CN207939271U - Multistage iron-core-free disc motor for wind power plant - Google Patents
Multistage iron-core-free disc motor for wind power plant Download PDFInfo
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- CN207939271U CN207939271U CN201721523337.6U CN201721523337U CN207939271U CN 207939271 U CN207939271 U CN 207939271U CN 201721523337 U CN201721523337 U CN 201721523337U CN 207939271 U CN207939271 U CN 207939271U
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Abstract
The utility model provides a kind of multistage iron-core-free disc motor for wind power plant.The multistage iron-core-free disc motor for wind power plant includes shell；Second bearing, the second bearing is through the shell；Rotor set, the rotor set include fixed plate and permanent magnet, and the fixed plate is rotatablely connected with the shell, and the permanent magnet is fixed on the fixed plate；First bearing；Stator pack, the stator pack includes the first screw hole, shaft, winding and non-magnetic skeleton, and the shaft is rotatablely connected with the first bearing, and first screw hole is set to the shaft, the non-magnetic skeleton is fixed on the shaft, and the winding is wound in the non-magnetic skeleton；Rear end cap；Sealing ring；Terminal box；Drive end bearing bracket；Connecting shaft；Pedestal.Multistage iron-core-free disc motor provided by the utility model for wind power plant makes electric motor starting be easier.
Description
Technical field
The utility model is related to technical field of wind power generating equipment more particularly to a kind of multistages for wind power plant
Iron-core-free disc motor.
Background technology
With the fast development of society, scientific and technological progress, new energy is widely used in life, work, such as wind-force
Power generation provides clean electric power energy for people, and is determined as the motor of the wind power plant in wind-power electricity generation
The efficiency of wind-power electricity generation, determines that the complexity of wind-power electricity generation, the motor of wind power plant are to convert wind energy into electricity
The mechanical equipment of energy.
And the motor of wind power plant used at present is differed due to rotor slot effect, air and iron core magnetic resistance
It causes, will produce the torque of a cycle fluctuation, therefore electric motor starting can be caused difficult, and operation process is unstable.
Therefore, it is necessary to provide a kind of new above-mentioned skill of multistage iron-core-free disc motor solution for wind power plant
Art problem.
Utility model content
The technical issues of the utility model solves is to provide a kind of quick multistage nothing for being used for wind power plant of startup
Iron core disc type electric machine.
In order to solve the above technical problems, the multistage coreless disc type electricity provided by the utility model for wind power plant
Machine includes：Shell；Second bearing, the second bearing is through the shell；Rotor set, the rotor set include fixed plate and
Permanent magnet, the fixed plate are rotatablely connected with the shell, and the permanent magnet is fixed on the fixed plate；First bearing, it is described
Fixed plate is between the first bearing and the second bearing, and the fixed plate is rotatablely connected with the first bearing；
Stator pack, the stator pack include the first screw hole, shaft, winding and non-magnetic skeleton, and the shaft is forwarded with the first axle
Dynamic connection, first screw hole are set to the shaft, and the non-magnetic skeleton is fixed on the shaft, and the winding is wound in
The non-magnetic skeleton；Rear end cap, the rear end cap is fixed on the shell, and the rear end cap is connected to the shaft；It is close
Seal, the sealing ring are fixed between the rear end cap and the shell；Terminal box, the terminal box are fixed on the rear end
Lid, and the terminal box is electrically connected with the winding；Drive end bearing bracket, the drive end bearing bracket are fixed on the shell；Connecting shaft, it is described
Connecting shaft is connected to the fixed plate, and the connecting shaft is rotatablely connected with the drive end bearing bracket；Pedestal, the pedestal are fixed on institute
State shell.
Preferably, the rear end cap includes end plate, the first groove and the second groove, and the end plate passes through the bolt
Be fixed on the shell, first groove is set to the end plate, first groove of the end plate with described turn
Axis engages, and second groove is set to the end plate.
Preferably, there are three the sealing rings, a sealing ring be fixed on the terminal box and the rear end cap it
Between second groove, a sealing ring is fixed between the shell and the rear end cap, a sealing ring
It is fixed between the shell and the drive end bearing bracket.
Preferably, the shaft engages with first groove.
