CN202353332U

CN202353332U - Split type motor stator and motor

Info

Publication number: CN202353332U
Application number: CN201120509363XU
Authority: CN
Inventors: 陈伟禧
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-12-08
Filing date: 2011-12-08
Publication date: 2012-07-25
Anticipated expiration: 2021-12-08

Abstract

The utility model relates to a split type motor stator and a motor. The split type motor stator comprises an inner stator and an outer stator which are sleeved and connected in a matching manner, wherein the inner stator comprises an inner stator iron core and an annular winding, the inner stator iron core is provided with convex teeth uniformly along a circumferential direction, a wire slot position is formed between every two adjacent convex teeth, the annular winding is sleeved on the convex teeth through the wire slot positions, an insulation layer is arranged between the annular winding and the inner stator iron core, and plastic separation blades for fixing the annular winding are further arranged on the convex teeth in a sleeving connection manner. The motor is provided with the split type motor stator, a coil assembly process of the split type motor stator is simple and efficiency, and the production efficiency is increased compared with that of the prior art; the insulation layer and the plastic separation blades are arranged between the annular winding and the stator, so that the insulation performance between the annular winding and the stator iron core is enhanced, and the fault rate of the motor is reduced to a certain extent; and the split type motor employing the stator is simple in structure, high in efficiency and easy to assemble and manufacture.

Description

A kind of split type motor stator and a kind of motor

Technical field

The utility model relates to a kind of motor accessory and uses the motor of this accessory, more specifically, relates to a kind of split type motor stator and a kind of motor.

Background technology

Existing alternating current motor is applicable to that particularly the small-sized alternating current motor of household electronic products generally includes hood, stator and rotor, and wherein stator is fixed on the hood and with external power source and is connected; Rotor is arranged at stator interior and relative stator rotation, and said stator comprises stator core, insulating bobbin and winding, specifically; Stator core piles up in aggregates by integrated stator iron plate; It has outer unshakable in one's determination and several salient poles, and is unshakable in one's determination outward one-body molded with salient pole, and said salient pole protrudes along radial direction inner surface extension unshakable in one's determination outside above-mentioned; Form wire casing between salient pole and the salient pole, wire casing is provided with notch between the salient pole edge; Wherein insulating bobbin is one-body molded, and it has the insulation corresponding with salient pole coiling cover, and is installed in and makes wire casing form insulation on the stator core; Winding is wrapped in the corresponding insulation coiling of salient pole respectively and puts, and is connected with external power source.

When the stator of above-mentioned existing capacitance-run motor was produced, the stator core of the moulding that is made into one was earlier installed insulating bobbin then, last coiling winding, and winding comprises main winding and auxiliary winding.Winding is to utilize the coiling pin to put through the correspondence insulation coiling of passing through notch back and forth and being wrapped in above-mentioned salient pole, thereby fills up above-mentioned wire casing.But there is following problem in the stator structure of existing capacitance-run motor: because stator core and insulating bobbin all are one-body molded; And can only twine through passing through notch during the coiling winding; Because the width of notch is limited; Therefore the coiling winding is restricted on the operating space greatly, coiling trouble and inefficiency, and the pin that winds the line is simultaneously also broken easily; And because notch need be through the coiling pin of working back and forth; Notch must keep certain width, so the width of rebate design is limited, and the certain model motor stator needs narrow notch just can give full play to its performance; Therefore, existing stator structure has hindered the further raising of motor performance.

In addition; Existing stator mostly is employed in the coil outer surface and twines insulating paper and make between coil and the stator core and insulate; But because insulating paper itself is comparatively fragile, it is easy to damage in the coil assembling process and causes conducting electricity between iron core and the coil, makes the motor cisco unity malfunction; Cause the motor fluctuation of service, failure rate is higher.

The utility model content

A purpose of the utility model overcomes the deficiency of prior art exactly, and a kind of split type motor stator is provided, and it makes the assembling of coil windings convenient, has improved the insulation property between coil windings and the stator simultaneously.

