CN117060316B - Automatic ice coating removing device for overhead high-voltage transmission line - Google Patents
Automatic ice coating removing device for overhead high-voltage transmission line Download PDFInfo
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- CN117060316B CN117060316B CN202311312007.2A CN202311312007A CN117060316B CN 117060316 B CN117060316 B CN 117060316B CN 202311312007 A CN202311312007 A CN 202311312007A CN 117060316 B CN117060316 B CN 117060316B
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 119
- 239000011248 coating agent Substances 0.000 title claims abstract description 29
- 238000000576 coating method Methods 0.000 title claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims description 45
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005485 electric heating Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 238000002844 melting Methods 0.000 abstract description 4
- 230000008018 melting Effects 0.000 abstract description 4
- 230000000712 assembly Effects 0.000 description 6
- 238000000429 assembly Methods 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/16—Devices for removing snow or ice from lines or cables
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention relates to the technical field of line deicing, in particular to an automatic deicing device for an overhead high-voltage transmission line, which comprises a driving unit used for moving on the transmission line, wherein a first deicing unit is arranged at the right end of the driving unit through an auxiliary plate, and a plurality of second deicing units distributed in a semicircular mode are connected to the first deicing unit. According to the existing method, ice cubes can be promoted to melt through the movable electric heating pipe, the ice cubes are broken through swinging of the ice breaking rod, so that ice coating on the surface of the power transmission line is removed, but the adopted electric heating pipe can only heat the ice coating from one place, and the ice coating melting effect is not ideal. The first deicing unit and the second deicing unit are matched, multidirectional local melting treatment can be performed on the ice covered by the ring, and then the ice is removed from the surface of the power transmission line in a mode of knocking at a plurality of angles, so that the effect of removing the ice covered on the surface of the power transmission line is improved.
Description
Technical Field
The invention relates to the technical field of line deicing, in particular to an automatic ice coating removing device for an overhead high-voltage transmission line.
Background
The overhead line is an overhead open line, and a power transmission wire is fixed on a tower erected on the ground by an insulator to transmit electric energy.
The overhead line is convenient to erect and maintain, has low cost, is easy to be affected by weather and environment to cause faults, particularly in rainy and snowy weather, the temperature of the external environment is low, ice is attached to the surface of the power transmission line, the ice is gradually increased along with the time, and the power transmission line is backlogged, so that the normal power transmission work of the power transmission line is affected, and therefore, the ice coating on the surface of the power transmission line is required to be removed.
The existing method is as disclosed in the publication No. CN111614052A, a deicing device for a high-voltage transmission line comprises an insulation box, wherein a motor is fixedly connected to the inner side of the insulation box, a driving rotating shaft is fixedly connected to the output end of the motor, a driving belt pulley is fixedly connected to the right end of the driving rotating shaft, a bearing bracket is fixedly connected to the bottom of the insulation box in bilateral symmetry, a driven wheel shaft is rotatably connected to the inner side of the bearing bracket, a plurality of limiting wheels are fixedly connected to the outer side of the driven wheel shaft, a driven belt pulley is fixedly connected to the right end of the driven wheel shaft, and a transmission belt is sleeved between the driving belt pulley and the driven belt pulley; the middle part fixedly connected with of drive pivot rotates the wheel, rotates the wheel outside equipartition and is provided with a plurality of arc kicking blocks, and insulation box rear side sliding connection has the slip horizon bar, and slip horizon bar rear end fixedly connected with electric heating pipe, slip horizon bar front end fixedly connected with limit baffle, limit baffle cooperate with the arc kicking block, and the electric heating pipe fore-and-aft movement of adoption heats the ice-cube to accelerate the ice-cube to melt, the reciprocal swing of the broken ice-cube of swing under the effect of transmission upright piece is knocked the breakage through broken ice-cube, makes the ice-cube drop.
According to the method, the moving electric heating pipe can promote ice cubes to melt, the swing ice breaking rod swings to break the ice cubes, so that ice coating on the surface of the power transmission line is removed, but the adopted electric heating pipe can only heat the ice coating from one position, the electric heating pipe cannot feed in the direction of the power transmission line, the ice coating melting effect is not ideal, the single swing ice breaking rod is adopted to knock, the ice coating on the power transmission line is difficult to break in all directions, and the deicing effect is reduced.
Disclosure of Invention
Based on the above, it is necessary to provide an automatic removing device for ice coating of overhead high-voltage transmission line, which aims at solving the problem generated when the ice coating of the transmission line is removed in the prior art.
In order to achieve the above purpose, the present invention is implemented by adopting the following technical scheme: the utility model provides an overhead high tension transmission line icing automatic clearing device, includes the drive unit who is used for removing at the transmission line, and first deicing unit is installed through the accessory board to drive unit right-hand member, is connected with a plurality of second deicing units that are semi-circular distribution on the first deicing unit.
The driving unit comprises a connecting through hole which is formed in the middle of the upper wall of the sliding frame, two supporting wheels which are used for assisting sliding are rotationally connected to the connecting through hole, two adjusting through holes are symmetrically formed in the front and back of the upper wall of the sliding frame, and adjusting parts are connected to the adjusting through holes.
