CN117578249B - Auxiliary installation equipment for mutual inductor - Google Patents
Auxiliary installation equipment for mutual inductor Download PDFInfo
- Publication number
- CN117578249B CN117578249B CN202311556612.4A CN202311556612A CN117578249B CN 117578249 B CN117578249 B CN 117578249B CN 202311556612 A CN202311556612 A CN 202311556612A CN 117578249 B CN117578249 B CN 117578249B
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- swing arm
- pole holding
- pole
- rod
- transformer
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- 238000009434 installation Methods 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000009194 climbing Effects 0.000 claims description 2
- 238000012546 transfer Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention relates to the technical field of installation of electric devices, in particular to auxiliary installation equipment of a transformer, which comprises a hydraulic lifting table, wherein a pole holding part which vertically climbs up and down along the outer side of a telegraph pole is installed at the upper part of the hydraulic lifting table, the pole holding part comprises a pole holding pipe fixedly installed at the upper end of the hydraulic lifting table, the upper end of the pole holding pipe is rotatably provided with a rotating ring, the rotating ring is formed by combining two semi-rings, the outer sides of the two semi-rings are mutually far away, a swing arm assembly is arranged on one side of the two semi-rings, and a clamping part which carries out self-adaptive clamping movement on the transformer is arranged on the swing arm assembly.
Description
Technical Field
The invention relates to the technical field of installation of electric power devices, in particular to auxiliary installation equipment of a transformer.
Background
A transformer is a special transformer for isolating high voltage electrical equipment from low voltage electrical equipment and also for converting high voltage or high current circuitry into low voltage and low current circuitry. In an electric power facility, in order to achieve the purposes of reducing the occupied area, improving the insulation level and reducing the electromagnetic interference, a transformer is generally installed on an insulating cross arm between two telegraph poles.
At present, when a transformer arranged on an insulating cross arm between telegraph poles is replaced, a cradle head is generally adopted to convey a worker to a high position, then hoisting equipment is matched to hoist and replace the transformer, the replacement mode needs that the worker firstly dismantles and transfers an old transformer to the ground, then transfers a new transformer to the insulating cross arm for installation, and the transfer equipment needs to repeatedly carry out the replacement of the transformer for two times, so that the replacement step of the transformer is complicated, and the installation efficiency is lower; in addition, adopt the mode of transferring the installation transformer, need the manual work to cooperate transferring equipment to slowly remove the transformer to the mounted position, it is comparatively laborious when the manual work removes heavier transformer, and can't once only finish the transformer counterpoint, need adjust the transformer many times to further reduced the installation effectiveness.
Disclosure of Invention
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides an auxiliary installation equipment of mutual-inductor, includes hydraulic lifting platform, and the pole part of climbing from top to bottom is installed on hydraulic lifting platform's upper portion along the outside of wire pole, and pole part is including fixed mounting at the pole pipe of holding of hydraulic lifting platform upper end, and pole pipe upper end rotation is provided with the swivel ring, and the swivel ring is formed by two semi-annular combination, and the outside of two semi-annular is kept away from each other one side all is provided with swing arm assembly, is provided with the clamping part that carries out self-adaptation centre gripping removal to the mutual-inductor on the swing arm assembly.
The pole part is characterized by further comprising a feeding threaded rod which is arranged at equal intervals along the circumferential direction of the pole pipe, the feeding threaded rod is in threaded fit with the pole pipe, one end of the feeding threaded rod, which is close to the center position of the pole pipe, is rotationally connected with a pulley yoke, the pulley yoke is in sliding connection with the pole pipe through a guide post, one side, which is close to the center of the pole pipe, of the pulley yoke is provided with a plurality of pulleys in an equidistant rotation manner along the vertical direction, and the pole pipe is composed of two semi-pole pipes.
The swing arm assembly comprises a hinged frame arranged on the outer side face of the half ring, an upper swing arm is hinged to the upper portion of the hinged frame, a lower swing arm is hinged to the lower portion of the hinged frame, a vertical rod is hinged to one end, away from the pole holding pipe, of the upper swing arm and the lower swing arm, sliding grooves are formed in the upper swing arm and the lower swing arm, and the hinged frame, the upper swing arm, the lower swing arm and the vertical rod form a parallelogram structure.
The clamping component comprises a backboard which slides inside two sliding grooves at corresponding positions together, two oblique moving grooves which are parallel to each other are symmetrically arranged on the upper portion of the backboard, vertical sliding grooves are symmetrically arranged on the lower portion of the backboard, a base plate is arranged on one side, close to the center of the pole holding tube, of the backboard in a vertical sliding manner along the vertical sliding grooves in a sliding manner, a bottom supporting rod is arranged on one side, close to the center of the pole holding tube, of the lower portion of the base plate in a bilateral manner, and side-retaining plates are arranged on one side, close to the center of the pole holding tube, of the backboard in a bilateral manner and along the two oblique moving grooves which are parallel to each other at corresponding positions in a sliding manner, and are hinged to the middle of the base plate through pulling plates.
