CN112624004B - Tower climbing device for line maintenance of high-voltage iron tower - Google Patents
Tower climbing device for line maintenance of high-voltage iron tower Download PDFInfo
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- CN112624004B CN112624004B CN202011371528.1A CN202011371528A CN112624004B CN 112624004 B CN112624004 B CN 112624004B CN 202011371528 A CN202011371528 A CN 202011371528A CN 112624004 B CN112624004 B CN 112624004B
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 29
- 238000012423 maintenance Methods 0.000 title claims abstract description 26
- 230000009194 climbing Effects 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 61
- 239000000725 suspension Substances 0.000 claims abstract description 39
- 230000005540 biological transmission Effects 0.000 claims description 14
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 17
- 230000008569 process Effects 0.000 abstract description 9
- 230000003068 static effect Effects 0.000 description 8
- 230000007547 defect Effects 0.000 description 6
- 230000005684 electric field Effects 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000017105 transposition Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036544 posture Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F13/00—Common constructional features or accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
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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 tower climbing device for line maintenance of a high-voltage iron tower, and belongs to the technical field of electric power maintenance. The unmanned aerial vehicle comprises an unmanned aerial vehicle, a suspension mechanism arranged below the unmanned aerial vehicle, an electric small flying man connected with the suspension mechanism through a rope, and a lifting mechanism connected with the electric small flying man; suspend in midair the mechanism and pass through unmanned aerial vehicle installs on high tension tower's cross arm, suspend in midair the mechanism and include the mounting bracket, set up servo motor and pulley yoke on the mounting bracket set up the fixed module of mounting bracket side, and set up fixed pulley on the pulley yoke, hang in the middle part of the rope and establish on the fixed pulley. The invention can improve the safety stability and comfort of the maintainer in the suspension process.
Description
Technical Field
The invention relates to the technical field of electric power overhaul, in particular to a tower climbing device for line overhaul of a high-voltage iron tower.
Background
Along with the migration of time, extra-high voltage AC/DC line develops greatly gradually, and the iron tower height constantly increases to extra-high voltage line in the Henan province as an example generally more than 80 meters, and personnel step on the tower physical power greatly increased, and current maintainer uses "little flying person" hoisting device can save personnel and step on the tower physical power, shortens operating time, has solved the difficulty that some tower types can't satisfy operation safety combination clearance and get into the strong electric field simultaneously. When the existing maintainer overhauls the high-voltage iron tower line, an unmanned aerial vehicle is usually used to hang a rope on an iron tower or a cable, then a small flying person lifting device is installed on the rope, the maintainer is lifted to the high-voltage iron tower line to-be-overhauled position through the small flying person, however, the small flying person continuously rubs the rope on the cable in the rope climbing process, the rope is easy to damage or even break, and huge potential safety hazards exist. In addition, the up-and-down process of the medium potential personnel using the 'small flying man' in live working at present needs to embrace the force arm with a single hand to control the body to be vertical and avoid the inclination. Because the design of the small flying man is free of pedal devices, the gravity center of the human body inclines backwards when the legs are in a relaxed state. The physical strength of the personnel in the ascending process is increased to have great influence on the safety.
Patent document with publication number CN 105958376 a discloses a combined live working method of a power transmission line unmanned aerial vehicle and an electric lifting device: utilize unmanned aerial vehicle to carry insulating rope and hang insulating rope in the wire, half static rope is pull to half static rope through insulating rope again and hangs half static rope in the wire, and equipotential electrician gets into the strong electric field and reachs the live line and eliminates the defect operation through the little flying person of operation. The method comprises the following steps: set up unmanned aerial vehicle and insulating rope, inspection unmanned aerial vehicle, unmanned aerial vehicle throws the rope, draws half static rope, installs little flying person and buffering auto-lock ware, and the inspection of equipotential electrician, connection, little flying person promote equipotential electrician and accomplish the potential transfer, hang insulating ladder head of stereoplasm, transposition, get into the equipotential and hang the extension rope and eliminate the defect, withdraw from the equipotential. The operating personnel use the little flying man to rise, get into electrified circuit defect position, need not climb iron tower, climb the rope ladder and pass in and out strong electric field, the safe risk is little, and work efficiency is high, easy operation. However, it can only complete the weak operation live-wire work such as hanging the extension rope, potential transfer, etc., and it cannot solve the problem of manual handling required for strong operation such as insulation bushing outgoing line, etc.
