CN216737394U - Generator guide bush hoisting accessory - Google Patents
Generator guide bush hoisting accessory Download PDFInfo
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- CN216737394U CN216737394U CN202122572052.4U CN202122572052U CN216737394U CN 216737394 U CN216737394 U CN 216737394U CN 202122572052 U CN202122572052 U CN 202122572052U CN 216737394 U CN216737394 U CN 216737394U
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- frame
- supporting plate
- roller
- motor
- underframe
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Abstract
The utility model relates to the technical field of hoisting equipment, and discloses a generator guide bush hoisting device which comprises a bottom frame, wherein a top frame is arranged right above the bottom frame, sliding columns are fixedly connected to two sides between the bottom frame and the top frame, two roller seats are fixedly arranged on the upper end surface of the top frame, a winding roller is arranged between the two roller seats and is rotatably connected with the roller seats, traveling wheels are arranged at four corners of the lower end surface of the bottom frame, the device is convenient to move, a supporting seat can be far away from the bottom frame through the work of a first hydraulic cylinder, supporting legs can be landed to support the device through the work of a second hydraulic cylinder, the placing stability of the device during the re-work can be ensured, the device is prevented from toppling, the lifting rope is safely and reliably wound by the winding roller driven by the work of a first motor, a supporting plate can move up and down along with the moving frame, a guide bush is placed on the supporting plate and then hoisted, a threaded rod is driven to rotate by a second motor, the guide bearing bush can move along the direction of the guide rail along with the supporting plate, so that the installation of the guide bearing bush is facilitated.
Description
Technical Field
The utility model relates to the technical field of hoisting equipment, in particular to a hoisting device for a generator guide bush.
Background
The generator guide bearing is positioned in the central body of the upper frame of the generator and is of a block tile structure, guide bearing tiles are uniformly distributed along the circumference, a main shaft of the generator rotates in a circle enclosed by the guide bearing tiles, and the single generator guide bearing tile is heavy in mass and is complex in structure because an insulation system, a cooling system and other components are arranged in the generator guide bearing; the guide bearing sealing cover is installed at the center of the upper frame of the generator and right above the guide bearing bush, the operation and installation position is narrow, the traditional large-scale hoisting equipment is inconvenient to use, the guide bearing bush is carried and installed by manpower, the manual carrying work efficiency is low, and the operation process is dangerous.
Therefore, the technical personnel in the field provide a generator guide bush hoisting device to solve the problems in the background art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lifting device for a generator guide bearing bush to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a generator guide bearing bush lifting device comprises an underframe, wherein an upper frame is arranged right above the underframe, sliding columns are fixedly connected to two sides between the underframe and the upper frame, two roller seats are fixedly mounted on the upper end face of the upper frame, a winding roller is arranged between the two roller seats, the winding roller is rotatably connected with the roller seats, a motor is fixedly mounted on the outer sides of the roller seats, the output end of the motor is fixedly connected with the winding roller through a rotating shaft, a lifting rope is wound on the winding roller, a moving frame is arranged at the upper end of the underframe, sliding seats are welded on two sides of the moving frame, the sliding seats are slidably connected with the sliding columns, a guide rail and a threaded rod are respectively arranged inside the moving frame, two ends of the guide rail are fixedly connected with the moving frame, two ends of the threaded rod are rotatably connected with the moving frame, a motor II is fixedly mounted on the moving frame, the output end of the motor II is fixedly connected with one end of the threaded rod through a rotating shaft, the improved lifting device is characterized in that fixed blocks are arranged at four corners of the edge of the moving frame, the lower end of the lifting rope is fixedly connected with the four fixed blocks, a supporting plate is arranged on the upper end face of the moving frame, a sliding sleeve and a threaded sleeve are arranged on two sides of the lower end face of the supporting plate respectively, the sliding sleeve is connected with the guide rail in a sliding mode, and the threaded sleeve is connected with the threaded rod in a threaded mode.
