CN116131158B - Equipotential operation device and method for high-voltage transmission line - Google Patents
Equipotential operation device and method for high-voltage transmission line Download PDFInfo
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- CN116131158B CN116131158B CN202310352286.9A CN202310352286A CN116131158B CN 116131158 B CN116131158 B CN 116131158B CN 202310352286 A CN202310352286 A CN 202310352286A CN 116131158 B CN116131158 B CN 116131158B
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- equipotential
- bucket
- transmission line
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/18—Devices for preventing persons from falling
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/18—Devices for preventing persons from falling
- E06C7/185—Devices providing a back support to a person on the ladder, e.g. cages
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/50—Joints or other connecting parts
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Insulators (AREA)
- Ladders (AREA)
Abstract
The invention discloses an equipotential operation device and an equipotential operation method for a high-voltage transmission line, and mainly relates to the field of high-voltage line overhaul. Including setting up the insulating bucket at insulating bucket arm car top, the below that insulating bucket can be dismantled and be connected with insulating ladder, the below that insulating bucket can be dismantled and be connected with the fixed plate, be equipped with the insulating fixed band of winding on insulating bucket on the fixed plate, insulating ladder can dismantle and connect on the fixed plate, the bottom rotation of insulating ladder is connected with the seat ladder, the rotation of the bilateral symmetry of seat ladder is connected with the bracing piece, the bilateral symmetry of insulating ladder is provided with a plurality of jacks, the tip of bracing piece is equipped with the inserted block, the inserted block is pegged graft with the jack activity, the bottom of seat ladder is equipped with many insulation seal ropes, be equipped with the safety belt on the insulating ladder. The invention has the beneficial effects that: it can efficiently carry out the equipotential overhaul operation of the large-span damaged wire, has flexible operation position, the mounting load of the circuit is not required, so that the high-voltage wire is overhauled more safely and efficiently.
Description
Technical Field
The invention relates to the field of high-voltage wire maintenance, in particular to an equipotential operation device and an equipotential operation method for a high-voltage transmission line.
Background
The high-voltage line is generally erected in the air, when the high-voltage line is overhauled, an operator is required to climb to the vicinity of the high-voltage line at high altitude to operate, the existing equipotential operation mode generally adopts an insulating flat ladder or an insulating rope ladder to be hung on the high-voltage line, then the operator climbs to the high-voltage line through a pole tower or from the ground to operate, but when the high-voltage line is damaged and cannot bear the hanging ladder load, the operator is difficult to climb by carrying the hanging ladder, an insulating hard ladder system is also arranged on the ground, then the operator climbs to the high place through the insulating hard ladder system to operate, the operation mode is complex in equipment, the construction period is long, the safety is insufficient, particularly, for the high-voltage line which is horizontally arranged in a large span, on the premise of lacking of an effective hanging position, the high-voltage line is difficult to rapidly maintain the high-voltage line, the size of an insulating bucket is large in the lifting movable overhauling equipment on the high-voltage line which is arranged in a large span, particularly, when the high-voltage line is overhauled, the insulating bucket is very flexible in a space limiting mode, the position adjustment is not carried by the space limiting, the insulating bucket is very flexible, the problem of not carrying the high-voltage line is caused, and the high-voltage line is not efficient to enter the high-voltage line, and the high-voltage line can not be overhauled, and the high-efficient operation mode has the problem of efficient operation is achieved.
Disclosure of Invention
The invention aims to provide an equipotential operation device and an equipotential operation method for a high-voltage transmission line, which can efficiently carry out the equipotential maintenance operation of a large-span damaged wire, have flexible operation positions and have no requirement on the mounting load of the wire, so that the maintenance of the high-voltage line is safer and more efficient.
The invention aims to achieve the aim, and the aim is achieved by the following technical scheme:
the utility model provides an equipotential operation device for high tension transmission line, includes the insulating bucket that sets up at insulating bucket arm car top, insulating bucket's below can be dismantled and be connected with insulating ladder, insulating bucket's below can be dismantled and be connected with the fixed plate, be equipped with the insulating fixed band of winding on insulating bucket on the fixed plate, insulating ladder can dismantle and connect on the fixed plate, insulating ladder's bottom rotation is connected with the seat ladder, the bilateral symmetry of seat ladder rotates and is connected with the bracing piece, insulating ladder's bilateral symmetry is provided with a plurality of jacks along vertical array, the tip of bracing piece is equipped with the inserted block, inserted block and jack activity are pegged graft, the bottom of seat ladder is equipped with many insulation seal ropes, the position that is located on the insulating ladder and sits the ladder top is equipped with the safety belt that is used for fixing the operation personnel.
