CN209170086U - A kind of motor stator and motor in axial magnetic field - Google Patents
A kind of motor stator and motor in axial magnetic field Download PDFInfo
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- CN209170086U CN209170086U CN201822189035.0U CN201822189035U CN209170086U CN 209170086 U CN209170086 U CN 209170086U CN 201822189035 U CN201822189035 U CN 201822189035U CN 209170086 U CN209170086 U CN 209170086U
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 82
- 238000004804 winding Methods 0.000 claims abstract description 65
- 238000009413 insulation Methods 0.000 claims description 15
- 230000007935 neutral effect Effects 0.000 claims description 13
- 210000004899 c-terminal region Anatomy 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 239000004020 conductor Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 230000003140 astrocytic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000003636 conditioned culture medium Substances 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 238000000605 extraction Methods 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
- 238000002955 isolation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a kind of motor stator and motor in axial magnetic field.The motor stator includes: that annulus column goes out line bracket, multiple iron core groups and multiple collector rings；Each iron core group includes multiple iron cores；Multiple iron cores go out the lateral surface setting of line bracket around annulus column；Multiple collector rings are electrically insulated from one another, and collector ring goes out the central axis of line bracket and annulus column is arranged in go out on the medial surface of line bracket around annulus column；Wherein, around machine winding is provided with, the machine winding surrounded on multiple iron cores of same iron core group is electrically connected with same collector ring in the outside of iron core；Machine winding in different iron core groups is electrically connected from different collector rings.Technical solution provided by the utility model proposes a kind of wiring construction designed for sectional type iron core winding scheme, to guarantee that sectional type iron core winding and outlet are convenient.
Description
Technical field
The utility model embodiment is related to motor field more particularly to a kind of motor stator and motor in axial magnetic field.
Background technique
Motor in axial magnetic field is motor of the main field along machine shaft direction, and stator and rotor are discoid and with motors
Shaft is center axis.Stator and rotor are equipped with wire casing, are embedded after the electromagnetic wire in wire casing is powered and generate rotating excitation field drive
Rotor operating.Motor in axial magnetic field is relative to radial magnetic field motor torque density with higher, axial when the two revolving speed is identical
Magnetic field electric motor has higher power density, therefore in the higher occasion of power density needs, motor in axial magnetic field has larger
Application advantage.
In general, silicon steel sheet can be used around folded or use sectional type iron core winding in the stator core of motor in axial magnetic field.But
It is difficult around folded iron core winding using silicon steel sheet, be not suitable for volume production；Sectional type iron core winding scheme efficiency is higher, but current industry
Inside there is not yet the wiring construction for sectional type iron core winding scheme.
Utility model content
The utility model provides a kind of motor stator and motor in axial magnetic field, a kind of for sectional type iron core winding to propose
Scheme and the wiring construction designed, to guarantee that sectional type iron core winding and outlet are convenient.
In a first aspect, the utility model embodiment provides a kind of motor stator, which includes: annulus column outlet
Bracket, multiple iron core groups and multiple collector rings；Each iron core group includes multiple iron cores；
Multiple iron cores go out the lateral surface setting of line bracket around the annulus column；
Multiple collector rings are electrically insulated from one another, the collector ring around the annulus column go out line bracket central axis and
The annulus column is arranged in go out on the medial surface of line bracket；
Wherein, the outside of the iron core, which surrounds, is provided with machine winding, on the multiple iron core of the same iron core group
The machine winding surrounded is electrically connected with the same collector ring；The machine winding in the different iron core groups from it is different
The collector ring electrical connection.
Further, it includes the top and bottom end being parallel to each other that the annulus column, which goes out line bracket,；The top is provided with
Multiple grooves, the groove are through to the annulus column from the lateral surface that the annulus column goes out line bracket and go out in line bracket
Side；
The quantity of the groove is more than or equal to the quantity of the machine winding；
The conducting wire of the machine winding is electrically connected after running through the groove with the collector ring.
Further, which further includes multiple auxiliary connecting columns；Multiple auxiliary connecting columns surround the circle
Central column goes out the medial surface setting of line bracket；
The auxiliary connecting column is in " L-type ", and the first end of the auxiliary connecting column is electrically connected with the collector ring, described auxiliary
The second end of connecting column is helped to be set in the groove；
The conducting wire of the machine winding is wrapped in one side where the second end of the auxiliary connecting column, by described
Auxiliary connecting column is electrically connected with the collector ring.
