CN113013783B - Power insulator maintenance construction system and construction method - Google Patents
Power insulator maintenance construction system and construction method Download PDFInfo
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- CN113013783B CN113013783B CN202110205726.9A CN202110205726A CN113013783B CN 113013783 B CN113013783 B CN 113013783B CN 202110205726 A CN202110205726 A CN 202110205726A CN 113013783 B CN113013783 B CN 113013783B
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- 239000012212 insulator Substances 0.000 title claims abstract description 256
- 238000010276 construction Methods 0.000 title claims abstract description 31
- 238000012423 maintenance Methods 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 203
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000006073 displacement reaction Methods 0.000 claims description 38
- 230000008859 change Effects 0.000 claims description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 230000002040 relaxant effect Effects 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 230000000007 visual effect Effects 0.000 claims description 8
- 230000008439 repair process Effects 0.000 claims description 7
- 230000008602 contraction Effects 0.000 claims 1
- 239000003989 dielectric material Substances 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 2
- 230000003028 elevating effect Effects 0.000 description 10
- 239000000725 suspension Substances 0.000 description 5
- 239000011521 glass Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 230000009194 climbing Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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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
Abstract
The invention relates to a power insulator maintenance construction system and a construction method, comprising a walking mechanism, a lifting mechanism, a loosening mechanism and a replacing mechanism; the travelling mechanism can move the lifting mechanism, the loosening mechanism and the replacing mechanism to the lower part of the insulator string, the lifting mechanism can lift the loosening mechanism and the replacing mechanism to the working height of replacing the insulator string, the insulator string to be replaced can be loosened through the loosening mechanism, the insulator to be replaced can be displaced relative to the adjacent insulator, and the replacing mechanism can replace the insulator to be replaced and recover the damaged insulator; the releasing mechanism is controlled by the electric pole to release the plurality of insulators, and compared with the conventional manual lead screw releasing mechanism, the time waste caused by disassembling and assembling the releasing device when the plurality of insulators are replaced is avoided; according to the invention, the replacement insulators are stored by the insulator storage mechanism, so that a plurality of insulators can be replaced by one-time operation of equipment, the traditional method that only one insulator can be replaced by manpower at one time is replaced, the working efficiency is improved, and the manpower is saved.
Description
Technical Field
The invention belongs to the technical field of power construction, and particularly relates to a power insulator maintenance construction system and a construction method.
Background
A suspension insulator string is an assembly of two or more insulator elements combined together for flexibly suspending a wire. The insulator body is made of ceramic or glass. Because the insulator body is made of ceramic or glass, the glass insulator is easy to crack or explode, so that the low zero value and even the structure of the insulator are damaged, and the breakage defects of the suspension insulator string are increased day by day. At present, no special replacing tool suitable for a suspension insulator string exists, the suspension insulator string can be replaced only by a traditional method when being replaced, even if a conducting wire and a wire clamp are pulled by a chain block, the suspension insulator string is in a non-stressed state, then a damaged insulator is disassembled and a new insulator is installed, the method needs a method of matching aerial work and ground work when in operation, generally three persons are needed to cooperate to carry out high altitude, in addition, two persons are needed to take a tool and the insulator on the ground, the working time of the working method is long, the danger of aerial workers is increased, the traction force of the chain block is not easy to control, overload traction is easy to generate, the conducting wire or the wire clamp is damaged, and the working quality is influenced.
Disclosure of Invention
In order to solve the problems, the invention provides a power insulator maintenance construction system and a construction method.
In order to achieve the purpose, the invention provides the following technical scheme that the power insulator maintenance construction system comprises a travelling mechanism, a lifting mechanism, a loosening mechanism and a replacing mechanism; the utility model discloses an insulator chain replacement device, including running gear, release mechanism, elevating system, change mechanism, insulator chain, release mechanism, elevating system, release mechanism, running gear upper end is equipped with elevating system, the elevating system upper end is equipped with loosening mechanism, it sets up to loosen the mechanism loosening mechanism upper end, running gear can remove elevating system, loosening mechanism and change mechanism to insulator chain below, elevating system can promote loosening mechanism and change mechanism to change insulator chain working height, through loosening mechanism can treat to change insulator chain and relax, makes and to treat to change the insulator and can carry out relative displacement with adjacent insulator, change the mechanism and can change and retrieve the damage insulator to the insulator that needs to be changed.
Preferably, the travelling mechanism comprises a trolley; the trolley is used for moving the system to a position below the insulator string.
Preferably, the lifting mechanism comprises a lifting electric pole and a scissor connecting rod; cut fork connecting rod one end and establish the running gear upper end, one end is established at the mechanism lower extreme that relaxes, the lift pole is established in the running gear upper end, cuts fork connecting rod lower extreme and the flexible end fixed connection of lift pole, through lift pole and cut the cooperation of fork connecting rod can promote relaxing mechanism and change mechanism to change insulator working height.
Preferably, the loosening mechanism comprises a loosening electric pole, a loosening first clamping jaw, a loosening second clamping jaw, a movable connecting rod, a lifting plate and a lifting support; the upper end surface of the lifting plate is provided with a sliding rail rack; the lifting device comprises a lifting plate, a first loosening clamping jaw and a second loosening clamping jaw, wherein the two ends of the lifting plate are respectively connected with the first loosening clamping jaw and the second loosening clamping jaw in a sliding mode, clamping jaw openings of the first loosening clamping jaw and the second loosening clamping jaw are arranged upwards, a lifting support is arranged on the upper end face of the lifting plate, and a loosening electric pole and a movable connecting rod are arranged on the lower end face of the lifting plate; the insulator can be clamped by automatically opening and closing the first clamping jaw and the second clamping jaw; the insulator string to be replaced can be loosened by matching the movable connecting rod, the electric pole, the first clamping jaw and the second clamping jaw, so that the insulator is not pulled by insulators on two sides after being loosened; the lifting support is used for lifting the insulator string after the insulator string is loosened, so that the insulator is prevented from falling off;
the movable connecting rod comprises a first connecting rod, a second connecting rod and a third connecting rod; the third connecting rod is hinged on the lower end surface of the lifting plate, one end of the third connecting rod is hinged with the telescopic end of the loosening electric pole, one side of the third connecting rod is hinged with the first connecting rod, first connecting rod one end is articulated with relaxing first clamping jaw lower extreme, third connecting rod one end is articulated with the second connecting rod, second connecting rod one end is articulated with relaxing second clamping jaw lower extreme.
