CN105610261B - A kind of modularization matrix form line inductance electromotor - Google Patents
A kind of modularization matrix form line inductance electromotor Download PDFInfo
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- CN105610261B CN105610261B CN201610040496.4A CN201610040496A CN105610261B CN 105610261 B CN105610261 B CN 105610261B CN 201610040496 A CN201610040496 A CN 201610040496A CN 105610261 B CN105610261 B CN 105610261B
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- inductance electromotor
- line inductance
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- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
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- Engineering & Computer Science (AREA)
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- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Linear Motors (AREA)
Abstract
A kind of modularization matrix form line inductance electromotor, four primary stator components (2) are spatially pressed 2 × 2 matrix patterns and are arranged, are in sphere of movements for the elephants shape.Cross gap (3) is provided between the inner surface of four stator components (2), secondary (1) is arranged at the cross gap (3).It is provided with mechanical airgap (4) between the outer surface and four stator component (2) inner surfaces of secondary (1).Four stator components (2) are symmetrical about the central axis of secondary (1), the coiling direction of two sets of Concentrical windings on a diagonal line is identical, opposite with the coiling direction of two sets of Concentrical windings on an other diagonal line.Eight primary effective working faces are symmetrical about the central axis (15) of secondary (1), and the direction of motion of secondary (1) is parallel with effective working face.The primary can be spliced into sector boss primary matrix formula line inductance electromotor along collateral motion direction.
Description
Technical field
The present invention relates to a kind of modularization matrix form line inductance electromotors.
Background technology
Load and electric mover can be fused into one and directly move in a straight line by linear motor, eliminate mechanical switch dress
It sets, has many advantages, such as that simple in structure, transmission efficiency, thrust and speed are easily controllable, the height suitable for high-thrust long-stroke adds,
Deceleration application scenario, such as electromagnetic launch, vehicle collision experiment platform.Especially bilateral long preliminary linear induction motor, movement
Secondary is usually the solid sheet metal of conduction so that accelerator is simpler, and since secondary does not have permanent magnet, motor
Grade has preferable anti-corrosion, humidity resistance, enhances motor adaptability, compares permanent-magnetism linear motor, conductive solid plate in addition
Grade quality is small so that motor entirety payload increases, but the shortcomings that bilateral line inductance electromotor is also obvious, air gap compared with
Greatly, power factor is low, power of motor density is low, and effective working face of every stator only has one side, as shown in figure 14 so that bilateral
Line inductance electromotor cannot play completely in the special occasions advantage for requiring freight weight limit amount to limit volume.
To improve power of motor density, 104779755 A of Chinese patent CN disclose a kind of modularization Double-stator permanent magnetic direct
Line motor and the motor module being made of it belong to magnetic flux switching permanent-magnetism linear motor scope, but mover (secondary) includes mould
Block iron core, armature winding and permanent magnet, secondary structure is complicated and mover needs cable movement power supply, in long stroke, high-speed cruising
The lower reliability for reducing motor.
" annular winding segmented permanent magnet synchronous linear motor " of 101783574 B of Chinese patent CN discloses a kind of base
In the multistage permanent magnetic linear synchronous motor of Circular Winding, primary is used as stator, stator top and bottom that permanent magnet excitation component is arranged and makees
For secondary mover.Although this structure increases primary effective working face, but the iron yoke of mover, permanent magnetism increase secondary mass,
Reduce the payload and mechanical efficiency of motor.
Xu Jin etc. is in a kind of electrotechnics journal the 9th interim " bilateral linear induction of four stators delivered of volume 26 in 2011
Mathmatic model of motor and working characteristics " is electronic using a kind of bilateral linear induction of four stators applied to Electromagnetic Launching occasion
Machine, structure is as shown in figure 15, which arranges two bilateral long preliminary linear induction motor stators up and down, shares an I word
Type solid conductive plate secondary improves the output mechanical power of mover.But still two bilateral line inductance electromotors are only in principle
Vertical power supply controls respectively, and effective working face of every stator (primary) is still one side.
Invention content
That present invention aim to address existing linear induction engine efficiencies and power factor is low, power of motor density is low asks
Topic, proposes a kind of modularization matrix form line inductance electromotor.
