Maintenance tool for heavy power equipment

Abstract

The utility model discloses an overhaul tool for heavy power equipment, which belongs to the technical field of overhaul of the heavy power equipment and comprises an overhaul stand, an overhaul mechanism and a positioning mechanism, the overhaul mechanism and the positioning mechanism are positioned on the overhaul stand, a storage rack is welded on the overhaul stand, and an opening is formed in the storage rack. The overhauling mechanism comprises a hoisting motor fixedly installed on the storage rack, a wire bunching cylinder coaxially connected with an output shaft of the hoisting motor, a mooring rope wound on the wire bunching cylinder and penetrating through an opening in the storage rack and a lifting hook connected to the bottom of the mooring rope and used for hoisting the heavy power equipment, and one end of the mooring rope is fixedly connected to the wire bunching cylinder; a top sliding groove is formed in the top wall of the overhaul stand, and a first moving motor is horizontally installed on one side wall of the overhaul stand. According to the maintenance tool for the heavy power equipment, the positioner on the maintenance tool can support and limit the heavy power equipment in a hoisting state, so that the heavy power equipment is prevented from rotating in a suspended state, and the maintenance work of personnel is more worry-saving.

Description

Technical Field

[0001] The utility model belongs to the technical field of heavy-duty electric equipment maintenance, and in particular relates to a tool for heavy-duty electric equipment maintenance. Background Art

[0002] Heavy power equipment mainly includes two categories: power generation equipment and power supply equipment. Power generation equipment mainly includes power station boilers, steam turbines, gas turbines, water turbines, generators and transformers, etc. Power supply equipment mainly includes transmission lines of various voltage levels, mutual inductors and contactors, etc.

[0003] In the process of realizing the utility model, the inventor found that there are at least the following problems in the technology: when repairing the above-mentioned heavy power equipment, it is usually necessary to hoist it on a hoisting facility so that personnel can perform maintenance at various positions (especially the bottom). However, after the heavy power equipment is hoisted, it is easy to rotate in the suspended state, so that personnel need to manually hold the heavy power equipment to prevent it from rotating, which brings trouble to the maintenance work.

[0004] To this end, we propose a tool for repairing heavy-duty electric equipment to solve the above problems. Utility Model Content

[0005] The main purpose of the utility model is to provide a maintenance tool for heavy-duty electric equipment, which can prevent the heavy-duty electric equipment from rotating in a suspended state, making maintenance work more worry-free for personnel and effectively solving the problems in the background technology.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A maintenance tool for heavy-duty electric equipment, comprising a maintenance platform, a maintenance mechanism and a positioning mechanism located on the maintenance platform, a storage rack welded on the maintenance platform, an opening on the storage rack, the maintenance mechanism comprising a hoisting motor fixedly mounted on the storage rack, a cable drum coaxially connected to the output shaft of the hoisting motor, a cable wound on the cable drum and passing through the opening on the storage rack, and a hook connected to the bottom of the cable for hoisting the heavy-duty electric equipment, wherein one end of the cable is fixedly connected to the cable drum;

[0008] A top slide groove is formed on the top wall of the inspection platform, and a first moving motor is horizontally installed on one side wall of the inspection platform, wherein the output shaft of the first moving motor is coaxially connected to the first screw, an upper slide seat is threadedly sleeved on the first screw, and the upper slide seat is in contact with the bottom wall of the top slide groove, so that the first screw can drive the upper slide seat to translate in the top slide groove when it is running, and a second moving motor is horizontally installed on one side wall of the upper slide seat, and the output shaft of the second moving motor is coaxially connected to the second screw, a receiving seat is threadedly sleeved on the second screw, and the receiving seat is in contact with the inner wall of the upper slide seat, so that the second screw can drive the receiving seat to translate on the upper slide seat when it is running;

[0009] The positioning mechanism includes positioners symmetrically welded on both sides of the top wall of the receiving seat and positioning blocks movably connected to the two positioners. Knobs are rotatably connected to the bottom of the two positioners, storage grooves are formed on the top walls of the two positioners, and third screws are coaxially connected above the two knobs. The two positioning blocks are respectively threaded on the two third screws, and the two positioning blocks are respectively fitted with the inner walls of the two storage grooves. The lifting motor, the first movable motor and the second movable motor all need to be powered by external power facilities.