In order to achieve the above object, adopt following technical scheme:

A kind of split type motor stator; Comprise the internal stator and the external stator that cooperate socket, said internal stator comprises inner-stator iron core and Circular Winding, and said inner-stator iron core along the circumferential direction evenly is provided with double wedge; Form the wire casing position between the adjacent double wedge; Circular Winding is socketed on the double wedge through the wire casing position, is provided with insulating barrier between said Circular Winding and the inner-stator iron core, also is provided with the plastic cement catch that is used for fixing Circular Winding with said double wedge socket.

Further, the quantity of said double wedge is 2n, and wherein n is natural number and n >=2.

Further, said Circular Winding is evenly distributed on the periphery of inner-stator iron core, and each Circular Winding is socketed in middle ware and is separated with on two double wedges of two wire casing positions.

Again further, the end of said double wedge is provided with tenon, and said external stator is provided with the dovetail groove that matches with above-mentioned tenon, and said external stator and inner-stator iron core are through dovetail groove and tenon socket.

Also further, said inner-stator iron core is respectively arranged with the insulating case that matches with the inner-stator iron core profile on two end faces, and said insulating case is fastened on the inner-stator iron core surface and forms insulating barrier, and said insulating barrier is provided with the through hole that lets the double wedge end expose.

As a kind of specific embodiment, said inner-stator iron core is built up by one group of identical shaped silicon steel sheet, is fastened and connected through the snapping jog between the said silicon steel sheet.

Further, said plastic cement catch is enclosed construction in the form of a ring, evenly is provided with the perforate that is used for the inner-stator iron core socket on the plastic cement catch, and the height of plastic cement catch is suitable with the height of inner-stator iron core.

Second purpose of the utility model provides a kind of motor of using above-mentioned split type motor stator, and this electric machine structure is simple, is convenient to assembling and production.

In order to realize second purpose of the utility model, adopt following technical scheme:

A kind of motor comprises the stator and the rotor that are contained in the housing and produce relative rotary motion, and said rotor is connected in housing through electric machine main shaft, and said stator is above-mentioned each described split type motor stator.

Further, said housing comprises the front end housing and the rear end cap of flexible connection, and said electric machine main shaft runs through with rear end cap with front end housing and is connected.

Further, the outer iron core of said stator is formed by stacking by one group of identical shaped silicon steel sheet, is fastened and connected through jog between the said silicon steel sheet.

Compared with prior art, the purpose of the utility model is:

Through being arranged at the wire casing position assembling Circular Winding between the peripheral double wedge of inner-stator iron core, make coil assembling process simple and efficient, improved production efficiency greatly; Between Circular Winding and stator, be provided with insulating barrier and rubber catch; Strengthened Circular Winding and and stator core between insulation property, reduced the failure rate of motor to a certain extent, the split type electric machine structure of using this stator is simple; Efficient is high, is easy to assembling and manufacturing.

Description of drawings

Fig. 1 is the inner-stator iron core of the said split type motor stator of the utility model and the assembling sketch map of insulating case up and down.

Fig. 2 is the inner-stator iron core of the said split type motor stator of the utility model and the overall structure sketch map of insulating case up and down.

Fig. 3 is the internal stator assembling sketch map of the said split type motor stator of the utility model.

Fig. 4 is the assembling sketch map of the said split type motor stator of the utility model.

Fig. 5 is the overall structure sketch map of the said split type motor stator of the utility model.

Fig. 6 is the pedestal sketch map of the said split type motor stator load module of the utility model.

Fig. 7 is the preassembled unit sketch map of the said split type motor stator load module of the utility model.

Fig. 8 is the column sketch map of the said split type motor stator load module of the utility model.

Fig. 9 is said split type motor stator assembling process one sketch map of the utility model.

Figure 10 is the demoulding block diagram of the said split type motor stator load module of the utility model.

Figure 11 is the die-cut cutter sketch map of the said split type motor stator load module of the utility model.

Figure 12 is said split type motor stator assembling process two sketch mapes of the utility model.

Figure 13 is the overall structure sketch map of the said motor of the utility model.

Figure 14 is the assembling sketch map of the said motor of the utility model.

