmission lines, in particular in high-voltage and ultra-high-voltage power transmission lines, double split conductors are often designed in order to overcome the skin effect of the conductors. In order to carry out live overhaul line inspection on high-voltage and ultra-high voltage transmission lines or to carry out spacer installation on the high-voltage and ultra-high voltage transmission lines. Maintenance personnel need to hang on the lead by utilizing a pulley or a galloping machine to walk.
The Chinese patent application No. 200720100428.9 provides a galloping vehicle for horizontal arrangement of split conductors. The main technical characteristics are as follows: the two first suspension arms with the travelling wheels are provided with a front stop lever and a rear stop lever, the rear stop lever is provided with a second suspension arm with the travelling wheels, the second suspension arm is positioned on the side face of the plane where the two first suspension arms are positioned, and the height of the travelling wheels on the first suspension arm and the travelling wheels on the second suspension arm are positioned on a horizontal plane. The problem that the existing line maintenance galloping can only be used for the maintenance of single wires and is difficult to operate, and the maintenance of split wires which are horizontally arranged can only be respectively carried out, so that the maintenance efficiency is low is solved.
However, the gallows structure for the split conductors in the horizontal arrangement has no power structure, is a manual pulley, consumes time and labor, and cannot brake in time when the spacer is required to be installed or replaced, so that the operation of operators is inconvenient and the replacement and installation of the spacer are not easy. Moreover, the galloping machine is only suitable for maintaining double-split wires, but cannot be applied to maintaining four-split and six-split wires. Even if the gallows is provided with a power structure, because the sag of the power transmission wire between the tower pole and the tower pole is larger, and the vertical position of the overhead power transmission wire is deviated due to the action of wind power, the phenomenon of slipping easily occurs when the pulley is on an ascending slope or is deviated due to wind power, the progress of high-altitude operation is influenced, and the personal safety of high-altitude operation personnel is also influenced. There is a need to develop an aerial work platform suitable for use with double split and more multi-split conductors.
Disclosure of Invention
The invention provides an aerial work platform for double-split and above multi-split wires, which is suitable for overhauling the double-split and above multi-split wires and installing a spacer splitting rod, and can normally work on a power transmission wire with large sag and windage yaw.
The technical scheme of the invention is as follows: an aerial work platform for double-split and above multi-split wires, the aerial work platform comprising a hanger frame and wire clamping devices arranged at four corners of the hanger frame; each wire clamping device comprises an inverted U-shaped suspension arm positioned at the top end of the suspension frame, an upper pulley and a lower pulley which are powered by a motor, and an L-shaped support plate connected with a support plate arranged on the outer side of the suspension frame; the L-shaped supporting plate is arranged below the inverted U-shaped suspension arm, and a gap through which the spacing splitting rod can pass is arranged between the L-shaped supporting plate and the inverted U-shaped suspension arm;
The supporting plate of hanging the frame is connected with a plurality of upper pulleys through a central shaft and a bearing, the central shaft is driven by a motor, a U-shaped supporting plate is arranged between the supporting plate and the L-shaped supporting plate, the U-shaped supporting plate is fixedly connected with one or a plurality of lower pulleys through a central shaft II and a bearing, and a first bolt is arranged at the bottom of the U-shaped supporting plate.
The upper pulley comprises an upper pulley I and an upper pulley II which are positioned on the same horizontal plane, a central shaft I is fixed on the upper portion of the supporting plate, the central shaft I is respectively driven with a central shaft III of the upper pulley I and the upper pulley II through a belt, a gear or a chain, and the central shaft III is also fixed on the supporting plate.
The third central shaft of the first upper pulley and/or the third central shaft of the second upper pulley is connected with the fourth central shaft through a belt, a gear or a chain, the fourth central shaft is connected with the third upper pulley, the upper pulleys are sequentially connected according to the structure, and the number of the upper pulleys meeting the requirement is arranged.