The first deicing unit comprises two semi-ring plates which are vertically symmetrically distributed and are connected through threads, the semi-ring plates located on the upper side are fixedly connected with the auxiliary plate, two rotating through holes are formed in the semi-ring plates in a front-back symmetrical mode and horizontally, knocking components are rotationally connected in the rotating through holes, and pushing components used for pushing the knocking components are mounted in the middle of the outer annular surface of the semi-ring plates.
The second deicing unit comprises an arc-shaped plate which is arranged at the right end of the semi-ring plate and positioned at the upper side through an L-shaped plate, the middle of the arc-shaped plate is connected with a distance adjusting component, one end of the distance adjusting component, which is close to the central axis of the semi-ring plate, is provided with a first heating strip, and the right end of the first heating strip is obliquely provided with a second heating strip.
According to the embodiment of the invention, the adjusting part comprises a moving block which is slidingly connected in the adjusting through hole, one end of the moving block, which is far away from the supporting wheel, is rotationally connected with an adjusting screw rod, the adjusting screw rod is in threaded connection with the side wall of the adjusting through hole, a threaded sleeve is vertically arranged in the middle of the moving block in a penetrating way, a feed screw rod is in threaded connection in the threaded sleeve, the lower end of the feed screw rod is rotationally connected with a square plate, the lower end of the square plate is provided with a driving motor, the output shaft of the driving motor is provided with a driving wheel, the upper end of the square plate is provided with a guide rod, and the upper end of the guide rod penetrates through the moving block and is in sliding fit with the moving block.
According to the embodiment of the invention, the knocking component comprises a cylindrical rod arranged in the rotating through hole, the outer surface of the cylindrical rod is rotationally connected with a rotating rod through a spring, and the right end of the rotating rod is provided with a knocking head.
According to the embodiment of the invention, the pushing component comprises a cylindrical groove arranged in the middle of the outer cambered surface of the semi-ring plate, an electric push rod is arranged in the cylindrical groove, one end of the electric push rod, which is far away from the semi-ring plate, is provided with a rectangular plate, the left end of the rectangular plate is provided with a guide rail frame, two pushing rods which are symmetrically distributed in the front and back direction are connected in the guide rail frame in a sliding manner, one end of each pushing rod, which is close to the central axis of the semi-ring plate, is provided with a pushing component, a guide frame is sleeved on the pushing component, and the guide frame is fixedly connected with the outer cambered surface of the semi-ring plate through an auxiliary strip.
According to the embodiment of the invention, the pushing assembly comprises a U-shaped rod arranged at the end part of the pushing rod, an opening of the U-shaped rod faces the central axis of the semi-ring plate, limiting frames are arranged on the inner end surfaces of two side rods of the U-shaped rod, the limiting frames are of a U-shaped structure, the opening of the limiting frames faces the central axis of the semi-ring plate, and bar-shaped rods are hinged between two side walls of the limiting frames through spring.
According to the embodiment of the invention, the first deicing unit further comprises a plurality of distance adjusting arc plates arranged on the inner annular surface of the semi-annular plate, the distance adjusting arc plates are identical in size and different in size, the distance adjusting arc plates are coaxially distributed and detachably mounted in pairs, the distance adjusting arc plates located at the outermost side are detachably mounted with the semi-annular plate, two first clamping grooves are symmetrically formed in the front and back of the right end of the distance adjusting arc plate located above, a second clamping groove is formed in the middle of the right end of the distance adjusting arc plate located below, and pushing arc plates are clamped in the first clamping grooves and the second clamping grooves.
According to the embodiment of the invention, the distance adjusting component comprises a rectangular strip penetrating through and connected with the middle of the arc plate in a sliding manner, one end, close to the central axis of the semi-ring plate, of the rectangular strip is fixedly connected with the first heating strip, the other end of the rectangular strip is fixedly connected with a threaded column, a limit sleeve is connected to the threaded column in a threaded manner, and an extrusion spring sleeved on the rectangular strip is arranged between the first heating strip and the arc plate.
According to an embodiment of the invention, a plurality of said pushing arc plates are identical in structure and gradually increase in size from inside to outside.
According to the embodiment of the invention, the outer annular surface of the right end of the pushing arc plate is provided with an inclined surface for pushing ice.
In summary, the present invention includes at least one of the following beneficial technical effects: 1. the first deicing unit and the second deicing unit are matched, multidirectional local melting treatment can be performed on the ice covered in the annular mode, then the ice is removed from the surface of the power transmission line in a mode of knocking at a plurality of angles, deformation or cracking caused by overlarge stress on the surface of the hard power transmission line due to low temperature is avoided, damage to the surface of the power transmission line is avoided, and the effect of removing the ice covered on the surface of the power transmission line is improved.
2. The adopted adjusting component and the adopted distance adjusting component can be correspondingly adjusted within a certain range according to the size of the power transmission line, so that the flexibility of the device in use is improved, and the use occasion is increased.