As a further scheme of the utility model, the guide rail and the threaded rod are arranged in parallel, the second motor works to drive the threaded rod to rotate, and the supporting plate can move along the direction of the guide rail.
As a further scheme of the utility model, the four corners of the lower end surface of the bottom frame are provided with walking wheels, the walking wheels are provided with brake pads, and the walking wheels are used for landing when the device is moved, so that the device is convenient to move.
As a further scheme of the utility model, four corners of the upper end face of the bottom frame are fixedly provided with a first hydraulic cylinder, a support seat is arranged on the outer side of the first hydraulic cylinder, the output end of the first hydraulic cylinder is connected with the support seat through a first piston rod, a second hydraulic cylinder is fixedly arranged on the support seat, support legs are arranged below the support seat, the output end of the second hydraulic cylinder is connected with the support legs through a second piston rod, the first piston rod extends and drives the support seat to move through the operation of the first hydraulic cylinder, and the second piston rod extends through the operation of the second hydraulic cylinder, so that the support legs are grounded for supporting, and the stable placement of the device is ensured.
As a further scheme of the utility model, the supporting plate is horizontally arranged, the upper end surface of the supporting plate is provided with an anti-slip pad, the guide bearing bush is arranged on the supporting plate, and the anti-slip pad can prevent the guide bearing bush from accidentally sliding.
As a further scheme of the utility model, the upper end face of the top frame is provided with a notch, the notch is positioned right below the winding roller, and the lifting rope penetrates through the middle part of the notch to ensure that the lifting rope is normally lengthened or wound when the winding roller rotates.
Compared with the prior art, the utility model has the beneficial effects that:
1. the walking wheels are arranged at the four corners of the lower end face of the bottom frame, the device is convenient to move, the supporting base can be kept away from the bottom frame through the work of the first hydraulic cylinder, the supporting legs are grounded to support the device through the work of the second hydraulic cylinder, the stability of the device in the working process can be guaranteed, the device is prevented from being toppled, and the device is safe and reliable.
2. Utilize a motor work to drive the wind-up roll and carry out the rolling to the lifting rope, the layer board can reciprocate along with removing the frame, and the guide bush axle is placed and is conveniently hoisted after on the layer board, drives the threaded rod through No. two motors and rotates, and the guide bush axle can be along with the layer board along the motion of guide rail direction, has made things convenient for the installation of guide bush axle.
Drawings
FIG. 1 is a schematic overall structure diagram of a lifting device for a generator guide bush;
FIG. 2 is a schematic structural view of a movable frame in a lifting device for a generator bearing bush;
FIG. 3 is an enlarged schematic view of the area A indicated in FIG. 1;
fig. 4 is an enlarged structural view of a region B indicated in fig. 1.
In the figure: 1. a chassis; 2. a top frame; 3. a traveler; 4. a roller base; 5. a wind-up roll; 6. a first motor; 7. a lifting rope; 8. a movable frame; 9. a slide base; 10. a guide rail; 11. a threaded rod; 12. a second motor; 13. a support plate; 14. a sliding sleeve; 15. a threaded sleeve; 16. a fixed block; 17. a traveling wheel; 18. a first hydraulic cylinder; 19. a supporting seat; 20. a first piston rod; 21. a second hydraulic cylinder; 22. supporting legs; 23. a second piston rod; 24. and (4) notching.