A U-shaped bracket is arranged between the U-shaped supporting plate and each lower pulley, the U-shaped bracket is connected with the lower pulleys through a central shaft II, a spring is connected below the U-shaped bracket, the lower end of the spring is connected with a gasket, the gasket is connected with a first bolt, and the lower end of the first bolt penetrates through and is fixed on the U-shaped supporting plate; the U-shaped supporting plate, the supporting plate and the L-shaped supporting plate are provided with sliding grooves at positions corresponding to the second central shafts, and the second central shafts can be ensured to move up and down along the sliding grooves. The purpose of design like this is so that the spring can assist through the conductor between the conductor spacing division bar, and when space operation platform passed through the spacing division bar, lower pulley downward compression spring passed through the spacing division bar, also played the absorbing effect simultaneously.
The upper pulley I and the upper pulley II are respectively provided with an arc-shaped baffle plate and a brake device, the brake device comprises an arc-shaped plate and a handle which are positioned below the baffle plate, and the handle is fixedly connected with the middle part of the side edge of the arc-shaped plate; the outer end of the handle is fixed in an arc-shaped groove which extends forwards and backwards and is arranged on the side edge of the baffle plate; the center of the arc-shaped groove is provided with a positioning dent for placing the handle.
The wire clamping devices are connected in pairs through transverse connecting rods and longitudinal connecting rods respectively, the transverse connecting rods can be opened and closed, and anti-falling chains are further arranged on the side edges of the transverse connecting rods. .
The edge of one side of the upper pulley is provided with a cylindrical boss, the edge of the other side of the upper pulley is provided with a convex edge gear, the convex edge gear is provided with 3-5 teeth, and the width of the lower pulley is smaller than that of the upper pulley. When the split spacer rod is overturned, the toothed convex edges can wrap the spacer rod in the whole, the acting points are stable, the whole pulley is driven to overturned the split rod, the cylindrical boss can prevent the pulley from being separated from the lead or the split rod, and the life safety of high-altitude operators is ensured.
The transverse connecting rod is formed by connecting two sleeves with screw holes, one sleeve can stretch out and draw back, and the transverse distance can be adjusted.
The distance between the wire clamping device at one side of the hanging frame and the supporting plate of the hanging frame is adjustable.
The L-shaped supporting plate and the supporting plate of the hanging frame are provided with a separating plate, a telescopic supporting rod is arranged between the separating plate and the supporting plate of the hanging frame, and the upper pulley and the lower pulley can transversely move on respective central shafts.
The working principle of the invention is as follows: when a maintenance person uses the aerial work platform, the transverse connecting rod and the wire clamping device are opened, and the wire is placed between the lower pulley and the upper pulley and between the lower pulley and the upper pulley. The invention is provided with a plurality of upper pulleys to increase the friction force between the pulley and the lead, avoid the phenomenon of skidding when the pulley ascends, and can continuously increase the number of the upper pulleys and the lower pulleys on the basis of the invention according to the needs so as to design the pulley in a many-to-many mode. Because the gasket is connected to first bolt top, the spring is connected to the gasket top, and U-shaped layer board is connected to the spring upper end, and when rotatory first bolt, the gasket upwards moves, extrudes the spring, and the spring extrudes U-shaped support upwards and removes to drive down the pulley and upwards remove along the spout, until fix the wire between last pulley and lower pulley. After the lead is fixed, a maintenance person stands in the hanging frame, then closes the transverse connecting rod, and then opens the motor to start the pulley to run. In order to ensure that the pulley can smoothly walk on the lead, the pulley and the lead are required to have enough friction force, and the pulley is made of a material with a larger friction coefficient.
In addition, the aerial work platform can stop at any time through the brake device, when the brake device is used, the handle is moved from the positioning recess to the front lower side or the rear lower side, so that the arc plate is driven to move, when the arc plate is clamped between the lead and the pulley, the purpose of braking is achieved, and when the aerial work platform starts, the handle is moved to the positioning recess.
