CN213693351U - Magnetic suspension hollow wheel shaft motor - Google Patents

Magnetic suspension hollow wheel shaft motor Download PDF

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Publication number
CN213693351U
CN213693351U CN202021172949.7U CN202021172949U CN213693351U CN 213693351 U CN213693351 U CN 213693351U CN 202021172949 U CN202021172949 U CN 202021172949U CN 213693351 U CN213693351 U CN 213693351U
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stator
machine
hollow wheel
cover
wheel shaft
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CN202021172949.7U
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Chinese (zh)
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申俊勇
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Individual
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/006—Structural association of a motor or generator with the drive train of a motor vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/16—Stator cores with slots for windings
    • H02K1/165—Shape, form or location of the slots
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K16/00—Machines with more than one rotor or stator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/28—Layout of windings or of connections between windings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N15/00—Holding or levitation devices using magnetic attraction or repulsion, not otherwise provided for
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

The magnetic suspension hollow wheel shaft motor comprises a machine body, an outer machine cover, a stator, a rotor, an inner machine cover, a hollow wheel shaft, an outer bearing, an inner bearing, a machine shell and a controller; the two ends of the machine body are provided with an outer cover, a stator, a rotor, an inner cover, a hollow wheel shaft and an inner bearing are arranged in the outer cover, and the outer surface is provided with a machine shell and a controller. An outer bearing is arranged in the outer motor cover shaft sleeve, and the outer wall of the shaft sleeve is fixed with the vehicle body. The hollow wheel shaft is arranged in the center of the machine body, the rotor is arranged on the outer surface of the hollow wheel shaft, the inner end of the hollow wheel shaft is provided with the inner machine cover and the inner bearing, the outer end of the hollow wheel shaft is provided with the outer machine cover and the outer bearing, and the outer top end of the hollow wheel shaft is fixed with the wheel. The stator is arranged in the machine body, the inner end of the stator is provided with an inner machine cover, the outer end of the stator is provided with an outer machine cover, the inner side of the stator is provided with a rotor, and the outer side of the stator is provided with a machine shell; the stator slots are transversely and annularly arranged on the outer surface of the stator, the rotor is arranged in the stator, the magnetic field of the stator and the magnetic field of the rotor are always kept at 90 degrees, the electric energy conversion efficiency is higher, and the magnetic suspension function reduces the friction resistance of the bearing. Meanwhile, a position sensor and a commutator are omitted, the structure is simpler, the size is smaller, and the weight is lighter.