Preferably, the replacing mechanism comprises a sliding rack, a first rotating mechanism, a second rotating mechanism, a disassembling clamping jaw, an insulator storage mechanism, a sheave replacing mechanism, a visual camera and a collecting box; the lifting plate is connected with the lower end face of the sliding rack in a sliding mode, and a collecting box, a second rotating mechanism, a dismounting clamping jaw, a first rotating mechanism and an insulator storage mechanism are sequentially arranged on the sliding rack from one side to the other side; a sheave replacing mechanism is arranged on the upper side of the sliding rack; a visual camera is arranged on one side of the sheave replacing mechanism; the loosening mechanism is used for loosening the insulator string to be replaced, and the first rotating mechanism and the second rotating mechanism rotate the loosened insulator to a detachable position; the disassembling clamping jaw is used for pulling out the bolt; the sheave replacing mechanism is used for replacing the insulator and placing the insulator into the collecting box; the visual camera is used for judging the position of the system and is also used for judging the rotation angle of the insulator to be replaced and the insulator connected with the corner ball of the insulator to be replaced.
Preferably, the sliding rack comprises a lower bracket, an upper bracket, an opening and closing electric pole and an L bracket; one side of the upper bracket is rotatably connected with the lower bracket, the other side of the upper bracket is provided with an L bracket, the lower end surface of the lower bracket is in sliding fit with the upper end surface of the lifting plate, one end of the opening and closing electric pole is rotatably connected with the upper bracket, the telescopic end of the opening and closing electric pole is rotatably connected with the lower bracket, the expansion of the opening and closing electric pole is controlled to control the opening and closing of the upper bracket and the lower bracket, and the upper bracket and the lower bracket are opened to enable the insulator string to enter the working position of the system;
the lower bracket comprises a moving motor and a moving gear; the movable motor is arranged on one side of the support, a movable gear is arranged on an output shaft of the movable motor, and the movable gear is meshed with the sliding rail rack.
Preferably, the first rotating mechanism comprises a first rubber wheel electric pole, a first motor base, a first rubber wheel motor and a first rubber wheel; the first rubber wheel electric pole is fixedly connected to the upper end face of the lower support, the telescopic end of the first rubber wheel electric pole is fixedly connected to the lower end face of the first motor base, a first rubber wheel motor is arranged on the upper end face of the first motor base, a first rubber wheel is arranged on an output shaft of the first rubber wheel motor, and the first rubber wheel electric pole is used for controlling the first rubber wheel to be attached to or separated from the cylindrical surface of the insulator;
the second rotating mechanism comprises a second rubber wheel electric pole, a second motor base, a second rubber wheel motor and a second rubber wheel; the second rubber wheel electric pole is arranged on the upper end face of the lower support, the telescopic end of the second rubber wheel electric pole is fixedly connected with the lower end face of the second motor base, a second rubber wheel motor is arranged on the upper end face of the second motor base, a second rubber wheel is arranged on an output shaft of the second rubber wheel motor, and the second rubber wheel electric pole is used for controlling the second rubber wheel to be attached to or separated from the cylindrical surface of the insulator.
Preferably, the dismounting clamping jaw comprises a clamping jaw electric pole, a clamping jaw fixing plate, a dismounting first clamping jaw and a dismounting second clamping jaw; the upper end face of the lower support is provided with a clamping jaw electric pole, the telescopic end of the clamping jaw electric pole is fixedly connected to the lower end face of the clamping jaw fixing plate, two sides of the upper end face of the clamping jaw fixing plate are provided with a first clamping jaw dismounting and a second clamping jaw dismounting which can be automatically opened and closed, and the clamping jaw electric pole is matched with the first clamping jaw dismounting and the second clamping jaw dismounting to pull out and insert the positioning pin from the insulator;
the insulator storage mechanism comprises a support plate, a storage electric pole and a storage box; the support plate is fixedly connected to the upper end face of the lower support, the upper end face of the support plate is connected with a storage box in a sliding mode, a storage electric pole is arranged on one side of the support plate, and the telescopic end of the storage electric pole is fixedly connected to one side of the storage box; a limiting rod is vertically arranged in the storage box and is clamped into an insulator steel cap groove of the insulator string to be replaced to position the limiting rod; the storage pole is used for controlling the storage box to move, so that the working position can be replenished with the insulator again.
