CN207625414U - A kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor - Google Patents
A kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor Download PDFInfo
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- CN207625414U CN207625414U CN201721017880.9U CN201721017880U CN207625414U CN 207625414 U CN207625414 U CN 207625414U CN 201721017880 U CN201721017880 U CN 201721017880U CN 207625414 U CN207625414 U CN 207625414U
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Abstract
The utility model discloses a kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motors, including stator disc, rotor disk, permanent magnet and axis, the axis upper edge radial symmetric is equipped with stator disc one and stator disc two, it is equipped with center roller disk among the stator disc one and stator disc two, it is connect with outside rotors disk at the top of the center roller disk, it is arranged at least two permanent magnets between outside rotors disk both sides inner wall and corresponding stator disc, the permanent magnet side is connect with outside rotors disk inner wall respectively, and the other side is separated by an axial direction with corresponding stator disc;The motor of the utility model development, motor weight is small, efficient, with small vibration, noise is low;It is compact-sized, it is suitble to some to require more special application scenario, particularly suitable for wind-force, hydroelectric generation and wind-light complementary system, and this motor can regard generator use or be used as motor.
Description
Technical field
The utility model is related to a kind of motor, in particular to a kind of Halbach types array permanent magnetism disc type iron core-free hollow shafts
Motor.
Background technology
Disc type permanent magnet synchronous electric motor has been developed in recent years a kind of New-type electric machine, but is in disc type permanent magnet synchronous electric motor
The magnetic resistance for reducing magnetic circuit, selects the silicon steel sheet stack of high magnetic permeability to be pressed into iron core, the presence of iron core frequently can lead to much ask
Topic, such as:For motor quality because remaining high there are iron core, iron core weight accounts for about 60% or so of motor gross mass, and
It is bulky;The presence of iron core can cause eddy-current loss and magnetic hystersis loss, these losses account for 20% or more of motor total losses, drop
The low efficiency of motor:In addition, for armature winding to be embedded to having for tooth socket motor in iron core slot, in motor operation
When, slot effect will make the torque of motor generate pulsation, the effect of when reducing motor steady-state operation.Volume is eventually led to
Greatly, the problems such as weight is big, loss is big, vibrations noise is big.
Utility model content
In order to solve the above technical problems, technical solution provided by the utility model is:A kind of Halbach types array permanent magnetism disk
Formula iron-core-free hollow shaft motor, including rotor disk, coil and axis one, the axis one are equipped with coil one, one both sides of the coil
It is arranged with bearing one and bearing two, one outside of the bearing and rotor disk one connect, two outside of the bearing and rotor disk two
Connection, the rotor disk one is connected with rotor disk two constitutes a closed magnetic room one, the rotor disk one, coil one and rotor
Disk two is separated by an axial direction;
The rotor disk one includes axle portion one and disk portion one, and one inside of the disk portion is equipped with magnet one, the rotor
Disk two includes axle portion two and disk portion two, and two inside of the disk portion is equipped with magnet two, the magnet one, coil one and magnet two
It is separated by an axial direction;
The magnet one is alternately arranged the permanent magnet for being arranged to Halbach type arrays successively by several respectively with magnet two
It constitutes.
As an improvement, the coil one is set in magnetic room one.
As an improvement, the axle portion one of the rotor disk one and the axle portion two of rotor disk two are equipped with belt pulley, it is described
Disk portion one and two outside of disk portion are equipped with blade structure.
On the other hand the utility model provides a kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor installation side
Case, including stator disc, telophragma, coil and axis, the axis both sides are equipped with bearing three and bearing four, radially spaced on the axis
It is correspondingly provided with coil two and coil three, magnet four, four top of the magnet and T-shape are equipped between the coil two and coil three
The bottom external part connection of telophragma, telophragma both sides external part is connected with rotor disk three and rotor disk four respectively constitutes one
A closed magnetic room two, the rotor disk three include shaft end three and disk end three, and the shaft end three is connect with three outside of bearing, institute
It states three inside of disk end and is equipped with magnet three, the rotor disk four includes shaft end four and disk end four, the shaft end four and bearing four
Outside connects, and four inside of the disk end is equipped with magnet five;
The magnet three, magnet four and magnet five are alternately arranged by several successively respectively is arranged to Halbach type arrays
Permanent magnet constitute.