Further, each collector ring includes multiple bulge-structures；
The bulge-structure goes out the central axis protrusion of line bracket towards the annulus column；
Each bulge-structure is electrically connected with an auxiliary connecting column.
Further, which further includes multiple binding posts and multiple outlet columns, the central axis side of the binding post
It is parallel with the central axis direction that the annulus column goes out line bracket to, the central axis direction of the outlet column；
Binding post electrical connection corresponding with the collector ring, outlet column electrical connection corresponding with the binding post.
Further, which further includes annular steps and dead ring；
The annular steps go out the central axis of line bracket and are set to the annulus column outlet around the annulus column
On the medial surface of bracket, and the annular steps are set to the slot bottom of the groove and the annulus column goes out the bottom of line bracket
Between end；
A dead ring is set between the two neighboring collector ring.
Further, the multiple collector ring includes that neutral bus ring, A phase collector ring, B phase collector ring and C phase collect
Electric ring；The binding post includes that connect terminal, B of A connects terminal and C connects terminal；The outlet column includes A phase outlet column, B
Phase outlet column and C phase outlet column；The dead ring includes that supplementary insulation ring, A phase dead ring, B phase dead ring insulate with C phase
Ring；
The supplementary insulation ring, the neutral bus ring, the A phase dead ring, the A phase collector ring, the B phase are exhausted
Edge ring, the B phase collector ring, the C phase dead ring, the C phase collector ring stack gradually and are installed on the annular steps and institute
Annulus column is stated to go out between the bottom end of line bracket；
The A terminal that connects is electrically connected with the A phase collector ring, and the A phase outlet column terminal that connects with the A is electrically connected
It connects；The B terminal that connects is electrically connected with the B phase collector ring, and the B phase outlet column and the B terminal that connects are electrically connected；It is described
The C terminal that connects is electrically connected with the C phase collector ring, and the C phase outlet column and the C terminal that connects are electrically connected.
Further, which further includes central axle and multiple insulation sleeves；
The central axle goes out line bracket with the annulus column and is fixedly connected, the central axle and the annulus
Column goes out line bracket and is arranged with central axis；
The central axle include along the central axle the perforative central through hole of the central axis direction and
Around the edge through-hole of central through hole setting；
The outlet column passes through the edge through-hole, and the insulation sleeve leads to for the outlet column to be fixed on the edge
Kong Zhong；
The outlet column is screwed by fastening nut with the binding post and is electrically connected.
Further, which further includes the first circle ring rack, the second circle ring rack and column, first annulus
Bracket, second circle ring rack and the annulus column go out line bracket and are arranged with central axis；
First circle ring rack is parallel with second circle ring rack and is oppositely arranged, and the column is for described in fixation
First circle ring rack and the second circle ring rack, to form the gap for being fitted into the iron core；
The multiple iron core is fitted and fixed between first circle ring rack and second circle ring rack；
One end that the annulus column goes out line bracket is fixedly connected with the inward flange of first circle ring rack, the annulus
The other end that column goes out line bracket is fixedly connected with the inward flange of second circle ring rack.
Second aspect, the utility model embodiment also provide a kind of motor in axial magnetic field, which includes the
On the one hand any motor stator provided, further includes rotor；
The motor stator and the rotor are coaxially disposed.
Motor stator provided by the embodiment of the utility model includes that annulus column goes out line bracket, multiple iron core groups and multiple
Collector ring；Each iron core group includes multiple iron cores；Multiple iron cores go out the lateral surface setting of line bracket around annulus column；Multiple collection
Electric ring is electrically insulated from one another, and collector ring goes out the central axis of line bracket and annulus column is arranged in go out in line bracket around annulus column
On side；Wherein, the outside of iron core surrounds and is provided with machine winding, the machine winding surrounded on multiple iron cores of same iron core group
It is electrically connected with same collector ring；Machine winding in different iron core groups is electrically connected from different collector rings, to propose a kind of needle
The wiring construction that sectional type iron core winding scheme is designed, to guarantee that sectional type iron core winding and outlet are convenient.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of motor stator provided by the embodiment of the utility model；
Fig. 2 is the structure for the dependency structure that annulus column goes out line bracket in motor stator provided by the embodiment of the utility model
Schematic diagram；
Fig. 3 is the flat shape schematic diagram of the collector ring in motor stator provided by the embodiment of the utility model；
Fig. 4 is the structural representation of the dependency structure of the central axle in motor stator provided by the embodiment of the utility model
Figure.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
It is bright, part relevant to the utility model is illustrated only for ease of description, in attached drawing rather than entire infrastructure.