Preferably, the sheave replacing mechanism comprises a sheave, a horizontal sliding plate, a vertical sliding plate, a swing arm, an insulator replacing plate, a sheave gear and a sheave motor; the insulator replacing device comprises an L-shaped bracket, a grooved pulley motor, an upper bracket, a horizontal sliding plate, a grooved pulley gear, a grooved pulley motor, an upper bracket, a vertical sliding plate, a horizontal sliding plate, a swinging arm, an insulator replacing plate and an insulator replacing plate, wherein the grooved pulley is rotatably connected with the vertical limb of the L-shaped bracket, the grooved pulley is meshed with the grooved pulley gear, the grooved pulley gear is fixedly connected with an output shaft of the grooved pulley motor, the upper end surface of the upper bracket is fixedly connected with the upper end surface of the upper bracket, the vertical sliding plate is slidably connected with the horizontal sliding plate, the horizontal sliding plate is slidably connected with the grooved pulley, one end of the swinging arm is rotatably connected with the upper end of the L-shaped bracket, the swinging arm is slidably arranged on the end surface of the insulator replacing plate, and can rotate relative to the insulator replacing plate; one end of the grooved pulley is provided with a vertical displacement groove, and the other end of the grooved pulley is provided with a horizontal displacement groove; the upper end of the horizontal sliding plate is provided with a vertical displacement bulge which is connected in the vertical displacement groove in a sliding manner; one end of the swing arm is provided with a horizontal displacement bulge which is connected in the horizontal displacement groove in a sliding manner; the vertical displacement groove is used for controlling the displacement of the insulator replacement plate in the vertical direction; the horizontal displacement groove is used for controlling the displacement of the insulator replacement plate in the horizontal direction;
one end of the insulator replacement plate is provided with a sliding groove; the dismounting mechanism and the mounting mechanism are identical in structure and are symmetrically arranged on the end face of the insulator replacing plate by taking the sliding groove as an axis, and the dismounting mechanism comprises a semicircular ring, a positioning electric pole, a positioning block, a rotating shaft and a supporting plate; one side of the semicircular ring is provided with a supporting plate, the other side of the semicircular ring is provided with a rotating shaft, the positioning electric pole is arranged on the semicircular ring, the telescopic end of the positioning electric pole is fixedly connected to the rear end of the positioning block, and the middle part of the positioning block is rotatably connected with the rotating shaft; the locating piece is located semicircle intra-annular part and is the triangle boss, the location pole stretches out and can make locating piece triangle boss part and backup pad cooperation with the insulator centre gripping, prevents that it from dropping.
Preferably, the construction method of the power insulator repair construction system comprises the following steps:
s1, system displacement: the walking mechanism is started to convey the system to a proper position below the insulator string to be replaced;
s2, system promotion: the replacing mechanism is opened to avoid the insulator string, the lifting mechanism is started, and the replacing mechanism is closed after the loosening mechanism and the replacing mechanism are lifted to the working height;
s3, relaxing: the loosening mechanism is started to enable insulator strings on two sides of the loosening area to move towards the direction of the loosening area, and the insulator to be replaced can perform relative displacement with the insulator strings;
s4, replacement: the replacement mechanism is started to rotate the insulator to be replaced in the loosening area and the insulator connected with the corner ball of the insulator to a proper angle and then disassemble the insulator, replace a new insulator and recover the replaced insulator;
s5, continuously replacing: the walking mechanism is started to convey the system to a proper position of the next insulator string to be replaced, and the replacement work is repeated;
s6, the system returns: the running mechanism and the replacing mechanism are matched to enable the system to return to an initial position, and an operator recovers the system and the replaced insulator.
Compared with the prior art, the invention has the advantages that:
1. according to the insulator chain climbing device, equipment is moved to the position below the insulator chain through the trolley, and the equipment is lifted to a working area through the lifting mechanism, so that the traditional method of climbing and replacing the insulator carried by people manually is replaced, and the danger of high-altitude operation of workers is avoided;
2. compared with the conventional manual lead screw loosening mechanism, the electric pole control loosening mechanism has the advantages that time waste caused by disassembling and assembling loosening equipment when a plurality of insulators are replaced is avoided, and the efficiency is improved;
3. according to the invention, the replacement insulators are stored by the insulator storage mechanism, so that a plurality of insulators can be replaced by one-time operation of the equipment, the method that only one insulator can be replaced by manpower in the past is replaced, the working efficiency is improved, and the manpower is saved.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention in an installed state;
FIG. 2 is a schematic three-dimensional structure of the release mechanism and the replacement mechanism of the present invention;
FIG. 3 is a schematic three-dimensional structure of the release mechanism of the present invention;
FIG. 4 is a schematic three-dimensional structure of the replacing mechanism of the present invention;
FIG. 5 is a schematic view of another perspective three-dimensional structure of the replacing mechanism of the present invention;
FIG. 6 is a schematic three-dimensional structure of the insulator replacement plate according to the present invention;
FIG. 7 is a schematic view of the present invention showing the operation of the removal jaw;
figure 8 is a rear view of the sheave of the present invention;
fig. 9 is a schematic three-dimensional structure of the sheave of the present invention;
FIG. 10 is a schematic three-dimensional structure of an insulator according to the present invention;
FIG. 11 is a schematic three-dimensional structure of the replacement mechanism of the present invention in an initial state;
FIG. 12 is a three-dimensional structure diagram of the replacement mechanism of the present invention in a disassembled state;
fig. 13 is a front view showing an installation state of the exchanging mechanism of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
As shown in fig. 1-13, is a preferred embodiment of the present invention.
A power insulator maintenance construction system comprises a walking mechanism 1, a lifting mechanism 2, a loosening mechanism 3 and a replacing mechanism 4; 1 upper end of running gear is equipped with elevating system 2, 2 upper ends of elevating system are equipped with loosening mechanism 3, it sets up to change mechanism 4 loosening mechanism 3 upper end, running gear 1 can remove elevating system 2, loosening mechanism 3 and change mechanism 4 to insulator chain below, elevating system 2 can promote loosening mechanism 3 and change mechanism 4 to change insulator working height, through loosening mechanism 3 can be treated to change insulator chain and relax, makes and treats that to change the insulator and can carry out relative displacement with adjacent insulator, change mechanism 4 can be changed and retrieve the damage insulator to the insulator that needs to be changed.
The travelling mechanism 1 comprises a trolley 11; the trolley 11 is used for moving the system to a position below the insulator string.
