CN107231073A - A kind of dish-style double air gaps internal rotor iron-core less motor - Google Patents
A kind of dish-style double air gaps internal rotor iron-core less motor Download PDFInfo
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- CN107231073A CN107231073A CN201710496067.2A CN201710496067A CN107231073A CN 107231073 A CN107231073 A CN 107231073A CN 201710496067 A CN201710496067 A CN 201710496067A CN 107231073 A CN107231073 A CN 107231073A
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- dish
- iron
- less
- core
- internal rotor
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- 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
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
- H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
- H02K1/2773—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect consisting of tangentially magnetized radial magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/02—Machines with one stator and two or more rotors
- H02K16/025—Machines with one stator and two or more rotors with rotors and moving stators connected in a cascade
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/02—Details
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
-
- 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
- H02K3/24—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/47—Air-gap windings, i.e. iron-free windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K55/00—Dynamo-electric machines having windings operating at cryogenic temperatures
- H02K55/02—Dynamo-electric machines having windings operating at cryogenic temperatures of the synchronous type
- H02K55/04—Dynamo-electric machines having windings operating at cryogenic temperatures of the synchronous type with rotating field windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
- H02K9/193—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil with provision for replenishing the cooling medium; with means for preventing leakage of the cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The present invention relates to a kind of dish-style double air gaps internal rotor iron-core less motor, including internal rotor component and external stator component, internal rotor component includes motor shaft, at least one pair of the dish-shaped yoke being set on the motor shaft and some permanent magnets being installed on dish-shaped yoke opposite face in pairs；External stator component includes housing and at least one dish-shaped iron-less core coil in housing, and the number of dish-shaped iron-less core coil is identical with the logarithm of dish-shaped yoke, and a dish-shaped iron-less core coil is provided between the permanent magnet on a pair of dish-shaped yoke opposite faces；Motor includes superconducting module, and superconducting module includes being perfused with superconducting fluid in the hollow core conductor of the dish-shaped iron-less core coil of coiling and the heat build-up bag of hollow core conductor connection, hollow core conductor and heat build-up bag.The heat moment of iron-less core coil passes to heat build-up bag, can be cooled rapidly, and radiating efficiency is high, and radiating mode of the invention disclosure satisfy that the radiating requirements of iron-less core coil.
Description
Technical field
It is to be related to a kind of dish-style double air gaps internal rotor iron-core less motor specifically the present invention relates to technical field of motors.
Background technology
With in world wide the energy it is increasingly deficient, the energy it is effective using increasingly being paid attention to, and generator and
Motor is the most important thing of contemporary energy device development, and energy-conserving and environment-protective are the key issues for being badly in need of solving.Asynchronous machine, excitation
Synchronous motor is most general motor at present, and they are double iron loss, and copper loss, actual efficiency only has 60-70%, observable index
It is higher.Permagnetic synchronous motor is more a little better than upper two electric efficiency and energy-conservation aspect, but undesirable, with copper loss and iron
Damage double losses, also have appeared to be on very big permanent-magnet magnetic resistance, surface permanent magnet and core structure can relative energy-saving, but stator and
The permanent-magnet magnetic resistance produced between rotor is again lost energy-saving power, not to mention realizes straight drive.Iron-core less motor
Development is the motor technology most saved at present, and its structure only has copper loss.Other motors of iron-core less motor and the above compare
Efficiency is very high, but applies less at present, and key issue is that the cooling problem of motor can not be solved, and hampers iron-core less motor
Using.Particularly double air gaps iron-core less motor, stator winding is clipped in the middle by birotor, and very high skill is brought to motor radiating
Art problem.
The content of the invention
It is an object of the invention to provide a kind of dish-style double air gaps internal rotor iron-core less motor, existing iron-core-free electricity is solved
The technical problem of machine cooling.
In order to solve the above technical problems, the present invention is achieved using following technical scheme：
A kind of dish-style double air gaps internal rotor iron-core less motor, including internal rotor component and external stator component, the internal rotor component
Including motor shaft, at least one pair of the dish-shaped yoke being set on the motor shaft and it is installed on dish-shaped yoke opposite face in pairs
Some permanent magnets；The external stator component includes housing and at least one dish-shaped iron-less core coil in the housing, institute
The number for stating dish-shaped iron-less core coil is identical with the logarithm of the dish-shaped yoke, the permanent magnetism on the pair of dish-shaped yoke opposite face
A dish-shaped iron-less core coil is provided between body；The motor includes superconducting module, the superconducting module
Heat build-up bag including the hollow core conductor of dish-shaped iron-less core coil described in coiling and hollow core conductor connection, the hollow core conductor and
Superconducting fluid is perfused with heat build-up bag.