Description

Magnetic suspension hollow wheel shaft motor
Technical Field
A magnetic suspension hollow wheel shaft motor belongs to the field of motors, and particularly relates to a special driving device for an electric automobile industry, wherein a magnetic suspension motor is arranged on a hollow wheel shaft.
Background
At present, compared with the traditional automobile, the fashionable and popular hub motor electric automobile omits a clutch, a gearbox, a transmission shaft, a differential and a transfer case … …, and has the advantages of simple structure, light weight, high transmission efficiency, low failure rate and low maintenance cost. There are still many drawbacks and deficiencies: 1. unsprung mass is heavy, and the rotational inertia of the hub is large and vibrates; 2. the electric brake has poor braking function; 3. the motor faces severe environments such as water, dust and the like; 4. the space of the hub is limited, and the size and the power of the motor are limited.
Disclosure of Invention
The invention provides a magnetic suspension hollow wheel shaft motor aiming at various defects and shortcomings of a hub motor electric automobile, and the magnetic suspension motor is arranged on a hollow wheel shaft, so that the problems of heavy unsprung mass, large rotational inertia of a wheel hub and vibration of the hub motor electric automobile, poor electric braking function, severe environments such as water and dust of the motor, limited space of the wheel hub and limited size and power of the motor are solved.
The magnetic suspension hollow wheel shaft motor comprises: the motor comprises a motor body (1), an outer motor cover (2), a stator (3), a rotor (4), an inner motor cover (5), a hollow wheel shaft (6), an outer bearing (7), an inner bearing (8), a machine shell (9) and a controller (10); the method is characterized in that: 1. the machine body (1) is a cylindrical metal multi-component assembly, the machine body (1) is 2 sections or 1 section, the two ends of the machine body (1) are provided with outer machine covers (2), and outer bearings (7) are arranged in shaft sleeves of the outer machine covers (2); a stator (3), a rotor (4), an inner machine cover (5), a hollow wheel shaft (6) and an inner bearing (8) are arranged in the machine body (1); the outer surface of the machine body (1) is provided with a machine shell (9), and the outer side wall of the machine body (1) is provided with a controller (10). 2. The outer machine cover (2) is a metal component assembly, one side of the outer machine cover is a circular steel plate, and the other side of the outer machine cover is a tubular shaft sleeve; 2 outer machine covers (2) are arranged at two ends of the machine body (1), and the outer edges are fixedly connected with two ends of the machine shell (9); stator (3), rotor (4) are established to 2 outer cover (2) inboards, establish 2 outer bearing (7) respectively in 2 outer cover (2) outside axle sleeve, and 2 outer cover (2) axle sleeve outer walls are connected fixedly with the automobile body respectively. 3. The stator (3) is a circular cylinder body consisting of a plurality of magnetic steel sheets, a plurality of stator slots are transversely and annularly arranged on the outer surface of the stator (3), or a plurality of stator slots are longitudinally arranged on the inner surface of the stator (3), 1 group of coils are arranged in each stator slot, and two ends of each coil are respectively connected with the controller (10); 2 or 1 stators (3) are respectively arranged at the middle position in the machine body (1), the outer side of each stator is fixed with the machine shell (9), the inner side of each stator is provided with the rotor (4), the outer end of each stator is provided with the outer cover (2), and the inner end of each stator is provided with the inner cover (5). 4. Rotor (4) are the cylinder body that permanent magnetic material made, and 2 or 1 rotor (4) are established on the surface of 2 or 1 hollow shaft (6) in organism (1), and stator (3) are established to the outside, and outer cover (2) are established to the outer end, and cover (5) are established to the inner. 