Patent document with publication number CN 110086119 a discloses a high-voltage line maintenance combination device and a live working method thereof, wherein the high-voltage line maintenance combination device comprises an unmanned aerial vehicle, a lap joint piece, a high-strength insulating rope, a lifting assembly and a positioning insulating rope. Wherein the unmanned aerial vehicle is connected with the rope throwing device or the auxiliary hook; the lap joint piece is used for being hung on the high-voltage lead; at least two high-strength insulating ropes are arranged, and one end of each high-strength insulating rope is connected with the hanging piece; the lifting assembly is connected with the high-strength insulating rope and can bear the overhaul personnel for overhaul operation; the insulating rope of location is equipped with two at least, and every insulating rope's of location one end links to each other with the piece of taking a business, and the other end is fixed in ground. According to the high-voltage line maintenance combination device and the live working method thereof, the high-voltage wire can be prevented from being abraded through the arrangement of the hanging piece; in addition, the positioning insulating rope is fixed on the ground, so that the high-voltage wire can be effectively prevented from swinging and sliding, and the overhaul and safety of maintainers are facilitated. However, the hanging part of the invention is hung on a cable for use, and cannot be fixed on a cross arm of a high-voltage iron tower, and cannot be used for fault maintenance of a joint of the cable and an insulator.
Disclosure of Invention
In view of the above, the present invention provides a tower climbing apparatus for line maintenance of a high voltage iron tower, which can improve safety and stability of a maintenance worker during a suspension process, in view of the defects of the prior art.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a tower climbing device for line maintenance of a high-voltage iron tower comprises an unmanned aerial vehicle, a suspension mechanism arranged below the unmanned aerial vehicle, an electric small flying man connected with the suspension mechanism through a rope, and a lifting mechanism connected with the electric small flying man; suspend in midair the mechanism and pass through unmanned aerial vehicle installs on high tension tower's cross arm, suspend in midair the mechanism and include the mounting bracket, set up servo motor and pulley yoke on the mounting bracket set up the fixed module of mounting bracket side, and set up fixed pulley on the pulley yoke, hang in the middle part of the rope and establish on the fixed pulley.
Furthermore, fixed module is in including setting up the first gear on the servo motor output shaft, the setting the screw rod of mounting bracket one side, and set up second gear on the screw rod, first gear with second gear intermeshing, be equipped with first screw on the curb plate of mounting bracket, set up the second screw on the second gear, the screw rod is worn to locate in first screw and the second screw.
Furthermore, set up wireless transmission module on the mounting bracket, wireless transmission module with servo motor passes through the signal line and connects, wireless transmission module and ground personnel's remote control terminal wireless signal interconnection.
Furthermore, limiting plates are arranged on two sides of the first gear, a base plate is arranged at one end of the screw, a travel switch is arranged on the base plate, and the travel switch is connected with the servo motor in series.
Furthermore, the lifting mechanism comprises a seat board, side boards, a back board and pedals, wherein the side boards are arranged on two sides of the seat board, the back board is arranged on the rear side of the seat board, and the pedals are arranged on the lower portion of the seat board.
Further, two all set up first ring on the curb plate, set up two second rings on the backplate, it is adjacent wear to be equipped with the boundary belt between first ring and the second ring, two all connect a link, two on the boundary belt the link all with electronic little flying person connects, two the front side of curb plate all sets up the connecting band, sets up the plug on the connecting band of first curb plate, sets up the inserted block on the connecting band of second curb plate.
Furthermore, the pedals comprise vertical plates and pedal plates, the two vertical plates are fixedly arranged below the seat plate, grooves are formed in the two vertical plates, springs are arranged at the bottoms in the grooves, and the rear portions of the pedal plates are located in the grooves and fixedly connected with the springs.
