CN106849397A - Motor - Google Patents

Motor Download PDF

Info

Publication number
CN106849397A
CN106849397A CN201611161204.9A CN201611161204A CN106849397A CN 106849397 A CN106849397 A CN 106849397A CN 201611161204 A CN201611161204 A CN 201611161204A CN 106849397 A CN106849397 A CN 106849397A
Authority
CN
China
Prior art keywords
iron core
rotor
core
teeth
tooth boots
Prior art date
Application number
CN201611161204.9A
Other languages
Chinese (zh)
Other versions
CN106849397B (en
Inventor
李春江
陈金涛
Original Assignee
广东威灵电机制造有限公司
美的威灵电机技术(上海)有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 广东威灵电机制造有限公司, 美的威灵电机技术(上海)有限公司 filed Critical 广东威灵电机制造有限公司
Priority to CN201611161204.9A priority Critical patent/CN106849397B/en
Publication of CN106849397A publication Critical patent/CN106849397A/en
Application granted granted Critical
Publication of CN106849397B publication Critical patent/CN106849397B/en

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K1/00Details of the magnetic circuit
    • H02K1/06Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12Stationary parts of the magnetic circuit
    • H02K1/14Stator cores with salient poles
    • H02K1/146Stator cores with salient poles consisting of a generally annular yoke with salient poles
    • H02K1/148Sectional cores

Abstract

The invention discloses a kind of motor, including:Rotor, multiple teeth portion iron cores, tooth boots iron core and stator yoke iron core, multiple teeth portion iron cores are arranged in rotor outer periphery along circumferentially-spaced the opening of rotor, each teeth portion iron core includes main part and crown elongated portion respectively, main part is generally formed into along the column for radially extending of rotor, crown elongated portion is located at one end towards rotor of main part, crown elongated portion axially extends along rotor at least one end of rotor, one end stator yoke iron core towards rotor that tooth boots iron core is located at teeth portion iron core is connected with teeth portion iron core and is formed as the annular along the circumferentially extending of rotor, stator yoke iron core is connected with main part.Motor according to embodiments of the present invention, by being independently arranged teeth portion iron core, tooth boots iron core and stator yoke iron core in motor, the poly- magnetic energy power of motor is enhanced, not only improve the performance of motor, the material input of iron core is also reduced, and then reduces the production cost of motor.

Description

Motor

Technical field

The present invention relates to technical field of motors, in particular it relates to a kind of motor.

Background technology

Monophase machine by setting the poly- magnetic of teeth portion on stator core, and by adjusting the axial dimension point of adjustment of teeth portion Depolymerization magnetic energy power, stator yoke and stator teeth are stamped to form using same silicon steel sheet, the thickness after the superposition of multilayer silicon steel sheet Gross thickness with stator core is identical, it is impossible to motor yoke, tooth middle part, the axial dimension of tooth boots are independently arranged, in correlation technique Motor improve tooth boot upper by increasing tooth boots width and accumulate, not only increase the size of motor, and to motor stator surface area The increase effect in magnetic field is limited, also add the consumption of motor stator.

The content of the invention

It is contemplated that at least solving one of above-mentioned technical problem to a certain extent.

Therefore, the present invention proposes a kind of motor, the motor not only enhances the poly- magnetic energy power of stator core, also reduces electricity The material cost of machine stator.

Motor according to embodiments of the present invention, including:Rotor, multiple teeth portion iron cores, tooth boots iron core and stator yoke iron core, Multiple teeth portion iron cores are arranged in the rotor outer periphery along circumferentially-spaced the opening of the rotor, each described teeth portion iron core difference Including main part and crown elongated portion, the main part is generally formed into along the column for radially extending of the rotor, the tooth Sharp elongated portion is located at one end of the direction rotor of the main part, and the crown elongated portion is along the rotor axially to institute At least one end for stating rotor extends, and the tooth boots iron core is located at stator described in one end of the direction rotor of the teeth portion iron core Yoke portion iron core is connected with the teeth portion iron core and is formed as the annular of the circumferentially extending along the rotor, the stator yoke iron core It is connected with the main part.

Motor according to embodiments of the present invention, by being independently arranged teeth portion iron core, tooth boots iron core and stator in motor Yoke portion iron core, can be according to the individually designed teeth portion iron core of the working characteristics of motor, tooth boots iron core with the shape with stator yoke iron core Shape, structure and size, compared with integrally-built motor stator in the prior art, not only optimize the structure of motor, reinforcing The poly- magnetic energy power of motor, also reduces the material input of iron core, reduces the consumption of the poly- magnetic material such as silicon steel sheet, and then reduce The production cost of motor.

In addition, motor according to embodiments of the present invention, can also have following additional technical characteristic:

According to one embodiment of present invention, the teeth portion iron core is provided with bayonet socket hole, and the tooth boots iron core is provided with c-type Opening, the c-opening is snapped connection with the bayonet socket hole.

According to one embodiment of present invention, the bayonet socket hole is located in the main part or the crown elongated portion.

According to one embodiment of present invention, the tooth boots iron core is provided with c-opening, the c-opening and the tooth Sharp elongated portion is snapped connection.

According to one embodiment of present invention, the teeth portion iron core is made up of multiple teeth portion core lamination stacks, the tooth boots iron Core is made up of multiple tooth boots core lamination stacks, the side of laminating for laminating direction and the tooth boots core lamination stack of the teeth portion core lamination stack To vertical.

According to one embodiment of present invention, at least one end of the crown elongated portion be provided with radial direction along the rotor to The boss that the center of the rotor extends.

