CN110138162A - Outer disc type motor with fence type stator - Google Patents
Outer disc type motor with fence type stator Download PDFInfo
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- CN110138162A CN110138162A CN201910107364.2A CN201910107364A CN110138162A CN 110138162 A CN110138162 A CN 110138162A CN 201910107364 A CN201910107364 A CN 201910107364A CN 110138162 A CN110138162 A CN 110138162A
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 77
- 230000005291 magnetic effect Effects 0.000 claims description 66
- 238000004804 winding Methods 0.000 claims description 22
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 3
- 230000005415 magnetization Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 230000004907 flux Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 206010037660 Pyrexia Diseases 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 208000021760 high fever Diseases 0.000 description 1
- 210000000003 hoof Anatomy 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/187—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to inner stators
-
- 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
- H02K1/2786—Outer rotors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
-
- 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
- H02K16/00—Machines with more than one rotor or stator
- H02K16/02—Machines with one stator and two or more rotors
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
The invention discloses a kind of outer disc type motors with fence type stator, including a pivot；The disc type outer rotor of multiple configured in parallel, respectively include a disk ontology and even number permanent magnet, disk body central is vertically located in pivot, and adjacent permanent magnet is evenly distributed with same polarity relative mode, the opposite poles of the permanent magnet of disc type outer rotor are then relative to each other, fence type stator, including multiple strip iron cores, respectively parallel above-mentioned axial direction it is evenly distributed in one using pivot as the round tube of the heart, and aforementioned permanent magnet is respectively corresponded with the two poles of the earth, iron core number is greater than one times of permanent magnet and is lower than twice；And an enable controller, exchange clock pulse formula driving signal is provided, so that every two adjacent clock pulse formula driving signals have a homogeneous phase potential difference, the non-zero integer multiples that the Such phase differences summation of fence type stator is 360 degree.
Description
Technical field
The present invention relates to a kind of outer disc type motor, especially a kind of outer disc type motor with fence type stator.
Background technique
Common permanent magnetic DC servo motor is permanent magnet to be arranged in the rotor of periphery, and armature coil is set
The laundry in core is set, either electric current can generate heat by armature coil because of resistance, or occur in commutation process
It is shock heating when electric current jumper connection, it is all difficult to shed easily；When if it is being applied to Direct Driving System, the high fever at rotor will conduct
It to transmission shaft, is used for a long time down, can gradually lead to the deformation of transmission shaft；Opposite, as shown in Figure 1 permanent-magnetic AC servo horse
Up to 9, the stator with armature coil 91 is set to motor outer layer, and permanent magnet 93 is then set to 91 inside core of armature coil
Rotor, therefore radiate preferably, and have higher power to volume ratio.Part external-rotor motor, although overcoming armature coil
Heat dissipation problem, but it is limited to the structure design of ectonexine clad type, so that in face of outputting torsion change and installation space limitation etc.
When problem, the elasticity of strain is decreased.
Another aspect, since motor operation relies primarily on the heteropolar attracting and homopolar-repulsion of magnetic force, the magnetic line of force is distributed in
Occupy conclusive influence in motor operation.Because the magnetic resistance of air is very high, if the iron core in permanent magnetic device and coil, sealing
Shared approach ratio is lower in loop circuit, and the air section of process is longer, and magnetic resistance will be sharply increased, and magnetic flux thus disperses, efficiency
Also it decreases.A kind of existing disk generator 8, though as shown in Fig. 2, the motor configuration of disc type outer rotor 81 is disclosed, it is right
Above-mentioned fever and energy consumption issues has no appropriate answer.In addition, the number of permanent magnet and coil 83 does not match properly, also will
Cause magnetic loop can not stepless action, may cause power output in each action period and neglect and big neglect the uneven situation that operates.
How to allow the magnetic pole of permanent magnet and the gap shrinks of iron core, and constitute magnetic loop appropriate, allows magnetic flux quantity set
In avoid dissipating in expected access, and properly use the driving signal of time-varying, form electromagnet and permanent magnet is efficient
Thus ground reciprocation promotes the energy conversion efficiency of motor, is exactly problem to be solved by this invention.
