CN112542807B - Conveyer on high tension transmission line high altitude wire - Google Patents
Conveyer on high tension transmission line high altitude wire Download PDFInfo
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- CN112542807B CN112542807B CN202011608287.8A CN202011608287A CN112542807B CN 112542807 B CN112542807 B CN 112542807B CN 202011608287 A CN202011608287 A CN 202011608287A CN 112542807 B CN112542807 B CN 112542807B
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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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- Electric Cable Installation (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention discloses a conveying device on a high-altitude wire of a high-voltage transmission line, which belongs to the field of power cable erection mounting tools and comprises a support plate, wherein two support shells are symmetrically fixed on the bottom surfaces of top walls at two ends of the support plate, open accommodating cavities are respectively formed in the bottom surfaces of the two support shells, a plurality of pulleys are uniformly distributed in the accommodating cavities, the pulleys are respectively rotatably connected with the accommodating cavities, slide blocks are respectively arranged below the two support shells, slide seats are slidably connected with the bottom surfaces of the slide blocks, friction blocks are slidably nested in inner cavities of the top surfaces of the slide blocks, connecting rods are respectively rotatably connected with the opposite sides of the two slide blocks, and one ends, far away from the slide blocks, of the two connecting rods are respectively provided with a first gear. In the invention, the motor is meshed with the first gear through the second gear to rotate, the first gear pulls the connecting rod to drive the sliding block and the friction block to move along the outer surface of the high-voltage lead, and the transmission effect is realized through the suspension load of the support ring.
Description
Technical Field
The invention belongs to the technical field of power cable erection, and particularly relates to a conveying device on a high-altitude wire of a high-voltage power transmission line.
Background
When a high-voltage transmission line power grid is built and maintained, an operator needs to work on a high-altitude wire, required construction equipment is generally lifted from the ground to the wire through a lifting rope or is conveyed to the side of the operator along the wire through stretching and a pulley, when the operator moves to the wire far away from a tower, the operator is inconvenient and unsafe, and the required construction equipment cannot be lifted from the ground to the side even above a ravine, a highway or other spanning objects in a mountainous region, so that a horizontal conveying device is needed to finish the conveying task of the equipment.
The existing pull rope is only suitable for a horizontal wire, but the wire generally has a certain inclination under the actual working condition, the inclination of the erected wire in a mountainous area is larger, and the wire also can sag greatly due to the heavy weight of the wire. The transportation device on the overhead conductor of the high-voltage transmission line with the publication number of CN108448481B has the following defects: when the conductor sag is large, the idler wheel is driven by the motor to roll on the surface of the conductor and is easy to slip, the contact area between the idler wheel and the conductor is small, the pressure on the conductor is large, nicks are easy to generate on the surface of the conductor, and abnormal abrasion of the conductor is caused.
Disclosure of Invention
The invention aims to: the conveying device on the high-altitude wire of the high-voltage transmission line is provided for solving the problems that in the prior art, a roller easily slips when rolling on the surface of the wire, the contact area between the roller and the wire is small, the pressure on the wire is large, nicks are easily generated on the surface of the wire, and the wire is abnormally abraded.
In order to achieve the purpose, the invention adopts the following technical scheme:
a conveying device on a high-altitude wire of a high-voltage transmission line comprises a supporting plate, wherein two supporting shells are symmetrically fixed on the bottom surfaces of top walls at two ends of the supporting plate, open accommodating cavities are formed in the bottom surfaces of the two supporting shells respectively, a plurality of pulleys are uniformly distributed and arranged in the accommodating cavities and are respectively in rotary connection with the accommodating cavities, sliders are arranged below the two supporting shells respectively, slide seats are connected to the bottom surfaces of the sliders in a sliding mode, friction blocks are nested in the inner cavities of the top surfaces of the sliders in a sliding mode, connecting rods are respectively in rotary connection with opposite sides of the two sliders, first gears are respectively arranged at one ends, far away from the sliders, of the two connecting rods, are respectively in rotary connection with the edges of the first gears, the two first gears are respectively in rotary connection with the side walls of the supporting plate, the two first gears are in meshed connection, and a motor is arranged on one side of one first gear, the motor is fixed diapire top surface intermediate position department of extension board, the output shaft end of motor is fixed with the second gear, the second gear with one first gear engagement is connected, the slider intermediate position is seted up flutedly, the clutch blocks below is fixed with the boss, the boss gos deep into in the recess, be equipped with branch in the recess, just the centre of branch is fixed with the connecting axle of being connected with slider inner wall rotation, runs through the inside activity of clutch blocks and boss has inserted the tight piece that rises, the lower extreme that rises is provided with the triangle piece, just an inclined plane of triangle piece with the branch laminating.