According to one embodiment of present invention, draw-in groove is respectively equipped with the main part of each teeth portion iron core, institute Yoke portion iron core is stated to be connected in the draw-in groove along the circumference of the rotor.

According to one embodiment of present invention, the direction rotor of the stator yoke iron core or the dorsad rotor Side wall be provided with the stopper slot being adapted to the draw-in groove.

According to one embodiment of present invention, the stator yoke iron core includes multiple stator yoke core packets, Duo Gesuo The mutual fitting connection in end for stating stator yoke core packet circularizes.

According to one embodiment of present invention, the stator yoke iron core includes multiple stator yoke core packets, Duo Gesuo The end for stating stator yoke core packet is circularized by hasp connection.

According to one embodiment of present invention, the stator yoke iron core constitutes annular by least one bar shaped punching.

According to one embodiment of present invention, one end of the outer peripheral face of the direction rotor of the tooth boots iron core is formed as The combinatorial surface of one section of arc surface, multi-section circular arc face or arc surface and plane.

According to one embodiment of present invention, the tooth boots iron core is divided into multiple tooth boots iron cores in the axial direction of the rotor Section.

According to one embodiment of present invention, the circumferentially upper the same side of the rotor is located on the same tooth boots iron core The crown length of multiple tooth boots core packets shortens successively along the axial direction of the rotor, is located on the same tooth boots iron core described The crown length of multiple tooth boots core packets of the circumferentially upper opposite side of rotor increases successively along the axial direction of the rotor.

According to one embodiment of present invention, in the circumference of the rotor, each crown is long on multiple tooth boots iron cores The arrangement rule of degree is identical.

According to one embodiment of present invention, the tooth boots iron core is divided into N number of tooth boots iron core in the axial direction of the rotor Section, the crown length of each tooth boots core packet both sides, wherein first tooth boots core packet and n-th tooth boots core packet Corresponding, second tooth boots core packet is corresponding with the N-1 tooth boots core packet, and remaining described tooth boots core packet is relative successively Should, the shape of two corresponding tooth boots core packets is identical but installation direction is opposite.

According to one embodiment of present invention, the teeth portion iron core and the stator yoke iron core and the tooth boots iron core The injection that connects through of junction is strengthened.

According to one embodiment of present invention, the teeth portion iron core connects with the stator yoke iron core and the tooth boots iron core Junction is provided with insulating barrier.

Additional aspect of the invention and advantage will be set forth in part in the description, and will partly become from the following description Obtain substantially, or recognized by practice of the invention.

Brief description of the drawings

Of the invention above-mentioned and/or additional aspect and advantage will become from description of the accompanying drawings below to embodiment is combined Substantially and be readily appreciated that, wherein:

Fig. 1 is the structural representation of the stator with rotor of motor according to embodiments of the present invention;

Fig. 2 is structural representation of the structure shown in Fig. 1 at another visual angle;

Fig. 3 is the structural representation of the teeth portion iron core of motor according to embodiments of the present invention;

Fig. 4 is the assembling schematic diagram of the teeth portion iron core with tooth boots iron core of motor according to embodiments of the present invention;

Fig. 5 is structural representation of the structure shown in Fig. 3 at another visual angle;

Fig. 6 is portion's dress figure of the structure shown in Fig. 4;

Fig. 7 is the structural representation of the tooth boots iron core of motor according to embodiments of the present invention;

Fig. 8 is structural representation of the structure shown in Fig. 7 at another visual angle;

Fig. 9 is the arrangement schematic diagram of the tooth boots iron core of motor according to embodiments of the present invention;

Figure 10 is the front view of structure in Fig. 9;

Figure 11 is the location diagram of the adjacent teeth boots core packet of motor according to embodiments of the present invention.

Reference:

10:Rotor;

20:Teeth portion iron core;21:Main part;22:Crown elongated portion;23:Bayonet socket hole;24:Draw-in groove;

30:Tooth boots iron core;31:C-opening;32:Tooth boots core packet;33:Mounting hole;

40:Stator yoke iron core.

Specific embodiment

Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached It is exemplary to scheme the embodiment of description, it is intended to for explaining the present invention, and be not considered as limiting the invention.

1 to Figure 11 specifically describes motor according to embodiments of the present invention and includes below in conjunction with the accompanying drawings:Rotor 10, multiple teeth portion Iron core 20, tooth boots iron core 30 and stator yoke iron core 40.

Specifically, multiple teeth portion iron cores 20 are arranged in the periphery of rotor 10, each teeth portion along circumferentially-spaced the opening of rotor 10 Iron core 20 includes main part 21 and crown elongated portion 22 respectively, and main part 21 is generally formed into along the post for radially extending of rotor 10 Shape, crown elongated portion 22 is located at one end towards rotor 10 of main part 21, and crown elongated portion 22 is along rotor 10 axially to turning At least one end of son 10 extends, and tooth boots iron core 30 is located at one end towards rotor 10 of teeth portion iron core 20, stator yoke iron core 40 It is connected and is formed as the annular of the circumferentially extending along rotor 10, main part 21 and the phase of stator yoke iron core 40 with teeth portion iron core 20 Even.