Summary of the invention
A purpose of the invention is providing a kind of outer disc type motor with fence type stator, by stator core and turns
The number ratio of sub- permanent magnet, it is ensured that the air gap effectively reduces, and flux path is smooth, reaches to reduce and generates heat and reduce energy consumption
Effect.
Another object of the present invention is providing a kind of outer disc type motor with fence type stator, is driven and is believed using clock pulse formula
Phase difference between number cooperates the proportional arrangement of iron core and permanent magnet, makes motor entirety magnetic drive uniform, smooth movements.
Still a further object of the present invention is providing a kind of outer disc type motor with fence type stator, is passing through disc type outer rotor
Structure is wrapped by the stator with coil windings not, is easy to radiate and smoothly extend the service life of motor sub-assembly.
Another object of the present invention is providing a kind of outer disc type motor with fence type stator, is being put down each other by every two
The structure of one group of fence type stator is set between the disc type outer rotor of row configuration, it can be according to need to the two of aforementioned external disk formula rotor
Outside is coaxially expanded, and the specifications design for not changing motor monomer is reached, and can the elastic need in response to outputting torsion and installation space
It asks.
A kind of outer disc type motor with fence type stator of present disclosure, comprising: at least one is axially extending along one
Pivot；At least two disc type outer rotors parallel to each other, each aforementioned disc type outer rotor respectively include a disk ontology
And even number permanent magnet, and above-mentioned disc ontology is vertically located in above-mentioned pivot, aforementioned permanent magnet respectively with its symmetrical centre
Above-mentioned disk ontology, and each aforementioned permanent magnet and above-mentioned pivot are set in such a way that two magnetic poles are set to above-mentioned disk ontology respectively
Axis shortest distance point is co-located at more than one and states on the circle that pivot is the center of circle, and every two adjacent aforementioned permanent magnet is with identical
The mode that polarity is connected to each other is connected and relatively above-mentioned pivot is evenly distributed and the disc type outer rotor of aforementioned at least two proximity
The opposite poles of aforementioned permanent magnet are positioned opposite to each other；At least one set of fence type stator, including multiple strip iron cores, it is each
Aforementioned iron core is arranged in parallel with each other respectively along parallel above-mentioned axial direction, and is uniformly distributed in more than one and states the circle that pivot is the center of circle
At pipe, each aforementioned iron core of aforementioned this group of fence type stator corresponds to both of the aforesaid disk respectively with respective the two poles of the earth difference proximity
The above-mentioned permanent magnet of formula outer rotor and aforementioned iron core number are greater than one times of above-mentioned permanent magnet number and are lower than twice,
Each aforementioned iron core is wound with a coil windings respectively, and the clock pulse formula driving signal for receiving an exchange magnetizes aforementioned iron core；Extremely
A few rotor-position sensing element for measuring the permanent magnet position of above-mentioned disc type outer rotor, and exports at least one position
Signal；And an enable controller provides the clock pulse formula driving signal of above-mentioned exchange extremely according to the aforementioned location signal received
Above-mentioned coil windings, and between making the clock pulse formula driving signal of every two adjacent aforementioned coil windings, it is respectively provided with a uniform phase
Potential difference, and the non-zero that the Such phase differences summation between all adjacent windings windings of all this group of fence type stators is 360 degree is whole
Several times.
Outer disc type motor above-mentioned with fence type stator, wherein each above-mentioned iron core is multiple silicon steel sheets.
Outer disc type motor above-mentioned with fence type stator, wherein above-mentioned fence type stator further includes that a fixing is above-mentioned
The non-magnetic stator base of each iron core.
Outer disc type motor above-mentioned with fence type stator further includes the motor for being connected to above-mentioned fence type stator
Shell.
Outer disc type motor above-mentioned with fence type stator, wherein the length of above-mentioned iron core be not more than 3.5 centimetres, and on
The integral thickness of outer disc type motor is stated no more than 6 centimetres.
Outer disc type motor above-mentioned with fence type stator, wherein above-mentioned rotor-position sensing element is Hall element.