Among the figure: the split type motor stator of 1-; The 11-internal stator; The 111-inner-stator iron core; The 112-double wedge; 113-wire casing position; The 114-tenon; The last insulating case of 115-; Insulating case under the 116-; 117-thrusts groove; The 12-external stator; The 121-dovetail groove; The 122-jog; The 13-Circular Winding; 14-plastic cement catch; The 2-rotor; The 3-housing; The 31-rear end cap; The 32-front end housing; The 4-electric machine main shaft; The 5-pedestal; 50-pedestal mainboard 51-limiting plate group; 6-demoulding parts; The die-cut cutter of 7-; The 72-blade; The 8-preassembled unit; The 81-locating channel; The 82-location-plate; The 9-compression leg.

Embodiment

Referring to Fig. 1-Fig. 5, the described split type motor stator 1 of the utility model comprises the internal stator 11 and external stator 12 that cooperate socket; Said internal stator 11 comprises inner-stator iron core 111 and Circular Winding 13, and said inner-stator iron core 111 along the circumferential direction evenly is provided with double wedge 112, forms wire casing position 113 between the adjacent double wedge 112; 113 positions, wire casing position also are provided with thrusts groove 117; Circular Winding 13 is socketed on the double wedge 112 through wire casing position 113, is provided with insulating barrier between said Circular Winding 13 and the inner-stator iron core 111, also is provided with the plastic cement catch 14 that is used for fixing Circular Winding 13 with said double wedge 112 sockets; The quantity of above-mentioned double wedge 112 is 2n; Wherein n is natural number and n >=2, and above-mentioned Circular Winding 13 is evenly distributed on the periphery of inner-stator iron core 111, and each Circular Winding 13 is socketed in middle ware and is separated with on the double wedge 112 of two wire casing positions 113; The end of double wedge 112 is provided with tenon 114;, external stator 12 is provided with the dovetail groove 121 that matches with above-mentioned tenon 114, and said external stator 12 passes through dovetail groove 121 and tenon 114 sockets with inner-stator iron core 111.In this enforcement; Inner-stator iron core 111 be respectively arranged with on two end faces match with inner-stator iron core 111 profiles on insulating case 115 and following insulating case 116; Both are fastened on inner-stator iron core 111 surfaces and form insulating barrier, and said insulating barrier is provided with the through hole that lets double wedge 112 ends expose, and the material that wherein goes up insulating case 115 and following insulating case 116 is a plastic cement; Inner-stator iron core 111 is built up by one group of identical shaped silicon steel sheet; Fasten through jog (similar with the jog 121 of external stator 12 hereinafter, as not draw among the figure) between the said silicon steel sheet and form, said plastic cement catch 14 is enclosed construction in the form of a ring; Evenly be provided with the perforate that is used for inner-stator iron core 111 sockets on the plastic cement catch 14, the height of the height of plastic cement catch 14 and inner-stator iron core 111 is suitable.

When above-mentioned split type motor stator 1 assembles, by accomplishing like the next stage:

1, assembling insulating case is linked in last insulating case 115 and following insulating case 116 surface of inner-stator iron core 111 and exposes double wedge 112;

2, the assembling Circular Winding is socketed in prefabricated Circular Winding 13 on the double wedge 112, and plastic cement catch 14 is embedded double wedge 112 with stationary annular winding 13, obtains internal stator 11;

3, interior external stator merges; Referring to Fig. 6～Fig. 9; The application number that this assembling process is submitted on November 1st, 2011 based on the applicant of the utility model is 201120428244.8 patent " but the load module of open flume type motor stator ", specifically, at first external stator 12 is put into the limiting plate group 51 of pedestal 5; Space and external stator 12 that limiting plate group 51 is surrounded are complementary; Fixedly positioning external stator 12 on pedestal mainboard 50, be placed on preassembled unit 8 on the pedestal 5 then, make limiting plate group 51 and location-plate 82 sockets position; Secondly; The tenon 114 that will be arranged in inner-stator iron core 111 double wedges 112 ends is pressed into the locating channel 81 of preassembled unit 8, will be arranged in inner-stator iron core 111 through compression leg 9 again and be pressed into the dovetail groove 121 (referring to Fig. 9) of external stator 12 inwalls along locating channel 81, makes internal stator 11 and external stator 12 be interconnected to form integrative-structure at dovetail groove 121 with tenon 114 places;

4, otch; Referring to Figure 10～Figure 12; At first demoulding parts 6 are sheathed on outside the die-cut cutter 7, die-cut then cutter 7 inserts 113 places, wire casing position of inner-stator iron cores 111 in advance, blade 72 and inner-stator iron core 111 thrust groove 117 corresponding placing after utilize pressing equipment that die-cut cutter 7 is dashed from top to bottom; Until inner-stator iron core 111 being die-cut into several independently double wedges 112 (referring to Figure 12), and make the front end of adjacent double wedge 112 form notch.