As an improvement, the magnet three, coil two and magnet four are separated by an axial direction, the magnet four, coil three and magnet
Five are separated by an axial direction, and equity is placed in motor, constitute bilateral gap structure.
As an improvement, the shaft end three of the rotor disk three and the shaft end four of rotor disk four are equipped with belt pulley, the disk
End three and four outside of disk end are equipped with blade structure.
After using the above structure, the utility model has the following advantages that:
1, iron-core less motor is made without silicon steel sheet for the motor of the utility model development, and not only motor weight can be big
Amplitude declines, efficiency also can be improved, and vibrate, noise substantially reduces and compact-sized.
2, since the motor is with the series of advantages such as no torque ripple, light-weight, efficient, some requirements is suitble to compare
Special application scenario, particularly suitable for wind-force, hydroelectric generation and wind-light complementary system.
3, since rotor does not have iron core that slot effect is not present, it can start in gentle breeze, more improve
The using effect of the motor.
4, the motor of the utility model development can both regard generator and use, and can also regard motor and use.
Description of the drawings
Fig. 1 is the Halbach type array permanent magnetism disc type iron core-free hollow shaft motors that the utility model first embodiment provides
Sectional view.
Fig. 2 is the Halbach type array permanent magnetism disc type iron core-free hollow shaft motors that the utility model second embodiment provides
Sectional view.
Fig. 3 is the utility model Halbach type array permanent magnetism disc type iron core-free hollow shaft motor radial section magnetic directions
Schematic diagram.
Fig. 4 is the utility model Halbach type array permanent magnetism disc type iron core-free hollow shaft motor axial cross section magnetic directions
Schematic diagram.
Specific implementation mode
In conjunction with attached drawing 1, a kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor, including rotor disk, coil and
Axis 1, the axis 1 are equipped with coil 1, and one 5 both sides of the coil are arranged with bearing 1 and bearing 27, the axis
It holds one 6 outsides and rotor disk 1 connects, 27 outside of the bearing and rotor disk 22 connect, the rotor disk 1 and rotor disk
22, which are connected, constitutes a closed magnetic room 1, and the rotor disk 1, coil 1 and rotor disk 22 are separated by an axial direction;
The rotor disk 1 includes being equipped with magnet 1 on the inside of one 1a of axle portion and disk portion one 1b, one 1b of disk portion,
The rotor disk 22 includes being equipped with magnet 24, the magnet on the inside of two 2a of axle portion and disk portion two 2b, two 2b of disk portion
One 3, coil 1 and magnet 24 are separated by an axial direction;
The magnet 1 is alternately arranged the permanent magnetism for being arranged to Halbach type arrays successively by several respectively with magnet 24
Body is constituted.
As the present embodiment preferred embodiment, the coil 1 is set in magnetic room 1.
As the present embodiment preferred embodiment, the axle portion of axle portion one 1a and rotor disk 22 of the rotor disk 1
Two 2a are equipped with belt pulley, and blade structure is equipped on the outside of one 1b of disk portion and disk portion two (2b).
In conjunction with Fig. 2, a kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor, including stator disc, telophragma,
Coil and axis, it is characterised in that:15 both sides of the axis are equipped with bearing 3 18 and bearing 4 19, radially spaced right on the axis 15
It should be equipped with coil 2 16 and coil 3 17, magnet 4 13 is equipped between the coil 2 16 and coil 3 17, the magnet four pushes up
Portion is connect with the bottom external part of T-shape telophragma 11,11 both sides external part of the telophragma respectively with rotor disk 39 and rotor
Disk 4 10, which is connected, constitutes a closed magnetic room 2 20, and the rotor disk 39 includes three 9b of three 9a of shaft end and disk end, the axis
It holds three 9a to be connect with 3 18 outside of bearing, magnet 3 12 is equipped on the inside of three 9b of disk end, the rotor disk 4 10 includes axis
It holds four 10a and disk end four 10b, four 10a of the shaft end to be connect with 4 19 outside of bearing, is equipped on the inside of four 10b of disk end
Magnet 5 14;
The magnet 3 12, magnet 4 13 and magnet 5 14 are alternately arranged by several are arranged to Halbach respectively successively
The permanent magnet of type array is constituted.
As the present embodiment preferred embodiment, the magnet 3 12, coil 2 16 and magnet 4 13 phase in an axial direction
Every the magnet 4 13, coil 3 17 and magnet 5 14 are separated by an axial direction, and equity is placed in motor, constitute bilateral air gap
Structure.
