CN218194592U

CN218194592U - Aerogenerator directly drives stator rotor grinding device

Info

Publication number: CN218194592U
Application number: CN202220638067.8U
Authority: CN
Inventors: 杨淑兰; 罗少煊
Original assignee: Hubei Shared Steel Plate Processing Co ltd
Current assignee: Hubei Shared Steel Plate Processing Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2023-01-03
Anticipated expiration: 2032-03-22

Abstract

The utility model relates to a aerogenerator technical field specifically is an aerogenerator directly drives stator and rotor grinding device, include: the polishing device is characterized in that a movable screw rod is arranged at the centrosymmetric position of the upper surface of the polishing device, and the movable screw rod is rotationally fixed on the upper end surface of the polishing device through a bearing; the cleaning lantern ring is of a hollow annular structure, and is sleeved on the outer surface of the movable screw rod; the lubricating oil storage box is fixedly arranged on the side wall of one side of the connecting plate and is positioned right below the movable screw rod; the beneficial effects are that: when the movable screw rod rotates, the fixed block sleeved on the surface of the movable screw rod moves along the movable screw rod, in the moving process, the two groups of cleaning lantern rings clean the surface of the movable screw rod, the lubricating oil storage box arranged on the side wall of the connecting plate moves along the surface of the movable screw rod under the driving of the fixed block, and in the moving process, the lubricating oil absorption cotton arranged on the upper surface of the lubricating oil storage box lubricates the surface of the movable screw rod.

Description

Aerogenerator directly drives stator and rotor grinding device

Technical Field

The utility model relates to a aerogenerator technical field specifically is an aerogenerator directly drives stator and rotor grinding device.

Background

The direct-drive wind driven generator is a generator directly driven by wind power, also called a gearless wind driven generator, the generator adopts a mode that a multipolar motor is directly connected with an impeller to drive, a traditional part of a gear box is omitted, and the gear box belongs to a part which is easy to overload and has higher premature failure rate in a megawatt wind driven generator, so the direct-drive wind driven generator without the gear box has the advantages of high efficiency, low noise, long service life, reduced unit volume, reduced operation and maintenance cost and the like when the wind speed is low;

the stator is a static part of the direct-drive generator, the stator consists of a stator core, a stator winding and a machine base, the stator mainly functions to generate a rotating magnetic field, and the rotor mainly functions to be cut by magnetic lines of force in the rotating magnetic field to generate output current;

in the in-process at motor stator rotor processing, need polish the processing of polishing to the motor stator rotor helicoid after the processing, with the roughness that reaches regulation technical requirement, some grinding device that have now use the lead screw to drive grinding device and remove, thereby make more comprehensive of polishing, nevertheless at the in-process of polishing, the powder of polishing down can float in the air, then few part probably can the adhesion on the lead screw surface, in long-time use, the powder is piled up on the lead screw surface, it is no longer smooth to cause the lead screw, when the lead screw cover that uses with the lead screw cooperation slides, can be drawn into the lead screw cover inside with the dust, cause the inside condition that damages that appears of lead screw cover, influence lead screw life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a aerogenerator directly drives stator and rotor grinding device to solve the easy adhesion of the powder that grinding device who provides in the above-mentioned background art polished and got off on the lead screw surface, the lead screw is no longer smooth, causes the problem that the lead screw damaged.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a aerogenerator directly drives stator and rotor grinding device, aerogenerator directly drives stator and rotor grinding device includes:

the polishing device is characterized in that a movable screw rod is arranged at the centrosymmetric position of the upper surface of the polishing device, and the movable screw rod is rotationally fixed on the upper end surface of the polishing device through a bearing;

the cleaning lantern ring is of a hollow annular structure and is sleeved on the outer surface of the movable screw rod;

the lubricating oil storage box is fixedly arranged on the side wall of one side of the connecting plate and is located right below the movable screw rod.

Preferably, the one end fixedly connected with driving motor who removes the lead screw and passes through driving motor rotation setting at grinding device's up end, and removes the lead screw and keep away from driving motor's one end and pass through the bearing and rotate the lateral wall that sets up at grinding device, removes the lead screw and has seted up the groove of stepping down on the surface of being connected with grinding device lateral wall rotation, the size and the clean lantern ring phase-match in groove of stepping down.

Preferably, the outer surface cover of removal lead screw is equipped with the fixed block, the inside of fixed block be provided with remove lead screw surface screw thread assorted internal thread, the fixed block will remove along removing the lead screw, and the lower terminal surface fixedly connected with connecting plate of fixed block, the connecting plate passes through the fixed block and slides in grinding device's inside.

Preferably, the grinding machine is fixedly arranged at the central symmetrical position of the end face of one end, far away from the fixed block, of the connecting plate.

Preferably, the inner wall of the cleaning lantern ring is fixedly provided with bristles, one end, away from the inner wall of the cleaning lantern ring, of the bristles is clung to the outer surface of the movable screw rod, a supporting rod is fixedly arranged on one side of the cleaning lantern ring, and one end, away from the cleaning lantern ring, of the supporting rod is fixedly arranged on the side wall of the fixing block.

