CN111762710B - Convenient hoist and mount installation device of transformer upper boom - Google Patents

Abstract

The invention discloses a convenient hoisting and mounting device for an upper rod of a transformer, and mainly relates to the field of power devices. Including the bottom plate, rotate on the bottom plate and be connected with the left branch pipe, be equipped with the recess on the bottom plate, the recess internal rotation is connected with right branch pipe, its characterized in that: the expansion bracket has been cup jointed in the inside equal slip of left branch pipe and right branch pipe, the top of one of them expansion bracket is equipped with the locating lever, the other one end of locating lever can be dismantled with another expansion bracket and be connected, can dismantle on the locating lever and be connected with a shelves pole, the top sliding connection of expansion bracket has a plurality of cardboards, the top of expansion bracket is fixed with the pulley, the bilateral symmetry of bottom plate is fixed with the coiler, it is connected with the pivot to rotate on the coiler, the winding has the stay cord on the pulley, the one end of stay cord is walked around behind the pulley and is rotated shaft fixed connection, the sliding connection of the bilateral symmetry of bottom plate has the locating rack. The invention has the beneficial effects that: the transformer support device improves the support stability of the device, disperses the weight of the transformer and improves the safety factor in the installation process.

Description

Convenient hoist and mount installation device of transformer upper boom

Technical Field

The invention relates to the field of electric power facilities, in particular to a convenient hoisting and mounting device for an upper rod of a transformer.

Background

The traditional transformer is generally installed between two telegraph poles, the installation modes of the transformer are generally divided into two modes, one mode is that the transformer is lifted to a high place by a tower crane and is suitable for open fields and main roads, but most of the existing transformer is positioned in the area where tower cranes such as residential streets and the like are difficult to construct, the other mode is that the transformer is lifted to the high place by manpower for installation, the working strength is high, the danger is high, and the installation is unchanged, the improvement is also provided in the prior art, a portable support is lapped on the telegraph poles and is used for supporting the transformer under the action of an electric hoist, the installation of the transformer in places where crane construction such as residential streets and the like is inconvenient is improved, but the improved device has insufficient stability when the transformer is lifted, meanwhile, the weight of the transformer is large, and the tension force is insufficient in the lifting process, there is great potential safety hazard in the hoist and mount installation.

Disclosure of Invention

The invention aims to provide a convenient hoisting and mounting device for an upper rod of a transformer, which improves the support stability of the device, disperses the weight of the transformer and improves the safety factor in the mounting process.

In order to achieve the purpose, the invention is realized by the following technical scheme:

a convenient hoisting and mounting device for an upper rod of a transformer comprises a bottom plate, wherein a left branch pipe is rotatably connected to the bottom plate, a groove is formed in the bottom plate, a right branch pipe is rotatably connected to the groove, telescopic frames are slidably sleeved in the left branch pipe and the right branch pipe, a positioning rod is arranged at the top of one telescopic frame, the other end of the positioning rod is detachably connected with the other telescopic frame, a stop rod is detachably connected to the positioning rod, a plurality of clamping plates are slidably connected to the tops of the telescopic frames, pulleys are fixed to the tops of the telescopic frames, winding machines are symmetrically fixed to two sides of the bottom plate, a rotating shaft is rotatably connected to the winding machines, a pull rope is wound on each pulley, one end of each pull rope is fixedly connected to the rotating shaft after bypassing the pulley, and positioning frames are slidably connected to the two sides of the bottom plate symmetrically;

the telescopic frame comprises a plurality of U-shaped frames, the telescopic frame is internally sleeved in the vertical parts of the two sides of the U-shaped frames in a sliding mode, the vertical parts of the two sides of the U-shaped frames are sleeved in the vertical parts of the two sides of the external U-shaped frames in a sliding mode, the top of the U-shaped frames are provided with sliding grooves along the length direction, the two sliding blocks are connected in the sliding grooves in a sliding mode, one end of each positioning rod is connected to the corresponding sliding block in a rotating mode, one end of each positioning rod is provided with a clamping hook, the other end of each positioning rod is provided with a clamping groove, the clamping hooks are connected in the clamping grooves in a connecting mode, the clamping grooves are movably connected with clamping plates matched with the clamping hooks to use in the clamping grooves in a connecting mode, adjusting columns are connected to the clamping plates in a rotating mode, penetrate through walls of the clamping grooves and are connected with the clamping grooves in a threaded mode, the clamping hooks are magnets, the magnetism of the clamping hooks on the two positioning rods is opposite, and the tops of the blocking rods are movably connected with the through holes.