As a further description of the above technical solution:
one end of the supporting rod extends to the outside of the sliding block, a shifting rod is fixed at the tail end of the sliding block, a movable pin is arranged on the shifting rod, and two pin holes matched with the pin in size are respectively formed in the upper portion and the lower portion of the sliding block.
As a further description of the above technical solution:
and pins of the two shift levers are always inserted into the pin holes with opposite up and down positions.
The maximum displacement of the connecting rod driving the sliding block to move is smaller than the distance between the side surface of the boss and the groove.
As a further description of the above technical solution:
the bottom surface of two the slide is the symmetry respectively and is fixed with two threaded rods, the surface activity cover of threaded rod is equipped with the spring, the both ends of spring respectively with the bottom surface of slide with the diapire top surface of extension board is laminated mutually, the free end of threaded rod passes through-hole and the end threaded connection on the extension board diapire have the nut, the diapire bottom surface symmetry of extension board is fixed with a plurality of annulars.
As a further description of the above technical solution:
the pulley with the surface of clutch blocks is circular-arc structure, the circular-arc surface of clutch blocks is carved with anti-skidding line.
As a further description of the above technical solution:
the upper surface of the tensioning block is provided with an elastic friction plate.
As a further description of the above technical solution:
the nut and the threaded rod are connected through threads by fine threads, and the outer surface of the support plate is sprayed with an antirust and anticorrosive coating.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the nut is rotated to move along the surface of the threaded rod through the arranged threaded rod, the spring pushes the sliding seat to abut against the sliding block and the friction block to move in the support plate, so that the distance between the friction block and the pulley is changed, and the wire can be used on wires with different diameters.
2. According to the invention, through the arrangement of the motor, the friction block, the sliding blocks, the connecting rods and the like, the motor drives the second gear to be meshed with the first gear to rotate, the two first gears respectively drive the two connecting rods to pull the two sliding blocks along opposite directions through the bosses, so that the friction block nested in one sliding block obliquely upwards presses against the wire along the inclined plane of the top surface of the sliding block, and the wire is clamped.
3. According to the invention, through the arrangement of the deflector rod, the supporting rod, the first baffle plate and the second baffle plate, when the device needs to move reversely, the deflector rods on the two sliding blocks are respectively rotated reversely, and the deflector rod drives the supporting rod to deflect through the rotating shaft, so that the first baffle plate or the second baffle plate is switched and inserted into the sliding grooves in the top surfaces of the sliding blocks, the movement direction of the friction blocks in the sliding blocks is limited, and the device is convenient and reliable to use.
Drawings
Fig. 1 is a schematic structural diagram of a transportation device on an overhead conductor of a high-voltage power transmission line according to embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of a transportation device on an overhead conductor of a high-voltage power transmission line according to embodiment 2 of the present invention;
fig. 3 is a front partial sectional view of a transportation device on an overhead conductor of a high-voltage transmission line according to the invention;
fig. 4 is an enlarged view of a transportation device on an overhead conductor of a high-voltage transmission line at a position A in fig. 3, according to the invention;
fig. 5 is a cross-sectional view of a moving state of a transportation device on an overhead conductor of a high-voltage power transmission line according to embodiment 2 of the present invention.