Detailed Description
Referring to fig. 1 to 4, in the embodiment of the utility model, a lifting device for a guide bush of a generator comprises an underframe 1, a top frame 2 is arranged right above the underframe 1, sliding posts 3 are fixedly connected to both sides between the underframe 1 and the top frame 2, two roller seats 4 are fixedly arranged on the upper end surface of the top frame 2, a winding roller 5 is arranged between the two roller seats 4, the winding roller 5 is rotatably connected with the roller seats 4, a first motor 6 is fixedly arranged on the outer sides of the roller seats 4, the output end of the first motor 6 is fixedly connected with the winding roller 5 through a rotating shaft, a lifting rope 7 is wound on the winding roller 5, a moving frame 8 is arranged at the upper end of the underframe 1, sliding seats 9 are welded on both sides of the moving frame 8, the sliding seats 9 are slidably connected with the sliding posts 3, guide rails 10 and threaded rods 11 are respectively arranged inside the moving frame 8, both ends of the guide rails 10 are fixedly connected with the moving frame 8, both ends of the threaded rods 11 are rotatably connected with the moving frame 8, a second motor 12 is fixedly arranged on the moving frame 8, the output end of the second motor 12 is fixedly connected with one end of the threaded rod 11 through a rotating shaft, the four corners of the edge of the movable frame 8 are respectively provided with a fixed block 16, the lower end of the lifting rope 7 is fixedly connected with the four fixed blocks 16, the upper end face of the movable frame 8 is provided with a supporting plate 13, two sides of the lower end face of the supporting plate 13 are respectively provided with a sliding sleeve 14 and a threaded sleeve 15, the sliding sleeve 14 is slidably connected with the guide rail 10, and the threaded sleeve 15 is in threaded connection with the threaded rod 11.
In fig. 1 and 2, the guide rail 10 is disposed parallel to the threaded rod 11, the second motor 12 operates to drive the threaded rod 11 to rotate, and the supporting plate 13 can move along the direction of the guide rail 10.
In fig. 1 and 3, four corners of the lower end surface of the chassis 1 are provided with walking wheels 17, the walking wheels 17 are provided with brake pads, and the walking wheels 17 are used for landing when the device is moved, so that the device is convenient to move.
In fig. 1 and 3, equal fixed mounting in up end four corners department of chassis 1 has pneumatic cylinder 18 No. one, the outside of pneumatic cylinder 18 all is equipped with supporting seat 19, the output of pneumatic cylinder 18 is connected with supporting seat 19 through a piston rod 20, equal fixed mounting has pneumatic cylinder 21 No. two on the supporting seat 19, the below of supporting seat 19 all is equipped with supporting legs 22, the output of pneumatic cylinder 21 No. two is connected with supporting legs 22 through piston rod 23 No. two, work through pneumatic cylinder 18 makes piston rod 20 extend and drive supporting seat 19 and remove, No. two pneumatic cylinder 21 work piston rod 23 extension No. two, thereby make supporting legs 22 land and support, guarantee that the device places stably.
In fig. 1 and 2, the supporting plate 13 is horizontally placed, the upper end surface of the supporting plate 13 is provided with an anti-slip pad, and the guide bush is placed on the supporting plate 13, so that the anti-slip pad can prevent the guide bush from accidentally sliding.
In fig. 1 and 4, the upper end face of the top frame 2 is provided with a notch 24, the notch 24 is located under the wind-up roll 5, and the lifting rope 7 penetrates through the middle of the notch 24 to ensure that the lifting rope 7 is normally lengthened or wound when the wind-up roll 5 rotates.
The working principle of the utility model is as follows: when in use, the travelling wheel 17 is firstly used for landing and moving the device to a designated position, then the first hydraulic cylinder 18 works to extend the first piston rod 20 and drive the supporting seat 19 to move, the second hydraulic cylinder 21 works to extend the second piston rod 23 so as to enable the supporting foot 22 to land and support, the device is ensured to be stably placed, the first motor 6 works to drive the winding roller 5 to rotate, the winding roller 5 puts down the lifting rope 7, the moving frame 8 vertically descends along the sliding column 3 under the action of gravity so as to enable the supporting plate 13 to descend to the lowest position, the guide bush is lifted to the supporting plate 13, the first motor 6 works to drive the winding roller 5 to rotate reversely, the winding roller 5 winds up the lifting rope 7, the moving frame 8 moves upwards along the sliding column 3 and drives the supporting plate 13 and the guide bush to lift, when the guide bush lifts to a proper height, the first motor 6 stops working, the second motor 12 works to drive the threaded rod 11 to rotate, by means of the threaded connection of the threaded rod 11 and the threaded sleeve 15, the supporting plate 13 can move along the direction of the guide rail 10, so that the guide bearing bush can move and adjust the position, and the guide bearing bush is convenient to mount.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.
Claims (6)
1. A generator guide bearing bush lifting device comprises an underframe (1) and is characterized in that a top frame (2) is arranged right above the underframe (1), sliding columns (3) are fixedly connected to two sides between the underframe (1) and the top frame (2), two roller seats (4) are fixedly mounted on the upper end face of the top frame (2), a winding roller (5) is arranged between the two roller seats (4), the winding roller (5) is rotatably connected with the roller seats (4), a first motor (6) is fixedly mounted on the outer side of each roller seat (4), the output end of the first motor (6) is fixedly connected with the winding roller (5) through a rotating shaft, a lifting rope (7) is wound on the winding roller (5), a moving frame (8) is arranged at the upper end of the underframe (1), sliding seats (9) are welded on two sides of the moving frame (8), and the sliding seats (9) are slidably connected with the sliding columns (3), a guide rail (10) and a threaded rod (11) are respectively arranged in the movable frame (8), two ends of the guide rail (10) are fixedly connected with the movable frame (8), two ends of the threaded rod (11) are rotatably connected with the movable frame (8), a second motor (12) is fixedly arranged on the movable frame (8), the output end of the second motor (12) is fixedly connected with one end of the threaded rod (11) through a rotating shaft, the four corners of the edge of the movable frame (8) are respectively provided with a fixed block (16), the lower end of the lifting rope (7) is fixedly connected with the four fixed blocks (16), a supporting plate (13) is arranged on the upper end face of the movable frame (8), a sliding sleeve (14) and a threaded sleeve (15) are respectively arranged on two sides of the lower end face of the supporting plate (13), the sliding sleeve (14) is in sliding connection with the guide rail (10), and the threaded sleeve (15) is in threaded connection with the threaded rod (11).
2. The generator bearing shell hoisting device of claim 1, wherein the guide rail (10) is placed in parallel with the threaded rod (11).
3. The generator guide bearing bush hoisting device according to claim 1, wherein four corners of the lower end surface of the underframe (1) are provided with walking wheels (17), and the walking wheels (17) are provided with brake pads.
4. The generator guide bearing bush hoisting device according to claim 1, wherein a first hydraulic cylinder (18) is fixedly mounted at each of four corners of the upper end surface of the underframe (1), a support seat (19) is arranged on each of the outer sides of the first hydraulic cylinders (18), the output end of each first hydraulic cylinder (18) is connected with the support seat (19) through a first piston rod (20), a second hydraulic cylinder (21) is fixedly mounted on each support seat (19), support legs (22) are arranged below each support seat (19), and the output end of each second hydraulic cylinder (21) is connected with the support legs (22) through a second piston rod (23).
5. The generator guide bearing bush hoisting device of claim 1, wherein the supporting plate (13) is horizontally placed, and an anti-skid pad is arranged on the upper end face of the supporting plate (13).
6. The generator guide bearing bush hoisting device according to claim 1, wherein the upper end surface of the top frame (2) is provided with a notch (24), the notch (24) is positioned under the winding roller (5), and the lifting rope (7) passes through the middle of the notch (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122572052.4U CN216737394U (en) | 2021-10-25 | 2021-10-25 | Generator guide bush hoisting accessory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122572052.4U CN216737394U (en) | 2021-10-25 | 2021-10-25 | Generator guide bush hoisting accessory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216737394U true CN216737394U (en) | 2022-06-14 |
Family
ID=81923108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122572052.4U Active CN216737394U (en) | 2021-10-25 | 2021-10-25 | Generator guide bush hoisting accessory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216737394U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116142990A (en) * | 2023-03-06 | 2023-05-23 | 山东中邕机电科技有限公司 | Bearing lowering device and method for disassembling automobile engine |
-
2021
- 2021-10-25 CN CN202122572052.4U patent/CN216737394U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116142990A (en) * | 2023-03-06 | 2023-05-23 | 山东中邕机电科技有限公司 | Bearing lowering device and method for disassembling automobile engine |
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