CN109038359B - Overhead transmission line ground wire damage restoration device and method - Google Patents
Overhead transmission line ground wire damage restoration device and method Download PDFInfo
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- CN109038359B CN109038359B CN201810796745.1A CN201810796745A CN109038359B CN 109038359 B CN109038359 B CN 109038359B CN 201810796745 A CN201810796745 A CN 201810796745A CN 109038359 B CN109038359 B CN 109038359B
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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 device and a method for restoring ground wire damage of an overhead transmission line, wherein the device comprises a bottom plate, a moving assembly, a sorting assembly, an obstacle avoiding assembly and a tightening assembly: the moving assembly comprises a moving wheel, and concave clamping grooves matched with the ground wires are formed in the periphery of the moving wheel; the arrangement assembly comprises an arrangement disc, the arrangement disc is provided with an arrangement hole matched with the ground wire, and the arrangement disc can make spiral motion along the ground wire; the binding component comprises two embracing explorators; the obstacle avoiding assembly can enable the arranging assembly to be far away from the ground wire. The moving assembly and the tightening assembly are positioned on the bottom plate; the arranging component is positioned on the obstacle avoiding component. The method has the advantages that the extrusion reset of the ground wires can be completed, the automatic arrangement of the broken strands of the ground wires is completed, and the broken strand repairing efficiency of the ground wires is improved; live working can be realized, and the loss of power failure maintenance is reduced; the arrangement of the ground wires can be completed without the need of people to approach the ground wires, and the operation is safe and efficient.
Description
Technical Field
The invention relates to the technical field of electric wire maintenance, in particular to a device and a method for restoring ground wire damage of an overhead transmission line.
Background
According to the overhead transmission line conductor and ground wire repair guide rule (the national power industry standard D L/T1069-2016), before the conductor and ground wire is repaired, the strand at the damaged part of the conductor and ground wire is restored to a stranding state and is processed and leveled.
For example, the invention patent entitled "overhead ground wire broken strand repair method" disclosed in chinese patent document with an authorized publication number of CN105932601B and an authorized publication date of 2018, 1 month and 12 days discloses an overhead ground wire broken strand repair method, which belongs to the technical field of overhead ground wire repair, and comprises that an operator climbs a transmission rope to the top of a tower to unfasten an overhead ground wire clamp, detaches the overhead ground wire, descends and moves downward and places the detached overhead ground wire at a cross arm below the overhead ground wire; an operator on the tower drops the overhead ground wire to the lead at the same side from the cross arm, and firmly hangs the overhead ground wire by using a connecting hardware connected to the cross arm; the operation personnel on the tower and the operation personnel on the line cooperate to hang the hanging ladder pulley on the conducting wire, then the operation personnel on the line sit the hanging ladder pulley and cooperate with the ground control personnel to slide to the broken strand position of the overhead ground wire for repairing operation, and the ground personnel use the rope to control the overhead ground wire and the conducting wire to keep a proper operation distance therebetween. The method for repairing the broken strand of the overhead ground wire is suitable for any complex external environment, and can shorten the time for repairing, reduce labor and reduce labor intensity. The ground wire repair machine has the disadvantages that power failure operation is needed, old wires are inconvenient to repair by personnel, a single ground wire needs to be smoothed out in sequence, the operation steps are multiple, and the repair efficiency is low. The arrangement of the broken strand ground wires is completed before the ground wire repairing, so that the ground wires are restored to the spiral stranding state, and the repairing efficiency of the ground wires can be greatly improved.
Therefore, it is necessary to design a device and a method for restoring damage to the ground wire of the overhead transmission line to improve the maintenance efficiency of the ground wire.
Disclosure of Invention
The invention provides a device and a method for restoring the damage of the ground wire of the overhead transmission line, aiming at overcoming the defect that the existing ground wire damage restoration needs manual wire outgoing treatment and has potential safety hazards, and the device and the method can replace manual wire outgoing and realize the electrified automatic restoration work of the damaged ground wire, thereby improving the safety and the maintenance efficiency of the ground wire damage restoration.
In order to achieve the above object, the present invention adopts the following technical solutions.