Outer disc type motor above-mentioned with fence type stator, further includes:
One parallel above-mentioned disc type outer rotor and it is identical as aforementioned disc type outer-rotor structure and in altogether pivot configuration it is auxiliary
Disc type outer rotor is helped, aforementioned auxiliary disc type outer rotor is set to the outside of above-mentioned two disc type outer rotor；
One group of auxiliary fence type being set between one of both of the aforesaid disc type outer rotor and above-mentioned auxiliary disc type outer rotor is fixed
Son, the auxiliary fence type stator is identical with above-mentioned fence type stator structure and in pivot configuration altogether, and the auxiliary fence type stator is simultaneously
Magnetized by above-mentioned enable controller enable.
Outer disc type motor above-mentioned with fence type stator, wherein above-mentioned iron core above-mentioned permanent magnet corresponding with proximity
The shortest distance be less than above-mentioned disk body thickness.
Since to contain at least two parallel to each other for a kind of outer disc type motor with fence type stator of the application
Disc type outer rotor and at least one set of fence type stator, pass through the ingenious configuration and at least one pivot that outer rotor and stator are mutual
Concatenation, on the one hand reduce air-gap distance so that magnetic flux mainly passes through iron core and permanent magnet reaches circuit, magnetic resistance quilt
It is greatly reduced；Another aspect collectively forms magnetic loop since the number of permanent magnet and iron core is mutually matched, and collocation has spy each other
The clock pulse formula driving signal of phase bit difference, allows the smooth movements of rotor；It is subject to outer disc type motor radiating to be easy, the motor sub-assembly service life
Extended, further by the expansion of auxiliary disc type outer rotor and auxiliary fence type stator, so that the present invention is not required to change horse
It, can elasticity adjustment outputting torsion and the demand in response to installation space up to the specifications design of monomer；In particular, by outer rotor
Every two adjacent permanent magnet is arranged in such a way that identical polar is connected to each other and relatively aforementioned pivot is evenly distributed, and every two
The opposite poles of the permanent magnet of the disc type outer rotor of proximity are positioned opposite to each other and each iron core of fence type stator difference
With the permanent magnet of the corresponding two disc type outer rotors of respective the two poles of the earth difference proximity, it is greater than permanent magnet number in conjunction with iron core number
One times and be lower than twice of design feature, each permanent magnet is all arranged in pairs or groups a complete magnetic loop, effectively promotion motor just
Energy conversion efficiency, and reach reduction fever and reduce the effect of consuming energy, and then reach all purposes described above.
Detailed description of the invention
Fig. 1 is the structure schematic side view of the existing motor with outer rotor, to illustrate phase of the motor stator with rotor
To positional relationship.
Fig. 2 is the configuration diagram of prior art disc type motor, to illustrate its main composition element and its opposite pass
System.
Fig. 3 is the part isometric exploded pictorial for the first preferred embodiment of outer disc type motor that the present invention has fence type stator
Figure, illustrates the disk ontology and permanent magnet structure of rotor.
Fig. 4 is the part isometric decomposition diagram of Fig. 3 embodiment, illustrates the non-magnetic stator base and iron core-line of stator
The relativeness stereoscopic schematic diagram of circle.
Fig. 5 is the permanent magnet and core-coil Three-dimensional combination diagram of Fig. 4.
Fig. 6 is the permanent magnet and core-coil perspective exploded view of Fig. 5.
Fig. 7 is the actuating wheel schematic diagram that Fig. 3 is applied to electric bicycle.
Fig. 8 is the actuating wheel schematic diagram that Fig. 3 is applied to single tine electric bicycle.
Fig. 9 is the clock pulse formula driving signal schematic diagram that Fig. 3 embodiment enable controller provides, and illustrates adjacent windings winding institute
Receive clock pulse formula driving signal phase difference relationship.
Figure 10 is that the magnetic line of force of Fig. 3 embodiment permanent magnet is distributed schematic side view.
Figure 11 is that the part isometric decomposition for the second preferred embodiment of outer disc type motor that the present invention has fence type stator is shown
It is intended to.