As the present embodiment preferred embodiment, the axis of shaft end three 9a and rotor disk 4 10 of the rotor disk 39
It holds four 10a to be equipped with belt pulley, blade structure is equipped on the outside of three 9b of disk end and four 10b of disk end.
In the specific implementation, permanent magnet is alternately arranged successively is arranged to Halbach type arrays, Halbach to the utility model
Type permanent magnet array can obtain preferable magnetic field space, and Halbach type permanent magnet arrays both sides magnetic field intensity is different, can subtract
Few motor flux leakage improves air gap flux density.A kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft of the utility model development
Motor can regard generator use or be used as motor.
In conjunction with Fig. 1, when as generator in use, magnet 1 and magnet 24 generate closed magnetic field, the axle portion of rotor disk 1
Two 2a of axle portion of one 1a and rotor disk 22 drives rotor disk 1 and rotor disk 22 to rotate as axis, i.e. magnetic field rotating, the axis of motor
One 8 is fixed, and coil 1 is connect with axis 1, fixed, the continuous cutting magnetic induction line in the magnetic field of rotation, generates electricity
Kinetic potential, coil 1 form closed circuit, output current with external.
When as motor in use, coil 1, which connects, external commutation circuit and generates magnetic field, when magnet 1 and magnet
When 24 magnetic fields that generate are opposite with its direction, will produce magnetic repulsion, can drive rotor disk 1 and rotor disk 22 rotate,
When coil 1 and parallel and in the same direction magnet 1 and magnet 24 magnetic direction generated, magnetic repulsion at this time is minimum, commutation electricity
Road changes the electric current in coil 1, and magnetic repulsion increases after commutation, continues to press on rotor disk 1 and rotor disk 22 rotates,
Rotor disk 1 and rotor disk 22 constantly export power by one 1a of axle portion and two 2a of axle portion.
In conjunction with Fig. 2, in use, magnet 3 12, magnet 4 13 and magnet 5 14 generate closed magnetic field, turn when as generator
Three 9a of axle portion of sub-disk 39 and four 10a of axle portion of rotor disk 4 10 drives rotor disk 39 and rotor disk 4 10 to rotate as axis,
That is the axis 2 15 of magnetic field rotating, motor is fixed, and coil 2 16, coil 3 17 are connect with axis 2 15, fixed, are being revolved
Continuous cutting magnetic induction line in the magnetic field turned, generates electromotive force, and coil 2 16, coil 3 17 form closed circuit, output with external
Electric current.
When as motor in use, coil 2 16, coil 3 17 connect external commutation circuit and generate magnetic field, when its with
It, can drive rotor disk 39 and the generation of rotor disk 4 10 when the magnetic direction that magnet 39, magnet 4 13, magnet 5 14 generate is opposite
Rotation, when two magnetic directions are parallel and in the same direction, magnetic repulsion at this time is minimum, and commutating circuit changes the electric current in coil 1, changes
Magnetic repulsion increases backward, continues to press on rotor disk 39 and rotor disk 4 10 rotates, and rotor disk 39 and rotor disk 4 10 are logical
It crosses three 9a of axle portion and four 10a of axle portion constantly exports power.
The utility model and embodiments thereof are described above, this description is no restricted, shown in attached drawing
Be also the utility model one of embodiment, actual structure is not limited to this, and the motor of the utility model can be with
Single-deck or multi-disc type are made, corresponding internal rotor outer stator type structure or outer rotor internal stator type knot can be made as needed
Structure can be mounted directly tire, belt pulley or shaft coupling etc. on rotor and carry out power transmission;All in all if this field it is common
Technical staff is enlightened by it, without deviating from the purpose of the present invention, is not inventively designed and the skill
The similar frame mode of art scheme and embodiment, all should belong to the protection range of the utility model.