The lifting mechanism 2 comprises a lifting electric pole 21 and a scissor connecting rod 22; cut fork connecting rod 22 one end and establish 1 upper end of running gear, one end is established at the 3 lower extremes of relaxation mechanism, lift pole 21 is established in 1 upper end of running gear, cuts fork connecting rod 22 lower extreme and the flexible end fixed connection of lift pole 21, through lift pole 21 can promote relaxation mechanism 3 and change mechanism 4 to change insulator working height with cutting the cooperation of fork connecting rod 22.
The loosening mechanism 3 comprises a loosening electric pole 31, a loosening first clamping jaw 32, a loosening second clamping jaw 33, a movable connecting rod 34, a lifting plate 35 and a lifting support 36; the upper end surface of the lifting plate 35 is provided with a sliding rail rack 351; the two ends of the lifting plate 35 are respectively connected with a loosening first clamping jaw 32 and a loosening second clamping jaw 33 in a sliding mode, clamping jaw openings of the loosening first clamping jaw 32 and the loosening second clamping jaw 33 are arranged upwards, a lifting support 36 is arranged on the upper end face of the lifting plate 35, and a loosening electric pole 31 and a movable connecting rod 34 are arranged on the lower end face of the lifting plate 35; the insulator can be clamped by opening and closing the first clamping jaw 32 and the second clamping jaw 33 automatically; the insulator string to be replaced can be loosened by matching the movable connecting rod 34, the loosening electric pole 31, the loosening first clamping jaw 32 and the loosening second clamping jaw 33, so that the loosened insulator is not pulled by insulators on two sides any more; the lifting support 36 is used for lifting the insulator string after the insulator string is loosened, so that the insulator is prevented from falling;
the movable link 34 includes a first link 341, a second link 342, and a third link 343; third connecting rod 343 articulates under lifter plate 35 terminal surface, and third connecting rod 343 one end is articulated with the flexible end of relaxing pole 31, third connecting rod 343 one side is articulated with first connecting rod 341, first connecting rod 341 one end is articulated with the lower extreme of relaxing first clamping jaw 32, third connecting rod 343 one end is articulated with second connecting rod 342, second connecting rod 342 one end is articulated with the lower extreme of relaxing second clamping jaw 33.
The replacing mechanism 4 comprises a sliding rack 41, a first rotating mechanism 42, a second rotating mechanism 43, a disassembling clamping jaw 44, an insulator storage mechanism 45, a sheave replacing mechanism 46, a visual camera 47 and a collecting box 48; the lifting plate 35 is connected with the lower end face of the sliding rack 41 in a sliding manner, and a collecting box 48, a second rotating mechanism 43, a dismounting clamping jaw 44, a first rotating mechanism 42 and an insulator storage mechanism 45 are sequentially arranged on the sliding rack 41 from one side to the other side; the upper side of the sliding frame 41 is provided with a sheave replacing mechanism 46; a vision camera 47 is arranged on one side of the sheave replacing mechanism 46; the sliding rack 41 is used for moving the replacing mechanism 4 to the position of the insulator to be replaced, the loosening mechanism 3 is used for loosening the insulator string to be replaced, and the first rotating mechanism 42 and the second rotating mechanism 43 rotate the loosened insulator to the detachable position; the disassembling clamping jaw 44 is used for pulling out a bolt; the sheave replacement mechanism 46 is used to replace and place the insulators into a collection tank 48; the vision camera 47 is used for judging the position of the system, and the vision camera 47 is also used for judging the rotation angle of the insulator to be replaced and the insulator connected with the corner ball of the insulator to be replaced.
The sliding frame 41 comprises a lower bracket 411, an upper bracket 412, an opening and closing electric pole 413 and an L bracket 414; the utility model discloses a substring insulator access system, including upper bracket 412, lower carriage 411, pole 413 that opens and shuts, upper bracket 412 one side rotates with lower carriage 411 to be connected, and the upper bracket opposite side is equipped with L support 414, terminal surface and lifter plate 35 up end sliding fit under the lower carriage 411, pole 413 one end that opens and shuts rotates with upper bracket 412 to be connected, and the flexible end of pole 413 that opens and shuts rotates with lower carriage 411 to be connected, controls the flexible of pole 413 that opens and shuts is used for controlling upper bracket 412 and lower carriage 411 to open and shut, and upper bracket 412 and lower carriage 411 are opened and are made substring insulator accessible system's operating position.
The lower bracket 411 includes a moving motor 4111 and a moving gear 4112; the moving motor 4111 is arranged on one side of the support 411, a moving gear 4112 is arranged on an output shaft of the moving motor 4111, the moving gear 4112 is meshed with the sliding rail rack 351, and the moving motor 4111 is used for controlling the movement of the replacing mechanism 4 on the lifting plate 35.
The first rotating mechanism 42 comprises a first rubber wheel electric pole 421, a first motor base 422, a first rubber wheel motor 423 and a first rubber wheel 424; the first rubber wheel electric pole 421 is fixedly connected to the upper end face of the lower support 411, the telescopic end of the first rubber wheel electric pole 421 is fixedly connected to the lower end face of the first motor base 422, the upper end face of the first motor base 422 is provided with a first rubber wheel motor 423, an output shaft of the first rubber wheel motor 423 is provided with a first rubber wheel 424, and the first rubber wheel electric pole 421 is used for controlling the first rubber wheel 424 to be attached to or detached from the cylindrical surface of the insulator;
the second rotating mechanism 43 comprises a second rubber wheel electric pole 431, a second motor base 432, a second rubber wheel motor 433 and a second rubber wheel 434; the second rubber wheel electric pole 431 is arranged on the upper end face of the lower support 411, the telescopic end of the second rubber wheel electric pole 431 is fixedly connected with the lower end face of the second motor base 432, the second rubber wheel motor 433 is arranged on the upper end face of the second motor base 432, a second rubber wheel 434 is arranged on an output shaft of the second rubber wheel motor 433, and the second rubber wheel electric pole 431 is used for controlling the second rubber wheel 434 to be attached to or separated from the cylindrical surface of the insulator.
