CN213356758U - On-spot hoisting device of open-air power transmission line engineering - Google Patents

Abstract

The utility model relates to an on-spot hoisting device of open-air power transmission line engineering belongs to power transmission line lifting means field, and it includes the power transmission line shaft tower, be provided with the fixed pulley on the power transmission line shaft tower, be provided with the hoist engine subaerial, be connected with the haulage rope between fixed pulley and the hoist engine, the one end of haulage rope is around on the hoist engine, the other end and the fixed pulley of haulage rope are connected, stretch out the fixed frame of the fixed detection instrument of one end of fixed pulley. When the detection needs to supplement the tool, an operator on the ground can lift the tool to the position of a detector directly through the traction rope, the detector does not need to climb back and forth, on one hand, safety accidents of the detector in the climbing process can be reduced, on the other hand, fatigue caused by back and forth climbing of the detector can be reduced, the attention can be focused on a line or the detection of a power transmission line tower can be realized, and therefore the precision of the detected data can be higher.

Description

On-spot hoisting device of open-air power transmission line engineering

Technical Field

The application relates to the field of power transmission line lifting tools, in particular to a field lifting device for field power transmission line engineering.

Background

As the demand of people for electric power is increasing, the voltage grade of the long-distance transmission line is also continuously increased, the length of the transmission line is also continuously increased, and the height of the transmission line tower is also continuously increased.

When a worker detects a power transmission line tower or a power transmission line at high altitude, more detection tools need to be prepared, and then the worker climbs the power transmission line tower to perform high-altitude operation.

According to the related technology, the inventor thinks that when workers climb on a power transmission line tower to detect each time, more tools need to be prepared, if omission exists in tool preparation, the tools need to descend from the power transmission line tower again and climb on the power transmission line tower again, the workers work in a tired state, and the defect of large detection errors is easily caused.

SUMMERY OF THE UTILITY MODEL

In order to improve the great problem of defeated detection error, this application provides a field power transmission line engineering on-the-spot hoisting device.

The application provides a pair of on-spot hoisting device of open-air power transmission line engineering adopts following technical scheme:

the utility model provides an on-spot hoisting device of open-air power transmission line engineering, includes the transmission line shaft tower, be provided with the fixed pulley on the transmission line shaft tower, be provided with the hoist engine subaerial, be connected with the haulage rope between fixed pulley and the hoist engine, the one end of haulage rope is around on the hoist engine, the other end and the fixed pulley of haulage rope are connected, stretch out the fixed frame of the fixed detection instrument of one end of fixed pulley.

Through adopting above-mentioned technical scheme, to the circuit above the transmission line shaft tower or when detecting the transmission line shaft tower, the staff places the instrument that needs after ready in fixed frame, then the staff that detects climbs transmission line shaft tower on, subaerial operating personnel drive hoist engine, contracts the pull wire, can promote the toolbox, and the detection personnel can directly take off at the transmission line shaft tower. When the detection needs to supplement the tool, an operator on the ground can lift the tool to the position of a detector directly through the traction rope, the detector does not need to climb back and forth, on one hand, safety accidents of the detector in the climbing process can be reduced, on the other hand, fatigue caused by back and forth climbing of the detector can be reduced, the attention can be focused on a line or the detection of a power transmission line tower can be realized, and therefore the precision of the detected data can be higher.

Optionally, the winch comprises a rack and a winding drum rotatably arranged on the rack, and one end of the traction rope facing the rack is fixed on a central shaft of the winding drum;

a first gear is rotatably arranged on one side, away from the winch, of the rack, a first fixed block is rotatably arranged on the other side, away from the winch, of the rack, the first gear and the first fixed block are both fixedly connected with the winding drum, a second gear is rotatably arranged on the rack, and the first gear is connected with the second gear through a toothed belt;

rotate in the frame and be provided with the screw rod, the axial and frame sliding connection of screw rod edge screw rod, the one end and the second gear of screw rod can be dismantled and be connected, be provided with the gag lever post parallel with the screw rod in the frame, the thread bush is equipped with first stopper on the screw rod, first stopper slip cap is located on the gag lever post, first spacing hole has been seted up on the first stopper, the haulage rope is worn to locate first spacing downthehole.