Claims (6)
1. a kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor, including rotor disk, coil and axis one, feature
It is:The axis one (8) is equipped with coil one (5), and the coil one (5) both sides are arranged with bearing one (6) and bearing two
(7), it is connected with rotor disk one (1) on the outside of the bearing one (6), the bearing two (7) outside and rotor disk two (2) connection, institute
State rotor disk one (1) be connected with rotor disk two (2) constitute a closed magnetic room one (21), the rotor disk one (1), coil one
(5) it is separated by an axial direction with rotor disk two (2);
The rotor disk one (1) includes axle portion one (1a) and disk portion one (1b), and magnet is equipped on the inside of the disk portion one (1b)
One (3), the rotor disk two (2) include axle portion two (2a) and disk portion two (2b), and magnetic is equipped on the inside of the disk portion two (2b)
Iron two (4), the magnet one (3), coil one (5) and magnet two (4) are separated by an axial direction;
The magnet one (3) is alternately arranged the permanent magnetism for being arranged to Halbach type arrays successively by several respectively with magnet two (4)
Body is constituted.
2. a kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor according to claim 1, feature exist
In:The coil one (5) is set in magnetic room one (21).
3. a kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor according to claim 1, feature exist
In:The axle portion one (1a) of the rotor disk one (1) and the axle portion two (2a) of rotor disk two (2) are equipped with belt pulley, the disk
It is equipped with blade structure on the outside of portion one (1b) and disk portion two (2b).
4. a kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor, including stator disc, telophragma, coil and axis,
It is characterized in that:Axis (15) both sides are equipped with bearing three (18) and bearing four (19), radially spaced correspondence on the axis (15)
Equipped with coil two (16) and coil three (17), magnet four (13) is equipped between the coil two (16) and coil three (17), it is described
The top of magnet four is connect with the bottom external part of T-shape telophragma (11), telophragma (11) both sides external part respectively with turn
Sub-disk three (9) is connected with rotor disk four (10) constitutes a closed magnetic room two (20), and the rotor disk three (9) includes shaft end three
It connect on the outside of (9a) and disk end three (9b), the shaft end three (9a) and bearing three (18), is set on the inside of the disk end three (9b)
Have magnet three (12), the rotor disk four (10) includes shaft end four (10a) and disk end four (10b), the shaft end four (10a) with
Connection on the outside of bearing four (19), the disk end four (10b) inside are equipped with magnet five (14);
The magnet three (12), magnet four (13) and magnet five (14) are alternately arranged by several are arranged to respectively successively
The permanent magnet of Halbach type arrays is constituted.
5. a kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor according to claim 4, feature exist
In:The magnet three (12), coil two (16) and magnet four (13) are separated by an axial direction, the magnet four (13), coil three (17)
It is separated by an axial direction with magnet five (14), and equity is placed in motor, constitutes bilateral gap structure.
6. a kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor according to claim 4, feature exist
In:The shaft end three (9a) of the rotor disk three (9) and the shaft end four (10a) of rotor disk four (10) are equipped with belt pulley, the magnetic
It is equipped with blade structure on the outside of disk end three (9b) and disk end four (10b).
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CN201721017880.9U CN207625414U (en) | 2017-08-15 | 2017-08-15 | A kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor |
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CN201721017880.9U CN207625414U (en) | 2017-08-15 | 2017-08-15 | A kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109391058A (en) * | 2018-10-11 | 2019-02-26 | 大连海事大学 | A kind of compound plate type permanent magnetic brushless electric machine structure inserted |
CN110048569A (en) * | 2019-04-10 | 2019-07-23 | 蚁人(苏州)机械科技有限公司 | The stator non iron-core servo motor of robot bilayer halbach array |
CN110350748A (en) * | 2019-07-12 | 2019-10-18 | 上海大学 | A kind of axial flux permanent magnet synchronous motor based on Halbach magnet ring and molded package winding |
-
2017
- 2017-08-15 CN CN201721017880.9U patent/CN207625414U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109391058A (en) * | 2018-10-11 | 2019-02-26 | 大连海事大学 | A kind of compound plate type permanent magnetic brushless electric machine structure inserted |
CN110048569A (en) * | 2019-04-10 | 2019-07-23 | 蚁人(苏州)机械科技有限公司 | The stator non iron-core servo motor of robot bilayer halbach array |
CN110350748A (en) * | 2019-07-12 | 2019-10-18 | 上海大学 | A kind of axial flux permanent magnet synchronous motor based on Halbach magnet ring and molded package winding |
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Effective date of registration: 20220719 Address after: 454650 No. 20, Xuanhua street, Jiyuan City, Henan Province Patentee after: Henan xinqihang Vehicle Industry Technology Co.,Ltd. Address before: 046200 No. 66, xibeiyang village, Xiadian Town, Xiangyuan County, Shanxi Province, Changzhi City, Shanxi Province Patentee before: Tian Jialong |