3. The plurality of second deicing units are all arranged at the middle upper part of the power transmission line, so that the influence of the icicles generated by icing on the surface of the power transmission line on the movement of the device is effectively avoided, the continuous deicing operation of the device is ensured, and the deicing success rate is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a first perspective three-dimensional structure schematic diagram of an overhead high-voltage transmission line ice-coating automatic removing device according to an embodiment of the invention.
Fig. 2 shows a second perspective schematic view of an overhead high-voltage transmission line ice-coating automatic removing device according to an embodiment of the present invention.
Fig. 3 shows a front view of an overhead high-voltage transmission line ice-coating automatic removing device provided by an embodiment of the invention.
Fig. 4 is a schematic cross-sectional view showing a structure of a driving unit of an overhead high-voltage transmission line ice-coating automatic removing device according to an embodiment of the present invention.
Fig. 5 shows a schematic structural diagram of an adjusting component of an overhead high-voltage transmission line ice-coating automatic removing device according to an embodiment of the invention.
Fig. 6 shows a schematic perspective view of a first deicing unit of an overhead high-voltage transmission line ice-coating automatic cleaning device according to an embodiment of the present invention.
Fig. 7 is a schematic view showing a second perspective three-dimensional structure of a first deicing unit of an overhead high-voltage transmission line ice-coating automatic cleaning device according to an embodiment of the present invention.
Fig. 8 shows a schematic structural diagram of a second deicing unit of the overhead high-voltage transmission line icing automatic removal device according to an embodiment of the present invention.
Fig. 9 is a schematic cross-sectional view of a structure of an automatic overhead high-voltage transmission line ice-coating removing device according to an embodiment of the invention.
Fig. 10 shows a schematic structural diagram of a pushing rod and a pushing assembly of an overhead high-voltage transmission line ice coating automatic removing device according to an embodiment of the invention.
Wherein the above figures include the following reference numerals: 1. a driving unit; 11. a carriage; 12. a connecting through hole; 13. adjusting the through hole; 14. a support wheel; 15. an adjusting member; 151. a moving block; 152. adjusting a screw; 153. a thread sleeve; 154. a feed screw; 155. a square plate; 156. a driving motor; 157. a driving wheel; 158. a guide rod; 2. a first deicing unit; 21. a semi-annular plate; 22. a striking member; 221. a cylindrical rod; 222. a rotating lever; 223. a knocking head; 23. a pushing member; 231. a cylindrical groove; 232. an electric push rod; 233. a rectangular plate; 234. a guide rail frame; 235. pushing the rod; 236. a pushing assembly; 2361. a U-shaped rod; 2362. a limit frame; 2363. a bar; 237. a guide frame; 24. a distance-adjusting arc plate; 25. pushing the arc plate; 3. a second deicing unit; 31. an arc-shaped plate; 32. a distance adjusting component; 321. a rectangular bar; 322. a threaded column; 323. a limit sleeve; 324. extruding a spring; 33. a first heat generating strip; 34. and a second heating strip.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
Referring to fig. 1-3, an automatic removing device for ice coating of an overhead high-voltage transmission line comprises a driving unit 1 for moving on the transmission line, wherein a first deicing unit 2 is installed at the right end of the driving unit 1 through an auxiliary plate, and a plurality of second deicing units 3 distributed in a semicircular mode are connected to the first deicing unit 2.
Referring to fig. 3 and 4, the driving unit 1 includes a connecting through hole 12 formed in the middle of the upper wall of the sliding frame 11, two supporting wheels 14 for assisting sliding are rotatably connected to the connecting through hole 12, two adjusting through holes 13 are symmetrically formed in front and back of the upper wall of the sliding frame 11, and an adjusting part 15 is connected to the adjusting through holes 13.
Referring to fig. 4, in specific operation, ice covered on one end of a transmission line to be deiced is removed by manual mode, then a sliding frame 11 is placed on the end of the transmission line, two supporting wheels 14 are tightly attached to the upper end of the transmission line, then the distance between two adjusting parts 15 is manually adjusted according to the diameter of the transmission line, so that the two adjusting parts 15 are tightly attached to the transmission line and clamped on two sides of the transmission line, the sliding frame 11 is limited on the transmission line, an existing storage battery is installed on the lower end of the sliding frame 11, and the storage battery is used for supplying power to electric appliances in the device.
Referring to fig. 4 and 5, the adjusting part 15 includes a moving block 151 slidably connected in the adjusting through hole 13, one end of the moving block 151 far away from the supporting wheel 14 is rotatably connected with an adjusting screw 152, the adjusting screw 152 is in threaded connection with the side wall of the adjusting through hole 13, a threaded sleeve 153 is vertically installed in the middle of the moving block 151 in a penetrating manner, a feed screw 154 is connected in the threaded sleeve 153 in a threaded manner, a square plate 155 is rotatably connected to the lower end of the feed screw 154, a driving motor 156 is installed at the lower end of the square plate 155, a driving wheel 157 is installed on an output shaft of the driving motor 156, a guide rod 158 is installed at the upper end of the square plate 155, and the upper end of the guide rod 158 penetrates through the moving block 151 and is slidably matched with the moving block.