Through adopting above-mentioned technical scheme, rotate first fixed block, when first fixed block rotated, can drive the reel and rotate to can twine the haulage rope on the reel, can rise the fixed frame on the haulage rope, the first fixed block of reverse rotation can reduce fixed frame. When first fixed block pivoted, first gear also can rotate thereupon, and in the time of first gear revolve, can drive second gear revolve through the profile of tooth area, can drive the screw rod in the time of second gear revolve and rotate, in the time of the screw rod pivoted, because the setting of gag lever post, first stopper will remove along the length direction of screw rod to can be with the orderly winding of haulage rope on the reel. After the surface winding of the winding drum is finished, if the winding is required to be continued, the screw rod is disconnected with the second gear, and then the screw rod is rotated reversely, so that the traction rope can be wound on the winding drum in order for the second layer.

Optionally, the first gear and the first fixing block are both provided with first locking holes, the winding drum is hollow, and the two first locking holes are communicated;

a driving rod is arranged inside the winding drum, first locking blocks are arranged at two ends of the driving rod, the two first locking blocks and the two first locking holes are arranged in a one-to-one correspondence manner, the first locking blocks are connected with the first locking holes in a sliding manner, and the first locking blocks are used for driving a first gear and a first fixing block to rotate;

the sliding mechanism is characterized in that a limiting column is arranged on the rack in a sliding mode, a second limiting block is arranged at one end, far away from the rack, of the limiting column, the second limiting block is rotatably connected with a first locking block close to a first gear, the second limiting block and the first locking block are coaxially arranged, the second limiting block and the first locking hole side wall slide, and the second limiting block and the first locking block are arranged in the same shape and size mode.

Through adopting above-mentioned technical scheme, hang fixed frame when concrete position is fixed as required, at this moment, slide spacing post towards the direction of hoist engine, can with second stopper and first locking jogged joint, first locking piece will with first locking jogged joint, can lock first gear through the second stopper to can lock the reel.

Optionally, the outer teeth are arranged on the periphery of the first locking block, the inner teeth are arranged on the inner wall of the first locking hole, the outer teeth and the inner teeth are connected in a circumferential matched mode, and the outer teeth and the inner teeth are connected in an axial sliding mode.

Through adopting above-mentioned technical scheme, the setting of external tooth and internal tooth can be convenient for make first gear spline through the second stopper to can make fixed frame fix in definite position.

Optionally, the first locking block and the second limiting block are both rectangular.

Through adopting above-mentioned technical scheme, set up first locking piece into the rectangle, can be convenient for drive first gear and rotate. The second limiting block is set to be rectangular, and the first gear can be conveniently stopped and rotated through the second limiting block.

Optionally, the first locking block and the second limiting block are both circular, and the first limiting block and the plurality of outer teeth are fixedly connected to form a gear.

Through adopting above-mentioned technical scheme, all set up first stopper and second stopper into the gear, because the gear is the standard setting, so can directly purchase to can reduce process time.

Optionally, the periphery of first fixed block is provided with a plurality of third stoppers, the slip is provided with the limiting plate in the frame, a plurality of first spacing grooves have been seted up towards the one side of first fixed block to the limiting plate, first spacing inslot is located to the third stopper card.

Through adopting above-mentioned technical scheme, can further restrict the rotary drum through first spacing groove and rotate, make the required height of the pause that fixed frame can be stable.

Optionally, the fixed carousel that is provided with in one side that first gear was kept away from to first locking piece, the slip is provided with the backup pad in the frame, the mounting hole has been seted up in the backup pad, the carousel wears to locate in the mounting hole, be connected through the bearing between carousel and the backup pad.

Through adopting above-mentioned technical scheme, the setting of carousel can be convenient for drive the reel and rotate to the pulling carousel can break away from first stopper and first locking hole and connect, makes second stopper and first locking hole lock each other, makes reel stall.

Optionally, a pull rope is arranged on the fixing frame.

Through adopting above-mentioned technical scheme, the setting of fixed frame can place the instrument in fixed frame. Due to the arrangement of the pull rope, the worker can limit the position of the fixed frame through the pull rope, so that the tool can be taken from the inside of the fixed frame conveniently.

Optionally, an alarm is arranged on the fixing frame.