As a preferable technical scheme of the invention, the outer side of the semi-ring is provided with the support plate with mutually parallel upper swing arms, the inside of the support plate is rotatably provided with the transmission shaft, one ends of the two transmission shafts, which are close to each other, are respectively provided with the polygonal groove and the polygonal column which are mutually connected, and the rotating shafts of the upper swing arms are respectively connected with the transmission shafts at the corresponding positions through synchronous belts.
As a preferable technical scheme of the invention, a notch is arranged at the upper part of the half holding pipe on the right side, a vertical inserted link is arranged at the upper part of the notch of the half holding pipe on the right side, a convex block is arranged at the upper part of the half holding pipe on the left side corresponding to the notch, a jack for the vertical inserted link to be inserted is arranged in the convex block, a locking strip is arranged at the middle part of the outer side of the half holding pipe on the left side by means of arc springs around the circumferential elastic rotation of the arc springs, and a locking groove for the locking strip to be inserted is arranged at the position corresponding to the locking strip on the half holding pipe on the right side.
As an optimized technical scheme of the invention, the middle part of one side of the articulated frame far away from the center of the pole holding pipe is rotatably provided with the follow-up block, the middle part of one side of the backboard far away from the center of the pole holding pipe is rotatably provided with the rotating block, the inside of the follow-up block is rotatably provided with the unidirectional threaded rod, the unidirectional threaded rod is in threaded connection with the rotating block, the side surface of the follow-up block is provided with the execution motor, and the output shaft of the execution motor is connected with the unidirectional threaded rod at the corresponding position.
As a preferable technical scheme of the invention, a limit cover plate is rotatably arranged on the outer side of the middle part of the pole holding pipe, the arc length of the limit cover plate is equal to that of the right half pole holding pipe, two L-shaped grooves are arranged on the outer side of the limit cover plate up and down, a half circle is arranged on the horizontal arc section of the L-shaped groove along the arc surface of the limit cover plate, locking pieces are arranged in the two L-shaped grooves in a sliding mode, a guide rod is arranged on the outer side of any half circle corresponding to the locking pieces, the guide rod is inserted into the locking pieces and is in sliding connection with the locking pieces, a rotating roller propping against the lower side face of the lower swing arm at the corresponding position is rotatably arranged on the upper side of the front part of the locking piece, and a pushing spring for pushing the guide rod upwards is arranged between the lower end of the guide rod and the locking pieces.
As a preferable technical scheme of the invention, the lower part of the vertical section of the L-shaped groove at the lower side is provided with a locking rod in a radial elastic sliding way along the pole holding pipe through a return spring, the pole holding pipe is provided with a plurality of positioning holes for inserting the locking rod at equal intervals along the circumferential direction of the pole holding pipe corresponding to the locking rod, the upper part of the locking rod is provided with an inclined surface groove, and the lower part of the locking piece is provided with an inclined surface block matched with the inclined surface groove in an inclined surface way.
As a preferable technical scheme of the invention, an electric push rod is fixedly arranged on the lower side of the lower swing arm, and a driven wheel is rotatably arranged at the telescopic end of the electric push rod.
The invention has the beneficial effects that:
1. According to the invention, the old transformer and the new transformer are clamped and moved by the two clamping parts at the same time, so that the pole holding part can complete the replacement operation of the transformer only by one time, the replacement operation steps are reduced, and the installation efficiency is increased.
2. According to the invention, the two transformers are replaced by adopting a mode that the two clamping components drive the two transformers to rotate simultaneously, manual matching of adjustment and transportation equipment is not needed, the synchronous adjustment positions of the two clamping components can be driven through the swing arm assembly, and meanwhile, the new transformer can be rotated to the original installation position of the old transformer at one time by matching with the half-circle L-shaped groove, so that repeated alignment operation on the transformers is not needed, and the installation efficiency of the transformers is further improved.
3. According to the invention, the locking rod is matched with the positioning hole, so that the rotation angle of the rotary ring is limited after the clamping part lifts the old transformer from the installation position, the initial position of the clamping part is not required to be adjusted, and the operation steps are further reduced.
4. According to the invention, the bottom supporting rod is pressed downwards by the gravity of the transformer, so that the bottom supporting rod drives the side-resisting plates at two sides to abut against and clamp the two sides of the transformer through the pull plate, and the transformers with different widths can be clamped in a self-adaptive manner.
5. According to the invention, the two swing arm assemblies are connected with each other through the transmission shaft, so that the two clamping parts are driven to synchronously move, the two clamping parts form a teeterboard structure by taking the center of the rotating ring as a fulcrum, and the weights on the two swing arm assemblies are balanced when the novel transformer is installed, so that the operation of workers is facilitated.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic diagram of the structure of the present invention when the transformer is replaced and installed.
Fig. 2 is a schematic view of the structure of the present invention after the hydraulic lift table is removed.
Fig. 3 is a schematic view of a first construction of the pole member of the present invention when separated.