5, the demoulding, after fluting is accomplished between the double wedge 112 that demoulding parts 6 are fixing, die-cut cutter 7 withdraws from from bottom to top, die-cut completion.

Referring to Figure 13, Figure 14, a kind of motor comprises the stator 1 and rotor 2 that are contained in the housing 3 and produce relative rotary motion; Said rotor 2 is connected in housing 3 through electric machine main shaft 4; Wherein stator is above-mentioned split type motor stator 1, and said housing 3 comprises the front end housing 31 and rear end cap 32 of flexible connection, and said electric machine main shaft 4 front end housings 31 run through with rear end cap 32 and are connected; External stator 12 is formed by stacking by one group of identical shaped silicon steel sheet, is fastened and connected through jog 121 between the said silicon steel sheet.

When the above-mentioned motor of assembling, earlier rotor 2 is fixed on the electric machine main shaft 4, with split type motor stator 1 and rotor 2 coaxial housing 3 inside that are installed in, locking shell 3 is promptly accomplished the assembling of motor again.

Should be appreciated that; The content that above specific embodiment is announced is merely the part preferred version of the utility model; Every technical scheme, meet the technical spirit of the utility model, belong to those skilled in the art and need not to carry out the protection range that enforcement that creative work can obtain all should belong to the utility model based on the utility model.

Claims

1. a split type motor stator comprises the internal stator and the external stator that cooperate socket, and said internal stator comprises inner-stator iron core and Circular Winding; It is characterized in that; Said inner-stator iron core along the circumferential direction evenly is provided with double wedge, forms the wire casing position between the adjacent double wedge, and Circular Winding is socketed on the double wedge through the wire casing position; Be provided with insulating barrier between said Circular Winding and the inner-stator iron core, also be provided with the plastic cement catch that is used for fixing Circular Winding with said double wedge socket.

2. split type motor stator as claimed in claim 1 is characterized in that, the quantity of said double wedge is 2n, and wherein n is natural number and n >=2.

3. split type motor stator as claimed in claim 2 is characterized in that said Circular Winding is evenly distributed on the periphery of inner-stator iron core, and each Circular Winding is socketed in middle ware and is separated with on two double wedges of two wire casing positions.

4. split type motor stator as claimed in claim 3 is characterized in that the end of said double wedge is provided with tenon, and said external stator is provided with the dovetail groove that matches with above-mentioned tenon, and said external stator and inner-stator iron core are through dovetail groove and tenon socket.

5. split type motor stator as claimed in claim 4; It is characterized in that; Said inner-stator iron core is respectively arranged with the insulating case that matches with the inner-stator iron core profile on two end faces; Said insulating case is fastened on the inner-stator iron core surface and forms insulating barrier, and said insulating barrier is provided with the through hole that lets the double wedge end expose.

6. split type motor stator as claimed in claim 5 is characterized in that, said inner-stator iron core is built up by one group of identical shaped silicon steel sheet, is fastened and connected through jog between the said silicon steel sheet.

7. split type motor stator as claimed in claim 5 is characterized in that, said plastic cement catch is enclosed construction in the form of a ring, evenly is provided with the perforate that is used for the inner-stator iron core socket on the plastic cement catch, and the height of plastic cement catch is suitable with the height of inner-stator iron core.

8. a motor comprises the stator and the rotor that are contained in the housing and produce relative rotary motion, and said rotor is connected in housing through electric machine main shaft, it is characterized in that, said stator is each described split type motor stator of claim 1-7.

9. motor as claimed in claim 8 is characterized in that, said housing comprises the front end housing and the rear end cap of flexible connection, and said electric machine main shaft runs through with rear end cap with front end housing and is connected.

10. motor as claimed in claim 8 is characterized in that, the outer iron core of said stator is formed by stacking by one group of identical shaped silicon steel sheet, is fastened and connected through jog between the said silicon steel sheet.