CN216649346U

CN216649346U - External rotor iron core assembly

Info

Publication number: CN216649346U
Application number: CN202220079842.0U
Authority: CN
Inventors: 秦俊琦; 邹楚楠; 高雪源; 吴波; 沈跃钢; 余敦龙; 庄小飞
Original assignee: Changzhou Baojie Chongpian Co ltd
Current assignee: Changzhou Baojie Chongpian Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-05-31
Anticipated expiration: 2032-01-13

Abstract

The utility model discloses an outer rotor iron core assembly, which comprises an outer rotor iron core main body and an inner rotor iron core main body, wherein a plurality of clamping grooves are formed in the outer rotor iron core main body, a plurality of connecting blocks are fixedly arranged on the inner rotor iron core main body and clamped in the clamping grooves, a plurality of buffer plates are arranged in the clamping grooves, the connecting blocks and the buffer plates are connected with the outer rotor iron core main body through locking bolts, an axle hole is formed in the inner rotor iron core main body, a damping layer is arranged on the inner wall of the axle hole, the buffer plates play a certain role of buffering and blocking when being installed and fixed, the phenomenon that scratches occur in a clamping groove due to the fact that the locking bolts are screwed too tightly between the inner rotor iron core main body and the outer rotor iron core main body is avoided, the inner rotor iron core main body is protected, and the connecting blocks and the buffer plates are connected with the outer rotor iron core main body through the locking bolts, be convenient for install fixedly, the buffer layer has certain shock attenuation effect.

Description

External rotor iron core assembly

Technical Field

The utility model relates to the technical field of rotor cores, in particular to an outer rotor core assembly.

Background

Rotor core commonly used is generally all made with the silicon steel sheet, because silicon steel itself is the magnetic substance that magnetic conductivity is very strong, in the circular telegram coil, it can produce great magnetic induction intensity, and current rotor core subassembly is difficult for the installation, has increased people's working strength, and because the interference fit of shaft hole and axis of rotation during the assembly, easily causes the fish tail when the axis of rotation is rotatory, can't satisfy the demand in the in-service use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an outer rotor iron core assembly which is convenient to mount and dismount, and meanwhile, corresponding protection equipment is arranged during the mounting of the iron core assembly to prevent the iron core assembly from being scratched, so that the problems in the background technology are solved.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides an external rotor iron core subassembly, includes external rotor iron core main part and inner rotor iron core main part, a plurality of block grooves have been seted up in the external rotor iron core main part, it is fixed to be equipped with a plurality of connecting blocks in the inner rotor iron core main part, it is a plurality of the connecting block is in block inslot, it is a plurality of be equipped with the buffer board in the block recess, it is a plurality of the connecting block with the buffer board pass through locking bolt with the external rotor iron core main part is connected, be equipped with the shaft hole in the inner rotor iron core main part, the shaft hole inner wall is equipped with the buffer layer.

Preferably, a plurality of first heat dissipation holes are formed in the inner rotor core body.

Through adopting above-mentioned technical scheme, make inner rotor iron core main part have the radiating effect.

Preferably, the outer rotor core body is provided with a plurality of second heat dissipation holes.

Through adopting above-mentioned technical scheme, make outer rotor iron core main part have the radiating effect.

Preferably, the outer rotor iron core main body is provided with a plurality of fixing strips.

By adopting the technical scheme, the bearing capacity of the outer rotor iron core main body is improved, the motor is kept to operate stably, and meanwhile, the noise is also reduced.

Preferably, the outer rotor iron core body is provided with a through hole, and the inner wall of the through hole is provided with a plurality of third heat dissipation holes.

Through adopting above-mentioned technical scheme, the radiating effect of outer rotor iron core main part has been increased.

Preferably, a groove is formed in the buffer plate, an elastic rubber column is arranged in the groove, and a sponge washer is arranged in the buffer plate.

By adopting the technical scheme, the scratch caused by interference assembly of the inner rotor iron core main body and the outer rotor iron core main body is avoided.

Preferably, a plurality of iron core laminations are arranged on the outer wall of the outer rotor iron core main body.

Through adopting above-mentioned technical scheme, the outer rotor iron core main part of being convenient for uses.

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

1. the outer rotor iron core comprises an outer rotor iron core main body and an inner rotor iron core main body, wherein the connecting block and the buffer plate are connected with the outer rotor iron core main body through the locking bolt, so that the outer rotor iron core main body and the inner rotor iron core main body are convenient to install and fix;

2. the inner rotor iron core body and the outer rotor iron core body have heat dissipation effects because the inner rotor iron core body is provided with the first heat dissipation holes and the inner wall of the through hole is provided with the third heat dissipation holes.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

fig. 3 is a schematic cross-sectional structure view of the buffer plate of the present invention.