Referring to fig. 4 and 5, in a specific operation, after the carriage 11 moves onto the power transmission line, the feed screw 154 is manually rotated according to the diameter of the power transmission line, the feed screw 154 drives the driving wheel 157 to move to the same height as the power transmission line through the square plate 155 and the driving motor 156, the guide rod 158 plays a guiding role in moving the square plate 155, then the adjusting screw 152 is rotated, the adjusting screw 152 drives the moving block 151 to slide in the adjusting through hole 13, the moving block 151 drives the feed screw 154 to move towards the power transmission line through the threaded sleeve 153, the feed screw 154 drives the driving wheel 157 to be clung to the power transmission line through the square plate 155 and the driving motor 156, and the driving motor 156 is connected with the storage battery through a wire.
Referring to fig. 1, 6 and 7, the first deicing unit 2 includes two semi-annular plates 21 which are vertically symmetrically distributed and are connected through threads, the semi-annular plate 21 positioned at the upper side is fixedly connected with the auxiliary plate, two rotation through holes are formed in the semi-annular plate 21 in a front-back symmetrical mode and horizontally, a knocking component 22 is rotationally connected in the rotation through holes, and a pushing component 23 for pushing the knocking component 22 is mounted in the middle of the outer annular surface of the semi-annular plate 21.
Referring to fig. 6, in a specific operation, in an initial state, two half-ring plates 21 are in a separated state, while a carriage 11 is connected to a power transmission line, the carriage 11 drives the half-ring plate 21 located at the upper side to move to the upper end of the power transmission line through an auxiliary plate, then the half-ring plate 21 located at the lower side is connected with the half-ring plate 21 located at the upper side in a threaded connection manner, at this time, the two half-ring plates 21 are spliced into one ring plate and located at the periphery of the power transmission line, and the two half-ring plates 21 drive four knocking components 22 and two pushing components 23 to move to the power transmission line.
Referring to fig. 1, fig. 6 and fig. 7, the first deicing unit 2 further includes a plurality of pitch adjusting arc plates 24 disposed on an inner ring surface of the semi-ring plate 21, the plurality of pitch adjusting arc plates 24 are identical in structure and different in size, the plurality of pitch adjusting arc plates 24 are coaxially distributed and detachably mounted in pairs, the pitch adjusting arc plates 24 located at the outermost side are detachably mounted with the semi-ring plate 21, two first clamping grooves are symmetrically formed in front and back directions of the right end of the pitch adjusting arc plate 24 located above, a second clamping groove is formed in the middle of the right end of the pitch adjusting arc plate 24 located below, and pushing arc plates 25 are respectively clamped in the first clamping grooves and the second clamping grooves.
Referring to fig. 7, the plurality of pushing arc plates 25 are identical in structure and gradually increase in size from inside to outside.
Referring to fig. 7, an inclined surface for pushing ice is provided on the outer circumferential surface of the right end of the pushing arc plate 25.
Referring to fig. 1, 6 and 7, in specific operation, initially, a corresponding number of distance adjusting arc plates 24 are selected according to the diameter of a power transmission line, the distance adjusting arc plates 24 after being spliced are spliced, the size of the distance adjusting arc plates 24 after being spliced is matched with the diameter of the power transmission line, the distance adjusting arc plates 24 after being spliced are spliced on the intrados of the distance adjusting arc plates 24, the distance adjusting arc plates 24 after being spliced move along with the semi-ring plate 21 onto a power transmission line and are attached to the power transmission line, then three pushing arc plates 25 matched with the distance adjusting arc plates are selected according to the sizes of the two innermost distance adjusting arc plates 24, wherein two pushing arc plates 25 are spliced in two first clamping grooves of the distance adjusting arc plates 24 positioned on the upper side, the other pushing arc plates 25 are spliced in second clamping grooves of the distance adjusting arc plates 24 positioned on the lower side, the other pushing arc plates 25 are not spliced on the pushing arc plates 25, the intrados of the spliced pushing arc plates 25 are attached to the power transmission line, and the inclined surfaces on the pushing arc plates 25 are convenient to fall off from the power transmission line when ice is pushed.
Referring to fig. 1 and 8, the second deicing unit 3 includes an arc plate 31 installed at the right end of the semi-circular plate 21 located at the upper side by an L-shaped plate, a distance adjusting member 32 is connected to the middle of the arc plate 31, a first heat generating strip 33 is installed at one end of the distance adjusting member 32 near the central axis of the semi-circular plate 21, and a second heat generating strip 34 is installed at the right end of the first heat generating strip 33 in an inclined manner.