Fig. 1 is a kind of structural schematic diagram of motor stator provided by the embodiment of the utility model, and Fig. 2 is the utility model reality
Apply the structural schematic diagram that annulus column in the motor stator of example offer goes out the dependency structure of line bracket.Referring to Figures 1 and 2, the electricity
Machine stator 10 includes: that annulus column goes out line bracket 101, multiple iron core group 102G and multiple collector rings 103；Each iron core group
102G includes multiple iron cores 102；Multiple iron cores 102 go out the lateral surface setting of line bracket 101 around annulus column；Multiple current collections
Ring 103 is electrically insulated from one another, and collector ring 103 goes out the central axis of line bracket 101 around annulus column and is arranged in annulus column outlet
On the medial surface of bracket 101；Wherein, the outside of iron core 102 surrounds and is provided with machine winding (not shown), same iron core group
The machine winding surrounded on multiple iron cores 102 of 102G is electrically connected with same collector ring 103；Motor in different iron core group 102G
Winding is electrically connected from different collector rings 103.
Wherein, multiple iron cores 102 in iron core group 102G can individually coiling, be centered around the outside of iron core 102 to be formed
Machine winding, to may make coiling easy and efficiently.
Illustratively, iron core 102 can be soft magnetic composite material (soft magnetic composite) SMC iron core.
Machine winding can be the copper wire with default line footpath.Here the line footpath that " default line footpath " is interpreted as conducting wire can be operated according to motor
Demand setting, the utility model embodiment are not construed as limiting this.Certainly, iron core 102 and machine winding can also be by art technologies
Other materials known to personnel is formed, and the utility model embodiment is not construed as limiting this.
Wherein, each collector ring 103 be used to be electrically connected the motor that is surrounded on multiple iron cores 102 of same iron core group 102G around
Group, i.e., by the way that iron core 102 and collector ring 103 are separately positioned on the lateral surface and medial surface that annulus column goes out line bracket 101
On, and machine winding, and the machine winding surrounded on multiple iron cores 102 of same iron core group 102G are connected by collector ring 103
It is electrically connected with same collector ring 103, it can be under the premise of sectional type iron core winding scheme coiling convenience and high-efficiency, so that rotor
Outlet is convenient and wiring is secured.
It should be noted that the quantity for showing iron core 102 merely exemplary in Fig. 1 is 24, but not practical to this
The restriction of the quantity of iron core 102 in the motor stator 10 that new embodiment provides.It in other embodiments, can be fixed according to motor
Quantity, the quantity of iron core group 102G, each iron core group 102G of iron core 102 is arranged in the actual demand of son 10 and motor entirety
In include iron core 102 quantity and multiple iron core group 102G multiple iron cores 102 arrangement mode, the utility model implement
Example is not construed as limiting this.
Optionally, with continued reference to Fig. 2, it includes the top and bottom end being parallel to each other that annulus column, which goes out line bracket 101,；Top is set
Multiple groove 101K are equipped with, groove 101K is through to annulus column from the lateral surface that annulus column goes out line bracket 101 and goes out line bracket
101 medial surface；The quantity of groove 101K is more than or equal to the quantity of machine winding；The conducting wire through-going recess of machine winding
It is electrically connected after 101 with collector ring 103.
So set, can conveniently go out the conducting wire of the machine winding of the lateral surface of line bracket 101 positioned at annulus column by annulus
After the lateral surface that column goes out line bracket 101 passes through groove 101K, the medial surface that annulus column goes out line bracket 101 is extended to, and with
The collector ring 103 for being set to the medial surface that annulus column goes out line bracket 101 is electrically connected.Meanwhile groove 101K can also fix motor
The conducting wire of winding, avoid lead location from changing and generate to inside motor stator 10 global magnetic field distribution influence,
To it is advantageously ensured that motor stator 10 and the stabilized structure and performance of motor entirety are stablized.
It should be noted that in Fig. 2 it is merely exemplary show groove 101K and be located at annulus column go out line bracket 101
Top, and it is merely exemplary show the quantity of groove 101K, but not to motor stator provided by the embodiment of the utility model
10 restriction.In other embodiments, groove 101K can be set according to the actual demand of motor stator 10 and motor entirety
Go out the bottom end of line bracket 101 positioned at annulus column, or setting groove 101K is divided into the top that annulus column goes out line bracket 101
The bottom end and；And between being arranged between the quantity, the groove depth of each groove 101K and adjacent groove 101K of groove 101K
Every the utility model embodiment is not construed as limiting this.
