CN218783697U

CN218783697U - Rotor drawing device

Info

Publication number: CN218783697U
Application number: CN202223252348.9U
Authority: CN
Inventors: 叶全; 叶江篷; 张言玲
Original assignee: Yantai Lipeng Electrical Equipment Installation Engineering Co ltd
Current assignee: Yantai Lipeng Electrical Equipment Installation Engineering Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-03-31
Anticipated expiration: 2032-12-02

Abstract

The utility model relates to a take out rotor technical field, and disclose a take out rotor device, including the turning arm, the turning arm is the shaft-like for "U" shape that both ends differ in length, turning arm stock one end circumference outside sliding connection has the sliding sleeve, and turning arm quarter butt one end is provided with mounting flange, and mounting flange keeps away from turning arm one side and is provided with fixture mechanism, and fixture mechanism includes the connecting rod, and it is fixed with mounting flange that the connecting rod passes through flange joint, it is provided with fixed cover one that the connecting rod is kept away from mounting flange one side, and is the three linking arm of circumference array distribution fixedly connected with between the fixed cover circumference outside and the connecting rod circumference outside, the utility model discloses, through the fixed cover two that set up, wedge chock plug, wedge draw-in groove, make fixture mechanism more stable to motor output shaft's clamping effect, prevent to take out rotor in-process centre gripping unstability and produce and drop.

Description

Rotor drawing device

Technical Field

The utility model relates to a take out rotor technical field, especially relate to a take out rotor device.

Background

The motor rotor is a rotating part in the motor. The motor consists of a rotor and a stator, and is a conversion device for realizing electric energy and mechanical energy and electric energy. The motor rotor is divided into a motor rotor and a generator rotor, when the motor is overhauled, the heavy rotor needs to be pulled out from a cavity of the stator, and the rotor is pushed after overhauled, because the rotor has large mass, and the gap between the stator and the rotor is small, the stator and the rotor are easy to rub and damage each other, the pulling out or the loading of the rotor from or into the stator is a delicate work, the rotor and the stator rub each other slightly carelessly, the slot wedge of the iron core is damaged, and the end winding of the stator exposed out of the iron core is damaged by collision.

The common rotor device of taking out among the prior art adopts a turning arm mechanism to assist usually, turning arm one end is fixed with anchor clamps, with the anchor clamps centre gripping motor shaft one end outside during taking out the rotor, then connect hoisting machine at the turning arm other end and construct and take out the rotor, nevertheless the anchor clamps structure of its centre gripping pivot of present rotor device of taking out is comparatively simple, and most motor shaft is comparatively smooth to lead to taking out the rotor in-process and probably produce the unstable phenomenon that produces and drop of centre gripping, produce the damage to the motor very easily.

To this end, we propose a rotor extracting device.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a take out rotor device.

In order to realize the above-mentioned purpose, the utility model discloses a following technical scheme, a take out rotor device includes the turning arm, the turning arm is for "U" shape shaft-like that both ends length differs, turning arm stock one end circumference outside sliding connection has the sliding sleeve, and turning arm quarter butt one end is provided with mounting flange, and mounting flange keeps away from turning arm one side and is provided with anchor clamps mechanism, and anchor clamps mechanism includes the connecting rod, and it is fixed with mounting flange that the connecting rod passes through flange joint, the connecting rod is kept away from mounting flange one side and is provided with fixed cover one, and is the three linking arm of circumference array distribution fixedly connected with between the fixed cover circumference outside and the connecting rod circumference outside.

Preferably, the clamp mechanism is provided with a motor on one side far away from the mounting flange, the motor comprises a stator and a rotor, a motor output shaft is arranged at the center of the rotor, and the fixing sleeve is sleeved on the outer side of the circumference of one end of the motor output shaft.

Preferably, a wedge-shaped clamping groove is formed in the circumferential inner wall of one end, close to the mounting flange, of the first fixing sleeve, the inner diameter of the wedge-shaped clamping groove is gradually increased on one side, close to the mounting flange, in the radial direction, and a protection pad is fixedly mounted between the circumferential inner walls of one end, far away from the mounting flange, of the first fixing sleeve.

Preferably, the position of the outer side of the circumference of the motor output shaft, which is located on one side of the first fixing sleeve, which is close to the mounting flange, is provided with a second fixing sleeve, one end of the second fixing sleeve, which is close to the first fixing sleeve, is circumferentially distributed and fixedly connected with three wedge-shaped plugging pieces, one end of the wedge-shaped plugging pieces, which is far away from the second fixing sleeve, is plugged into the space between the inner walls of the wedge-shaped clamping grooves, and the outer diameter of the wedge-shaped plugging pieces is gradually reduced towards one side of the first fixing sleeve, which is close to the mounting flange.

Preferably, three through holes are formed in the inner wall and the outer wall of the second fixing sleeve in a circumferential array mode, second fastening bolts are arranged between the inner walls of the three through holes, and the second fastening bolts are in threaded connection with the inner walls of the through holes.