Description of symbols:
20- enable controller；12- pivot；121- circle；123 (123 ')-round tube；14 (81)-disc type outer rotor；141- disk
Ontology；93 (143,143 ', 143 ")-permanent magnets；The poly- magnetic magnet of 145-；16 (16 ')-fence type stator；161(161',
161 ")-iron core；163- coil windings；The non-magnetic stator base of 165-；18- rotor-position sensing component；21- front fork；3- motor
Shell；9- permanent-magnetic AC servo motor；91- armature coil；8- disk generator；83- coil；The outer disc type motor of 1-.
Specific embodiment
For the present invention aforementioned and other technology contents, feature and effect refer to the preferable reality of attached drawing in following cooperation
It applies in the detailed description of example, can clearly appear from；In addition, in embodiments, identical element will be indicated with similar label.
A kind of first preferred embodiment of the outer disc type motor with fence type stator of the application, please also refer to Fig. 3 to 6
Shown, aforementioned outer disc type motor 1 has a pivot 12 axially extended, for purposes of illustration only, defined herein aforementioned axial side
To for the disc type outer rotor 14 parallel to each other along the up and down direction of attached drawing and two, each disc type outer rotor 14
A disk ontology 141 and even number permanent magnet 143 are respectively included, is by taking 6 permanent magnets 143 as an example in this example.And this
Disk ontology 141 in example is all circular discoid, is vertically located in above-mentioned pivot 12 respectively with its symmetrical centre.
Aforementioned permanent magnet 143 be in this example be slightly embedded in above-mentioned disk ontology 141 in long flat curved arc shape is flat, and
And two magnetic pole N, S of each permanent magnet 143, it is not only all set at above-mentioned disk ontology 141, and two adjacent permanent magnetics
Iron 143 is arranged in such a way that the pole N is close two-by-two or the pole S is close two-by-two.As a person skilled in the art easily
Understand, even if permanent magnet herein changes and adopts it such as the shape of a hoof or rectangle, as long as being set to disk ontology 141 according to foregoing manner,
Still without for fear of implementation of the invention, and since permanent magnet 143 in this example are as curved arc shape, the curved arc shape of magnet just makes
It obtains each magnet and magnetic pole is all co-located at more than one and states pivot 12 to be evenly distributed on the circle 121 in the center of circle, in addition, both of the aforesaid
Disc type outer rotor 14 is oppositely arranged mode, be by the opposite poles of permanent magnet 143 relative to one another in a manner of be arranged.
Above-mentioned outer disc type motor 1 also includes one group of fence type stator 16, this group of fence type stator 16 includes 9 in this example
The strip iron core 161 of equal length, and the length of each above-mentioned iron core 161 is 3.5 centimetres, iron core 161 in this example release
To be constituted with multiple silicon steel sheets, eddy current effect is thus reduced, and jointly by the fixing of a non-magnetic stator base 165.When
So, those of ordinary skill can arbitrarily select that such as iron powder die casting forms or other usual magnetic conductors are made in technical field
For iron core, nothing is implemented for fear of the application.Each aforementioned iron core 161 is arranged in parallel with each other along parallel above-mentioned axial direction respectively, and
It is even be distributed in more than one state pivot 12 be the center of circle round tube 123 at, due to uniformly being configured between each iron core 161, each iron
Angle between core 161 and 12 line of pivot and 12 line of adjacent iron cores 161 and pivot is respectively 30 degree, and each iron core 161
The two poles of the earth difference proximity corresponds to the above-mentioned permanent magnet 143 of both of the aforesaid disc type outer rotor 14, due to 161 number of iron core in this example
It is 1.5 times of permanent magnet 143, so no matter permanent magnet 143 turns to any position, two iron cores can be corresponded to just
161, and two iron cores 161 are respectively close to its pole N and the pole S, so that the disc type outer rotor of upper and lower 14 mutual corresponding two is forever
Long magnet 143 just can constitute a complete magnetic loop by two iron cores 161 herein.