Furthermore, the cardboard slides and cup joints the outside at top U type frame, be equipped with the arc bent plate on the cardboard, threaded connection has spacing post on the cardboard, the one end of spacing post is run through behind the cardboard and is contacted with U type frame.

Furthermore, the locating rack is H-shaped, a fixing lug is arranged on the side face of the bottom plate, an inserting rod is inserted and connected into the fixing lug, a jack is arranged on the side wall of the locating rack, and the inserting rod is matched with the jack in an inserting mode.

Compared with the prior art, the invention has the beneficial effects that:

the invention mainly comprises a bottom plate, a left branch pipe, a right branch pipe and a telescopic frame arranged on the left branch pipe and the right branch pipe, wherein the bottom plate is arranged between two telegraph poles when in use, the left branch pipe, the right branch pipe and the telescopic frames arranged on the left branch pipe and the right branch pipe are respectively lapped on two sides of the telegraph poles, the stability of the device is greatly improved when in use, positioning frames matched with the telegraph poles are arranged on two sides of the bottom plate, the movement of the device in the use process is avoided, the stability of the device is greatly improved, the matching of the positioning rods and the stop rods ensures the accurate position of a transformer in the lifting process, the back-and-forth shaking is prevented, the mounting strength is reduced, higher safety support is provided in the lifting process, the transformer is connected and lifted through two pull ropes, two winding machines on two sides of the bottom plate are used for stretching, the weight of the transformer is divided into two parts, the requirement of the pulling force can be met, and the problem of insufficient pulling force in the lifting process is reduced, safety factor and safety guarantee in the lifting process are greatly improved, and the practical use effect is further improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a cross-sectional view taken along the direction a of fig. 2 of the present invention.

Fig. 4 is a top view of the present invention.

Fig. 5 is a partially enlarged view of the portion B of fig. 4 according to the present invention.

Reference numerals shown in the drawings:

1. a base plate; 2. a left branch pipe; 3. a groove; 4. a right branch pipe; 5. a telescopic frame; 6. positioning a rod; 7. a gear lever; 8. clamping a plate; 9. a pulley; 10. a coil winder; 11. a rotating shaft; 12. pulling a rope; 13. a positioning frame; 14. a U-shaped frame; 15. a chute; 16. a slider; 17. a hook is clamped; 18. a card slot; 19. a clamping plate; 20. an adjustment column; 21. a through hole; 22. an arc-shaped bent plate; 23. a limiting column; 24. fixing the ear; 25. inserting a rod; 26. a jack; 27. a transformer; 28. a utility pole.

Detailed Description

The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.

The invention relates to a convenient hoisting and mounting device for an upper pole of a transformer, which comprises a main body structure, wherein the main body structure comprises a bottom plate 1, the bottom plate 1 is placed between two telegraph poles 28 on the ground to support the device, a left branch pipe 2 is rotatably connected to the bottom plate 1 through a pin shaft, a groove 3 is arranged on the bottom plate 1, a right branch pipe 4 is rotatably connected to the inside of the groove 3 through a pin shaft, a fixed block is specifically arranged in the groove 3, the bottom of the right branch pipe 4 is rotatably connected to the fixed block through a pin shaft, so that the heights of the left branch pipe 2 and the right branch pipe 4 are conveniently controlled, telescopic frames 5 are respectively sleeved inside the left branch pipe 2 and the right branch pipe 4 in a sliding manner, each telescopic frame 5 is formed by a plurality of brackets in a sliding manner, the telescopic frames 5 are used for changing the length to facilitate the mounting requirements of transformers 27 with different heights, and are opened and extended to the required length when in use, after the device is used and stored, the right branch pipe 4 is rotated into the groove 3, the left branch pipe 2 is rotated onto the bottom plate 1, the device is convenient to carry and store, a positioning rod 6 is arranged at the top of one telescopic frame 5, preferably two positioning rods 6 are arranged, the other end of each positioning rod 6 is detachably connected with the other telescopic frame 5, each positioning rod 6 is used for connecting the telescopic frames 5 on the left branch pipe 2 and the right branch pipe 4, after the two telescopic frames are lapped on two telegraph poles 28, one end of each positioning rod 6 is moved to be fixed with the other telescopic frame 5, so that the two telescopic frames 5 are fixed on two sides of each telegraph pole 28, the stability of the device is improved, the device is prevented from moving back and forth in the process of fixedly mounting the transformer 27, each positioning rod 6 is detachably connected with a stop rod 7, each stop rod 7 is vertically arranged, and the two stop rods 7 are respectively positioned on two sides of the transformer 27 in the use process, the lifting device is used for maintaining the relative stability of the position of the transformer 27 in the lifting process, is convenient for installation after being lifted to a high place, avoids the back-and-forth shaking of the transformer 27 and improves the stability of the lifting process;