Dish-style double air gaps internal rotor iron-core less motor as described above, the housing includes setting in end cap, the end cap
There is water stream channel, the superconducting module carries out heat exchange with the end cap.
Dish-style double air gaps internal rotor iron-core less motor as described above, the heat build-up bag is located at the dish-shaped iron-less core coil
Outer rim, the heat build-up bag is relative with the position of the water stream channel.
As described above dish-style double air gaps internal rotor iron-core less motor, if the housing is by end cap and between end cap
Dry annular center disc connects to be formed, and is formed between two neighboring center disc, between end cap and center disc adjacent thereto
There is water stream channel, the superconducting in installation groove for installing the dish-shaped iron-less core coil, the center disc
Module carries out heat exchange with the center disc.
Dish-style double air gaps internal rotor iron-core less motor as described above, the heat build-up bag is located at the dish-shaped iron-less core coil
Outer rim, the heat build-up bag is relative with the position of the water stream channel.
Dish-style double air gaps internal rotor iron-core less motor as described above, the heat build-up bag is located in the installation groove.
Dish-style double air gaps internal rotor iron-core less motor as described above, the water stream channel of two neighboring center disc passes through even
Adapter connection, the water stream channel of the end cap is connected with the water stream channel of adjacent center disc by connecting tube.
Dish-style double air gaps internal rotor iron-core less motor as described above, the water stream channel is Ω types.
Dish-style double air gaps internal rotor iron-core less motor as described above, the motor includes liquid cooling system, the cold system of the liquid
System includes water stream channel, controller, temperature sensor, refrigerant circulation pump, medium circulation pipeline and radiator；The refrigerant circulation
Pipeline is connected with the water stream channel, and the temperature sensor is used for the temperature for detecting the iron-less core coil and sent to described
Controller, the controller is used to output control signals to the refrigerant circulation pump and radiator.
Be provided with dish-style double air gaps internal rotor iron-core less motor as described above, the dish-shaped yoke it is some with it is described
The coaxial rotor magnetic guiding loop of motor shaft, the magnetic guiding loop is radially provided with some magnetic conduction bars, the rotor magnetic guiding loop and leads
Magnetic stripe forms some grids, and the permanent magnet is located in the grid of the dish-shaped yoke, and the permanent magnet magnetic pole same
It is radially identical to be alternately distributed in same circumference；The external stator component include stator magnetic guiding loop, the iron-less core coil around
System on the stator magnetic guiding loop, the stator magnetic guiding loop with it is described relative with the position of rotor magnetic guiding loop.
Compared with prior art, advantages and positive effects of the present invention are：Iron-core less motor of the present invention includes superconducting
Module, the heat build-up bag that superconducting module includes the hollow core conductor of the dish-shaped iron-less core coil of coiling and connected with hollow core conductor is empty
Superconducting fluid is perfused with heart wire and heat build-up bag, operationally, the heat that coil is produced by electric current is directly by superconduction for motor
Liquid, which is led, gives heat build-up bag, and the heat moment of iron-less core coil passes to heat build-up bag, and the heat of iron-less core coil is only remaining very small
Heat.Thus, the heat of the generation of iron-less core coil can be cooled rapidly, and radiating efficiency is high, and radiating mode of the invention can
Meet the radiating requirements of iron-less core coil.
Motor of the present invention greatly reduces volume, reduces weight, entirely without magnetic resistance, efficiency high, moment of torsion be big, overload power
By force, small volume, lightweight.The present invention eliminates 100% tin plate compared with prior art, eliminates 30-40% copper materials, assembles
Without magnetic force interference.In machine applications, gear box structure can be eliminated, straight drive is fully achieved.The present invention enormously simplify machine
Tool structure, the efficiency of motor brings up to more than 98%.Space flight, ship, submarine, industrial equipment, new-energy automobile, wind-force can be used in
The fields such as generating, thermo-electric generation.