Illustration of the drawings: 1. a support plate; 2. supporting a shell; 3. a pulley; 4. a slider; 5. a slide base; 6. a friction block; 61. a boss; 62. a tensioning block; 63. a triangular block; 64. a friction plate; 7. a connecting rod; 8. a first gear; 9. a motor; 10. a second gear; 11. a strut; 12. a pin; 13. a pin hole; 14. a deflector rod; 15. a threaded rod; 16. a spring; 17. a nut; 18. and (7) supporting a ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in figure 1, the transportation device on the high-altitude wire of the high-voltage transmission line comprises a support plate 1, and is characterized in that two support shells 2 are symmetrically fixed on the bottom surfaces of top walls of two ends of the support plate 1, open accommodating cavities are respectively formed in the bottom surfaces of the two support shells 2, a plurality of pulleys 3 are uniformly distributed in the accommodating cavities, the pulleys 3 are respectively rotatably connected with the accommodating cavities, sliders 4 are respectively arranged below the two support shells 2, a sliding seat 5 is slidably connected with the bottom surfaces of the sliders 4, a friction block 6 is slidably nested in an inner cavity of the top surface of each slider 4, connecting rods 7 are respectively rotatably connected with opposite sides of the two sliders 4, one ends, far away from the sliders 4, of the two connecting rods 7 are respectively provided with a first gear 8, the connecting rods 7 are rotatably connected with the edges of the first gears 8, the two first gears 8 are respectively rotatably connected with the side walls of the support plate 1, the two first gears 8 are connected in a meshing manner, one side of one first gear 8 is provided with a motor 9, the motor 9 is fixed in diapire top surface intermediate position department of extension board 1, the output shaft end of motor 9 is fixed with second gear 10, second gear 10 is connected with the meshing of a first gear 8, pulley 3 hangs and plays main bearing effect on the wire upper surface, the bottom surface of two slides 5 is respectively the symmetry and is fixed with two threaded rods 15, the surface activity cover of threaded rod 15 is equipped with spring 16, the both ends of spring 16 laminate with the bottom surface of slide 5 and the diapire top surface of extension board 1 respectively, the free end of threaded rod 15 passes the through-hole on the extension board 1 diapire and end threaded connection has nut 17, nut 17 adopts fine thread with threaded rod 15's threaded connection, utilize the auto-lock of fine thread, prevent that nut 17 from coming loose, the surface spraying of extension board 1 has rust-resistant anticorrosive coating, prevent the corrosion, extension device life. A plurality of support rings 18 are symmetrically fixed on the bottom surface of the bottom wall of the support plate 1, a rotating nut 17 moves along the surface of a threaded rod 15, a spring 16 pushes a sliding seat 5 to press a sliding block 4 and a friction block 6 to move in the support plate 1, so that the distance between the friction block 6 and a pulley 3 is changed, the support plate is convenient to use on wires with different diameters, pre-pressure is provided for the friction block 6 to be attached to the surface of the wire, the pulley 3 is prevented from being separated from the wire, the surfaces of the pulley 3 and the friction block 6 are both of arc-shaped structures, the pulley 3 and the friction block 6 are attached to the surface of the wire, tripping is prevented, anti-skidding lines are carved on the arc-shaped surface of the friction block 6, the friction force between the pulley and the wire is increased, slipping is prevented, and the conveying efficiency is improved.
The motor 9 drives the second gear 10 to be meshed with the first gears 8 to rotate, the two first gears 8 respectively drive the two connecting rods 7 through the bosses to pull the two sliders 4 along opposite directions, the motor 9 is pulled through a counterforce to drive the support plate 1 to integrally move forwards, and therefore the high-altitude conducting wire of the high-voltage power transmission line is conveyed.