the top of the telescopic frame 5 is horizontally connected with a plurality of clamping plates 8 in a sliding manner along the length direction, each clamping plate 8 generally has an arc-shaped surface and is used for being tightly attached and fixed with a telegraph pole 28, the top of the telescopic frame 5 is fixed with a pulley 9, the pulleys 9 can be made of common ceramic fixed pulleys and used for changing the direction and reducing the friction force, two sides of the bottom plate 1 are symmetrically fixed with wire winders 10, the wire winders 10 are rotatably connected with rotating shafts 11, preferably, output shafts of the wire winders 10 are fixedly connected with the rotating shafts 11 and used for driving the rotating shafts 11 to rotate, pull ropes 12 are wound on the pulleys 9, one ends of the pull ropes 12 are fixedly connected with the rotating shafts 11 after passing around the pulleys 9, preferably, the rotating shafts 11 are provided with lugs, one ends of the pull ropes 12 are tied on the lugs and gradually wind the pull ropes 12 on the rotating shafts 11 along with the rotation of the rotating shafts 11, the two pulleys 9 on the two telescopic frames 5 are wound with the pull ropes 12, and two ends of the two pull ropes 12 are fixed on the transformer 27, so that the weight of the transformer 27 is divided into two parts, the two winding machines 10 bear half weight of pulling force respectively, the sufficiency of power is ensured, and the two sides uniformly provide pulling force in the hoisting process, compared with a device for providing pulling force on one side, the whole device is more uniformly stressed in the hoisting process, the situation of inclining towards one side is not easy to generate, so that the stability of the device is higher, the positioning frames 13 are symmetrically and slidably connected with the two sides of the bottom plate 1, the positioning frames 13 are in clamping fit with the telegraph poles 28 on the two sides, the bottom plate 1 and the telegraph poles 28 are relatively fixed, the movement of the device in the hoisting process is avoided, the whole device is more stable relative to the telegraph poles 28, the safety risk is greatly reduced, and the use stability is improved, after use, the expansion bracket 5 is respectively stored in the left branch pipe 2 and the right branch pipe 4, and the left branch pipe 2 and the right branch pipe 4 are rotated to the bottom plate 1 for storage, so that the device is convenient to move and transport, and the practicability of the device in areas where a crane is not suitable for construction is greatly enhanced;

the telescopic frame 5 comprises a plurality of U-shaped frames 14, the U-shaped frames 14 are of hollow structures, the U-shaped frame at the top is solid, the whole U-shaped frame is made of stainless steel materials, the strength of the telescopic frame is improved, the vertical parts at two sides of the U-shaped frame 14 inside are sleeved in the vertical parts at two sides of the U-shaped frame 14 outside in a sliding mode, the U-shaped frame 14 comprises a horizontal part and vertical parts which are symmetrical at two sides, the diameter of the U-shaped frame 13 inside is smaller, the vertical parts at two sides of the U-shaped frame 14 inside are connected in the vertical parts at two sides of the U-shaped frame 14 outside in a sliding mode, round holes are formed in the vertical parts, and after the U-shaped frame 14 inside is pulled out, positioning nails are inserted into the round holes inside and outside to position the two U-shaped frames, so that the structure is simple and convenient to use and store;

a sliding groove 15 is formed in the side face of the U-shaped frame 14 at the top along the length direction, the preferred sliding groove 15 is formed in the top face, the preferred sliding groove 15 is T-shaped, two sliding blocks 16 are connected in the sliding groove 15 in a sliding mode, one end of each sliding block 16 is T-shaped matched with the corresponding sliding groove 15, one end of each positioning rod 6 is rotatably connected to the corresponding sliding block 16, a spherical seat is preferably arranged on each sliding block 16, one end of each positioning rod 6 is provided with a round ball, and the round balls are rotatably connected to the spherical seats to achieve universal rotation of the positioning rods 6 relative to the sliding blocks 16, so that the positioning rods 6 can be used when the two telescopic frames 5 are not inclined simultaneously, and the device is suitable for more different scenes;