Optionally, with continued reference to Fig. 2, which further includes multiple auxiliary connecting columns 104；Multiple auxiliary connecting columns
104 go out the medial surface setting of line bracket 101 around annulus column；Assisting connecting column 104 is in " L-type ", and the of auxiliary connecting column 104
One end is electrically connected with collector ring 103, and the second end of auxiliary connecting column 104 is set in groove 101K；The conducting wire of machine winding twines
It is wound on one side where the second end of auxiliary connecting column 104, is electrically connected by auxiliary connecting column 104 with collector ring 103.
So set, the conducting wire (alternatively referred to as " lead-out wire of machine winding ") and auxiliary connecting column of machine winding can be made
One side where 104 second end is directly electrically connected, and the second end of auxiliary connecting column 104 is directly electrically connected with collector ring 103, i.e.,
The conducting wire of machine winding is by assisting connecting column 104 to be electrically connected indirectly with collector ring 103.
Since auxiliary connecting column 104 is in " L-type ", on the one hand, can ensure that one side where the first end of auxiliary connecting column 104
Go out between the medial surface of line bracket 101 that there are certain spaces with annulus column, thus be conducive to avoid auxiliary connecting column 104 with
Other collector rings 103 electrical connection except the collector ring 103 being electrically connected with the auxiliary connecting column 104；On the other hand, auxiliary is utilized
The wire support of machine winding getting up on one side where the second end of connecting column 104 avoids the conducting wire and current collection of machine winding
Ring 103 directly contacts, thus can avoid electrode winding the collector ring 103 that is electrically connected with the conducting wire with the machine winding of conducting wire it
Outer other collector rings 103 electrical connection, as a result, it is advantageously ensured that the machine winding of multiple iron cores 102 of same iron core group 102G
It is only electrically connected with same collector ring 103, that is, electric signal disorder caused by contacting with other collector rings 103 is avoided, thus favorably
In ensuring that motor stator 10 and motor integrally work normally, and then it is conducive to extend motor stator 10 and motor is whole makes
Use the service life.
It should be noted that merely exemplary showing is provided with auxiliary connecting column 104 in Fig. 2 in part recess 101K,
But the restriction not to motor stator 10 provided by the embodiment of the utility model.It in other embodiments, can also be according to motor
The actual demand of stator 10 and motor entirety, the quantity and set-up mode of setting auxiliary connecting column 104, the utility model are real
It applies example and this is not construed as limiting.
In addition, it should be noted that, one side and its second end institute where the first end of the auxiliary connecting column 104 of " L-type "
One side angle can be 90 degree, can also be other angles；Meanwhile angle can be sharp angle, can also be round and smooth angle,
It can be arranged according to the actual demand of motor stator 10, the utility model embodiment is not construed as limiting this.
Optionally, Fig. 3 is the flat shape schematic diagram of the collector ring in motor stator provided by the embodiment of the utility model,
The flat shape can be considered the shape in the plane for the central axis direction for going out line bracket 101 perpendicular to annulus column.In conjunction with Fig. 2 and
Fig. 3, each collector ring 103 include multiple bulge-structure 103K；Bulge-structure 103K goes out in line bracket 101 towards annulus column
Mandrel protrusion；Each bulge-structure 103K is electrically connected with an auxiliary connecting column 104.
So set, being easy to implement when being electrically connected the auxiliary connecting column 104 of " L-type " with a certain collector ring 103, do not contact
Other collector rings 103.
It should be noted that the collector ring 103 that shows merely exemplary in Fig. 3 includes 6 bulge-structure 103K, and every
The convex shape of a bulge-structure 103K is sharp, but not to motor stator 10 provided by the embodiment of the utility model
It limits.In other embodiments, bulge-structure can be set according to the actual demand of motor stator 10 and collector ring 103
The number and shape of 103K, for different collector rings 103, the quantity of bulge-structure 103K can be identical, can also be different；And
The shape of bulge-structure 103K can be identical, can also be different, and the utility model embodiment is not construed as limiting this.
Optionally, with continued reference to Fig. 2, which further includes multiple binding posts 105 and multiple outlet columns 106, is connect
The central axis direction of terminal 105, the central axis direction of outlet column 106 go out the central axis direction of line bracket 101 with annulus column
In parallel；The electrical connection corresponding with collector ring 103 of binding post 105, the electrical connection corresponding with binding post 105 of outlet column 106.