Fig. 4 is a second schematic view of the pole member of the present invention in isolation.
Fig. 5 is a schematic diagram of a partial structure of a limiting cover plate, a semi-ring and a swing arm assembly in the present invention.
Fig. 6 is a cross-sectional view of the retainer plate, the lock lever, the lock member, and the rotating roller in the present invention.
Fig. 7 is a schematic view of a part of the structure of the clamping member and the swing arm assembly in the present invention.
In the figure: 1. a hydraulic lifting platform; 2. a pole holding component; 3. a clamping member; 21. a pole holding pipe; 22. a rotating ring; 23. a swing arm assembly; 24. feeding a threaded rod; 25. a pulley frame; 26. a limit cover plate; 31. a backboard; 32. a base plate; 33. a side abutment plate; 34. pulling a plate; 211. a semi-holding pipe; 212. a vertical insert rod; 213. a locking bar; 214. a locking groove; 221. a half-loop; 222. a support plate; 223. a transmission shaft; 224. a guide rod; 230. a hinge bracket; 231. an upper swing arm; 232. a lower swing arm; 233. a vertical rod; 234. a sliding groove; 236. a follower block; 237. a one-way threaded rod; 238. an electric push rod; 239. executing a motor; 251. a pulley; 261. an L-shaped groove; 262. a locking lever; 263. a locking member; 264. a rotating roller; 311. a slant movement groove; 312. a vertical chute; 313. a rotating block; 321. a bottom supporting rod.
Detailed Description
Embodiments of the present invention are described in detail below. The following examples are illustrative only and are not to be construed as limiting the invention. The examples are not to be construed as limiting the specific techniques or conditions described in the literature in this field or as per the specifications of the product.
Referring to fig. 1 and 2, an auxiliary installation device of a transformer comprises a hydraulic lifting table 1, wherein a pole holding component 2 which vertically climbs up and down along the outer side of a telegraph pole is installed at the upper part of the hydraulic lifting table 1, the pole holding component 2 comprises a pole holding pipe 21 fixedly installed at the upper end of the hydraulic lifting table 1, a rotating ring 22 is rotatably arranged at the upper end of the pole holding pipe 21, the rotating ring 22 is formed by combining two semi-rings 221, swing arm components 23 are arranged on the outer sides of the two semi-rings 221, far away from each other, and a clamping component 3 which adaptively clamps and moves the transformer is arranged on the swing arm components 23; when the transformer needs to be installed, firstly, the pole holding component 2 is assembled and installed on the outer side of a telegraph pole, then the position of the swing arm assembly 23 is adjusted so that a new transformer is installed on the clamping component 3 at a specified position, then the hydraulic lifting platform 1 is started to drive the pole holding component 2 to vertically climb upwards along the telegraph pole, the pole holding component 2 drives the clamping component 3 to synchronously move upwards through the swing arm assembly 23, so that the clamping component 3 moves to the position of the old transformer, the old transformer is moved out of the insulating cross arm through the idle clamping component 3, and then the rotating ring 22 drives the swing arm assembly 23 to rotate the clamping component 3 provided with the new transformer to the installation position of the insulating cross arm, so that the replacement alignment installation of the new transformer is completed.
Referring to fig. 2, 3 and 4, the holding rod tube 21 is composed of two half holding tubes 211, a notch is arranged at the upper part of the half holding tube 211 positioned on the right side, a vertical inserting rod 212 is arranged at the upper part of the notch of the half holding tube 211 on the right side, a convex block is arranged at the position, corresponding to the notch, of the upper part of the half holding tube 211 on the left side, an inserting hole for inserting the vertical inserting rod 212 is formed in the convex block, a locking strip 213 is arranged at the middle part of the outer side of the half holding tube 211 on the left side in a circumferential elastic rotation mode through an arc spring, and a locking groove 214 for inserting the locking strip 213 is formed in the position, corresponding to the locking strip 213, of the half holding tube 211 on the right side; when the transformer needs to be replaced and installed, the right half holding tube 211 is attached to the outer side face of the telegraph pole, then the locking strip 213 is pulled to the right to rotate to the inside of the half holding tube 211 which is completely moved to the left, then the left half holding tube 211 is inserted into the left side of the right half holding tube 211 from top to bottom, the vertical inserting rod 212 is inserted into the inside of the jack, the vertical inserting rod 212 and the jack are matched to lock the left half holding tube 211, the left and right moving positions cannot be achieved, then the external force of the locking strip 213 is removed, the locking strip 213 is enabled to be pushed by the arc spring to rotate and be inserted into the inside of the locking groove 214, the left half holding tube 211 and the right half holding tube 211 cannot be locked to move up and down through the matching of the locking strip 213 and the locking groove 214, and then the left half holding tube 211 and the right half holding tube 211 are locked and combined on the outer side face of the telegraph pole.