Furthermore, a plurality of clamping grooves are formed in two sides of the groove, a sliding rail is arranged in the pedal plate, two electric sliding blocks are arranged on the sliding rail and move in opposite directions, a clamping block is fixed on each electric sliding block, openings for the clamping blocks to extend out are formed in two sides of the pedal plate, and a press switch for controlling the two electric sliding blocks is arranged on the top surface of the pedal plate.
Further, set up the link under the unmanned aerial vehicle, the link with pulley yoke swing joint.
Furthermore, the connecting frame comprises a door-shaped frame and electromagnets arranged on the inner sides of two side plates of the door-shaped frame, the electromagnets are attracted to two sides of the pulley frame after being electrified, and the electromagnets are connected with the remote control terminal through wireless signals.
When a high-voltage tower line is overhauled by technicians in the industry, based on the consideration of safety and technical cost, the method that the overhaulers are moved to the high altitude by a suspension arm is generally easy to think, or an unmanned aerial vehicle is adopted to hang a rope, the rope is put on a tower cross arm or a cable, and then a small flying person lifting device is used to bring the overhaulers to an overhauling position in a rope climbing mode, or the unmanned aerial vehicle is adopted to overhaul. Wherein the unmanned aerial vehicle is connected with the rope throwing device or the auxiliary hook; the lap joint piece is used for being hung on the high-voltage lead; at least two high-strength insulating ropes are arranged, and one end of each high-strength insulating rope is connected with the hanging piece; the lifting assembly is connected with the high-strength insulating rope and can bear the overhaul personnel for overhaul operation; the insulating rope of location is equipped with two at least, and every insulating rope's of location one end links to each other with the piece of taking a business, and the other end is fixed in ground. Also, for example, patent document CN 105958376 a discloses a combined live working method of a power transmission line unmanned aerial vehicle and an electric lifting device: utilize unmanned aerial vehicle to carry insulating rope and hang insulating rope in the wire, half static rope is pull to half static rope through insulating rope again and hangs half static rope in the wire, and equipotential electrician gets into the strong electric field and reachs the live line and eliminates the defect operation through the little flying person of operation. The method comprises the following steps: set up unmanned aerial vehicle and insulating rope, inspection unmanned aerial vehicle, unmanned aerial vehicle throws the rope, draws half static rope, installs little flying person and buffering auto-lock ware, and the inspection of equipotential electrician, connection, little flying person promote equipotential electrician and accomplish the potential transfer, hang insulating ladder head of stereoplasm, transposition, get into the equipotential and hang the extension rope and eliminate the defect, withdraw from the equipotential. Therefore, this application adopts unmanned aerial vehicle to hang and fixed suspension mechanism, promotes the maintainer through suspension mechanism and electronic little flying person, designs comfortable safe hoist mechanism's technical scheme, is difficult to think of to the technical staff in this field. In addition, under the condition of no manual operation at high altitude, how to reliably install the suspension mechanism on the cross arm so as to ensure the safety during hoisting; how to match the suspension mechanism, the electric flying man and the lifting mechanism and how to design the structure of the lifting mechanism to ensure the comfort of the lifting process of the maintainers and the like is difficult to realize for the technicians in the field.
Compared with the prior art, the invention has the following beneficial effects:
the invention relates to a tower climbing device for line maintenance of a high-voltage iron tower.A suspension mechanism is moved to the high-voltage iron tower by an unmanned aerial vehicle and is fixed on a cross arm of the high-voltage iron tower, a rope is hung on the suspension mechanism, an electric small flyer is arranged on the rope, a maintainer sits on a lifting mechanism and moves upwards through the electric small flyer to reach a maintenance station.
In addition, when the suspension mechanism moves to the high-voltage iron tower through the unmanned aerial vehicle, after the mounting rack is placed on the cross arm, ground personnel control the servo motor to start through the remote control terminal, the first gear drives the second gear to rotate, and then the screw rod rotates, and in the rotating process, the screw rod can move towards the inner side of the mounting rack, so that the base plate is in close contact with the side face of the cross arm, the mounting rack is fixed on the cross arm, and when the base plate is in contact with the cross arm, the travel switch is triggered to be switched off, and the servo motor stops rotating.