It is read in conjunction with the figure after the detailed description of embodiment of the present invention, the other features and advantages of the invention will become more
Plus it is clear.
Brief description of the drawings
Fig. 1 is the sectional view of specific embodiment of the invention motor.
Fig. 2 is the exploded view of specific embodiment of the invention motor.
Fig. 3 is the phantom of specific embodiment of the invention iron-less core coil and center disc.
Fig. 4 is the schematic diagram of specific embodiment of the invention permanent magnet and rotor magnetic guiding loop.
Fig. 5 is the schematic diagram of specific embodiment of the invention center disc and end cap.
Fig. 6 is the water (flow) direction schematic diagram in specific embodiment of the invention water stream channel.
Fig. 7 is the schematic diagram of specific embodiment of the invention superconducting module section.
Fig. 8 is the schematic diagram of specific embodiment of the invention liquid cooling system.
Fig. 9 is the schematic diagram of specific embodiment of the invention combined type iron-core less motor.
Embodiment
The embodiment to the present invention is described in detail below in conjunction with the accompanying drawings.
As shown in Figure 1-2, the present embodiment proposes a kind of dish-style double air gaps internal rotor iron-core less motor, and it is outer fixed that motor includes
Sub-component and internal rotor component.So-called internal rotor, the housing for referring to external stator component is fixed position, whole external stator component
It is in a fixed position, the motor shaft of internal rotor component is rotary, and whole internal rotor component is rotary.
Internal rotor component includes motor shaft 101, at least one pair of the dish-shaped yoke 102 being installed on motor shaft 101 and installed
In in pairs to some permanent magnets 103 on dish-shaped yoke opposite face.The present embodiment includes being set in 5 dishes on motor shaft 101
Yoke 102, two neighboring dish-shaped yoke 102 is formed a pair, and 5 dish-shaped yokes 102 are sequentially arranged on motor shaft 101, form 4
It is right, it is mounted on the opposite face of each pair dish yoke 102 on some permanent magnets 103, and the opposite face of the dish-shaped yoke 102 of each pair
In permanent magnet 103, N poles are extremely relative with S, and S poles are extremely relative with N.Also, the magnetic pole of the permanent magnet 103 in same yoke 102 exists
It is same radially identical, i.e., it is radially N poles same or is S poles, N poles and S poles is alternately distributed in same circumference.
External stator component includes housing 201 and at least one dish-shaped iron-less core coil 202 in housing 201.Dish
The number of iron-less core coil 202 is identical with the logarithm of dish-shaped yoke 102.Wherein, dish-shaped iron-less core coil 202 is installed on housing
On 201, a dish-shaped iron-less core coil 202 is provided between the permanent magnet 103 of a pair of dish-shaped opposite faces of yoke 102.
Permanent magnet 103 on one dish-shaped iron-less core coil 202 and two dish-shaped yokes 102 is relative, a dish-shaped iron-free
The generating of the dish-shaped yokes 102 of core coil 202 and two and one group of structure of composition of permanent magnet 103 thereon or electric module, one
Motor may include multigroup generating or electric module.
Connected between housing 201 and motor shaft 101 by bearing 3, it is real by bearing 3 between housing 201 and motor shaft 101
Now relatively rotate.Housing 201 and iron-less core coil 202 is synchronous is relatively rotated with motor shaft 101, namely permanent magnet 103 and
When iron-less core coil 202 is relatively rotated, iron-less core coil 202 does cutting magnetic induction line motion and produces electric current, now, and motor is generating
Machine.When iron-less core coil 202 is powered, phase interaction occurs for the permanent magnet 103 of the electromagnetic field that stator module is produced and rotor assembly
Firmly, motor axle 101 relatively rotates with housing 201, now, and motor is motor.Motor includes rotary transformer
9, the rotating shaft of rotary transformer 9 is fixedly connected on motor shaft 101, the angle corresponding with stator module for detecting rotor assembly
Degree.
Housing 201 is metal material, plays the role of armoured magnetic field, prevents magnetic field from leaking outside.