5. The inner machine cover (5) is a circular metal component, the center of which is provided with a shaft sleeve, and an inner bearing (8) is arranged in the shaft sleeve; the inner machine cover (5)2 is adjacently arranged at the inner middle end of the machine body (1), the stator (3) and the rotor (4) are arranged at the outer side, and the outer edge is fixedly connected with the machine shell (9). 6. The hollow wheel shafts (6) are round steel pipe bodies, 2 or 1 hollow wheel shafts are arranged at the center positions of 2 sections or 1 section in the machine body (1), and rotors (4) are arranged on the outer surfaces of the 2 or 1 hollow wheel shafts (6); the inner end of the hollow wheel shaft (6) is fixed with 2 inner bearings (8), the outer end is fixed with 2 outer bearings (7), and the outer top end is fixed with 2 wheels. 7. The outer bearings (7) are rotating devices, 2 are respectively arranged at the outer ends of 2 or 1 hollow wheel shafts (6), the inner rotating modules are respectively fixed with the outer ends of 2 or 1 hollow wheel shafts (6), and the outer rotating modules are respectively fixed with the inner walls of the shaft sleeves of 2 outer covers (2). 8. The inner bearing (8) is a rotating device, 2 are respectively arranged at the inner ends of 2 hollow wheel shafts (6), the inner rotating module is respectively fixed with the inner ends of the 2 hollow wheel shafts (6), and the outer rotating module is respectively fixed with the inner walls of the shaft sleeves of 2 inner machine covers (5). 9. The casing (9) is a polygonal metal cylindrical body, 1 is arranged on the outer surface of the machine body (1), two ends of the casing are fixedly connected with the outer edges of the 2 outer machine covers (2), the middle end of the casing is fixedly connected with the outer edges of the 2 inner machine covers (5), and the inner side of the casing is fixedly connected with the stator (3). 10. The controller (10) is a small square box body and is arranged on the outer side wall of the machine body (1); the controller (10) consists of a microprocessor, a sensor, an actuator and an operator; the work is as follows: starting, stopping, braking, forward and reverse rotation, and speed regulation … ….
The magnetic suspension hollow wheel shaft motor is superior to a wheel hub motor, and simultaneously overcomes a plurality of defects and shortcomings of the magnetic suspension hollow wheel shaft motor: 1. the magnetic suspension motor is arranged on the hollow wheel shaft, so that the problems of heavy unsprung mass, large rotational inertia and vibration of the hub motor electric automobile are solved; 2. firstly, the magnetic suspension hollow wheel shaft motor is much longer than the wheel hub motor, and the electric braking function is much better than the wheel hub motor; and secondly, the original automobile brake system is mature, perfect, safe and reliable, and the double-brake system solves the problem of poor brake function of the hub motor electric automobile. 3. The magnetic suspension hollow wheel shaft motor is far higher than the wheel hub motor from the ground, the sealing performance is good, and the problems of water, dust and other severe environments of the wheel hub motor are solved. 4. The magnetic suspension hollow wheel shaft motor is long, the size and the power of the motor are basically not limited, and the problems that the space of a wheel hub is limited and the size and the power of the motor are limited are solved. 5. The stator of the motor is changed from the original longitudinal inner groove setting to the transverse annular outer groove setting: the stator is internally provided with a rotor, a stator magnetic field and a rotor magnetic field are always kept at 90 degrees, and the rotor is firmly suspended at the central position of the stator by a coil current and a transverse circulation rotating magnetic field generated by a stator magnet. The structure and the structure lead the bearing to be innovated into a novel magnetic suspension hollow wheel shaft motor, the electric energy conversion and utilization efficiency is higher, and the magnetic suspension function lightens the friction resistance of the bearing; meanwhile, a position sensor and a commutator are omitted, the structure is simpler, the size is smaller, and the weight is lighter.