Motor integral thickness especially such as in this example is not more than 6 centimetres, actually only about 5 centimetres or so of thickness, outside disc type
Then about 0.5 centimetre of the thickness of rotor 14 so that iron core 161 is quite narrow compared to the gap between permanent magnet 143, than disc type outside
The thickness of rotor 14 is narrower, so that the part for air of passing through in magnetic loop is very short, the magnetic line of force of permanent magnet 143 will intensively pass through
Iron core 161, magnetic resistance are thus greatly reduced.Certainly, it is familiar with this field personage and is appreciated that constitute above-mentioned corresponding flux path,
The number of the aforementioned iron core of the present invention is necessary for that radial symmetrical positive integer is presented relative to above-mentioned pivot, and number is greater than
One times of above-mentioned permanent magnet number and it is lower than twice.
Each above-mentioned iron core 161 is wound with a coil windings 163 respectively, for receiving the clock pulse formula driving signal S1 of an exchange
Magnetize aforementioned iron core 161；Permanent magnet 143 certain magnetic pole just through iron core 161 corresponding end when, formed in core ends
Magnetism identical with the magnetic pole, to play the thrust that same polarity is repelled each other, and offer heteropolarity is attracting when opposite magnetic pole is close
Gravitation；Until a secondary magnetic pole is close, then the end magnetic of iron core 161 starts to weaken and arrive and be zeroed, and subsequent commutation changes with opposite
It is magnetic to push a time magnetic pole to remain in operation once again.Number due to permanent magnet 143 and the number not equal to iron core 161, will produce
Raw maximum promotion torque does not merely have to 143 position of permanent magnet for accurately obtaining disc type outer rotor 14, will also be to each coil
Winding 163, which provides, has dephased clock pulse formula driving signal.
Therefore, it is measured by rotor-position sensing element 18 as shown in Figure 9 and exports a position signal to enable control
Device 20 processed, and enable controller 20 provides the clock pulse formula driving signal of an exchange then according to the aforementioned location signal received
S1 to fence type stator 16 coil windings 163 so that the clock pulse formula driving signal Sl of every two adjacent windings winding 163
Between, it is respectively provided with a uniform phase difference, and aforementioned between all adjacent windings windings 163 of all this group of fence type stators 16
The non-zero integer multiples that phase difference summation is 360 degree.Therefore, each iron core 161 will be by matching with 14 revolving speed of disc type outer rotor
Clock pulse formula driving signal is driven, and is respectively present such as in this example 120 between the clock pulse formula driving signal that is received of adjacent iron cores 161
The phase difference of degree, so that clock pulse formula driving signal suffered by the 4th iron core would be equivalent to first often after three iron cores
Iron core, and after nine iron cores, the summation of the phase difference in this example is 180 degree.In this example, above-mentioned rotor-position sensing
Part 18 are interpreted as Hall element, and the technical field of the invention those of ordinary skill can be selected other suitable elements and carry out simply
Transformation.
In this example, fence type stator 16 further includes a non-magnetic stator base 165, uses and fixes each iron core
161, and non-magnetic stator base 165 is more respectively arranged with one group of ball bearing (not shown) in attached drawing upper and lower ends, thus allows
Above-mentioned pivot 12 smoothly pivots in non-magnetic stator base 165.And allow disc type outer rotor 14 and fence type stator 16 can phase
To pivotally combining.As shown in fig. 7, because the motor in this example is the actuating wheel as electric bicycle, disc type outer rotor 14
Directly in combination with the cover tire to wheel, and non-magnetic stator base 165 then further connects a motor case 3, is then connected to electricity
The front fork 21 of dynamic bicycle, to protect the fence type stator (not shown) not make iron core 161 because of external force accident collision or contact
Or coil windings 163 are impaired or short circuit is burnt.Certainly, even if the front fork is changed to rear fork, or it is changed to the unilateral front fork such as Fig. 8
21, without for fear of implementation of the invention.