The utility model provides an overhead transmission line leads ground wire damage recovery unit, includes the bottom plate, removes subassembly, arrangement subassembly, obstacle dodge the subassembly and tighten the subassembly: the moving assembly comprises a moving wheel, and concave clamping grooves matched with the ground wires are formed in the periphery of the moving wheel; the arrangement assembly comprises an arrangement disc, the arrangement disc is provided with an arrangement hole matched with the ground wire, and the arrangement disc can make spiral motion along the ground wire; the binding component comprises two embracing explorators; the obstacle avoiding assembly can enable the arranging assembly to be far away from the ground wire. The moving assembly and the tightening assembly are positioned on the bottom plate; the arranging component is positioned on the obstacle avoiding component.
Preferably, the arrangement assembly further comprises an arrangement base, the arrangement disc is located inside the arrangement base, the arrangement disc can rotate relative to the arrangement base, and openings corresponding to the ground wires can enter the arrangement base and the arrangement disc, so that the arrangement base and the arrangement disc are C-shaped.
As preferred, the arrangement subassembly is equipped with two sets ofly, and the subassembly is dodged to the obstacle includes vertical slip table subassembly, and the downside of two sets of arrangement subassemblies is equipped with corresponding vertical slip table subassembly.
Preferably, the obstacle avoiding assembly comprises a rotating plate, one side of the rotating plate is rotatably fixed on the side face of the bottom plate, the arranging assembly is located on the upper side of the rotating plate, and electric push rods capable of pushing the rotating plate to rotate are arranged on the lower sides of the rotating plate and the bottom plate.
Preferably, the moving assembly comprises a main support, three moving wheels with coplanar axes are arranged on the main support, a moving motor is correspondingly arranged on one side of the axes of the moving wheels, and the plane formed by the axes of the three moving wheels is parallel to the bottom plate.
Preferably, the longitudinal sliding table assembly comprises a longitudinal sliding table base with an inner installation groove, a longitudinal lead screw is connected to the groove wall of the installation groove, a longitudinal sliding block which is matched with the longitudinal lead screw to rotate and move is arranged outside the longitudinal lead screw, the longitudinal sliding table base is fixedly connected with the rotating plate, and the arranging assembly is fixedly connected with the longitudinal sliding block.
Preferably, the lower side of the tightening assembly is also provided with a longitudinal sliding table assembly, a longitudinal guide rod of the longitudinal sliding table assembly corresponding to the tightening assembly comprises two sections of longitudinal guide threads with opposite turning directions and equal lengths, each section of longitudinal guide thread is provided with a longitudinal sliding block matched with the longitudinal guide thread, the explorator is respectively positioned on the two longitudinal sliding blocks and arranged in a mirror image mode, the upper end of the explorator is provided with a semi-cylindrical tightening end, and the inside clamped by the two tightening ends is provided with a thin aluminum sheet.
Preferably, the two sides of the arrangement disc are provided with circular friction grooves, so that the section of the arrangement disc is in an I shape, friction wheels capable of driving the arrangement disc to rotate are arranged in the friction grooves, and the friction wheels are attached to the circular walls of the friction grooves.
Preferably, the hole wall of the finishing hole is provided with a conical transition cambered surface.
Preferably, the friction wheel is connected with a friction wheel motor, two sides of the tidying base are provided with baffles for limiting the axial movement of the tidying disc, and the friction wheel motor is fixed on the baffles.
A method based on the overhead transmission line ground wire damage restoration device comprises the following steps:
A. walking on the ground wire: hanging the device on a ground wire, pressing a concave clamping groove of a moving wheel on the ground wire, and driving the moving wheel by a moving motor to enable the device to walk along the ground wire;
B. obstacle avoidance: the electric push rod contracts to drive the rotating plate to downwards rotate to be matched with the longitudinal sliding table assembly, and the sorting assembly is far away from the ground wire to complete obstacle avoidance;
C. arranging the broken strand ground wires: after the device travels to the designated position, the ground wire passes through the opening of the arranging assembly and reaches the rotation center of the arranging assembly; the moving wheel is linked with the arranging disc to lead the arranging disc to do spiral motion, and the broken ground wires are restored to the original stranding state; the two explorator move to approach the ground wire face to face at the same time, and the explorator extrudes the thin aluminum sheet to deform and tighten the thin aluminum sheet on the ground wire.
The invention has the advantages that:
1. the extrusion reset of the ground wires can be completed, the automatic arrangement of the broken strands of the ground wires is completed, and the efficiency of restoration and repair of the broken strands of the ground wires is improved;
2. live working can be realized, and the loss of power failure maintenance is reduced;
3. the arrangement of the ground wires can be completed without the need of people to approach the ground wires, the operation is safe, and the efficiency is high;
4. the arrangement component is located on the rotating plate, the angle of the rotating plate is adjusted to complete restoration of the broken strand ground wire at the height change position of the overhead line, and the environment adaptability is high.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of a longitudinal sliding table assembly corresponding to the collating assembly in the invention.