So set, using the outlet scheme of binding post 105 and outlet column 106, by collector ring 103 and external cable electricity
Connection, thus, it is equivalent to the outlet scheme being sequentially connected electrically using collector ring 103, binding post 105 and outlet column 106, by motor
Winding is electrically connected indirectly with external cable, so that avoidable machine winding and external cable are directly electrically connected.
Meanwhile by the central axis direction of binding post 105, outlet column 106 central axis direction with annulus column outlet branch
The central axis direction of frame 101 is arranged in parallel, and can reduce the design difficulty of binding post 105 and outlet column 106, so that it is fixed to simplify motor
The design and manufacture difficulty of son 10 and motor entirety.
It should be noted that " being arranged in parallel " above is not strictly parallel in mathematical meaning yet, it will be appreciated that for folder
Angle is within default angle threshold value range (illustrative, angle is less than or equal to 5 °).It in other embodiments, can also be according to electricity
The central axis direction of binding post 105 and the central axis side of outlet column 106 is arranged in the actual demand of machine stator 10 and motor entirety
To, the two can be identical, can also be different, the utility model embodiment is not construed as limiting this.
Optionally, with continued reference to Fig. 2, which further includes annular steps 101T and dead ring 108；Annulus platform
Rank 101T goes out the central axis of line bracket 101 and is set to annulus column to go out on the medial surface of line bracket 101 around annulus column, and
And annular steps 101T is set to the slot bottom of groove 101K and annulus column goes out between the bottom end of line bracket 101；Two neighboring
One dead ring 108 is set between collector ring 103.
It is arranged such, on the one hand, annular steps 101T can be used for supporting auxiliary connecting column 104, be conducive to improve auxiliary connection
The stability of column 104, to be conducive to improve the overall stability of motor stator 10；On the other hand, dead ring 108 is arranged every
Between two adjacent collector rings 103, it is ensured that while electrical isolation between collector ring 103, can avoid the position hair of collector ring 103
Changing, thus it is advantageously ensured that the stability of collector ring 103, to be conducive to improve the overall stability of motor stator.
In the following, by taking " three-phase four-wire system " motor (i.e. three phase alternating current motor) as an example, to provided by the embodiment of the utility model
Motor stator 10 illustrates.
The lead-out wire of " three-phase and four-line " is made of three firewires and a zero curve.Its connection has star connection and triangle
Two kinds of shape connection, generally use Astrocytic conditioned medium method.When three phase alternating current motor is powered outward, three groups of coils (i.e. machine winding)
End connect together, draw a line from tie point, this line is also the neutral conductor zero curve.Again from the another of machine winding
Hold each extraction one line, i.e. three firewires.Material is thus formed three-phase and four-line (three firewires, a zero curve), this connection sides
Method is star connection.
In every phase machine winding of threephase asynchronous machine, when flowing through simple sinusoidal alternating current, every phase machine winding is all generated
Pulsating field.Due to 120 ° of electrical angle space phases of spatial position mutual deviation that three-phase motor winding is put in motor stator 10,
It respectively flows through three-phase alternating current in machine winding, and 120 ° of mutual deviation in time of each phase current, make them while generating
Total magnetic field of three pulsating fields synthesized by space, becomes a rotating excitation field.
Hereinafter, three-phase is shown with " A phase ", " B phase " and " C phase ", with " A phase conductor ", " B phase conductor ", " C phase conductor "
" neutral point conducting wire " shows four lines.
Optionally, with continued reference to Fig. 2, multiple collector rings 103 include neutral bus ring 103D, A phase collector ring 103A, B
Phase collector ring 103B and C phase collector ring 103C；Binding post 105 includes that connect terminal, B of A connects terminal and C connects terminal；
Outlet column 106 includes A phase outlet column, B phase outlet column and C phase outlet column；Dead ring 108 is exhausted including supplementary insulation ring, A phase
Edge ring, B phase dead ring and C phase dead ring；Supplementary insulation ring, neutral bus ring 103D, A phase dead ring, A phase collector ring
103A, B phase dead ring, B phase collector ring 103B, C phase dead ring, C phase collector ring 103C are stacked gradually and are installed on annular steps
101T and annulus column go out between the bottom end of line bracket 101；The A terminal that connects is electrically connected with A phase collector ring 103A, A phase outlet column
It is electrically connected with the A terminal that connects；The B terminal that connects is electrically connected with B phase collector ring 103B, and B phase outlet column and the B terminal that connects are electrically connected；C
The terminal that connects is electrically connected with C phase collector ring 103C, and C phase outlet column and the C terminal that connects are electrically connected.