Please also refer to shown in Fig. 9, when above-mentioned outer disc type motor 1 is located at the disc type outer rotor 14 of above-mentioned axial top forever
The magnetic pole of long magnet 143 from left to right by S-N, N-S, S-N ... in a manner of dock arranged in series in disk ontology 141, then relatively
Positioned at the disc type outer rotor 14 of above-mentioned axial lower section permanent magnet 143 magnetic pole from left to right will be oppositely arranged and with N-S,
S-N, N-S ... mode dock arranged in series in disk ontology 141.At this point, if the magnetic pole for thering is an iron core 161 to be induced by driving
Just the magnetic pole of above-mentioned permanent magnet 143 corresponding with proximity is identical, pushes permanent magnet by iron core 161 due to magnetic pole repels each other
143 move along the tangential direction of above-mentioned circle 121, that is, above-mentioned disc type outer rotor 14 is pushed by above-mentioned fence type stator 16 and revolved
Turn, in this example, identical at 120 degree of generations one on circle 121 weeks effect will be pushed or pulled on, so that above-mentioned outer disc type motor
Each phase can produce the thrust or pulling force of three times in 1.
Aforementioned 161 number of iron core and 143 number ratio of permanent magnet are 3:2 in this example, that is, every three aforementioned iron cores 161
Two permanent magnets 143 are respectively corresponded, are formed within 141 1 weeks 3 groups of such corresponding combinations altogether around disk ontology, and such as Figure 10 institute
Show, the shortest distance of above-mentioned iron core 161 above-mentioned permanent magnet 143 corresponding with proximity is less than above-mentioned disk body thickness, makes to correspond to
Above-mentioned iron core 161 and above-mentioned permanent magnet 143 form good flux circuit.Considering clock pulse formula driving signal leads people's simultaneously
Situation, permanent magnet 143 are rotated with rotor, when by induction magnetic pole commutation in iron core 161 just, pass through permanent magnet 143
The magnetic line of force pass through iron core 161 so that magnetic hystersis loss (Hysteresis Losses) reduces, and then reduces magnetic conductor fever,
So that the consumption of electric energy reduces, motor overall conversion efficiency thus rises.
It is rotated when above-mentioned disc type outer rotor 14 is pushed by above-mentioned fence type stator 16, iron core 161 and permanent magnet 143 are original
The corresponding relationship of foundation occurs dislocation and changes, homopolarity repulsion suffered by original magnetic pole, gradually because the rotation of rotor, changes by secondary
Gravitation of one magnetic pole by opposite poles, at this point, above-mentioned rotor-position sensing element 18 will sense disc type outer rotor 14 forever
The change of 143 position of long magnet further exports an above-mentioned position signal to above-mentioned enable controller 20, promotes enable control
Device 20 processed studies and judges whether disc type outer rotor 14 has rotation speed change according to the position signal received, and determines that exchange clock pulse formula is driven
Whether the frequency of dynamic signal needs cooperation to increase or decrease.
In the present embodiment, further to reduce the distance of air-gap, and the magnetic line of force of permanent magnet is allowed to concentrate, because
This is installed respectively in position of the magnetic pole towards fence type stator 16 of the opposite permanent magnet of proximity each other 143 of every two polarity
There is a poly- magnetic magnet 145 as shown in FIG. 6, in this case, it is an oblate column type permanent magnet, each poly- magnetic magnet 145
Be attracting with the magnetic pole that corresponds to permanent magnet, and undertake the channel as the magnetic line of force, further constriction by permanent magnet 143 to
Air-gap between iron core 161 reduces magnetic resistance and promotes transfer efficiency.
Certainly, this poly- magnetic magnet is not necessarily arranged, and reduces manufacturing cost to simplify structure, can also be such as the figure l1 present invention
It is shown in second preferred embodiment, thin shrinking between above-mentioned permanent magnet 143 ' and adjacent permanent is narrow, and reduce simultaneously forever
Distance between long magnet 143 ' and the iron core 161 laid along virtual round tube 123 ', so that between rotor and fence type stator 16 '
Magnetic group reduces.In addition, above-mentioned permanent magnet only needs to be uniformly arranged in pairs, 6 are not necessarily limited by, and in fence type stator
Iron core number, it is only necessary to meet integer of the number between one times to twice of above-mentioned permanent magnet number, key is above-mentioned
Clock pulse formula driving signal, the integral multiple that phase difference summation to each other is 360 degree, and the phase difference between every two adjacent windings is all
It is mutually the same, and changed with revolving speed.