Further, the bottom of fixed plate rotates and is connected with the carousel, insulating ladder's top and carousel detachable connection.
Further, the bottom of fixed plate is equipped with the open ring channel that sets up in the bottom, the carousel rotates to be connected in the ring channel, the symmetry is equipped with fixed cover on the carousel, the top sliding connection of insulating ladder is in fixed cover, the top of insulating ladder is along the supporting shoe of transverse symmetry's sliding connection with fixed cover cooperation use.
Further, one side of the fixed sleeve is provided with a supporting cross arm, a compression spring is arranged between the supporting block and the insulating ladder, and one end of the supporting block penetrates through the fixed sleeve and is then connected in the supporting cross arm in a sliding mode.
Further, through holes are symmetrically formed in the rotary table, the fixing sleeve is fixed in the through holes, a limiting rod is connected to the top of the insulating ladder in a vertical sliding mode, a plurality of limiting grooves are formed in the top of the annular groove, and the limiting rod is movably inserted into the limiting grooves after penetrating through the through holes.
Further, gag lever post sliding connection is in the inside of insulating ladder, the bottom of gag lever post extends to the bottom of insulating ladder, two be equipped with the connecting rod between the bottom of gag lever post, be equipped with tight spring in top between connecting rod and the insulating ladder.
Further, the top of the limiting rod is rotationally connected with a roller, and the roller is in rolling contact with the top of the annular groove after the limiting rod is separated from the limiting groove.
Further, the bottom of sitting ladder rotates and is connected with a plurality of bobbins, the tip of bobbin is equipped with the rocker, insulating rope seal twines on the bobbin, it is connected with the spacing that the cooperation rocker used to rotate on the sitting ladder.
Further, a plurality of mounting grooves are formed in the side face of the insulating bucket, and the insulating fixing belt is wound in the plurality of mounting grooves.
An operation method of an equipotential operation device using a high voltage transmission line, comprising the steps of:
a. the method comprises the steps of surveying an operation environment on site, parking an insulating arm vehicle to a proper position, and opening support legs to fix the insulating arm vehicle;
b. fixing a fixing plate at the bottom of an insulating bucket by using an insulating fixing belt, fixing an insulating ladder at the bottom of the fixing plate, rotating a sitting ladder to form a vertical state with the insulating ladder, and rotating a supporting rod on the side surface of the sitting ladder to enable an inserting block at the end part of the supporting rod to be movably inserted into an inserting hole at a corresponding position on the insulating ladder so as to fix the sitting ladder;
c. the equipotential operator sits on the landing ladder, and the safety belt is wound on the body of the operator to fix the position of the operator relative to the insulating ladder;
d. an operator in the insulating bucket enters the insulating bucket, the insulating bucket of the insulating bucket arm vehicle is controlled to enter the upper part of the high-voltage transmission line through an operation platform in the insulating bucket, and in the gradual descending process, ground operators ensure that the insulating ladder and the equipotential operators on the insulating ladder stably enter an equipotential operation area through pulling the insulating sealing rope;
e. after entering an equipotential operation area, an equipotential operator performs a series of preparation work before operation, and then performs equipotential defect eliminating operation by using a tool carried by the equipotential operator or transmitted by an insulating transmission rope;
f. after the defect eliminating operation is completed, the workers are reworked in the reverse order, and the equipotential operators are lowered onto the ground.
Compared with the prior art, the invention has the beneficial effects that:
1. the insulating ladder for carrying the equipotential operation personnel does not need to be hung on a high-voltage line, but is hung on the insulating hopper of the insulating bucket arm vehicle to move to an equipotential operation area, so that the equipotential operation personnel can be quickly sent to the equipotential operation area when the high-voltage line is damaged and the mounting capacity is insufficient, the high-efficiency detection of the high-voltage line damaged by a large span is realized, the insulating ladder can conveniently move in the span of the high-voltage line with the large span, the operation position is more flexible, the operation mode is simple, and the efficiency of the equipotential operation maintenance is greatly improved;
2. the bottom of the insulating ladder is rotationally provided with the sitting ladder, the sitting ladder can rotate to form a state vertical to the insulating ladder, and the fixing of the sitting ladder position is realized by utilizing the cooperation of the inserting block on the support rod with the inserting hole on the insulating ladder, so that an operator can sit on the sitting ladder, and the operator is tied on the insulating ladder by utilizing the safety belt, so that the position of the operator on the insulating ladder is firmer, more firm and safer during long-time operation, the safety of long-time high-altitude operation is ensured, and the position of the operator is controlled by ground personnel through the insulating sealing rope during operation, so that the accuracy and the stability of the operation position are further ensured;
3. the bottom detachable connection that insulating fights is provided with the fixed plate, the fixed plate utilizes insulating fixed band to tie on insulating fight, insulating ladder detachable connection is on the fixed plate, sit the ladder and realize sitting the adjustment in ladder position through the cooperation of the inserted block of bracing piece tip and jack on the insulating ladder for the whole of insulating ladder can be convenient realization with insulating fight be connected or the separation, make insulating ladder can be alone normal use or quick realization and insulating fight's cooperation, the structure is simpler, the installation of equipment is built more convenient and high-efficient, the efficiency and the convenience of maintenance operation have further been improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a front view of the present invention.
FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 2 in accordance with the present invention.
Fig. 4 is a cross-sectional view in the direction B-B of fig. 3 of the present invention.
Fig. 5 is an enlarged view of a portion of the invention at the C-site in fig. 3.
Fig. 6 is an enlarged view of a portion of the invention at the D-site of fig. 1.
The reference numbers shown in the drawings:
1. an insulating bucket; 2. an insulating ladder; 3. a fixing plate; 4. an insulating fixing band; 5. a step; 6. a support rod; 7. a jack; 8. inserting blocks; 9. insulating sealing ropes; 10. a safety belt; 11. a turntable; 12. an annular groove; 13. a fixed sleeve; 14. a support block; 15. supporting the cross arm; 16. a compression spring; 17. a through hole; 18. a limit rod; 19. a limit groove; 20. a connecting rod; 21. a spring is tightly propped; 22. a roller; 23. a spool; 24. a rocker; 25. a limiting frame; 26. and a mounting groove.
Detailed Description
The invention will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present invention and are not intended to limit the scope of the present invention. Further, it will be understood that various changes or modifications may be made by those skilled in the art after reading the teachings of the invention, and such equivalents are intended to fall within the scope of the invention as defined herein.
The invention relates to an equipotential operation device for a high-voltage transmission line, which comprises an insulating bucket 1 arranged at the top of an insulating bucket arm vehicle, wherein the insulating bucket arm vehicle is arranged at the top of the insulating bucket arm vehicle by using any existing equipment with a high-voltage insulating effect, the insulating bucket 1 can perform lifting action, an insulating ladder 2 can be detachably connected below the insulating bucket 1, the insulating ladder 2 adopts a hard ladder structure with the high-voltage insulating effect, the insulating ladder is fixed at the bottom of the insulating bucket 1 in a detachable connection mode, when an operator works on the insulating ladder 2, the equipotential operation of the operator and the high-voltage line can be realized, the insulating bucket 1 does not need to be close to the vicinity of the high-voltage line, but moves by utilizing the insulating ladder 2 near the high-voltage line, and the movement is more flexible, and particularly, the movement is more efficient and convenient when the middle line arranged in a large-span manner is overhauled;
the insulating bucket 1 is detachably connected with a fixing plate 3 below, a plurality of sleeves can be arranged at the bottom of the insulating bucket 1, a plurality of fixing columns are arranged at the top of the fixing plate 3, the fixing columns are movably inserted into the sleeves to realize connection or separation of the insulating bucket 1 and the fixing plate 3, an insulating fixing belt 4 which can be wound on the insulating bucket 1 is arranged on the fixing plate 3, one end of the insulating fixing belt 4 is fixed on the fixing plate 3, the other end bypasses the insulating bucket 1 and is fixed on the other side of the fixing plate 3 by utilizing a clamp and other structures, so that the fixing plate 3 and the insulating bucket 1 are quickly disassembled and assembled, the insulating ladder 2 is detachably connected on the fixing plate 3, the stability of a connecting structure between the insulating ladder 2 and the insulating bucket 1 can be greatly improved in such a way, the bottom of the insulating ladder 2 is rotationally connected with a sitting ladder 5 through a pin shaft or a hinge, the sitting ladder 5 adopts the structure which is completely the same as the insulating ladder 2, the length of the insulating ladder is smaller than that of the insulating ladder 2, operators can sit on the insulating ladder 2, support rods 6 are symmetrically connected with the two sides of the sitting ladder 5 through insulating pin shafts or hinges in a rotating mode, a plurality of jacks 7 are arranged on the two sides of the insulating ladder 2 in a vertical array, the jacks 7 are arranged on the side surface of the insulating ladder 2, inserting blocks 8 are arranged at the end portions of the support rods 6, the inserting blocks 8 are movably inserted into the jacks 7, the sitting ladder 5 can be arranged in a same line or vertical state relative to the insulating ladder 2, the inserting blocks 8 at the end portions of the support rods 6 are respectively inserted and fixed with the jacks 7 at different positions in different states, the concrete inserting blocks 8 are in threaded connection with the end portions of the support rods 6, the inserting blocks 8 move towards a direction away from the insulating ladder 2 through threaded rotation when the support rods 6 rotate, and the rotating smoothness of the support rods 6 is guaranteed, after the fixed back inserted block 8 in seat ladder 5 position aligns with jack 7 in