Illustratively, annulus column goes out on the medial surface of line bracket 101 annular steps being provided with around central axis direction
101T；Supplementary insulation ring is pressed into the position annular steps 101T, and neutral bus ring 103D is pressed on supplementary insulation ring, A phase
Dead ring is pressed on neutral bus ring 103D, and A phase collector ring 103A is pressed on A phase dead ring, and B phase dead ring is pressed into
On A phase collector ring 103A, B phase collector ring 103B is pressed on B phase dead ring, and C phase dead ring is pressed into B phase collector ring 103B
On, C phase collector ring 103C is pressed on C phase dead ring；The C terminal that connects is screwed with C phase collector ring 103C by screw and is electrically connected,
The B terminal that connects is screwed with B phase collector ring 103B by screw and is electrically connected, and the A terminal that connects passes through screw and A phase collector ring 103A rotation
Tight electrical connection；C phase outlet column and the C terminal that connects are electrically connected, and B phase outlet column and the B terminal that connects are electrically connected, A phase outlet column and A phase
Binding post electrical connection；It is led in addition, A phase conductor 102RA is electrically connected to A phase collector ring 103A, B phase by an auxiliary connecting column 104
Line 102RB is electrically connected to B phase collector ring 103B, C phase conductor 102RC by another auxiliary connecting column 104 and is connected by another auxiliary
It connects column 104 and is electrically connected to C phase collector ring 103C, neutral point conducting wire 102RD and neutrality is electrically connected to by another auxiliary connecting column 104
Point collector ring 103D.
Wherein, A phase collector ring 103A, B phase collector ring 103B, C phase collector ring, neutral bus ring, A connect terminal, A
Connect terminal, B phase outlet column, C of phase outlet column, B connects terminal and C phase outlet column is all made of the high material of conductivity, such as purple
Copper, brass or skilled person will appreciate that other kinds of conductive material.Supplementary insulation ring, A phase dead ring, B phase insulate
Ring and C phase dead ring use electrically insulating material.
So set, collector ring mode, which can be used, connects machine winding and neutral point, so that easy-to-connect and securely；Together
When, using the outlet scheme of binding post combination outlet column, so that in terms of outlet and avoiding machine winding directly and external cable electricity
Connection；In addition, connect machine winding and binding post using collector ring scheme, it can avoid three groups of machine windings and compress together
Set-up mode, so that well conducting.Specifically, the set-up mode compressed cannot be protected using three groups of machine windings and together
Conductive reliability between the conducting wire of card winding and the conducting wire being electrically connected.And it (can using each wire in present embodiment
Be interpreted as the conducting wire of each winding) individually the modes such as welding be connected to scheme on connecting ring, it can be ensured that the reliability of electrical connection,
So that it is guaranteed that well conducting.
It should be noted that above-mentioned only illustrate by taking " three-phase four-wire system " motor as an example, but not to this reality
With the restriction of motor stator 10 and motor that new embodiment provides.In other embodiments, the core of the utility model is thought
Want to apply also for other kinds of motor and corresponding motor stator 10, the utility model embodiment is not construed as limiting this.
Optionally, Fig. 4 is the dependency structure of the central axle in motor stator provided by the embodiment of the utility model
Structural schematic diagram.Referring to Fig. 4, which further includes central axle 301 and multiple insulation sleeves 302；Central axle
301, which go out line bracket 101 with annulus column, is fixedly connected, and central axle 301 and annulus column go out the same central axis of line bracket 101
Setting；Central axle 301 includes along the perforative central through hole of central axis direction of central axle 301 and around center
The edge through-hole of through-hole setting；Outlet column 105 passes through edge through-hole, and insulation sleeve 302 is used to outlet column 105 being fixed on edge
In through-hole；Outlet column 105 is screwed by fastening nut with binding post 106 and is electrically connected.
So set, the overall structure of motor stator 10 can be made firm.
It should be noted that the shape for showing central axle 301 merely exemplary in Fig. 4 is the combination of annulus column bottom stage
The structure of annulus cylindrical boss, but the restriction not to motor stator 10 provided by the embodiment of the utility model.In other implementations
In mode, the shape of central axle 301 can be arranged according to the actual demand of motor stator 10, and the utility model embodiment is to this
It is not construed as limiting.