In other words, the motor is main by 40 groups of rotor 10, multiple teeth portion iron cores 20, tooth boots iron core 30 and stator yoke iron core Into the middle part of, the rotatable setting motor of rotor 10 and rotor 10 axially along the axially extending of motor, the surrounding of rotor 10 is uniform Multiple teeth portion iron cores 20 are set, and teeth portion iron core 20 opens arrangement along the circumferentially-spaced of rotor 10, and each teeth portion iron core 20 is along rotor 10 Radially extend, teeth portion iron core 20 is provided with tooth boots iron core 30, i.e. tooth boots iron core 30 and is fixedly connected on tooth towards one end of rotor 10 The inner of portion's iron core 20, teeth portion iron core 20 is provided with stator yoke iron core 40, the shape of stator yoke iron core 40 away from one end of rotor 10 Into the annular of the circumferentially extending along rotor 10.

Wherein, each teeth portion iron core 20 is mainly made up of main part 21 and crown elongated portion 22, and main part 21 prolongs rotor 10 Radially extend, crown elongated portion 22 is axially extending along rotor 10, the inner side of main part 21 and the outside of crown elongated portion 22 It is fixedly linked, wherein, crown elongated portion 22 can be respectively facing both direction and extend along the axial direction of rotor 10, specifically, can be with It is interpreted as, the silicon steel sheet for constituting teeth portion iron core 20 substantially forms a " T " shape structure, and crown elongated portion 22 can also be along rotor 10 Axially extend to direction, the silicon steel sheet for constituting teeth portion iron core 20 substantially forms " L " shape structure.

Thus, motor according to embodiments of the present invention, by being independently arranged teeth portion iron core 20, tooth boots iron core 30 in motor And stator yoke iron core 40, can according to the individually designed teeth portion iron core 20 of the working characteristics of motor, tooth boots iron core 30 with it is fixed The shape of sub- yoke portion iron core 40, structure and size, compared with the integrally-built motor stator in correlation technique, not only optimize The structure of motor, enhances the poly- magnetic energy power of motor, also reduces the material input of iron core, reduces the poly- magnetic material such as silicon steel sheet The consumption of material, and then reduce the production cost of motor.

Furthermore, teeth portion iron core 20 is by the master that is radially extended along the axially extending crown elongated portion 22 of rotor 10 and along rotor 10 Body portion 21 is constituted, so as to improve the controllability of the size on the axial direction of rotor 10 of teeth portion iron core 20, can be according to motor stator Requirement regulation crown elongated portion 22 extended length, influence will not be produced on the overall structure of teeth portion iron core 20 and performance, and And the thickness of stator yoke iron core 40 is reduced on the premise of the poly- magnetic energy power of stator yoke iron core 40 is not influenceed, reduce material Material input.

In certain specific embodiments of the invention, teeth portion iron core 20 is provided with bayonet socket hole 23, is set on tooth boots iron core 30 There is c-opening 31, c-opening 31 is snapped connection with bayonet socket hole 23.

Specifically, as shown in figure 3, teeth portion iron core 20 is provided with bayonet socket hole 23 towards one end of rotor 10, bayonet socket hole 23 is along tooth Through the rectangular indentation of teeth portion iron core 20, part tooth boots iron core 30 is provided with and is adapted to bayonet socket hole 23 thickness direction of portion's iron core 20 The c-opening 31 that can be connect, c-opening 31 is formed as along the thickness direction through part tooth boots iron core 30 of part tooth boots iron core 30, and C The side of type opening 31 is provided with breach, and c-opening 31 is by breach and the detachable clamping in bayonet socket hole 23.

Thus, part tooth boots iron core 30 passes through bayonet socket hole 23 and the detachable clamping of c-opening 31, structure with teeth portion iron core 20 Simply, it is easy for installation, for installation and the dismounting of motor are provided conveniently, and ensure that tooth boots iron core 30 and teeth portion iron core 20 Structural intergrity, prevent between tooth boots iron core 30 and teeth portion iron core 20 produce install gap influence motor performance.

Alternatively, bayonet socket hole 23 is located in main part 21 or crown elongated portion 22.

That is, bayonet socket hole 23 can be arranged on the main part 21 of teeth portion iron core 20 (embodiment as shown in Figure 3), Bayonet socket hole 23 can also be arranged in the crown elongated portion 22 of the both sides of main part 21, by main part 21 or crown elongated portion 22 Upper setting bayonet socket hole 23, it is ensured that tooth boots iron core 30 can be fixedly connected in main part 21 or crown elongated portion 22, increased tooth The alternative of the installation site of boots iron core 30, optimizes the link position of tooth boots iron core 30.

Specifically, as shown in figure 3, in the present embodiment, bayonet socket hole 23 is arranged on main part 21 towards the side of rotor 10, Part tooth boots iron core 30 is provided with c-opening 31, and part tooth boots iron core 30 is provided with mounting hole 33, and mounting hole 33 is along tooth boots iron core 30 thickness direction runs through tooth boots iron core 30, and the width of mounting hole 33 is highly equal with crown elongated portion 22, mounting hole 33 Length it is equal with the width of crown elongated portion 22, for example, the shape of cross section of mounting hole 33 can form rectangle, using mounting hole 33 are detachably connected on teeth portion iron core 20 crown elongated portion 22 with the cooperation of crown elongated portion 22, it is ensured that tooth boots iron core 30 with The connection reliability of the crown elongated portion 22 of teeth portion iron core 20.

In some specific examples of the invention, tooth boots iron core 30 is provided with c-opening 31, and c-opening 31 is stretched with crown Portion long 22 snaps connection.