Fig. 3 is a schematic structural view of a longitudinal sliding table assembly corresponding to the tightening assembly of the present invention.
Fig. 4 is a schematic view of the structure of the winding assembly of the present invention.
Fig. 5 is an internal cross-sectional view of the winding assembly of the present invention.
In the figure: the movable assembly 1 main support 11 movable wheel 12 concave clamping groove 121 movable motor 13 obstacle avoidance assembly 2 electric push rod 21 hinged support 22 rotating plate 23 arrangement assembly 3 arrangement base 31 arrangement disc 32 arrangement hole 321 opening 322 friction groove 323 friction wheel 33 friction wheel motor 34 baffle 35 binding assembly 4 profiling 5 holding end 51 upright rod 52 connecting block 53 aluminum sheet 54 longitudinal sliding table assembly 6 longitudinal sliding table base 61 mounting groove 611 longitudinal screw 62 longitudinal guide rod 63 longitudinal screw motor 65 bottom plate 7.
Detailed Description
The invention is further described below with reference to the figures and specific embodiments.
In fig. 1, fig. 2, fig. 3 and fig. 4, an overhead transmission line ground wire damage recovery device includes a bottom plate 7, a moving assembly 1, a sorting assembly 3, an obstacle avoiding assembly 2 and a tightening assembly 4: the moving assembly 1 comprises a moving wheel 12, and a concave clamping groove 121 matched with a ground wire is arranged on the periphery of the moving wheel 12; the arrangement component 3 comprises an arrangement disc 32, the arrangement disc 32 is provided with an arrangement hole 321 which can be matched with the ground wire, and the arrangement disc 32 can do spiral motion along the ground wire; the tightening component 4 comprises two claspable explorators 5; the obstacle avoiding assembly can enable the arranging assembly 3 to be far away from the ground wire. The moving component 1 and the tightening component 4 are positioned on the bottom plate 7; the sorting assembly 3 is positioned on the obstacle avoiding assembly 2. The arranging assembly 3 further comprises an arranging base 31, the arranging disc 32 is located inside the arranging base 31, the arranging disc 32 can rotate relative to the arranging base 31, and openings 322 which can correspondingly enter the ground wires are formed in the arranging base 31 and the arranging disc 32, so that the arranging base 31 and the arranging disc 32 are C-shaped. The arrangement component 3 is provided with two sets, the obstacle avoidance component 2 comprises a longitudinal sliding table component 6, and the lower sides of the two sets of arrangement components 3 are provided with corresponding longitudinal sliding table components 6. The obstacle avoiding assembly 2 comprises a rotating plate 23, one side of the rotating plate 23 is rotatably fixed on the side surface of the bottom plate 7, the arranging assembly 3 is positioned on the upper side of the rotating plate 23, and an electric push rod 21 capable of pushing the rotating plate 23 to rotate is arranged on the lower sides of the rotating plate 23 and the bottom plate 7. The two ends of the electric push rod 21 are provided with hinge brackets 22, and the hinge brackets 22 are respectively fixed on the lower sides of the bottom plate 7 and the rotating plate 23. The moving assembly 1 comprises a main support 11, three moving wheels 12 with coplanar axes are arranged on the main support 11, a moving motor 13 is correspondingly arranged on one side of the axes of the moving wheels 12, and the plane formed by the axes of the three moving wheels 12 is parallel to the bottom plate 7. The longitudinal sliding table assembly 6 comprises a longitudinal sliding table base 61 with an installation groove 611 arranged therein, the installation groove 611 is a cuboid, a longitudinal lead screw 62 is connected to the groove wall of the installation groove 611, a longitudinal lead screw motor 65 is arranged at one end of the longitudinal lead screw 62, a longitudinal sliding block 64 which is matched with the longitudinal lead screw 62 to rotate and move is arranged outside the longitudinal lead screw 62, the longitudinal sliding table base 61 is fixedly connected with the rotating plate 23, and the sorting assembly 3 is fixedly connected with the longitudinal sliding block 64. It also is equipped with vertical slip table subassembly 6 to tighten 4 downside of subassembly, tighten the vertical guide bar 63 of the vertical slip table subassembly 6 that subassembly 4 corresponds and include two sections vertical guide screw threads that revolve to opposite length and equal, every section vertical guide screw thread all is equipped with the vertical slider 64 that matches with it, profiling 5 is located two vertical slider 64 respectively and the mirror image is arranged, profiling 5 upper end is equipped with the end 51 of holding tightly of semi-cylindrical shape of face, the downside one side of holding tightly the end 51 is equipped with pole setting 52 and connecting block 53, connecting block 53 is fixed on vertical slider 64. The inside between the two clasping ends 51 is provided with a thin aluminum sheet 54. The two sides of the arranging disc 32 are provided with circular friction grooves 323 so that the section of the arranging disc 32 is in an I shape, the friction wheel 33 capable of driving the arranging disc 32 to rotate is arranged in the friction groove 323, and the friction wheel 33 is attached to the circular wall of the friction groove 323. The wall of the finishing hole 321 is provided with a tapered transition arc surface. The friction wheel 33 is connected with a friction wheel motor 34, two sides of the tidying base 31 are provided with baffle plates 35 for limiting the axial movement of the tidying disc 32, and the friction wheel motor 34 is fixed on the baffle plates 35.