Optionally, with continued reference to Fig. 1, which further includes the first circle ring rack 201, the second circle ring rack 202
With column 203, the first circle ring rack 201, the second circle ring rack 202 go out line bracket 101 with annulus column and are arranged with central axis；
First circle ring rack 201 is parallel with the second circle ring rack 202 and is oppositely arranged, and column 203 is for fixing the first circle ring rack 201
With the second circle ring rack 202, the gap of iron core 102 is fitted into formation；Multiple iron cores 102 are fitted and fixed in the first circle ring rack
201 and second between circle ring rack 202；Annulus column goes out one end of line bracket 101 and the inward flange of the first circle ring rack 201
It is fixedly connected, the other end that annulus column goes out line bracket 101 is fixedly connected with the inward flange of the second circle ring rack 202.
So set, using the first circle ring rack 201 and the support of the second circle ring rack 202 and secured core 123, it can
Ensure the rigidity of iron core 102 to enhance the overall stiffness of motor stator 10, is conducive to reduce the probability that iron core 102 deforms, thus
Conducive to the service life for extending motor stator 10 and entire motor.Meanwhile line bracket is gone out by column 203 and annulus column
101 fix the first circle ring rack 201 and the second circle ring rack 202, are conducive to the overall stability for improving motor stator 10.
It should be noted that column 105 and annulus column go out line bracket 101 can be by screw and the first circle ring rack 201
And second circle ring rack 202 it is fixed.It certainly, can also be according to the actual demand of motor stator 10, using those skilled in the art
Known other are fixedly connected with mode, and column 105 and annulus column are gone out line bracket 101 and the first circle ring rack 201 and
Two circle ring racks 202 are fixed, and the utility model embodiment is not construed as limiting this.
On the basis of the above embodiment, the utility model embodiment also provides a kind of motor in axial magnetic field, the axial direction
Any motor stator that magnetic field electric motor above embodiment provides, therefore, the motor in axial magnetic field have above embodiment
Beneficial effect possessed by the motor stator of offer, non-explained in details place can refer to illustrate to manage to motor stator above
Solution, hereinafter repeats no more.
Wherein, which further includes rotor；Motor stator and rotor are coaxially disposed.
Illustratively, which can be axial magnetic field permanent magnet synchronous motor or the asynchronous electricity of axial magnetic field permanent magnet
Machine.
Illustratively, which can be single stator and double-rotor piecemeal iron core motor in axial magnetic field or single stator list
Rotor piecemeal iron core motor in axial magnetic field.
It should be noted that the motor in axial magnetic field may also include skilled person will appreciate that other building blocks,
The motor in axial magnetic field can also be skilled person will appreciate that other kinds of motor in axial magnetic field, this field skill can be used
The working principle of any motor in axial magnetic field known to art personnel operates, and the utility model embodiment repeats no more this, also not
It limits.
Note that above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, is able to carry out for a person skilled in the art various bright
Aobvious variation, readjustment, any combination and substitution is without departing from the protection scope of the utility model.Therefore, although passing through
Above embodiments are described in further detail the utility model, but the utility model is not limited only to the above implementation
Example can also include more other equivalent embodiments in the case where not departing from the utility model design, and the utility model
Range is determined by the scope of the appended claims.
Claims (10)
1. a kind of motor stator characterized by comprising annulus column goes out line bracket, multiple iron core groups and multiple collector rings；
Each iron core group includes multiple iron cores；
Multiple iron cores go out the lateral surface setting of line bracket around the annulus column；
Multiple collector rings are electrically insulated from one another, and the collector ring goes out central axis and the setting of line bracket around the annulus column
On the medial surface that the annulus column goes out line bracket；
Wherein, the outside of the iron core surrounds on the multiple iron core of the same iron core group around machine winding is provided with
The machine winding be electrically connected with the same collector ring；Described in the machine winding and difference in the different iron core groups
Collector ring electrical connection.
2. motor stator according to claim 1, which is characterized in that it includes being parallel to each other that the annulus column, which goes out line bracket,
Top and bottom end；The top is provided with multiple grooves, and the groove is passed through from the lateral surface that the annulus column goes out line bracket
It wears to the annulus column and goes out the medial surface of line bracket；
The quantity of the groove is more than or equal to the quantity of the machine winding；
The conducting wire of the machine winding is electrically connected after running through the groove with the collector ring.
3. motor stator according to claim 2, which is characterized in that further include multiple auxiliary connecting columns；It is multiple described auxiliary
Connecting column is helped to go out the medial surface setting of line bracket around the annulus column；
The auxiliary connecting column is in " L-type ", and the first end of the auxiliary connecting column is electrically connected with the collector ring, and the auxiliary connects
The second end for connecing column is set in the groove；
The conducting wire of the machine winding is wrapped in one side where the second end of the auxiliary connecting column, passes through the auxiliary
Connecting column is electrically connected with the collector ring.
