CN208445498U - A kind of magnetic levitaion motor - Google Patents
A kind of magnetic levitaion motor Download PDFInfo
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- CN208445498U CN208445498U CN201821268280.4U CN201821268280U CN208445498U CN 208445498 U CN208445498 U CN 208445498U CN 201821268280 U CN201821268280 U CN 201821268280U CN 208445498 U CN208445498 U CN 208445498U
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- permanent magnet
- ring permanent
- inner ring
- outer ring
- circumference
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Abstract
The utility model discloses a kind of magnetic levitaion motors, including are in horseshoe-shaped multiple outer ring permanent magnets and multiple inner ring permanent magnets；Multiple outer ring permanent magnets are uniformly distributed on the same circumference；It is uniformly distributed on the small concentric circles of multiple inner ring permanent magnet circumference described in radius ratio, and two magnetic poles of inner ring permanent magnet are located between two magnetic poles of outer ring permanent magnet, and the pole S of inner ring permanent magnet and the pole S of outer ring permanent magnet are arranged close to, and the pole N of inner ring permanent magnet is arranged close to the pole N of outer ring permanent magnet；The center point of the concentric circles is equipped with transmission shaft, and transmission shaft is equipped with mounting disc, and inner ring permanent magnet is installed in mounting disc；It is equipped between the two poles of the earth of inner ring permanent magnet along the radially-arranged multiple electrification guide rods of the circumference, and the current direction in each electrification guide rod is each meant to the center of circle of the circumference or away from the center of circle of the circumference.The generation of the generation of noise and the thermal resistance that rubs can greatly be reduced.
Description
Technical field
The utility model belongs to motor technology field, and in particular to a kind of magnetic levitaion motor.
Background technique
Existing motor mainly includes rotor, stator and pedestal etc..The effect of base is fixed stator iron core with before
Rear end cap is to support rotor, and the effects of play protection, heat dissipation；Base is usually ironcasting, and large-sized asynchronous motor base is general
It is welded into steel plate, the base of micromotor uses aluminum casting, has radiating ribs outside the base of enclosed motor to increase heat dissipation
The base both ends end cap of area, protected machine is provided with ventilation hole, make air inside and outside motor can direct convection current, in favor of dissipating
Heat.A part for functioning as motor magnetic circuit of rotor and rotor windings are placed in core slots；The structure of rotor and fixed
It is sub the same, it by punching silicon-steel, is overrided to form, the punching of silicon steel sheet outer circle has equally distributed hole, for disposing rotor windings.Usually
With the backward silicon steel sheet inner circle of stator core punching come punching rotor core.The rotor core of general small size asynchronous motor is directly pressed
In shaft, the rotor core of large and medium-sized asynchronous motor (root diameter is at 300-400 millimeters or more) is then by means of rotor
Bracket is pressed in shaft.Existing motor, during the work time can biggish frictional resistance and noise, frictional resistance is into one
Step, which generates heat, influences motor performance and service life.
Utility model content
In order to solve the above problems existing in the present technology, the utility model aim is to provide a kind of magnetic suspension electronic
Machine.
The technology employed by the present utility model is a kind of magnetic levitaion motor, including multiple outer ring permanent magnets and more
A inner ring permanent magnet, each outer ring permanent magnet and inner ring permanent magnet are the shapes of a hoof being mutually adapted；The multiple outer ring
Permanent magnet is uniformly distributed on the same circumference, and the magnetic pole of outer ring permanent magnet is close to the center of circle of the circumference, outer ring permanent magnet
Vertex is located on the circumference；It is uniformly distributed on the small concentric circles of the multiple inner ring permanent magnet circumference described in radius ratio, and
The vertex in the center of circle of the magnetic pole of inner ring permanent magnet far from the circumference, inner ring permanent magnet is located on the concentric circles, and inner ring is forever
Two magnetic poles of magnet are located between two magnetic poles of outer ring permanent magnet, and the S of the pole S of inner ring permanent magnet and outer ring permanent magnet
Pole is arranged close to, and the pole N of inner ring permanent magnet is arranged close to the pole N of outer ring permanent magnet；The center point of the concentric circles, which is equipped with, to be passed
Moving axis, transmission shaft are equipped with mounting disc, and multiple inner ring permanent magnets are installed in mounting disc；The two of the inner ring permanent magnet
It is equipped between pole along the radially-arranged multiple electrification guide rods of the circumference, and the current direction in each electrification guide rod is each meant
To the center of circle of the circumference or away from the center of circle of the circumference.
Optionally, the outer ring permanent magnet is equipped with 4.
Optionally, the inner ring permanent magnet is equipped with 6.
Optionally, the electrification guide rod is equipped with 12.
Optionally, the electrification guide rod is equipped with 4.
Optionally, the cyclic annular coaxial line with the circumferential concentric, the band are equipped between the two poles of the earth of the inner ring permanent magnet
The both ends of conductance bar are connected with the inner conductor of coaxial line and outer conductor layer respectively.
