CN218449807U

CN218449807U - Supporting tool for maintaining wind driven generator rotor

Info

Publication number: CN218449807U
Application number: CN202221735120.2U
Authority: CN
Inventors: 常嘉; 葛鎣; 李刚; 王万隆; 贾慧超; 王海旭
Original assignee: Huaneng International Power Development Co Jilin Tongyu Wind Power Branch; Zhenlai Wind Power Plant of Huaneng Jilin Power Generation Co Ltd
Current assignee: Huaneng International Power Development Co Jilin Tongyu Wind Power Branch; Zhenlai Wind Power Plant of Huaneng Jilin Power Generation Co Ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2023-02-03
Anticipated expiration: 2032-07-05

Abstract

The utility model discloses a support frock for aerogenerator rotor maintenance, including the bottom plate, the top of bottom plate is provided with stop gear, fixture and lifting mechanism, and fixture includes cylinder, delivery rod, second limiting plate and telescopic link, and delivery rod fixed connection is in the output of cylinder, and second limiting plate fixed connection is in the outside of delivery rod, and the telescopic link sets up in the opposite side of second limiting plate. The utility model discloses a set up stop gear, can effectively arrange aerogenerator's rotor in its inboard, be convenient for carry on spacingly and place, through setting up clamping mechanism and lifting mechanism, can effectively press from both sides the rotor tightly fixed, conveniently carry out angular adjustment and carry out subsequent maintenance work to the rotor, lifting mechanism can effectively carry out the lifting to a take the altitude with the rotor for the rotor breaks away from ground and conveniently rotates and subsequent maintenance.

Description

Supporting tool for maintaining wind driven generator rotor

Technical Field

The utility model relates to a aerogenerator rotor field, in particular to a support frock for maintenance of aerogenerator rotor.

Background

The generator rotor is the rotating part of the generator, mainly by the conductive rotor winding, the iron core and rotor shaft extension of magnetic conduction, the retaining ring, centre ring and fan etc. constitute, it is the conversion equipment who is used for realizing mechanical energy and electric energy in the generator, when carrying out the rotor maintenance, need raise the support with the rotor, maintenance personal need rotate the rotor, conveniently accomplish maintenance work, because the volume and the quality of rotor are great, it is very difficult at the in-process of transport, also inconvenient to rotate it simultaneously, cause maintenance work's inconvenience.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a support frock for aerogenerator rotor maintenance to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a supporting tool for maintaining a wind driven generator rotor comprises a bottom plate, wherein a limiting mechanism, a clamping mechanism and a lifting mechanism are arranged at the top end of the bottom plate;

the clamping mechanism comprises an air cylinder, an output rod, a second limiting plate and a telescopic rod, the output rod is fixedly connected to the output end of the air cylinder, the second limiting plate is fixedly connected to the outer side of the output rod, and the telescopic rod is arranged on the other side of the second limiting plate.

Preferably, the limiting mechanism comprises first limiting plates, the first limiting plates are symmetrically and fixedly connected to the top end of the bottom plate, and a limiting groove is formed between the two first limiting plates.

Preferably, the inner side of the first limiting plate is provided with a through hole and a vertical groove, and the vertical groove is formed in one side of the through hole.

Preferably, the lifting mechanism comprises a vertical rod and a connecting rod, the connecting rod is arranged on one side of the vertical rod, and the air cylinder is fixedly connected to one end of the connecting rod.

Preferably, the inboard fixedly connected with driving motor of pole setting, driving motor's output fixedly connected with lead screw, the outside threaded connection of lead screw has the thread bush, one side fixedly connected with slider of thread bush, slider sliding connection is in the inboard of pole setting, slider fixed connection is in the other end of connecting rod.

Preferably, the inner side of the output rod is fixedly connected with a fixing plate, one side of the fixing plate is fixedly connected with two springs, and the other ends of the springs are fixedly connected to one side of the telescopic rod.

The utility model discloses a technological effect and advantage:

(1) The utility model discloses a set up stop gear, can effectively arrange aerogenerator's rotor in its inboard, be convenient for carry on spacing and place, through setting up clamping mechanism and lifting mechanism, can effectively press from both sides the rotor and press from both sides tightly fixed, conveniently carry out angular adjustment and carry out subsequent maintenance work to the rotor, lifting mechanism can effectively carry out the lifting to a take the altitude with the rotor for the rotor breaks away from ground and conveniently rotates and subsequent maintenance;

(2) The utility model discloses an at the inboard fixedly connected with fixed plate of output pole, the one end fixedly connected with spring of fixed plate, the other end fixedly connected with telescopic link of spring, when using, the inboard of rotor centre ring is arranged in to the telescopic link, and the telescopic link of both sides extrudees each other and makes first limiting plate can be near the both sides in the rotor, effectively carries out spacing work to the rotor, has improved the fixed stability of rotor.