A method based on the overhead transmission line ground wire damage restoration device comprises the following steps:
A. walking on the ground wire: hanging the device on a ground wire, pressing the concave clamping groove 121 of the moving wheel 12 on the ground wire, and driving the moving wheel 12 by the moving motor 13 to enable the device to walk along the ground wire;
B. obstacle avoidance: the electric push rod 21 contracts to drive the rotating plate 23 to downwards rotate to be matched with the longitudinal sliding table assembly 6, and the arranging assembly 3 is far away from the ground wire to complete obstacle avoidance;
C. arranging the broken strand ground wires: after the device travels to the designated position, the ground wire passes through the opening 322 of the arranging component 3 and reaches the rotation center position of the arranging component 3; the arranging disc 32 makes spiral motion to restore the broken ground wires to the original stranding state; the two formers 5 are moved together face to face towards the ground conductor, the formers 5 pressing the aluminium foil 54 deforming and tightening it onto the ground conductor.
Hanging the device on a ground wire, pressing the concave clamping groove 121 of the moving wheel 12 on the ground wire, and driving the moving wheel 12 by the moving motor 13 to enable the device to walk along the ground wire; the rotating plate 23 is rotated to a low level position by driving the electric push rod 21; the longitudinal sliding table assembly 6 is driven, the two groups of arranging assemblies 3 are respectively moved to the end, corresponding to the arranging disc 32, of the longitudinal sliding table base 61, which is not provided with the opening 322, the two arranging assemblies 3 are positioned on the outer side of the ground wire, and obstacle avoidance in the walking process is realized; after the device travels to the designated position, the ground wire passes through the opening 322 of the arranging component 3 and reaches the rotation center position of the arranging component 3; the moving wheel 12 is linked with the arranging disc 32 to lead the arranging disc 32 to do spiral motion, and the broken ground wires are restored to the original stranding state; the two formers 5 are moved together face to face towards the ground conductor, the formers 5 pressing the aluminium foil 54 deforming and tightening it onto the ground conductor.
Claims (9)
1. The utility model provides an overhead transmission line leads ground wire damage recovery unit, characterized by, dodge the subassembly and tighten the subassembly including bottom plate, removal subassembly, arrangement subassembly, obstacle:
the moving assembly comprises a moving wheel, and concave clamping grooves matched with the ground wires are formed in the peripheral sides of the moving wheel;
the arrangement assembly comprises an arrangement disc, the arrangement disc is provided with an arrangement hole matched with the ground wire, and the arrangement disc can make spiral motion along the ground wire;
the binding component comprises two embracing explorators;
the obstacle avoiding assembly can enable the arranging assembly to be far away from the ground wire;
the moving assembly and the tightening assembly are positioned on the bottom plate; the sorting assembly is positioned on the obstacle avoiding assembly; the arranging component also comprises an arranging base; baffles for limiting the movement of the arrangement disc in the axial direction are arranged on two sides of the arrangement base; the upper end of the profiling is provided with a semi-cylindrical holding end, and an aluminum sheet is arranged inside a clamp of the two holding ends; the obstacle avoiding assembly comprises a rotating plate, one side of the rotating plate is rotatably fixed on the side face of the bottom plate, the arranging assembly is located on the upper side of the rotating plate, and electric push rods capable of pushing the rotating plate to rotate are arranged on the lower sides of the rotating plate and the bottom plate.