In this embodiment, the two half holding pipes 211 rotate the half rings 221 rotatably disposed at the upper ends thereof to a position that does not obstruct the insertion of the left half holding pipe 211 before the combination, when the two half holding pipes 211 are combined together, the half holding pipes 211 simultaneously drive the two half rings 221 to be combined into a complete rotating ring 22, and when the rotating ring 22 is rotated, the same half ring 221 is simultaneously connected to the upper ends of the two half holding pipes 211, so that the combination of the half holding pipes 211 can be further reinforced by the rotating ring 22.
Referring to fig. 3 and 4, pole part 2 further includes a feed threaded rod 24 disposed at equal intervals along the circumferential direction of pole tube 21, feed threaded rod 24 is in threaded engagement with pole tube 21, one end of feed threaded rod 24 near the center of pole tube 21 is rotatably connected with a pulley frame 25, pulley frame 25 is slidably connected with pole tube 21 through a guide post, and a plurality of pulleys 251 are disposed at equal intervals along the vertical direction on one side of pulley frame 25 near the center of pole tube 21; when the pole holding pipe 21 is arranged on the outer side face of the telegraph pole, all the feeding threaded rods 24 are rotated simultaneously, so that the feeding threaded rods 24 drive the pulley frames 25 on the feeding threaded rods to move towards the center of the pole holding pipe 21 through threaded fit of the pole holding pipe 21, the pulley frames 25 drive the pulleys 251 to abut against the outer side face of the telegraph pole, and the pole holding pipe 21 can smoothly climb upwards along the outer side face of the telegraph pole and simultaneously keep the coaxial position of the telegraph pole.
Referring to fig. 2, 5 and 7, the swing arm assembly 23 includes a hinge frame 230 mounted on an outer side surface of the half-ring 221, an upper swing arm 231 is hinged to an upper portion of the hinge frame 230, a lower swing arm 232 is hinged to a lower portion of the hinge frame 230, a vertical rod 233 is hinged to one end of the upper swing arm 231, which is far away from the pole holding tube 21, of the lower swing arm 232, sliding grooves 234 are formed in the upper swing arm 231 and the lower swing arm 232, the hinge frame 230, the upper swing arm 231, the lower swing arm 232 and the vertical rod 233 form a parallelogram structure, an electric push rod 238 is fixedly mounted on a lower side of the lower swing arm 232, and driven wheels are rotatably arranged at telescopic ends of the electric push rod 238; when the pole holding tube 21 is locked at the coaxial position outside the telegraph pole, the telescopic end of one of the electric push rods 238 is extended to push the lower swing arm 232 at the corresponding position through the driven wheel, and the telescopic end of the other electric push rod 238 is contracted at the same time, so that the distance between the upper swing arm 231 and the lower swing arm 232 at the corresponding positions of the extended electric push rod 238 is increased, and the upper swing arm 231 and the lower swing arm 232 at the corresponding positions are rotated downwards to the horizontal position.
In the present embodiment, when the upper swing arm 231 and the lower swing arm 232 are in the horizontal position, the vertical lever 233 is in a position perpendicular to both the upper swing arm 231 and the lower swing arm 232, so that the vertical lever 233 supports the upper swing arm 231 and the lower swing arm 232 in a horizontal state.
Referring to fig. 2, 3 and 4, the outer side of the half ring 221 is provided with a support plate 222 with upper swing arms 231 parallel to each other, a transmission shaft 223 is rotatably arranged in the support plate 222, one ends of the two transmission shafts 223 close to each other are respectively provided with polygonal grooves and polygonal columns for interconnection, and the rotating shafts of the upper swing arms 231 are respectively connected with the transmission shafts 223 at corresponding positions through synchronous belts; when the two half rings 221 are combined together, the two half rings 221 respectively drive the transmission shafts 223 at corresponding positions to be spliced together through the support plates 222, so that polygonal grooves of the two transmission shafts 223 are mutually inserted and connected with the polygonal columns, the two transmission shafts 223 can synchronously rotate, and before the two transmission shafts 223 are spliced together, the two upper swing arms 231 synchronously rotate to a certain angle towards the upper side, so that the two transmission shafts 223 are combined together, the two upper swing arms 231 are distributed in a V shape, when the electric push rod 238 drives the upper swing arms 231 at corresponding positions to be in horizontal positions with the lower swing arms 232, the upper swing arms 231 rotating to the horizontal positions drive the transmission shafts 223 to rotate through synchronous belts, the transmission shafts 223 drive the other upper swing arms 231 to swing upwards through the synchronous belts again, and therefore the clamping part 3 on one side is higher than the clamping part 3 on the other side.