Compared with the prior art, the invention has the following beneficial effects: the aerial work platform provided by the invention is convenient and safe to use, can be fixed on a wire, can easily brake, can walk on an electric wire with larger sag, and can avoid slipping. The invention can smoothly carry out replacement and installation and other maintenance operations of the spacer, and is particularly suitable for replacement and installation of the spacer with double-split, four-split and six-split conductors and the like.
Drawings
Fig. 1 is a schematic structural diagram of an aerial work platform provided in embodiment 1;
FIG. 2 is a schematic view of the wire clamping device;
FIG. 3 is a side view of the aerial work platform provided in example 1;
FIG. 4 is a schematic structural view of a brake device;
FIG. 5 is a schematic view of the structure of the upper pulley;
fig. 6 is a schematic structural diagram of an aerial work platform provided in embodiment 2;
FIG. 7 is a side view of an aerial work platform provided in example 2;
fig. 8 is a schematic structural view of a wire clamping device provided in embodiment 3;
The marks in the figure: the lifting device comprises a 1-lifting frame, a 2-inverted U-shaped lifting arm, a 3-upper pulley, a 4-lower pulley, a 5-central shaft I, a 6 a-supporting plate, a 6 b-L-shaped supporting plate, a 7-motor, an 8-U-shaped supporting plate, a 9-first bolt, a 10-U-shaped bracket, a 11-central shaft II, a 12-central shaft III, a 13-spring, a 14-gasket, a 15-power transmission wire, a 16-sliding groove, a 17-sleeve, a 18-baffle, a 19-arc-shaped plate, a 20-handle, a 21-arc-shaped groove, a 22-connecting rod, a 23-central shaft IV, a 24-separating plate, a 25-telescopic supporting rod, a 26-transverse connecting rod, a 27-longitudinal connecting rod, a 28-falling-preventing chain, a 31-upper pulley I, a 32-upper pulley II, a 33-upper pulley III, a 312-cylindrical boss and a 313-flange gear.
Detailed Description
The following describes the technical scheme of the present invention in further detail with reference to specific examples, but the present invention is not limited to the following technical scheme.
Example 1
As shown in fig. 1 to 4, the aerial work platform comprises a hanging frame 1 and wire clamping devices arranged at four corners of the hanging frame 1, wherein a tool box and the like can be arranged at the bottom of the hanging frame 1; each wire clamping device comprises an inverted U-shaped suspension arm 2 positioned at the top end of the suspension frame, an upper pulley 3 and a lower pulley 4 which are powered by a motor, and an L-shaped support plate 6b connected with a support plate 6a of the suspension frame; the L-shaped supporting plate 6b is arranged below the inverted U-shaped suspension arm 2, and a gap through which the spacing splitting rod can pass is arranged between the L-shaped supporting plate and the inverted U-shaped suspension arm;
The supporting plate 6a of the hanging frame is connected with a plurality of upper pulleys 3 through a central shaft and a bearing, the central shaft is driven by a motor, a U-shaped supporting plate 8,U-shaped supporting plate 8 is arranged between the supporting plate 6a and the L-shaped supporting plate 6b and is fixedly connected with one or a plurality of lower pulleys 4 through a central shaft II and a bearing, and a first bolt 9 is arranged at the bottom of the U-shaped supporting plate 8.
The upper pulley 3 comprises an upper pulley I31 and an upper pulley II 32 which are positioned on the same horizontal plane, a central shaft I is fixed on the upper part of the supporting plate 6a, the central shaft I is respectively driven with a central shaft III of the upper pulley I31 and the upper pulley II 32 through a belt, a gear or a chain, and the central shaft III is also fixed on the supporting plate 6 a. The edges of one side of the first pulley 31 and the second pulley 32 are provided with cylindrical bosses 312, the edge of the other side is provided with a convex edge gear 313, the convex edge gear 313 is provided with 3-5 teeth, and the width of the lower pulley 4 is smaller than that of the upper pulley 3.