In order to realize the cooling of motor, the motor of the present embodiment includes superconducting module, as shown in fig. 7, superconducting
The heat build-up bag 52 that module includes the hollow core conductor 51 of the dish-shaped iron-less core coil of coiling and is connected with hollow core conductor 51, hollow core conductor 51
Insulating barrier including metallic core and coated metal core body, metallic core is hollow-core construction, the hollow-core construction of hollow core conductor 51 and
Superconducting fluid is perfused with heat build-up bag 52.Specifically, the metallic core of hollow core conductor 51 uses hollow-core construction, metallic core it is hollow
Structure is connected with heat build-up bag 52, and metallic core is sealed heat build-up mouthful after extracting vacuum, injection superconducting fluid out, then pass through through mould die mould
Insulating process processing is wound on stator magnetic guiding loop 203 after forming insulating barrier, and high polymer material of then casting, high polymer material is excellent
Nano material is selected, heat build-up bag 52 is located at the outer rim of dish-shaped iron-less core coil 202.When motor operationally, hollow core conductor 51 has greatly
Electric current by when, the heat of generation will instantaneous expansion reaction, heat led to heat build-up bag 52.
When motor only has a pair of magnetic yoke 102, housing 201 can be spliced to form by two end caps 2011.
In the present embodiment, some annular center discs 2012 of the housing 201 by end cap 2011 and between end cap 2011
Connection is formed.The installation groove for installing iron-less core coil is formed between end cap 2011 and center disc 2012 adjacent thereto
4, the installation groove 4 for installing iron-less core coil is formed between two neighboring center disc 2012.End cap 2011 has tubular
The section in portion and dish portion, cylindrical part and dish portion is L-shaped；Center disc 2012 has cylindrical part and a dish portion, cylindrical part with
The section in dish-shaped portion is T-shaped.
In order to carry out quick heat radiating to the heat of heat build-up bag 52, as shown in Fig. 1,3,5, set in the present embodiment end cap 2011
There is water stream channel 2013, superconducting module carries out heat exchange with end cap 2011.It is preferred that, water stream channel 2013 is Ω types, is gathered
Heat bag 52 is located at the outer rim of iron-less core coil 202, and heat build-up bag 52, which is located at, to be installed in groove 4, and water stream channel 2013 is located at turning for L-type
At angle, the position of water stream channel 2013 is relative with the position of heat build-up bag 52, in favor of the radiating of heat build-up bag 52.Center disc 2012
Water stream channel 2013 is inside also equipped with, superconducting module carries out heat exchange with center disc 2012.It is preferred that, water stream channel
2013 be Ω types, and heat build-up bag 52 is located at the outer rim of iron-less core coil 202, and heat build-up bag 52, which is located at, to be installed in groove 4, water stream channel
2013 positioned at T-shaped | and place, the position of water stream channel 2013 is relative with the position of heat build-up bag 52, in favor of the radiating of heat build-up bag 52.
Wherein, the heat build-up bag 52 of the iron-less core coil 202 adjacent with center disc 2012 passes through the water stream channel on center disc 2012
2013 are radiated, and the heat build-up bag 52 of the iron-less core coil 202 adjacent with end cap 2011 passes through end cap 2011 and adjacent thereto
The water stream channel 2013 of center disc 2012 is radiated.
Thus, the heat of heat build-up bag 52 is transferred to rapidly water stream channel 2013, and heat is by the cooling in water stream channel 2013
Liquid circulation export.
As shown in figure 5, for the ease of realizing circulating for coolant, the water stream channel of two neighboring center disc 2012
2013 are connected by connecting tube 2014, the water stream channel of the water stream channel 2013 of end cap 2011 and adjacent center disc 2012
2013 are connected by connecting tube 2014.As shown in fig. 6, being the water (flow) direction schematic diagram in housing 201.
As shown in fig. 6, being connected with the water inlet pipe 61 and outlet pipe 62 connected with water stream channel 2013 on end cap 2011.
As shown in figure 8, the motor of the present embodiment include liquid cooling system, liquid cooling system include water stream channel 2013, controller,
Temperature sensor, refrigerant circulation pump, medium circulation pipeline and radiator；The water inlet pipe 61 of medium circulation pipeline and end cap 2011 and
Outlet pipe 62 connects, and refrigerant circulation pump and radiator are located in medium circulation pipeline.Temperature sensor is used to detect non-iron core wire
The temperature of circle is simultaneously sent to controller, and controller is used to output control signals to refrigerant circulation pump and radiator.In TEMP
When the temperature of device detection iron-less core coil is higher than design temperature, controller control refrigerant circulation pump and radiator work, with quick
The temperature of iron-less core coil is reduced, when temperature sensor detects that the temperature of iron-less core coil is less than design temperature, illustrates iron-free
The heat that core coil is produced is few, now, and controller control refrigerant circulation pump and radiator are stopped.It is preferred that in refrigerant circulation
The fluid reservoir for storing refrigerant is connected with pipeline.