In addition, both side plates of the lifting mechanism are connected with the back plate through protective belts, the two protective belts respectively enclose shoulders of maintainers, hanging rings on the two protective belts are connected with small electric flyers, so that the suspension process of the maintainers can be more stable, and the connecting belts arranged on the front sides of the two side plates are connected with the plug blocks through plugs, so that the protection effect is improved; in addition, the riser under the bedplate sets up the recess, the recess bottom sets up the spring, running-board and spring coupling, the recess both sides set up a plurality of draw-in grooves, set up the slidable fixture block in the running-board, the press switch setting that the control fixture block slides in, go out the running-board is at the running-board top surface, when the maintainer of different heights sits on the bedplate, in order to obtain comfortable position of sitting, the press switch is stepped on to the maintainer accessible, make two fixture blocks get into in the running-board, when stepping on certain degree, step on press switch once more, make two fixture blocks stretch out the running-board, and the card is fixed in the draw-in groove.
Drawings
FIG. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is a schematic view of a suspension mechanism according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a lifting mechanism according to a second embodiment of the present invention;
FIG. 4 is a schematic structural view of a foot peg according to a third embodiment of the present invention;
FIG. 5 is a top cross-sectional view of a foot pedal according to a third embodiment of the present invention;
fig. 6 is a schematic structural view of a suspension mechanism in the fourth embodiment of the present invention;
wherein, 1-an unmanned aerial vehicle, 2-a rope, 3-an electric small flying person, 4-a lifting mechanism, 5-a cross arm, 6-a mounting rack, 7-a servo motor, 8-a pulley frame, 9-a fixed pulley, 10-a first gear, 11-a screw rod, 12-a second gear, 13-a limiting plate, 14-a backing plate, 15-a travel switch, 16-a vertical plate, 17-a pedal plate, 18-a groove, 19-a spring, 20-a clamping groove, 21-a sliding rail, 22-an electric sliding block, 23-a clamping block, 24-a door-shaped frame, 25-an electromagnet, 41-a seat plate, 42-a side plate, 43-a back plate, 44-a pedal, 45-a first circular ring, 46-a second circular ring, 47-a protective belt, 48-hanging ring, 49-connecting band, 50-plug and 51-plug block.
Detailed Description
In order to better understand the present invention, the following examples are further provided to clearly illustrate the contents of the present invention, but the contents of the present invention are not limited to the following examples. In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details.
Example one
As shown in fig. 1-2, a tower climbing device for line maintenance of a high-voltage iron tower comprises an unmanned aerial vehicle 1, a suspension mechanism arranged below the unmanned aerial vehicle 1, an electric small flying object 3 connected with the suspension mechanism through a rope 2, and a lifting mechanism 4 connected with the electric small flying object 3; suspend mechanism in midair through unmanned aerial vehicle 1 installs on high tension tower's cross arm 5, it includes mounting bracket 6 to suspend mechanism in midair the setting servo motor 7 and the pulley yoke 8 on the mounting bracket 6 set up the fixed module of 6 sides of mounting bracket, and set up fixed pulley 9 on the pulley yoke 8, 2 middle parts of rope are hung and are established on the fixed pulley 9.
Specifically, fixed module is including setting up first gear 10 in servo motor 7 output shaft, sets up screw rod 11 of 6 one sides of mounting bracket, and set up second gear 12 on the screw rod 11, first gear 10 with second gear 12 intermeshing, be equipped with first screw on the curb plate of mounting bracket 6, set up the second screw on the second gear 12, screw rod 11 wears to locate in first screw and the second screw.
The mounting bracket 6 is provided with a wireless transmission module, the wireless transmission module is connected with the servo motor 7 through a signal line, and the wireless transmission module is connected with a remote control terminal wireless signal of ground personnel.
The mounting bracket 6 comprises a plate body, two side plates are arranged below the plate body, the screw rod 11 is arranged on the left side plate, and the fixing plate is arranged at the bottom of the right side plate.
Limiting plates 13 are arranged on two sides of the first gear 10, a base plate 14 is arranged at one end of the screw rod 11, a travel switch 15 is arranged on the base plate 14, and the travel switch 15 is connected with the servo motor 7 in series.