A U-shaped bracket is arranged between the U-shaped supporting plate 8 and each lower pulley 4, the U-shaped bracket is connected with the lower pulleys 4 through a central shaft II, a spring 13 is connected below the U-shaped bracket, the lower end of the spring 13 is connected with a gasket 14, the gasket 14 is connected with a first bolt 9, and the lower end of the first bolt 9 passes through and is fixed on the U-shaped supporting plate 8; the U-shaped supporting plate 8, the supporting plate 6a and the L-shaped supporting plate 6b are provided with sliding grooves 16 at positions corresponding to the second central shafts, so that the second central shafts can be ensured to move up and down along the sliding grooves.
The wire clamping devices are connected in pairs by a transverse connecting rod 26 and a longitudinal connecting rod 27, and the transverse connecting rod 26 can be opened and closed.
The aerial work platform also comprises a brake arrangement comprising an arcuate plate 19 below the barrier 18 and a handle 20. The arc-shaped baffle plates 18 are arranged on the first pulley 31 and the second pulley 32, and the handle 20 is fixedly connected with the middle part of the side edge of the arc-shaped plate 19; the outer end of the handle 20 is fixed in a forwardly and rearwardly extending arcuate recess 21 provided in the side of the baffle 18; the center of the arc-shaped groove 21 is provided with a positioning recess for placing the handle 20.
When a maintenance person uses the aerial work platform, the transverse connecting rod 26 and the wire clamping device are opened, and the wire is placed between the lower pulley 4 and the first upper pulley 31 and the second upper pulley 32. Because the gasket 14 is connected above the first bolt 9, the spring 13 is connected above the gasket, the upper end of the spring is connected with the U-shaped bracket 10, when the first bolt 9 is rotated, the gasket 14 moves upwards, the spring 13 is extruded, and the U-shaped bracket 10 is extruded by the spring to move upwards, so that the lower pulley 4 is driven to move upwards along the chute until the lead is fixed between the upper pulley and the lower pulley. After the lead is fixed, a maintenance person enters the square hanging frame, closes the transverse connecting rod 26, and then opens the motor starting pulley to run. When the braking device is used, the handle 20 is moved forward and downward from the central positioning recess, so that the arc plate is driven to move, the arc plate is clamped between the lead and the pulley, the purpose of braking is achieved, and when the vehicle starts, the handle is moved to the positioning recess.
Example 2
As shown in fig. 6 and 7, on the basis of embodiment 1, the transverse connecting rod 26 in this embodiment is formed by connecting two sleeves 17 with screw holes through bolts or other movable means, wherein one sleeve 17 can stretch and retract, and the side edge of the transverse connecting rod 26 is provided with a falling-preventing chain 28.
The distance between the wire clamping device at one side in the hanging frame and the supporting plate 6a of the hanging frame is adjustable. The L-shaped supporting plate 6b and the supporting plates 6a at four corners of the hanging frame are provided with separating plates 24, telescopic supporting rods 25 are arranged between the separating plates 24 and the supporting plates 6a, the inverted U-shaped hanging arm 2 can transversely move on the central shaft I5, the upper pulley can transversely move on the central shaft I, and the L-shaped supporting plates 6, the separating plates 23, the U-shaped supporting plates 8 and the lower pulley can transversely move on the central shaft II 11. Because the spacing of different multi-split wires is different, the method is suitable for overhauling work of different multi-split wires.
Example 3
As shown in fig. 8, on the basis of embodiment 1, the third central shaft 12 of the first upper pulley 31 and/or the third central shaft 12 of the second upper pulley 32 are connected with the fourth central shaft 23 through a belt, a gear or a chain, the fourth central shaft 23 is further connected with the third upper pulley 33, the upper pulleys are sequentially connected according to the structure, the number of upper pulleys is set to be in accordance with the requirement, and the sizes of the upper pulleys in fig. 8 are consistent.
