CN218829530U

CN218829530U - Large-scale generator rotor drawing-penetrating device

Info

Publication number: CN218829530U
Application number: CN202223247822.9U
Authority: CN
Inventors: 田照林
Original assignee: Luoyang Nine Heavy Machinery Ltd By Share Ltd
Current assignee: Luoyang Nine Heavy Machinery Ltd By Share Ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-04-07
Anticipated expiration: 2032-12-05

Abstract

The utility model discloses a large-scale generator rotor takes out and wears device, including supporting component, supporting component's upper end demountable installation has the subassembly of wearing to take out, takes out the lower extreme swing joint who wears the subassembly and has the centre gripping subassembly, and supporting component's inside swing joint has spacing subassembly. The utility model discloses a take out subassembly and centre gripping subassembly and mutually support and can take out the wearing to the rotor of multiple specification, still be convenient for simultaneously carry out quick centre gripping to the rotor to in order to improve work efficiency, can carry out spacing fixed to the motor of multiple specification through the spacing subassembly of supporting component cooperation in addition, thereby strengthen the commonality of taking out the device.

Description

Large-scale generator rotor drawing-penetrating device

Technical Field

The utility model relates to a generator overhauls the field, specifically is a large-scale generator rotor takes out and wears device.

Background

The utility model discloses a clasp comprises a plurality of clasp inner liners which can be made of brass, or made of waste coal conveying belt with nylon wire layer, and trimmed into a whole round inner liner according to the perimeter of the shaft diameter of the motor; when the rotor drawing-penetrating device works, the drawing-penetrating work of the high-voltage motor rotors with different shaft diameters can be realized by increasing and decreasing the cut clamping lining, the shaft diameter range of the rotor which can be drawn-penetrating is large, but the drawing-penetrating device also has the following defects in the use process: the drawing-penetrating device realizes drawing-penetrating of the rotors with different sizes through the clamping lining, but the structure consumes time when the rotors are fixed, so that the working efficiency of the structure is influenced;

the high-voltage motor rotor drawing-penetrating device disclosed by the application number of CN201220658828.2 is also an increasingly mature technology, and the bearing pulley is arranged on the high-voltage motor rotor drawing-penetrating device, so that the high-voltage motor rotor drawing-penetrating device is not limited by the area of a factory building when a stator is drawn and penetrated by the high-voltage motor during maintenance; this device is worn to take out by high-voltage motor rotor simple structure, reasonable in design, degree of mechanization is high, and occupation of land space is little, can improve the work efficiency who overhauls greatly ", but this device is worn to take out still has following defect in the use: when the rotor is drawn through, the drawing-through device can only draw through a single type of motor, but the motor with a smaller specification cannot be fixed, so that the drawing-through device is inconvenient to carry out, and certain limitation exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large-scale generator rotor takes out and wears device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a large generator rotor drawing-through device comprises a supporting assembly, wherein a drawing-through assembly is detachably mounted at the upper end of the supporting assembly, the lower end of the drawing-through assembly is movably connected with a clamping assembly, and a limiting assembly is movably connected inside the supporting assembly;

the supporting component comprises a base, a supporting plate is fixedly connected to the upper end of the base, a limiting groove is formed in the upper end of the base, two conjunction grooves are formed in the inner side wall of the limiting groove, first screw holes are formed in the surfaces of the two sides of the base, and an inserting groove and four second screw holes are formed in the top of the supporting plate respectively.

As a preferred scheme of the utility model, take out and wear the subassembly including installing in the inside pneumatic cylinder of inserting groove, the output fixedly connected with output shaft of pneumatic cylinder, the lower extreme fixedly connected with telescopic link of output shaft, the through hole has been seted up to the lower extreme side surface of telescopic link.

As a preferred scheme of the utility model, the side surface fixedly connected with connecting plate of pneumatic cylinder, mounting groove and four third screws, four have been seted up respectively to the upper end of connecting plate the equal threaded connection in inside of third screw and second screw has the third bolt.

As a preferred scheme of the utility model, the centre gripping subassembly is including installing in first splint and the second splint of telescopic link lower extreme, the equal fixed mounting in side surface of first splint and second splint has two mounting plates, two four screws, two have all been seted up on the surface of mounting plate the equal threaded connection in inside of fourth screw has the fourth bolt.