Preferably, the wedge-shaped plugging pieces are uniformly distributed at intervals between the inner walls of the circumference of the wedge-shaped plugging piece and provided with anti-skidding grooves, and the wedge-shaped plugging pieces and the protection pad are both made of rubber materials.

Preferably, the hook is fixedly connected to one side of the circumferential outer wall of the sliding sleeve, three threaded holes are formed in the circumferential array distribution between the inner wall and the outer wall of the sliding sleeve, fastening bolts I are arranged on the inner wall of the three threaded holes in a penetrating mode, and the fastening bolts I are installed in threaded connection with the inner wall of the threaded holes.

Advantageous effects

The utility model provides a take out rotor device. The method has the following beneficial effects:

(1) This take out rotor device, fixed cover two through setting up, the wedge chock plug, the wedge draw-in groove, when the device uses, fix cover one and fixed cover two in motor output shaft one side outer wall, and fill in the wedge chock plug between the wedge draw-in groove inner wall, then it is fixed with fixed cover two to rotate fastening bolt two, hang the couple on hoist device, then the mobile device, take the rotor out, take the in-process out, fixed cover two are close to earlier on, thereby hug closely motor output shaft through wedge structure extrusion wedge chock plug, and spacing fixed cover one, thereby make anchor clamps mechanism more stable to motor output shaft's centre gripping effect, prevent to take out rotor in-process centre gripping unstability and produce and drop.

(2) This take out rotor device through sliding sleeve, fastening bolt one that set up, according to the position of the comprehensive regulation sliding sleeve such as motor model and anchor clamps weight of dismouting to ensure that the sliding sleeve is in the vertical position of focus, thereby guarantee to take out the rotor after, the device wholly can not take place to squint by a wide margin, has avoided the rotor to take out the unstable production of back focus and has rocked and cause the incident.

(3) This take out rotor device through the mounting flange that sets up, makes the device can change corresponding fixture mechanism according to electric motor rotor model size, and convenient and fast has improved the device practicality.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a sectional view of the mounting structure of the present invention;

fig. 3 is an enlarged view of a point a in fig. 2 according to the present invention;

fig. 4 is a schematic view of the second mechanism of the fixing sleeve of the present invention.

Illustration of the drawings:

1. a crank arm; 2. a sliding sleeve; 3. fastening a first bolt; 4. hooking; 5. a connecting rod; 6. installing a flange; 7. a connecting arm; 8. fixing a sleeve I; 9. fixing a sleeve II; 10. a stator; 11. a rotor; 12. an output shaft of the motor; 13. a protective pad; 14. a wedge-shaped plug sheet; 15. an anti-slip groove; 16. a wedge-shaped clamping groove; 17. and fastening a second bolt.

Detailed Description

The first embodiment is as follows: the utility model provides a take out rotor device, as shown in fig. 1, including turning arm 1, turning arm 1 is that both ends differ in length "U" shape is shaft-like, 1 stock one end circumference outside sliding connection of turning arm has sliding

sleeve

2, 1 quarter butt one end of turning arm is provided with

mounting flange

6, 1 one side of turning arm is kept away from to mounting flange 6 is provided with anchor clamps mechanism, anchor clamps mechanism includes connecting rod 5, connecting rod 5 is fixed with mounting flange 6 through flange joint, 6 one side of mounting flange is kept away from to connecting rod 5 is provided with fixed cover 8, and be the three linking arm 7 of circumference array distribution fixedly connected with between the 5 circumference outsides of fixed cover 8 circumference outsides and connecting rod.

As shown in figures 2 and 3, the side, far away from the mounting flange 6, of the fixture mechanism is provided with a motor, the motor comprises a stator 10 and a rotor 11, the central position of the rotor 11 is provided with a motor output shaft 12, and a first fixing sleeve 8 is sleeved outside the circumference of one end of the motor output shaft 12.

The utility model discloses a theory of operation: through the mounting flange 6 that sets up, make the device can change corresponding fixture mechanism according to electric motor rotor model size, convenient and fast has improved the device practicality.

The second embodiment:

as shown in fig. 2, a wedge-shaped clamping groove 16 is formed in the circumferential inner wall of one end, close to the mounting flange 6, of the first fixing sleeve 8, the inner diameter of the wedge-shaped clamping groove 16 is gradually increased towards one side, close to the mounting flange 6, and a protection pad 13 is fixedly mounted between the circumferential inner walls of one end, far away from the mounting flange 6, of the first fixing sleeve 8. The outer side of the circumference of the motor output shaft 12 is provided with a second fixing sleeve 9 at a position on one side, close to the mounting flange 6, of the first fixing sleeve 8, one end, close to the first fixing sleeve 8, of the second fixing sleeve 9 is fixedly connected with three wedge-shaped plugging pieces 14 in a circumferential array distribution mode, one end, far away from the second fixing sleeve 9, of each wedge-shaped plugging piece 14 is plugged into the space between the inner walls of the wedge-shaped clamping grooves 16, and the outer diameter of each wedge-shaped plugging piece 14 is gradually reduced towards one side, close to the first fixing sleeve 8.