The U-shaped supporting plate 8 is provided with two lower pulleys 4, and the number of the lower pulleys can be set according to the requirement. A U-shaped bracket 10 is arranged between the U-shaped supporting plate 8 and each lower pulley 4, the U-shaped bracket 10 is connected with the lower pulleys 4 through a second central shaft 11, a spring 13 is connected below the U-shaped bracket 10, the lower end of the spring 13 is connected with a gasket 14, the gasket 14 is connected with a first bolt 9, and the first bolt 9 penetrates through and is fixed on the U-shaped supporting plate 8. The U-shaped supporting plate 8 is provided with a sliding groove 16 at a position corresponding to each second central shaft, so that the second central shafts can slide up and down along the sliding grooves 16.
Claims (8)
1. An aerial work platform for double-split and above multi-split wires is characterized by comprising a hanging frame (1) and wire clamping devices arranged at four corners of the hanging frame (1); each wire clamping device comprises an inverted U-shaped suspension arm (2) positioned at the top end of the suspension frame, an upper pulley (3) powered by a motor, a lower pulley (4) and an L-shaped support plate (6 b) connected with a support plate (6 a) arranged at the outer side of the suspension frame; the L-shaped supporting plate (6 b) is arranged below the inverted U-shaped suspension arm (2), and a gap through which the spacing splitting rod can pass is arranged between the L-shaped supporting plate and the inverted U-shaped suspension arm;
The support plate (6 a) is connected with the plurality of upper pulleys (3) through a central shaft and a bearing, the central shaft is driven by a motor, a U-shaped support plate (8) is arranged between the support plate (6 a) and the L-shaped support plate (6 b), the U-shaped support plate (8) is fixedly connected with one or the plurality of lower pulleys (4) through a central shaft II and a bearing, and a first bolt (9) is arranged at the bottom of the U-shaped support plate (8);
A U-shaped bracket is arranged between the U-shaped supporting plate (8) and each lower pulley (4), the U-shaped bracket is connected with the lower pulleys (4) through a central shaft II, a spring (13) is connected below the U-shaped bracket, the lower end of the spring (13) is connected with a gasket (14), the gasket (14) is connected with a first bolt (9), and the lower end of the first bolt (9) penetrates through and is fixed on the U-shaped supporting plate (8);
the U-shaped supporting plate (8), the supporting plate (6 a) and the L-shaped supporting plate (6 b) are provided with sliding grooves (16) at positions corresponding to the second central shafts, so that the second central shafts can be ensured to move up and down along the sliding grooves;
The upper pulley (3) comprises an upper pulley I (31) and an upper pulley II (32) which are positioned on the same horizontal plane, a central shaft I is fixed at the upper part of the supporting plate (6 a), the central shaft I is respectively driven by a belt, a gear or a chain, the central shaft I of the upper pulley I (31) and the central shaft III of the upper pulley II (32), and the central shaft III is also fixed on the supporting plate (6 a);
the upper pulley I (31) and the upper pulley II (32) are respectively provided with an arc-shaped baffle plate (18) and a brake device, the brake device comprises an arc-shaped plate (19) and a handle (20) which are positioned below the baffle plate (18), and the handle (20) is fixedly connected with the middle part of the side edge of the arc-shaped plate (19).
2. An aerial work platform for double and above split conductors according to claim 1, characterised in that the central axis three of the first upper pulley (31) and/or the central axis three of the second upper pulley (32) are connected with the central axis four by means of a belt, a gear or a chain, the central axis four is in turn connected with the upper pulley three (33), the upper pulleys are connected in turn in this configuration, and the number of upper pulleys is set to be suitable.
3. Aerial work platform for double and above multi-split conductors according to claim 1, characterised in that the outer end of the handle (20) is fixed in a forwardly and backwardly extending arcuate recess (21) provided in the side of the baffle (18); the center of the arc-shaped groove (21) is provided with a positioning concave for placing the handle (20).
4. The aerial work platform for double-split and above multi-split wires according to claim 1, wherein the wire clamping devices are connected with each other by a transverse connecting rod (26) and a longitudinal connecting rod (27), the transverse connecting rod (26) can be opened and closed, and anti-falling chains are further arranged on the side edges of the transverse connecting rod (26).