Specifically, crown elongated portion 22 is provided with bayonet socket hole 23, accordingly, is connected to the tooth of the position of crown elongated portion 22 Boots iron core 30 is provided with c-opening 31, so that tooth boots iron core 30 is formed stretches into the block tongue in bayonet socket hole 23, it is ensured that c-opening 31 with The adaptation of bayonet socket hole 23 can connect, and be achieved in being detachably connected for tooth boots iron core 30 and crown elongated portion 22, not only ensure that tooth boots Iron core 30 is fixedly connected with teeth portion iron core 20, also simplify the attachment structure of tooth boots iron core 30 and teeth portion iron core 20, reduces Production cost, and the installation for motor and dismounting provides convenient, improve efficiency of assembling and reduce maintenance cost.

Wherein, teeth portion iron core 20 is made up of multiple teeth portion core lamination stack (not shown), and tooth boots iron core 30 is by multiple tooth boots iron Core lamination (not shown) is constituted, teeth portion core lamination stack laminate direction and tooth boots core lamination stack to laminate direction vertical.

That is, teeth portion iron core 20 is overrided to form by several cross sectional shape identical teeth portion core lamination stacks, stator yoke Portion's iron core 40 equally laminates by some section identical yoke portions core lamination stack and constituted, unlike, teeth portion core lamination stack is laminated Direction and tooth boots core lamination stack to laminate direction vertical.

A specific embodiment of the invention, the teeth portion core lamination stack (not shown) in teeth portion iron core 20 is along rotor 10 Circumference be sequentially overlapped, the yoke portion core lamination stack in stator yoke iron core 40 is sequentially overlapped arrangement, teeth portion along the axial direction of rotor 10 Iron core 20 and yoke portion iron core are respectively adopted and are formed by stacking along the silicon steel sheet of the circumference of rotor 10 or axial direction, are folded by controlling teeth portion iron core The size and superposition quantity of piece and yoke portion core lamination stack adjust extension size of the stator core along the axial and circumferential of rotor 10, not only The structure design of stator is optimized, the poly- magnetic energy power of stator is enhanced, the input of material is also reduced, the production of motor is reduced Cost.

Advantageously, axially the extending to the two ends of rotor 10 along rotor 10 of crown elongated portion 22.

Specifically, each teeth portion iron core 20 is mainly made up of main part 21 and crown elongated portion 22, and main part 21 prolongs rotor 10 radially extend, and crown elongated portion 22 can be respectively facing both direction and extend along the axial direction of rotor 10, and main part 21 Inner side is fixedly linked with the outside of crown elongated portion 22, i.e., each silicon steel sheet for constituting teeth portion iron core 20 is substantially formed one " T " Shape structure.

Teeth portion iron core 20 is by the main part that is radially extended along the axially extending crown elongated portion 22 of rotor 10 and along rotor 10 21 are constituted, so as to improve the controllability of the size on the axial direction of rotor 10 of teeth portion iron core 20, can wanting according to motor stator The extended length of regulation crown elongated portion 22 is sought, influence, Er Qie will not be produced on the overall structure of teeth portion iron core 20 and performance The thickness of stator yoke iron core 40 is reduced on the premise of the poly- magnetic energy power for not interfering with stator yoke iron core 40, material is reduced Input.

Alternatively, at least one end of crown elongated portion 22 be provided with radial direction along rotor 10 to the center of rotor 10 extend it is convex Platform (not shown), one end of boss backstop rotor 10.

That is, one end of crown elongated portion 22 is provided with boss, boss is connected and edge with the end of crown elongated portion 22 Rotor 10 is extended radially inwardly, and boss is arranged on the outside of the end of rotor 10 and stop is in the end of rotor 10, limits rotor 10 scope of activities in the axial direction.

In certain specific embodiments of the invention, crown elongated portion 22 is respectively arranged at two ends with boss, crown elongation The distance between two ends boss inner side of portion 22 is substantially equal to the axial length of rotor 10, and rotor 10 is arranged on 22 liang of crown elongated portion Between the boss at end, it is ensured that rotor 10 will not produce axial displacement in rotary course.

Thus, boss is set by the end of crown elongated portion 22, on the one hand, increased the length of teeth portion iron core 20, The poly- magnetic energy power of teeth portion iron core 20 is enhanced, on the other hand, the axial displacement of rotor 10 is limited using boss, prevent rotor 10 from existing Produce axial displacement to cause to damage in rotary course, improve the job stability of motor, extend the service life of motor.

Wherein, at least one main part 21 of teeth portion iron core 20 is provided with draw-in groove 24, at least the one of stator yoke iron core 40 End is located in draw-in groove 24.

Specifically, as shown in figure 4, the middle part of main part 21 is provided with draw-in groove 24, draw-in groove 24 is formed as rectangular configuration, that is, Say, a breach for rectangle is provided with the middle part of the silicon steel sheet per a piece of composition main part 21, after multiple silicon steel sheet superpositions, in main body The middle part in portion 21 forms draw-in groove 24, and the end of stator yoke iron core 40 is connected in draw-in groove 24.

Thus, by setting draw-in groove 24 on main part 21, coordinated using draw-in groove 24 and stator yoke iron core 40 and realize determining Being detachably connected for sub- iron core, axle of the stator core along rotor 10 can be increased by the development length for increasing crown elongated portion 22 To size, and stator yoke iron core 40 will not be impacted, or the silicon steel sheet of stator yoke iron core 40 is constituted by changing Quantity or width, so as to change the poly- magnetic energy power of stator yoke iron core 40 on the basis of teeth portion iron core 20 is not influenceed.