When the tower climbing device for line maintenance of the high-voltage iron tower is used, the suspension mechanism is moved to the high-voltage iron tower by the unmanned aerial vehicle and is fixed on a cross arm of the high-voltage iron tower, a rope is hung on the suspension mechanism, an electric small flyer is installed on the rope, and a maintainer sits on the lifting mechanism and moves upwards through the electric small flyer to reach a maintenance station; when suspending mechanism and passing through unmanned aerial vehicle and remove to high tension tower on, the mounting bracket is placed back on the cross arm, and ground personnel start through system remote control terminal control servo motor, and first gear drives the second gear rotation, and then the screw rod rotates, rotates the in-process, and the screw rod can be to the inboard removal of mounting bracket to make backing plate and cross arm side in close contact with, make the mounting bracket fix on the cross arm, when backing plate and cross arm contact, travel switch triggers the disconnection, servo motor stall.
Example two
As shown in fig. 1 to 3, a tower climbing device for line maintenance of a high-voltage iron tower comprises an unmanned aerial vehicle 1, a suspension mechanism arranged below the unmanned aerial vehicle 1, a small electric flyer 3 connected with the suspension mechanism through a rope 2, and a lifting mechanism 4 connected with the small electric flyer 3; suspend in midair the mechanism and pass through unmanned aerial vehicle 1 installs on high tension tower's cross arm 5, suspend in midair the mechanism and include mounting bracket 6, set up servo motor 7 and pulley yoke 8 on the mounting bracket 6 set up the fixed module of 6 sides of mounting bracket, and set up fixed pulley 9 on the pulley yoke 8, 2 middle parts of rope are hung and are established on the fixed pulley 9.
Specifically, fixed module is including setting up first gear 10 in servo motor 7 output shaft, sets up screw rod 11 of 6 one sides of mounting bracket, and set up second gear 12 on the screw rod 11, first gear 10 with second gear 12 intermeshing, be equipped with first screw on the curb plate of mounting bracket 6, set up the second screw on the second gear 12, screw rod 11 wears to locate in first screw and the second screw.
The mounting bracket 6 is provided with a wireless transmission module, the wireless transmission module is connected with the servo motor 7 through a signal line, and the wireless transmission module is connected with remote control terminals of ground personnel through wireless signals.
The mounting bracket 6 comprises a plate body, two side plates are arranged below the plate body, the screw rod 11 is arranged on the left side plate, and the fixing plate is arranged at the bottom of the right side plate.
Limiting plates 13 are arranged on two sides of the first gear 10, a backing plate 14 is arranged at one end of the screw rod 11, a travel switch 15 is arranged on the backing plate 14, and the travel switch 15 is connected with the servo motor 7 in series.
The tower climbing device for line maintenance of the high-voltage iron tower is different from the first embodiment in that:
the lifting mechanism 4 comprises a seat plate 41, side plates 42, a back plate 43 and pedals 44, wherein the side plates 42 are arranged on two sides of the seat plate 41, the back plate 43 is arranged on the rear side of the seat plate 41, and the pedals 44 are arranged on the lower portion of the seat plate 41.
Two all set up first ring 45 on the curb plate 42, set up two second rings 46 on the backplate 43, it is adjacent wear to be equipped with between first ring 45 and the second ring 46 and protect the area 47, two a link 48, two all connect on the protection area 47 link 48 all with electronic little flying person 3 connects, two the front side of curb plate 42 all sets up connecting band 49, sets up plug 50 on the connecting band of first curb plate, sets up inserted block 51 on the connecting band of second curb plate.
EXAMPLE III
As shown in fig. 1 to 5, the tower climbing device for line maintenance of a high-voltage iron tower according to the embodiment of the present invention is different from the first and second embodiments in that: the pedals 44 comprise vertical plates 16 and foot pedals 17, the two vertical plates 16 are fixedly arranged below the seat board 41, grooves 18 are formed in the two vertical plates 16, springs 19 are arranged at the bottoms in the grooves 18, and the rear portions of the foot pedals 17 are located in the grooves 18 and fixedly connected with the springs 19.