Through adopting above-mentioned technical scheme, the setting of alarm can remind the personnel of operation hoist engine, and the instrument has received, perhaps other information.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the fixed pulley, the winch, the traction rope and the fixed frame, the detection personnel do not need to climb back and forth, and the effect of reducing the fatigue generated by the back and forth climbing of the detection personnel to influence the detection data can be achieved;

2. through the arrangement of the first locking hole, the first locking block, the driving rod, the limiting column and the second limiting block, the effect of effectively locking the winding drum can be achieved;

3. through the setting of carousel, backup pad and mounting hole, can play the effect of being convenient for control reel rotation and stall.

Drawings

FIG. 1 is a schematic overall structure diagram of a field power transmission line engineering field lifting device in the embodiment of the application;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

FIG. 3 is a schematic diagram of a full-section structure of a field lifting device for field power transmission line engineering;

FIG. 4 is a partial structure diagram of a field power transmission line engineering field lifting device;

fig. 5 is a partially enlarged structural view of a portion B in fig. 4;

fig. 6 is a partially enlarged structural view of a portion C in fig. 4.

Description of reference numerals: 1. a transmission line tower; 2. a fixed pulley; 3. a winch; 31. a frame; 32. a reel; 321. a drive rod; 322. a first locking block; 3221. an outer tooth; 3222. a turntable; 3223. a handle; 33. a first gear; 331. a first fixed block; 3311. a third limiting block; 332. a first locking hole; 3321. internal teeth; 34. a second gear; 341. a second limiting hole; 342. a second limit groove; 35. a screw; 351. a limiting rod; 352. a first stopper; 353. a first limit hole; 354. a fourth limiting block; 36. a limiting column; 361. a second limiting block; 37. a limiting plate; 371. a first limit groove; 38. a support plate; 381. mounting holes; 4. a hauling rope; 5. a fixing frame; 51. pulling a rope; 6. an alarm; 7. a toothed belt.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses on-spot hoisting device of open-air power transmission line engineering.

Referring to fig. 1, the field lifting device for the field power transmission line engineering comprises a power transmission line tower 1 and a winch 3 which are fixed on the ground, wherein a fixed pulley 2 is arranged on the power transmission line tower 1, a traction rope 4 penetrates through the fixed pulley 2, a fixed frame 5 of a detection tool is fixed at one end of the traction rope 4, and the other end of the traction rope 4 is fixedly connected with the winch 3. A pull cord 51 is provided on the frame 5 to facilitate the user to take tools from within the frame 5. An alarm 6 is provided on the fixed frame 5 to allow the user to inform the operator of the hoist 3 of the tool access information.

Referring to fig. 2 and 3, the hoist 3 includes a frame 31 and a drum 32 rotatably provided on the frame 31, and one end of the traction rope 4 facing the frame 31 is fixed to a central shaft of the drum 32. One side of the frame 31, which is far away from the winch 3, is rotatably provided with a first gear 33, the other side of the frame 31, which is far away from the winch 3, is rotatably provided with a first fixed block 331, the first gear 33 and the first fixed block 331 are both fixedly connected with the winding drum 32, and the first gear 33, the first fixed block 331 and the winding drum 32 are coaxially arranged. The periphery of first fixed block 331 is provided with a plurality of third stopper 3311, and the slip is provided with limiting plate 37 on the frame 31, and a plurality of first spacing grooves 371 have been seted up towards the one side of first fixed block 331 to limiting plate 37, and third stopper 3311 card is located in first spacing groove 371. When the first fixing block 331 rotates, the third stopper 3311 is disconnected from the first stopper groove 371, and when the first fixing block 331 needs to be fixed, the first fixing block 331 is locked by the first stopper groove 371 of the stopper plate 37.

Referring to fig. 2 and 3, the winding drum 32 is hollow, the first gear 33 and the first fixing block 331 are both provided with first locking holes 332, and the two first locking holes 332 are arranged in a communicating manner. The driving rod 321 is arranged in the winding drum 32 in a penetrating manner, the first locking blocks 322 are fixed at two ends of the driving rod 321, the two first locking blocks 322 and the two first locking holes 332 are arranged in a one-to-one correspondence manner, and the first locking blocks 322 are arranged in a sliding manner along the axial direction of the first locking holes 332. The outer circumference of the first locking piece 322 is provided with outer teeth 3221, the inner wall of the first locking hole 332 is provided with inner teeth 3321, the outer teeth 3221 and the inner teeth 3321 are circumferentially matched and connected with each other, and the outer teeth 3221 and the inner teeth 3321 are axially slidably connected. A second limiting block 361 is rotatably arranged on the first locking block 322 close to the first gear 33, a limiting column 36 is slidably arranged on the rack 31, and the limiting column 36 is fixedly connected with the second limiting block 361. The first locking block 322 and the second limiting block 361 are arranged in the same shape and size, the first locking block 322 and the second limiting block 361 are both arranged in a circular shape, and the first limiting block 352 and the plurality of outer teeth 3221 are fixedly connected to form a gear. The cross-sections of the first locking block 322 and the second limiting block 361 may be rectangular.