Preferably, four groups of the support rods are symmetrically distributed by taking the cleaning lantern rings as centers, two groups of the cleaning lantern rings are arranged, and two groups of the cleaning lantern rings are symmetrically distributed by taking the fixing blocks as centers.

Preferably, the joint groove has been seted up to lubricated oil storage box's upper surface central symmetry position, and the joint groove is the arc structure, and the inside in joint groove is fixed to be pegged graft and is had lubricated oil absorption cotton, and the cotton size of lubricated oil absorption and joint groove phase-match, and the surface of removal lead screw is hugged closely to the cotton inner wall of lubricated oil absorption.

Preferably, the cotton tip of keeping away from the removal lead screw of lubricated oil absorption is pegged graft in the inside that leads to the groove, leads to the cotton bottom phase-match of size and the lubricated oil absorption that leads to the groove, leads to the groove and sets up the central symmetry position in joint groove, and leads to the groove and be connected with the inside of lubricated oil storage box.

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

the utility model provides a pair of aerogenerator directly drives stator and rotor grinding device, when removing the lead screw and rotate, the cover is established and will be removed along removing the lead screw at the fixed block that removes the lead screw surface, at the removal in-process, two sets of clean lantern rings will be cleaned the surface that removes the lead screw, set up simultaneously and will remove along the surface that removes the lead screw under the drive of fixed block at the lubricated oil storage box of connecting plate lateral wall, remove the in-process, the lubricated oil absorption cotton of setting at lubricated oil storage box upper surface will carry out lubricated processing to the surface that removes the lead screw.

Drawings

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

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 2;

fig. 4 is the structure schematic diagram of the lubricating oil storage box of the present invention.

In the figure: grinding device 1, polisher 2, connecting plate 3, removal lead screw 4, driving motor 5, clean lantern ring 6, branch 7, lubricated oil storage box 8, fixed block 9, the groove of stepping down 10, joint groove 11, lubricated oil absorption cotton 12, lead to groove 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 to 4, the present invention provides a technical solution: the utility model provides a aerogenerator directly drives stator and rotor grinding device, aerogenerator directly drives stator and rotor grinding device and includes:

the polishing device comprises a polishing device 1, wherein a movable screw rod 4 is arranged at the central symmetrical position of the upper surface of the polishing device 1, the movable screw rod 4 is rotatably fixed on the upper end surface of the polishing device 1 through a bearing, one end of the movable screw rod 4 is fixedly connected with a driving motor 5, the movable screw rod 4 is rotatably arranged on the upper end surface of the polishing device 1 through the driving motor 5, one end of the movable screw rod 4, which is far away from the driving motor 5, is rotatably arranged on the side wall of the polishing device 1 through the bearing, a abdicating groove 10 is formed in the surface of the movable screw rod 4, which is rotatably connected with the side wall of the polishing device 1, the size of the abdicating groove 10 is matched with a cleaning sleeve ring 6, a fixed block 9 is sleeved on the outer surface of the movable screw rod 4, an internal thread matched with the external thread of the movable screw rod 4 is arranged inside the fixed block 9, the fixed block 9 moves along the movable screw rod 4, a connecting plate 3 is fixedly connected with the lower end surface of the fixed block 9, and the connecting plate 3 slides inside the polishing device 1 through the fixed block 9;

the cleaning device comprises a cleaning lantern ring 6, the cleaning lantern ring 6 is of a hollow annular structure, the cleaning lantern ring 6 is sleeved on the outer surface of a movable screw rod 4, a polisher 2 is fixedly arranged at the central symmetrical position of the end face of one end, away from a fixed block 9, of a connecting plate 3, bristles are fixedly arranged on the inner wall of the cleaning lantern ring 6, one end, away from the inner wall of the cleaning lantern ring 6, of each bristle is tightly attached to the outer surface of the movable screw rod 4, a supporting rod 7 is fixedly arranged on one side of the cleaning lantern ring 6, one end, away from the cleaning lantern ring 6, of each supporting rod 7 is fixedly arranged on the side wall of the fixed block 9, four groups of the supporting rods 7 are arranged, the four groups of the supporting rods 7 are symmetrically distributed by taking the cleaning lantern ring 6 as the center, the cleaning lantern ring 6 is provided with two groups, and the two groups of the cleaning lantern rings 6 are symmetrically distributed by taking the fixed block 9 as the center;

lubricated oil storage box 8, the fixed one side lateral wall that sets up at connecting plate 3 of lubricated oil storage box 8, lubricated oil storage box 8 is located and removes lead screw 4 under, joint groove 11 has been seted up to the upper surface central symmetry position of lubricated oil storage box 8, joint groove 11 is the arc structure, the inside of joint groove 11 is fixed to be pegged graft and is had lubricated oil absorption cotton 12, the size and the 11 phase-matches in joint groove of lubricated oil absorption cotton 12, and the surface that removes lead screw 4 is hugged closely to the inner wall of lubricated oil absorption cotton 12, the tip that removes lead screw 4 is kept away from to lubricated oil absorption cotton 12 is pegged graft in the inside that leads to groove 13, lead to the size and the lubricated oil absorption cotton 12 bottom phase-matches of groove 13, lead to groove 13 and set up the central symmetry position at joint groove 11, and lead to groove 13 and be connected with the inside of lubricated oil storage box 8.