corresponding position, the screw thread rotates in inserted block 8 makes it get into jack 7 in corresponding position to realize the effective fixed to seat ladder 5 position, simple structure, the simple operation is more firm and convenient to seat ladder 5 position's fixed, seat ladder 5's bottom is equipped with many insulation seal rope 9, and insulation seal rope 9 can extend to subaerial, and ground personnel adjust and fix the position of insulating ladder 2 bottom through many insulation seal rope 9 when removing, make the operating personnel get into equipotential in-process and keep sufficient stability when the operation, avoid making a round trip to rock of insulating ladder 2, guaranteed the steadiness and the security of equipotential operation, the position that is located seat ladder 5 top on insulating ladder 2 is equipped with the safety belt 10 that is used for fixing the operating personnel, and the operating personnel sits on seat ladder 5 after, twining it on insulating ladder 2 behind the operating personnel with the safety belt 10, has further improved the security of operating personnel high altitude construction.
Preferably, the bottom of fixed plate 3 is connected with carousel 11 through the bearing rotation, the top and the carousel 11 of insulating ladder 2 can dismantle the connection, such setting makes insulating ladder 2 can rotate with the bottom of fixed plate 3 relatively, such structure is when overhauling the big span circuit of horizontal arrangement, after the circuit maintenance of one side is accomplished, need not adjust the position of insulating bucket wall car, only need rise insulating bucket 1 and horizontal migration a short distance, make insulating ladder 2 rise to the oblique top of opposite side circuit, then rotate carousel 11 and drive insulating ladder 2 upset, make the operation personnel on it turn to the back towards the circuit of opposite side, afterwards insulating bucket 1 decline can make the operation personnel shift to the opposite side of high voltage circuit and face the circuit, thereby the quick maintenance of realization horizontal arrangement's big span high voltage line optional position, the insulating arm of insulating bucket arm car can realize the quick adjustment of operation personnel position all the time in one side of high voltage line, efficiency and convenience of high voltage line have been improved greatly.
Preferably, the bottom of fixed plate 3 is equipped with the open ring channel 12 that sets up in the bottom, carousel 11 swivelling joint is in ring channel 12, and specific bottom at ring channel 12 sets up the banding that the internal diameter is less than carousel 11, and carousel 11 swivelling joint is at the top of banding, just so can make carousel 11 firm be located ring channel 12, the condition that carousel 11 drops can not appear, symmetrical bolt or integrated into one piece's on the carousel 11 is fixed with fixed cover 13, and the fixed material all adopts insulating material, the top sliding connection of insulating ladder 2 is in fixed cover 13, the top of insulating ladder 2 is along the supporting shoe 14 of transverse symmetry's sliding connection with fixed cover 13 cooperation use, and such setting is when insulating ladder 2 installs, inserts fixed cover 13 with its top in, then transverse sliding supporting shoe 14 makes it carry out the cooperation with fixed cover 13 and be connected to carry out effectual restriction to the position of insulating ladder 2 in vertical direction, realizes insulating ladder 2 and carousel 11's quick connection, simple structure, and easy operation, insulating ladder 2's dismouting is fixed more high-efficient and firm.
Preferably, a supporting cross arm 15 is integrally formed on one side of the fixed sleeve 13 or is fixed by bolts, the supporting cross arm 15 is of a tubular structure, a compression spring 16 is arranged between the supporting block 14 and the insulating ladder 2, one end of the supporting block 14 penetrates through the fixed sleeve 13 and then is connected in the supporting cross arm 15 in a sliding manner, the supporting block 14 slides relatively during installation, the compression spring 16 is compressed, the end of the supporting block 14 is contracted in the range of the insulating ladder 2, the top of the insulating ladder 2 can smoothly enter the fixed sleeve 13, then the supporting block 14 is loosened, the supporting block 14 can be pushed to automatically slide into the supporting cross arm 15 on the side surface of the fixed sleeve 13 under the reset elasticity of the compression spring 16, so that the position limitation of the insulating ladder 2 in the vertical direction is realized, the operation is convenient, only the top of the insulating ladder 2 is inserted into the fixed sleeve 13 and then loosened after the supporting block 14 is slid, and the installation steps are further simplified, and the disassembly and assembly are more efficient.