In the figure: 1. an outer rotor core body; 2. an inner rotor core body; 3. a clamping groove; 4. connecting blocks; 5. a buffer plate; 501. a groove; 502. an elastic rubber column; 503. a sponge washer; 6. locking the bolt; 7. a shaft hole; 8. a shock-absorbing layer; 9. a first heat dissipation hole; 10. a second heat dissipation hole; 11. a fixing strip; 12. a through hole; 13. a third heat dissipation hole; 14. and (4) iron core lamination.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides an external rotor iron core subassembly, includes external rotor iron core main part 1 and inner rotor iron core main part 2, has seted up a plurality of block grooves 3 on the external rotor iron core main part 1, and the fixed a plurality of connecting blocks 4 that are equipped with on the inner rotor iron core main part 2, and a plurality of connecting blocks 4 block are equipped with buffer board 5 in the block groove 3 in a plurality of block recesses 501, and a plurality of connecting blocks 4 are connected with external rotor iron core main part 1 through locking bolt 6 with buffer board 5, are equipped with shaft hole 7 on the inner rotor iron core

main part

2, and 7 inner walls in shaft hole are equipped with buffer layer 8.

Referring to fig. 1, the inner rotor core body 2 has a heat dissipation effect because the inner rotor core body 2 is provided with a plurality of first heat dissipation holes 9.

Referring to fig. 1, the outer rotor core body 1 has a plurality of second heat dissipation holes 10, so that the outer rotor core body 1 has a heat dissipation effect.

Referring to fig. 1, since the outer rotor core body 1 is provided with the plurality of fixing strips 11, the bearing capacity of the outer rotor core body 1 is improved, the motor is kept to operate stably, and meanwhile, the noise is reduced.

Referring to fig. 2, since the outer rotor core body 1 is provided with the through hole 12, and the inner wall of the through hole 12 is provided with the plurality of third heat dissipation holes 13, the heat dissipation effect of the outer rotor core body 1 is increased.

Referring to fig. 3, since the buffer plate 5 is internally provided with a groove 501, the groove 501 is internally provided with an elastic rubber column 502, and the buffer plate 5 is internally provided with a sponge washer 503, scratch caused by interference assembly of the inner rotor core body 2 and the outer rotor core body 1 is avoided.

Referring to fig. 1, since the outer wall of the outer rotor core body 1 is provided with the plurality of core laminations 14, the outer rotor core body 1 is convenient to use.

The structure principle is as follows:

the outer rotor iron core comprises an outer rotor iron core body 1 and an inner rotor iron core body 2, a connecting block 4 and a buffer plate 5 are connected with the outer rotor iron core body 1 through a locking bolt 6, installation and fixation are convenient, the buffer plate 5 plays a certain role in buffering and blocking when being installed and fixed, scratch in a clamping groove caused by too tight screwing of the locking bolt 6 between the inner rotor iron core body 2 and the outer rotor iron core body 1 is avoided, the inner rotor iron core body 2 is protected, a shock absorption layer 8 has a certain shock absorption effect, scratch caused by interference assembly of a rotating shaft and a shaft hole 7 is avoided, and the inner rotor iron core body 2 and the outer rotor iron core body 1 have a heat dissipation effect due to the fact that a plurality of first heat dissipation holes 9 are formed in the inner rotor iron core body 2 and a plurality of third heat dissipation holes 13 are formed in the inner wall of a through hole 12.

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

Claims

1. The utility model provides an outer rotor core subassembly, includes outer rotor core main part (1) and inner rotor core main part (2), its characterized in that: a plurality of clamping grooves (3) are formed in the outer rotor iron core body (1), a plurality of connecting blocks (4) are fixedly arranged on the inner rotor iron core body (2), the connecting blocks (4) are clamped in the clamping grooves (3) and are a plurality of buffer plates (5) and a plurality of buffer plates are arranged in the clamping grooves (3), the connecting blocks (4) are connected with the buffer plates (5) through locking bolts (6) and the outer rotor iron core body (1), shaft holes (7) are formed in the inner rotor iron core body (2), and damping layers (8) are arranged on the inner walls of the shaft holes (7).

2. The outer rotor core assembly of claim 1, wherein: a plurality of first heat dissipation holes (9) are formed in the inner rotor iron core main body (2).

3. The outer rotor core assembly of claim 1, wherein: and a plurality of second heat dissipation holes (10) are formed in the outer rotor iron core body (1).

4. The outer rotor core assembly of claim 1, wherein: the outer rotor iron core main body (1) is provided with a plurality of fixing strips (11).

5. The outer rotor core assembly of claim 1, wherein: the outer rotor iron core body (1) is provided with a through hole (12), and the inner wall of the through hole (12) is provided with a plurality of third heat dissipation holes (13).

6. The outer rotor core assembly of claim 1, wherein: a groove (501) is formed in the buffer plate (5), an elastic rubber column (502) is arranged in the groove (501), and a sponge gasket (503) is arranged in the buffer plate (5).

7. The outer rotor core assembly of claim 1, wherein: the outer rotor iron core main body (1) is provided with a plurality of iron core laminations (14) on the outer wall.