Referring to fig. 1 and 8, in specific operation, when the semi-ring plate 2 located at the upper side moves onto a power transmission line, the semi-ring plate 2 located at the upper side drives a plurality of arc plates 31 to move onto the power transmission line, a large number of icicles are easy to appear at the lower end of the power transmission line due to the action of gravity, the arc plates 31 are distributed at the upper side of the power transmission line, the icicles at the lower end of the power transmission line can be effectively prevented from affecting the movement of the device, then according to the diameter of the power transmission line, the distance adjusting part 32 is manually adjusted, the distance adjusting part 32 changes the distance between the first heating strip 33 and the second heating strip 34 and the arc plates 31, the first heating strip 33 and the second heating strip 34 can be contacted with the power transmission line in the deicing process, the second heating strip 34 is connected with a storage battery through wires, the end part of the first heating strip 33 is obliquely installed, and the first heating strip 33 and the second heating strip 34 can be conveniently removed to the next section after ice on the power transmission line is removed.
Referring to fig. 8 and 9, the distance adjusting member 32 includes a rectangular bar 321 penetrating through and slidably connected to the middle of the arc plate 31, one end of the rectangular bar 321 near the central axis of the semi-annular plate 21 is fixedly connected with a first heating bar 33, the other end of the rectangular bar 321 is fixedly connected with a threaded post 322, the threaded post 322 is connected with a limit sleeve 323 in a threaded manner, and an extrusion spring 324 sleeved on the rectangular bar 321 is installed between the first heating bar 33 and the arc plate 31.
Referring to fig. 8 and 9, in a specific operation, according to the diameter of the power transmission line, the stop collar 323 is manually rotated, and the stop collar 323 moves on the threaded post 322 and cooperates with the arc plate 31, so as to change the length of the rectangular bar 321 inside the arc plate 31, thereby changing the moving distance of the first heating bar 33 and the second heating bar 34, enabling the fed position to be attached to the surface of the power transmission line, and the compression spring 324 is always in a compressed state.
Referring to fig. 4 to 9, after the distance adjustment of the movement of the first and second heat generating bars 33 and 34 is completed, two driving motors 156 are started and simultaneously power is supplied to the plurality of first and second heat generating bars 33 and 34, the driving motors 156 drive the driving wheels 157 to rotate, the two rotating driving wheels 157 drive the carriage 11 to move on the transmission line, the carriage 11 drives the two semi-ring plates 21 to move through the auxiliary plate, the semi-ring plates 21 positioned on the upper side drive the plurality of arc plates 31 to move, the arc plates 31 drive the first and second heat generating bars 33 and 34 to move through the rectangular bars 321, the obliquely installed second heat generating bars 34 are stressed after contacting ice and squeeze the squeeze springs 324 through the first heat generating bars 33, and simultaneously the first heat generating bars 33 drive the limit sleeve 323 to separate from the arc plates 31 through the rectangular bars 321, when the semi-ring plates 21 move to the ice, that is, when the moving distance of the sliding frame 11 is the same as the length of the first heating strip 33, the driving motor 156 is turned off, the first heating strip 33 and the second heating strip 34 gradually heat and melt ice through power supply, meanwhile, the compression spring 324 in a compressed state applies thrust to the first heating strip 33, the first heating strip 33 drives the second heating strip 34 to gradually move towards the power transmission line until contacting with the power transmission line, the first heating strip 33 and the second heating strip 34 control the temperature when in use, damage to the surface of the power transmission line is avoided, at the moment, gaps are formed in the ice which is annularly attached to the power transmission line, ice can be removed from the power transmission line without applying larger force, water generated in the ice melting process also can lubricate the contact part of unmelted ice and the surface of the power transmission line, the strength of the ice attached to the surface of the power transmission line is reduced, and ice removal is convenient.
Referring to fig. 1, 6 and 7, the striking part 22 includes a cylindrical rod 221 installed in a rotation through hole, a rotation rod 222 connected to the outer surface of the cylindrical rod 221 through a spring rotation, and a striking head 223 installed at the right end of the rotation rod 222.
Referring to fig. 1, 6 and 7, the pushing component 23 includes a cylindrical groove 231 formed in the middle of the outer arc surface of the half-ring plate 21, an electric push rod 232 is installed in the cylindrical groove 231, a rectangular plate 233 is installed at one end of the electric push rod 232 far away from the half-ring plate 21, a guide rail frame 234 is installed at the left end of the rectangular plate 233, two pushing rods 235 which are symmetrically distributed around and slide in the guide rail frame 234 are connected, a pushing assembly 236 is installed at one end of each pushing rod 235 close to the central axis of the half-ring plate 21, and a guide frame 237 is sleeved on each pushing assembly 236 and fixedly connected with the outer arc surface of the half-ring plate 21 through an auxiliary strip.
