CN219341421U - Substation equipment lifts by crane fastening component - Google Patents

Abstract

The utility model discloses a hoisting and fastening assembly for power transformation equipment, which belongs to the technical field of hoisting, wherein a driving motor drives a first rotating shaft to rotate, then the first rotating shaft drives a second rotating shaft to rotate through a worm and a worm wheel, then the first rotating shaft and the second rotating shaft synchronously rotate, a first helical tooth and a second helical tooth are movably connected, a winding roller is connected with the first rotating shaft and the second rotating shaft through meshing of the first helical tooth and the second helical tooth under the action of gravity of the traction rope and the winding roller, the winding roller is driven to rotate by the first rotating shaft and the second rotating shaft to wind the traction rope, after the power transformation equipment body is hoisted, the traction ropes around are tightened one by one conveniently, the hoisting equipment body is stabilized in the air by mutual traction, and because four groups of winding rollers can wind the traction ropes independently, each group of traction ropes can be tensioned conveniently, the efficiency of fastening the power transformation equipment body is improved, and meanwhile, excessive manual operation is not needed.

Description

Lifting and fastening component of power transformation equipment

technical field

The utility model relates to the technical field of hoisting, in particular to a hoisting and fastening component of power transformation equipment.

Background technique

Hoisting refers to the general term for the installation and positioning of equipment by cranes or hoisting mechanisms. In the process of overhaul or maintenance, various hoisting tools are used to lift equipment, workpieces, appliances, materials, etc. to change their positions.

The weight of the substation equipment is heavy, and it is necessary to hoist the substation equipment during transfer and installation. Generally, the substation equipment will be welded with lifting rings for easy hoisting. When the hoisting equipment uses the hook to lift the substation equipment, the substation The electrical equipment will cause the substation equipment to swing due to its own center of gravity, but it is necessary to ensure the stability of the substation equipment during the transfer or installation of the substation equipment. Generally, an auxiliary rope is attached to the surface of the substation equipment to fix it to prevent The substation equipment continues to shake. When fixing the auxiliary rope, it is necessary to consider whether the surrounding auxiliary ropes can pull the substation equipment after the substation equipment is hoisted. If the auxiliary rope is installed after the substation equipment is hoisted , not only is it inconvenient to operate, but also the safety of the operators is not sufficiently guaranteed, resulting in a low efficiency of fastening the hoisting substation equipment, and at the same time, the stability of the substation equipment cannot be guaranteed during the hoisting process.

Utility model content

In order to achieve the above purpose, the utility model provides the following technical solutions: a lifting and fastening assembly for substation equipment, including a steel wire sling, the surface of the steel wire sling is fixed with a fixing box, and the bottom of the steel wire sling is fixed with a hook , the surface of the hook is hung with the substation equipment body through the fixed hanging ring, the inner cavity of the fixed box is respectively connected with the first rotating shaft and the second rotating shaft through bearings, and the front of the fixed box is fixed with the driving motor. The output shaft of the drive motor runs through the fixed box and is fixedly connected to one end of the first rotating shaft. Both sides of the surface of the first rotating shaft and the second rotating shaft are sleeved with winding drums. The surface is wound with a traction rope, and the end of the traction rope away from the winding drum extends downward through the fixed box and is connected to the body of the substation equipment. A conversion assembly is arranged between the first rotating shaft and the second rotating shaft. Both the surface of the first rotating shaft and the second rotating shaft and the inner chamber of the winding drum are provided with adjustment components.

Preferably, the conversion assembly includes a worm fixed to the middle section of the first rotating shaft, a worm wheel is fixed on the surface of the second rotating shaft, and the top of the worm wheel meshes with the surface of the worm.

Preferably, the adjusting assembly includes first helical teeth fixed on the surface of the first rotating shaft and the second rotating shaft, the inner cavity of the winding drum is annularly fixed with second helical teeth, and the first helical teeth Teeth mesh with second helical teeth.

Preferably, fixed rings are fixed at both ends of the inner cavity of the winding drum, the surface of the first rotating shaft and the second rotating shaft are fixed with limiting rings, and the inner side of the fixing ring extends to the inner cavity of the limiting ring .

Preferably, the steel wire rope includes four wire ropes, the four wire ropes are located around the worm wheel, and both ends of the four wire ropes pass through the fixing box and are intertwined.