In particular, when the motor undercapacity being made of two panels disc type outer rotor and one group of fence type stator merely, this
Under disc type outer rotor of the embodiment more below original attached drawing, more along the coaxial direction of pivot, increase by one group and aforementioned disc type
Outer rotor is identical with above-mentioned fence type stator structure and in outside the auxiliary fence type stator of total pivot configuration and auxiliary disc type turns
Son, the auxiliary fence type stator are simultaneously magnetized by above-mentioned enable controller enable, for ease of understanding, only show auxiliary fence herein
The iron core 161 " of formula stator and the permanent magnet 143 " for assisting disc type outer rotor increase whole torsion with regard to this and export.Due to upper
The number for stating iron core and coil configures, and can provide permanent magnet complete magnetic line of force access, magnetic resistance is allowed to be greatly reduced, and permanent
The moving in rotation of magnet can periodically weaken hysteresis of the iron core during by ac signal excitation, allow hysteresis
Brought fever and energy dissipation reduce, so that calorific value is low during operation for presently disclosed motor, energy
High conversion efficiency is measured, the foregoing invention purpose for surmounting the prior art is reached.
Embodiment described above only describe the preferred embodiments of the invention, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made should all be remained within the scope of the patent still.
Claims (8)
1. a kind of outer disc type motor with fence type stator, comprising:
At least one is along an axially extending pivot；
At least two disc type outer rotors parallel to each other, each aforementioned disc type outer rotor respectively include a disk ontology and idol
Several permanent magnets, and above-mentioned disc ontology is vertically located in above-mentioned pivot, aforementioned permanent magnet difference respectively with its symmetrical centre
Above-mentioned disk ontology is set in such a way that two magnetic poles are set to above-mentioned disk ontology, and each aforementioned permanent magnet and above-mentioned pivot are most
Short distance point is co-located at more than one and states on the circle that pivot is the center of circle, and every two adjacent aforementioned permanent magnet is with identical polar
The mode being connected to each other is connected and relatively above-mentioned pivot is evenly distributed and the disc type outer rotor of aforementioned at least two proximity it is aforementioned
The opposite poles of permanent magnet are positioned opposite to each other；
At least one set of fence type stator, including multiple strip iron cores, each aforementioned iron core respectively along parallel above-mentioned axial direction that
This is arranged in parallel, and be uniformly distributed in more than one state pivot be the center of circle round tube at, aforementioned this group of fence type stator it is each
Aforementioned iron core corresponds to the above-mentioned permanent magnet of both of the aforesaid disc type outer rotor, Yi Jiqian respectively with respective the two poles of the earth difference proximity
Iron core number is stated greater than one times of above-mentioned permanent magnet number and lower than twice, each aforementioned iron core be wound with respectively a coil around
Group, the clock pulse formula driving signal for receiving an exchange magnetize aforementioned iron core；
At least one rotor-position sensing element for measuring the permanent magnet position of above-mentioned disc type outer rotor, and exports at least one
A position signal；And
One enable controller, according to the aforementioned location signal received, the clock pulse formula driving signal for providing above-mentioned exchange is supreme
Coil windings are stated, and between making the clock pulse formula driving signal of every two adjacent aforementioned coil windings, are respectively provided with a uniform phase
Difference, and the nonzero integer that the Such phase differences summation between all adjacent windings windings of all this group of fence type stators is 360 degree
Times.
2. the outer disc type motor according to claim 1 with fence type stator, wherein each above-mentioned iron core is multiple silicon
Steel disc.
3. the outer disc type motor according to claim 1 with fence type stator, wherein above-mentioned fence type stator further includes
The non-magnetic stator base of one above-mentioned each iron core of fixing.
4. the outer disc type motor according to claim 1 with fence type stator, further includes one and is connected to above-mentioned fence
The motor case of formula stator.
5. the outer disc type motor according to claim 1 with fence type stator, wherein the length of above-mentioned iron core is not more than
3.5 centimetres, and the integral thickness of above-mentioned outer disc type motor is not more than 6 centimetres.
6. the outer disc type motor according to claim 1 with fence type stator, wherein above-mentioned rotor-position sensing element
For Hall element.