Referring to fig. 4 and 5, a rotating disc 3222 is fixedly disposed on the first locking block 322 far away from the first gear 33, a handle 3223 is disposed on a side of the rotating disc 3222 far away from the winding engine 3, a supporting plate 38 is slidably disposed on the frame 31, a mounting hole 381 is disposed on the supporting plate 38, the rotating disc 3222 is inserted into the mounting hole 381, and the rotating disc 3222 is connected to the supporting plate 38 through a bearing.

Referring to fig. 2 and 3, when the first locking block 322 is located inside the first locking hole 332, the handle 3223 is used to rotate the rotary disc 3222, and the first locking block 322 can drive the first gear 33, the first fixing block 331 and the winding drum 32 to rotate, so that the traction rope 4 can be wound. Second stopper 361 and first locking piece 322 coaxial setting, second stopper 361 slides along first locking hole 332 lateral wall, when the drive reel 32 rotation is not needed, or when need not carrying out the rolling to haulage rope 4, direction pulling handle 3223 towards keeping away from reel 32, can remove the direction of backup pad 38 towards keeping away from reel 32, first locking piece 322 and first locking hole 332 break away from the connection, second stopper 361 is located inside first locking hole 332 this moment, can be spacing through second stopper 361 to first gear 33, make first gear 33 be difficult to rotate.

Referring to fig. 6, a second gear 34 is rotatably disposed on the frame 31, and the first gear 33 and the second gear 34 are connected by a toothed belt 7. The rack 31 is rotatably provided with a screw 35, the screw 35 is slidably connected with the rack 31 along the axial direction of the screw 35, one end of the screw 35 is detachably connected with the second gear 34, one end of the screw 35 facing the second gear 34 is provided with a fourth limit block 354, one side of the second gear 34 facing the screw 35 is provided with a second limit hole 341, the side wall of the second limit hole 341 is provided with a second limit groove 342, the fourth limit block 354 and the second limit groove 342 are mutually clamped, and the fourth limit block 354 can be slidably connected with the side wall of the second limit groove 342 along the axial direction of the screw 35. The rack 31 is fixed with a limiting rod 351 parallel to the screw 35, the screw 35 is provided with a first limiting block 352 in a threaded sleeve manner, the first limiting block 352 is slidably sleeved on the limiting rod 351, a first limiting hole 353 is formed in the first limiting block 352, and the traction rope 4 is arranged in the first limiting hole 353 in a penetrating manner.

The implementation principle of the field lifting device for the field power transmission line engineering is as follows: the tool is placed in the fixing frame 5, then the operator applies force to the handle 3223 to rotate the rotary disc 3222, the first locking block 322 is driven to rotate through the rotation of the rotary disc 3222, the first gear 33, the first fixing block 331 and the winding drum 32 are driven to rotate through the first locking block 322, the traction rope 4 can be wound on the winding drum 32, and the fixing frame 5 achieves ascending movement. When the fixing frame 5 is raised to a height at which the worker can take the tool, the operator pulls the handle 3223 in a direction away from the winding drum 32, so that the support plate 38 moves in a direction away from the winding drum 32, the first locking block 322 and the first locking hole 332 are disconnected, and the second limiting block 361 slides into the first locking hole 332 to limit the first gear 33, so that the first gear 33 is difficult to rotate. The staff pulls stay cord 51 to in the inside instrument of fixed frame 5 of taking, after having taken the instrument, press alarm 6, remind operating personnel the instrument to have taken the completion.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an on-spot hoisting device of open-air power transmission line engineering, includes power transmission line shaft tower (1), its characterized in that: the detection device is characterized in that a fixed pulley (2) is arranged on the power transmission line tower (1), a winch (3) is arranged on the ground, a traction rope (4) is connected between the fixed pulley (2) and the winch (3), one end of the traction rope (4) is wound on the winch (3), the other end of the traction rope (4) is connected with the fixed pulley (2), and a fixing frame (5) for placing a detection tool is fixed at one end extending out of the fixed pulley (2);