Referring to fig. 2 and 7, the clamping member 3 includes a back plate 31 sliding inside two sliding grooves 234 at corresponding positions together, two parallel oblique moving grooves 311 are symmetrically installed on the upper portion of the back plate 31 in a left-right direction, a vertical sliding groove 312 is symmetrically installed on the lower portion of the back plate 31 in a left-right direction, a base plate 32 is provided on one side of the back plate 31 near the center of the pole tube 21 in a left-right direction along the vertical sliding groove 312 in a sliding manner, a bottom supporting rod 321 is symmetrically provided on one side of the lower portion of the base plate 32 near the center of the pole tube 21 in a left-right direction, a side retaining plate 33 is provided on one side of the back plate 31 near the center of the pole tube 21 in a left-right direction and along the two parallel oblique moving grooves 311 at corresponding positions in a sliding manner, and the side retaining plates 33 are hinged with the middle of the base plate 32 through a pulling plate 34; when the two clamping components 3 are adjusted to be different in height, a new transformer is placed on the bottom supporting rod 321 of the clamping component 3 located at a high position, the bottom supporting rod 321 is driven to move downwards through the weight of the transformer, the bottom supporting rod 321 drives the base plate 32 to move downwards vertically along the vertical sliding groove 312 synchronously, the base plate 32 drives the side-resisting plates 33 on two sides to move towards the center of the backboard 31 along the sliding grooves 234 on the corresponding positions respectively through the pull plate 34, and accordingly the two side-resisting plates 33 are clamped on the two sides of the transformer respectively, so that the transformer is clamped in a self-adaptive mode.
In this embodiment, when the side-resisting plate 33 moves along the two parallel oblique moving grooves 311, the side-resisting plate 33 can be kept in a vertical state all the time, so as to be attached to the side surface of the transformer.
It should be noted that, an active spring pushing the base plate 32 upward is disposed between the base plate 32 and the backboard 31, so that the base supporting rod 321 is located at an upper side position in a state of not supporting the transformer, and thus drives the two side supporting plates 33 to be located at positions far away from each other, and further facilitates clamping and fixing the transformer.
Referring to fig. 2, 5 and 7, a follower block 236 is rotatably arranged in the middle of the side, far from the center of the pole holding tube 21, of the hinge bracket 230, a rotating block 313 is rotatably arranged in the middle of the side, far from the center of the pole holding tube 21, of the backboard 31, a unidirectional threaded rod 237 is rotatably arranged in the follower block 236, the unidirectional threaded rod 237 is in threaded connection with the rotating block 313, an execution motor 239 is arranged on the side surface of the follower block 236, and an output shaft of the execution motor 239 is connected with the unidirectional threaded rod 237 at a corresponding position; when a new transformer is clamped inside the clamping part 3 at a high position, the hydraulic lifting table 1 is extended to drive the pole holding pipe 21 to climb upwards along the telegraph pole, the pole holding pipe 21 drives the clamping part 3 to ascend simultaneously through the swing arm assembly 23, the clamping part 3 at a low position is enabled to move upwards to be positioned at the same horizontal position with an old transformer, then two execution motors 239 are started simultaneously to drive the unidirectional threaded rods 237 at corresponding positions to rotate, the unidirectional threaded rods 237 drive the backboard 31 to slide left and right along the sliding grooves 234 by pushing the rotating blocks 313, the clamping part 3 at the low position is adjusted to be positioned at the corresponding old transformer left and right, meanwhile, the clamping part 3 at the high position is also moved to be at the same distance left and right, then the swing arm assembly 23 is manually pushed to drive the bottom supporting rod 321 at the low position to extend into the bottom of the old transformer, then the hydraulic lifting table 1 is continuously lifted, the hydraulic lifting table 1 drives the clamping part 3 at the low position to move upwards, the side supporting plates 33 at the two sides of the old transformer are enabled to be clamped at the two sides of the old transformer, and then workers detach the old transformer.
In this embodiment, after the worker dismantles the old transformer, the telescopic ends of the two electric push rods 238 are synchronously extended and contracted, so that the two electric push rods 238 are equal in length, and the new transformer at the high position is pressed to rotate the upper swing arm 231 at the high position downwards, and the upper swing arm 231 at the high position drives the upper swing arm 231 at the low position to rotate upwards through the transmission shaft 223, so that the old transformer is lifted from the insulating cross arm through the clamping part 3 at the corresponding position, and the new transformer and the old transformer are at the same height.
Referring to fig. 2,3,4, 5 and 6, a limit cover plate 26 is rotatably arranged at the outer side of the middle part of the pole holding pipe 21, the arc length of the limit cover plate 26 is equal to that of a right half holding pipe 211, two L-shaped grooves 261 are arranged at the upper and lower sides of the limit cover plate 26, a half circle is arranged on the horizontal arc section of the L-shaped groove 261 along the arc surface of the limit cover plate 26, locking pieces 263 are slidably arranged in the two L-shaped grooves 261, a guide rod 224 is arranged at the outer side of any one half ring 221 and corresponds to the position of the locking piece 263, the guide rod 224 is inserted into the locking piece 263 and is slidably connected with the locking piece, a rotating roller 264 propping against the lower side of a lower swing arm 232 at the corresponding position is rotatably arranged at the upper side of the front part of the locking piece 263, and a pushing spring pushing the locking piece 263 upwards is arranged between the lower end of the guide rod 224 and the locking piece 263; when the new transformer and the old transformer are at the same height, the swing arm assembly 23 is pushed to rotate, the swing arm assembly 23 drives the two semi-rings 221 to synchronously rotate, one semi-ring 221 drives the locking piece 263 to move along the horizontal arc section of the L-shaped groove 261 through the guide rod 224, so that the locking piece 263 can only rotate 180 degrees at maximum through the horizontal arc section of the L-shaped groove 261, the locking piece 263 can limit the rotating ring 22 to maximally rotate for half a circle through the guide rod 224, the rotating ring 22 can rapidly exchange the positions of the new transformer and the old transformer through the swing arm assembly 23, then the electric push rod 238 close to one side of the new transformer is stretched out, the electric push rod 238 close to one side of the old transformer is contracted, the electric push rod 238 close to one side of the new transformer is driven by the swing arm assembly 23 to correspondingly place the new transformer at the installation position on the insulating cross arm, and then the new transformer is installed on the insulating cross arm.