Preferably, fastening rings are fixed on the surface of the steel wire sling, and the fastening rings are respectively located above and below the fixing box.

Preferably, the distance between the inner wall of the winding drum and the first rotation axis and the second rotation axis is equal to the distance between the first helical teeth and the second helical teeth, and the slope of the first helical teeth is the same as that of the second helical teeth. The slope of the second helical tooth fits.

Compared with the prior art, the beneficial effects of the utility model are:

1. The utility model drives the first rotating shaft to rotate through the drive motor, and then the first rotating shaft drives the second rotating shaft to rotate through the worm and the worm wheel, and then the first rotating shaft and the second rotating shaft rotate synchronously, using the first helical teeth It is movably connected with the second helical tooth, and under the action of the gravity of the traction rope and the winding drum, the winding drum is connected to the first rotating shaft and the second rotating shaft through the meshing of the first helical tooth and the second helical tooth, Use the first rotating shaft and the second rotating shaft to drive the winding drum to rotate to rewind the traction rope, so that after the substation equipment body is hoisted, the surrounding traction ropes are tightened one by one, and they are mutually involved to stabilize the hoisting equipment body. In the air, since the four sets of winding drums can independently wind up the traction rope, each set of traction rope can be tightened conveniently, which improves the efficiency of fastening the body of the substation equipment, and at the same time does not require too much manual operation to ensure the safety of hoisting. safety.

2. Through the setting of the size of the first helical teeth and the second helical teeth, the utility model facilitates the rewinding drum to use the dislocation rotation of the first helical teeth and the second helical teeth after being locked by the traction rope to realize The first and second rotation shafts rotate while the take-up drum remains stationary.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present utility model;

Fig. 2 is the internal three-dimensional structure schematic diagram of the fixed box of the present utility model;

Fig. 3 is a three-dimensional structural schematic diagram of the first rotating shaft, the second rotating shaft and the winding drum of the utility model;

Fig. 4 is the schematic diagram of the three-dimensional structure of the steel wire suspension rope of the present invention;

Fig. 5 is a schematic diagram of the three-dimensional structure of the side view section of the winding drum of the utility model.

Symbols in the figure: 1. Steel wire sling; 2. Fixed box; 3. Hook; 4. Substation equipment body; 5. First rotating shaft; 6. Second rotating shaft; 7. Driving motor; 8. Rewinding drum ; 9, traction rope; 10, conversion assembly; 101, worm; 102, worm wheel; 11, adjustment assembly; 111, first helical tooth; 112, second helical tooth; 12, fixed ring; 13, limit ring ; 14, wire rope; 15, fastening ring.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The utility model provides a hoisting and fastening assembly for substation equipment as shown in Figures 1 to 5, comprising a steel wire sling 1, the surface of the steel wire sling 1 is fixed with a fixing box 2, and the bottom of the steel wire sling 1 is fixed with a hook 3. The surface of the hook 3 is hung with the substation equipment body 4 through the fixed hanging ring. The inner cavity of the fixed box 2 is respectively connected with the first rotating shaft 5 and the second rotating shaft 6 through bearings. The front of the fixed box 2 is fixed with The drive motor 7, the output shaft of the drive motor 7 runs through the fixed box 2 and is fixedly connected with one end of the first rotating shaft 5, and the both sides of the first rotating shaft 5 and the second rotating shaft 6 are sleeved with a winding drum 8, The surface of the winding drum 8 is wound with a traction rope 9, and the end of the traction rope 9 away from the winding drum 8 extends downward through the fixed box 2 and is connected with the transformer body 4. Between the first rotating shaft 5 and the second rotating shaft 6 A conversion assembly 10 is arranged between them, and the surface of the first rotating shaft 5 and the second rotating shaft 6 and the inner cavity of the winding drum 8 are provided with an adjusting assembly 11;

The drive motor 7 drives the first rotating shaft 5 to rotate, and then the first rotating shaft 5 drives the second rotating shaft 6 to rotate through the worm 101 and the worm wheel 102, and then the first rotating shaft 5 and the second rotating shaft 6 rotate synchronously. The helical teeth 111 and the second helical teeth 112 are movably connected, and under the action of the gravity of the traction rope 9 and the take-up drum 8, the first helical teeth 111 and the second helical teeth 112 engage the take-up drum 8 with the second helical teeth. A rotating shaft 5 is connected to the second rotating shaft 6, and the first rotating shaft 5 and the second rotating shaft 6 are used to drive the winding drum 8 to rotate to wind up the traction rope 9, so that after the substation equipment body 4 is hoisted, The surrounding traction ropes 9 are tightened one by one, and they are mutually involved to stabilize the lifting device body in the air. Since the four sets of winding drums 8 can individually wind up the traction ropes 9, it is convenient for each group of traction ropes 9 to be tightened. The fastening efficiency of the substation equipment body 4 is improved, and at the same time, excessive manual operations are not required to ensure the safety of hoisting.

