CN111762710A

CN111762710A - Convenient hoist and mount installation device of transformer upper boom

Info

Publication number: CN111762710A
Application number: CN202010441077.8A
Authority: CN
Inventors: 李春明; 时付山; 于凯; 董爱民; 杨雪莲; 张坤; 白秀林; 王志强; 张营; 王广勇; 高彬; 沈涛
Original assignee: Ningjin Power Supply Co Of State Grid Shandong Electric Power Co
Current assignee: Ningjin Power Supply Co Of State Grid Shandong Electric Power Co
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2020-10-13
Anticipated expiration: 2040-05-22
Also published as: CN111762710B

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. 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:

the utility model provides a convenient hoist and mount installation device of transformer upper boom, includes the bottom plate, it is connected with the left branch pipe to rotate on the bottom plate, be equipped with the recess on the bottom plate, the recess internal rotation is connected with the right branch pipe, the expansion bracket has all been cup jointed in the inside of left branch pipe and right branch pipe to slide, and 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 the 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, walk around behind the pulley and pivot fixed connection, the sliding.

Furthermore, the expansion bracket comprises a plurality of U-shaped brackets, and the vertical parts of two sides of each U-shaped bracket are sleeved in the vertical parts of two sides of the outer U-shaped brackets in a sliding manner.

Furthermore, the side of the U-shaped frame at the top is provided with a sliding groove along the length direction, two sliding blocks are connected in the sliding groove in a sliding mode, and one end of the positioning rod is rotatably connected to the sliding blocks.

Furthermore, the one end of locating lever is equipped with the trip, another be equipped with the draw-in groove on the U type frame at expansion bracket top, the trip joint is connected in the draw-in groove, swing joint has the clamp plate that the cooperation trip used in the draw-in groove, it is connected with the regulation post to rotate on the clamp plate, the regulation post run through the lateral wall of draw-in groove and with draw-in groove threaded connection.

Furthermore, the clamping hooks are magnets, the clamping hooks on the two positioning rods are opposite in magnetism, through holes are formed in the positioning rods, and the top of the blocking rod is movably connected with the through holes in an inserting mode.

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, 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, 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, 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, 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, finish using accomodate left branch pipe 2 and right branch pipe 4 respectively with expansion bracket 5 in, rotate left branch pipe 2 and right branch pipe 4 and accomodate on the bottom plate 1, the removal and the transportation of the device of being convenient for strengthen the practicality in the area that the crane should not be under construction greatly.

Preferably, the expansion bracket 5 includes a plurality of U type frame 14, and U type frame 14 is hollow structure, and the U type frame at top is solid, wholly all uses stainless steel, improves its intensity, inside the vertical part of U type frame 14 both sides slides and cup joints in the vertical part of outside U type frame 14 both sides, U type frame 14 includes horizontal part and bilateral symmetry's vertical part, and the diameter of U type frame 13 more toward inside is less, and the equal sliding connection in the vertical part of the U type frame 14 both sides of inside is outside in the vertical part of U type frame 14 both sides, all sets up the round hole in vertical part, inserts two U type frames with the staple and fixes a position in inside and outside round hole after pulling out inside U type frame 14, simple structure, convenient to use and accomodate.

Preferably, the top U type frame 14's side is equipped with spout 15 along length direction, and is preferred spout 15 sets up at the top surface, and is preferred spout 15 is the T type, sliding connection has two sliders 16 in the

spout

15, 16 one end of slider is for the T type with spout 15 complex, the one end of locating lever 6 is rotated and is connected on slider 16, and is preferred to set up spherical seat on slider 16, the one end of locating lever 6 sets up the ball, and the ball rotates to be connected and realizes on spherical seat that locating lever 6 is for the universal rotation of slider 16, is convenient for the use of locating lever 6 at the different scenes of the incline direction of two expansion brackets 5, makes the device be applicable to more different scenes.

Preferably, 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 clamping groove 18 is formed in the U-shaped frame 14 at the top of the telescopic frame 5, 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 connected to the salient point in the clamping groove 18 in a clamping way, so that the two telescopic frames 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 long 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 adjusting column 20 can drive the clamping plate 19 to move in the, the hook 17 is further fixed in the slot 18, so that the fastening degree of the hook 17 is further improved.

Preferably, the trip 17 is the magnet, and the magnetism of the 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 laminate, and the trip 17 of two locating levers 6 is inhaled together, has reduced the occupation of land space, the accomodation and the transportation of the device of being convenient for, 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 through-hole 21 activity for the stability of maintaining transformer 27 both sides position, upwards promotes shelves pole 7 again after finishing using and dismantles shelves pole 7 from locating lever 6, and it is all very convenient to use and accomodate.

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 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.

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, 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

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 insides of the left branch pipe (2) and the right branch pipe (4) are sleeved with telescopic frames (5) in a sliding way, the top of one expansion bracket (5) is provided with a positioning rod (6), the other end of the positioning rod (6) is detachably connected with the other expansion bracket (5), a stop lever (7) is detachably connected on the positioning lever (6), a plurality of clamping plates (8) are slidably connected on the top of the expansion bracket (5), a pulley (9) is fixed on the top of the telescopic frame (5), two sides of the bottom plate (1) are symmetrically fixed with a coiler (10), the winding machine (10) is rotatably connected with a rotating shaft (11), the pulley (9) is wound with a pull rope (12), one end of the pull rope (12) is fixedly connected with the rotating shaft (11) after bypassing the pulley (9), the two sides of the bottom plate (1) are symmetrically and slidably connected with positioning frames (13).

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 telescopic frame (5) comprises a plurality of U-shaped frames (14), and vertical parts on two sides of the U-shaped frames (14) inside are sleeved in the vertical parts on two sides of the U-shaped frames (14) outside in a sliding mode.

3. The convenient and fast hoisting and mounting device for the upper pole of the transformer as claimed in claim 2, is characterized in that: the side of the U-shaped frame (14) at the top is provided with a sliding groove (15) along the length direction, the sliding groove (15) is connected with two sliding blocks (16) in a sliding manner, and one end of the positioning rod (6) is rotatably connected to the sliding blocks (16).

4. The convenient and fast hoisting and mounting device for the upper pole of the transformer as claimed in claim 3, is characterized in that: one end of locating lever (6) is equipped with trip (17), another be equipped with draw-in groove (18) on U type frame (14) at expansion bracket (5) top, trip (17) joint is connected in draw-in groove (18), swing joint has clamp plate (19) that cooperation trip (17) used in draw-in groove (18), it is connected with regulation post (20) to rotate on clamp plate (19), adjust post (20) run through the lateral wall of draw-in groove (18) and with draw-in groove (18) threaded connection.

5. The convenient and fast hoisting and mounting device for the upper pole of the transformer as claimed in claim 4, is characterized in that: 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.

6. The convenient and fast hoisting and mounting device for the upper pole of the transformer as claimed in claim 2, 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).

7. 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).