the winch (3) comprises a rack (31) and a winding drum (32) rotatably arranged on the rack (31), and one end, facing the rack (31), of the traction rope (4) is fixed on a central shaft of the winding drum (32);

a first gear (33) is rotatably arranged on one side, away from the winch (3), of the rack (31), a first fixing block (331) is rotatably arranged on the other side, away from the winch (3), of the rack (31), the first gear (33) and the first fixing block (331) are fixedly connected with the winding drum (32), a second gear (34) is rotatably arranged on the rack (31), and the first gear (33) is connected with the second gear (34) through a toothed belt (7);

the rack (31) is rotatably provided with a screw rod (35), the screw rod (35) is in sliding connection with the rack (31) along the axial direction of the screw rod (35), one end of the screw rod (35) is detachably connected with the second gear (34), the rack (31) is provided with a limiting rod (351) parallel to the screw rod (35), a first limiting block (352) is sleeved on the screw rod (35) in a threaded manner, the first limiting block (352) is slidably sleeved on the limiting rod (351), a first limiting hole (353) is formed in the first limiting block (352), and the traction rope (4) penetrates through the first limiting hole (353);

the first gear (33) and the first fixing block (331) are respectively provided with a first locking hole (332), the winding drum (32) is hollow, and the two first locking holes (332) are communicated;

a driving rod (321) is arranged inside the winding drum (32), first locking blocks (322) are arranged at two ends of the driving rod (321), the two first locking blocks (322) and the two first locking holes (332) are arranged in a one-to-one correspondence manner, the first locking blocks (322) are connected with the first locking holes (332) in a sliding manner, and the first locking blocks (322) are used for driving the first gear (33) and the first fixing block (331) to rotate;

frame (31) go up the slip and are provided with spacing post (36), the one end that frame (31) were kept away from in spacing post (36) is provided with second stopper (361), second stopper (361) rotate with first locking piece (322) that are close to first gear (33) and set up and are connected, second stopper (361) and first locking piece (322) coaxial setting, second stopper (361) and first locking hole (332) lateral wall sliding connection, the appearance and the same size setting of second stopper (361) and first locking piece (322).

2. The field lifting device for the field power transmission line engineering according to claim 1, characterized in that: the outer periphery of the first locking block (322) is provided with an outer tooth (3221), the inner wall of the first locking hole (332) is provided with an inner tooth (3321), the outer tooth (3221) and the inner tooth (3321) are connected in a circumferential matching mode, and the outer tooth (3221) and the inner tooth (3321) are connected in an axial sliding mode.

3. The field lifting device for the field power transmission line engineering according to claim 2, wherein: the first locking block (322) and the second limiting block (361) are both arranged to be rectangular.

4. The field lifting device for the field power transmission line engineering according to claim 2, wherein: the first locking block (322) and the second limiting block (361) are both circular, and the first limiting block (352) and the plurality of outer teeth (3221) are fixedly connected to form a gear.

5. The field lifting device for the field power transmission line engineering according to claim 1, characterized in that: the periphery of first fixed block (331) is provided with a plurality of third stopper (3311), it is provided with limiting plate (37) to slide on frame (31), a plurality of first spacing grooves (371) have been seted up towards the one side of first fixed block (331) to limiting plate (37), third stopper (3311) card is located in first spacing groove (371).

6. The field lifting device for the field power transmission line engineering according to claim 5, wherein: the fixed carousel (3222) that is provided with of one side that first gear (33) was kept away from in first locking piece (322), it is provided with backup pad (38) to slide on frame (31), mounting hole (381) have been seted up on backup pad (38), in mounting hole (381) was worn to locate by carousel (3222), be connected through the bearing between carousel (3222) and backup pad (38).

7. The field lifting device for the field power transmission line engineering according to claim 1, characterized in that: the fixed frame (5) is provided with a pull rope (51).

8. The field lifting device for the field power transmission line engineering according to claim 7, wherein: and an alarm (6) is arranged on the fixing frame (5).

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