In order to improve electric efficiency, the present embodiment is to the mounting means of permanent magnet 103 and the installation side of iron-less core coil 202
Formula is improved：
As shown in Fig. 1,2,4, dish-shaped yoke 102 is processed in dish using high magnetic conductive metal material, dish-shaped yoke 102
Surface is provided with multiple rotor magnetic guiding loop locating slots, and some rotors coaxial with motor shaft 101 are provided with dish-shaped yoke 102
Magnetic guiding loop 104, rotor magnetic guiding loop 104 is installed on magnetic guiding loop locating slot, and the material of rotor magnetic guiding loop 104 is metal.Rotor magnetic conduction
Ring 104 is radially provided with some magnetic conduction bars 105, and rotor magnetic guiding loop 104 and magnetic conduction bar 105 form some grids, permanent magnet
103 are located in grid, and permanent magnet 103 magnetic pole same radially identical, i.e., be radially N poles same or be S
Pole, N poles and S poles are alternately distributed in same circumference.
Rotor magnetic guiding loop 104, magnetic conduction bar 105 and permanent magnet 103 are mounted in yoke 102, specifically, rotor magnetic guiding loop
104th, magnetic conduction bar 105 and permanent magnet 103 can be pasted in yoke 102 by high polymer material, and magnetic conduction bar 105 is fitted in permanent magnet
103 and rotor magnetic guiding loop 104 on, magnetic conduction bar 105 is fixed by screws in yoke 102.Rotor magnetic guiding loop 104, magnetic conduction bar 105
Mounting means with permanent magnet 103 is：One is first installed in yoke 102 and encloses permanent magnet 103, then mounts one and permanent magnet 103
Adjacent rotor magnetic guiding loop 104, then magnetic conduction bar 105 is installed, permanent magnet 103 and rotor magnetic guiding loop 104 are fitted in yoke 102
On；Attachment permanent magnet 103, rotor magnetic guiding loop 104, magnetic conduction bar 105 are further continued for, circulates successively, after installation, then uses macromolecule
Material is cast.
Internal rotor component is by yoke 102, rotor magnetic guiding loop 104, permanent magnet 103, magnetic conduction bar 105 and high polymer material group
Into.Separated between adjacent permanent magnet 103 by rotor magnetic guiding loop 104 and magnetic conduction bar 105, specifically, by leading between N poles and S poles
Magnetic stripe 105 is separated, and is separated between N poles and N poles or by rotor magnetic guiding loop 104 between S poles and S poles.Adjacent same sex N poles and
There is rotor magnetic guiding loop 104 to be separated by between same sex S poles and S poles between N poles permanent magnet 103, adjacent, so, can make N poles and
N poles, the repulsion between S poles and S poles is changed into adhesive, again can export the magnetic field of repulsion, the axle of permanent magnet 204 is improved after export
To magnetic flux.Between adjacent different in nature N poles and S poles, provided with magnetic conduction bar 105, magnetic conduction bar 105 makes the polarity between N poles and S poles clear
Chu separates plays fixation again, rotor magnetic guiding loop 104 and the formation magnetic conduction grid of magnetic conduction bar 105.
The present embodiment internal rotor component makes the magnetic line of force formation focus of each pair magnetic pole, alignment is simultaneously due to using magnetic conduction grid
The magnetic conduction grid of external stator component is penetrated, the permanent magnet N poles on a pair of magnetic yoke opposite face and the S poles of permanent magnet is formed magnetic and returns
Road, permanent magnet S pole and permanent magnet N poles form magnetic loop, the high magnetic conduction rotor of combined type magnetic conduction web frame as permanent magnet independence.
The magnetic flux of each pair magnetic pole is improved many than the rotor magnetic flux of other magnetoes, greatly reduce material cost.
Rotor magnetic guiding loop 104 uses metal material, and magnetic conduction bar 105 uses alloy material, and permanent magnet 103 is rare earth neodymium iron
Boron, samarium cobalt permanent magnet, Al-Ni-Co permanent magnet or iron oxygen permanent magnet, permanent magnet 103 can be cuboid or long shoe shape or trapezoidal.