Technical scheme of the present invention uses following technical scheme：
A kind of modularization matrix form line inductance electromotor, it is characterised in that：The modularization matrix form line inductance electromotor
Including primary and secondary.The primary is made of four stator components, and four stator components spatially press 2 × 2 matrix forms
Sample is sequentially arranged, and is in sphere of movements for the elephants shape, and the inner surface of four stator components is provided with cross gap, time between each other
Grade is arranged in the cross gap location, and mechanical gas is provided between secondary outer surface and four stator component inner surfaces
Gap.
The secondary is formed by four blocks of upper and lower, left and right metallic conduction plate is orthogonal, and section is in cross.Every piece of metallic conduction
Plate thickness is identical, extension elongation is equal, and extension elongation is more than single iron core width, and four blocks of metallic conduction plates protrude stator department
Part outer edge is equipped with chamfering at the right-angled intersection of four blocks of metallic conduction plates.
Each stator component is wrapped in a cuboid iron core by a set of Concentrical winding and forms.Sphere of movements for the elephants shape arranges
Four stator components in, the right side of the two cuboid iron cores in left side and right side of two, left side cuboid iron core is provided with
Stationary plane.Each cuboid iron core its excess-three groove at side surface in addition to stationary plane, a set of Concentrical winding is in slot.Four fixed
Subassembly is symmetrical about secondary central axis, is located at the coiling direction phase of two sets of Concentrical windings on a diagonal line
Together, opposite with the coiling direction of two sets of Concentrical windings on an other diagonal line.
The Concentrical winding is often covered to be made of A, B, C three-phase Concentrical winding.A phases Concentrical winding is by A type coils
Connection composition, B phases Concentrical winding are made of the connection of Type B coil, and C phases Concentrical winding is made of the connection of c-type coil.A molded line
Circle, Type B coil and c-type coil, which stretch out, forms end turn at the stationary plane of cuboid iron core, the end of A type coils is not inside
Bending, Type B overhang inwardly slightly be bent, c-type overhang curve inwardly degree maximum.The three-phase concentric type around
Group is single layer integral pitch winding, is more than or equal to 1 per the slot number extremely per phase.Coil number per phase Concentrical winding is identical, single line
The number of turns of circle is more than or equal to 1, and four sets of Concentrical windings of primary four stator components are the same as the connection that is in series.
Each stator component close to and to be parallel to two secondary faces be effective working face.Modularization matrix of the present invention
Formula line inductance electromotor shares eight effective working faces, and eight effective working faces are symmetrical about secondary central axis,
The secondary direction of motion is parallel with effective working face.
The appearance and size of each cuboid iron core is identical, by the regular quadrangle silicon steel sheet with chamfering along collateral motion
Direction laminates, and is fixed by fastening bolt.
The multiple modularization matrix form line inductance electromotor primary can closely splice along collateral motion direction, constitute long first
The matrix form line inductance electromotor of grade, short secondary.
It is an advantage of the invention that：It, can be by each stator department of adjustment using matrix form primary and cross secondary structure
The winding method of part winding make motor main flux vertically, left and right directions constitute circuit, four stator components form phase mutual coupling
It closes, indispensable entirety.It is two that the present invention, which increases the effective working face of each stator of traditional line induction machine from one side,
Face, it is simple and compact for structure, it can be obviously improved power of motor density, motor whole efficiency and power factor are improved, this foreign minister
Than traditional I font secondary structures, cross secondary can improve secondary structural strength, promote the load capacity of motor.