The conversion assembly 10 includes a worm 101 fixed to the middle section of the first rotating shaft 5, a worm wheel 102 is fixed on the surface of the second rotating shaft 6, and the top of the worm wheel 102 is engaged with the surface of the worm wheel 101, and the first rotating shaft 102 is meshed with the worm wheel 102 to make the first The rotating shaft 5 drives the second rotating shaft 6 to rotate, forming winding drums 8 in different orientations to wind up the traction rope 9 .

The adjustment assembly 11 includes a first helical tooth 111 fixed on the surface of the first rotating shaft 5 and the second rotating shaft 6, and the inner cavity of the winding drum 8 is annularly fixed with a second helical tooth 112, the first helical tooth 111 and The second helical tooth 112 meshes, and the meshing of the first helical tooth 111 and the second helical tooth 112 can ensure that the winding drum 8 rotates with the first rotating shaft 5 and the second rotating shaft 6, and can also make the winding drum 8 rotate with the first rotating shaft 5 and the second rotating shaft 6. When the winding drum 8 is in a static state, the first rotating shaft 5 and the second rotating shaft 6 still continue to rotate, and at the same time, the winding drum 8 can be prevented from rotating in the opposite direction, and the traction rope 9 is continuously tightened.

The two ends of the inner cavity of the winding drum 8 are fixed with a fixed ring 12, the surface of the first rotating shaft 5 and the second rotating shaft 6 is fixed with a limit ring 13, and the inner side of the fixed ring 12 extends to the inner cavity of the limit ring 13, through The setting of the fixed ring 12 and the limit ring 13 facilitates the positioning of the winding drum 8 and prevents the winding drum 8 from shaking at will on the surfaces of the first rotating shaft 5 and the second rotating shaft 6, causing the first helical teeth 111 and The second helical tooth 112 is out of position and cannot drive the winding drum 8 to rotate.

The steel wire rope 1 includes four strands of steel wire rope 14, and the four strands of steel wire rope 14 are located around the worm wheel 102. The connection between the fixed boxes 2 is stable, and at the same time, the stability that the fixed boxes 2 are drawn to each other by the traction rope 9 in the horizontal orientation is ensured.

The surface of steel wire suspension rope 1 is fixed with fastening ring 15, and fastening ring 15 is respectively positioned at the top and the bottom of fixed box 2, by the setting of fastening ring 15, prevents the four-strand steel wire rope 14 of steel wire suspension rope 1 from spreading out, guarantees that the steel wire suspension Rope 1 has sufficient torsion force to maintain the stability of the structure.

The distance between the inner wall of the winding drum 8 and the first rotating shaft 5 and the second rotating shaft 6 is equal to the distance between the first helical tooth 111 and the second helical tooth 112, and the slope of the first helical tooth 111 is the same as the first helical tooth 111. The inclined surfaces of the two helical teeth 112 fit together. By setting the size of the first helical teeth 111 and the second helical teeth 112, it is convenient for the winding drum 8 to use the first helical teeth 111 after being locked by the traction rope 9. Rotate with the second helical teeth 112 in dislocation, realize the rotation of the first rotating shaft 5 and the second rotating shaft 6 while the winding drum 8 remains stationary.