5. The aerial work platform for double-split and above multi-split wires according to claim 1, wherein one side edge of the upper pulley (3) is provided with a cylindrical boss (312), the other side edge is provided with a convex edge gear (313), the convex edge gear (313) is provided with 3-5 teeth, and the width of the lower pulley (4) is smaller than that of the upper pulley.
6. Aerial work platform for double and above multi-split conductors according to claim 4, characterised in that the transverse link (26) is formed by two bushings (17) with screw holes, one bushing (17) being telescopic and the transverse distance being adjustable.
7. Aerial work platform for double split and above multi-split conductors according to claim 1, characterised in that the distance between the conductor clamping means on one side of the hanger (1) and the support plate (6 a) of the hanger is adjustable.
8. Aerial work platform for double and above multi-split conductors according to claim 1, characterised in that the L-shaped support plate (6 b) and the support plate (6 a) of the hanger are provided with a partition plate (24), between the partition plate (24) and the support plate (6 a) of the hanger is provided a telescopic support rod (25), the upper and lower pulleys being able to move laterally on respective central axes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271321.5A CN107892262B (en) | 2017-12-05 | 2017-12-05 | Aerial operation platform for double-split and above multi-split wires |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271321.5A CN107892262B (en) | 2017-12-05 | 2017-12-05 | Aerial operation platform for double-split and above multi-split wires |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107892262A CN107892262A (en) | 2018-04-10 |
| CN107892262B true CN107892262B (en) | 2024-05-17 |
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| CN201711271321.5A Active CN107892262B (en) | 2017-12-05 | 2017-12-05 | Aerial operation platform for double-split and above multi-split wires |
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| CN (1) | CN107892262B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108718055B (en) * | 2018-07-27 | 2024-03-29 | 国网山东省电力公司烟台供电公司 | Special tool for checking double split conductor routing of power transmission line |
| CN114341049B (en) * | 2019-07-26 | 2023-10-20 | 奥克斯工业股份有限公司 | Electric rotary actuator for aerial work platform |
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| JPH0556530A (en) * | 1991-08-26 | 1993-03-05 | Shikoku Electric Power Co Inc | Overhead line gondola |
| JPH09252514A (en) * | 1996-03-13 | 1997-09-22 | Asahi Metal Ind Ltd | Pendent cage |
| WO1997044873A1 (en) * | 1996-05-20 | 1997-11-27 | Bicc Public Limited Company | Access trolley |
| JP2001016729A (en) * | 1999-06-24 | 2001-01-19 | Chugoku Electric Power Co Inc:The | Hanging device with tractor |
| CN201122810Y (en) * | 2007-11-05 | 2008-09-24 | 上海市电力公司超高压输变电公司 | Large spanning divided conductor man-carrying routing device for maintenance |
| CN201256264Y (en) * | 2008-08-18 | 2009-06-10 | 天津市电力公司 | Wiring device for circuit |
| CN101777738A (en) * | 2009-01-13 | 2010-07-14 | 上海诸光机械有限公司 | Aerodyne for horizontal lining of split conductors |
| CN202190021U (en) * | 2011-07-16 | 2012-04-11 | 河南省电力公司平顶山供电公司 | Binary-fission transmission conductor aerodyne |
| KR20130062789A (en) * | 2011-12-05 | 2013-06-13 | 한국전력공사 | Ratchet roller and spacer car |
| CN203589581U (en) * | 2013-10-22 | 2014-05-07 | 国家电网公司 | Pedaled flying cart for bundled conductors |
| CN203553749U (en) * | 2013-10-31 | 2014-04-16 | 国家电网公司 | Ladder head trolley for conductor splitting operation |
| CN107181203A (en) * | 2017-07-14 | 2017-09-19 | 国网通用航空有限公司 | Helicopter hotline maintenance ground wire basket of work |
| CN207566826U (en) * | 2017-12-05 | 2018-07-03 | 昆明瑞建送变电工程有限公司 | A kind of aerial work platform for being used for double divisions and Yi Shang multiple fission conductor |
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| CN107892262A (en) | 2018-04-10 |
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