Description of the drawings
Fig. 1 is structure of the invention stereoscopic schematic diagram；
Fig. 2 is the A-A ＇ views of Fig. 1；
Fig. 3 is the vertical view of Fig. 1；
Fig. 4 is secondary structure stereoscopic schematic diagram；
Fig. 5 is the A-A ＇ views of Fig. 4；
Fig. 6 is a cuboid core structure stereoscopic schematic diagram；
Fig. 7 is four cuboid core section schematic diagrames；
Fig. 8 is a set of Concentrical winding structural upright schematic diagram；
Fig. 9 is A type coils, Type B coil, c-type loop construction stereoscopic schematic diagram；
Figure 10 is the current direction schematic diagram at four sets of Concentrical winding a certain moment；
Figure 11 is a certain moment main magnetic circuit schematic diagram of motor；
Figure 12 is long primary matrix formula line inductance electromotor structural upright schematic diagram；
Figure 13 is the structural upright schematic diagram of embodiment 2；
Figure 14 is bilateral line inductance electromotor structural schematic diagram；
Figure 15 is that two bilateral line inductance electromotors share a secondary structure schematic diagram；
In figure：1 grade, 2 stator components, 3 cross gaps, 4 mechanical airgaps, 5 cuboid iron cores, 6 Concentrical windings, 7
Fastening bolt, 8A phase Concentrical windings, 9B phase Concentrical windings, 10C phase Concentrical windings, 11A type coils, 12B type coils,
13C type coils, 14 stationary planes, 15 secondary centre axis, 16 big silicon steel sheets, 17 small silicon steel sheets, 18 rulers, 19 slots, 20 screw holes, 21 fall
Angle, 22 Circular Windings.
Specific implementation mode
It is further illustrated the present invention below in conjunction with the drawings and specific embodiments.
Fig. 1 to Figure 12 show the embodiment of the present invention 1.Modularization matrix form line inductance electromotor of the present invention include it is primary and
Secondary 1.Primary is made of four stator components 2, and four stator components 2 are spatially sequentially arranged by 2 × 2 matrix patterns, are in
Sphere of movements for the elephants shape arranges.The inner surface of four stator components 2 is provided with cross gap 3 between each other, secondary 1 be arranged in this ten
At font gap 3.The mechanical airgap 4 of 1 movement of secondary is set between secondary 1 outer surface and four 2 inner surfaces of stator component.
As shown in Figure 4 and Figure 5, secondary 1 is by four pieces of upper and lower, left and right metallic conduction plate 1-1,1-2,1-3,1-4 orthogonal systems
At section is in cross.Copper, aluminum or aluminum alloy can be used in the material of metallic conduction plate.The thickness of every block of metallic conduction plate is identical,
The equal length of stretching, and extension elongation is more than single iron core width, four pieces of metallic conduction plates 1-1,1-2,1-3,1-4 protrude
The outer edge of four stator components 2.For the mechanical strength of enhancing secondary 1, secondary 1 can be formed by metal material is integrated poured, and
There is chamfering 21 at the square crossing of secondary 1.In the present embodiment, the first metallic conduction plate 1-1 is by transmission mechanism and load phase
Even, remaining metallic conduction plate plays support and guiding role by mechanical structure.
Each stator component 2 is wrapped in a cuboid iron core 5 by a set of Concentrical winding 6 and forms.Sphere of movements for the elephants shape
In four stator components 2 of arrangement, the right side of the two cuboid iron cores in left side and right side of two cuboid iron cores in left side
Face is provided with stationary plane 14.In addition to stationary plane, excess-three groove at side surface, a set of Concentrical winding is embedded in each cuboid iron core
In slot.Four stator components 2 are symmetrical about the central axis 15 of secondary 1.As shown in Fig. 2, the first stator component 2-1 and
Two stator component 2-2 are about the first metallic conduction plate 1-1 mirror symmetries；Third stator component 2-3 and the 4th stator component 2-4 are closed
In third metallic conduction plate 1-3 mirror symmetries；First stator component 2-1, third stator component 2-3 are about the 4th metallic conduction plate
1-4 mirror symmetries；Second stator component 2-2, the 4th stator component 2-4 are about the second metallic conduction plate 1-2 mirror symmetries.It is located at
Two sets of Concentrical windings, the 6 coiling direction of the first stator component 2-1, third stator component 2-3 on diagonal line are identical, with second
Stator component 2-2, two sets of Concentrical windings, the 6 coiling direction of the 4th stator component 2-4 are opposite.