The magnetic suspension hollow wheel shaft motor is particularly suitable for low-grade, medium-grade and high-grade electric automobiles with various specifications and models, such as two-wheel drive, four-wheel drive and multi-wheel drive, and is also suitable for intelligent manufacturing and other industries and fields.
Drawings
The embodiments of the present invention will be further described with reference to the accompanying drawings
FIGS. 1A and 1B are front views of a magnetic suspension hollow wheel shaft motor body (1)
FIGS. 2A and 2B are top views of the magnetic suspension hollow wheel axle motor body (1)
FIG. 3 is a front view of the outer cover (2) of the magnetic levitation hollow axle motor
FIG. 4 is a top view of the outer cover (2) of the magnetic levitation hollow axle motor
FIGS. 5A and 5B are front views of the stator (3) of the magnetic levitation hollow wheel shaft motor
FIGS. 6A and 6B are top views of the stator (3) of the magnetic levitation hollow wheel axle motor
FIG. 7 is a front view of the rotor (4) of the magnetic levitation hollow wheel shaft motor
FIG. 8 is a top view of the rotor (4) of the magnetic levitation hollow wheel axle motor
FIG. 9 is a front view of the inner cover (5) of the magnetic levitation hollow axle motor
FIG. 10 is a top view of the inner cover (5) of the magnetic levitation hollow axle motor
FIG. 11 is a front view of the hollow wheel shaft (6) of the magnetic levitation hollow wheel shaft motor
FIG. 12 is a top view of the hollow wheel axle (6) of the magnetic levitation hollow wheel axle motor
FIG. 13 is a front view of the magnetic levitation hollow wheel shaft motor casing (9)
FIG. 14 is a top view of the magnetic levitation hollow wheel axle motor casing (9)
Fig. 1 and … … 14 illustrate embodiments of the present invention including: 1. the motor comprises a motor body, 2, an outer motor cover, 3, a stator, 4, a rotor, 5, an inner motor cover, 6, a hollow wheel shaft, 7, an outer bearing, 8, an inner bearing, 9, a shell, 10 and a controller.
Detailed Description
The present embodiment will be further described with reference to the accompanying drawings, but the present invention is not limited to the following embodiments.
Example 1, as shown in figure 1A, comprises: the machine body comprises 1 machine body (1), 2 sections, 2 outer machine covers (2), 2 stators (3), 2 rotors (4), 2 inner machine covers (5), 2 hollow wheel shafts (6), 2 outer bearings (7), 2 inner bearings (8), 1 shell (9) and 1 controller (10).
1. 1 machine body (1)2 sections, 2 outer covers (2) are established at both ends, 2 stators (3), 2 rotors (4), 2 inner covers (5), 2 hollow wheel axles (6), 2 inner bearings (8) are established in it, 1 casing (9) is established to machine body (1) surface, establishes 1 set of controller (10) on machine body (1) lateral wall. 2. 2 outer machine covers (2) are arranged at two ends of the machine body (1), and the outer edges of the outer machine covers are fixed with two ends of the machine shell (9); 2 stators (3) and 2 rotors (4) are arranged on the inner sides of the 2 outer covers (2), 2 outer bearings (7) are respectively arranged in shaft sleeves of the 2 outer covers (2), and the outer walls of the shaft sleeves of the 2 outer covers (2) are respectively connected and fixed with a vehicle body. 3. 2 stators (3) are arranged in 2 sections of the machine body (1), the outer side of each stator is fixed with the machine shell (9), the inner side of each stator is provided with 2 rotors (4), the outer end of each stator is provided with 2 outer machine covers (2), and the inner end of each stator is provided with 2 inner machine covers (5); the stator (3) coil is connected with a controller (10). 4. 2 rotors (4) are arranged on the outer surfaces of 2 hollow wheel shafts (6) in 2 sections of the machine body (1), 2 stators (3) are arranged on the outer sides, 2 outer covers (2) are arranged at the outer ends, and 2 inner covers (5) are arranged at the inner ends. 5. 2 adjacent interior covers (5) are established at organism (1) interior middle-end, and 2 respectively establish in the interior cover (5) outside and establish 1 stator (3), 1 rotor (4), establish 2 inner bearings (8) in 2 interior covers (5) axle sleeves, and outer edge is fixed with casing (9) middle-end. 6. 