Optionally, the cyclic annular double winding with the circumferential concentric, the band are equipped between the two poles of the earth of the inner ring permanent magnet
The both ends of conductance bar are connected with one in double winding respectively.
The utility model has the following beneficial effects: outer ring permanent magnet is arranged outside inner ring permanent magnet, when outer ring permanent magnet conduct
When stator is fixed, inner ring permanent magnet is suspended between the permanent magnet of outer ring, when inner ring permanent magnet is consolidated as stator
Periodically, it is suspended in outer ring permanent magnet outside inner ring permanent magnet；I.e. so that passing through magnetic levitation, nothing between stator and rotor
It needs bracket to support rotor, greatly reduces the generation of noise and the generation of frictional force, reduce the generation of frictional heat, improve electricity
Motivation performance and service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of magnetic levitaion motor.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the top view of cyclic annular coaxial line and electrification guide rod in Fig. 1.
Fig. 4 is the equivalent circuit diagram of Fig. 3, wherein R is the resistance for charging guide rod.
Specific embodiment
With reference to the accompanying drawing and specific embodiment is further elaborated the utility model.
Embodiment
As shown in Figs 1-4, a kind of magnetic levitaion motor, including multiple outer ring permanent magnets 4 and multiple inner ring permanent magnets 5, often
The one outer ring permanent magnet 4 and inner ring permanent magnet 5 are the shapes of a hoof being mutually adapted；The multiple outer ring permanent magnet 4 is same
It is uniformly distributed on circumference, and the magnetic pole of outer ring permanent magnet 4, close to the center of circle of the circumference, the vertex of outer ring permanent magnet 4 is located at institute
It states on circumference；It is uniformly distributed on the small concentric circles of the multiple circumference described in radius ratio of inner ring permanent magnet 5, and inner ring permanent magnet
The vertex in the center of circle of 5 magnetic pole far from the circumference, inner ring permanent magnet 5 is located on the concentric circles, and the two of inner ring permanent magnet 5
A magnetic pole is located between two magnetic poles of outer ring permanent magnet 4, and the pole S of inner ring permanent magnet 5 and the pole S of outer ring permanent magnet 4 are leaned on
Nearly setting, the pole N of inner ring permanent magnet 5 is arranged close to the pole N of outer ring permanent magnet 4；The center point of the concentric circles is equipped with transmission
Axis 6, transmission shaft 6 are equipped with mounting disc 7, and multiple inner ring permanent magnets 5 are installed in mounting disc 7；The inner ring permanent magnet 5
The two poles of the earth between be equipped with along the radially-arranged multiple electrification guide rods 3 of the circumference, and each current direction charged in guide rod 3
It each means to the center of circle of the circumference or away from the center of circle of the circumference.
In another embodiment, the outer ring permanent magnet 4 is equipped with 4.
In another embodiment, the inner ring permanent magnet 5 is equipped with 6.
In another embodiment, the electrification guide rod 3 is equipped with 4.
In another embodiment, it is equipped between the two poles of the earth of the inner ring permanent magnet 5 same with the ring-type of the circumferential concentric
The both ends of axis, the electrification guide rod 3 are connected with the inner conductor of coaxial line 12 and outer conductor layer 11 respectively, wherein cyclic annular coaxial line
Including outer ring 1 and inner ring 2, outer ring 1 and inner ring 2 are a continuous coaxial lines, charge the interior of one end and the inner ring 2 of guide rod 3
Conductor 12 is connected, and the other end of electrification guide rod 3 is connected with the outer conductor layer 11 of outer ring 1, and then is formed into a loop as electrification guide rod 3
Power supply；Wherein, current-limiting resistance (not shown) is also connected between inner conductor 12 and outer conductor layer 11.
In another embodiment, it is equipped between the two poles of the earth of the inner ring permanent magnet 5 double with the ring-type of the circumferential concentric
The both ends of coiling, the electrification guide rod 3 are connected with one in double winding respectively, and one is electrode line in double winding, and one is
The both ends of negative line, electrification guide rod 3 are connected with electrode line and negative line respectively, and then power for electrification guide rod 3.
In another embodiment, the electrification guide rod 3 is equipped with 12.
Working principle is as follows:
In the utility model, can both it regard inner ring permanent magnet 5 as rotor, and outer ring permanent magnet 4 can also be regard as rotor.