one end of the positioning rod 6 is provided with a clamping hook 17, the clamping hook 17 is a straight hook or a bent hook, another U-shaped frame 14 at the top of the expansion bracket 5 is provided with a clamping groove 18, the clamping groove 18 is a whole strip-shaped groove, a salient point is arranged in the clamping groove 18, the clamping hook 17 is connected in the clamping groove 18 in a clamping way, the clamping hook 17 is clamped on the salient point in the clamping groove 18, so that the two expansion brackets 5 are fixed by the positioning rod 6, a clamping plate 19 matched with the clamping hook 17 for use is movably connected in the clamping groove 18, the clamping plate 19 is a strip-shaped plate and slides along the width direction of the clamping groove 18, an adjusting column 20 is rotatably connected on the clamping plate 19, the adjusting column 20 penetrates through the side wall of the clamping groove 18 and is in threaded connection with the clamping groove 18, the clamping plate 19 can be driven to move in the clamping groove 18 by rotating the adjusting column 20, so that the clamping hook 17 is pressed close to or far away from the clamping hook 17, and further fixed in the clamping groove 18, the fastening degree of the hook 17 is further improved;

the trip 17 is the magnet, and the magnetism of trip 17 on two locating levers 6 is opposite, rotates locating lever 6 when not using, makes two locating levers 6 rotate the side of expansion bracket 5 and laminates, and the trip 17 of two locating levers 6 is inhaled together, has reduced the occupation of land space, the device of being convenient for accomodate and transport, be equipped with through-hole 21 on the locating lever 6, the top of shelves pole 7 is pegged graft with its top and locating lever 6 fixedly with lifting up shelves pole 7 when using with the activity of through-hole 21 for the stability of maintaining 27 both sides positions of transformer, use finish upwards promote shelves pole 7 again and dismantle shelves pole 7 from locating lever 6, use and accomodate all very conveniently.

Preferably, the clamping plate 8 is slidably sleeved on the outer side of the top U-shaped frame 14, the two clamping plates 8 are symmetrically arranged on the top of the U-shaped frame 14, the length of the U-shaped frame 14 and the clamping plate 8 can be adjusted, so that the utility model is suitable for installing two telegraph poles 28 with different distances, the arc-shaped bent plate 22 is arranged on the clamping plate 8, preferably, the arc-shaped bent plate 22 is rotatably connected with the clamping plate 8 through a horizontal pin shaft, the arc-shaped bent plate 22 rotates in a vertical plane, the arc-shaped bent plate 22 rotates at different angles to be attached to the outer side of the telegraph pole 28 according to different inclination degrees of the U-shaped frame 14, so that the device is more tightly connected with the telegraph pole 28, the device is not easy to shake during use and has better stability, the limiting column 23 is in threaded connection with the clamping plate 8, one end of the limiting column 23 penetrates through the clamping plate 8 and then contacts with the U-shaped frame 14, the position of the clamping plate 8 is limited, the position of the clamping plate 8 is adjusted, the clamping plate 8 is rotated to be limited after the distance between the two clamping plates 8 is matched with the two telegraph poles 28 The post 23 is fixed, and two clamping plates 8 are relatively slidably accommodated on the U-shaped frame 14 after use, so that the occupied space is reduced.

Preferably, the locating rack 13 is of an H shape, the utility pole 28 is clamped between two vertical rods of the H-shaped structure, the position of the base plate 1 relative to the utility pole 28 is limited, the side surface of the base plate 1 is provided with the fixing lug 24, the fixing hole is formed in the fixing lug 24, the insertion rod 25 is inserted in the fixing lug 24, the side wall of the locating rack 13 is provided with the insertion hole 26, the insertion rod 25 is inserted in the insertion hole 26 in a plugging fit with the insertion hole 26, the locating rack 13 is pulled out by a certain length, and then the insertion rod 25 is inserted in the insertion hole 26 after passing through the fixing hole, so that the locating rack 13 is fixed, the operation is simple, the space is not occupied, and the storage and the use are convenient.

The working principle is as follows: when the device is used, firstly, the base plate 1 is placed between two telegraph poles 28, the positioning frame 13 is drawn out, the base plate 1 and the telegraph poles 28 are positioned, the left branch pipe 2 and the right branch pipe 4 are rotated, then the expansion bracket 5 is respectively drawn out from the left branch pipe 2 and the right branch pipe 4, the expansion bracket 5 is lapped on two sides of the telegraph poles 28 after being fixed by positioning nails, the positioning rod 6 at the top is rotated, one end of the positioning rod is fixed at the top of the other expansion bracket 5 to realize the fixation of the two expansion brackets 5, the clamping plate 8 is moved to enable the arc-shaped surface on the clamping plate to be contacted with the surface of the telegraph poles 28 to realize the fixation of the device relative to the telegraph poles 28, then one ends of two pull ropes 12 are tied on a transformer 27, the other ends of the two pull ropes are tied on a rotating shaft 11 after bypassing the pulleys 9 on the two expansion brackets 5, then a winding machine 10 is started to drive the rotating shaft 11 to rotate, the transformer 27 is lifted under the action of the two pull ropes 12, the top of the blocking rod 7 is hung on the positioning rod 6 in the ascending process, the two blocking rods are respectively positioned at two sides of the transformer 27, the stability of the lifting process of the transformer 27 is kept, the sliding of the transformer 27 in the lifting process is reduced, the lifting safety is improved, a constructor climbs to a designated height to fix the transformer 27 after lifting to a designated position, the device divides the weight of the transformer 27 into two parts, two wire winders 10 are used for providing power to meet the requirement of tension, meanwhile, the lifting process is more stable due to the arrangement of the two expansion brackets 5, the safety and the firmness of the device are greatly improved, the positioning rod 6 is detached from the other expansion bracket 5 after the use is finished, the blocking rod 7 is detached from the positioning rod 6, the two expansion brackets 5 are respectively pushed into the left branch pipe 2 and the right branch pipe 4 to be stored, the right branch pipe 4 is rotated into the groove 3, the left branch pipe is stored on the bottom plate 1, greatly reduced the occupation space of device, the transportation of being convenient for is carried and is managed, can realize quick dismantlement and equipment, and practical function strengthens greatly.