As a preferred scheme of the utility model, the hinge hole has all been seted up to the upper end of first splint and second splint, the equal fixed mounting in inside both ends of hinge hole has articulated pipe, two rotate between the articulated pipe and be connected with the articulated shaft, the equal fixed mounting in both ends of articulated shaft has the grafting axle, the grafting axle rotates the inside of connecting at the articulated pipe, the articulated shaft activity is pegged graft in the inside of through hole.

As the utility model discloses a preferred scheme, spacing subassembly is including installing in two limiting plates of agreeing with inslot portion, two the equal fixed mounting in surface of limiting plate has the bearing, the inside of bearing is fixed to be pegged graft there is the screw rod, screw rod threaded connection is in the inside of first screw, the inside activity of screw rod is pegged graft there is the octagonal bar, the one end fixedly connected with riser of octagonal bar, the upper end fixedly connected with handle of riser.

As an optimized scheme of the utility model, the blind hole has been seted up on the surface of limiting plate, bearing fixed mounting is in the inside of blind hole.

As an optimized proposal of the utility model, the octagonal hole is opened at one end of the screw rod, and the movable insertion of the octagonal rod is in the octagonal hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses can fix the rotor fast through simple operation, thereby can improve work efficiency, when taking out the rotor and wearing, at first rotate first splint and second splint with the articulated shaft as the center and make first splint and second splint shape open, start the pneumatic cylinder afterwards and take first splint and second splint to descend, when contacting the rotor, merge first splint and second splint, connect fourth bolt screw thread inside the fourth screw afterwards so that first splint and second splint press from both sides the rotor tightly, start the pneumatic cylinder and take the telescopic link to shorten and can accomplish the work of taking out and wearing of rotor, when taking out and wearing to the rotor of big specification simultaneously, can take out and wear to the rotor of big specification through adjusting the angle size that first splint and second splint formed, can improve work efficiency through above operation, be favorable to using widely;

2. the utility model discloses can also carry out the rotor to the motor of multiple specification simultaneously and take out and wear the work, when the size of motor agrees with mutually with the spacing groove, can directly take out and wear the work, when the diameter of motor is less than the spacing groove, handle through manual rotation base both sides, can make two limiting plates remove and contact with the motor of little specification to the center of spacing groove simultaneously under the cooperation of screw rod and first screw, thereby can carry out the centre gripping spacing to it, avoid the motor to be taken by the pneumatic cylinder and rise when taking out and wear, can take out and wear the motor of multiple specification through above structure, thereby the commonality of device is taken out in the reinforcing.

Drawings

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

FIG. 2 is a schematic structural view of the support assembly of the present invention;

FIG. 3 is an exploded view of the drawing-through assembly of the present invention;

FIG. 4 is an exploded view of the clamping assembly of the present invention;

fig. 5 is an exploded view of the structure of the limiting component of the present invention.

In the figure: 1. a support assembly; 11. a base; 12. a support plate; 13. a limiting groove; 14. fitting the groove; 15. a first screw hole; 16. inserting grooves; 17. a second screw hole; 2. a pull-through assembly; 21. a hydraulic cylinder; 22. an output shaft; 23. a telescopic rod; 24. a through hole; 211. a connecting plate; 212. mounting grooves; 213. a third screw hole; 214. a third bolt; 3. a clamping assembly; 31. a first splint; 32. a second splint; 33. a fastening tab; 34. a fourth screw hole; 35. a fourth bolt; 311. a hinge hole; 312. a hinged tube; 313. hinging a shaft; 314. a plug shaft; 4. a limiting component; 41. a limiting plate; 42. a bearing; 43. a screw; 44. an octagonal bar; 45. a vertical plate; 46. a grip; 411. blind holes; 431. and (4) forming an octagonal hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a large generator rotor drawing-through device comprises a supporting assembly 1, wherein a drawing-through assembly 2 is detachably mounted at the upper end of the supporting assembly 1, the lower end of the drawing-through assembly 2 is movably connected with a clamping assembly 3, and the inside of the supporting assembly 1 is movably connected with a limiting assembly 4;

supporting component 1 includes base 11, and base 11's upper end fixedly connected with backup pad 12, and spacing groove 13 has been seted up to base 11's upper end, and two agree with groove 14 have been seted up to spacing groove 13's inside wall, and first screw 15 has all been seted up on base 11's both sides surface, and inserting groove 16 and four second screw 17 have been seted up respectively at backup pad 12's top.