7. the outer disc type motor according to claim 1 with fence type stator, further includes:
One parallel above-mentioned disc type outer rotor and bracket panel identical as aforementioned disc type outer-rotor structure and in pivot configuration altogether
Formula outer rotor, aforementioned auxiliary disc type outer rotor are set to the outside of above-mentioned two disc type outer rotor；
One group of auxiliary fence type stator being set between one of both of the aforesaid disc type outer rotor and above-mentioned auxiliary disc type outer rotor, should
Assist fence type stator identical with above-mentioned fence type stator structure and in pivot configuration altogether, the auxiliary fence type stator and by above-mentioned
Enable controller enable magnetization.
8. the outer disc type motor according to claim 1 with fence type stator, wherein above-mentioned iron core is corresponding with proximity
The shortest distance of above-mentioned permanent magnet is less than above-mentioned disk body thickness.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW107103798A TWI664794B (en) | 2018-02-02 | 2018-02-02 | Outer disk motor with fenced stator |
| TW107103798 | 2018-02-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110138162A true CN110138162A (en) | 2019-08-16 |
Family
ID=67568585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910107364.2A Pending CN110138162A (en) | 2018-02-02 | 2019-01-18 | Outer disc type motor with fence type stator |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110138162A (en) |
| TW (1) | TWI664794B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021035526A1 (en) * | 2019-08-27 | 2021-03-04 | 深圳市善象智能科技企业(有限合伙) | Disc type motor having fence type h-shaped stator |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI825120B (en) * | 2019-07-10 | 2023-12-11 | 黃思倫 | Disc motors and motor/generators with fence-type H-shaped stators |
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|---|---|---|---|---|
| CN101594016A (en) * | 2008-05-27 | 2009-12-02 | 日本电产芝浦株式会社 | Motor |
| CN102386739A (en) * | 2010-08-27 | 2012-03-21 | 日立空调·家用电器株式会社 | Axial gap rotating electrical machine |
| CN104253518A (en) * | 2013-06-28 | 2014-12-31 | 株式会社日立制作所 | Axial gap rotating electric machine |
| CN107210661A (en) * | 2014-11-20 | 2017-09-26 | 格林斯普可再生能源有限公司 | Generator |
| JP2018007304A (en) * | 2016-06-27 | 2018-01-11 | 株式会社神戸製鋼所 | Axial-gap rotary electric machine and manufacturing method therefor |
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| EP2671306B1 (en) * | 2011-01-31 | 2015-08-05 | Hitachi Koki Co., Ltd. | Disk motor, electric working machine including disk motor and method for manufacturing disk motor |
| CN202309429U (en) * | 2011-09-30 | 2012-07-04 | 武汉振兴天帝机电有限公司 | Disc type motor with multiple magnetic circuits |
| TWM429259U (en) * | 2012-01-17 | 2012-05-11 | Hui-Lin Chen | Improved structure of tray-type magnetic energy generator |
| CN205811825U (en) * | 2016-06-27 | 2016-12-14 | 成都联腾动力控制技术有限公司 | A kind of outer rotor multi-disc type permanent magnet synchronous motor |
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2018
- 2018-02-02 TW TW107103798A patent/TWI664794B/en active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101594016A (en) * | 2008-05-27 | 2009-12-02 | 日本电产芝浦株式会社 | Motor |
| CN102386739A (en) * | 2010-08-27 | 2012-03-21 | 日立空调·家用电器株式会社 | Axial gap rotating electrical machine |
| CN104253518A (en) * | 2013-06-28 | 2014-12-31 | 株式会社日立制作所 | Axial gap rotating electric machine |
| CN107210661A (en) * | 2014-11-20 | 2017-09-26 | 格林斯普可再生能源有限公司 | Generator |
| JP2018007304A (en) * | 2016-06-27 | 2018-01-11 | 株式会社神戸製鋼所 | Axial-gap rotary electric machine and manufacturing method therefor |
Cited By (1)
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|---|---|---|---|---|
| WO2021035526A1 (en) * | 2019-08-27 | 2021-03-04 | 深圳市善象智能科技企业(有限合伙) | Disc type motor having fence type h-shaped stator |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201935816A (en) | 2019-09-01 |
| TWI664794B (en) | 2019-07-01 |
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