Claims (3)

1. The utility model provides a convenient hoist and mount installation device of transformer upper boom, includes bottom plate (1), it is connected with left branch pipe (2) to rotate on bottom plate (1), be equipped with recess (3) on bottom plate (1), recess (3) internal rotation is connected with right branch pipe (4), its characterized in that: the telescopic frames (5) are sleeved in the left branch pipe (2) and the right branch pipe (4) in a sliding mode, a positioning rod (6) is arranged at the top of one telescopic frame (5), the other end of the positioning rod (6) is detachably connected with the other telescopic frame (5), a blocking rod (7) is detachably connected to the positioning rod (6), the blocking rod (7) is vertically arranged and is respectively positioned at two sides of a transformer (27) in the using process of the two blocking rods (7) and used for maintaining the relative stability of the position of the transformer (27) in the hoisting process, a plurality of blocking plates (8) are slidably connected to the top of the telescopic frame (5), pulleys (9) are fixed to the top of the telescopic frame (5), winding machines (10) are symmetrically fixed to two sides of the bottom plate (1), rotating shafts (11) are rotatably connected to the winding machines (10), and pull ropes (12) are wound on the pulleys (9), one end of the pull rope (12) is fixedly connected with the rotating shaft (11) after bypassing the pulley (9), and positioning frames (13) are symmetrically connected to the two sides of the bottom plate (1) in a sliding manner;

the telescopic frame (5) comprises a plurality of U-shaped frames (14), the inside of the telescopic frame is that the vertical parts of the two sides of each U-shaped frame (14) are slidably sleeved in the vertical parts of the two sides of the outer U-shaped frame (14), the side surface of each U-shaped frame (14) at the top is provided with a sliding groove (15) along the length direction, the sliding grooves (15) are internally and slidably connected with two sliding blocks (16), one end of each positioning rod (6) is rotatably connected onto each sliding block (16), one end of each positioning rod (6) is provided with a clamping hook (17), the other U-shaped frame (14) at the top of the telescopic frame (5) is provided with a clamping groove (18), each clamping hook (17) is connected into the clamping groove (18), the clamping plate (19) which is matched with the clamping hook (17) to use is movably connected into the clamping groove (18), the clamping plate (19) is rotatably connected with an adjusting column (20), and the adjusting column (20) penetrates through the side wall of the clamping groove (18) and is in threaded connection with the clamping groove (18), the clamping hooks (17) are magnets, the clamping hooks (17) on the two positioning rods (6) are opposite in magnetism, through holes (21) are formed in the positioning rods (6), and the tops of the blocking rods (7) are movably connected with the through holes (21) in an inserting mode.

2. The convenient and fast hoisting and mounting device for the upper pole of the transformer as claimed in claim 1, is characterized in that: the clamping plate (8) is sleeved on the outer side of the top U-shaped frame (14) in a sliding mode, an arc-shaped bent plate (22) is arranged on the clamping plate (8), a limiting column (23) is connected to the clamping plate (8) in a threaded mode, and one end of the limiting column (23) penetrates through the clamping plate (8) and then is in contact with the U-shaped frame (14).

3. The convenient and fast hoisting and mounting device for the upper pole of the transformer as claimed in claim 1, is characterized in that: the positioning frame (13) is H-shaped, the side face of the bottom plate (1) is provided with a fixing lug (24), an inserting rod (25) is inserted and connected into the fixing lug (24), the side wall of the positioning frame (13) is provided with an inserting hole (26), and the inserting rod (25) is in inserting and matching with the inserting hole (26).

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