The dismounting jaw 44 comprises a jaw electric pole 441, a jaw fixing plate 442, a dismounting first jaw 443 and a dismounting second jaw 444; the upper end face of the lower bracket 411 is provided with a clamping jaw electric pole 441, the telescopic end of the clamping jaw electric pole 441 is fixedly connected to the lower end face of the clamping jaw fixing plate 442, two sides of the upper end face of the clamping jaw fixing plate 442 are provided with a first dismounting clamping jaw 443 and a second dismounting clamping jaw 444 which can be automatically opened and closed, and the clamping jaw electric pole 441 is used for matching with the first dismounting clamping jaw 443 and the second dismounting clamping jaw 444 to pull out and insert the positioning pin from the insulator;
the insulator storage mechanism 45 includes a bracket plate 451, a storage pole 452, and a storage box 453; the bracket plate 451 is fixedly connected to the upper end surface of the lower bracket 411, the upper end surface of the bracket plate 451 is slidably connected with a storage box 453, one side of the bracket plate 451 is provided with a storage pole 452, and the telescopic end of the storage pole 452 is fixedly connected to one side of the storage box 453; a limiting rod 4531 is vertically arranged in the storage box 453, and the limiting rod 4531 is clamped into a groove of an insulator steel cap of an insulator string to be replaced to position the insulator steel cap; the storage pole 452 is used to control the movement of the storage box to enable the working position to replenish the insulator.
The sheave changing mechanism 46 includes a sheave 461, a horizontal sliding plate 462, a vertical sliding plate 463, a swing arm 464, an insulator changing plate 465, a sheave gear 466, and a sheave motor 467; the sheave 461 is rotatably connected with the vertical leg of the L bracket 414, the sheave 461 is meshed with the sheave gear 466, the sheave gear 466 is fixedly connected with the output shaft of the sheave motor 467, the sheave motor 467 is fixedly connected with the upper end surface of the upper bracket 412, the lower end surface of the upper bracket 412 is provided with a vertical sliding plate 463, the vertical sliding plate 463 is slidably connected with a horizontal sliding plate 462, the horizontal sliding plate 462 is slidably connected with an insulator replacing plate 465, the upper end of the horizontal sliding plate 462 is slidably matched with the sheave 461, one end of a swing arm 464 is rotatably connected with the upper end of the L bracket 414, the swing arm 464 is slidably arranged on the end surface of the insulator replacing plate, and the swing arm 464 can rotate relative to the insulator replacing plate 465; one end of the grooved wheel 461 is provided with a vertical displacement slot 4611, and the other end of the grooved wheel 461 is provided with a horizontal displacement slot 4612; the upper end of the horizontal sliding plate 462 is provided with a vertical displacement projection 4621 which is connected in a sliding way in the vertical displacement slot 4611; one end of the swinging arm 464 is provided with a horizontal displacement protrusion 4641 which is connected in a sliding way in the horizontal displacement groove 4612; the vertical displacement slot 4611 is used for controlling the displacement of the insulator replacement plate 465 in the vertical direction; the horizontal displacement slot 4612 is used for controlling the displacement of the insulator replacement plate 465 in the horizontal direction;
one end of the insulator replacement plate 465 is provided with a sliding groove 4653; the dismounting mechanism 4651 and the mounting mechanism 4652 have the same structure and are symmetrically arranged on the end face of the insulator replacing plate 465 by taking the sliding groove as an axis, and the dismounting mechanism 4651 comprises a semicircular ring 46511, a positioning electric pole 46512, a positioning block 46513, a rotating shaft 46514 and a supporting plate 46515; a supporting plate 46515 is arranged on one side of the semicircular ring 46511, a rotating shaft 46514 is arranged on the other side of the semicircular ring 46511, the positioning electric pole 46512 is arranged on the semicircular ring 46511, the telescopic end of the positioning electric pole 46512 is fixedly connected to the rear end of the positioning block 46513, and the middle part of the positioning block 46513 is rotatably connected with the rotating shaft 46514; the part of the positioning block 46513, which is positioned inside the semicircular ring 46511, is a triangular boss, and the positioning electric pole 46512 extends out to enable the triangular boss part of the positioning block 46513 to be matched with the supporting plate 46515 to clamp the insulator, so that the insulator is prevented from falling.
The construction method of the power insulator maintenance construction system comprises the following steps:
s1, system displacement: the traveling mechanism 1 is started to convey the system to a proper position below the insulator string to be replaced;
s2, system promotion: the replacing mechanism 4 is opened to avoid the insulator string, the lifting mechanism 2 is started, the loosening mechanism 3 and the replacing mechanism 4 are lifted to the working height, and then the replacing mechanism 4 is closed;
s3, relaxing: the loosening mechanism 3 is started to enable insulator strings on two sides of the loosening area to move towards the direction of the loosening area, so that the insulator to be replaced can perform relative displacement with the insulator strings;
s4, replacement work: the replacing mechanism 4 is started to rotate the insulator to be replaced and the insulator connected with the corner ball in the loosening area by a proper angle and then disassemble the insulator, replace a new insulator and recover the replaced insulator;
s5, continuously replacing: the traveling mechanism 1 is started to convey the system to a proper position of the next insulator string to be replaced, and the replacement work is repeated;
s6, the system returns: the walking mechanism 1 and the replacing mechanism 4 are matched to enable the system to return to the initial position, and an operator can recover the system and the replaced insulator.
The working process of the power insulator maintenance construction method is as follows:
first, preparation work is started: the operator places the insulators to be replaced in the storage bin 453 and each of the restraint rods 4531 is snapped into a recess in the steel cap of an insulator to position the insulator; the trolley 11 is started, the moving system moves to a proper position below the insulator to be replaced, the opening and closing electric pole 413 contracts to enable the upper support 412 and the lower support 411 to be opened, then the lifting electric pole 21 extends out, the scissor link 22 lifts the loosening mechanism 3 and the replacing mechanism 4 to a working position, and the opening and closing electric pole 413 extends to enable the upper support 412 and the lower support 411 to be folded.