The two sides of the groove 18 are provided with a plurality of clamping grooves 20, a sliding rail 21 is arranged in the pedal plate 17, two electric sliding blocks 22 are arranged on the sliding rail 21, the two electric sliding blocks 22 move in opposite directions, a clamping block 23 is fixed on each electric sliding block 22, two sides of the pedal plate 17 are provided with openings for the clamping block 23 to extend out, and the top surface of the pedal plate 17 is provided with a press switch for controlling the two electric sliding blocks 22.
The tower climbing device for line maintenance of the high-voltage iron tower comprises the following steps: (1) a maintainer controls an unmanned aerial vehicle to lift the suspension mechanism to a cross arm of a high-voltage iron tower, the cross arm is positioned between two side plates, the right side of the cross arm is clamped in a groove formed by a baffle plate, a right side plate and a plate body, then a servo motor is controlled to start through a remote control terminal, a first gear and a second gear rotate, and meanwhile, a screw rod is driven to move rightwards, so that a base plate is in close contact with the side face of the cross arm, and the suspension mechanism is fixed on the cross arm;
(2) A rope is hung on a fixed pulley of the suspension mechanism, two ends of the rope are hung on the ground, the electric small flyer is arranged on the rope, the lifting mechanism is connected with an electric small flyer, and a maintainer rides on the lifting mechanism and is lifted to a high-voltage iron tower maintenance position through the electric small flyer;
(3) the maintenance finishes, and electronic little flying person descends maintainer to ground, controls servo motor reversal, unloads suspension mechanism to take off suspension mechanism through unmanned aerial vehicle.
In the embodiment of the invention, the vertical plate below the seat plate is provided with the groove, the bottom of the groove is provided with the spring, the pedal plate is connected with the spring, the two sides of the groove are provided with the plurality of clamping grooves, the pedal plate is internally provided with the slidable clamping blocks, the press switch for controlling the clamping blocks to slide in and out of the pedal plate is arranged on the top surface of the pedal plate, when maintainers with different heights sit on the seat plate, in order to obtain comfortable sitting postures, the maintainers can enable the two clamping blocks to enter the pedal plate by stepping on the press switch, and when stepping on a certain degree, the press switch is stepped on again to enable the two clamping blocks to extend out of the pedal plate and be clamped in the clamping grooves, so that the maintainers with different heights can use the seat plate conveniently, and the heights of the pedal plate can be controlled more conveniently in high altitude, and the legs of the maintainers are more comfortable.
Example four
As shown in fig. 6, the climbing device for line maintenance of a high voltage iron tower according to the embodiment of the present invention is different from the first, second, and third embodiments in that:
a connecting frame is arranged below the unmanned aerial vehicle 1 and movably connected with the pulley yoke 8.
The connecting frame comprises a door-shaped frame 24 and electromagnets 25 arranged on the inner sides of two side plates of the door-shaped frame 24, the electromagnets 25 are attracted to two sides of the pulley frame 8 after being electrified, and the electromagnets 25 are connected with the remote control terminal through wireless signals.