Referring to fig. 1, fig. 6, fig. 7 and fig. 9, in specific operation, two sliding columns are disposed at one end of the pushing rod 235 located in the guide rail frame 234, after the first heat generating strip 33 contacts with the surface of the power transmission line, two electric push rods 232 are started, the two electric push rods 232 drive the two guide rail frames 234 to move towards the direction of the power transmission line through two rectangular plates 233, the guide rail frame 234 drives the two pushing rods 235 to move towards the direction of the power transmission line, the pushing rods 235 drive the pushing assemblies 236 to slide in the guide frames 237, pushing ends of the rotating rods 222 is carried out, at this time, the two pushing rods 235 relatively move in the guide rail frames 234, the rotating rods 222 are stressed to rotate and force the springs, the rotating rods 222 are gradually separated from the pushing assemblies 236 along with rotation of the rotating rods 222, the forceful springs drive the rotating rods 222 to reset, the knocking heads 223 are driven to knock unmelted ice, and the ends of the first heat generating strip 33 are located on the same annular surface, ice on one section of the power transmission line is conveniently removed, then the two electric push rods 232 drive the pushing assemblies 236 to relatively move in the direction of the guide rail frame 237, and ice is removed repeatedly until the ice is removed through the two guide rail frames 234 reset by the two guide rail frames 234, and the ice removing steps are completed.
Referring to fig. 1, 6 and 7, the pushing component 236 includes a U-shaped rod 2361 installed at an end of the pushing rod 235, an opening of the U-shaped rod 2361 faces the central axis of the semi-ring plate 21, limiting frames 2362 are installed on inner end surfaces of two side rods of the U-shaped rod 2361, the limiting frames 2362 are in a U-shaped structure and open towards the central axis of the semi-ring plate 21, and a bar-shaped rod 2363 is hinged between two side walls of the limiting frames 2362 through a spring.
Referring to fig. 6, fig. 7 and fig. 10, in a specific operation, when the push rod 235 moves towards the direction of the power transmission line, the push rod 235 drives the U-shaped rod 2361 to move, the U-shaped rod 2361 drives the two bar rods 2363 through the two limiting frames 2362 to push the end parts of the rotating rod 222, in the pushing process of the rotating rod 222, the limiting frames 2362 limit the rotating direction of the bar rods 2363, along with the rotation of the rotating rod 222, the rotating rod 222 is gradually separated from the two bar rods 2363, the rotating rod 222 is reset through a spring after being separated from the bar rods 2363 and knocks ice, when the push rod 235 resets, the push rod 235 drives the U-shaped rod 2361 to move, the U-shaped rod 2361 drives the two bar rods 2363 to reset through the two limiting frames 2362, and the two bar rods 2363 are contacted with the rotating rod 222 in the resetting process, at the moment, the two bar rods 2363 are stressed and rotate, so that the two bar rods 2363 move towards the two sides of the rotating rod 222, the influence on the moving of the U-shaped rod 2361 is avoided, and the two bar rods 2363 move to the outside the bar rods 2363 after being pushed by the spring rods, and the bar rods 2363 are continuously reset, and the bar rods are convenient to pass through the bar rods 222.
The invention is particularly used: s1: according to the diameter of the transmission line, a corresponding number of distance adjusting arc plates 24 are selected and spliced, the size of the spliced distance adjusting arc plates 24 is matched with the diameter of the transmission line, and then the spliced distance adjusting arc plates 24 are spliced on the inner cambered surface of the distance adjusting arc plates 24.
S2: the ice covered on one end of the electric transmission line to be deiced is removed firstly in an artificial mode, then the sliding frame 11 is placed at the end part of the electric transmission line, the two supporting wheels 14 are tightly attached to the upper end of the electric transmission line, then the distance between the two adjusting parts 15 is manually adjusted according to the diameter of the electric transmission line, the two adjusting parts 15 are tightly attached to the electric transmission line and clamped on two sides of the electric transmission line, an existing storage battery is installed at the lower end of the sliding frame 11, and the storage battery is used for supplying power to electric appliances in the device.
S3: when the sliding frame 11 is connected to the transmission line, the sliding frame 11 drives the upper half-ring plate 21 to move to the upper end of the transmission line through the auxiliary plate, then the lower half-ring plate 21 is connected with the upper half-ring plate 21 in a threaded connection mode, at the moment, the two half-ring plates 21 are spliced into an annular plate and are positioned on the periphery of the transmission line, the two half-ring plates 21 drive the four knocking components 22 and the two pushing components 23 to move to the transmission line, the spliced distance adjusting arc plates 24 move to the transmission line along with the half-ring plates 21 and are attached to the transmission line, then three pushing arc plates 25 matched with the upper half-ring plate are selected according to the sizes of the innermost two distance adjusting arc plates 24, and the two pushing arc plates 25 are spliced in the two first clamping grooves of the upper distance adjusting arc plates 24, and the other pushing arc plates 25 are spliced in the second clamping grooves of the lower distance adjusting arc plates 24.
S4: when the semi-ring plate 2 on the upper side moves onto the power transmission line, the semi-ring plate 2 on the upper side drives the plurality of arc plates 31 to move onto the power transmission line, and then the distance adjusting part 32 is manually adjusted according to the diameter of the power transmission line, and the distance adjusting part 32 changes the distance between the first heating strip 33 and the second heating strip 34 and the arc plates 31.