Furthermore, the connected mode can not only ensure the structural stability of motor stator, prevent the stator on motor stator Yoke portion iron core 40 is separated with teeth portion iron core 20, also improves the flexibility of the size regulation of motor stator core, is individually regulation It is convenient that the local axial dimension of stator core is provided, and reduces the material input of stator, reduces production cost.

Advantageously, draw-in groove 24 is respectively equipped with the main part 21 of each teeth portion iron core 20, stator yoke iron core 40 is along rotor 10 circumference is connected in draw-in groove 24.

That is, draw-in groove 24 is equipped with the main part 21 of each teeth portion iron core 20, two main bodys of teeth portion iron core 20 Correspondence position is provided with the draw-in groove 24 of same size in portion 21, and the two ends of stator yoke iron core 40 are connected to two main parts 21 respectively On draw-in groove 24 in.Thus, it is fixedly connected in draw-in groove 24 using the two ends of stator yoke iron core 40, is achieved in stator yoke Iron core 40 is fixedly connected with teeth portion iron core 20, not only ensure that the structural stability of stator core, also achieves stator yoke The structure relative independentability of iron core 40 and teeth portion iron core 20, is conducive to being separately provided stator yoke iron core 40 and teeth portion iron core 20 exists The size of the circumferential direction of rotor 10 and axial direction, reduces material input on the basis of the poly- magnetic energy power of stator is strengthened.

Wherein, stator yoke iron core 40 towards rotor 10 or dorsad the side wall of rotor 10 is provided with and draw-in groove 24 The stopper slot (not shown) of adaptation.

Specifically, as shown in figure 1, stator yoke iron core 40 is formed as the arc circumferentially extended along rotor 10, arcuate structure Stopper slot is provided with the inside or outside of one or both ends, that is to say, that stator yoke iron core 40 is towards the side of rotor 10 or the back of the body Stopper slot is provided with to the side of rotor 10, one end that stopper slot can be arranged on stator yoke iron core 40 can also be arranged on stator The two ends of yoke portion iron core 40, stopper slot is adapted to clamping with draw-in groove 24.

By in the one or both ends of stator yoke iron core 40, stopper slot is set, specifically, if two of motor stator Draw-in groove 24 is equipped with teeth portion iron core 20, accordingly, the two ends of stator yoke iron core 40 set stopper slot, if the one of motor stator Individual teeth portion iron core 20 is integrally formed with stator yoke iron core 40, corresponding, and one end of stator yoke iron core 40 is provided with stopper slot, fixed Setting and the corresponding stopper slot of draw-in groove 24, can effectively prevent stator yoke iron core 40 and teeth portion iron core 20 on sub- yoke portion iron core 40 Relative displacement is produced in rotary course, the connective stability of motor stator is improve, and then improves the service behaviour of motor.

Wherein, stator yoke iron core 40 includes multiple stator yoke core packet (not shown), multiple stator yoke core packets End mutually be fitting to connection circularize.

In other words, stator yoke iron core 40 is made up of several ends of stator yoke iron core 40, the end edge of stator yoke iron core 40 The circumferentially simultaneously detachable from beginning to end of rotor 10 is connected, wherein, draw-in groove 24 and buckle are set between adjacent stators yoke portion core packet, The fitting connection of stator yoke core packet is realized using the cooperation of draw-in groove 24 and buckle.

Thus, stator yoke iron core 40 is divided into the soft dry detachable chimeric end of stator yoke iron core 40, is not only protected The globality and stability of the structure of stator yoke iron core 40 have been demonstrate,proved, the producting process difficulty of stator yoke iron core 40 has been also reduced, Production cost is reduced, and is the installation provides convenient of stator teeth iron core 20.

Alternatively, as shown in Fig. 2 stator yoke iron core 40 includes multiple stator yoke core packets, multiple stator yoke iron The end of core section is circularized by hasp connection, and multiple ends of stator yoke iron core 40 join end to end along the circumferentially distributed of rotor 10 Form annular stator yoke portion iron core 40 and be located at the outside of rotor 10, rotor 10 is through the middle part of stator yoke iron core 40.

Thus, stator yoke iron core 40 is set to loop configuration, on the one hand, end to end loop configuration, is carried Ability is stronger, and non-deformability is larger, increased the stability and rigidity of stator yoke iron core 40, and on the other hand, annular determines The middle part of sub- yoke portion iron core 40 limits mounting hole, and rotor 10 stretches into mounting hole and through stator yoke iron core 40, is conducive to strong Change the interaction force between stator yoke iron core 40 and rotor 10, improve the service behaviour of motor.

Wherein, stator yoke iron core 40 constitutes annular by least one bar shaped punching, that is to say, that stator yoke iron core 40 It is made up of one or more bar shaped punchings, and bar shaped punching forms loop configuration, by controlling to constitute stator yoke iron core 40 The number regulation stator yoke 40 extension size on the axial direction of rotor 10 of iron core of bar shaped punching, it is easy to operate, and will not shadow The structure and size of stator teeth iron core 20 are rung, the material input of motor stator is reduced.

Preferably, one end of the outer peripheral face towards rotor 10 of tooth boots iron core 30 is formed as one section of arc surface, multi-section circular arc Face or the combinatorial surface of arc surface and plane.

Specifically, as shown in figure 4, tooth boots iron core 30 forms a circular arc coaxial with rotor 10 towards one end of rotor 10 Face, constitutes some silicon steel sheets of tooth boots iron core 30 towards the edge of the side of rotor 10 along the axially extending of rotor 10, and each Silicon steel sheet is identical towards the edge of the side of rotor 10, and edge can be circular arc, can be the group of multiple short arc compositions The combinatorial surface that conjunction face, or multistage plane are constituted.

