CN220223286U

CN220223286U - Fan overhauls auxiliary assembly

Info

Publication number: CN220223286U
Application number: CN202320655581.7U
Authority: CN
Inventors: ***; 马银福; 孙峥山
Original assignee: Xinjiang Jimunai Cgn Wind Power Generation Co ltd
Current assignee: Xinjiang Jimunai Cgn Wind Power Generation Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-12-22
Anticipated expiration: 2033-03-28

Abstract

The utility model discloses a fan maintenance auxiliary device, which comprises an I-shaped portal frame, and a support frame A and a support frame B which are respectively and vertically fixed at the bottoms of the left end and the right end of the I-shaped portal frame in a welding mode, wherein a driving seat is sleeved outside the front end, the rear end and the bottom end of the I-shaped portal frame and can move left and right outside the I-shaped portal frame.

Description

Fan overhauls auxiliary assembly

Technical Field

The utility model belongs to the technical field of hoisting apparatuses, and particularly relates to fan maintenance auxiliary equipment.

Background

The fan overhauls auxiliary assembly is various, has the maintenance that current and voltage are convenient to the fan, has to overhaul the fan casing, also has lifting device to lift the fan and overhaul, and wherein lifting device can lift the heavy fan of volume heavy weight for the fan is in unsettled state and is overhauld, also can remove the fan and overhaul on the maintenance platform.

However, after the gantry type small crane lifts the fan, the winch for winding and unwinding the lifting cable can be locked by the self-locking mechanism, so that the winch is locked in the current state, and the fan can be maintained in a suspended lifting state, but the self-locking mechanism also has a use limit and a heavy limit, so that when the self-locking mechanism is damaged, the winch can lose the locking to rapidly lower the lifting cable, and the suspended fan can be caused to rapidly fall down and collide on the ground, so that the fan is damaged.

Disclosure of Invention

The utility model aims to provide a fan maintenance auxiliary device, which solves the problems that the self-locking mechanism proposed in the background art has a use limit and a heavy limit, and when the self-locking mechanism is damaged, a winch can lose locking to quickly lower a hoisting cable, so that a suspended fan can quickly fall down and impact on the ground.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the fan overhauling auxiliary equipment comprises an I-shaped portal frame, and a support frame A and a support frame B which are respectively and vertically fixed at the bottoms of the left end and the right end of the I-shaped portal frame in a welding mode, wherein driving seats are sleeved at the front end, the rear end and the outer part of the bottom end of the I-shaped portal frame and can move left and right outside the I-shaped portal frame, a winch is fixed at the bottom of the driving seats, a hoisting cable is wound on a winding shaft of the winch, and a self-locking protection device is fixed at the bottom of the winch;

the self-locking protection device comprises a perforation, a locking baffle and a fixing frame, wherein the perforation is arranged inside the center of the locking baffle, the locking baffle is sleeved outside a hanging cable which sags through the perforation, and two ends of the locking baffle are fixedly connected with a winch through the fixing frame.

Preferably, the self-locking protection device further comprises a self-locking sleeve, a resistance pad and an angle deflection sleeve, wherein the angle deflection sleeve is welded at the bottom of the self-locking sleeve, the self-locking sleeve and the angle deflection sleeve are sleeved outside a hanging cable in a sagging state, the angle deflection sleeve is positioned at the upper side of the locking baffle, and the bottom of the angle deflection sleeve is arranged by an inclined plane.

Preferably, the inner walls of the self-locking sleeve and the deflection sleeve are respectively provided with a resistance pad, the self-locking sleeve and the deflection sleeve can move up and down outside the hoisting cable through the resistance pads, and the friction force between the resistance pads and the hoisting cable can be increased when the hoisting cable is rapidly lowered.

Preferably, the bottoms of the support A and the support B are welded with underframes, the bottoms of the front end and the rear end of the two underframes are respectively fixed with a movable wheel, and the four movable wheels are universal wheels with a braking function.

Preferably, the outer walls of the front end and the rear end of the support frame A and the support frame B, which are close to the center, are respectively fixed with a reinforcing frame through screws, and two groups of two reinforcing frame bottoms are respectively fixed on the outer walls of the upper ends of the two underframes.

Preferably, the right end of the winch is provided with a winding and unwinding motor, the winding and unwinding motor can drive a winding shaft inside the winch to rotate anticlockwise, and a lifting hook is fixed at the lower end of the lifting cable.

Preferably, the outer wall of the front end of the driving seat is fixedly provided with a displacement motor through a screw, the inner walls of the front end and the rear end of the driving seat are respectively fixedly provided with driving wheels through rotating shafts, a plurality of driving wheels are respectively and correspondingly arranged inside the I-shaped structures at the front end and the rear end of the I-shaped portal frame, an output shaft of the displacement motor is in transmission connection with one of the driving wheels, and meanwhile, the displacement motor drives the driving wheels to rotate clockwise and anticlockwise so that the whole driving seat moves left and right on the I-shaped portal frame.

Preferably, the winding and unwinding motor is electrically connected with a controller through an electric wire, the controller is electrically connected with the displacement motor through another electric wire, and the controller can control the output power of the winding and unwinding motor and the displacement motor and the rotation direction of the rotor.

Compared with the prior art, the utility model provides fan maintenance auxiliary equipment, which comprises the following components

The beneficial effects are that:

according to the utility model, the novel self-locking type protection device is additionally arranged at the bottom of the winch of the fan maintenance auxiliary equipment, the lock stop plate of the self-locking type protection device is sleeved outside the hoisting cable through the through hole, when the fan maintenance auxiliary equipment hooks a fan motor or other parts through the hanging hook, the hoisting cable is required to be folded to hoist the fan motor or other parts, and when the hoisting cable is quickly lowered due to damage of the locking mechanism on the winch, the self-locking type protection device can automatically lock the hoisting cable because the hoisting cable is quickly lowered, and the situation that the hoisted fan motor or other parts quickly fall to the ground and are damaged due to quick lowering of the hoisting cable is prevented, so that a heavy locking effect can be added to the winch.

Drawings

Fig. 1 is a schematic plan view of a fan maintenance auxiliary device according to the present utility model.

Fig. 2 is a schematic structural view of the retracting mechanism of the present utility model.

Fig. 3 is a schematic structural view of a self-locking protection device according to the present utility model.

In the figure: 1. a moving wheel; 2. a chassis; 3. a supporting frame A; 4. a support B; 5. a reinforcing frame; 6. a lifting hook; 7. hoisting a cable; 8. a self-locking guard; 9. a winch; 10. a controller; 11. a winding and unwinding motor; 12. an I-shaped portal frame; 13. a driving seat; 14. a displacement motor; 15. perforating; 16. a locking baffle; 17. a fixing frame; 18. a self-locking sleeve; 19. a resistance pad; 20. and a deflection sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides fan maintenance auxiliary equipment as shown in figures 1-3, which comprises an I-shaped portal frame 12, and a support frame A3 and a support frame B4 which are respectively and vertically fixed at the bottoms of the left end and the right end of the I-shaped portal frame 12 in a welding mode, wherein a driving seat 13 is sleeved outside the front end, the rear end and the bottom end of the I-shaped portal frame 12, the driving seat 13 can move left and right outside the I-shaped portal frame 12, a winch 9 is fixed at the bottom of the driving seat 13, a hoisting cable 7 is wound on a winding shaft of the winch 9, reinforcing frames 5 are respectively fixed on the outer walls of the front end and the rear end of the support frame A3 and the support frame B4 close to the center, the bottoms of the two reinforcing frames 5 are respectively fixed on the outer walls of the upper ends of the two underframe 2, the bottoms of the support frame A3 and the bottom of the support frame B4 are respectively welded with the underframe 2, the bottoms of the two underframe 2 are respectively fixed with a moving wheel 1, and the four moving wheels 1 are respectively.

Further, a winding and unwinding motor 11 is arranged at the right end of the winch 9, the winding shaft in the winch 9 can be driven by the winding and unwinding motor 11 to rotate clockwise and anticlockwise, a lifting hook 6 is fixed at the lower end of the lifting cable 7, a displacement motor 14 is fixed on the outer wall of the front end of the driving seat 13 through screws, driving wheels are fixed on the inner walls of the front end and the rear end of the driving seat 13 through rotating shafts, a plurality of driving wheels are respectively and correspondingly arranged in the I-shaped structures of the front end and the rear end of the I-shaped portal frame 12, an output shaft of the displacement motor 14 is in transmission connection with one of the driving wheels, meanwhile, the whole driving seat 13 can move left and right on the I-shaped portal frame 12 through driving the driving wheels to rotate anticlockwise, a controller 10 is electrically connected to the winding and unwinding motor 11 through an electric wire, the controller 10 is electrically connected with the displacement motor 14 through another electric wire, meanwhile, the controller 10 can control the output power and the rotation direction of the rotor of the winding and unwinding motor 11 and the displacement motor 14, when the fan motor or other parts are to be lifted, the winding and unwinding motor 11 needs to be controlled to work through the controller 10, so that the winding shaft on the winding and unwinding motor 11 drives the winding shaft on the winch 9 to rotate anticlockwise, the lifting cable 7 wound on the winding shaft is slowly released, the lifting hook 6 on the lifting cable 7 is lowered and contacted with the fan motor, then the lifting hook 6 needs to be connected with the lifting ring on the fan motor, after the connection, the winding and unwinding motor 11 needs to be controlled to rotate reversely through the controller 10, the winding shaft is rotated clockwise to slowly wind up the lifting cable 7, the fan motor is slowly lifted until the fan motor is completely suspended, then the lifting wheel 1 needs to be moved to a maintenance platform, the displacement motor 14 is controlled through the controller 10, so that the displacement motor 14 drives the fan motor to move left and right through the driving seat 13 until the fan motor is positioned right above the maintenance platform, then the fan motor is lowered until the fan motor is placed on the maintenance platform, and then the fan can be overhauled.

As shown in fig. 1 and 3, the bottom of the winch 9 is fixed with a self-locking protection device 8, the self-locking protection device 8 comprises a perforation 15, a locking baffle 16 and a fixing frame 17, the perforation 15 is arranged inside the center of the locking baffle 16, the locking baffle 16 is sleeved outside the hanging cable 7 which sags through the perforation 15, and meanwhile, two ends of the locking baffle 16 are fixedly connected with the winch 9 through the fixing frame 17.

Further, from locking protection device 8 still includes from lock sleeve 18, resistance pad 19 and deflection sleeve 20, deflection sleeve 20 welds in the bottom of auto-lock sleeve 18, and the hoist cable 7 outside at the sagging state is all cup jointed to auto-lock sleeve 18 and deflection sleeve 20, deflection sleeve 20 is located the upside of locking baffle 16, and deflection sleeve 20 bottom adopts the inclined plane setting, all be provided with resistance pad 19 on the inner wall of self-lock sleeve 18 and deflection sleeve 20, the accessible resistance pad 19 is gone up in the outside of hoist cable 7 from lock sleeve 18 and deflection sleeve 20, and the frictional force between resistance pad 19 and the hoist cable 7 can increase when hoist cable 7 drops fast, because receive and release motor 11 drives the inside winding axle of capstan 9 and is slow at the uniform velocity rotation, so can make hoist cable 7 slow and receive and release at the uniform velocity, the frictional effect is less relatively between resistance pad 19 and the hoist cable 7 at the slow uniform velocity, so can guarantee that self-lock sleeve 18 and deflection sleeve 20 can normally supply to make cable 7 at both inside activity hoist cable 9 damage and capstan 9 when the capstan 9 causes hoist and capstan 9 to make the inclined plane, can make the self-lock sleeve 7 drop fast and make the inclined plane can be received the side 20 and make the bottom can be reached by the side of the slope, can be reached by the side of the fan 20 because of the quick fall, can make the bottom can be reached by the side stop sleeve 20, can be reached by the side of the quick-lock sleeve 20, can make the bottom can be reached by the side of the hoist and the bottom can be reached by the side rapidly, and the bottom can be reached by the bottom is reached by the flat.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a fan overhauls auxiliary assembly, includes I-shaped portal frame (12) and fixes support frame A (3) and support frame B (4) at I-shaped portal frame (12) left and right sides both ends bottom respectively perpendicularly through the welding mode, its characterized in that: the two ends of the I-shaped portal frame (12) are sleeved with driving seats (13) at the front end and the rear end and the outside of the bottom end, the driving seats (13) can move left and right outside the I-shaped portal frame (12), a winch (9) is fixed at the bottom of the driving seats (13), a hoisting cable (7) is wound on a winding shaft of the winch (9), and a self-locking protection device (8) is fixed at the bottom of the winch (9);

the self-locking type protection device (8) comprises a perforation (15), a locking baffle (16) and a fixing frame (17), wherein the perforation (15) is arranged inside the center of the locking baffle (16), the locking baffle (16) is sleeved outside a hanging cable (7) which sags through the perforation (15), and meanwhile, two ends of the locking baffle (16) are fixedly connected with a winch (9) through the fixing frame (17).

2. The fan overhaul auxiliary apparatus according to claim 1, wherein: the self-locking protection device is characterized in that the self-locking protection device (8) further comprises a self-locking sleeve (18), a resistance pad (19) and an angle deflection sleeve (20), the angle deflection sleeve (20) is welded at the bottom of the self-locking sleeve (18), the self-locking sleeve (18) and the angle deflection sleeve (20) are sleeved outside a hanging cable (7) in a hanging state, the angle deflection sleeve (20) is located on the upper side of the locking baffle plate (16), and the bottom of the angle deflection sleeve (20) is arranged by an inclined plane.

3. A fan service assistance apparatus as claimed in claim 2, wherein: the self-locking sleeve (18) and the deflection sleeve (20) are respectively provided with a resistance pad (19) on the inner wall, the self-locking sleeve (18) and the deflection sleeve (20) can move up and down outside the hoisting cable (7) through the resistance pads (19), and friction force between the resistance pads (19) and the hoisting cable (7) can be increased when the hoisting cable (7) is rapidly lowered.

4. The fan overhaul auxiliary apparatus according to claim 1, wherein: the bottoms of the support A (3) and the support B (4) are welded with underframes (2), the bottoms of the front end and the rear end of the two underframes (2) are respectively fixed with a movable wheel (1), and the four movable wheels (1) are universal wheels with a braking function.

5. The fan overhaul auxiliary apparatus according to claim 4, wherein: the outer walls of the front end and the rear end of the support frame A (3) and the support frame B (4) close to the center are respectively fixed with a reinforcing frame (5) through screws, and the bottoms of the two groups of two reinforcing frames (5) are respectively fixed on the outer walls of the upper ends of the two underframes (2).

6. The fan overhaul auxiliary apparatus according to claim 1, wherein: the right end of the winch (9) is provided with a winding and unwinding motor (11), the winding and unwinding motor (11) can drive a winding shaft inside the winch (9) to rotate anticlockwise, and a lifting hook (6) is fixed at the lower end of the lifting cable (7).

7. The fan overhaul auxiliary apparatus according to claim 1, wherein: the driving seat (13) is fixed with a displacement motor (14) on the outer wall of the front end through screws, driving wheels are fixed on the inner walls of the front end and the rear end of the driving seat (13) through rotating shafts, a plurality of driving wheels are respectively and correspondingly arranged inside the I-shaped structures of the front end and the rear end of the I-shaped portal frame (12), an output shaft of the displacement motor (14) is in transmission connection with one of the driving wheels, and meanwhile, the displacement motor (14) can enable the whole driving seat (13) to move left and right on the I-shaped portal frame (12) through driving the driving wheels to rotate anticlockwise.

8. The fan overhaul auxiliary apparatus according to claim 6, wherein: the winding and unwinding motor (11) is electrically connected with the controller (10) through an electric wire, the controller (10) is electrically connected with the displacement motor (14) through another electric wire, and meanwhile, the controller (10) can control the output power of the winding and unwinding motor (11) and the displacement motor (14) and the rotation direction of the rotor.