S5: starting two driving motors 156 and simultaneously supplying power to the first heating strips 33 and the second heating strips 34, wherein the driving motors 156 drive the driving wheels 157 to rotate, the two rotating driving wheels 157 drive the sliding frame 11 to move on a power transmission line, the sliding frame 11 drives the two semi-annular plates 21 to move through the auxiliary plate, the semi-annular plate 21 positioned on the upper side drives the arc plates 31 to move, the arc plates 31 drive the first heating strips 33 and the second heating strips 34 to move through the rectangular strips 321, the obliquely installed second heating strips 34 are stressed after contacting ice and squeeze the squeezing springs 324 through the first heating strips 33, meanwhile, the first heating strips 33 drive the limiting sleeve 323 to be separated from the arc plates 31 through the rectangular strips 321, when the semi-annular plates 21 move to the ice position, the driving motors 156 are turned off, the first heating strips 33 and the second heating strips 34 gradually heat and melt the ice through power supply, meanwhile, the compression spring 324 in a compressed state applies thrust to the first heating strip 33, the first heating strip 33 drives the second heating strip 34 to gradually move towards the power transmission line until contacting the power transmission line, the two electric push rods 232 are started again, the two electric push rods 232 drive the two guide rail frames 234 to move towards the power transmission line through the two rectangular plates 233, the guide rail frames 234 drive the two pushing rods 235 to move towards the power transmission line, the pushing rods 235 drive the pushing assemblies 236 to slide in the guide frames 237 and push the end parts of the rotating rods 222, at the moment, the two pushing rods 235 relatively move in the guide rail frames 234, the rotating rods 222 are stressed to rotate and apply force to the spring, the rotating rods 222 are gradually separated from the pushing assemblies 236 along with the rotation of the rotating rods 222, the applied force spring drives the rotating rods 222 to reset, the rotating rods 222 drive the knocking heads 223 to knock unmelted ice, then, the two electric push rods 232 drive the two guide rail frames 234 to reset through the two rectangular plates 233, the guide rail frames 234 drive the two pushing assemblies 236 to reset through the two pushing rods 235, and the previous deicing working steps are repeated until the deicing is completed after the ice on the surface of the power transmission line is completely removed.
In the description of the embodiments of the present invention, it should be noted that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality", "a plurality of groups" is two or more.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not limited in scope by the present invention, so that all equivalent changes according to the structure, shape and principle of the present invention are covered in the scope of the present invention.
Claims (7)
1. An overhead high-voltage transmission line icing automatic clearing device which is characterized in that: the deicing device comprises a driving unit (1) used for moving on a power transmission line, wherein a first deicing unit (2) is arranged at the right end of the driving unit (1) through an auxiliary plate, and a plurality of second deicing units (3) distributed in a semicircular shape are connected to the first deicing unit (2);
the driving unit (1) comprises a sliding frame (11), a connecting through hole (12) is formed in the middle of the upper wall of the sliding frame (11), two supporting wheels (14) for assisting sliding are rotationally connected to the connecting through hole (12), two adjusting through holes (13) are symmetrically formed in the front and back of the upper wall of the sliding frame (11), and an adjusting part (15) is connected to the adjusting through holes (13);
the first deicing unit (2) comprises two semi-ring plates (21) which are vertically symmetrically distributed and are connected through threads, the semi-ring plates (21) positioned on the upper side are fixedly connected with the auxiliary plates, two rotating through holes are formed in the semi-ring plates (21) in a front-back symmetrical mode and horizontally, knocking components (22) are rotationally connected in the rotating through holes, and pushing components (23) used for pushing the knocking components (22) are mounted in the middle of the outer ring surface of the semi-ring plates (21);
the second deicing unit (3) comprises an arc-shaped plate (31) which is arranged at the right end of the semi-ring plate (21) positioned at the upper side through an L-shaped plate, the middle part of the arc-shaped plate (31) is connected with a distance adjusting component (32), one end, close to the central axis of the semi-ring plate (21), of the distance adjusting component (32) is provided with a first heating strip (33), and the right end of the first heating strip (33) is obliquely provided with a second heating strip (34);
the knocking component (22) comprises a cylindrical rod (221) arranged in the rotating through hole, the outer surface of the cylindrical rod (221) is connected with a rotating rod (222) through the rotation of a spring, and the right end of the rotating rod (222) is provided with a knocking head (223);
the pushing component (23) comprises a cylindrical groove (231) formed in the middle of the outer cambered surface of the semi-annular plate (21), an electric push rod (232) is arranged in the cylindrical groove (231), one end, far away from the semi-annular plate (21), of the electric push rod (232) is provided with a rectangular plate (233), the left end of the rectangular plate (233) is provided with a guide rail frame (234), pushing rods (235) which are symmetrically distributed around are connected in a sliding mode in the guide rail frame (234), one end, close to the central axis of the semi-annular plate (21), of each pushing rod (235) is provided with a pushing assembly (236), a guide frame (237) is sleeved on the pushing assembly (236), and the guide frame (237) is fixedly connected with the outer cambered surface of the semi-annular plate (21) through auxiliary bars.