[0010] As a preferred embodiment, support plates are welded on both sides of the opening of the top wall of the storage rack, and the cable reel is rotatably connected between the two support plates; so that the two support plates can support the cable reel, so that the cable reel maintains better stability in both stationary and rotating states.

[0011] As a preferred embodiment, the first screw is horizontally arranged in the top slide groove and is rotatably connected to the inspection platform, so that the first screw can operate stably under the drive of the first moving motor.

[0012] As a preferred embodiment, the second screw is horizontally arranged in the inner cavity of the upper slide and is rotatably connected to the upper slide, so that the second screw can operate stably under the drive of the second moving motor.

[0013] As a preferred implementation scheme, two third screw rods are respectively vertically arranged in two receiving grooves, and the two third screw rods are respectively rotatably connected to two positioners, so that the operation of the third screw rods is more stable.

[0014] In summary, the technical effects and advantages of the utility model are as follows:

[0015] The tool is used for repairing heavy-duty electric equipment. By making the upper slide translate above the first screw, the two positioners translate above the second screw, so that the position of the positioner can be adjusted relatively freely. The positioner can support and limit the heavy-duty electric equipment in a hoisted state to prevent it from rotating in the suspended state, making the repair work of personnel more worry-free. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 A vertical cross-sectional view of one side of the utility model;

[0018] Figure 3 It is a vertical cross-sectional view of the other side of the utility model.

[0019] In the figure: 1. Maintenance table; 2. Storage rack; 3. Lifting motor; 4. Support plate; 5. Cable drum; 6. Cable; 7. Hook; 8. First moving motor; 9. Top slide; 10. First screw; 11. Upper slide; 12. Second moving motor; 13. Second screw; 14. Receiver; 15. Positioner; 16. Knob; 17. Storage slot; 18. Third screw; 19. Positioning block. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-Figure 3 A tool for overhauling heavy-duty electric equipment comprises an overhaul platform 1, an overhaul mechanism and a positioning mechanism located on the overhaul platform 1, a rack 2 is welded on the overhaul platform 1, an opening is opened on the rack 2, the overhaul mechanism comprises a hoisting motor 3 fixedly mounted on the rack 2, a cable drum 5 coaxially connected to the output shaft of the hoisting motor 3, a cable 6 wound on the cable drum 5 and passing through the opening on the rack 2, and a hook 7 connected to the bottom of the cable 6 for hoisting heavy-duty electric equipment, support plates 4 are respectively welded on both sides of the opening on the top wall of the rack 2, and the cable drum 5 is rotatably connected between the two support plates 4, so that the two support plates 4 can support the cable drum 5, so that the cable drum 5 maintains better stability in a stationary or rotating state, wherein one end of the cable 6 is fixedly connected to the cable drum 5;

[0022] A top slide groove 9 is formed on the top wall of the inspection platform 1, and a first moving motor 8 is horizontally installed on one side wall of the inspection platform 1, wherein the output shaft of the first moving motor 8 is coaxially connected with a first screw rod 10, an upper slide seat 11 is threadedly sleeved on the first screw rod 10, and the upper slide seat 11 is in contact with the bottom wall of the top slide groove 9, so that the first screw rod 10 can drive the upper slide seat 11 to translate in the top slide groove 9 when it is running. The first screw 10 is horizontally arranged in the top slide groove 9 and is rotatably connected to the inspection platform 1, so that the first screw 10 can stably operate under the drive of the first moving motor 8;

[0023] A second moving motor 12 is horizontally installed on one side wall of the upper slide 11, and the output shaft of the second moving motor 12 is coaxially connected to a second screw 13, a receiving seat 14 is threadedly sleeved on the second screw 13, and the receiving seat 14 is in contact with the inner wall of the upper slide 11, so that the second screw 13 can drive the receiving seat 14 to translate on the upper slide 11 when it is running. The second screw 13 is horizontally arranged in the inner cavity of the upper slide 11 and is rotatably connected to the upper slide 11, so that the second screw 13 can stably operate under the drive of the second moving motor 12;

[0024] The positioning mechanism includes a positioner 15 symmetrically welded on both sides of the top wall of the receiving seat 14 and a positioning block 19 movably connected to the two positioners 15. Knobs 16 are rotatably connected to the bottom of the two positioners 15, and storage grooves 17 are formed on the top walls of the two positioners 15. Third screws 18 are coaxially connected above the two knobs 16. The two positioning blocks 19 are respectively threadedly sleeved on the two third screws 18, and the two positioning blocks 19 are respectively fitted with the inner walls of the two storage grooves 17. The two third screws 18 are respectively vertically arranged in the two storage grooves 17, and the two third screws 18 are respectively rotatably connected to the two positioners 15, so that the operation of the third screws 18 is more stable. The hoisting motor 3, the first moving motor 8 and the second moving motor 12 all need to be powered by external power facilities.