2. The overhead transmission line ground wire damage restoration device according to claim 1, wherein the arranging disc is located inside the arranging base, the arranging disc can rotate relative to the arranging base, and openings corresponding to ground wires can be arranged in the arranging base and the arranging disc, so that the arranging base and the arranging disc are in a C shape.
3. The overhead transmission line ground wire damage restoration device according to claim 1, wherein the arrangement assemblies are provided in two groups, the obstacle avoidance assembly comprises a longitudinal sliding table assembly, and the lower sides of the two groups of arrangement assemblies are provided with corresponding longitudinal sliding table assemblies.
4. The overhead transmission line ground wire damage restoration device according to claim 1, wherein the moving assembly comprises a main support, three moving wheels with coplanar axes are arranged on the main support, a moving motor is correspondingly arranged on one side of the axes of the moving wheels, and the plane formed by the axes of the three moving wheels is parallel to the bottom plate.
5. The overhead transmission line ground wire damage restoration device according to claim 3, wherein the longitudinal sliding table assembly comprises a longitudinal sliding table base with an installation groove formed therein, a longitudinal lead screw is connected to a wall of the installation groove, a longitudinal sliding block which moves in a manner of matching with the rotation of the longitudinal lead screw is arranged outside the longitudinal lead screw, the longitudinal sliding table base is fixedly connected with the rotating plate, and the tidying assembly is fixedly connected with the longitudinal sliding block.
6. The overhead transmission line ground wire damage restoration device according to claim 5, wherein a longitudinal sliding table assembly is also arranged on the lower side of the tightening assembly, a longitudinal guide rod of the longitudinal sliding table assembly corresponding to the tightening assembly comprises two longitudinal guide threads with opposite turning directions and equal length, each longitudinal guide thread is provided with a longitudinal sliding block matched with the longitudinal guide thread, and the explorator is respectively positioned on the two longitudinal sliding blocks and arranged in a mirror image manner.
7. The overhead transmission line ground wire damage restoration device according to claim 1, wherein two sides of the arranging disc are provided with circular friction grooves so that the section of the arranging disc is in an I shape, friction wheels capable of driving the arranging disc to rotate are arranged in the friction grooves, and the friction wheels are attached to the annular walls of the friction grooves.
8. The overhead transmission line ground wire damage restoration device according to claim 1 or 7, wherein the hole wall of the arranging hole is provided with a tapered transition arc surface.
9. A method for restoring the ground wire damage of the overhead transmission line based on any one of the claims 1 to 8 comprises the following steps:
walking on the ground wire: hanging the device on a ground wire, pressing a concave clamping groove of a moving wheel on the ground wire, and driving the moving wheel by a moving motor to enable the device to walk along the ground wire;
obstacle avoidance: the electric push rod contracts to drive the rotating plate to downwards rotate to be matched with the longitudinal sliding table assembly, and the sorting assembly is far away from the ground wire to complete obstacle avoidance;
arranging the broken strand ground wires: after the device travels to the designated position, the ground wire passes through the opening of the arranging assembly and reaches the rotation center of the arranging assembly; the moving wheel is linked with the arranging disc to lead the arranging disc to do spiral motion, and the broken ground wires are restored to the original stranding state; the two explorator move to approach the ground wire face to face at the same time, and the explorator extrudes the thin aluminum sheet to deform and tighten the thin aluminum sheet on the ground wire.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810796745.1A CN109038359B (en) | 2018-07-19 | 2018-07-19 | Overhead transmission line ground wire damage restoration device and method |
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| CN201810796745.1A CN109038359B (en) | 2018-07-19 | 2018-07-19 | Overhead transmission line ground wire damage restoration device and method |
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| CN109038359B true CN109038359B (en) | 2020-07-17 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109842053B (en) * | 2019-01-07 | 2024-07-23 | 国网浙江新昌县供电有限公司 | Automatic repairing device for 10 KV live line insulated conductor |
| CN111999601B (en) * | 2020-08-26 | 2023-03-21 | 江苏量为石科技股份有限公司 | Low-voltage power line loss detection and maintenance device |
| CN112421482B (en) * | 2020-11-05 | 2022-09-30 | 苏州汇亨电力设计有限公司 | Smart power grids system maintenance device |
| CN114670220B (en) * | 2022-05-09 | 2023-06-23 | 常州达利辰自动化科技有限公司 | High-altitude ground wire multi-strand broken wire intelligent repairing robot |
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