2. The automatic ice coating removal device for an overhead high-voltage transmission line according to claim 1, wherein: the adjusting part (15) comprises a moving block (151) which is slidably connected in the adjusting through hole (13), one end, far away from the supporting wheel (14), of the moving block (151) is rotationally connected with an adjusting screw (152), the adjusting screw (152) is in threaded connection with the side wall of the adjusting through hole (13), a threaded sleeve (153) is vertically arranged in the middle of the moving block (151) in a penetrating mode, a feed screw (154) is connected with the threaded sleeve (153) in a threaded mode, the lower end of the feed screw (154) is rotationally connected with a square plate (155), a driving motor (156) is arranged at the lower end of the square plate (155), a driving wheel (157) is arranged on an output shaft of the driving motor (156), a guide rod (158) is arranged at the upper end of the square plate (155), and the upper end of the guide rod (158) penetrates through the moving block (151) and is in sliding fit with the guide rod.
3. The automatic ice coating removal device for an overhead high-voltage transmission line according to claim 1, wherein: the pushing assembly (236) comprises a U-shaped rod (2361) arranged at the end part of the pushing rod (235), an opening of the U-shaped rod (2361) faces the central axis of the semi-annular plate (21), limiting frames (2362) are arranged on the inner end faces of two side rods of the U-shaped rod (2361), the limiting frames (2362) are of U-shaped structures, the opening of the limiting frames faces the central axis of the semi-annular plate (21), and bar-shaped rods (2363) are hinged between two side walls of the limiting frames (2362) through springs.
4. The automatic ice coating removal device for an overhead high-voltage transmission line according to claim 1, wherein: the first deicing unit (2) further comprises a plurality of distance adjusting arc plates (24) arranged on the inner annular surface of the semi-annular plate (21), the distance adjusting arc plates (24) are identical in structure and different in size, the distance adjusting arc plates (24) are coaxially distributed and detachably mounted in pairs, the distance adjusting arc plates (24) located on the outermost side are detachably mounted with the semi-annular plate (21), two first clamping grooves are symmetrically formed in the front and rear of the right end of the distance adjusting arc plate (24) located above, second clamping grooves are formed in the middle of the right end of the distance adjusting arc plate (24) located below, and pushing arc plates (25) are fixedly clamped in the first clamping grooves and the second clamping grooves.
5. The automatic ice coating removal device for an overhead high-voltage transmission line according to claim 1, wherein: the distance adjusting component (32) comprises a rectangular strip (321) penetrating through the middle of the arc-shaped plate (31) and in sliding connection, one end, close to the central axis of the semi-annular plate (21), of the rectangular strip (321) is fixedly connected with a first heating strip (33), the other end of the rectangular strip (321) is fixedly connected with a threaded column (322), the threaded column (322) is provided with a limit sleeve (323) in a threaded connection mode, and an extrusion spring (324) sleeved on the rectangular strip (321) is installed between the first heating strip (33) and the arc-shaped plate (31).
6. The automatic ice coating removal device for an overhead high-voltage transmission line according to claim 4, wherein: the plurality of pushing arc plates (25) are identical in structure and gradually increase in size from inside to outside.
7. The automatic ice coating removal device for an overhead high-voltage transmission line according to claim 4, wherein: an inclined plane for pushing ice is arranged on the outer annular surface of the right end of the pushing arc plate (25).
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| CN202311312007.2A CN117060316B (en) | 2023-10-11 | 2023-10-11 | Automatic ice coating removing device for overhead high-voltage transmission line |
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| CN202311312007.2A CN117060316B (en) | 2023-10-11 | 2023-10-11 | Automatic ice coating removing device for overhead high-voltage transmission line |
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| CN117060316B true CN117060316B (en) | 2024-01-12 |
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| JP2004239037A (en) * | 2003-02-05 | 2004-08-26 | Hiyama Iron Works Co Ltd | Snow remover by shock of overhead power transmission line |
| CN113381373A (en) * | 2021-07-08 | 2021-09-10 | 衢州学院 | Snow and ice removing auxiliary device for high-voltage cable maintenance and using method thereof |
| CN214900080U (en) * | 2021-04-29 | 2021-11-26 | 湖南卓越建设有限公司 | Low-voltage distribution network power rush-repair auxiliary device |
| CN115441389A (en) * | 2022-10-13 | 2022-12-06 | 缪志威 | 5G communication cable maintenance equipment capable of preventing secondary icing |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004239037A (en) * | 2003-02-05 | 2004-08-26 | Hiyama Iron Works Co Ltd | Snow remover by shock of overhead power transmission line |
| CN214900080U (en) * | 2021-04-29 | 2021-11-26 | 湖南卓越建设有限公司 | Low-voltage distribution network power rush-repair auxiliary device |
| CN113381373A (en) * | 2021-07-08 | 2021-09-10 | 衢州学院 | Snow and ice removing auxiliary device for high-voltage cable maintenance and using method thereof |
| CN115441389A (en) * | 2022-10-13 | 2022-12-06 | 缪志威 | 5G communication cable maintenance equipment capable of preventing secondary icing |
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