CN113200469A

CN113200469A - Transformer hoisting machine

Info

Publication number: CN113200469A
Application number: CN202110407784.XA
Authority: CN
Inventors: 刘玉娇; 李国亮; 王坤; 韩锋; 燕重阳
Original assignee: State Grid Corp of China SGCC; Zaozhuang Power Supply Co of State Grid Shandong Electric Power Co Ltd
Current assignee: State Grid Corp of China SGCC; Zaozhuang Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-08-03
Anticipated expiration: 2041-04-16
Also published as: CN113200469B

Abstract

The invention discloses a transformer hoisting machine which comprises a machine base and a connecting base, wherein a threaded shaft sleeve and wheels are arranged on the machine base, the threaded shaft sleeve is welded at the corner of the machine base, a transmission screw rod is connected onto the threaded shaft sleeve through threads, a hand wheel and a bottom plate are arranged on the transmission screw rod, the hand wheel is fixedly installed at the top of the transmission screw rod through screws, the bottom plate is welded at the bottom of the transmission screw rod, the wheels are symmetrically connected to the front end and the rear end of the two sides of the machine base through rotating shafts, and the connecting base is fixedly installed in the middle of the top of the machine base through screws. The invention can easily hoist and mount the transformer and effectively improve the mounting efficiency.

Description

Transformer hoisting machine

Technical Field

The invention relates to a transformer hoisting machine, and belongs to the technical field of power construction.

Background

At present, when a transformer is constructed and installed, the transformer needs to be lifted by large-scale lifting equipment, if the construction site is remote and the road is narrow, the lifting can be carried out only by adopting a manual lifting mode, so that the manpower is greatly wasted, and the installation efficiency is seriously influenced. In order to solve the problems, a new technical scheme is provided.

Disclosure of Invention

The invention aims to provide a transformer hoisting machine to solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a transformer hoisting machine, includes frame and connecting seat, be provided with threaded shaft sleeve and wheel on the frame, threaded shaft sleeve welds in frame edge, has drive screw through threaded connection on the threaded shaft sleeve, the last hand wheel and the bottom plate of being provided with of drive screw, the hand wheel is fixed in the drive screw top through screw installation, the bottom plate welds in the drive screw bottom, the wheel is through pivot symmetric connection in frame both sides front and back end, the connecting seat passes through screw installation and is fixed in the middle of the frame top.

Preferably, be provided with preceding backup pad and back backup pad on the connecting seat, preceding backup pad is fixed in connecting seat top front end through screw mounting, and there is the motor preceding backup pad front end top through screw mounting is fixed, back backup pad is fixed in connecting seat top rear end through screw mounting, is provided with fluted disc and location arm on the back backup pad, the fluted disc is placed in the middle of the back backup pad rear end, location arm integrated into one piece connects in the middle of the back backup pad right side, and location arm right side rear end is connected with the pawl through the pivot, the cover is equipped with the torsional spring between pawl and the location arm, and the pawl left end nests in the tooth's socket of fluted disc.

Preferably, be connected with the stranded conductor dish through bearing interference between preceding backup pad and the back backup pad, stranded conductor dish main shaft runs through and extends to back backup pad rear end and passes through screw and fluted disc fixed connection, is provided with lug, driving lever and steel strand wires on the stranded conductor dish, the lug is fixed in the preceding terminal surface outside of stranded conductor dish through screw equidistance installation, the driving lever is placed in the stranded conductor dish front end, is provided with lower spout, U type open slot and connecting rod on the driving lever, the lower spout is seted up in the driving lever below, and lower spout suit is on the stranded conductor dish main shaft, U type open slot is seted up in the driving lever top, the connecting rod is connected in the middle of the driving lever front end through the pivot, and the connecting rod end passes through screw and motor spindle fixed connection, the steel strand wires winding is connected in stranded conductor dish middle section.

Preferably, the steel strand wires pass pulley yoke fixed connection in the upper pulley, the lower pulley and the upper pulley outside in proper order, the welding of pulley yoke top has the linking arm, the linking arm both ends symmetry cover is equipped with the sliding sleeve, the sliding sleeve passes through holding screw and linking arm fixed connection, and the welding of sliding sleeve right side has the staple bolt.

Preferably, the outer side of the lower pulley is connected with a hoisting frame through a bearing in an interference manner.