When inner ring permanent magnet 5 is as rotor: outer ring permanent magnet 4, cyclic annular coaxial line and electrification guide rod 3 are fixed and set
It sets, is that electrification guide rod 3 is powered by cyclic annular coaxial line, the center of circle is directed toward in the direction of electric current i, as shown in Figure 1, due to inner ring permanent magnet
There are upward magnetic field between 5, thus charge Ampere force of the guide rod 3 by vertical paper, Fig. 3 be in Fig. 1 cyclic annular coaxial line with
The top view of guide rod is charged, B is magnetic field, and the vertical paper in direction is outside, charges current direction in guide rod 3 and is directed toward the center of circle, then each band
Conductance bar 3 is charged guide rod 3 and outer ring permanent magnetism by inverting function power by anticlockwise Ampere force F, inner ring permanent magnet 5
Body 4 is fixed, thus inner ring permanent magnet 5 rotates clockwise under the action of inverting function power.Wherein, all outer ring permanent magnets
4 are fixed in together.
When outer ring permanent magnet 4 is as rotor: inner ring permanent magnet 5 is fixed setting, outer ring permanent magnet 4, ring-type coaxial line with
And electrification guide rod 3 is fixed together, likewise, respectively charging guide rod 3 by anticlockwise Ampere force F, and then is driven outer
Circle permanent magnet 4 rotates in an anti-clockwise direction.
In the utility model, outer ring permanent magnet 4 is set outside inner ring permanent magnet 5, when outer ring permanent magnet 4 is consolidated as stator
Periodically, it is suspended in inner ring permanent magnet 5 between outer ring permanent magnet 4, when inner ring permanent magnet 5 is fixed as stator,
Outer ring permanent magnet 4 is suspended in outside inner ring permanent magnet 5；I.e. so that being not necessarily to by magnetic levitation between stator and rotor
Bracket supports rotor, greatly reduces the generation of noise and the generation of frictional force, reduces the generation of frictional heat, improves electronic
Machine performance and service life.
The utility model is not limited to above-mentioned optional embodiment, anyone can obtain under the enlightenment of the utility model
Other various forms of products, however, making any variation in its shape or structure, all the utility model rights that falls into are wanted
The technical solution in confining spectrum is sought, is all fallen within the protection scope of the utility model.
Claims (7)
1. a kind of magnetic levitaion motor, it is characterised in that: each described including multiple outer ring permanent magnets and multiple inner ring permanent magnets
Outer ring permanent magnet and inner ring permanent magnet are the shapes of a hoof being mutually adapted；The multiple outer ring permanent magnet is uniform on the same circumference
Distribution, and the magnetic pole of outer ring permanent magnet, close to the center of circle of the circumference, the vertex of outer ring permanent magnet is located on the circumference；It is described
It is uniformly distributed on the small concentric circles of multiple inner ring permanent magnet circumference described in radius ratio, and the magnetic pole of inner ring permanent magnet is far from described
The vertex in the center of circle of circumference, inner ring permanent magnet is located on the concentric circles, and two magnetic poles of inner ring permanent magnet are located at outer ring forever
Between two magnetic poles of magnet, and the pole S of inner ring permanent magnet and the pole S of outer ring permanent magnet are arranged close to, the N of inner ring permanent magnet
Pole and the pole N of outer ring permanent magnet are arranged close to；The center point of the concentric circles is equipped with transmission shaft, and transmission shaft is equipped with mounting disc,
Multiple inner ring permanent magnets are installed in mounting disc；It is equipped between the two poles of the earth of the inner ring permanent magnet along the circumference diameter
To multiple electrification guide rods of distribution, and the current direction in each electrification guide rod each mean to the circumference the center of circle or deviate from
The center of circle of the circumference.
2. magnetic levitaion motor according to claim 1, it is characterised in that: the outer ring permanent magnet is equipped with 4.
3. magnetic levitaion motor according to claim 1, it is characterised in that: the inner ring permanent magnet is equipped with 6.
4. magnetic levitaion motor according to claim 1, it is characterised in that: the electrification guide rod is equipped with 12.
5. magnetic levitaion motor according to claim 1, it is characterised in that: the electrification guide rod is equipped with 4.
6. magnetic levitaion motor according to claim 1, it is characterised in that: be equipped between the two poles of the earth of the inner ring permanent magnet
With the cyclic annular coaxial line of the circumferential concentric, it is described electrification guide rod both ends respectively with the inner conductor of coaxial line and outer conductor layer phase
Even.
7. magnetic levitaion motor according to claim 1, it is characterised in that: be equipped between the two poles of the earth of the inner ring permanent magnet
It is connected respectively with one in double winding with the both ends of the cyclic annular double winding of the circumferential concentric, the electrification guide rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821268280.4U CN208445498U (en) | 2018-08-07 | 2018-08-07 | A kind of magnetic levitaion motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821268280.4U CN208445498U (en) | 2018-08-07 | 2018-08-07 | A kind of magnetic levitaion motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208445498U true CN208445498U (en) | 2019-01-29 |
Family
ID=65086871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821268280.4U Active CN208445498U (en) | 2018-08-07 | 2018-08-07 | A kind of magnetic levitaion motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208445498U (en) |
-
2018
- 2018-08-07 CN CN201821268280.4U patent/CN208445498U/en active Active
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