Thus, the arcwall face or combinatorial surface coaxial with rotor 10 is constituted towards the side of rotor 10 in tooth boots iron core 30, and Combinatorial surface forms the axially extending mounting hole of a rotor 10 along the circumferentially distributed of rotor 10 and along the axially extending of rotor 10, Rotor 10 is placed in mounting hole, on the one hand the installation for rotor 10 and fixed provides convenient, another aspect tooth boots iron core 30 Parcel rotor 10, may advantageously facilitate the interaction force between tooth boots iron core 30 and rotor 10.

Wherein, tooth boots iron core 30 is divided into multiple tooth boots core packets 32 in the axial direction of rotor 10, that is to say, that tooth boots iron core 30 are made up of several tooth boots core packets 32, and some tooth boots core packets 32 on same tooth boots iron core 30 are along the axle of rotor 10 To being spaced apart.

Specifically, as shown in Figure 6 and Figure 7, each tooth boots iron core 30 is made up of three tooth boots core packets 32, wherein three teeth Boots core packet 32 along rotor 10 axially spaced arrangement, wherein the tooth boots core packet 32 positioned at middle part is provided with c-opening 31 It is fixedly connected with the main part 21 with teeth portion iron core 20, the tooth boots core packet 32 positioned at both sides is provided with the peace along its thickness insertion Hole 33 is filled to be set in two crown elongated portions 22 of teeth portion iron core 20.

Thus, gap is set by between adjacent teeth boots core packet 32, advantageously ensures that the independence of tooth boots core packet 32 Property, can not only prevent from being influenced each other between adjacent teeth boots core packet 32, moreover it is possible to lift dissipating between adjacent teeth boots core packet 32 The thermal efficiency, and then the heat-sinking capability of motor is improved, improve the service behaviour of motor.

Alternatively, the tooth of multiple tooth boots core packets 32 of the circumferential upper the same side of rotor 10 is located on same tooth boots iron core 30 Sharp length shortens successively along the axial direction of rotor 10, and multiple teeth of the circumferential upper opposite side of rotor 10 are located on same tooth boots iron core 30 The crown length of boots core packet 32 increases successively along the axial direction of rotor 10.

Specifically, the both sides of teeth portion iron core 20 are along the axially extending side of rotor 10, wherein the tooth boots on a side The crown length of core packet 32 is reduced successively along the axial direction of rotor 10, the crown length of the tooth boots core packet 32 on another side Axial direction along rotor 10 increases successively, that is to say, that adjacent teeth boots core packet 32 is set along the circumferential misalignment of rotor 10, adjacent teeth boots Formed between iron core 30 approximately along the axially extending segmentation skewed slot of rotor 10.By setting segmentation between adjacent teeth boots iron core 30 Skewed slot, can further lift the heat-sinking capability of tooth boots iron core 30, not only optimize the structure design of motor, moreover it is possible to prevent high temperature The damage of motor is caused, the service life of motor is extended.

Advantageously, in the circumference of rotor 10, the arrangement rule of each crown length is identical on multiple tooth boots iron cores 30.

As shown in figure 5, being provided with multiple teeth portion iron cores 20 in motor, each teeth portion iron core 20 is provided with tooth boots iron core 30, often Individual tooth boots iron core 30 is provided with several tooth boots core packets 32, is connected in a certain order between adjacent teeth boots core packet 32 Teeth portion iron core 20 is towards one end of rotor 10, for example, being provided with certain gap, adjacent fingers iron between adjacent teeth boots core packet 32 Segmentation skewed slot is provided between core 20, wherein, the length of the tooth boots iron core 30 on all teeth portion iron cores 20 is identical with arrangement regulation.

Multiple tooth boots iron cores 30 are produced according to same length dimension and install identical arrangement rule and install, and improve electricity The production scale degree of machine stepping, improves production efficiency, reduces cost, and identical mounting means with installed Journey, improves the assembling speed of motor, improves the yield of motor.

Alternatively, tooth boots iron core 30 is divided into N number of tooth boots core packet 32 in the axial direction of rotor 10, each tooth boots core packet 32 The crown length of both sides, wherein first tooth boots core packet 32 is corresponding with n-th tooth boots core packet 32, second tooth boots Core packet 32 is corresponding with the N-1 tooth boots core packet 32, and remaining tooth boots core packet 32 is corresponding successively, two corresponding teeth The shape of boots core packet 32 is identical but installation direction is opposite.

That is, the structure of the tooth boots core packet 32 at two ends on teeth portion iron core 20 is identical, it is equal sized, but installation side To conversely, arranged with this from the two ends of tooth boots iron core 30 to the middle part of tooth boots iron core 30, apart from the two ends of teeth portion iron core 20 apart from phase Deng tooth boots core packet 32 structure it is identical, it is equal sized, installation direction conversely, set features described above tooth boots core packet 32, The installing space of motor internal can be made full use of, farthest the poly- magnetic energy power of reinforcing iron core.

Alternatively, teeth portion iron core 20 adds with the injection that connects through of the junction of stator yoke iron core 40 and tooth boots iron core 30 By force.