2 hollow wheel shafts (6) are arranged at the central position in the 2 sections of the machine body (1), and 2 rotors (4) are arranged on the outer surfaces of the 2 hollow wheel shafts (6); the inner ends of 2 hollow wheel shafts (6) are fixed with 2 inner bearings (8), the outer ends of 2 hollow wheel shafts (6) are fixed with 2 outer bearings (7), and the outer top ends of 2 hollow wheel shafts (6) are respectively fixed with 2 wheels. 7. The outer bearings (7)2 are respectively arranged at the outer ends of the 2 hollow wheel shafts (6), the inner rotating modules are respectively fixed with the outer ends of the 2 hollow wheel shafts (6), and the outer rotating modules are respectively fixed with the inner walls of the shaft sleeves of the 2 outer covers (2). 8. The inner bearings (8)2 are respectively arranged at the inner ends of the 2 hollow wheel shafts (6), the inner rotating modules are respectively fixed with the inner ends of the 2 hollow wheel shafts (6), and the outer rotating modules are respectively fixed with the inner walls of the shaft sleeves of the 2 inner machine covers (5). 9. The number of the machine shells (9) is 1, the machine shells are arranged on the outer surface of the machine body (1), two ends of the machine shells are fixed with the outer edges of the 2 outer machine covers (2), the middle ends of the machine shells are fixed with the outer edges of the 2 inner machine covers (5), and the inner sides of the machine shells are fixed with the 2 stators (3). 10. The controller (10)1 is sleeved on the outer side wall of the machine body (1) and is connected with a coil of the motor stator (3) and a power supply.
Example 2, as shown in figure 1B, comprises: 1 machine body (1), 1 outer cover (2), 2 stators (3), 1 rotor (4), 1 hollow wheel shaft (6), 2 outer bearings (7), 1 casing (9) and 1 controller (10).
1. 1 machine body (1)1 section, 2 outer machine covers (2) are established at both ends, establish 1 stator (3), 1 rotor (4), 1 hollow shaft (6) in it, and 1 casing (9) are established to machine body (1) surface, establish 1 set of controller (10) on machine body (1) lateral wall. 2. 2 outer machine covers (2) are arranged at two ends of the machine body (1), and the outer edges of the outer machine covers are fixed with two ends of the machine shell (10); the inner sides of the 2 outer machine covers (2) are provided with 1 stator (3) and 1 rotor (4); 2 outer bearings (7) are respectively arranged in the shaft sleeves of the 2 outer machine covers (2), and the outer walls of the shaft sleeves of the 2 outer machine covers (2) are respectively connected and fixed with the vehicle body. 3. 1 stator (3) is arranged in 1 section of the machine body (1), the outer side of the stator is fixed with the machine shell (9), the inner side of the stator is provided with 1 rotor (4), and the outer end of the stator is provided with 2 outer machine covers (2); the stator (3) coil is connected with a controller (10). 4. The number of the rotors (4) is 1, the rotors are arranged on the outer surfaces of 1 hollow wheel shaft (6) in the 1 section of the machine body (1), the stators (3) are arranged on the outer sides of the rotors, and the outer end of each rotor is provided with 2 outer machine covers (2). 6. 1 hollow wheel shaft (6) is arranged at the center position in the machine body (1), and 1 rotor (4) is arranged on the outer surface of the 1 hollow wheel shaft (6); two ends of 1 hollow wheel shaft (6) are fixed with 2 outer bearings (7), and two outer top ends of 1 hollow wheel shaft (6) are respectively connected and fixed with 2 wheels. 7. The outer bearings (7)2 are only arranged at two ends of the 1 hollow wheel shaft (6) respectively, the inner rotating modules are fixed with two ends of the 1 hollow wheel shaft (6) respectively, and the outer rotating modules are fixed with the inner walls of the shaft sleeves of the 2 outer covers (2) respectively. 9. The number of the machine shells (9) is 1, the machine shells are arranged on the outer surface of the machine body (1), two ends of the machine shells are fixed with the outer edges of the 2 outer machine covers (2), and the inner sides of the machine shells are fixed with the 1 stator (3). 10. The controller (10)1 is sleeved on the outer side wall of the machine body (1) and is connected with a coil of the motor stator (3) and a power supply.