Specifically, can carry out the rotor to the motor of multiple specification through supporting component 1 cooperation spacing subassembly 4 and take out the work of wearing to the device is taken out in the reinforcing commonality, can take out the rotor of multiple specification through taking out 2 cooperation clamping component 3 of wearing, is convenient for carry out the centre gripping to the rotor fast simultaneously, thereby improves work efficiency, can fix the motor through spacing groove 13, avoids the motor to remove when taking out and wearing.

In this embodiment: the drawing-penetrating component 2 comprises a hydraulic cylinder 21 installed inside the inserting groove 16, an output end 22 of the hydraulic cylinder 21 is fixedly connected with an output shaft, a telescopic rod 23 is fixedly connected with the lower end of the output shaft 22, and a through hole 24 is formed in the side surface of the lower end of the telescopic rod 23.

Specifically, the hydraulic cylinder 21 is started to drive the telescopic rod 23 to descend so as to drive the clamping component 3 to clamp the rotor, then the hydraulic cylinder 21 is started to ascend so as to complete the drawing-through work of the rotor, and the through hole 24 is used for connecting the clamping component 3.

In this embodiment: the side surface of the hydraulic cylinder 21 is fixedly connected with a connecting plate 211, the upper end of the connecting plate 211 is respectively provided with a mounting groove 212 and four third screw holes 213, and the insides of the four third screw holes 213 and the second screw hole 17 are all in threaded connection with a third bolt 214.

Specifically, the third bolt 214 is screwed into the second screw hole 17 and the third screw hole 213, whereby the connecting plate 211 and the support plate 12 can be fixed to each other, and the hydraulic cylinder 21 can be fixed to each other.

In this embodiment: centre gripping subassembly 3 is including installing in first splint 31 and the second splint 32 of the 23 lower extreme of telescopic link, and the equal fixed mounting in side surface of first splint 31 and second splint 32 has two mounting plates 33, and two fourth screw 34 have all been seted up on the surface of two mounting plates 33, and the equal threaded connection in inside of two fourth screw 34 has fourth bolt 35.

Specifically, when clamping the rotor, the rotor of large size can be clamped by connecting the first clamping plate 31 and the second clamping plate 32, and then screwing the fourth bolt 35 inside the fourth screw hole 34, so that the rotor can be clamped by the first clamping plate 31 and the second clamping plate 32, and the rotor of large size can be clamped by adjusting the angle between the first clamping plate 31 and the second clamping plate 32.

In this embodiment: hinge hole 311 has all been seted up to the upper end of first splint 31 and second splint 32, and the equal fixed mounting in inside both ends of hinge hole 311 has articulated pipe 312, rotates between two articulated pipes 312 and is connected with articulated shaft 313, and the equal fixed mounting in both ends of articulated shaft 313 has plug shaft 314, and plug shaft 314 rotates the inside of connecting at articulated pipe 312, and articulated shaft 313 activity is pegged graft in the inside of through hole 24.

Specifically, the insertion shaft 314 is inserted into the hinge pipe 312, so that the first clamping plate 31 and the second clamping plate 32 can be controlled to be opened at any angle, so as to facilitate the drawing-through operation of a rotor with a larger size.

In this embodiment: the limiting component 4 comprises two limiting plates 41 arranged inside two conjunction grooves 14, bearings 42 are fixedly arranged on the surfaces of the two limiting plates 41, a screw 43 is fixedly inserted inside the bearings 42, the screw 43 is connected inside the first screw hole 15 in a threaded mode, an octagonal rod 44 is inserted inside the screw 43 in a movable mode, one end of the octagonal rod 44 is fixedly connected with a vertical plate 45, and the upper end of the vertical plate 45 is fixedly connected with a handle 46.

Specifically, when a motor of a smaller size is fixed, the grip 46 is manually turned, and the two stopper plates 41 are controlled by the screw 43 and the first screw hole 15 to move toward the center of the stopper groove 13 and contact the motor, so that the motor can be clamped.

In this embodiment: the surface of the limit plate 41 is provided with a blind hole 411, and the bearing 42 is fixedly installed inside the blind hole 411.

Specifically, through installing bearing 42 in blind hole 411 to can make screw 43 can not drive limiting plate 41 and rotate when rotating, thereby can control limiting plate 41 and remove and carry out the centre gripping to the motor.

In this embodiment: one end of the screw 43 is provided with an octagonal hole 431, and the octagonal rod 44 is movably inserted into the octagonal hole 431.