During specific use, the user processes the hook 3 at the bottom of the steel wire sling 1 to connect with the fixed hanging ring on the top of the substation equipment body 4, and at the same time sets the traction rope 9 around the substation equipment body 4, and then starts the hoisting equipment to align the steel wires. The lifting rope 1 is rewound, and the steel wire lifting rope 1 is used to lift the substation equipment body 4, and then the driving motor 7 is started, and then the output shaft of the driving motor 7 drives the first rotating shaft 5 to rotate, and at the same time, the first rotating shaft 5 drives the worm 101 rotates, then the worm 101 drives the worm wheel 102 to rotate, and at the same time the worm wheel 102 drives the second rotating shaft 6 to rotate, at this time the first rotating shaft 5 and the second rotating shaft 6 rotate synchronously, and the first rotating shaft 5 and the second rotating shaft 6 drive The first helical tooth 111 rotates. At this time, the winding drum 8 is affected by gravity to drive the upper second helical tooth 112 to mesh with the first helical tooth 111, so that the rotation of the first rotating shaft 5 and the second rotating shaft 6 can be guaranteed. Through the engagement of the first helical tooth 111 and the second helical tooth 112, the rotation of the winding drum 8 is driven, and the traction rope 9 is rewound to ensure that the traction rope 9 is tightened to tighten the substation equipment body 4, so that the suspension The substation equipment body 4 is kept balanced. When the traction rope 9 is tightened, the traction rope 9 restrains the winding drum 8 from continuing to rotate, and the first helical tooth 111 and the second helical tooth 112 ensure the rotation of the winding drum 8 Stable, while the continuous rotation of the first rotating shaft 5 and the second rotating shaft 6, the friction force between the first helical teeth 111 and the second helical teeth 112 is used to ensure the stability of the winding drum 8, while preventing the winding drum 8 from Inversion, so as not to affect the stability of the substation equipment body 4.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. A lifting fastening assembly for power transformation equipment, comprising a steel wire sling (1), characterized in that: the surface of the steel wire sling (1) is fixed with a fixed box (2), and the steel wire sling (1) The bottom of the box is fixed with a hook (3), the surface of the hook (3) is hung with a substation equipment body (4) through a fixed ring, and the inner cavity of the fixed box (2) is connected with a first The rotating shaft (5) and the second rotating shaft (6), the front of the fixed box (2) is fixed with a driving motor (7), the output shaft of the driving motor (7) runs through the fixing box (2) and is connected with the first rotating shaft. One end of the shaft (5) is fixedly connected, and both sides of the surface of the first rotating shaft (5) and the second rotating shaft (6) are equipped with a winding drum (8), and the winding drum (8) The surface is wound with a traction rope (9), and the end of the traction rope (9) away from the winding drum (8) extends downward through the fixed box (2) and is connected with the substation equipment body (4). A conversion assembly (10) is arranged between the shaft (5) and the second rotating shaft (6), and the surfaces of the first rotating shaft (5) and the second rotating shaft (6) are all compatible with the winding drum (8) The inner chamber is provided with an adjustment component (11). 2. A lifting fastening assembly for power transformation equipment according to claim 1, characterized in that: the conversion assembly (10) includes a worm (101) fixed to the middle section of the first rotating shaft (5), and the first A worm wheel (102) is fixed on the surface of the two rotating shafts (6), and the top of the worm wheel (102) is engaged with the surface of the worm screw (101). 3. A lifting and fastening assembly for substation equipment according to claim 1, characterized in that: the adjustment assembly (11) comprises The first helical teeth (111), the second helical teeth (112) are annularly fixed in the inner cavity of the winding drum (8), the first helical teeth (111) and the second helical teeth (112) ) to engage. 4. A lifting and fastening assembly for substation equipment according to claim 1, characterized in that: fixed rings (12) are fixed at both ends of the inner cavity of the winding drum (8), and the first rotating shaft (5) and the surfaces of the second rotating shaft (6) are fixed with a limiting ring (13), and the inner side of the fixing ring (12) extends to the inner cavity of the limiting ring (13). 5. A lifting and fastening assembly for substation equipment according to claim 1, characterized in that: the steel wire rope (1) includes four wire ropes (14), and the four wire ropes (14) are located on the worm wheel (102) Around, the two ends of four strands of the steel wire rope (14) all run through the fixed box (2) and are intertwined. 6. A lifting fastening assembly for substation equipment according to claim 1, characterized in that: a fastening ring (15) is fixed on the surface of the steel wire rope (1), and the fastening ring (15) They are located above and below the fixed box (2) respectively. 7. A lifting and fastening assembly for substation equipment according to claim 1, characterized in that: the inner wall of the winding drum (8) is between the first rotating shaft (5) and the second rotating shaft (6) The distance is equal to the distance between the first helical tooth (111) and the second helical tooth (112), the slope of the first helical tooth (111) fits the slope of the second helical tooth (112) .

Images