Claims (10)

1. Magnetic levitation hollow wheel axle motor, comprising: the motor comprises a motor body (1), an outer motor cover (2), a stator (3), a rotor (4), an inner motor cover (5), a hollow wheel shaft (6), an outer bearing (7), an inner bearing (8), a machine shell (9) and a controller (10); the method is characterized in that: 1. the machine body (1) is a cylindrical metal multi-component assembly, the machine body (1) is 2 sections or 1 section, the two ends of the machine body (1) are provided with outer machine covers (2), and outer bearings (7) are arranged in shaft sleeves of the outer machine covers (2); a stator (3), a rotor (4), an inner machine cover (5), a hollow wheel shaft (6) and an inner bearing (8) are arranged in the machine body (1); the outer surface of the machine body (1) is provided with a machine shell (9), and the outer side wall of the machine body (1) is provided with a controller (10).
2. The magnetic levitation hollow wheel shaft motor as claimed in claim 1, wherein: the outer machine cover (2) is a metal component assembly, one side of the outer machine cover is a circular steel plate, and the other side of the outer machine cover is a tubular shaft sleeve; 2 outer machine covers (2) are arranged at two ends of the machine body (1), and the outer edges are fixedly connected with two ends of the machine shell (9); stator (3), rotor (4) are established to 2 outer cover (2) inboards, establish 2 outer bearing (7) respectively in 2 outer cover (2) outside axle sleeve, and 2 outer cover (2) axle sleeve outer walls are connected fixedly with the automobile body respectively.
3. The magnetic levitation hollow wheel shaft motor as claimed in claim 1, wherein: the stator (3) is a circular cylinder body consisting of a plurality of magnetic steel sheets, a plurality of stator slots are transversely and annularly arranged on the outer surface of the stator (3), or a plurality of stator slots are longitudinally arranged on the inner surface of the stator (3), 1 group of coils are arranged in each stator slot, and two ends of each coil are respectively connected with the controller (10); 2 or 1 stators (3) are respectively arranged at the middle position in the machine body (1), the outer side of each stator is fixed with the machine shell (9), the inner side of each stator is provided with the rotor (4), the outer end of each stator is provided with the outer cover (2), and the inner end of each stator is provided with the inner cover (5).
4. The magnetic levitation hollow wheel shaft motor as claimed in claim 1, wherein: rotor (4) are the cylinder body that permanent magnetic material made, and 2 or 1 rotor (4) are established on the surface of 2 or 1 hollow shaft (6) in organism (1), and stator (3) are established to the outside, and outer cover (2) are established to the outer end, and cover (5) are established to the inner.
5. The magnetic levitation hollow wheel shaft motor as claimed in claim 1, wherein: the inner machine cover (5) is a circular metal component, the center of which is provided with a shaft sleeve, and an inner bearing (8) is arranged in the shaft sleeve; the inner machine cover (5)2 is adjacently arranged at the inner middle end of the machine body (1), the stator (3) and the rotor (4) are arranged at the outer side, and the outer edge is fixedly connected with the machine shell (9).
6. The magnetic levitation hollow wheel shaft motor as claimed in claim 1, wherein: the hollow wheel shafts (6) are round steel pipe bodies, 2 or 1 hollow wheel shafts are arranged at the center positions of 2 sections or 1 section in the machine body (1), and rotors (4) are arranged on the outer surfaces of the 2 or 1 hollow wheel shafts (6); the inner end of the hollow wheel shaft (6) is fixed with 2 inner bearings (8), the outer end is fixed with 2 outer bearings (7), and the outer top end is fixed with 2 wheels.
7. The magnetic levitation hollow wheel shaft motor as claimed in claim 1, wherein: the outer bearings (7) are rotating devices, 2 are respectively arranged at the outer ends of 2 or 1 hollow wheel shafts (6), the inner rotating modules are respectively fixed with the outer ends of 2 or 1 hollow wheel shafts (6), and the outer rotating modules are respectively fixed with the inner walls of the shaft sleeves of 2 outer covers (2).
8. The magnetic levitation hollow wheel shaft motor as claimed in claim 1, wherein: the inner bearing (8) is a rotating device, 2 are respectively arranged at the inner ends of 2 hollow wheel shafts (6), the inner rotating module is respectively fixed with the inner ends of the 2 hollow wheel shafts (6), and the outer rotating module is respectively fixed with the inner walls of the shaft sleeves of 2 inner machine covers (5).
9. The magnetic levitation hollow wheel shaft motor as claimed in claim 1, wherein: the casing (9) is a polygonal metal cylindrical body, 1 is arranged on the outer surface of the machine body (1), two ends of the casing are fixedly connected with the outer edges of the 2 outer machine covers (2), the middle end of the casing is fixedly connected with the outer edges of the 2 inner machine covers (5), and the inner side of the casing is fixedly connected with the stator (3).
10. The magnetic levitation hollow wheel shaft motor as claimed in claim 1, wherein: the controller (10) is a small square box body and is arranged on the outer side wall of the machine body (1); the controller (10) is composed of a microprocessor, a sensor, an actuator and an operator.
CN202021172949.7U 2020-05-26 2020-06-16 Magnetic suspension hollow wheel shaft motor Active CN213693351U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2020104868790 2020-05-26
CN202010486879 2020-05-26

Publications (1)

Publication Number Publication Date
CN213693351U true CN213693351U (en) 2021-07-13

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ID=76724627

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Application Number Title Priority Date Filing Date
CN202010570833.7A Pending CN113726085A (en) 2020-05-26 2020-06-16 Magnetic suspension hollow wheel shaft motor
CN202021172949.7U Active CN213693351U (en) 2020-05-26 2020-06-16 Magnetic suspension hollow wheel shaft motor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN202010570833.7A Pending CN113726085A (en) 2020-05-26 2020-06-16 Magnetic suspension hollow wheel shaft motor

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CN (2) CN113726085A (en)

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CN113726085A (en) 2021-11-30

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