Example 2
On the basis of embodiment 1, when the sag of the wire is large, the roller is driven by the motor to roll on the surface of the wire and is easy to slip, so that the device cannot normally move on the overhead wire of the high-voltage transmission line, in order to improve the climbing capability of the device on the high-voltage transmission line, referring to fig. 2-4, a groove 41 is formed in the middle of a slider 4 in the embodiment, a boss 61 is fixed below a friction block 6, the boss 61 extends into the groove 41, a supporting rod 11 is arranged in the groove 41, a connecting shaft rotatably connected with the inner wall of the slider 4 is fixed in the middle of the supporting rod 11, a tension block 62 is movably inserted into the friction block 6 and the boss 61, a triangular block 63 is arranged at the lower end of the tension block 62, an inclined plane of the triangular block 63 is attached to the supporting rod 11, an elastic friction plate 64 is arranged on the upper surface of the triangular block 62, so as to prevent the tension block 62 from over-pressing the wire and damaging the wire, the maximum displacement of the connecting rod 7 driving the sliding block 4 to move is smaller than the distance between the side face of the boss 61 and the groove 41, the triangular block 63 is prevented from being separated from the matching with the supporting rod 11, a rotating shaft at one end of the supporting rod 11 extends to the outside of the sliding block 4, a shifting rod 14 is fixed at the tail end of the rotating shaft, a movable pin 12 is arranged on the shifting rod 14, two pin holes 13 matched with the pin 12 in size are respectively arranged on the upper portion and the lower portion of the sliding block 4, and the pin 12 of the two shifting rods 14 is always inserted into the pin holes 13 which are opposite to each other.
Referring to fig. 5, the shift lever 14 is adjusted to drive the support rod 11 to deflect through the rotating shaft, the pin 12 in the left shift lever 14 is inserted into the upper pin hole 13, the left support rod 11 is inclined to the left and the right, the pin 12 in the right shift lever 14 is inserted into the lower pin hole 13, the right support rod 11 is inclined to the right and the upper, the motor 9 drives the second gear 10 to engage with the first gear 8 to rotate, the two first gears 8 respectively drive the two connecting rods 7 through the bosses to pull the two sliding blocks 4 to move along opposite directions relative to the friction block 6, so that the left tension block 62 slides upwards along the connecting rods 7 and clamps the wire, the left pulley 3 does not roll any more, the right tension block 62 enters downwards along the connecting rods 7 to loosen the wire from the friction block 6, the friction block on the right side and the wire continue to be fed through the rolling through the reaction force, and the support plate 1 is driven to move forwards as a whole in an alternative manner, when the two connecting rods 7 reversely push the sliding block 4, the left side loosens the wire, the right side is blocked, the left roller and the friction block continue to eat the wire, and the device is driven to move forwards alternately, so that the phenomenon that the roller slips on the surface of the wire when the sag of the wire is large is avoided.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The conveying device on the high-altitude wire of the high-voltage transmission line comprises a support plate (1) and is characterized in that two support shells (2) are symmetrically fixed on the bottom surfaces of top walls of two ends of the support plate (1), open accommodating cavities are respectively formed in the bottom surfaces of the two support shells (2), a plurality of pulleys (3) are uniformly distributed in the accommodating cavities, the pulleys (3) are respectively rotatably connected with the accommodating cavities, sliding blocks (4) are respectively arranged below the two support shells (2), a sliding seat (5) is slidably connected with the bottom surface of each sliding block (4), a friction block (6) is slidably nested in an inner cavity of the top surface of each sliding block (4), connecting rods (7) are respectively rotatably connected with opposite sides of the two sliding blocks (4), first gears (8) are respectively arranged at one ends, far away from the sliding blocks (4), of the two connecting rods (7), and the edges of the first gears (8) are rotatably connected with the connecting rods (7), the two first gears (8) are respectively and rotatably connected with the side wall of the support plate (1), and the two first gears (8) are in meshed connection; a motor (9) is arranged on one side of one first gear (8), the motor (9) is fixed at the middle position of the top surface of the bottom wall of the support plate (1), a second gear (10) is fixed at the tail end of an output shaft of the motor (9), the second gear (10) is meshed with one first gear (8), a groove (41) is arranged in the middle of the sliding block (4), a boss (61) is fixed below the friction block (6), the boss (61) is deeply inserted into the groove (41), a support rod (11) is arranged in the groove (41), a connecting shaft which is rotationally connected with the inner wall of the sliding block (4) is fixed in the middle of the supporting rod (11), a tension block (62) is movably inserted in the friction block (6) and the boss (61), a triangular block (63) is arranged at the lower end of the tension block (62), one inclined surface of the triangular block (63) is attached to the support rod (11); one end of the supporting rod (11) is provided with a rotating shaft which extends to the outside of the sliding block (4), a shifting rod (14) is fixed at the tail end of the sliding block, a movable pin (12) is arranged on the shifting rod (14), and two pin holes (13) which are matched with the pin (12) in size are respectively arranged on the upper portion and the lower portion of the sliding block (4).