As shown in figure 3, external stator component includes stator magnetic guiding loop 203 corresponding with the rotor magnetic guiding loop 104 in yoke, it is fixed
The quantity of sub- magnetic guiding loop 203 is identical with the quantity of the rotor magnetic guiding loop 104 of yoke 102, the position of stator magnetic guiding loop 203 and yoke
The position of 102 rotor magnetic guiding loop 104 is corresponding.Stator magnetic guiding loop 203 is nonferrous alloy material.Specifically, hollow core conductor 51
It is wound on stator magnetic guiding loop 203 and iron-less core coil 202 is formed after high polymer material of casting.
External stator component is the composition such as high polymer material by superconducting hollow core conductor 51, stator magnetic guiding loop 203.Each
Magnetic pole is connected to form by stator magnetic guiding loop 203, hollow core conductor 51, referred to as magnetic conduction grid.The magnetic conduction grid of internal rotor component it is every
Every lattice of lattice and external stator component magnetic conduction grid have accurate positioning.Magnetic pole N, S of every group of magnetic conduction grid of internal rotor component
The relation of S, N pole corresponding in the axial direction with external stator component magnetic conduction grid is very accurate between pole.During generating, rotor turns
Dynamic and stator cutting magnetic line, stator winding produces induced electromotive force output induced-current.When electronic, pass through rotary transformer sense
Instruction should be issued to electric machine controller to the accurate location of each pair magnetic pole in rotor magnetic conduction grid and stator magnetic conduction grid, so that
Control rotor rotation.
The magnetic conduction grid of the present embodiment, further optimizes magnetic field structure, can be greatly reduced with permanent magnetism body weight, in same work(
Under rate compared with the iron-core less motor of other magnet structures, permanent magnet consumption only has half, greatly reduces the system of motor
Cause this.
The present embodiment stator module does not use ferrous material, does not have permanent magnet 103 directly to inhale on stator module
The corresponding N poles in the position of conjunction, only birotor and the adhesive of S poles, penetrate the stator magnetic conduction grid being clipped in the middle of birotor, make to lead to
The magnetic conduction grid crossed on stator produces bigger magnetic field, and magnetic resistance is zero, without unnecessary loss, the only copper of stator winding in itself
Damage, bigger mechanical efficiency can be played.
Certainly, as shown in figure 9, the motor shaft of multiple iron-core less motors is sequentially connected, combined type iron-core less motor can be formed,
Output power or generated energy can be improved.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. a kind of dish-style double air gaps internal rotor iron-core less motor, it is characterised in that the motor includes internal rotor component and outer fixed
Sub-component, the internal rotor component includes motor shaft, at least one pair of the dish-shaped yoke being set on the motor shaft and is installed on
Some permanent magnets on paired dish yoke opposite face；The external stator component include housing and in the housing at least
One dish-shaped iron-less core coil, the number of the dish-shaped iron-less core coil is identical with the logarithm of the dish-shaped yoke, the pair of
A dish-shaped iron-less core coil is provided between permanent magnet on dish-shaped yoke opposite face；The motor includes superconducting
Module, what the hollow core conductor and the hollow core conductor that the superconducting module includes dish-shaped iron-less core coil described in coiling were connected
Superconducting fluid is perfused with heat build-up bag, the hollow core conductor and heat build-up bag.
2. dish-style double air gaps internal rotor iron-core less motor according to claim 1, it is characterised in that the housing includes end
Water stream channel is provided with lid, the end cap, the superconducting module carries out heat exchange with the end cap.
3. dish-style double air gaps internal rotor iron-core less motor according to claim 2, it is characterised in that the heat build-up bag is located at
The outer rim of the dish-shaped iron-less core coil, the heat build-up bag is relative with the position of the water stream channel.
4. dish-style double air gaps internal rotor iron-core less motor according to claim 2, it is characterised in that the housing is by end cap
And some annular center discs between end cap connect to be formed, there is water stream channel, the vacuum in the center disc
Superconduction module carries out heat exchange with the center disc.
5. dish-style double air gaps internal rotor iron-core less motor according to claim 4, it is characterised in that the heat build-up bag is located at
The outer rim of the dish-shaped iron-less core coil, the heat build-up bag is relative with the position of the water stream channel.