The working principle is as follows: when using, the utility model discloses when carrying out the rotor to the motor and drawing out and wear, if the size of motor agrees with limiting groove 13 mutually, can install the motor through limiting groove 13, start hydraulic cylinder 21 afterwards and take telescopic link 23 to descend, control first splint 31 and second splint 32 afterwards and use articulated shaft 313 to open as the center, merge first splint 31 and second splint 32 when contacting the rotor, then with fourth bolt 35 threaded connection inside fourth screw 34 make first splint 31 and second splint 32 press from both sides the rotor tightly, start hydraulic cylinder 21 afterwards and take telescopic link 23 to contract and can accomplish the work of drawing out and wearing to the rotor of motor, when fixing the motor of less specification, place the motor inside limiting groove 13, manual rotation handle 46, can make two limiting plate 41 remove to the center of limiting groove 13 simultaneously and contact the side surface of motor under screw 43 and the first screw 15 mutually support, thereby carry out the centre gripping to the motor of less specification, and then accomplish the centre gripping to the motor of less specification, can accomplish the work of drawing out and wearing to the rotor through above operation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A large-scale generator rotor drawing-through device comprises a supporting component (1), and is characterized in that: the upper end of the supporting component (1) is detachably provided with a drawing-through component (2), the lower end of the drawing-through component (2) is movably connected with a clamping component (3), and the inside of the supporting component (1) is movably connected with a limiting component (4);

the supporting component (1) comprises a base (11), a supporting plate (12) is fixedly connected to the upper end of the base (11), a limiting groove (13) is formed in the upper end of the base (11), two conjunction grooves (14) are formed in the inner side wall of the limiting groove (13), first screw holes (15) are formed in the surfaces of the two sides of the base (11), and an insertion groove (16) and four second screw holes (17) are formed in the top of the supporting plate (12) respectively.

2. A large generator rotor extraction device according to claim 1, characterized in that: the drawing-penetrating component (2) comprises a hydraulic cylinder (21) arranged inside the inserting groove (16), an output end of the hydraulic cylinder (21) is fixedly connected with an output shaft (22), a telescopic rod (23) is fixedly connected to the lower end of the output shaft (22), and a through hole (24) is formed in the side surface of the lower end of the telescopic rod (23).

3. A large generator rotor extraction device according to claim 2, characterized in that: the side surface of hydraulic cylinder (21) is fixedly connected with connecting plate (211), mounting groove (212) and four third screw holes (213) have been seted up respectively to the upper end of connecting plate (211), four the equal threaded connection in inside of third screw hole (213) and second screw hole (17) has third bolt (214).

4. A large generator rotor extraction device according to claim 2, characterized in that: centre gripping subassembly (3) are including installing in first splint (31) and second splint (32) of telescopic link (23) lower extreme, the equal fixed mounting in side surface of first splint (31) and second splint (32) has two fastening plate (33), two four screw (34), two have all been seted up on the surface of fastening plate (33) the equal threaded connection in inside of fourth screw (34) has fourth bolt (35).

5. A large generator rotor draw-through apparatus according to claim 4, wherein: hinge hole (311) have all been seted up to the upper end of first splint (31) and second splint (32), the equal fixed mounting in inside both ends of hinge hole (311) has articulated pipe (312), two it is connected with articulated shaft (313) to rotate between articulated pipe (312), the equal fixed mounting in both ends of articulated shaft (313) has plug shaft (314), plug shaft (314) rotate to be connected in the inside of articulated pipe (312), articulated shaft (313) activity is pegged graft in the inside of through hole (24).

6. A large generator rotor extraction device according to claim 1, characterized in that: spacing subassembly (4) are including installing in two limiting plate (41) of two agreeing with groove (14) insides, two the equal fixed mounting in surface of limiting plate (41) has bearing (42), the inside fixed grafting of bearing (42) has screw rod (43), screw rod (43) threaded connection is in the inside of first screw (15), the inside activity grafting of screw rod (43) has octagonal bar (44), the one end fixedly connected with riser (45) of octagonal bar (44), the upper end fixedly connected with handle (46) of riser (45).

7. A large generator rotor draw-through apparatus according to claim 6, wherein: the surface of the limiting plate (41) is provided with a blind hole (411), and the bearing (42) is fixedly installed inside the blind hole (411).

8. A large generator rotor draw-through apparatus according to claim 6, wherein: one end of the screw rod (43) is provided with an octagonal hole (431), and the octagonal rod (44) is movably inserted into the octagonal hole (431).