Then the relaxation work is started: loosening the first clamping jaw 32 and loosening the second clamping jaw 33 to respectively fold and clamp the insulator steel cap at the position, so that a loosening area is formed between the first clamping jaw 32 and the second clamping jaw 33; the electric pole 31 is then released and extended to allow the first jaw 32 and the second jaw 33 to approach each other, so that the insulator in the release area is no longer pulled by the insulators on both sides.
Subsequently, the rotation work is started: the second rubber wheel electric pole 431 extends out, so that the second rubber wheel 434 is displaced to a position tightly attached to the insulator to be replaced, and the first rubber wheel electric pole 421 extends out, so that the first rubber wheel 424 is tightly attached to the insulator connected with the corner ball end of the insulator to be replaced; then, the first rubber wheel motor 423 and the second rubber wheel motor 433 are started to rotate the insulators contacted with the first rubber wheel 424 and the second rubber wheel 434 to the position where the positioning pins can be pulled out, and then the insulators are stopped, and the position is measured by the vision camera 47. Then the clamping jaw pole 441 extends out, the first clamping jaw 443 is disassembled, the second clamping jaw 444 is disassembled and folded to clamp the positioning pin, the clamping jaw pole 441 retracts for a distance to pull the positioning pin out of the steel cap for a distance, then the first clamping jaw 443 is disassembled, the second clamping jaw 444 is disassembled, the clamping jaw pole 441 resets, and the first rubber wheel pole 421 and the second rubber wheel pole 431 reset.
Then, the replacement work is started: first the sheave change mechanism 46 state is as shown in figure 11; the sheave motor 467 rotates forward to drive the sheave 461 to rotate clockwise to the angle shown in fig. 12 and then stops; at this time, the semicircular rings 46511 on the dismounting mechanism 4651 and the mounting mechanism 4652 are respectively attached to the insulator to be replaced and the insulator to be replaced; the positioning electric pole 46512 extends out to enable the triangular boss part of the positioning block 46513 and the supporting plate 46515 to be matched and clamped with an insulator between the positioning block 46513 and the supporting plate 46515; then the sheave motor 467 continues to rotate forward to stop the sheave 461 after the angle is shown in fig. 13, at this time, the dismounting mechanism 4651 clamps the replaced insulator at the upper side of the collecting box 48, and the mounting mechanism 4652 clamps the insulator to enter a proper position and is buckled with an adjacent insulator; then the clamping jaw pole 441 extends out, the first clamping jaw 443 and the second clamping jaw 444 are disassembled to push the positioning pin at the first clamping jaw into the groove of the steel cap, and then the disassembling clamping jaw 44 resets; then the positioning electric pole 46512 retracts to make the insulator on the disassembling mechanism 4651 fall into the collecting box 48; then the sheave motor 467 continues to rotate forward to stop the sheave 461 with the angle as shown in fig. 11; the storage pole 452 extends out for a certain distance, and the storage box 453 drives the remaining insulators on the inner side of the storage pole to enter a position where the mounting mechanism 4652 can clamp the insulators; then, the moving motor 4111 is started, so that the replacing mechanism 4 drives the insulator replacing plate 465 to displace in the loosening area until the vision camera 47 detects that the insulator replacing plate 465 moves to the position above another insulator to be replaced; and repeating the replacement work until the insulator in the loosening area is replaced.
Then, the trolley 11 is started to move the system to the area where the rest insulators to be replaced are located, and all steps from the loosening work to the replacing work are repeated until all the insulators to be replaced are replaced; after the pole 413 that opens and shuts contracts, the lift pole 21 contracts, and the dolly 11 transports the system back to the starting point, and the maintenance of once power insulator is under construction and is ended.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a power insulator maintenance construction system which characterized in that: the electric insulator maintenance construction system comprises a walking mechanism (1), a lifting mechanism (2), a loosening mechanism (3) and a replacing mechanism (4); the method is characterized in that: the insulator replacing device is characterized in that a lifting mechanism (2) is arranged at the upper end of the travelling mechanism (1), a loosening mechanism (3) is arranged at the upper end of the lifting mechanism (2), the replacing mechanism (4) is arranged at the upper end of the loosening mechanism (3), the travelling mechanism (1) can move the lifting mechanism (2), the loosening mechanism (3) and the replacing mechanism (4) to the position below an insulator string, the lifting mechanism (2) can lift the loosening mechanism (3) and the replacing mechanism (4) to the working height of insulator replacing, the insulator string to be replaced can be loosened through the loosening mechanism (3), the insulator to be replaced can be relatively displaced with an adjacent insulator, and the replacing mechanism (4) can replace the insulator to be replaced and recover the damaged insulator;
the loosening mechanism (3) comprises a loosening electric pole (31), a loosening first clamping jaw (32), a loosening second clamping jaw (33), a movable connecting rod (34), a lifting plate (35) and a lifting support (36); the upper end face of the lifting plate (35) is provided with a sliding rail rack (351); the lifting plate is characterized in that two ends of the lifting plate (35) are respectively connected with a loosening first clamping jaw (32) and a loosening second clamping jaw (33) in a sliding mode, clamping jaw openings of the loosening first clamping jaw (32) and the loosening second clamping jaw (33) are arranged upwards, a lifting support (36) is arranged on the upper end face of the lifting plate (35), and a loosening electric pole (31) and a movable connecting rod (34) are arranged on the lower end face of the lifting plate (35); the insulator can be clamped by automatically opening and closing the first clamping jaw (32) and the second clamping jaw (33) when the first clamping jaw and the second clamping jaw are loosened; the insulator string to be replaced can be loosened by matching the movable connecting rod (34), the loosening electric pole (31), the loosening first clamping jaw (32) and the loosening second clamping jaw (33), so that the loosened insulator is not pulled by insulators on two sides any more; the lifting support (36) is used for lifting the insulator string after the insulator string is loosened, so that the insulator is prevented from falling;