Preferably, the permanent magnet and the winding are equipped with multiple, and it is described around be mounted on the adjacent permanent magnet it
Between.
Preferably, there are two the first bearing is set, a first bearing be fixed on the fixed plate with it is described outer
Between shell, another described first bearing is fixed between the drive end bearing bracket and the fixed plate.
Preferably, the fixed plate is cirque structure.
Preferably, the winding array is distributed in the outer circumference of the shaft.
Preferably, the permanent magnet array is distributed in the madial wall of the fixed plate.
Preferably, the rotor set is set between the stator pack and the shell.
Compared with the relevant technologies, the multistage iron-core-free disc motor provided by the utility model for wind power plant
It has the advantages that：
The utility model provides a kind of multistage iron-core-free disc motor for wind power plant, and the second bearing is passed through
Be through at the shell, the fixed plate is rotatablely connected through the second bearing, the fixed plate with the shell, it is described forever
Magnet is fixed on the fixed plate, and the first bearing is through the fixed plate, and the fixed plate and the first bearing
Rotation connection, the shaft are rotatablely connected with the first bearing, and the non-magnetic skeleton is fixed on the shaft, the winding
It is wound in the non-magnetic skeleton, the connecting shaft is connected to the fixed plate, and the connecting shaft is rotated with the drive end bearing bracket
Connection, effective solution motor are inconsistent and generate a cycle due to rotor slot effect, air and iron core magnetic resistance
The torque of fluctuation leads to the problem of electric motor starting difficulty, and operation process is unstable, has good social benefit and economic effect
Benefit is suitble to promote the use of.
Description of the drawings
Fig. 1 is a kind of preferable reality of the multistage iron-core-free disc motor provided by the utility model for wind power plant
Apply the structural schematic diagram of example；
Fig. 2 is the attachment structure schematic diagram of stator pack shown in FIG. 1 and rotor set；
Fig. 3 is rear end cover structure schematic diagram shown in FIG. 1.
Figure label：1, sealing ring, 2, terminal box, 3, stator pack, the 31, first screw hole, 32, shaft, 33, winding, 34, non-
Magnetic framework, 4, first bearing, 5, second bearing, 6, bolt, 7, connecting shaft, 8, drive end bearing bracket, 9, rotor set, 91, fixed plate,
92, permanent magnet, 10, shell, 11, pedestal, 12, rear end cap, 121, end plate, the 122, first groove, the 123, second groove.
Specific implementation mode
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Please refer to Fig. 1, Fig. 2 and Fig. 3；Wherein, Fig. 1 is provided by the utility model for the more of wind power plant
A kind of structural schematic diagram of preferred embodiment of grade iron-core-free disc motor；Fig. 2 is the company of stator pack shown in FIG. 1 and rotor set
Connect structural schematic diagram；Fig. 3 is rear end cover structure schematic diagram shown in FIG. 1.Multistage coreless disc type for wind power plant
Motor includes：Shell 10；Second bearing 5, the second bearing 5 is through the shell 10；Rotor set 9, the rotor set 9 are wrapped
Fixed plate 91 and permanent magnet 92 are included, the fixed plate 91 is rotatablely connected with the shell 10, and the permanent magnet 92 is fixed on described
Fixed plate 91；First bearing 4, the fixed plate 91 are and described solid between the first bearing 4 and the second bearing 5
Fixed board 91 is rotatablely connected with the first bearing 4；Stator pack 3, the stator pack 3 include the first screw hole 31, shaft 32, winding 33
With non-magnetic skeleton 34, the shaft 32 is rotatablely connected with the first bearing 4, and first screw hole 31 is set to the shaft
32, the non-magnetic skeleton 34 is fixed on the shaft 32, and the winding 33 is wound in the non-magnetic skeleton 34；Rear end cap
12, the rear end cap 12 is fixed on the shell 10, and the rear end cap 12 is connected to the shaft 32；Sealing ring 1, it is described close
Seal 1 is fixed between the rear end cap 12 and the shell 10；Terminal box 2, the terminal box 2 are fixed on the rear end cap
12, and the terminal box 2 is electrically connected with the winding 33；Drive end bearing bracket 8, the drive end bearing bracket 8 are fixed on the shell 10；Connection
Axis 7, the connecting shaft 7 is connected to the fixed plate 91, and the connecting shaft 7 is rotatablely connected with the drive end bearing bracket 8；Pedestal 11,
The pedestal 11 is fixed on the shell 10.