In the embodiment of the invention, after the suspension mechanism is placed on the cross arm by the unmanned aerial vehicle, the electromagnet is controlled to be powered off through the remote control terminal, so that the unmanned aerial vehicle is separated from the suspension mechanism, the unmanned aerial vehicle flies to one side, ground personnel observe the installation condition of the suspension mechanism through the camera of the unmanned aerial vehicle, the suspension mechanism is ensured to be stably installed on the cross arm, the safety of the suspension mechanism is ensured, and in the suspension process of maintenance personnel, another rope can be hung on the cross arm through the unmanned aerial vehicle to serve as a safety rope, so that the double-insurance effect is achieved.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent substitutions made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (3)
1. The utility model provides a climb tower device for high tension tower circuit overhauls which characterized in that: the unmanned aerial vehicle comprises an unmanned aerial vehicle, a suspension mechanism arranged below the unmanned aerial vehicle, an electric small flying man connected with the suspension mechanism through a rope, and a lifting mechanism connected with the electric small flying man; the suspension mechanism is installed on a cross arm of a high-voltage iron tower through the unmanned aerial vehicle, the suspension mechanism comprises an installation frame, a servo motor and a pulley yoke which are arranged on the installation frame, a fixing module arranged on the side face of the installation frame, and a fixed pulley arranged on the pulley yoke, and the middle part of the rope is hung on the fixed pulley;
the fixing module comprises a first gear arranged on an output shaft of a servo motor, a screw rod arranged on one side of the mounting rack and a second gear arranged on the screw rod, the first gear and the second gear are meshed with each other, a side plate of the mounting rack is provided with a first screw hole, a second screw hole is arranged on the second gear, the screw rod penetrates through the first screw hole and the second screw hole, limiting plates are arranged on two sides of the first gear, a base plate is arranged at one end of the screw rod, a travel switch is arranged on the base plate, and the travel switch is connected with the servo motor in series; the mounting rack is provided with a wireless transmission module, the wireless transmission module is connected with the servo motor through a signal wire, and the wireless transmission module is in wireless signal interconnection with a remote control terminal of ground personnel; when the suspension mechanism moves to the high-voltage iron tower through the unmanned aerial vehicle, after the mounting rack is placed on the cross arm, ground personnel control the servo motor to start through the remote control terminal, the first gear drives the second gear to rotate, and then the screw rod rotates;
The lifting mechanism comprises a seat board, side boards, a back board and pedals, wherein the side boards are arranged on two sides of the seat board, the back board is arranged on the rear side of the seat board, and the two pedals are arranged on the lower portion of the seat board; the two side plates are respectively provided with a first circular ring, the back plate is provided with two second circular rings, a protective belt penetrates between the adjacent first circular rings and the adjacent second circular rings, the two protective belts are respectively connected with a hanging ring, the two hanging rings are respectively connected with the electric small flying man, the front sides of the two side plates are respectively provided with a connecting belt, the connecting belt of the first side plate is provided with a plug, and the connecting belt of the second side plate is provided with an insert block; the pedals comprise vertical plates and pedals, the two vertical plates are fixedly arranged below the seat plate, grooves are formed in the two vertical plates, springs are arranged at the bottoms in the grooves, and the rear parts of the pedals are located in the grooves and are fixedly connected with the springs; the improved pedal comprises a pedal plate and is characterized in that a plurality of clamping grooves are formed in two sides of the groove, a sliding rail is arranged in the pedal plate, two electric sliding blocks are arranged on the sliding rail and move in opposite directions, a clamping block is fixed on each electric sliding block, openings for the clamping blocks to extend out are formed in two sides of the pedal plate, and a press switch for controlling the two electric sliding blocks is arranged on the top surface of the pedal plate.
2. The tower climbing device for line maintenance of a high voltage tower according to claim 1, wherein: set up the link under the unmanned aerial vehicle, the link with pulley yoke swing joint.
3. The tower climbing device for line maintenance of a high voltage tower according to claim 2, wherein: the connecting frame comprises a door-shaped frame and electromagnets arranged on the inner sides of two side plates of the door-shaped frame, the electromagnets are attracted to two sides of the pulley yoke after being electrified, and the electromagnets are connected with the remote control terminal through wireless signals.
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| CN202011371528.1A CN112624004B (en) | 2020-11-30 | 2020-11-30 | Tower climbing device for line maintenance of high-voltage iron tower |
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| CN202011371528.1A CN112624004B (en) | 2020-11-30 | 2020-11-30 | Tower climbing device for line maintenance of high-voltage iron tower |
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| CN112624004B true CN112624004B (en) | 2022-07-29 |
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Address after: No.40, Huaihe Road, Zhongyuan District, Zhengzhou City, Henan Province 450006 Applicant after: Super high voltage company of State Grid Henan Electric Power Co. Applicant after: State Grid Co., Ltd. Address before: No.40, Huaihe Road, Zhongyuan District, Zhengzhou City, Henan Province 450006 Applicant before: MAINTENANCE COMPANY OF STATE GRID HENAN ELECTRIC POWER Co. Applicant before: State Grid Co., Ltd. |
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