That is, after stator yoke iron core 40 is connected in the draw-in groove 24 of teeth portion iron core 20, using the modeling for heating and softening Glue material is cast between stator yoke iron core 40 and teeth portion iron core 20, and stator yoke iron core is realized after plastic material cooled and solidified 40 are fixedly connected with teeth portion iron core 20, and teeth portion iron core 20 is with tooth boots iron core 30 by bayonet socket hole 23 and c-opening 31 adapter After connecing, the plastic material of heating and softening is cast between teeth portion iron core 20 and tooth boots iron core 30, after plastic material cooled and solidified Realize being fixedly connected for teeth portion iron core 20 and tooth boots iron core 30.

Teeth portion iron core 20 and stator yoke iron core 40 and tooth boots iron core 30, process is simple, behaviour are connected by the way of injection Facilitate, not only reduce the production cost of motor, also improve the connective stability of motor, prevent teeth portion iron core 20 and stator Yoke portion iron core 40 and tooth boots iron core 30 are separated because rocking generation in the course of the work, and then enhance the service behaviour of motor, and And the bonding strength between teeth portion iron core 20 and stator yoke iron core 40 and tooth boots iron core 30 is increased, prevent motor damage.

Wherein, teeth portion iron core 20 is provided with insulating barrier with stator yoke iron core 40 and the joint face of tooth boots iron core 30, that is, Say, insulating barrier, teeth portion iron core 20 and tooth are provided between the internal face of the lamination of stator yoke iron core 40 and the draw-in groove 24 of teeth portion iron core 20 Be provided with insulating barrier between the joint face of boots iron core 30, by teeth portion iron core 20 and stator yoke iron core 40 and tooth boots iron core 30 it Between joint face on insulating barrier is set, it is ensured that teeth portion iron core 20 and stator yoke iron core 40 and tooth boots iron core 30 it is relatively independent Property, prevent teeth portion iron core 20 from being influenced each other with stator yoke iron core 40 and tooth boots iron core 30, and then improve the performance of motor.

Motor according to embodiments of the present invention other constitute and operation for those of ordinary skills all It is known, is not detailed herein.

In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise " are, based on orientation shown in the drawings or position relationship, to be for only for ease of The description present invention is described with simplified, must have specific orientation, Yi Te rather than the device or element for indicating or imply meaning Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.

In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected;It can be machine Tool is connected, or electrically connected;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two units Connection inside part.For the ordinary skill in the art, can as the case may be understand above-mentioned term in this hair Concrete meaning in bright.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described Point is contained at least one embodiment of the invention or example.In this manual, to the schematic representation of above-mentioned term not Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any One or more embodiments or example in combine in an appropriate manner.

Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art is not departing from principle of the invention and objective In the case of above-described embodiment can be changed within the scope of the invention, change, replace and modification.

Claims (18)

1. a kind of motor, it is characterised in that including:
Rotor;
Multiple teeth portion iron cores, multiple teeth portion iron cores are arranged in the rotor outer periphery along circumferentially-spaced the opening of the rotor, often The individual teeth portion iron core includes respectively:
Main part, the main part is generally formed into along the column for radially extending of the rotor;
Crown elongated portion, the one end for the direction rotor that the crown elongated portion is located at the main part, the crown elongation Portion axially extends along the rotor at least one end of the rotor;
Tooth boots iron core, the tooth boots iron core is located at one end of the direction rotor of the teeth portion iron core;
Stator yoke iron core, the stator yoke iron core is connected with the teeth portion iron core and is formed as prolonging along the circumference of the rotor The annular stretched, the stator yoke iron core is connected with the main part.
2. motor according to claim 1, it is characterised in that the teeth portion iron core is provided with bayonet socket hole, the tooth boots iron Core is provided with c-opening, and the c-opening is snapped connection with the bayonet socket hole.
3. motor according to claim 2, it is characterised in that the bayonet socket hole is located at the main part or the crown is stretched In portion long.
4. motor according to claim 1, it is characterised in that the tooth boots iron core is provided with c-opening, and the c-type is opened Mouth is snapped connection with the crown elongated portion.
5. motor according to claim 1, it is characterised in that the teeth portion iron core is made up of multiple teeth portion core lamination stacks, The tooth boots iron core is made up of multiple tooth boots core lamination stacks, and the direction that laminates of the teeth portion core lamination stack is folded with the tooth boots iron core Piece to laminate direction vertical.
6. motor according to claim 1, it is characterised in that at least one end of the crown elongated portion is provided with along described turn The boss that the radial direction of son extends to the center of the rotor.
7. motor according to claim 6, it is characterised in that the main part of each teeth portion iron core is provided with card Groove, yoke portion iron core is connected in the draw-in groove along the circumference of the rotor.
8. motor according to claim 7, it is characterised in that the direction rotor or the back of the body of the stator yoke iron core The stopper slot being adapted to the draw-in groove is provided with to the side wall of the rotor.
9. motor according to claim 1, it is characterised in that the stator yoke iron core includes multiple stator yoke iron cores Section, the end of multiple stator yoke core packets is fitting to connection circularizes mutually.
10. motor according to claim 1, it is characterised in that the stator yoke iron core includes multiple stator yoke iron Core section, the end of multiple stator yoke core packets is circularized by hasp connection.
11. motors according to claim 1, it is characterised in that the stator yoke iron core is by least one bar shaped punching Constitute annular.
12. motors according to claim 1, it is characterised in that the outer peripheral face of the direction rotor of the tooth boots iron core One end be formed as the combinatorial surface of one section of arc surface, multi-section circular arc face or arc surface and plane.
13. motors according to claim 1, it is characterised in that the tooth boots iron core is divided into the axial direction of the rotor Multiple tooth boots core packets.
14. motors according to claim 13, it is characterised in that rotor week is located on the same tooth boots iron core The crown length of multiple tooth boots core packets of upward the same side shortens successively along the axial direction of the rotor, the same tooth boots iron The crown length that multiple tooth boots core packets of the circumferentially upper opposite side of the rotor are located on core increases successively along the axial direction of the rotor Plus.
15. motors according to claim 14, it is characterised in that in the circumference of the rotor, multiple tooth boots iron The arrangement rule of each crown length is identical on core.
16. motors according to claim 15, it is characterised in that the tooth boots iron core is divided into the axial direction of the rotor N number of tooth boots core packet, the crown length of each tooth boots core packet both sides, wherein first tooth boots core packet and N Individual tooth boots core packet is corresponding, and second tooth boots core packet is corresponding with the N-1 tooth boots core packet, remaining described tooth boots iron core Duan Yici is corresponding, and the shape of two corresponding tooth boots core packets is identical but installation direction is opposite.
17. motors according to claim 1, it is characterised in that the teeth portion iron core and the stator yoke iron core and institute The injection that connects through for stating the junction of tooth boots iron core is strengthened.
18. motors according to claim 17, it is characterised in that the teeth portion iron core and the stator yoke iron core and institute State tooth boots iron core joint face and be provided with insulating barrier.
CN201611161204.9A 2016-12-15 2016-12-15 Motor CN106849397B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611161204.9A CN106849397B (en) 2016-12-15 2016-12-15 Motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611161204.9A CN106849397B (en) 2016-12-15 2016-12-15 Motor