In order to make structure more stablize, the rear end cap 12 includes end plate 121, the first groove 122 and the second groove
123, the end plate 121 is fixed on the shell 10 by the bolt 6, and first groove 122 is set to the rear end
First groove 122 of plate 121, the end plate 121 engages with the shaft 32, and second groove 123 is set to institute
End plate 121 is stated, the shaft 32 engages with first groove 122.
In order to make device better tightness, there are three the sealing rings 1, and a sealing ring 1 is fixed on the wiring
Second groove 123 between box 2 and the rear end cap 12, a sealing ring 1 be fixed on the shell 10 with it is described
Between rear end cap 12, a sealing ring 1 is fixed between the shell 10 and the drive end bearing bracket 8.
In order to reduce motor volume, the permanent magnet 92 and the winding 33 are equipped with multiple, and the winding 33 is set to
Between the adjacent permanent magnet 92, the fixed plate 91 is cirque structure, and 33 array of the winding is distributed in the shaft
In 32 outer circumference, 92 array of the permanent magnet is distributed in the madial wall of the fixed plate 91.
In order to keep structure more reasonable, there are two the first bearing 4 is set, a first bearing 4 is fixed on described
Between fixed plate 91 and the shell 10, another described first bearing 4 be fixed on the drive end bearing bracket 8 and the fixed plate 91 it
Between.
In order to realize that the rotor set 9 is external, the rotor set 9 is set between the stator pack 3 and the shell 10.
When in use, first by the second bearing 5 through the shell 10, the fixed plate 91 is through described
Two bearings 5, the permanent magnet 92 are fixed on the fixed plate 91, and the first bearing 4 is through the fixed plate 91, described turn
Axis 32 is rotatablely connected with the first bearing 4, and the non-magnetic skeleton 34 is fixed on the shaft 32, and the winding 33 is wound in
Then the rear end cap 12 is fixed on the shell 10 by the non-magnetic skeleton 34 by the bolt 6, the shaft 32 is logical
It crosses the bolt 6 and is fixed on the rear end cap 12, then terminal box 2 is fixed on the rear end cap 12, then again by the front end
Lid 8 is fixed on the shell 10, the fixed plate 91 through the inside of the drive end bearing bracket 8 the second bearing 5, described
One bearing 4 is through the fixed plate 91 of 8 side of the drive end bearing bracket, the institute of the side of the shaft 32 and the drive end bearing bracket 8
The rotation connection of first bearing 4 is stated, the connecting shaft 7 is connected to the fixed plate 91 of one end of the drive end bearing bracket 8, effective to solve
Determined motor due to rotor slot effect, air and iron core magnetic resistance it is inconsistent and generate a cycle fluctuation torque cause
The problem of electric motor starting difficulty, solves that Conventional disc motor volume is larger not to be suitable for wind power plant, conventional motor not
The problem of being installed conducive to blade.
Compared with the relevant technologies, the multistage iron-core-free disc motor provided by the utility model for wind power plant
It has the advantages that：
The utility model provides a kind of multistage iron-core-free disc motor for wind power plant, the second bearing 5
Through the shell 10, the fixed plate 91 is rotated through the second bearing 5, the fixed plate 91 with the shell 10
Connection, the permanent magnet 92 are fixed on the fixed plate 91, and the first bearing 4 is and described solid through the fixed plate 91
Fixed board 91 is rotatablely connected with the first bearing 4, and the shaft 32 is rotatablely connected with the first bearing 4, the non-magnetic bone
Frame 34 is fixed on the shaft 32, and the winding 33 is wound in the non-magnetic skeleton 34, and the connecting shaft 7 is connected to described solid
Fixed board 91, and the connecting shaft 7 and the drive end bearing bracket 8 are rotatablely connected, effective solution motor due to rotor slot effect,
Air and iron core magnetic resistance are inconsistent and leading to the problem of the torque of a cycle fluctuation causes electric motor starting difficult, and operate
Journey is unstable to have good Social benefit and economic benefit, is suitble to promote the use of.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other relevant technical fields, are equally included in the patent within the scope of the utility model.