2. The transporting device on the overhead conductor of the high-voltage transmission line according to claim 1, wherein the pins (12) of the two deflector rods (14) are inserted into the pin holes (13) which are opposite up and down all the time.
3. The transporting device on the overhead conductor of the high-tension transmission line according to claim 1, wherein the maximum displacement of the connecting rod (7) driving the sliding block (4) to move is smaller than the distance between the side surface of the boss (61) and the groove (41).
4. The conveying device for the overhead conductors of the high-voltage power transmission lines according to claim 2, wherein two threaded rods (15) are symmetrically fixed to the bottom surfaces of the two sliding seats (5) respectively, springs (16) are movably sleeved on the outer surfaces of the threaded rods (15), two ends of each spring (16) are attached to the bottom surfaces of the sliding seats (5) and the top surface of the bottom wall of the support plate (1) respectively, the free ends of the threaded rods (15) penetrate through holes in the bottom wall of the support plate (1), nuts (17) are connected to the free ends of the threaded rods in a threaded mode, and a plurality of support rings (18) are symmetrically fixed to the bottom surface of the bottom wall of the support plate (1).
5. The conveying device on the high-altitude wire of the high-voltage transmission line according to claim 1, wherein the surfaces of the pulley (3) and the friction block (6) are both arc-shaped structures, and anti-skid lines are engraved on the arc-shaped surfaces of the friction block (6).
6. The transportation device on the overhead conductor of the high-tension transmission line according to claim 1, wherein an elastic friction plate (64) is arranged on the upper surface of the tension block (62).
7. The conveying device on the overhead conductor of the high-voltage power transmission line according to claim 4, wherein the threaded connection between the nut (17) and the threaded rod (15) adopts fine threads, and the outer surface of the support plate (1) is sprayed with an antirust and anticorrosive coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011608287.8A CN112542807B (en) | 2020-12-30 | 2020-12-30 | Conveyer on high tension transmission line high altitude wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011608287.8A CN112542807B (en) | 2020-12-30 | 2020-12-30 | Conveyer on high tension transmission line high altitude wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112542807A CN112542807A (en) | 2021-03-23 |
| CN112542807B true CN112542807B (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011608287.8A Active CN112542807B (en) | 2020-12-30 | 2020-12-30 | Conveyer on high tension transmission line high altitude wire |
Country Status (1)
| Country | Link |
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| CN (1) | CN112542807B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2643757B1 (en) * | 1989-02-24 | 1991-06-07 | Cahors App Elec | METHOD AND TOOL FOR LAYING A CONDUCTOR SPACER FROM AN OVERHEAD ELECTRICAL LINE FROM THE GROUND, AND A SPACER RELATING THERETO |
| CA2418473A1 (en) * | 2003-02-04 | 2004-08-04 | Hydro-Quebec | Robot vehicle that runs on conductors and has the ability to negotiate obstacles using temporary support rotors |
| CN205565512U (en) * | 2016-03-18 | 2016-09-07 | 国网山东省电力公司日照供电公司 | Multi -functional large -scale transmission line of wireless communication formula overhauls device |
| CN108448481B (en) * | 2018-04-07 | 2020-01-24 | 陕西送变电工程公司 | Conveyer on high tension transmission line high altitude wire |
| CN108899802B (en) * | 2018-08-31 | 2023-10-27 | 国网江苏省电力有限公司淮安供电分公司 | A live overhead cable traveling vehicle equipped with a dialing mechanism |
| CN111431087B (en) * | 2020-04-14 | 2020-11-17 | 山东科信建设工程有限公司 | Supplementary workman's device of marcing under high altitude cable work environment |
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2020
- 2020-12-30 CN CN202011608287.8A patent/CN112542807B/en active Active
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| CN112542807A (en) | 2021-03-23 |
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