The Concentrical winding 6 is often covered to be made of A, B, C three-phase Concentrical winding.A phases Concentrical winding 8 is by A molded line
Composition is connected in series or in parallel in circle 11, and B phases Concentrical winding 9 is connected in series or in parallel by Type B coil 12 to be formed, C phase concentric types
Winding 10 is connected in series or in parallel by c-type coil 13 and is formed.A type coils 11, Type B coil 12 and c-type coil 13 stretch out cuboid
End turn is formed at the stationary plane of iron core.At A type coils 11, Type B coil 12 and the stretching core ends of c-type coil 13 inwardly
Bending degree is different, and the end of A type coils 11 does not curve inwardly, and the end of Type B coil 12 is inwardly slightly bent, c-type coil
13 ends curved inwards degree is maximum.As shown in figure 8, in the end of a set of concentric coil 6, the end of Type B coil 12
In 11 tip inside of A type coils, Concentrical winding 6 is convenient in the end of c-type coil 13 in this way in the inside of Type B end turn 12
Installation.The coil number of every phase Concentrical winding of each stator component 2 is identical, and the number of turns of single coil is more than or equal to 1,
Three-phase Concentrical winding is single layer integral pitch winding, 1 is more than or equal to per the slot number extremely per phase, four sets of primary four stator components are same
Core type winding 6 is controlled by single current transformer and is powered with the connection that is in series.
Each stator component 2 close to and be parallel to secondary 1 two faces be effective working face, so modularization matrix
Formula line inductance electromotor shares eight effective working faces, and eight effective working faces symmetrically divide about the central axis 15 of secondary 1
The direction of motion of cloth, secondary 1 is parallel with effective working face.
As shown in Figure 10 and Figure 11, and another diagonal because the coiling direction of the Concentrical winding 6 on the diagonal line is identical
The coiling direction of Concentrical winding 6 on line on the contrary, after four sets of 6 series-feds of Concentrical winding, close to and be parallel to same gold
In two significant surfaces for belonging to conductive plate, with the coil current of phase winding, direction is identical at any time.According to the sky of above-mentioned electric current
Between the regularity of distribution, close to and be parallel to same metallic conduction plate two significant surfaces generate alternating flux can pass perpendicularly through gold
Belong to conductive plate and constitute closed circuit, with two stator components are closed on electromagnetic couplings, four stators occur for any one stator component
Component 2 generates thrust with 1 interaction of secondary.Compared to Figure 14 and the bilateral line inductance electromotor of tradition shown in figure 15, modularization
The effective working face of the single stator component of matrix form line inductance electromotor from two sides is increased on one side, increase it is primary and secondary between
Coupling regime has been obviously improved motor energy index, increases power density.
The appearance and size of each cuboid iron core 5 is identical, is transported along secondary 1 by the regular quadrangle silicon steel sheet with chamfering
Dynamic direction is overrided to form, then is fixed along criss-cross secondary 1 direction of motion by four fastening studs 7.Big silicon steel sheet 16 is laminated into
The ruler 18 of cuboid iron core, small silicon steel sheet 17 laminate into the slot 19 of cuboid iron core.
As shown in figure 12, the multiple modularization matrix form line inductance electromotor primary can closely be spelled along collateral motion direction
It connects, constitutes iron core segmentation, magnetic field continuously long primary, the matrix form line inductance electromotor structure type of short secondary, modules
Changing matrix form line inductance electromotor primary can be connected in series with, and can also be connected in parallel, and segmentation is taken to change step power supply strategy, and motor is whole
Body structural module is easily installed and safeguards.
Figure 13 show the embodiment of the present invention 2：Modularization matrix form line inductance electromotor cuboid iron core four sides can open loop
Shape slot, using loop coil 22, the structure of the other parts of motor constitutes the modularization square based on Circular Winding with embodiment 1
Configuration line inductance electromotor is further simplified the installation manufacturing process of motor.
Claims (4)
1. a kind of modularization matrix form line inductance electromotor, it is characterised in that：The modularization matrix form line inductance electromotor packet
Include primary and secondary (1)；The primary is made of four stator components (2), and four stator components (2) spatially press 2 × 2
Matrix pattern is arranged, is in sphere of movements for the elephants shape；Cross gap (3) is provided between the inner surface of four stator components (2), it is described
Secondary (1) be arranged at the cross gap (3)；The outer surface of secondary (1) and four stator component (2) inner surfaces it
Between be provided with mechanical airgap (4)；
The secondary (1) is formed by four pieces of upper and lower, left and right metallic conduction plate (1-1,1-2,1-3,1-4) is orthogonal, and section is in ten
Font；Four pieces of metallic conduction plates (1-1,1-2,1-3,1-4) protrude the outer edge of four stator components (2)；Every block of metal is led
The thickness of battery plate is identical, the equal length of stretching, and extension elongation is more than single iron core width；First metallic conduction plate (1-1)
It is connected with load.