6. dish-style double air gaps internal rotor iron-core less motor according to claim 5, it is characterised in that in two neighboring indirectly
The installation groove for installing the dish-shaped iron-less core coil is formed between disk, between end cap and center disc adjacent thereto,
The heat build-up bag is located in the installation groove.
7. dish-style double air gaps internal rotor iron-core less motor according to claim 4, it is characterised in that in two neighboring indirectly
The water stream channel of disk is connected by connecting tube, and the water stream channel of the water stream channel of the end cap and adjacent center disc passes through even
Adapter connection.
8. the dish-style double air gaps internal rotor iron-core less motor according to claim 2-7 any one, it is characterised in that described
Water stream channel is Ω types.
9. the dish-style double air gaps internal rotor iron-core less motor according to claim 1-7 any one, it is characterised in that described
Motor includes liquid cooling system, and the liquid cooling system includes water stream channel, controller, temperature sensor, refrigerant circulation pump, refrigerant and followed
Endless tube road and radiator；The medium circulation pipeline is connected with the water stream channel, and the temperature sensor is used to detect described
The temperature of iron-less core coil is simultaneously sent to the controller, and the controller is used to output control signals to the refrigerant circulation pump
And radiator.
10. the dish-style double air gaps internal rotor iron-core less motor according to claim 1-7 any one, it is characterised in that institute
State some rotor magnetic guiding loops coaxial with the motor shaft are provided with dish-shaped yoke, the magnetic guiding loop is radially provided with
Some magnetic conduction bars, the rotor magnetic guiding loop and magnetic conduction bar form some grids, and the permanent magnet is located at the net of the dish-shaped yoke
In lattice, and the magnetic pole of the permanent magnet radially identical is alternately distributed same in same circumference；The external stator component bag
Stator magnetic guiding loop is included, the iron-less core coil is wound on the stator magnetic guiding loop, the stator magnetic guiding loop and described and rotor
The position of magnetic guiding loop is relative.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710496067.2A CN107231073A (en) | 2017-06-26 | 2017-06-26 | A kind of dish-style double air gaps internal rotor iron-core less motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710496067.2A CN107231073A (en) | 2017-06-26 | 2017-06-26 | A kind of dish-style double air gaps internal rotor iron-core less motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107231073A true CN107231073A (en) | 2017-10-03 |
Family
ID=59936270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710496067.2A Withdrawn CN107231073A (en) | 2017-06-26 | 2017-06-26 | A kind of dish-style double air gaps internal rotor iron-core less motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN107231073A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107394980A (en) * | 2017-09-01 | 2017-11-24 | 谭成刚 | More rotor multiple stators iron-core less motor stator structures |
| CN108448850A (en) * | 2018-04-17 | 2018-08-24 | 广州通达汽车电气股份有限公司 | Motor and automobile |
| CN111953096A (en) * | 2020-09-11 | 2020-11-17 | 浙江盘毂动力科技有限公司 | Axial magnetic field motor and cooling structure thereof |
| CN112436717A (en) * | 2020-10-29 | 2021-03-02 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | High-temperature superconducting motor rotor and assembling method thereof |
| CN113964966A (en) * | 2021-10-28 | 2022-01-21 | 中国第一汽车股份有限公司 | Stator assembly, manufacturing method thereof and axial flux motor |
-
2017
- 2017-06-26 CN CN201710496067.2A patent/CN107231073A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107394980A (en) * | 2017-09-01 | 2017-11-24 | 谭成刚 | More rotor multiple stators iron-core less motor stator structures |
| CN108448850A (en) * | 2018-04-17 | 2018-08-24 | 广州通达汽车电气股份有限公司 | Motor and automobile |
| CN108448850B (en) * | 2018-04-17 | 2024-04-16 | 广州通达汽车电气股份有限公司 | Motor and automobile |
| CN111953096A (en) * | 2020-09-11 | 2020-11-17 | 浙江盘毂动力科技有限公司 | Axial magnetic field motor and cooling structure thereof |
| CN112436717A (en) * | 2020-10-29 | 2021-03-02 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | High-temperature superconducting motor rotor and assembling method thereof |
| CN113964966A (en) * | 2021-10-28 | 2022-01-21 | 中国第一汽车股份有限公司 | Stator assembly, manufacturing method thereof and axial flux motor |
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