the movable link (34) comprises a first link (341), a second link (342), and a third link (343); the third connecting rod (343) is hinged to the lower end face of the lifting plate (35), one end of the third connecting rod (343) is hinged to the telescopic end of the loosening electric pole (31), one side of the third connecting rod (343) is hinged to the first connecting rod (341), one end of the first connecting rod (341) is hinged to the lower end of the loosening first clamping jaw (32), one end of the third connecting rod (343) is hinged to the second connecting rod (342), and one end of the second connecting rod (342) is hinged to the lower end of the loosening second clamping jaw (33);
the replacing mechanism (4) comprises a sliding rack (41), a first rotating mechanism (42), a second rotating mechanism (43), a disassembling clamping jaw (44), an insulator storage mechanism (45), a sheave replacing mechanism (46), a visual camera (47) and a collecting box (48); the lifting plate (35) is connected with the lower end face of the sliding rack (41) in a sliding mode, and a collecting box (48), a second rotating mechanism (43), a dismounting clamping jaw (44), a first rotating mechanism (42) and an insulator storage mechanism (45) are sequentially arranged on the sliding rack (41) from one side to the other side; a sheave replacing mechanism (46) is arranged on the upper side of the sliding rack (41); a visual camera (47) is arranged on one side of the sheave replacing mechanism (46); the loosening mechanism (3) is used for loosening the insulator string to be replaced, and the first rotating mechanism (42) and the second rotating mechanism (43) rotate the loosened insulator to a detachable position; the disassembling clamping jaw (44) is used for pulling out the bolt; the sheave replacing mechanism (46) is used for replacing the insulator and putting the insulator into a collecting box (48); the visual camera (47) is used for judging the position of the system, and the visual camera (47) is also used for judging the rotation angle of the insulator to be replaced and the insulator connected with the corner ball of the insulator to be replaced.
2. A power insulator repair construction system according to claim 1, characterized in that: the travelling mechanism (1) comprises a trolley (11); the trolley (11) is used for moving the system to a proper position below the insulator string.
3. A power insulator repair construction system according to claim 2, characterized in that: the lifting mechanism (2) comprises a lifting electric pole (21) and a scissor connecting rod (22); cut fork connecting rod (22) one end and establish running gear (1) upper end, one end is established and is relaxed mechanism (3) lower extreme, establish in running gear (1) upper end lifting electric pole (21), cut fork connecting rod (22) lower extreme and lifting electric pole (21) fixed connection that stretches out and draws back, through lifting electric pole (21) and cutting fork connecting rod (22) cooperation can promote relaxed mechanism (3) and change mechanism (4) to change insulator working height.
4. A power insulator repair construction system according to claim 3, characterized in that: the sliding rack (41) comprises a lower support (411), an upper support (412), an opening and closing electric pole (413) and an L support (414); one side of the upper support (412) is rotatably connected with the lower support (411), the other side of the upper support is provided with an L-shaped support (414), the lower end face of the lower support (411) is in sliding fit with the upper end face of the lifting plate (35), one end of the opening and closing electric pole (413) is rotatably connected with the upper support (412), the telescopic end of the opening and closing electric pole (413) is rotatably connected with the lower support (411), the expansion and contraction of the opening and closing electric pole (413) are controlled to control the opening and closing of the upper support (412) and the lower support (411), and the upper support (412) and the lower support (411) are opened to enable the insulator string to enter the working position of the system;
the lower bracket (411) comprises a moving motor (4111) and a moving gear (4112); moving motor (4111) is established in support (411) one side, is equipped with on moving motor (4111) the output shaft and removes gear (4112), remove gear (4112) and slide rail rack (351) mesh mutually.
5. A power insulator repair construction system according to claim 4, characterized in that: the first rotating mechanism (42) comprises a first rubber wheel electric pole (421), a first motor base (422), a first rubber wheel motor (423) and a first rubber wheel (424); the first rubber wheel electric pole (421) is fixedly connected to the upper end face of the lower support (411), the telescopic end of the first rubber wheel electric pole (421) is fixedly connected to the lower end face of the first motor base (422), the upper end face of the first motor base (422) is provided with a first rubber wheel motor (423), an output shaft of the first rubber wheel motor (423) is provided with a first rubber wheel (424), and the first rubber wheel electric pole (421) is used for controlling the first rubber wheel (424) to be attached to or separated from the cylindrical surface of the insulator;
the second rotating mechanism (43) comprises a second rubber wheel electric pole (431), a second motor base (432), a second rubber wheel motor (433) and a second rubber wheel (434); the upper end face of the lower support (411) is provided with a second rubber wheel electric pole (431), the telescopic end of the second rubber wheel electric pole (431) is fixedly connected with the lower end face of a second motor base (432), the upper end face of the second motor base (432) is provided with a second rubber wheel motor (433), an output shaft of the second rubber wheel motor (433) is provided with a second rubber wheel (434), and the second rubber wheel electric pole (431) is used for controlling the second rubber wheel (434) to be attached to or separated from the cylindrical surface of the insulator.