2. modularization matrix form line inductance electromotor according to claim 1, it is characterised in that：Stator department described in four
Part (2) is symmetrical about the central axis (15) of secondary (1), is located at the coiling of two sets of Concentrical windings on a diagonal line
Direction is identical, opposite with the coiling direction of two sets of Concentrical windings on an other diagonal line.
3. modularization matrix form line inductance electromotor according to claim 2, it is characterised in that：On diagonal line
One stator component (2-1), the 4th stator component (2-4) two sets of Concentrical windings coiling direction it is identical, with the second stator department
Part (2-2), third stator component (2-3) two sets of Concentrical windings coiling direction it is opposite.
4. modularization matrix form line inductance electromotor according to claim 1, it is characterised in that：Each stator component
(2) close to and to be parallel to two faces of secondary (1) be effective working face；The modularization matrix form line inductance electromotor primary is total
There are eight effective working faces, eight effective working faces are symmetrical about the central axis (15) of secondary (1), the fortune of secondary (1)
Dynamic direction is parallel with effective working face.
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| CN201610040496.4A CN105610261B (en) | 2016-01-21 | 2016-01-21 | A kind of modularization matrix form line inductance electromotor |
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| CN201610040496.4A CN105610261B (en) | 2016-01-21 | 2016-01-21 | A kind of modularization matrix form line inductance electromotor |
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| CN105610261A CN105610261A (en) | 2016-05-25 |
| CN105610261B true CN105610261B (en) | 2018-09-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110649782B (en) * | 2019-09-12 | 2020-09-15 | 珠海格力电器股份有限公司 | Primary iron core staggered driving structure, linear motor and numerical control equipment |
| CN110829936B (en) * | 2019-11-26 | 2021-09-03 | 湖南磁浮技术研究中心有限公司 | Integral control method, device and equipment for multiple linear induction motors |
| CN112380670B (en) * | 2020-10-13 | 2023-08-29 | 中国科学院电工研究所 | Modeling method and system for sectional power supply linear induction motor based on virtual rotor |
| CN112614680B (en) * | 2020-12-10 | 2022-06-24 | 无锡市惠利特种电源有限公司 | Electrostatic shielding C-type transformer |
| CN113270958B (en) * | 2021-06-10 | 2022-09-20 | 同济大学 | Linear motor stator module, linear motor stator and linear motor |
| CN113241925B (en) * | 2021-07-12 | 2021-10-15 | 峰岹科技(深圳)股份有限公司 | Linear AC permanent magnet synchronous motor |
| CN114362472B (en) * | 2021-12-28 | 2023-04-25 | 中国人民解放军海军工程大学 | Segmented spliced modular linear motor with intersegmental magnetic field compensation windings and splicing compensation method thereof |
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|---|---|---|---|---|
| GB1209535A (en) * | 1967-06-29 | 1970-10-21 | Lineara Ab | A linear induction motor |
| CN101982930A (en) * | 2010-11-10 | 2011-03-02 | 哈尔滨工业大学 | Efficient three-phase slot-free permanent magnet motor |
| CN103141017A (en) * | 2010-08-23 | 2013-06-05 | 科韦里有限公司 | Linear motor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5656167A (en) * | 1979-10-15 | 1981-05-18 | Hitachi Ltd | Flat linear induction pump |
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2016
- 2016-01-21 CN CN201610040496.4A patent/CN105610261B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1209535A (en) * | 1967-06-29 | 1970-10-21 | Lineara Ab | A linear induction motor |
| CN103141017A (en) * | 2010-08-23 | 2013-06-05 | 科韦里有限公司 | Linear motor |
| CN101982930A (en) * | 2010-11-10 | 2011-03-02 | 哈尔滨工业大学 | Efficient three-phase slot-free permanent magnet motor |
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