The working principle is as follows: during the in-service use, directly drive the stator and rotor with aerogenerator and place under polisher 2, then start polisher 2, polisher 2 drives the piece rotation of polishing, thereby directly drive the stator and rotor to aerogenerator and polish, when removing lead screw 4 and rotate, the cover is established and will be removed along removing lead screw 4 at the fixed block 9 that removes lead screw 4 surface, at the removal in-process, two sets of clean lantern rings 6 will be cleaned the surface of removing lead screw 4, set up simultaneously and will remove along the surface of removing lead screw 4 under the drive of fixed block 9 at the lubricated oil storage box 8 of connecting plate 3 lateral walls, remove the in-process, the lubricated oil absorption cotton 12 that sets up at lubricated oil storage box 8 upper surface will carry out lubricated processing to the surface of removing lead screw 4.

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. The utility model provides a aerogenerator directly drives stator-rotor grinding device which characterized in that: aerogenerator directly drives stator rotor grinding device includes:

the polishing device comprises a polishing device (1), wherein a movable screw rod (4) is arranged at the centrosymmetric position of the upper surface of the polishing device (1), and the movable screw rod (4) is rotationally fixed on the upper end surface of the polishing device (1) through a bearing;

the cleaning sleeve ring (6), the cleaning sleeve ring (6) is of a hollow annular structure, and the cleaning sleeve ring (6) is sleeved on the outer surface of the movable screw rod (4);

lubricated oil storage box (8), lubricated oil storage box (8) are fixed to be set up in one side lateral wall of connecting plate (3), and lubricated oil storage box (8) are located and move lead screw (4) under.

2. The grinding device for the direct drive stator and the direct drive rotor of the wind driven generator as claimed in claim 1, wherein: remove one end fixedly connected with driving motor (5) of lead screw (4), remove lead screw (4) and rotate through driving motor (5) and set up the up end at grinding device (1), and remove lead screw (4) and keep away from the one end of driving motor (5) and pass through the bearing and rotate the lateral wall that sets up at grinding device (1), remove lead screw (4) and grinding device (1) lateral wall and rotate the surface of being connected and seted up groove of stepping down (10), the size and the clean lantern ring (6) phase-match in groove of stepping down (10).

3. The grinding device for the direct-drive stator and rotor of the wind driven generator as claimed in claim 2, wherein: the outer surface cover that removes lead screw (4) is equipped with fixed block (9), and the inside of fixed block (9) is provided with and removes lead screw (4) surface screw thread assorted internal thread, and fixed block (9) will remove along removing lead screw (4), and the lower terminal surface fixedly connected with connecting plate (3) of fixed block (9), and connecting plate (3) are passed through fixed block (9) and are slided in the inside of grinding device (1).

4. The grinding device for the direct drive stator and the direct drive rotor of the wind driven generator as claimed in claim 3, wherein: the grinding machine (2) is fixedly arranged at the position of the end face of one end, far away from the fixing block (9), of the connecting plate (3) in a central symmetry mode.

5. The grinding device for the direct drive stator and the direct drive rotor of the wind driven generator as claimed in claim 1, wherein: the inner wall of the cleaning sleeve ring (6) is fixedly provided with bristles, one end, far away from the inner wall of the cleaning sleeve ring (6), of the bristles is tightly attached to the outer surface of the movable screw rod (4), one side of the cleaning sleeve ring (6) is fixedly provided with a supporting rod (7), and one end, far away from the cleaning sleeve ring (6), of the supporting rod (7) is fixedly arranged on the side wall of the fixing block (9).

6. The grinding device for the direct drive stator and the direct drive rotor of the wind driven generator as claimed in claim 5, wherein: the supporting rods (7) are provided with four groups, the four groups of supporting rods (7) are symmetrically distributed by taking the cleaning lantern rings (6) as centers, the cleaning lantern rings (6) are provided with two groups, and the two groups of cleaning lantern rings (6) are symmetrically distributed by taking the fixed blocks (9) as centers.

7. The grinding device for the direct drive stator and the direct drive rotor of the wind driven generator as claimed in claim 1, wherein: the upper surface central symmetry position of lubricated oil storage box (8) has seted up joint groove (11), and joint groove (11) are the arc structure, and the inside of joint groove (11) is fixed to be pegged graft and has lubricated oil absorption cotton (12), the size and the joint groove (11) phase-match of lubricated oil absorption cotton (12), and the surface of removal lead screw (4) is hugged closely to the inner wall of lubricated oil absorption cotton (12).

8. The grinding device for the direct-drive stator and rotor of the wind driven generator as claimed in claim 7, wherein: lubricated oil absorption cotton (12) are kept away from the tip of removing lead screw (4) and are pegged graft in the inside that leads to groove (13), lead to the size of groove (13) and lubricated oil absorption cotton (12) bottom phase-match, lead to groove (13) and set up the central symmetry position in joint groove (11), and lead to the inside that groove (13) and lubricated oil storage box (8) are connected.