CN103973057A - Block stator, manufacturing method of block stator, motor with block stator and household appliance - Google Patents
Block stator, manufacturing method of block stator, motor with block stator and household appliance Download PDFInfo
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- CN103973057A CN103973057A CN201310030728.4A CN201310030728A CN103973057A CN 103973057 A CN103973057 A CN 103973057A CN 201310030728 A CN201310030728 A CN 201310030728A CN 103973057 A CN103973057 A CN 103973057A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
- H02K1/148—Sectional cores
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/52—Fastening salient pole windings or connections thereto
- H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
- H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
- H02K2203/09—Machines characterised by wiring elements other than wires, e.g. bus rings, for connecting the winding terminations
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention discloses a block stator, a manufacturing method of the block stator, a motor with the block stator and a household appliance. The manufacturing method includes the following steps: manufacturing multiple stator sub-iron-cores; manufacturing multiple insulated reels; installing the multiple reels on the multiple stator sub-iron-cores respectively; winding the reels on parts of the stator sub-iron-cores with main wound wires to form multiple main windings, wherein the main wound wires on the multiple main windings are not connected; continuously winding the reels on the other parts of the stator sub-iron-cores with an auxiliary wound wire to form multiple auxiliary windings connected through the auxiliary wound wire; alternately arranging the auxiliary windings and the main windings in a connected mode to form an annular shape; sequentially connecting the multiple stator sub-iron-cores. By means of the manufacturing method, an overall stator iron core is composed of the multiple stator sub-iron-cores, the windings are concentrated, and therefore wire winding is convenient to achieve and high in speed.
Description
Technical field
The present invention relates to the machine field for household electrical appliance, relate in particular to a kind of motor block stator and manufacture method thereof, there is the motor of described block stator and there are the household electrical appliance of described motor.
Background technology
Single-phase cage induction motor is the most widely used motor in household electrical appliance.Traditionally, the stator winding of this motor is made up of the distributed winding of major and minor two cover short distances, and stator and rotor iron core is formed by overall punching closed assembly.This traditional structure exists that efficiency is low, complex process, man-hour is many, materials are many, rate of finished products is low, of poor quality, cost is difficult to the problems such as reduction, the reasons are as follows:
(1) draw ratio of single-phase squirrel-cage motor is conventionally little, adopts when distributed winding, and end is very long, and the utilance of copper is low, copper loss is large and efficiency is low;
(2) distributed winding complex process, coiling work efficiency is low, and cost of labor is high;
(3) distributed winding end is overlapping, easily produces damage when assembling, and the first-time qualification rate of motor is low, of low quality;
(4) punching of stator punching entirety, produces a large amount of leftover pieces, and silicon steel sheet usage factor is low.
Block-stator motor is mainly separate determinant interior around the inefficient problem of winding mode.In traditional monoblock, around the about 1000r/min of stator winding maximum speed, and outward more than threading speed reaches 3000r/min, can solve traditional monoblock interior around stator winding bottleneck operation.But adopt stator partition the end of a thread to increase, and when block stator combination, easily produce broken string, manufacture difficulty.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in prior art.For this reason, one object of the present invention is to propose the manufacture method of a kind of concentrated winding and the fast block stator of threading speed.
Another object of the present invention is to propose a kind of block stator that adopts said method to manufacture.
A further object of the present invention is to propose a kind of motor with described block stator.
Another object of the present invention is to propose a kind of household electrical appliance with described motor.
According to the manufacture method of the block stator of first aspect present invention embodiment, comprise the following steps:
S1, the sub-iron core of manufacture polylith stator, the every sub-iron core of described stator is formed as arch I shape shape;
S2, manufacture the drum stand of multiple insulation;
S3, described multiple drum stands are mounted to respectively on the sub-iron core of described polylith stator;
S4, will on the drum stand on the sub-iron core of described part stator, be wound around respectively main coiling to form multiple main windings, the main coiling between wherein said multiple main windings does not connect each other;
S5, multiple auxiliary winding that will connect by described pair of coiling with formation by paying the continuous winding that winds the line on the drum stand on sub-stator described in another part iron core;
S6, by described auxiliary winding and described main winding be staggered be respectively connected with composition annular shape;
S7, the sub-iron core of described multiple stators is connected successively.
According to the manufacture method of block stator of the present invention, by forming overall stator core by the sub-iron core of multiple stators, and concentrated winding, coiling convenience thus and speed are fast, the simultaneously combination operation of main winding A and auxiliary winding B is convenient, delicate structure and reduced manufacturing cost.
According to one embodiment of present invention, in step S1, the manufacture of the every sub-iron core of described stator comprises the following steps:
S11, the multiple iron core plates of stamping-out;
S12, described multiple iron core plate laminated predetermined number of layers are arranged;
S13, described many iron cores plate good described lamination is laminated to riveted, to form the sub-iron core of described stator.
According to one embodiment of present invention, in step S2, the manufacture of each drum stand comprises the following steps:
S21, manufacture upper frame and underframe respectively, wherein outside, the bottom of upper frame is provided with upper outside pit bit and inner side, bottom is provided with sunken inside position, and inner side, the bottom of described underframe is provided with lower sunken inside position and outside, bottom is provided with lower outside pit bit;
S22, by will described upper outside pit bit coordinating with described lower outside pit bit grafting, and described upper sunken inside position and the grafting of described lower sunken inside position coordinate, described upper frame are plugged on the top of described underframe.
According to one embodiment of present invention, in described step S6, described multiple auxiliary winding and described main winding are assembled into annular shape by link, described link is configured to cylindrical shape, and the drum stand of wherein said multiple auxiliary winding and main winding circumferentially distributes so that described auxiliary winding is staggered respectively and is connected with composition annular shape with described main winding alternately along described link.
Alternatively, on the outer peripheral face of described link, be formed with circumferentially isolated multipair locating groove, wherein between every pair of locating groove, hold a described drum stand.
Like this, by multipair locating groove is set, in coiling process, can effectively fix drum stand, thereby fix the sub-iron core of multiple stators, and then ensure pre-designed spatial distribution form, be conducive to the combination forming of block stator.
According to one embodiment of present invention, in described step S7, also comprise:
S71, by end cap, sub-described multiple stators iron core is located.
Thus, after the sub-iron core of multiple stators is assembling, end cap is set on the outer peripheral face of the sub-iron core of multiple stators and upwards pressure to give footpath to the sub-iron core of multiple stators, thereby makes the structure of the block stator forming more solid and reliable.
According to the block stator of second aspect present invention embodiment, by forming according to the manufacture method of the block stator of first aspect present invention embodiment, described block stator comprises: the sub-iron core of polylith stator, and the every sub-iron core of described stator is formed as arch I shape shape, the drum stand of multiple insulation, described multiple drum stand is mounted to respectively on the sub-iron core of described polylith stator, wherein on a part of described drum stand, be wound around respectively main coiling to form main coiling unconnected multiple main winding each other, the top of each described main winding is provided with two the first plug wire pins, the end of a thread of described main coiling is connected with described two the first plug wire pins with line tail, and on drum stand, pass through to form multiple auxiliary winding that described pair of coiling connects by paying coiling continuous winding described in another part, the end of a thread and line tail that wherein the bottom of two adjacent described auxiliary winding is respectively equipped with the second plug wire pin and described pair of coiling are wrapped in respectively auxiliary winding on described the second plug wire pin, and terminal block, the first plug wire pin of wherein said main winding and the second plug wire pin of described auxiliary winding are connected by described terminal block respectively.
According to the block stator of the embodiment of the present invention, because link is connected and fixed multiple drum stands, ensure the spatial distribution form of the pre-designed sub-iron core of multiple stators, be conducive to the combination forming of block stator, the method that can adopt external rotor coiling that also can make internal rotor stator, has improved more than 3 times winding efficiency, has the feature that the wiring of internal rotor stator and tap mode are few simultaneously, can reduce joint quantity, improve production efficiency.According to block stator of the present invention, simple and ingenious structure, serviceability is good and convenient and practical.
According to one embodiment of present invention, the sub-iron core of described stator and described drum stand are respectively eight, and form four described main windings and four auxiliary winding.
According to one embodiment of present invention, each described drum stand comprises: upper frame, described upper frame comprises outer arc plate and upper inner arc plate, described upper inner arc plate is located at the radially inner side of described upper outer arc plate by the first connecting portion, the two ends, top of described upper inner arc plate are provided with wrapping post, and the upper outer arc plate of described upper frame and the top of upper inner arc plate are respectively equipped with the first plug wire post of two spaced apart hollows; Underframe, described underframe comprises lower outer arc plate and lower inner arc plate, described lower inner arc plate is located at the radially inner side of described lower outer arc plate by the second connecting portion, the lower outer arc plate of described underframe and the bottom of lower inner arc plate are provided with the second plug wire post of two isolated hollows; Wherein the bottom of upper frame outside is provided with upper outside pit bit and inner side, bottom is provided with sunken inside position, the inner side, bottom of described underframe is provided with lower sunken inside position and outside, bottom is provided with lower outside pit bit, described upper outside pit bit is pegged graft and is coordinated with described lower outside pit bit, and peg graft and coordinate the top described upper frame is plugged on to described underframe with described lower sunken inside position in described upper sunken inside position, and the sub-iron core sleeve of described stator is located at the cooperation place of described upper frame and underframe; Wherein, form in the described drum stand of main winding, described two the first plug wire pins are located at respectively in the first plug wire post at top of outer arc plate and upper inner arc plate, form in the described drum stand of auxiliary winding, described two the second plug wire pins are located at respectively in the second plug wire post of lower inner arc plate bottom of two adjacent described underframes wherein, after wherein said auxiliary winding and described main winding are staggered respectively and are connected, described the first plug wire pin and described the second plug wire pin are positioned on described same plane, and are all connected with terminal block.
Alternatively, described the first counterpart comprises the upper outside pit bit in outside, bottom and the upper sunken inside position of inner side, upper inner arc plate bottom of outer arc plate, and described the second counterpart comprises the lower outside pit bit in the lower sunken inside position of inner side, top and the outside, top of described lower inner arc wall of described lower outer arc plate, wherein said upper outside pit bit is pegged graft and is coordinated with described lower sunken inside position, and pegs graft and coordinate with described lower outside pit bit in described upper sunken inside position.
Described block stator further comprises: end cap, described end cap is set in the outside of the sub-iron core of described polylith stator so that sub-described polylith stator iron core is located.
Thus, after the sub-iron core of multiple stators is assembling, end cap is set on the outer peripheral face of the sub-iron core of multiple stators and upwards pressure to give footpath to the sub-iron core of multiple stators, thereby makes the structure of the block stator forming more solid and reliable.
According to the block stator of the embodiment of the present invention, by the sub-iron core of multiple stators composition and concentrate winding, make the method that can adopt external rotor coiling of internal rotor stator, coiling convenience thus and speed are fast, winding efficiency has been improved more than 3 times, the combination operation of main winding and auxiliary winding is simultaneously convenient, delicate structure, and coiling is evenly.In addition, also there is the feature that the wiring of internal rotor stator and tap mode are few, can reduce joint quantity, improved production efficiency.Be particularly useful for multiple speed motor more than single speed according to the block stator of the embodiment of the present invention, applicability is high.
According to a kind of motor of third aspect present invention embodiment, comprising: rotor assembly, described rotor assembly comprises armature spindle and is located at the rotor core on described armature spindle; According to the block stator of second aspect present invention embodiment, described block stator is set in that described rotor assembly is outer and described rotor assembly is rotatable with respect to described block stator.
According to motor of the present invention, by adopting block stator, improved winding efficiency and production efficiency, and operation is reliable, improve thus the operational reliability of motor.
According to a kind of household electrical appliance of fourth aspect present invention embodiment, comprise according to the motor of third aspect present invention embodiment.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is according to the schematic diagram of the manufacture method of the block stator of the embodiment of the present invention;
Fig. 2 is that wherein terminal block is not shown according to the schematic top plan view of the block stator of the embodiment of the present invention;
Fig. 3 is that wherein link is not shown according to the stereogram of the block stator of the embodiment of the present invention;
Fig. 4 is according to the schematic diagram of main winding in the block stator of the embodiment of the present invention, is wherein wound with main coiling;
Fig. 5 is according to the schematic diagram of auxiliary winding in the block stator of the embodiment of the present invention, wherein pay coiling not shown;
Fig. 6 is according to the explosive view of drum stand in the block stator of the embodiment of the present invention and the sub-iron core of stator;
Fig. 7 is the schematic diagram of four main windings in block stator according to an embodiment of the invention;
Fig. 8 is the schematic diagram of four auxiliary winding in block stator according to an embodiment of the invention;
Fig. 9 is the cooperation schematic diagram of four main windings and four auxiliary winding in block stator according to an embodiment of the invention;
Figure 10 is according to the schematic diagram of link in the block stator of the embodiment of the present invention;
Figure 11 is the assembling schematic diagram of four main windings and link in block stator according to an embodiment of the invention;
Figure 12 is the assembling schematic diagram of four auxiliary winding and link in block stator according to an embodiment of the invention;
Figure 13 is according to the schematic diagram of terminal block in the block stator of the embodiment of the present invention.
Reference numeral:
1, the sub-iron core of stator; 11, the first location division; 12, the second location division;
2, drum stand;
21, upper frame; 211, upper outer arc plate; 212, upper inner arc plate;
213, the first connecting portion; 214, upper outside depressed part; 215, upper sunken inside portion;
22, underframe; 221, lower outer arc plate; 222, lower inner arc plate;
223, the second connecting portion; 224, lower outside depressed part; 225, lower sunken inside portion;
3, link; 31, locating groove; 311, the first draw-in groove; 312, the second draw-in groove;
4, terminal block;
5a, main coiling; 5b, pair coiling; 6a, the first plug wire pin; 6b, the second plug wire pin;
A, main winding; B, auxiliary winding
Embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of instructions such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, except as otherwise noted, the implication of " multiple " is two or more.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
Describe according to the manufacture method of a kind of block stator of first aspect present invention embodiment below with reference to Fig. 1, described block stator for example can be used in single-phase capacitance asynchronous machine.
As shown in Figure 1, according to the manufacture method of the block stator of the embodiment of the present invention, comprise the following steps:
S1, the sub-iron core 1 of manufacture polylith stator, the every sub-iron core 1 of stator is formed as arch I shape shape, sub-polylith stator iron core 1 can be suitable for piecing together monoblock stator core thus;
S2, manufacture the drum stand 2 of multiple insulation;
S3, multiple drum stands 2 are mounted to respectively on the sub-iron core 1 of polylith stator; S4, will on the drum stand 2 on sub-a part of stator iron core 1, be wound around respectively main coiling 5a to form multiple main winding A, wherein the main coiling 5a between multiple main winding A does not connect each other;
S5, will be on the drum stand 2 on sub-another part stator iron core 1 by paying coiling 5b continuous winding to form by paying the coiling multiple auxiliary winding B that 5b connects, wherein paying coiling 5b can be one and continuous winding, also can be many and connection successively, this is not restricted.Between every two adjacent auxiliary winding B, connect by intercoil connection, this intercoil connection can be made up of a part of paying coiling 5b, an also independent connecting line;
S6, by auxiliary winding B and main winding A be staggered be respectively connected with composition annular shape;
S7, sub-multiple stators iron core 1 is connected successively.
According to the manufacture method of block stator of the present invention, by forming overall stator core by the sub-iron core 1 of multiple stators, and concentrated winding, coiling convenience thus and speed are fast, the simultaneously combination operation of main winding A and auxiliary winding B is convenient, delicate structure and reduced manufacturing cost.
In step S1, the manufacture of the every sub-iron core 1 of stator comprises the following steps:
S11, the multiple iron core plates of stamping-out, alternatively, iron core plate is electromagnetic steel plate.
S12, multiple iron core plate laminated predetermined number of layers are arranged.
S13, many iron cores plate good lamination is laminated to riveted, to form the sub-iron core 1 of stator, wherein stator core 1 comprises yoke portion 13 and tooth portion 14, wherein after the sub-iron core 1 of multiple stators assembles, the yoke portion 13 of adjacent two sub-iron cores 1 of stator works in coordination, so that the sub-iron core 1 of multiple stator can upwards be formed as entirety in week.
In one embodiment of the invention, in step S2, the manufacture of each drum stand 2 comprises the following steps:
S21, manufacture upper frame 21 and underframe 22 respectively, wherein the bottom of upper frame 21 outside is provided with upper outside pit bit 214 and inner side, bottom is provided with sunken inside position 215, as shown in Figure 6, the bottom of underframe 22 inner side is provided with lower sunken inside position 224 and outside, bottom is provided with lower outside pit bit 225;
S22, peg graft and coordinates with lower outside pit bit 224 by upper outside pit bit 214, and upper sunken inside position 215 coordinates the top that upper frame 21 can be plugged on to underframe 22 with 225 grafting of lower sunken inside position, as shown in Fig. 4-Fig. 5.
In an embodiment of the present invention, in step S6, multiple main winding A and auxiliary winding B are assembled into annular shape by link 3.Particularly, link 3 is configured to cylindrical shape, wherein the drum stand 2 of multiple auxiliary winding B and main winding A circumferentially distributing alternately so that auxiliary winding B is staggered respectively and is connected with composition annular shape with main winding A along link 3.
As shown in figure 10, according in the block stator of particular embodiments of the invention, on the outer peripheral face of link 3, be formed with circumferentially isolated multipair locating groove 31, wherein between every pair of locating groove, hold a drum stand 2.Wherein every pair of locating groove 31 comprises that the first draw-in groove 311 is relative with the bayonet socket direction of the second draw-in groove 312 with the second draw-in groove 312, the first draw-in grooves 311, thus, can hold a drum stand 2, in the first draw-in groove 311 and the second draw-in groove 312 as shown in Fig. 2, Figure 10-Figure 12.Like this, by multipair locating groove 31 is set, in coiling process, can effectively fix drum stand 2, thereby fix the sub-iron core 1 of multiple stators, and then ensure pre-designed spatial distribution form, be conducive to the combination forming of block stator.
In the further embodiment of the present invention, in step S7, the sub-iron core 1 of multiple stators welds after adjacent positioned successively successively.
Particularly, as Figure 4-Figure 6, the two ends of the sub-iron core 1 of stator are formed with respectively the first location division 11 and the second location division 12, the location that cooperatively interacts, the second location division 12 of the sub-iron core 1 of stator that the first location division 11 of the sub-iron core 1 of one of them stator is adjacent, as shown in Figure 3 and Figure 9.Alternatively, the first location division 11 is formed as the protuberance extending outward from one end of the sub-iron core 1 of stator, and the second location division 12 is for inwardly concaving the recess of formation from the other end of the sub-iron core 1 of stator.Thus, the sub-iron core 1 of multiple stators can upwards be seamlessly transitted in week after assembling, be convenient to the installation setting of miscellaneous part.For example, in a preferred embodiment of the invention, in step S7, also comprise: S71, by end cap (scheming not shown), sub-multiple stators iron core 1 is located.That is to say, after the sub-iron core 1 of multiple stators is assembling, end cap is set on the outer peripheral face of the sub-iron core 1 of multiple stators and upwards pressure to give footpath to the sub-iron core 1 of multiple stators, thereby makes the structure of the block stator forming more solid and reliable.
Alternatively, as shown in Fig. 2-Figure 12, main winding A is that four and auxiliary winding B are four, and four main winding A and four auxiliary winding B are crisscross arranged respectively.
But; should be noted that; in the application's description; and in Fig. 2-Figure 12; four main winding A and four objects that auxiliary winding B illustrates for example are all shown; but those of ordinary skill after having read the technical scheme in present specification, be obviously appreciated that this scheme is applied to still less or the technical scheme of more main winding A and auxiliary winding B in, within this also falls into protection scope of the present invention.
Describe according to the block stator of second aspect present invention embodiment below with reference to Fig. 2-Figure 13, described block stator is formed by the manufacture method of the block stator in the above-mentioned first aspect embodiment according to the present invention.
As shown in Figures 2 and 3, according to the block stator of the embodiment of the present invention, comprising: drum stand 2, link 3 and the terminal block 4 of the sub-iron core 1 of polylith stator, multiple insulation.
As shown in Fig. 4-Fig. 6, the every sub-iron core 1 of stator is formed as arch I shape shape.Wherein stator core 1 comprises yoke portion 13 and tooth portion 14, and wherein, after the sub-iron core 1 of multiple stators assembles, the yoke portion 13 of adjacent two sub-iron cores 1 of stator works in coordination, so that the sub-iron core 1 of multiple stator can upwards be formed as entirety in week.
Multiple drum stands 2 are mounted to respectively on the sub-iron core 1 of polylith stator, wherein on a part of drum stand 2, be wound around respectively main coiling 5a to form main coiling 5a unconnected multiple main winding A each other, the top of each main winding A is provided with two the first plug wire pin 6a, and the end of a thread of main coiling is connected with two the first plug wire pins with line tail.On another part drum stand 2, pass through to pay coiling multiple auxiliary winding B that 5b connects by paying coiling 5 continuous windings to form, wherein the bottom of two adjacent auxiliary winding B be respectively equipped with the second plug wire pin 6b and pay coiling the end of a thread of 5b and line tail to be wrapped in respectively described the second plug wire pin 6b upper, as shown in Fig. 7-Fig. 9.Wherein paying coiling 5b can be one and continuous winding, can be also many and connection successively, and this is not restricted.Between every two adjacent auxiliary winding B, connect by intercoil connection, this intercoil connection can be made up of a part of paying coiling 5b, an also independent connecting line.
Wherein the first plug wire pin 6a of main winding A and the second plug wire pin 6b of auxiliary winding B are connected by terminal block 4 respectively.As shown in Fig. 3 and Figure 13.
According to the block stator of the embodiment of the present invention, because link 3 is connected and fixed multiple drum stands 2, ensure the spatial distribution form of the pre-designed sub-iron core 1 of multiple stators, be conducive to the combination forming of block stator, also can make internal rotor stator can adopt the method for external rotor coiling, winding efficiency has been improved more than 3 times, there is the feature that the wiring of internal rotor stator and tap mode are few simultaneously, can reduce joint quantity, improve production efficiency.According to block stator of the present invention, simple and ingenious structure, serviceability is good and convenient and practical.
For example, as shown in Fig. 2-Figure 12, the sub-iron core 1 of stator and drum stand 2 are respectively eight, and form four main winding A and four auxiliary winding B.
In a specific embodiment of the present invention, each drum stand 2 comprises: upper frame 21 and underframe 22, upper frame 21 comprises outer arc plate 211 and upper inner arc plate 212, upper inner arc plate 212 is located at the radially inner side of upper outer arc plate 211 by the first connecting portion 213, in description of the invention, radially " inner side " refers to a side inside along the radial direction of link 3, and correspondingly, " outside " refers to a side outside along the radial direction of link 3.Be provided with at the two ends, top of upper inner arc plate 212 for winding the line 5 wrapping post 2121, thus in order to facilitate the winding of the intercoil connection between auxiliary winding B.The upper outer arc plate 211 of upper frame 21 and the top of upper inner arc plate 212 are respectively equipped with the first plug wire post 216 of two spaced apart hollows;
Underframe 22 comprises lower outer arc plate 221 and lower inner arc plate 222, and lower inner arc plate 222 is located at the radially inner side of lower outer arc plate 221 by the second connecting portion 223.The lower outer arc plate 221 of underframe 22 and the bottom of lower inner arc plate 222 are provided with the second plug wire post 226 of two isolated hollows.Wherein, form in the drum stand 2 of main winding A, as shown in Fig. 7 and Fig. 9, two the first plug wire pin 6a are located at respectively in the first plug wire post 216 at top of outer arc plate 211 and upper inner arc plate 212,, one of them first plug wire pin 6a is located in a first plug wire post 216 at outer arc plate 211 tops, and another the first plug wire pin 6a is located in the first plug wire post 216 at top of inner arc plate 212.And form in the drum stand 2 of auxiliary winding B, as shown in Figure 8 and Figure 9, two the second plug wire pin 6b are located at respectively in the second plug wire post 226 of lower inner arc plate 222 bottoms of wherein adjacent underframe 22, after wherein auxiliary winding B and main winding A are staggered respectively and are connected, described the first plug wire pin and described the second plug wire pin are in the same plane, and are all connected with terminal block.
That is to say, the first plug wire pin 6a and the wrapping post 2121 of main winding A are in the same way, the second plug wire pin 6b of auxiliary winding B is reverse with wrapping post 2121, and in block stator of the present invention, the drum stand 2 of main winding A is oppositely to arrange with the drum stand 2 of auxiliary winding B.The second plug wire pin 6b of auxiliary winding B and wrapping post 2121 are arranged on to the not benefit of homonymy is, be convenient on the one hand the wiring of terminal block 4, on the other hand, because auxiliary winding B pays and turns to coil by many, therefore the intercoil connection between auxiliary winding B is also many, thus, can avoid in the time the end of a thread being soldered to the second plug wire pin 6b, the scolding tin of fusing drops on intercoil connection, and many intercoil connections are linked together and cause short circuit.
Wherein the bottom of upper frame 21 outside is provided with upper outside pit bit 214 and inner side, bottom is provided with sunken inside position 215, and as shown in Figure 6, the inner side, bottom of underframe 22 is provided with lower sunken inside position 224 and outside, bottom is provided with lower outside pit bit 225.Upper outside pit bit 214 is pegged graft and is coordinated the top the bottom of upper outer arc plate 211 is plugged in to lower outer arc plate 221 with lower outside pit bit 224, peg graft and coordinate the top the bottom of upper inner arc plate 212 is plugged in to lower inner arc plate 222 with lower sunken inside position 225 in upper sunken inside position 215, upper frame 21 can be plugged on thus to the top of underframe 22, as shown in Fig. 4-Fig. 5.Like this, in each bobbin bracket structure, at least comprise two upper frames that are combined into one 21 and underframe 22.
The sub-iron core 1 of stator is set in the cooperation place of upper frame 21 and underframe 22, as shown in Figure 4 and Figure 5, particularly, the tooth portion of the sub-iron core 1 of stator 14 is inner stretches out after through the first connecting portion 213 and the second connecting portion 223, and yoke portion 13 is positioned at outside outer arc plate 211 and lower outer arc plate 221.
Preferably, upper outer arc plate 211 is concordant on above-below direction with lower outer arc plate 221, and upper inner arc plate 212 is concordant on above-below direction with lower inner arc plate 222, as shown in Figure 4 and Figure 5, and the neat and sub-iron core 1 of fixed stator reliably of structure thus.
In embodiment in the present invention shown in Fig. 4-6, the two ends of the sub-iron core 1 of stator are formed with respectively the first location division 11 and the second location division 12, the location that cooperatively interacts, the second location division 12 of the sub-iron core 1 of stator that the first location division 11 of the sub-iron core 1 of one of them stator is adjacent.As shown in Figure 3 and Figure 9.Alternatively, the first location division 11 is formed as the protuberance extending outward from one end of the sub-iron core 1 of stator, and the second location division 12 is for inwardly concaving the recess of formation from the other end of the sub-iron core 1 of stator.Thus, the sub-iron core 1 of multiple stators can upwards be seamlessly transitted in week after assembling, be convenient to the installation setting of miscellaneous part.
In some embodiments of the invention, block stator also can comprise: end cap (scheming not shown), end cap is set in the outside of the sub-iron core 1 of polylith stator so that sub-polylith stator iron core 1 is located.That is to say, after the sub-iron core 1 of multiple stators is assembling, end cap is set on the outer peripheral face of the sub-iron core 1 of multiple stators and upwards pressure to give footpath to the sub-iron core 1 of multiple stators, thereby makes the structure of the block stator forming more solid and reliable.Further, block stator also can comprise housing (scheming not shown), and housing coordinates to limit the coated chamber therein of the sub-iron core 1 of multiple stators with end cap.For example, between housing and end cap, be mutually to fasten, after the sub-iron core 1 of multiple stators assembles and is fixed by end cap, then by case cover; thus; housing and end cap have also played the effect of protection block stator, for example, reduced entering of the impurity such as dust, have extended the life-span of block stator.Certainly, those skilled in the art are appreciated that the armature spindle of motor can pass housing and end cap, to be connected with external component.
According to the block stator of the embodiment of the present invention, form and concentrated winding by the sub-iron core 1 of multiple stators, make the method that can adopt external rotor coiling of internal rotor stator, coiling convenience thus and speed are fast, winding efficiency has been improved more than 3 times, the combination operation of main winding A and auxiliary winding B is simultaneously convenient, delicate structure, and coiling is evenly.In addition, also there is the feature that the wiring of internal rotor stator and tap mode are few, can reduce joint quantity, improved production efficiency.Be particularly useful for multiple speed motor more than single speed according to the block stator of the embodiment of the present invention, applicability is high.
Comprise according to a kind of motor of third aspect present invention embodiment: rotor assembly (scheming not shown) and block stator, wherein block stator is the block stator of describing according in second aspect present invention embodiment.Rotor assembly comprises armature spindle and is located at the rotor core on armature spindle.Block stator is set in that rotor assembly is outer and rotor assembly is rotatable with respect to described block stator.
Wherein, according to other configuration examples of the motor of the embodiment of the present invention as rotor core and armature spindle etc. and operation be all known for those of ordinary skills, be not described in detail here.
According to motor of the present invention, by adopting block stator, improved winding efficiency and production efficiency, and operation is reliable, improve thus the operational reliability of motor.
According to a kind of household electrical appliance of fourth aspect present invention embodiment, such as variable speed fan etc., comprise according to the motor of third aspect present invention embodiment.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, amendment, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (12)
1. a manufacture method for block stator, is characterized in that, comprises the following steps:
S1, the sub-iron core of manufacture polylith stator, the every sub-iron core of described stator is formed as arch I shape shape;
S2, manufacture the drum stand of multiple insulation;
S3, described multiple drum stands are mounted to respectively on the sub-iron core of described polylith stator;
S4, will on the drum stand on the sub-iron core of described part stator, be wound around respectively main coiling to form multiple main windings, the main coiling between wherein said multiple main windings does not connect each other;
S5, multiple auxiliary winding that will connect by described pair of coiling with formation by paying the continuous winding that winds the line on the drum stand on sub-stator described in another part iron core;
S6, by described auxiliary winding and described main winding be staggered be respectively connected with composition annular shape;
S7, the sub-iron core of described multiple stators is connected successively.
2. the manufacture method of block stator according to claim 1, is characterized in that, in step S1, the manufacture of the every sub-iron core of described stator comprises the following steps:
S11, the multiple iron core plates of stamping-out;
S12, described multiple iron core plate laminated predetermined number of layers are arranged;
S13, described many iron cores plate good described lamination is laminated to riveted, to form the sub-iron core of described stator.
3. the manufacture method of block stator according to claim 1, is characterized in that, in step S2, the manufacture of each drum stand comprises the following steps:
S21, manufacture upper frame and underframe respectively, wherein outside, the bottom of upper frame is provided with upper outside pit bit and inner side, bottom is provided with sunken inside position, and the inner side, bottom of described underframe is provided with lower sunken inside position and outside, bottom is provided with lower outside pit bit;
S22, by will described upper outside pit bit coordinating with described lower outside pit bit grafting, and described upper sunken inside position and the grafting of described lower sunken inside position coordinate, described upper frame are plugged on the top of described underframe.
4. the manufacture method of block stator according to claim 1, it is characterized in that, in described step S6, described multiple auxiliary winding and described main winding are assembled into annular shape by link, described link is configured to cylindrical shape, and the drum stand of wherein said multiple auxiliary winding and main winding circumferentially distributes so that described auxiliary winding is staggered respectively and is connected with composition annular shape with described main winding alternately along described link.
5. block stator according to claim 4, is characterized in that, is formed with circumferentially isolated multipair locating groove on the outer peripheral face of described link, wherein between every pair of locating groove, holds a described drum stand.
6. according to the manufacture method of the block stator described in any one in claim 1-5, it is characterized in that, in described step S7, also comprise:
S71, by end cap, sub-described multiple stators iron core is located.
7. a block stator, is formed by the manufacture method of block stator according to claim 1, it is characterized in that, described block stator comprises:
The sub-iron core of polylith stator, the every sub-iron core of described stator is formed as arch I shape shape;
The drum stand of multiple insulation, described multiple drum stand is mounted to respectively on the sub-iron core of described polylith stator, wherein on a part of described drum stand, be wound around respectively main coiling to form main coiling unconnected multiple main winding each other, the top of each described main winding is provided with two the first plug wire pins, the end of a thread of described main coiling is connected with described two the first plug wire pins with line tail, and on drum stand, pass through to form multiple auxiliary winding that described pair of coiling connects by paying coiling continuous winding described in another part, the end of a thread and line tail that wherein the bottom of two adjacent described auxiliary winding is respectively equipped with the second plug wire pin and described pair of coiling are wrapped in respectively on described the second plug wire pin, and
Terminal block, the first plug wire pin of wherein said main winding and the second plug wire pin of described auxiliary winding are connected by described terminal block respectively.
8. block stator according to claim 7, is characterized in that, the sub-iron core of described stator and described drum stand are respectively eight, and forms four described main windings and four auxiliary winding.
9. block stator according to claim 7, is characterized in that, each described drum stand comprises:
Upper frame, described upper frame comprises outer arc plate and upper inner arc plate, described upper inner arc plate is located at the radially inner side of described upper outer arc plate by the first connecting portion, the two ends, top of described upper inner arc plate are provided with wrapping post, and the upper outer arc plate of described upper frame and the top of upper inner arc plate are respectively equipped with the first plug wire post of two spaced apart hollows;
Underframe, described underframe comprises lower outer arc plate and lower inner arc plate, described lower inner arc plate is located at the radially inner side of described lower outer arc plate by the second connecting portion, the lower outer arc plate of described underframe and the bottom of lower inner arc plate are provided with the second plug wire post of two isolated hollows;
Wherein the bottom of upper frame outside is provided with upper outside pit bit and inner side, bottom is provided with sunken inside position, the inner side, bottom of described underframe is provided with lower sunken inside position and outside, bottom is provided with lower outside pit bit, described upper outside pit bit is pegged graft and is coordinated with described lower outside pit bit, and peg graft and coordinate the top described upper frame is plugged on to described underframe with described lower sunken inside position in described upper sunken inside position, and the sub-iron core sleeve of described stator is located at the cooperation place of described upper frame and underframe;
Wherein, form in the described drum stand of main winding, described two the first plug wire pins are located at respectively in the first plug wire post at top of outer arc plate and upper inner arc plate, form in the described drum stand of auxiliary winding, described two the second plug wire pins are located at respectively in the second plug wire post of lower inner arc plate bottom of two adjacent described underframes wherein, after wherein said auxiliary winding and described main winding are staggered respectively and are connected, described the first plug wire pin and described the second plug wire pin are in the same plane, and are all connected with terminal block.
10. according to the block stator described in any one in claim 7-9, it is characterized in that, further comprise:
End cap, described end cap is set in the outside of the sub-iron core of described polylith stator so that sub-described polylith stator iron core is located.
11. 1 kinds of motors, is characterized in that, comprising:
Rotor assembly, described rotor assembly comprises armature spindle and is located at the rotor core on described armature spindle;
According to the block stator described in any one in claim 7-10, described block stator is set in that described rotor assembly is outer and described rotor assembly is rotatable with respect to described block stator.
12. 1 kinds of household electrical appliance, is characterized in that, comprise motor according to claim 11.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310030728.4A CN103973057A (en) | 2013-01-25 | 2013-01-25 | Block stator, manufacturing method of block stator, motor with block stator and household appliance |
| PCT/CN2014/070969 WO2014114221A1 (en) | 2013-01-25 | 2014-01-21 | Segment stator and manufacturing method thereof, electric machine and household electrical appliance with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310030728.4A CN103973057A (en) | 2013-01-25 | 2013-01-25 | Block stator, manufacturing method of block stator, motor with block stator and household appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103973057A true CN103973057A (en) | 2014-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310030728.4A Pending CN103973057A (en) | 2013-01-25 | 2013-01-25 | Block stator, manufacturing method of block stator, motor with block stator and household appliance |
Country Status (2)
| Country | Link |
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| CN (1) | CN103973057A (en) |
| WO (1) | WO2014114221A1 (en) |
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| CN104600924A (en) * | 2015-01-29 | 2015-05-06 | 广东美的环境电器制造有限公司 | Wire winding tooling of blocking motor stator and winding method |
| CN104617717A (en) * | 2015-01-27 | 2015-05-13 | 广东美的环境电器制造有限公司 | Blocking stator, manufacturing method thereof, and motor |
| CN105024467A (en) * | 2015-08-18 | 2015-11-04 | 湖州南洋电机有限公司 | Motor stator assembly |
| CN107294234A (en) * | 2017-07-24 | 2017-10-24 | 广东美的环境电器制造有限公司 | The preparation method of field frame assembly, motor and field frame assembly |
| CN107769423A (en) * | 2017-11-30 | 2018-03-06 | 广东美的环境电器制造有限公司 | A kind of Insulating frame, stator and the motor for household electrical appliance |
| CN108347116A (en) * | 2018-04-27 | 2018-07-31 | 广东美的环境电器制造有限公司 | A kind of Insulating frame, field frame assembly and motor |
| CN110829665A (en) * | 2018-08-14 | 2020-02-21 | 三花亚威科电器设备（芜湖）有限公司 | Stator assembly, motor and pump |
| WO2022000737A1 (en) * | 2020-06-30 | 2022-01-06 | 无锡飞翎电子有限公司 | Method for manufacturing stator assembly, stator assembly and motor |
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| CN108347116B (en) * | 2018-04-27 | 2024-04-16 | 广东美的环境电器制造有限公司 | Insulating frame, stator assembly and motor |
| CN110829665A (en) * | 2018-08-14 | 2020-02-21 | 三花亚威科电器设备（芜湖）有限公司 | Stator assembly, motor and pump |
| CN110829665B (en) * | 2018-08-14 | 2022-06-10 | 三花亚威科电器设备（芜湖）有限公司 | Stator module, motor and pump |
| WO2022000737A1 (en) * | 2020-06-30 | 2022-01-06 | 无锡飞翎电子有限公司 | Method for manufacturing stator assembly, stator assembly and motor |
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| WO2014114221A1 (en) | 2014-07-31 |
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