Compared with the prior art, the invention has the beneficial effects that: the bottom plate is welded at the bottom of the transmission screw rod, so that the base can be easily supported; the main shaft of the stranded wire disc penetrates through and extends to the rear end of the rear supporting plate and is fixedly connected with the fluted disc through a screw, and the main shaft of the stranded wire disc can be matched with the pawl to effectively prevent the stranded wire disc from reversing; the U-shaped open slot is arranged above the deflector rod and can be driven by the connecting rod to stir the lugs one by one; the anchor ear is welded on the right side of the sliding sleeve, so that the connecting arm can be easily installed and fixed on the telegraph pole; the steel strand sequentially passes through the upper pulley and the lower pulley to be fixedly connected with the pulley frame on the outer side of the upper pulley, so that the output of the torque of the motor can be effectively reduced; the transformer can be easily lifted and installed by combining the lifting device, and the installation efficiency is effectively improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the stand structure of the present invention;

FIG. 3 is a schematic view of a connecting base structure according to the present invention;

FIG. 4 is a schematic diagram of a stranded wire coil structure of the present invention;

FIG. 5 is a schematic view of the structure of the hoisting frame of the present invention;

in the figure: 1-a machine base; 2-a connecting seat; 3-a threaded shaft sleeve; 4-a wheel; 5-a drive screw; 6-hand wheel; 7-a bottom plate; 8-front supporting plate; 9-rear supporting plate; 10-a motor; 11-a fluted disc; 12-a positioning arm; 13-a pawl; 14-a wire coil; 15-bumps; 16-a deflector rod; 17-steel strand wires; 18-a lower chute; 19-U-shaped open slots; 20-a connecting rod; 21-an upper pulley; 22-lower pulley; 23-a pulley yoke; 24-a linker arm; 25-a sliding sleeve; 26-fastening screws; 27-anchor ear; 28-hoisting frame.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely explained below with reference to the drawings in the embodiments of the present invention.

As shown in figures 1-5, a transformer hoisting machine comprises a machine base 1 and a connecting seat 2, wherein a threaded shaft sleeve 3 and a wheel 4 are arranged on the machine base 1, the threaded shaft sleeve 3 is welded at the corner of the machine base 1, a transmission screw rod 5 is connected on the threaded shaft sleeve 3 through threads, a hand wheel 6 and a bottom plate 7 are arranged on the transmission screw rod 5, the hand wheel 6 is fixedly arranged at the top of the transmission screw rod 5 through screws, the bottom plate 7 is welded at the bottom of the transmission screw rod 5, the wheel 4 is symmetrically connected at the front and rear ends of two sides of the machine base 1 through a rotating shaft, the connecting seat 2 is fixedly arranged in the middle of the top of the machine base 1 through screws, a front supporting plate 8 and a rear supporting plate 9 are arranged on the connecting seat 2, the front supporting plate 8 is fixedly arranged at the front end of the top of the connecting seat 2 through screws, a motor 10 is fixedly arranged above the front end of the front supporting plate 8 through screws, and the rear supporting plate 9 is fixedly arranged at the rear end of the top of the connecting seat 2 through screws, a fluted disc 11 and a positioning arm 12 are arranged on a rear supporting plate 9, the fluted disc 11 is arranged in the middle of the rear end of the rear supporting plate 9, the positioning arm 12 is connected in the middle of the right side of the rear supporting plate 9 in an integrated forming way, the rear end of the right side of the positioning arm 12 is connected with a pawl 13 through a rotating shaft, a torsion spring is sleeved between the pawl 13 and the positioning arm 12, the left end of the pawl 13 is nested in the tooth socket of the fluted disc 11, a cable reel 14 is connected between the front supporting plate 8 and the rear supporting plate 9 in an interference way through a bearing, the main shaft of the cable reel 14 penetrates through and extends to the rear end of the rear supporting plate 9 and is fixedly connected with the fluted disc 11 through a screw, a convex block 15, a shift lever 16 and a steel stranded wire 17 are arranged on the cable reel 14, the shift lever 16 is arranged at the front end of the cable reel 14, a lower chute 18, a U-shaped open slot 19 and a connecting rod 20 are arranged on the shift lever 16, the lower chute 18 is arranged below the shift lever 16, the lower chute 18 is sleeved on a spindle of the cable pulley 14, the U-shaped open slot 19 is formed in the upper portion of the shift lever 16, the connecting rod 20 is connected to the middle of the front end of the shift lever 16 through a rotating shaft, the tail end of the connecting rod 20 is fixedly connected with the spindle of the motor 10 through a screw, the steel strand 17 is wound on the middle section of the cable pulley 14, the steel strand 17 sequentially penetrates through the upper pulley 21, the lower pulley 22 and a pulley frame 23 outside the upper pulley 21 are fixedly connected, a connecting arm 24 is welded to the top of the pulley frame 23, sliding sleeves 25 are symmetrically arranged at two ends of the connecting arm 24, the sliding sleeves 25 are fixedly connected with the connecting arm 24 through a set screw 26, a hoop 27 is welded to the right side of the sliding sleeve 25, and a hoisting frame 28 is connected to the outer side of the lower pulley 22 through a bearing in an interference fit manner.