Preferably, be equipped with through-hole 17 on the carousel 11 symmetry, through-hole 17 runs through carousel 11, fixed cover 13 bolt or integrated into one piece's fixing is in through-hole 17, the top of insulating ladder 2 is along vertical sliding connection having gag lever post 18, and specific inside at insulating ladder 2 sets up the slide hole, and gag lever post 18 is along vertical sliding connection in the slide hole, and the top of slide hole runs through the top of insulating ladder 2 for gag lever post 18 can stretch out or retract into insulating ladder 2, the top of ring channel 12 is equipped with a plurality of spacing grooves 19, gag lever post 18 pass behind the through-hole 17 with spacing groove 19 activity peg graft, and in this kind of structure is in the slide hole that gag lever post 18 downward sliding retracted to insulating ladder 2 when carousel 11 rotates, alright realize the smooth upset of insulating ladder 2 under the cooperation of a plurality of insulating sealing ropes 9 of ground personnel control this moment, and the gag lever post 18 upwards slides and stretches out insulating ladder 2 after the upset 180 degrees is in place, gets into in the spacing groove 19 at the ring channel 12 top, realizes the effective spacing to carousel 11 rotation direction for the upset and the insulating ladder 2, and fixed operation is all more convenient, and stable structure.
Preferably, the stop lever 18 sliding connection is in the inside of insulating ladder 2, the bottom of stop lever 18 extends to the bottom of insulating ladder 2, two bolt or integrated into one piece are fixed with connecting rod 20 between the bottom of stop lever 18, be equipped with tight spring 21 in top between connecting rod 20 and the insulating ladder 2, such structure makes stop lever 18 extend to insulating ladder 2 bottom position, here conveniently sit the equipotential operating personnel on sitting ladder 5 and operate, when insulating ladder 2 needs the upset, the operating personnel only need downwards pulling connecting rod 20 can drive the stop lever 18 of both sides and slide downwards simultaneously, compress tight spring 21 in top of the stop lever 18 and break away from spacing groove 19 back carousel 11 and drive insulating ladder 2 and rotate smoothly, loosen connecting rod 20 after the upset is put in place can be in the effect of tight spring 21 in the automatic limiting of stop lever 18 reset slip automatic entering spacing groove 19 to carousel 11 and insulating ladder 2 position, and utilize elasticity makes stop lever 18 remain fixed in spacing groove 19, step to insulating ladder 2 upset operation is further simplified, only need an equipotential operating personnel's one step that realizes that insulating ladder 2 rotates more firmly.
Preferably, the top of gag lever post 18 rotates and is connected with gyro wheel 22, gag lever post 18 breaks away from the top rolling contact of limit groove 19 back gyro wheel 22 and ring channel 12, such setting does not need to wait for when insulating ladder 2 overturns to overturn and to put in place equipotential operating personnel and can loosen connecting rod 20, afterwards gag lever post 18 resets and rolls at the top of ring channel 12 back gyro wheel 22 at its top, can not produce the interference to insulating ladder 2's upset, until gyro wheel 22 rolls to the position of limit groove 19 under the effect of jack spring 21 stop lever 18 slides and gets into limit groove 19 in realizing the restriction to insulating ladder 2 pivoted, do not need operating personnel to pull connecting rod 20 always, further simplified the operation step, operating strength of operating personnel has been reduced, make maintenance work simpler convenient.
Preferably, the bottom of seat ladder 5 is connected with a plurality of bobbins 23 through the bearing rotation, the tip of bobbin 23 is equipped with rocker 24, realizes the rotation of bobbin 23 through rocking rocker 24, thereby insulating seal rope 9 twines on bobbin 23, thereby rotates rocker 24 and realizes the operation of receiving and paying out of insulating seal rope 9, rotate on seat ladder 5 and be connected with the spacing 25 that cooperates rocker 24 to use, such setting is when insulating ladder 2 overturns, rotates rocker 24 and twines insulating seal rope 9 on bobbin 23, insulating seal rope 9 can not interfere with the high-voltage line when insulating ladder 2 lateral shifting this moment, and reverse rotation rocker 24 realizes insulating seal rope 9 unwrapping wire to ground after the upset is put in place, makes things convenient for ground personnel to insulating ladder 2's firm control, and the unwrapping wire finishes and rotates spacing 25 and makes its cover in the outside of rocker 24 and restrict its direction of rotation, guarantees the steadiness of bobbin 23 to make the receiving and paying out of insulating seal rope 9 use more convenient and firm.