With continued reference to fig. 2, 3, 4, 5 and 6, in order to enable the new and old transformers to be exchanged, no matter where they can only rotate half a turn, the following designs are made in this embodiment: the lower part of the vertical section of the L-shaped groove 261 at the lower side is provided with a locking rod 262 through a return spring in a radially elastic sliding way along the pole holding pipe 21, the pole holding pipe 21 is provided with a plurality of positioning holes for the locking rod 262 to be inserted in along the circumferential direction at equal intervals at the position corresponding to the locking rod 262, the upper part of the locking rod 262 is provided with an inclined surface groove, and the lower part of the locking piece 263 is provided with an inclined surface block matched with the inclined surface groove in an inclined surface way; when the swing arm assembly 23 connected with the old transformer is in a horizontal state, the lower swing arm 232 corresponding to the position of the rotating roller 264 presses the rotating roller 264 downwards, so that the rotating roller 264 drives the locking piece 263 to move downwards along the vertical section of the L-shaped groove 261 to be matched with the inclined surface of the inclined surface groove, the locking piece 263 drives the locking rod 262 to move in the central direction far away from the holding rod tube 21, the locking rod 262 cannot be inserted into the positioning hole, at the moment, the rotating ring 22 can drive the locking piece 263 to synchronously rotate around the holding rod tube 21 through the guide rod 224, the locking piece 263 drives the limit cover plate 26 to synchronously rotate with the rotating ring 22 through pushing the vertical section of the L-shaped groove 261, when the swing arm assembly 23 connected with the new transformer is at the same height, the lower swing arm 232 corresponding to the position of the rotating roller 264 moves upwards, so that the pushing spring pushes the locking piece 263 to move upwards along the vertical section of the L-shaped groove 261, and meanwhile the restoring spring pushes the locking piece 262 to be inserted into the positioning hole, so that the limit cover plate 26 and the holding rod tube 21 are fixed together, and the rotating ring 22 can drive the limit plate 26 to move along the horizontal section of the L-shaped 263 to rotate along the arc-shaped groove 22.
When the transformer is replaced and installed, the invention further comprises the following steps: first, the right half holding tube 211 is attached to the outer side of the telegraph pole, then the left half holding tube 211 is inserted into the left side of the right half holding tube 211 from top to bottom, and the left half holding tube 211 and the right half holding tube 211 are locked and combined on the outer side of the telegraph pole.
And secondly, simultaneously rotating the pulley frames 25 on all the feed threaded rods 24 to move towards the center of the pole holding pipe 21, so that the pulley frames 25 drive the pulleys 251 to abut against the outer side surface of the telegraph pole, and the pole holding pipe 21 can smoothly climb upwards along the outer side surface of the telegraph pole and simultaneously maintain the coaxial center position of the telegraph pole.
And thirdly, stretching out the telescopic end of one electric push rod 238 and simultaneously shrinking the telescopic end of the other electric push rod 238, so that the upper swing arm 231 and the lower swing arm 232 at the corresponding positions of the stretched electric push rod 238 rotate downwards to the horizontal positions, a new transformer is placed on the bottom supporting rod 321 of the clamping part 3 positioned at a high position, and the transformer is self-adaptively clamped through the two side-resisting plates 33.
Fourth, stretch out hydraulic lifting platform 1 and drive pole-holding tube 21 upwards climb along the wire pole for the clamping part 3 that is located the low is moved to be in same horizontal position with old mutual-inductor, then starts two execution motors 239 simultaneously and drives clamping part 3 of low to control to the position that corresponds old mutual-inductor, and then artifical promotion low holds in the palm the sill bar 321 and stretches into the bottom of old mutual-inductor, later continues to rise hydraulic lifting platform 1, makes the side butt plate 33 centre gripping of low in the both sides position of old mutual-inductor, then the workman demolishs old mutual-inductor.