Claims (10)
1. a kind of multistage iron-core-free disc motor for wind power plant, which is characterized in that including：
Shell；
Second bearing, the second bearing is through the shell；
Rotor set, the rotor set include fixed plate and permanent magnet, and the fixed plate is rotatablely connected with the shell, the permanent magnetism
Ferropexy is in the fixed plate；
First bearing, the fixed plate between the first bearing and the second bearing, and the fixed plate with it is described
First bearing is rotatablely connected；
Stator pack, the stator pack include the first screw hole, shaft, winding and non-magnetic skeleton, the shaft and the first axle
Rotation connection is held, first screw hole is set to the shaft, and the non-magnetic skeleton is fixed on the shaft, and the winding twines
It is around in the non-magnetic skeleton；
Rear end cap, the rear end cap is fixed on the shell, and the rear end cap is connected to the shaft；
Sealing ring, the sealing ring are fixed between the rear end cap and the shell；
Terminal box, the terminal box is fixed on the rear end cap, and the terminal box is electrically connected with the winding；
Drive end bearing bracket, the drive end bearing bracket are fixed on the shell；
Connecting shaft, the connecting shaft is connected to the fixed plate, and the connecting shaft is rotatablely connected with the drive end bearing bracket；
Pedestal, the pedestal are fixed on the shell.
2. the multistage iron-core-free disc motor according to claim 1 for wind power plant, which is characterized in that described
Rear end cap includes end plate, the first groove and the second groove, and the end plate is secured by bolts in the shell, and described first
Groove is set to the end plate, and first groove of the end plate engages with the shaft, the second groove setting
In the end plate.
3. the multistage iron-core-free disc motor according to claim 2 for wind power plant, which is characterized in that described
There are three sealing rings, wherein a sealing ring is fixed between the terminal box and the rear end cap described second recessed
Slot, a sealing ring are fixed between the shell and the rear end cap, and a sealing ring is fixed on the shell
Between the drive end bearing bracket.
4. the multistage iron-core-free disc motor according to claim 2 for wind power plant, which is characterized in that described
Shaft engages with first groove.
5. the multistage iron-core-free disc motor according to claim 1 for wind power plant, which is characterized in that described
Permanent magnet and the winding are equipped with multiple and described around being mounted between the adjacent permanent magnet.
6. the multistage iron-core-free disc motor according to claim 1 for wind power plant, which is characterized in that described
There are two first bearing is set, a first bearing is fixed between the fixed plate and the shell, another described
One bearing is fixed between the drive end bearing bracket and the fixed plate.
7. the multistage iron-core-free disc motor according to claim 1 for wind power plant, which is characterized in that described
Fixed plate is cirque structure.
8. the multistage iron-core-free disc motor according to claim 1 for wind power plant, which is characterized in that described
Winding array is distributed in the outer circumference of the shaft.
9. the multistage iron-core-free disc motor according to claim 1 for wind power plant, which is characterized in that described
Permanent magnet array is distributed in the madial wall of the fixed plate.
10. the multistage iron-core-free disc motor according to claim 1 for wind power plant, which is characterized in that institute
Rotor set is stated to be set between the stator pack and the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721523337.6U CN207939271U (en) | 2017-11-15 | 2017-11-15 | Multistage iron-core-free disc motor for wind power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721523337.6U CN207939271U (en) | 2017-11-15 | 2017-11-15 | Multistage iron-core-free disc motor for wind power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207939271U true CN207939271U (en) | 2018-10-02 |
Family
ID=63645641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721523337.6U Active CN207939271U (en) | 2017-11-15 | 2017-11-15 | Multistage iron-core-free disc motor for wind power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207939271U (en) |
-
2017
- 2017-11-15 CN CN201721523337.6U patent/CN207939271U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 650000 No. S152, 1st floor, Central Licheng, 33 Xichang Road, Xishan District, Kunming City, Yunnan Province Patentee after: Kunming Branch Technology Co. Ltd. Address before: 650000 Zhonghai University, Xuefu Road, Wuhua District, Kunming City, Yunnan Province Patentee before: Kunming Branch Technology Co. Ltd. |
|
| CP02 | Change in the address of a patent holder |