As shown in fig. 4, three through holes are circumferentially distributed between the inner wall and the outer wall of the second fixing sleeve 9, and a second fastening bolt 17 is arranged between the inner walls of the three through holes. Even interval distribution has seted up anti-skidding groove 15 between 14 circumference inner walls of wedge chock block, and wedge chock block 14 and protection pad 13 all adopt the rubber material to make, and its effect lies in, improves and takes out rotor in-process clamping stability, prevents that the centre gripping unstability from leading to droing and produce the damage to the rotor.

The utility model discloses a theory of operation: when the device uses, overlap fixed cover 8 and fixed cover two 9 in motor output shaft 12 one side outer wall, and fill in wedge chock plate 14 between the 16 inner walls of wedge draw-in groove, then it is fixed with fixed cover two 9 to rotate fastening bolt two 17, hang couple 4 on hoist device, then mobile device, take rotor 11 out, take the in-process out, fixed cover 8 is close to fixed cover two 9, thereby hug closely motor output shaft 12 through wedge structure extrusion wedge chock plate 14, and it is spacing to fixed cover 8, thereby it is more stable to make anchor clamps mechanism to motor output shaft 12's centre gripping effect, prevent to take out rotor in-process centre gripping unstability and produce and drop.

Example three:

as shown in figure 1, one side position fixedly connected with couple 4 of sliding sleeve 2 circumference outer wall, be the circumference array between sliding sleeve 2 the inner and outer wall and seted up three screw hole, pass three screw hole inner wall and all be provided with fastening bolt 3, its effect lies in, has avoided the rotor to take out the back focus unstability to produce and rock and cause the incident.

The utility model discloses a theory of operation: the position of the sliding sleeve 2 is comprehensively adjusted according to the motor model, the clamp weight and the like of the dismounting, so that the sliding sleeve 2 is ensured to be positioned at the gravity center vertical position, the device can not shift greatly after the rotor is taken out, and the safety accident caused by the shaking of the unstable gravity center after the rotor is taken out is avoided.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A rotor drawing device comprises a crank arm (1), and is characterized in that: turning arm (1) is that both ends differ in length "U" shape is shaft-like, turning arm (1) stock one end circumference outside sliding connection has sliding sleeve (2), and turning arm (1) quarter butt one end is provided with mounting flange (6), and mounting flange (6) are kept away from turning arm (1) one side and are provided with anchor clamps mechanism, and anchor clamps mechanism includes connecting rod (5), and connecting rod (5) are fixed through flange joint and mounting flange (6), connecting rod (5) are kept away from mounting flange (6) one side and are fixed cover (8), and are three linking arm (7) of circumference array distribution fixedly connected with between the fixed cover (8) circumference outside and connecting rod (5) circumference outside.

2. The extraction rotor apparatus of claim 1, wherein: anchor clamps mechanism keeps away from mounting flange (6) one side and is provided with the motor, and the motor includes stator (10) and rotor (11), and rotor (11) central point puts the department and is provided with motor output shaft (12), fixed cover (8) overlap in the motor output shaft (12) one end circumference outside.

3. The extraction rotor apparatus of claim 2, wherein: fixed cover one (8) are close to mounting flange (6) one end circumference inner wall and have been seted up wedge draw-in groove (16), and wedge draw-in groove (16) internal diameter is crescent near mounting flange (6) one side, and fixed cover one (8) keep away from between mounting flange (6) one end circumference inner wall fixed mounting have protection pad (13).

4. The rotor assembly of claim 3, wherein: the utility model discloses a wedge-shaped plugging piece, including motor output shaft (12), fixed cover two (9) are provided with to the circumference outside is located fixed cover one (8) and is close to mounting flange (6) one side position department, fixed cover two (9) are close to fixed cover one (8) one end and are three wedge-shaped plugging piece (14) of circumference array distribution fixedly connected with, and wedge-shaped plugging piece (14) keep away from fixed cover two (9) one end and fill in between wedge-shaped draw-in groove (16) inner wall, and wedge-shaped plugging piece (14) outer diameter is to be close to fixed cover one (8) one side and reduces gradually.

5. The rotor assembly of claim 4, wherein: three through holes are formed in the inner wall and the outer wall of the second fixing sleeve (9) in a circumferential array mode, and fastening bolts (17) are arranged between the inner walls of the three through holes.

6. The extraction rotor apparatus of claim 5, wherein: antiskid grooves (15) are formed in the circumferential inner walls of the wedge-shaped plugging pieces (14) at even intervals, and the wedge-shaped plugging pieces (14) and the protective pad (13) are both made of rubber materials.

7. The extraction rotor apparatus of claim 1, wherein: one side position fixedly connected with couple (4) of sliding sleeve (2) circumference outer wall is the circumference array distribution between sliding sleeve (2) the inside and outside wall and has seted up three screw hole, passes three screw hole inner wall and all is provided with fastening bolt (3).