Fifth step, stretch out and shrink the flexible end of two electric putter 238 in step for the new mutual-inductor of eminence rotates to being in same height, promotes swing arm assembly 23 rotation afterwards, and swing arm assembly 23 drives and drives swivel ring 22 through guide arm 224 and rotate half circle, and then changes the position of new mutual-inductor fast, stretches out the electric putter 238 that is close to new mutual-inductor one side afterwards, and the shrink is close to the electric putter 238 of old mutual-inductor one side, makes the electric putter 238 that is close to new mutual-inductor one side drive the new mutual-inductor through swing arm assembly 23 and correspondingly place the mounted position on the insulating cross arm, installs new mutual-inductor on the insulating cross arm afterwards.
While embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention, which is also intended to be covered by the present invention.
Claims (5)
1. The auxiliary installation equipment for the transformer comprises a hydraulic lifting table (1), and is characterized in that a pole holding component (2) climbing up and down along the outer side of a telegraph pole is installed on the upper portion of the hydraulic lifting table (1), the pole holding component (2) comprises a pole holding pipe (21) fixedly installed at the upper end of the hydraulic lifting table (1), a rotating ring (22) is rotatably arranged at the upper end of the pole holding pipe (21), the rotating ring (22) is formed by combining two semi-rings (221), swing arm components (23) are arranged on one sides, away from each other, of the outer sides of the two semi-rings (221), and clamping components (3) for adaptively clamping and moving the transformer are arranged on the swing arm components (23);
The pole holding component (2) further comprises a feeding threaded rod (24) which is arranged at equal intervals along the circumferential direction of the pole holding pipe (21), the feeding threaded rod (24) is in threaded fit with the pole holding pipe (21), one end of the feeding threaded rod (24) close to the center position of the pole holding pipe (21) is rotationally connected with a pulley yoke (25), the pulley yoke (25) is in sliding connection with the pole holding pipe (21) through a guide post, one side of the pulley yoke (25) close to the center of the pole holding pipe (21) is rotationally provided with a plurality of pulleys (251) at equal intervals along the vertical direction, and the pole holding pipe (21) consists of two half pole holding pipes (211);
the swing arm assembly (23) comprises a hinge bracket (230) arranged on the outer side surface of the half-ring (221), an upper swing arm (231) is hinged to the upper portion of the hinge bracket (230), a lower swing arm (232) is hinged to the lower portion of the hinge bracket (230), a vertical rod (233) is hinged to one end, far away from the pole holding pipe (21), of the upper swing arm (231) and one end, far away from the pole holding pipe (21), of the lower swing arm (232), sliding grooves (234) are formed in the upper swing arm (231) and the lower swing arm (232), and the hinge bracket (230), the upper swing arm (231), the lower swing arm (232) and the vertical rod (233) form a parallelogram structure;
The outer side of the semi-ring (221) is provided with a support plate (222) which is parallel to the upper swing arm (231) in a horizontal state, a transmission shaft (223) is rotatably arranged in the support plate (222), one ends, close to each other, of the two transmission shafts (223) are respectively provided with a polygonal groove and a polygonal column which are mutually connected, and the rotating shafts of the upper swing arm (231) are respectively connected with the transmission shafts (223) at corresponding positions through synchronous belts; an electric push rod (238) is fixedly arranged on the lower side of the lower swing arm (232), and a driven wheel is rotatably arranged at the telescopic end of the electric push rod (238); the telescopic ends of the two electric push rods (238) are synchronously extended and contracted, so that new and old transformers at the high and low positions rotate to be at the same height, then the swing arm assembly (23) is pushed to rotate, and the swing arm assembly (23) drives the rotating ring (22) to rotate for half a circle;
The clamping part (3) comprises a back plate (31) which slides inside two sliding grooves (234) at corresponding positions together, two mutually parallel oblique moving grooves (311) are symmetrically arranged on the upper portion of the back plate (31), vertical sliding grooves (312) are symmetrically arranged on the lower portion of the back plate (31), a base plate (32) is arranged on one side, close to the center of the pole holding tube (21), of the back plate (31) in a vertical sliding manner along the vertical sliding grooves (312), a bottom supporting rod (321) is symmetrically arranged on one side, close to the center of the pole holding tube (21), of the lower portion of the base plate (32), a side-to-side moving groove (311) which is symmetrically arranged on one side, close to the center of the pole holding tube (21), of the back plate (31) in a horizontal manner and is provided with a side-to-side-resisting plate (33) in a sliding manner along the two mutually parallel oblique moving grooves (311) at corresponding positions, and the side-resisting plate (33) are hinged with the middle of the base plate (32) through a pulling plate (34).
2. The transformer auxiliary installation device according to claim 1, wherein a notch is formed in the upper portion of the half holding tube (211) on the right side, a vertical inserting rod (212) is installed on the upper portion of the notch of the half holding tube (211) on the right side, a protruding block is arranged at the position, corresponding to the notch, of the upper portion of the half holding tube (211) on the left side, an inserting hole for inserting the vertical inserting rod (212) is formed in the protruding block, a locking strip (213) is arranged on the middle portion of the outer side of the half holding tube (211) on the left side in a circumferential elastic rotation mode through an arc spring, and a locking groove (214) for inserting the locking strip (213) is formed in the position, corresponding to the locking strip (213), of the half holding tube (211) on the right side.