Preferably, the side of the insulating bucket 1 is provided with a plurality of mounting grooves 26, the insulating fixing strap 4 is wound in the plurality of mounting grooves 26, and when the insulating fixing strap 4 is wound on the insulating bucket 1 to be fixed, the insulating fixing strap is wound in the plurality of mounting grooves 26, so that the position of the insulating fixing strap 4 is limited by the mounting grooves 26, the insulating bucket 1 is prevented from moving relatively, and the stability of the position fixing of the insulating ladder 2 is further improved.
An operation method of an equipotential operation device using a high voltage transmission line, comprising the steps of:
a. the method comprises the steps of (1) surveying an operation environment on site, parking an insulating arm vehicle to a proper position, opening support legs to fix the insulating arm vehicle, wherein the insulating arm vehicle is positioned obliquely below a high-voltage line, so that the insulating bucket 1 on the insulating arm vehicle can be lifted to the side surface or the upper side of the high-voltage line when lifted, and the maintenance position can be confirmed conveniently and rapidly;
b. the insulating fixing belt 4 is used for fixing the fixing plate 3 at the bottom of the insulating bucket 1, so that the fixing plate 3 is quickly connected with the insulating bucket 1, then the insulating ladder 2 is fixed at the bottom of the fixing plate 3, the insulating bucket 1 is positioned higher than the ground in the process, the insulating ladder 2 is vertically fixed at the bottom of the fixing plate 3, the sitting ladder 5 is rotated to be in a vertical state with the insulating ladder 2, the supporting rods 6 at the side surfaces of the sitting ladder 5 are rotated to enable the inserting blocks 8 at the end parts of the supporting rods 6 to be movably inserted into the inserting holes 7 at the corresponding positions on the insulating ladder 2, the fixing of the position of the sitting ladder 5 is realized, and the setting enables the sitting ladder 5 to be positioned at a horizontal position, so that equipotential operators can sit on the sitting ladder 5 conveniently;
c. the equipotential operator sits on the sitting ladder 5, and the safety belt 10 is wound on the body of the operator to fix the position of the operator relative to the insulating ladder 2, so that the operator is effectively fixed with the insulating ladder 2, and the hands of the operator are liberated, so that the operator can perform equipotential operation more conveniently, and the flexibility of maintenance operation is improved;
d. the operator in the insulating bucket 1 enters the insulating bucket 1, the insulating bucket 1 of the insulating bucket arm vehicle is controlled to enter the upper part of the high-voltage transmission line through an operation platform in the insulating bucket 1, the insulating ladder 2 positioned below the insulating bucket 1 is driven to enter the upper part or the side surface of the high-voltage transmission line, in the gradual descending process, the ground operator ensures that the insulating ladder 2 and the equipotential operator on the insulating ladder 2 stably enter the equipotential operation area through pulling the insulating sealing rope 9, the stability of the insulating ladder 2 in the process of entering the equipotential operation area and in the operation process is ensured, the shaking caused by wind blowing or unstable connection cannot occur, and the stability and the safety of the overhaul operation of the operator on the insulating ladder 2 are ensured;
e. after entering an equipotential operation area, equipotential operators perform a series of preparation before operation, preparation before operation is performed according to high-altitude high-voltage line operation regulations, then equipotential defect eliminating operation is performed by using tools carried by the operators or transmitted by insulating transmission ropes, and the insulating transmission ropes can be arranged on the landing ladder 5, so that the convenient transmission of the operation tools is realized by using the retraction of the insulating transmission ropes;
f. after the defect eliminating operation is completed, the workers are reworked in the reverse order, and the equipotential operators are lowered onto the ground.