Drawings

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

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic view of the internal structure of the middle vertical rod of the present invention.

Fig. 4 is a schematic diagram of the internal structure of the middle output shaft of the present invention.

In the figure: the device comprises a bottom plate 1, a first limiting plate 2, a through hole 3, a vertical groove 4, a vertical rod 5, a connecting rod 6, a cylinder 7, an output rod 8, a second limiting plate 9, an expansion rod 10, a driving motor 11, a screw rod 12, a thread sleeve 13, a sliding block 14, a fixing plate 15 and a spring 16.

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 efforts all belong to the protection scope of the present invention.

The utility model provides a supporting tool for maintaining a rotor of a wind driven generator, which is shown in figures 1-4 and comprises a bottom plate 1, wherein four corners of the bottom end of the bottom plate 1 are fixedly connected with support legs, the bottom ends of the support legs are fixedly connected with rubber pads, the stability of the bottom plate 1 in use can be effectively improved, and the top end of the bottom plate 1 is provided with a limiting mechanism, a clamping mechanism and a lifting mechanism;

the clamping mechanism comprises an air cylinder 7, an output rod 8, a second limiting plate 9 and a telescopic rod 10, the output rod 8 is fixedly connected to the output end of the air cylinder 7, the second limiting plate 9 is fixedly connected to the outer side of the output rod 8, the telescopic rod 10 is arranged on the other side of the second limiting plate 9, the two sides of the top end of the bottom plate 1 are respectively provided with the clamping mechanism, the air cylinder 7 drives the output rod 8 to move, the clamping mechanisms on the two sides move in the same direction to drive the output rods 8 to mutually approach, the telescopic rods 10 on the two ends are respectively arranged on the inner sides of through holes of the engine rotor, the second limiting plate 9 is arranged on the outer side of the engine rotor to limit, and the engine rotor is effectively clamped;

the limiting mechanism comprises first limiting plates 2, the first limiting plates 2 are provided with two limiting grooves which are symmetrically and fixedly connected to the top end of the bottom plate 1, a limiting groove is formed between the two first limiting plates 2, the size of the limiting groove is the same as that of an engine rotor, the limiting groove is convenient to place on the inner side of the limiting groove, the bottom end of the limiting groove is provided with a cambered surface, the rotor is convenient to limit, subsequent clamping and lifting work is convenient to perform, and subsequent maintenance work is convenient to perform;

the through hole 3 and the vertical groove 4 are arranged on the inner side of the first limiting plate 2, the vertical groove 4 is arranged on one side of the through hole 3, the inner diameter of the through hole 3 is smaller than the outer diameter of the second limiting plate 9, so that the second limiting plate 9 can smoothly pass through the through hole 3, subsequent clamping work is facilitated, the through hole 3 is arranged at the same position as the through hole of the engine rotor, the engine rotor can be conveniently clamped through the through hole 3, after the engine rotor is clamped through the clamping mechanism, the engine rotor can be moved out of the first limiting plate 2 from the vertical groove 4 to perform subsequent maintenance work, the vertical groove 4 is the same as the output rod 8 in size, and the output rod 8 can slide on the inner side of the vertical groove 4;

the lifting mechanism comprises a vertical rod 5 and a connecting rod 6, the connecting rod 6 is arranged on one side of the vertical rod 5, the air cylinder 7 is fixedly connected to one end of the connecting rod 6, after the clamping mechanism clamps the engine rotor, the engine rotor slides out to the outer side of the first limiting plate 2 through the vertical rod 5 and along the vertical groove 4, and the engine rotor is effectively lifted through the arranged lifting mechanism and lifted to a certain height for subsequent overhaul work of the engine rotor;