[0025] The tool is used for repairing heavy-duty electric equipment. When in use, the heavy-duty electric equipment is first hung on the hook 7, and the height of the hook 7 can be adjusted according to the height of the heavy-duty electric equipment. The adjustment method is: driving the hoisting motor 3 to drive the cable drum 5 to operate, so that the cable 6 is stored or released on the cable drum 5, thereby adjusting the height of the hook 7 and the heavy-duty electric equipment.

[0026] After the heavy power equipment is hoisted, (because the heavy power equipment may rotate in the suspended state), the position of the positioner 15 is adjusted according to the position of the heavy power equipment that needs to be supported, and the adjustment method is: drive the first moving motor 8 to drive the first screw 10 to operate, so that the upper slide 11 drives the receiving seat 14 and the two positioners 15 to translate in one direction, and drive the second moving motor 12 to drive the second screw 13 to operate, so that the receiving seat 14 and the two positioners 15 translate in another direction;

[0027] Then, the two knobs 16 can be turned to drive the two third screws 18 to operate, so that the two positioning blocks 19 can be raised and lowered along the inner wall of the storage groove 17, so that the positioning blocks 19 can contact the bottom of the heavy electrical equipment, thereby limiting it and preventing it from rotating, making it more convenient for personnel to inspect and repair the heavy electrical equipment.

[0028] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A tool for repairing heavy power equipment, comprising a repair platform (1), a repair mechanism and a positioning mechanism located on the repair platform (1), characterized in that: The maintenance platform (1) is welded with a storage rack (2), and the maintenance mechanism comprises a hoisting motor (3) fixedly mounted on the storage rack (2), a cable drum (5) coaxially connected to the output shaft of the hoisting motor (3), a cable (6) wound around the cable drum (5), and a hook (7) connected to the bottom of the cable (6) for hoisting heavy power equipment, and one end of the cable (6) is fixedly connected to the cable drum (5); A top slide groove (9) is formed on the top wall of the inspection platform (1), and a first movable motor (8) is horizontally installed on one side wall of the inspection platform (1), wherein the output shaft of the first movable motor (8) is coaxially connected with a first screw rod (10), an upper slide seat (11) is threadedly sleeved on the first screw rod (10), and the upper slide seat (11) is in contact with the bottom wall of the top slide groove (9), and a second movable motor (12) is horizontally installed on one side wall of the upper slide seat (11), and the output shaft of the second movable motor (12) is coaxially connected with a second screw rod (13), a receiving seat (14) is threadedly sleeved on the second screw rod (13), and the receiving seat (14) is in contact with the inner wall of the upper slide seat (11); The positioning mechanism comprises positioners (15) symmetrically welded to both sides of the top wall of the receiving seat (14) and positioning blocks (19) movably connected to the two positioners (15), the bottoms of the two positioners (15) are rotatably connected to knobs (16), the top walls of the two positioners (15) are formed with receiving grooves (17), and the tops of the two knobs (16) are coaxially connected to third screws (18), the two positioning blocks (19) are respectively threadedly sleeved on the two third screws (18), and the two positioning blocks (19) are respectively fitted with the inner walls of the two receiving grooves (17).

2. A tool for repairing heavy-duty electric equipment according to claim 1, characterized in that: Support plates (4) are respectively welded on both sides of the opening of the top wall of the storage rack (2), and the cable bundle (5) is rotatably connected between the two support plates (4).

3. A tool for repairing heavy-duty electric equipment according to claim 1, characterized in that: The first screw rod (10) is horizontally arranged in the top slide groove (9) and is rotationally connected to the inspection platform (1).

4. A tool for repairing heavy-duty electric equipment according to claim 1, characterized in that: The second screw rod (13) is horizontally arranged in the inner cavity of the upper slide seat (11) and is rotationally connected to the upper slide seat (11).

5. A tool for repairing heavy-duty electric equipment according to claim 1, characterized in that: The two third screw rods (18) are respectively vertically arranged in the two receiving grooves (17), and the two third screw rods (18) are respectively rotationally connected to the two positioners (15).

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