Publications (2)

Publication Number Publication Date
CN106849397A true CN106849397A (en) 2017-06-13
CN106849397B CN106849397B (en) 2019-09-06

Family

ID=59140134

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611161204.9A CN106849397B (en) 2016-12-15 2016-12-15 Motor

Country Status (1)

Country Link
CN (1) CN106849397B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58215962A (en) * 1982-06-08 1983-12-15 Matsushita Electric Ind Co Ltd Stator for rotary electric machine
JP2012023861A (en) * 2010-07-14 2012-02-02 Mitsubishi Electric Corp Armature core and motor
CN202798178U (en) * 2012-08-16 2013-03-13 富阳新马工具有限公司 Combined type motor stator structure
CN103580305A (en) * 2012-08-10 2014-02-12 德昌电机(深圳)有限公司 Motor chip, chip assembly and motor
CN204012960U (en) * 2014-07-24 2014-12-10 广东威灵电机制造有限公司 Stator core and stator, magneto
CN104638785A (en) * 2015-02-13 2015-05-20 广东威灵电机制造有限公司 Stator iron core component, stator and permanent magnet motor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58215962A (en) * 1982-06-08 1983-12-15 Matsushita Electric Ind Co Ltd Stator for rotary electric machine
JP2012023861A (en) * 2010-07-14 2012-02-02 Mitsubishi Electric Corp Armature core and motor
CN103580305A (en) * 2012-08-10 2014-02-12 德昌电机(深圳)有限公司 Motor chip, chip assembly and motor
CN202798178U (en) * 2012-08-16 2013-03-13 富阳新马工具有限公司 Combined type motor stator structure
CN204012960U (en) * 2014-07-24 2014-12-10 广东威灵电机制造有限公司 Stator core and stator, magneto
CN104638785A (en) * 2015-02-13 2015-05-20 广东威灵电机制造有限公司 Stator iron core component, stator and permanent magnet motor

Also Published As

Publication number Publication date
CN106849397B (en) 2019-09-06

Similar Documents

Publication Publication Date Title
US8120223B2 (en) Permanent magnet machine with offset pole spacing
CN103715801B (en) IPM rotary motor
US8648511B2 (en) Magnetic component part for a rotor assembly
EP1220426B1 (en) A rotary electromechanical device and a pulley driving system using the rotary electromechanical device
EP2564492B1 (en) Synchronous generator, especially for wind turbines
CN102713271B (en) Magnet wheel
CN1937356B (en) Stator permanent-magnet double salient pole fault-tolerant motor
US20110031843A1 (en) Permanent Magnet Machine with Different Pole Arc Angles
KR101475521B1 (en) Armature laminations
EP0803962A1 (en) Polar package construction for permanent magnet rotors of alternators and the like
US20170149319A1 (en) Rotating Electric Machine and Method for Manufacturing the Rotating Electric Machine
JPWO2006118219A1 (en) Motor and control device thereof
US20060022544A1 (en) Stator and brushless motor
CN101847919B (en) Motor with improved stator structure
US8729767B2 (en) Electric machine
CN105680585B (en) A kind of Modular motor stator and its end are overlapped fractional-slot winding structure
CN102498640B (en) Permanent magnet exited synchronous machine with embedded magnets
CN103166408B (en) Multi-layer arc-shaped permanent magnet machine with reduced rotational stress
CN104578661A (en) Axially-distributed double-salient-pole brushless DC motor
US7605515B2 (en) Variable reluctance dynamo-electric rotary machine provided with united magnetic, electric and polarising circuits and method for production thereof
DE102008032844A1 (en) Permanent magnetic rotor
JP2013531462A (en) Laminated rotor for rotating a hybrid synchronous motor of an electric machine, particularly a vehicle drive system
CN103023194B (en) Terminal connection structure for the motor
US8203246B2 (en) Five-phase motor with improved stator structure
CN101411036A (en) An electrical machine having a stator with rectangular and trapezoidal teeth

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant