CN219499163U - Large-scale generator pulls instrument of rotor pull-through - Google Patents

Abstract

The utility model discloses a drawing-through rotor traction tool of a large-sized generator, which comprises a base, fixing frames arranged on two sides of the top of the base, a through groove arranged between the two fixing frames, a threaded rod arranged in an inner cavity of the through groove, a threaded sleeve arranged on the surface of the threaded rod, an electric push rod arranged at the bottom of the threaded sleeve, a lifting hook and a traction rope driven by the electric push rod to move up and down by the electric push rod, the traction rope driven by the traction rope to move up and down to adjust the distance between the lifting hook and the rotor, and meanwhile, the rotor body is driven to move outside a shell, and meanwhile, a supporting seat is used for supporting the rotor body to move on a moving chute, and is made of steel materials, so that the supporting seat can bear the weight of the rotor body and avoid the unstable condition of the rotor body during movement, thereby ensuring the safety of the rotor body and an iron core.

Description

Large-scale generator pulls instrument of rotor pull-through

Technical Field

The utility model relates to the technical field of rotor traction, in particular to a large-scale generator drawing-through rotor traction tool.

Background

The generator is mechanical equipment for converting other forms of energy into electric energy, the engine is required to be disassembled and overhauled for a long time to be installed again after the rotor of the generator is used, a nitrile rubber plate and a polytetrafluoroethylene plate are paved at the bottom of a stator bore before the rotor is drawn out by the generator at present, a wooden bracket is installed on the inner side of a rotor side guard ring, the weight of the rotor is concentrated on the wooden bracket, the gap between the rotor and a stator cavity is continuously adjusted, collision between the stator and the rotor can be effectively reduced, and the risk of damaging equipment when the rotor is drawn out is reduced.

When part of the rotor is drawn out, the weight of the rotor is concentrated on the steam side sliding shoes, the polytetrafluoroethylene plates are severely deformed by extrusion, if the polytetrafluoroethylene plates at the wooden brackets or the sliding shoes are stressed and damaged, the iron cores are stressed, and when the rotor or the iron cores are seriously damaged, serious equipment damage accidents are caused, and the false shaft and the rotor are easy to collide.

Disclosure of Invention

The utility model aims to provide a drawing tool for drawing through a rotor of a large-sized generator, which aims to solve the problems that in the background art, as part of rotor weight is concentrated on a steam side sliding shoe after the rotor is drawn out, a polytetrafluoroethylene plate is severely deformed by extrusion, if the polytetrafluoroethylene plate at a wooden bracket or the sliding shoe is damaged by stress, an iron core is stressed, the rotor or the iron core is damaged when serious, serious equipment damage accidents are caused, and collision between a false shaft and the rotor is easy to occur.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the lifting device comprises a base, the mount of the same structure is installed to the top both sides of base, fixed mounting has the horizontal pole between the top crossbeam of mount, logical groove has been seted up to the inside of horizontal pole, the logical groove of U-shaped structure has been seted up to the inside of horizontal pole, the motor is installed on the inside right side of logical groove, the inside transverse connection of logical groove has the threaded rod, the output shaft of motor with threaded rod sliding connection, threaded rod's surface mounting has the thread bush, the thread bush bottom runs through logical groove and be in electric putter is installed to the bottom of thread bush, electric putter's bottom is connected with the lifting hook through the steel cable, the bottom of lifting hook is connected with the haulage rope, the removal spout has been seted up to the top surface of base, the top sliding connection of removal spout has the supporting seat.

Preferably, the fixing frame is of a U-shaped structure and is fixedly arranged on two sides of the base.

Preferably, a bearing seat is fixedly arranged on the surface of the upper part of the base, a shell is arranged above the bearing seat, and a rotor is arranged in an inner cavity of the shell.

Preferably, a bearing sleeve is arranged on the right side surface of the rotor, and a supporting seat is arranged at the bottom of the bearing sleeve.

Preferably, the fixed slot has been seted up at the top center of supporting seat, the rotor is placed the top surface of fixed slot, the mounting groove has been seted up to the bottom both sides of supporting seat, the inside of mounting groove is connected with the gyro wheel through the bearing, the removal spout is installed to the bottom of supporting seat, it is in to remove the spout to set up the top of base, the lug is installed to the top both sides of removing the spout, gyro wheel slidable mounting is in the top of lug.

Compared with the prior art, the utility model has the beneficial effects that: through using the haulage rope to cup joint on the surface of rotor, then start motor drive thread bush removes at the surface of threaded rod to drive the outside motion of rotor body to the shell, in order to conveniently remove the rotor simultaneously, install the supporting seat in the bottom of rotor, the supporting seat drives the rotor through the removal spout of bottom and moves to one side, and the supporting seat uses steel preparation, makes the supporting seat can bear rotor body weight and does not warp, and the iron core is atress, thereby ensures the safety of rotor body and iron core.

Drawings

FIG. 1 is a block diagram of the overall construction of the shaft through rotor traction tool of the present utility model;

FIG. 2 is a schematic view of the interior of the cross bar of the present utility model;

FIG. 3 is a front view of the shaft through rotor traction tool of the present utility model;

FIG. 4 is a block diagram of a bearing seat for a shaft through rotor according to the present utility model;

in the figure: 1 base, 2 mount, 3 horizontal pole, 4 motors, 5 logical groove, 6 threaded rod, 7 thread bush, 8 electric putter, 9 lifting hook, 10 haulage rope, 11 bearing seat, 12 shell, 13 rotors, 14 bearing bush, 15 supporting seat, 16 fixed slot, 17 mounting groove, 18 gyro wheel, 19 removal spout, 20 lug.

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 a large-scale generator drawing-through rotor traction tool, which is characterized in that a traction rope is sleeved on the surface of a rotor, then a motor is started to drive a threaded sleeve to move on the surface of a threaded rod, so that a rotor body is driven to move towards the outside of a shell, meanwhile, in order to facilitate the movement of the rotor, the bottom of the rotor is provided with a support seat, the support seat moves towards one side through a moving chute at the bottom, and the support seat is made of steel, so that the support seat can bear the weight of the rotor body and is not deformed, and an iron core is not stressed, so that the safety of the rotor body and the iron core is ensured;

referring to fig. 1-2, the electric motor comprises a base 1, a fixing frame 2 is installed above the base 1, a cross rod 3 is installed at the top of the fixing frame 2, a through groove 5 is formed in the cross rod 3, meanwhile, a motor 4 is installed at the right end of the inside of the through groove 5, a threaded rod 6 is transversely connected to the inside of the through groove 5, an output shaft of the motor 4 is in sliding connection with the threaded rod 6, a thread bush 7 is arranged on the surface of the threaded rod 6, an electric push rod 8 is connected to the bottom of the thread bush 7, a lifting hook 9 is installed at the bottom of the electric push rod 8 through a steel rope, a traction rope 10 matched with a rotor 13 is arranged at the bottom of the lifting hook 9, and the effect of conveniently driving the rotor 13 to move is achieved by arranging the motor 4, the threaded rod 6, the thread bush 7, the electric push rod 8 and the traction rope 10;

when the electric push rod 8 is started to drive the traction rope 10 to move downwards in use, the traction rope 10 is sleeved at one end of the rotor 13, then the motor 4 is started, the output shaft of the motor 4 drives the threaded rod 6 to rotate, the threaded rod 6 drives the threaded sleeve 7 to move to the right side, the threaded sleeve 7 drives the electric push rod 8 to move to the right side, and the rotor 13 is driven to move through the traction rope 10;

referring to fig. 1 to 3, a bearing seat 11 is installed above a base 1, a housing 12 is installed above the bearing seat 11, and a rotor 13 is disposed in an inner cavity of the housing 12, a bearing sleeve 14 is installed on a right side surface of the rotor 13, a supporting seat 15 is installed at a bottom of the bearing sleeve 14 in order to support the rotor 13 during movement, a fixing groove 16 is formed in a center of a top of the supporting seat 15, then the rotor 13 is installed on an upper surface of the fixing groove 16, meanwhile, for facilitating movement of the supporting seat 15, mounting grooves 17 are formed at two sides of a bottom of the supporting seat 15, rollers 18 are connected inside the mounting grooves 17 through bearings, a moving chute 19 is installed at a bottom of the supporting seat 15 and is formed above the base 1, protruding blocks 20 are installed at two sides of the moving chute 19, and the rollers 18 can move above the protruding blocks 20;

when the electric push rod device is used, firstly, the electric push rod 8 is started to drive the traction rope 10 to move downwards, the traction rope 10 is sleeved at one end of the rotor 13, then the motor 4 is started, the output shaft of the motor 4 drives the threaded rod 6 to rotate, the threaded rod 6 drives the threaded sleeve 7 to move to the right side, the threaded sleeve 7 drives the electric push rod 8 to move to the right side, the rotor 13 is driven to move through the traction rope 10, meanwhile, in order to facilitate moving the rotor 13, the support seat 15 is arranged at the bottom of the rotor 13, the support seat 15 moves to one side through the moving chute 19 at the bottom, the support seat 15 is made of steel, and the support seat 15 can bear the weight of the body of the rotor 13 and is not deformed.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner so long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of brevity and resource saving. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (5)

1. The utility model provides a large-scale generator pulls rotor traction means through which characterized in that: including base (1), mount (2) of the same structure are installed to the top both sides of base (1), fixed mounting has horizontal pole (3) between the top crossbeam of mount (2), logical groove (5) of U-shaped structure have been seted up to the inside of horizontal pole (3), the inside right side fixed mounting of logical groove (5) has motor (4), the inside transverse connection of logical groove (5) has threaded rod (6), the output shaft of motor (4) with threaded rod (6) sliding connection, the surface mounting of threaded rod (6) has thread bush (7), the thread bush (7) bottom runs through logical groove (5) and be in electric putter (8) are installed to the bottom of thread bush (7), electric putter (8) are connected with lifting hook (9) through the steel cable bottom, the bottom of lifting hook (9) is connected with haulage rope (10), removal spout (19) have been seted up on the top surface of base (1), the top sliding connection of removal spout (19) has supporting seat (15).

2. The large generator pull-through rotor traction tool of claim 1 wherein: the fixing frame (2) is of a U-shaped structure and is fixedly arranged on two sides of the base (1).

3. A large generator pull-through rotor traction tool as claimed in claim 2 wherein: the bearing seat (11) is fixedly arranged on the surface of the upper part of the base (1), the shell (12) is arranged above the bearing seat (11), and the rotor (13) is arranged in the inner cavity of the shell (12).

4. A large generator pull-through rotor traction tool according to claim 3, wherein: the right side surface of rotor (13) is installed bearing cover (14), supporting seat (15) is installed to the bottom of bearing cover (14).

5. The large generator pull-through rotor traction tool of claim 4 wherein: fixed slot (16) have been seted up at the top center of supporting seat (15), rotor (13) are placed the top surface of fixed slot (16), mounting groove (17) have been seted up to the bottom both sides of supporting seat (15), the inside of mounting groove (17) is connected with gyro wheel (18) through the bearing, remove spout (19) are installed to the bottom of supporting seat (15), remove spout (19) and set up the top of base (1), lug (20) are installed to the top both sides of removing spout (19), gyro wheel (18) slidable mounting is in the top of lug (20).