the inner side of the upright rod 5 is fixedly connected with a driving motor 11, the output end of the driving motor 11 is fixedly connected with a screw rod 12, the outer side of the screw rod 12 is in threaded connection with a threaded sleeve 13, one side of the threaded sleeve 13 is fixedly connected with a sliding block 14, the sliding block 14 is connected to the inner side of the upright rod 5 in a sliding manner, the sliding block 14 is fixedly connected to the other end of the connecting rod 6, one side of the upright rod 5 is provided with a through hole which is convenient for electrically connecting the driving motor 11 with the outside, the screw rod 12 is driven to rotate through the arrangement of the driving motor 11, so that the threaded sleeve 13 can rotate on the outer side of the screw rod 12, the sliding block 14 is fixedly connected to the outer side of the threaded sleeve 13, the sliding block 14 is connected to the inner side of a sliding groove in the upright rod 5 in a sliding manner, and drives the connecting rod 6 to move up and down;

output rod 8's inboard fixedly connected with fixed plate 15, two springs 16 of one side fixedly connected with of fixed plate 15, spring 16's the other end fixed connection in one side of telescopic link 10, when the telescopic link 10 of both sides lets in the through-hole of engine rotor inboard, the telescopic link 10 of both sides extrudees each other, make telescopic link 10 telescope in output rod 8's inboard, make second limiting plate 9 set up and carry on spacingly in the outside of engine rotor to engine rotor, the external diameter of second limiting plate 9 is greater than the inboard of engine rotor through-hole.

The utility model discloses the theory of operation: during the use, through being provided with the spacing groove between two first limiting plates 2, the size of spacing groove is the same with the size of engine rotor, conveniently put it into the inboard in spacing groove, be convenient for carry on subsequent clamp and lifting work, be convenient for carry on subsequent maintenance work, clamping mechanism through both sides setting, cylinder 7 drives the motion of output rod 8, the fixture of both sides moves towards the syntropy, it is close to each other to drive output rod 8, the telescopic link 10 at both ends all sets up in the inboard of engine rotor through-hole, second limiting plate 9 sets up in the outside of engine rotor and carries out spacing, effectively press from both sides tight work to engine rotor, after pressing from both sides tightly, through pole setting 5 and along erecting groove 4 with engine rotor roll-off to the outside of first limiting plate 2, through the setting of driving motor 11, drive lead screw 12 and rotate, make thread bush 13 can rotate in the outside of lead screw 12, slider 14 fixed connection is in the outside of thread bush 13, slider 14 sliding connection is in the inboard of the inboard spout of pole setting 5, effectively to engine rotor lifting, raise a take place subsequent maintenance work of engine rotor to a take place.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A supporting tool for maintaining a wind driven generator rotor comprises a bottom plate (1), and is characterized in that a limiting mechanism, a clamping mechanism and a lifting mechanism are arranged at the top end of the bottom plate (1);

fixture includes cylinder (7), output pole (8), second limiting plate (9) and telescopic link (10), output pole (8) fixed connection is in the output of cylinder (7), second limiting plate (9) fixed connection is in the outside of output pole (8), telescopic link (10) set up in the opposite side of second limiting plate (9).

2. The supporting tool for maintaining the rotor of the wind driven generator according to claim 1, wherein the limiting mechanism comprises a first limiting plate (2), the first limiting plate (2) is provided with two top ends which are symmetrically and fixedly connected to the bottom plate (1), and a limiting groove is formed between the two first limiting plates (2).

3. The supporting tool for repairing the rotor of the wind driven generator according to claim 2, wherein the inner side of the first limiting plate (2) is provided with a through hole (3) and a vertical groove (4), and the vertical groove (4) is arranged on one side of the through hole (3).

4. A support tool for repairing a rotor of a wind turbine according to claim 1, wherein the lifting mechanism comprises a vertical rod (5) and a connecting rod (6), the connecting rod (6) is arranged at one side of the vertical rod (5), and the air cylinder (7) is fixedly connected to one end of the connecting rod (6).

5. The supporting tool for maintaining the rotor of the wind driven generator according to claim 4, wherein a driving motor (11) is fixedly connected to the inner side of the vertical rod (5), a lead screw (12) is fixedly connected to the output end of the driving motor (11), a threaded sleeve (13) is in threaded connection with the outer side of the lead screw (12), a sliding block (14) is fixedly connected to one side of the threaded sleeve (13), the sliding block (14) is in sliding connection with the inner side of the vertical rod (5), and the sliding block (14) is fixedly connected to the other end of the connecting rod (6).

6. The supporting tool for repairing the rotor of the wind driven generator according to claim 1, wherein a fixing plate (15) is fixedly connected to the inner side of the output rod (8), two springs (16) are fixedly connected to one side of the fixing plate (15), and the other ends of the springs (16) are fixedly connected to one side of the telescopic rod (10).