4. motor stator according to claim 3, which is characterized in that each collector ring includes multiple bulge-structures；
The bulge-structure goes out the central axis protrusion of line bracket towards the annulus column；
Each bulge-structure is electrically connected with an auxiliary connecting column.
5. motor stator according to claim 2, which is characterized in that further include multiple binding posts and multiple outlet columns, institute
The central axis direction of the central axis direction, the outlet column of stating binding post goes out the central axis side of line bracket with the annulus column
To parallel；
Binding post electrical connection corresponding with the collector ring, outlet column electrical connection corresponding with the binding post.
6. motor stator according to claim 5, which is characterized in that further include annular steps and dead ring；
The annular steps go out the central axis of line bracket and are set to the annulus column to go out line bracket around the annulus column
Medial surface on, and the annular steps be set to the groove slot bottom and the annulus column go out line bracket bottom end it
Between；
A dead ring is set between the two neighboring collector ring.
7. motor stator according to claim 6, which is characterized in that the multiple collector ring includes neutral bus ring, A
Phase collector ring, B phase collector ring and C phase collector ring；The binding post includes that connect terminal, B of A connects terminal and C phase connection
Column；The outlet column includes A phase outlet column, B phase outlet column and C phase outlet column；The dead ring includes supplementary insulation ring, A
Phase dead ring, B phase dead ring and C phase dead ring；
The supplementary insulation ring, the neutral bus ring, the A phase dead ring, the A phase collector ring, the B phase insulate
Ring, the B phase collector ring, the C phase dead ring, the C phase collector ring stack gradually be installed on the annular steps with it is described
Annulus column goes out between the bottom end of line bracket；
The A terminal that connects is electrically connected with the A phase collector ring, and the A phase outlet column and the A terminal that connects are electrically connected；Institute
It states the B terminal that connects to be electrically connected with the B phase collector ring, the B phase outlet column and the B terminal that connects are electrically connected；The C connects
Terminal is electrically connected with the C phase collector ring, and the C phase outlet column and the C terminal that connects are electrically connected.
8. motor stator according to claim 5, which is characterized in that further include central axle and multiple insulation sleeves；
The central axle goes out line bracket with the annulus column and is fixedly connected, the central axle and the annulus column
Line bracket is arranged with central axis out；
The central axle include along the central axle the perforative central through hole of the central axis direction and surround
The edge through-hole of the central through hole setting；
The outlet column passes through the edge through-hole, and the insulation sleeve is used to the outlet column being fixed on the edge through-hole
In；
The outlet column is screwed by fastening nut with the binding post and is electrically connected.
9. motor stator according to claim 1, which is characterized in that further include the first circle ring rack, the second circle ring rack
And column, first circle ring rack, second circle ring rack and the annulus column go out line bracket and are arranged with central axis；
First circle ring rack is parallel with second circle ring rack and is oppositely arranged, and the column is for fixing described first
Circle ring rack and the second circle ring rack, to form the gap for being fitted into the iron core；
The multiple iron core is fitted and fixed between first circle ring rack and second circle ring rack；
One end that the annulus column goes out line bracket is fixedly connected with the inward flange of first circle ring rack, the annulus column
The other end of line bracket is fixedly connected with the inward flange of second circle ring rack out.
10. a kind of motor in axial magnetic field, which is characterized in that including the described in any item motor stators of claim 1-9, further include
Rotor；
The motor stator and the rotor are coaxially disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822189035.0U CN209170086U (en) | 2018-12-25 | 2018-12-25 | A kind of motor stator and motor in axial magnetic field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822189035.0U CN209170086U (en) | 2018-12-25 | 2018-12-25 | A kind of motor stator and motor in axial magnetic field |
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| Publication Number | Publication Date |
|---|---|
| CN209170086U true CN209170086U (en) | 2019-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN (1) | CN209170086U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109361283A (en) * | 2018-12-25 | 2019-02-19 | 清华大学苏州汽车研究院（吴江） | A kind of motor stator and motor in axial magnetic field |
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2018
- 2018-12-25 CN CN201822189035.0U patent/CN209170086U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109361283A (en) * | 2018-12-25 | 2019-02-19 | 清华大学苏州汽车研究院（吴江） | A kind of motor stator and motor in axial magnetic field |
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