6. A power insulator repair construction system according to claim 5, characterized in that: the dismounting clamping jaw (44) comprises a clamping jaw electric pole (441), a clamping jaw fixing plate (442), a dismounting first clamping jaw (443) and a dismounting second clamping jaw (444); the upper end face of the lower support (411) is provided with a clamping jaw electric pole (441), the telescopic end of the clamping jaw electric pole (441) is fixedly connected to the lower end face of the clamping jaw fixing plate (442), two sides of the upper end face of the clamping jaw fixing plate (442) are provided with a first clamping jaw (443) and a second clamping jaw (444) which can be automatically opened and closed in a dismounting mode, and the clamping jaw electric pole (441) is used for being matched with the first clamping jaw (443) and the second clamping jaw (444) in the dismounting mode to pull out and insert the positioning pin from the insulator;
the insulator storage mechanism (45) comprises a bracket plate (451), a storage electric pole (452) and a storage box (453); the support plate (451) is fixedly connected to the upper end face of the lower support (411), the upper end face of the support plate (451) is connected with a storage box (453) in a sliding mode, a storage electric pole (452) is arranged on one side of the support plate (451), and the telescopic end of the storage electric pole (452) is fixedly connected to one side of the storage box (453); a limiting rod (4531) is vertically arranged in the storage box (453), and the limiting rod (4531) is clamped into a groove of an insulator steel cap of an insulator string to be replaced to position the insulator steel cap; the storage pole (452) is used to control the movement of the storage box to enable the working position to replenish the insulator.
7. A power insulator repair construction system according to claim 6, characterized in that: the sheave replacing mechanism (46) comprises a sheave (461), a horizontal sliding plate (462), a vertical sliding plate (463), a swinging arm (464), an insulator replacing plate (465), a sheave gear (466) and a sheave motor (467); the grooved pulley (461) is rotatably connected with a vertical limb of the L bracket (414), the grooved pulley (461) is meshed with a grooved pulley gear (466), the grooved pulley gear (466) is fixedly connected to an output shaft of a grooved pulley motor (467), the grooved pulley motor (467) is fixedly connected with the upper end face of the upper bracket (412), the lower end face of the upper bracket (412) is provided with a vertical sliding plate (463), the vertical sliding plate (463) is slidably connected with a horizontal sliding plate (462), the horizontal sliding plate (462) is slidably connected with an insulator replacing plate (465), the upper end of the horizontal sliding plate (462) is slidably matched with the grooved pulley (461), one end of the swing arm (464) is rotatably connected with the upper end of the L bracket (414), the swing arm (464) is slidably arranged on the end face of the insulator replacing plate, and the swing arm (464) can rotate relative to the insulator replacing plate (465); one end of the grooved wheel (461) is provided with a vertical displacement groove (4611), and the other end of the grooved wheel (461) is provided with a horizontal displacement groove (4612); the upper end of the horizontal sliding plate (462) is provided with a vertical displacement bulge (4621) which is connected in a sliding way in the vertical displacement groove (4611); one end of the swing arm (464) is provided with a horizontal displacement bulge (4641) which is connected in a horizontal displacement groove (4612) in a sliding way; the vertical displacement groove (4611) is used for controlling the displacement of the insulator replacement plate (465) in the vertical direction; the horizontal displacement groove (4612) is used for controlling the displacement of the insulator replacement plate (465) in the horizontal direction;
one end of the insulator replacing plate (465) is provided with a sliding groove (4653); the dismounting mechanism (4651) and the mounting mechanism (4652) are identical in structure and symmetrically arranged on the end face of the insulator replacement plate (465) by taking the sliding groove as an axis, and the dismounting mechanism (4651) comprises a semicircular ring (46511), a positioning electric pole (46512), a positioning block (46513), a rotating shaft (46514) and a supporting plate (46515); one side of the semicircular ring (46511) is provided with a supporting plate (46515), the other side of the semicircular ring (46511) is provided with a rotating shaft (46514), the positioning electric pole (46512) is arranged on the semicircular ring (46511), the telescopic end of the positioning electric pole (46512) is fixedly connected to the rear end of the positioning block (46513), and the middle part of the positioning block (46513) is rotatably connected with the rotating shaft (46514); the part of the locating block (46513) positioned inside the semicircular ring (46511) is a triangular boss, and the locating electric pole (46512) extends out to enable the triangular boss part of the locating block (46513) and the supporting plate (46515) to be matched to clamp the insulator to prevent the insulator from falling.
8. A method of construction of a power insulator servicing construction system according to any of claims 1-7, characterized in that the method of construction of the power insulator servicing construction system comprises the steps of:
s1, system displacement: the traveling mechanism (1) is started to convey the system to a proper position below the insulator string to be replaced;
s2, system lifting: the replacing mechanism (4) is opened to avoid the insulator string, the lifting mechanism (2) is started, the loosening mechanism (3) and the replacing mechanism (4) are lifted to the working height, and then the replacing mechanism (4) is closed;
s3, relaxing: the loosening mechanism (3) is started to enable the insulator strings on the two sides of the loosening area to move towards the direction of the loosening area, so that the insulator to be replaced can perform relative displacement with the insulator strings;
s4, replacement: the replacing mechanism (4) is started to rotate the insulator to be replaced and the insulator connected with the corner ball in the loosening area by a proper angle and then disassemble the insulator, replace a new insulator and recover the replaced insulator;
s5, continuously replacing: the traveling mechanism (1) is started to convey the system to a proper position of the next insulator string to be replaced, and the replacement work is repeated;
s6, returning the system: the traveling mechanism (1) and the replacing mechanism (4) are matched to enable the system to return to an initial position, and an operator recovers the system and the replaced insulator.
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| CN113346408B (en) * | 2021-06-30 | 2022-06-14 | 江苏理工学院 | Automatic replacement device and replacement method for composite suspension insulator |
| CN115241793B (en) * | 2022-06-29 | 2023-09-15 | 国网安徽省电力有限公司宿州供电公司 | Insulator replacement method for power transmission line |
| CN115302243B (en) * | 2022-08-25 | 2023-11-24 | 中国南方电网有限责任公司超高压输电公司昆明局 | Insulator dismounting device |
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