Working principle: the insulating ladder 2 for carrying the equipotential operation staff does not need to be hung on a high-voltage line, but is hung on the insulating hopper 1 of the insulating hopper arm vehicle to move to an equipotential operation area, so that the equipotential operation staff can be quickly sent to the equipotential operation area when the high-voltage line is damaged and the mounting capacity is insufficient, the high-efficiency detection of the high-voltage line damaged by a large span is realized, the insulating ladder 2 can conveniently move in the span of the high-voltage line with the large span, the operation position is more flexible, the operation mode is simple, and the maintenance efficiency of the equipotential operation is greatly improved; the bottom of the insulating ladder 2 is rotatably provided with the sitting ladder 5, the sitting ladder 5 can rotate to form a state vertical to the insulating ladder 2, and the fixing of the sitting ladder 5 is realized by utilizing the matching of the insertion block 8 on the support rod 6 rotating on the side surface and the insertion hole 7 on the insulating ladder 2, so that an operator can sit on the sitting ladder 5, and the operator is bound on the insulating ladder 2 by utilizing the safety belt 10, so that the position of the operator on the insulating ladder 2 is firmer, more firm and safer during long-time operation, the safety of long-time high-altitude operation is ensured, and the position of the operator is controlled by ground personnel through the insulating sealing rope 9 during operation, so that the accuracy and the stability of the operation position are further ensured; the bottom detachable connection that insulating fights 1 is provided with fixed plate 3, fixed plate 3 utilizes insulating fixed band 4 to bind on insulating fight 1, insulating ladder 2 detachable connection is on fixed plate 3, seat ladder 5 realizes seat ladder 5 position's adjustment through the cooperation of jack 8 and insulating ladder 2 upper jack 7 of bracing piece 6 tip, make the whole realization that insulating ladder 2 can be convenient be connected or the separation with insulating fight 1, make insulating ladder 2 can be alone normal use or quick realization and insulating fight 1's cooperation, the structure is simpler, the installation of equipment is built more convenient and high-efficient, overhaul work's efficiency and convenience have further been improved.
Claims (9)
1. An operation method of an equipotential operation device using a high-voltage transmission line is characterized in that: the equipotential operation device of the high-voltage transmission line comprises an insulating bucket (1) arranged at the top of an insulating bucket arm vehicle, and an insulating ladder (2) is detachably connected to the lower side of the insulating bucket (1), and is characterized in that: the insulation bucket is characterized in that a fixing plate (3) can be detachably connected to the lower portion of the insulation bucket (1), an insulation fixing belt (4) capable of being wound on the insulation bucket (1) is arranged on the fixing plate (3), the insulation ladder (2) is detachably connected to the fixing plate (3), a seat ladder (5) is rotatably connected to the bottom of the insulation ladder (2), support rods (6) are rotatably connected to the two sides of the seat ladder (5) symmetrically, a plurality of jacks (7) are arranged on the two sides of the insulation ladder (2) symmetrically along a vertical array, plug blocks (8) are arranged at the end portions of the support rods (6), the plug blocks (8) are movably plugged with the jacks (7), a plurality of insulation sealing ropes (9) are arranged at the bottom of the seat ladder (5), and safety belts (10) used for fixing operators are arranged at positions, located above the seat ladder (5), of the insulation ladder (2).
The operation method comprises the following steps:
a. the method comprises the steps of surveying an operation environment on site, parking an insulating arm vehicle to a proper position, and opening support legs to fix the insulating arm vehicle;
b. fixing a fixing plate (3) at the bottom of an insulating bucket (1) by using an insulating fixing belt (4), fixing an insulating ladder (2) at the bottom of the fixing plate (3), rotating a sitting ladder (5) to form a vertical state with the insulating ladder (2), rotating a supporting rod (6) at the side surface of the sitting ladder (5) to enable an inserting block (8) at the end part of the supporting rod (6) to be movably inserted into an inserting hole (7) at a corresponding position on the insulating ladder (2), and fixing the position of the sitting ladder (5);
c. the equipotential operator sits on the sitting ladder (5), and the safety belt (10) is wound on the body of the operator to fix the position of the operator relative to the insulating ladder (2);
d. an operator in the insulating bucket (1) enters the insulating bucket (1), the insulating bucket (1) of the insulating bucket arm vehicle is controlled to enter the upper part of the high-voltage transmission line through an operation platform in the insulating bucket (1), and in the gradual descending process, the ground operator can ensure that the insulating ladder (2) and the equipotential operator on the insulating ladder stably enter an equipotential operation area through pulling the insulating sealing rope (9);
e. after entering an equipotential operation area, an equipotential operator performs a series of preparation work before operation, and then performs equipotential defect eliminating operation by using a tool carried by the equipotential operator or transmitted by an insulating transmission rope;
f. after the defect eliminating operation is completed, the workers are reworked in the reverse order, and the equipotential operators are lowered onto the ground.
2. The operation method of an equipotential operation device using a high voltage transmission line according to claim 1, wherein: the bottom of fixed plate (3) rotates and is connected with carousel (11), the top and the carousel (11) of insulating ladder (2) can dismantle and be connected.