The specific use mode is as follows: the transformer is fixedly arranged on a hoisting frame 28 through a rope, and then the connecting arm 24 is fixedly arranged at the upper end of the telegraph pole through a hoop 27; then, the transmission screw 5 drives the bottom plate 7 to move downwards to support the base 1; finally, the motor 10 is started to drive the connecting rod 20 to rotate, the connecting rod 20 rotates to drive the shifting lever 16 to swing up and down and left and right around the main shaft of the wire twisting disc 14, the shifting lever 16 swings up and down and left and right to drive the U-shaped open grooves 19 to shift the convex blocks 15 one by one, at the moment, the wire twisting disc 14 rotates slowly to wind the steel strands 17, and the steel strands 17 wind the transformer on the hoisting frame 28 to move up along the telegraph pole.

The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that variations, modifications, substitutions and alterations can be made in the embodiment without departing from the principles and spirit of the invention.

Claims

1. The utility model provides a transformer hoisting machine, includes frame (1) and connecting seat (2), its characterized in that: be provided with threaded shaft sleeve (3) and wheel (4) on frame (1), threaded shaft sleeve (3) welds in frame (1) edge, has drive screw (5) through threaded connection on threaded shaft sleeve (3), be provided with hand wheel (6) and bottom plate (7) on drive screw (5), hand wheel (6) are fixed in drive screw (5) top through the screw installation, bottom plate (7) weld in drive screw (5) bottom, wheel (4) are through pivot symmetric connection in frame (1) both sides front and back end, connecting seat (2) are fixed in the middle of frame (1) top through the screw installation.

2. The transformer hoisting machine according to claim 1, characterized in that: be provided with preceding backup pad (8) and back backup pad (9) on connecting seat (2), preceding backup pad (8) are fixed in connecting seat (2) top front end through screw installation, and there are motor (10) preceding backup pad (8) front end top through screw installation, back backup pad (9) are fixed in connecting seat (2) top rear end through screw installation, are provided with fluted disc (11) and location arm (12) on back backup pad (9), fluted disc (11) are placed in the middle of back backup pad (9) rear end, location arm (12) integrated into one piece is connected in the middle of back backup pad (9) right side, and location arm (12) right side rear end is connected with pawl (13) through the pivot, the cover is equipped with the torsional spring between pawl (13) and location arm (12), and pawl (13) left end nests in the tooth's socket of fluted disc (11).

3. The transformer hoisting machine according to claim 2, characterized in that: the wire twisting disc is characterized in that a wire twisting disc (14) is connected between the front supporting plate (8) and the rear supporting plate (9) in an interference fit manner through a bearing, a main shaft of the wire twisting disc (14) penetrates through and extends to the rear end of the rear supporting plate (9) and is fixedly connected with a fluted disc (11) through screws, a convex block (15), a shifting rod (16) and a steel stranded wire (17) are arranged on the wire twisting disc (14), the convex block (15) is equidistantly installed and fixed on the outer side of the front end face of the wire twisting disc (14) through the screws, the shifting rod (16) is placed at the front end of the wire twisting disc (14), a lower sliding groove (18), a U-shaped open slot (19) and a connecting rod (20) are arranged on the shifting rod (16), the lower sliding groove (18) is arranged below the shifting rod (16), the lower sliding groove (18) is sleeved on the main shaft of the wire twisting disc (14), the U-shaped open slot (19) is arranged above the shifting rod (16), and the connecting rod (20) is connected to the middle of the front end of the shifting rod (16) through a rotating shaft, and the tail end of the connecting rod (20) is fixedly connected with a main shaft of the motor (10) through a screw, and the steel strand (17) is wound and connected to the middle section of the strand disc (14).

4. The transformer hoisting machine according to claim 3, characterized in that: steel strand wires (17) pass pulley yoke (23) fixed connection in proper order in the upper pulley (21), lower pulley (22) and upper pulley (21) outside, pulley yoke (23) top welding has linking arm (24), linking arm (24) both ends symmetry cover is equipped with sliding sleeve (25), sliding sleeve (25) are through holding screw (26) and linking arm (24) fixed connection, and sliding sleeve (25) right side welding has staple bolt (27).

5. The transformer hoisting machine according to claim 4, characterized in that: the outer side of the lower pulley (22) is connected with a hoisting frame (28) through a bearing in an interference fit manner.