3. The auxiliary transformer installing device according to claim 1, wherein the middle part of one side of the hinged frame (230) far away from the center of the pole holding tube (21) is rotatably provided with a follow-up block (236), the middle part of one side of the backboard (31) far away from the center of the pole holding tube (21) is rotatably provided with a rotating block (313), the inside of the follow-up block (236) is rotatably provided with a unidirectional threaded rod (237), the unidirectional threaded rod (237) is in threaded connection with the rotating block (313), the side surface of the follow-up block (236) is provided with an executing motor (239), and an output shaft of the executing motor (239) is connected with the unidirectional threaded rod (237) at a corresponding position.
4. The auxiliary transformer installation device according to claim 1, wherein a limit cover plate (26) is rotatably arranged on the outer side of the middle of the pole holding tube (21), the arc length of the limit cover plate (26) is equal to that of the right half pole holding tube (211), two L-shaped grooves (261) are arranged on the outer side of the limit cover plate (26) up and down, a half circle is arranged on the horizontal arc section of the L-shaped grooves (261) along the arc surface of the limit cover plate (26), locking pieces (263) are slidably arranged in the two L-shaped grooves (261) in a combined manner, a guide rod (224) is arranged on the outer side of any one half circle (221) corresponding to the position of the locking pieces (263), the guide rod (224) is inserted into the locking pieces (263) and is slidably connected with the locking pieces (263), a rotating roller (264) abutted against the lower side face of a lower swing arm (232) at the corresponding position is rotatably arranged on the upper side of the front portion of the locking pieces (263), and a pushing spring for pushing the locking pieces (263) upwards is arranged between the lower end of the guide rod (224) and the locking pieces (263).
5. The auxiliary installation device for the transformer according to claim 4, wherein a locking rod (262) is arranged at the lower part of the vertical section of the L-shaped groove (261) at the lower side in a radially elastic sliding manner along the pole holding tube (21) through a return spring, a plurality of positioning holes for inserting the locking rod (262) are formed in the pole holding tube (21) at equal intervals along the circumferential direction of the pole holding tube (21) at positions corresponding to the locking rod (262), an inclined surface groove is formed in the upper part of the locking rod (262), and an inclined surface block matched with the inclined surface groove in an inclined surface manner is arranged at the lower part of the locking piece (263).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311556612.4A CN117578249B (en) | 2023-11-20 | 2023-11-20 | Auxiliary installation equipment for mutual inductor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311556612.4A CN117578249B (en) | 2023-11-20 | 2023-11-20 | Auxiliary installation equipment for mutual inductor |
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| CN117578249A CN117578249A (en) | 2024-02-20 |
| CN117578249B true CN117578249B (en) | 2024-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311556612.4A Active CN117578249B (en) | 2023-11-20 | 2023-11-20 | Auxiliary installation equipment for mutual inductor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117927428B (en) * | 2024-03-21 | 2024-05-28 | 山西禄泽重工科技有限公司 | Offshore wind driven generator mounting structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08108940A (en) * | 1994-10-07 | 1996-04-30 | Inoue Jidosha Kogyo Kk | Electric pole gripping holding and raising-lowering device for truck |
| CN114024249A (en) * | 2021-11-19 | 2022-02-08 | 贵州电网有限责任公司 | Fixed bypass device of drainage wire |
| CN115506567A (en) * | 2022-11-09 | 2022-12-23 | 国网福建省电力有限公司厦门供电公司 | Portable assembled electric insulation lifting platform |
| CN218620225U (en) * | 2022-12-02 | 2023-03-14 | 武汉立世达电力科技有限公司 | Electric rotary lifting insulating platform for operation on auxiliary rod |
| CN116104346A (en) * | 2023-04-10 | 2023-05-12 | 中国电建集团山东电力建设第一工程有限公司 | Cross arm lifting type electric pole |
-
2023
- 2023-11-20 CN CN202311556612.4A patent/CN117578249B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08108940A (en) * | 1994-10-07 | 1996-04-30 | Inoue Jidosha Kogyo Kk | Electric pole gripping holding and raising-lowering device for truck |
| CN114024249A (en) * | 2021-11-19 | 2022-02-08 | 贵州电网有限责任公司 | Fixed bypass device of drainage wire |
| CN115506567A (en) * | 2022-11-09 | 2022-12-23 | 国网福建省电力有限公司厦门供电公司 | Portable assembled electric insulation lifting platform |
| CN218620225U (en) * | 2022-12-02 | 2023-03-14 | 武汉立世达电力科技有限公司 | Electric rotary lifting insulating platform for operation on auxiliary rod |
| CN116104346A (en) * | 2023-04-10 | 2023-05-12 | 中国电建集团山东电力建设第一工程有限公司 | Cross arm lifting type electric pole |
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| CN117578249A (en) | 2024-02-20 |
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