3. The operation method of an equipotential operation device using a high voltage transmission line according to claim 2, wherein: the bottom of fixed plate (3) is equipped with annular channel (12) that the bottom was uncovered to set up, carousel (11) swivelling joint is in annular channel (12), symmetry is equipped with fixed cover (13) on carousel (11), the top sliding connection of insulating ladder (2) is in fixed cover (13), the top of insulating ladder (2) is followed transverse symmetry's sliding connection and is had supporting shoe (14) that use with fixed cover (13) cooperation.
4. A method of operating an equipotential operation device for a high voltage transmission line according to claim 3, wherein: one side of the fixed sleeve (13) is provided with a supporting cross arm (15), a compression spring (16) is arranged between the supporting block (14) and the insulating ladder (2), and one end of the supporting block (14) penetrates through the fixed sleeve (13) and is connected in the supporting cross arm (15) in a sliding mode.
5. A method of operating an equipotential operation device for a high voltage transmission line according to claim 3, wherein: the rotary table (11) is symmetrically provided with through holes (17), the fixing sleeve (13) is fixed in the through holes (17), the top of the insulating ladder (2) is vertically connected with a limiting rod (18) in a sliding mode, the top of the annular groove (12) is provided with a plurality of limiting grooves (19), and the limiting rod (18) is movably inserted into the limiting grooves (19) after penetrating through the through holes (17).
6. The operation method of an equipotential operation device for a high voltage transmission line according to claim 5, wherein: the utility model discloses a ladder, including insulating ladder (2), connecting rod (20) are equipped with between the bottom of gag lever post (18), gag lever post (18) sliding connection is in the inside of insulating ladder (2), the bottom of gag lever post (18) extends to the bottom of insulating ladder (2), two be equipped with tight spring (21) in top between connecting rod (20) and insulating ladder (2).
7. The operation method of an equipotential operation device for a high voltage transmission line according to claim 6, wherein: the top of the limiting rod (18) is rotationally connected with a roller (22), and the roller (22) is in rolling contact with the top of the annular groove (12) after the limiting rod (18) is separated from the limiting groove (19).
8. The operation method of an equipotential operation device using a high voltage transmission line according to claim 2, wherein: the bottom of seat ladder (5) rotates and is connected with a plurality of bobbins (23), the tip of bobbin (23) is equipped with rocker (24), insulating seal rope (9) twine on bobbin (23), rotate on seat ladder (5) and be connected with spacing (25) that cooperation rocker (24) used.
9. The operation method of an equipotential operation device using a high voltage transmission line according to claim 1, wherein: the side of the insulating bucket (1) is provided with a plurality of mounting grooves (26), and the insulating fixing belt (4) is wound in the plurality of mounting grooves (26).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310352286.9A CN116131158B (en) | 2023-04-04 | 2023-04-04 | Equipotential operation device and method for high-voltage transmission line |
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| CN202310352286.9A CN116131158B (en) | 2023-04-04 | 2023-04-04 | Equipotential operation device and method for high-voltage transmission line |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007246180A (en) * | 2006-03-13 | 2007-09-27 | Chugoku Electric Power Co Inc:The | Vehicle for high-lift work |
| CN103683105A (en) * | 2013-12-17 | 2014-03-26 | 国家电网公司 | Live working method of phase conductor insulating arm aerial platform truck under 66kV electric transmission line |
| CN104659710A (en) * | 2015-02-06 | 2015-05-27 | 江苏省电力公司检修分公司 | Live working method for 500kV power transmission line roadside phase lead insulating bucket boom tractor |
| CN214543323U (en) * | 2021-05-26 | 2021-10-29 | 河南创嘉电气工程有限公司 | High-altitude delivery device for lifting automatic equipment tackle |
-
2023
- 2023-04-04 CN CN202310352286.9A patent/CN116131158B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007246180A (en) * | 2006-03-13 | 2007-09-27 | Chugoku Electric Power Co Inc:The | Vehicle for high-lift work |
| CN103683105A (en) * | 2013-12-17 | 2014-03-26 | 国家电网公司 | Live working method of phase conductor insulating arm aerial platform truck under 66kV electric transmission line |
| CN104659710A (en) * | 2015-02-06 | 2015-05-27 | 江苏省电力公司检修分公司 | Live working method for 500kV power transmission line roadside phase lead insulating bucket boom tractor |
| CN214543323U (en) * | 2021-05-26 | 2021-10-29 | 河南创嘉电气工程有限公司 | High-altitude delivery device for lifting automatic equipment tackle |
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| CN116131158A (en) | 2023-05-16 |
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