CN203800715U

CN203800715U - Combined stator core

Info

Publication number: CN203800715U
Application number: CN201420234410.8U
Authority: CN
Inventors: 洪联馨; 黄庆智; 柯智伟; 康基宏
Original assignee: Teco Electric and Machinery Co Ltd
Current assignee: Teco Electric and Machinery Co Ltd
Priority date: 2014-05-08
Filing date: 2014-05-08
Publication date: 2014-08-27
Anticipated expiration: 2024-05-08

Abstract

The utility model relates to a combined stator core. The combined stator core comprises multiple multi-dentate cores, wherein each multi-dentate core comprises an arc body and multiple core teeth, the arc body has a first assembling side, a second assembling side which is arranged opposite to the first assembling side, and an outer peripheral face extending from the first assembling side to the second assembling side, the first assembling side is provided with a clamping block, and the second assembling side is provided with a clamping groove corresponding to the clamping block. The multiple core teeth respectively extend outwards from the outer peripheral face in a one-body integration mode, and the core teeth and the arc body form at least one core groove through enclosure. Every two of the multiple multi-dentate cores are assembled to form the combined stator core.

Description

Combined-stator core

Technical field

The utility model relates to a kind of combined-stator core, relates in particular to a kind of combined-stator core that utilizes a plurality of iron core teeth to be connected with group mutually between two and to form.

Background technology

Refer to Fig. 1 and Fig. 2, Fig. 1 shows the schematic perspective view of the wholecircle stator core of prior art; Fig. 2 shows that prior art is in order to produce the coil of strip material strip floor map of stator lamination.As shown in the figure, a kind of traditional wholecircle stator core PA100 is normally by stacking the forming of a plurality of silicon steel sheet PA200, and the manufacture of these silicon steel sheets PA200 is mainly that punching press forms on a coil of strip material strip PA300, yet coil of strip material strip PA300 can be left many leftover bits and pieces after punching press, and these leftover bits and pieces also cannot carry out punching press conventionally again, the recycling of can only taking away, causes the waste of material, also relative increase manufacture the cost of wholecircle stator core PA100.

Utility model content

As mentioned above, due in the prior art, normally from coil of strip material strip, stamp out a plurality of silicon steel sheets, and then a plurality of silicon steel sheets are carried out stacking and form wholecircle stator core; Yet, owing to forming the area approximation circle of the silicon steel sheet of wholecircle stator core, therefore when silicon steel sheet is from coil of strip material strip is punched down, coil of strip material strip can left behind many irregular leftover bits and pieces, these leftover bits and pieces also cannot be used again and need to be as waste disposal.

Edge this, the purpose of this utility model is for a kind of combined-stator is provided, it is to be connected with group and to form mutually by a plurality of multiple tooth iron cores, and multiple tooth iron core comprises a plurality of iron core teeth, and can at least one iron core slot of formation between a plurality of iron core teeth and camber body.

For reaching above-mentioned purpose, the utility model provides a kind of combined-stator core, and it comprises:

A plurality of multiple tooth iron cores, the plurality of multiple tooth iron core respectively comprises:

One arc body, this arc body have one first group connect side, one and this first group second group of connecing that side is oppositely arranged connect side and and from this first group, connect side and extend to this second group of outer peripheral face that connects side, this first group connects side and is provided with a clamping block, and this second group connects side and be provided with a slot corresponding to this clamping block; And

A plurality of iron core teeth, respectively from this outer peripheral face one-body molded extend outward, and the plurality of iron core teeth and this arc body enclose structure and go out at least one iron core slot;

Wherein, above-mentioned a plurality of multiple tooth iron core forms this combined-stator core for being connected with group mutually between two.

Above-mentioned combined-stator core, wherein the plurality of iron core teeth is T-shaped iron core teeth.

Above-mentioned combined-stator core, wherein more comprises an insulating barrier, its coated the plurality of multiple tooth iron core.

Above-mentioned combined-stator core, wherein this insulating barrier more comprises at least one insulation saddle.

On combined-stator core, wherein the iron core teeth of the plurality of multiple tooth iron core is respectively arranged with a coil, this insulating barrier by this coil coated be fixed on this iron core teeth surface.

Above-mentioned combined-stator core, wherein the iron core teeth of the plurality of multiple tooth iron core is respectively arranged with a coil, is coated and fixed in this iron core teeth that is coated with this insulating barrier to this coil winding.

Effect of the present utility model is, because combined-stator core is to be connect and formed by a plurality of multiple tooth iron core group, therefore when punching press forms multiple tooth iron core, by the shared area of multiple tooth iron core, it is approximate rectangular ratio, make when the multiple tooth iron core of punching press, arrangement mode that can be closeer carries out punching press, and then avoids the waste of material.

And because combined-stator core more comprises an insulating barrier, therefore can, by the coated a plurality of multiple tooth iron cores of insulating barrier, make the combination between multiple tooth iron core more firm.Preferably, because insulating barrier more comprises at least one insulation saddle, therefore, when combined-stator core carries out follow-up technique, can assist the carrying out of assembling by insulation saddle, effectively increases the speed of assembling.

In addition, when coil is that while being subject to the coated situation of insulating barrier, coil can first be set around respectively in the iron core teeth of the multiple tooth iron core that group does not connect, and more multiple tooth iron core and coil is fixed in the lump after the multiple tooth iron core that is arranged with coil is connected with group mutually; On the other hand, after the coated a plurality of multiple tooth iron core being connected with group mutually of insulating barrier, when coil is set around the iron core teeth of many iron iron core, can increase the insulating properties between multiple tooth iron core and coil by the insulating barrier that is coated on multiple tooth iron core surface.

Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.

Accompanying drawing explanation

Fig. 1 shows the schematic perspective view of the wholecircle stator core of prior art;

Fig. 2 shows that prior art is in order to produce the coil of strip material strip floor map of stator lamination;

Fig. 3 shows the combined-stator core schematic perspective view that the utility model the first preferred embodiment provides;

Fig. 4 shows the multiple tooth iron core schematic perspective view that the utility model the first preferred embodiment provides;

Fig. 5 shows the predetermined stamping position floor map of material strip when stamping out multiple tooth iron core;

Fig. 6 shows the combined-stator core schematic perspective view that the utility model the second preferred embodiment provides;

Fig. 7 shows the A-A generalized section of Fig. 6;

Fig. 8 shows the multiple tooth iron core schematic perspective view that the utility model the 3rd preferred embodiment provides;

Fig. 9 shows the combined-stator core schematic perspective view that the utility model the 3rd preferred embodiment provides;

Figure 10 shows the combined-stator core schematic perspective view that the utility model the 4th preferred embodiment provides; And

Figure 11 is the B-B generalized section of Figure 10.

Wherein, Reference numeral

PA100 wholecircle stator core

PA200 silicon steel sheet

PA300 coil of strip material strip

100,100a, 100b, 100c combined-stator core

200 material strips

201 multiple tooth iron cores are preset stamping position

1, the multiple tooth iron core of 1b

11,11b arc body

111, first group of 111b connects side

1111,1111b clamping block

112, second group of 112b connects side

1121,1121b slot

113,113b outer peripheral face

12,12b iron core teeth

13,13b iron core slot

2,2b insulating barrier

21 insulation saddles

3b coil

Embodiment

Below in conjunction with accompanying drawing, structural principle of the present utility model and operation principle are described in detail:

Refer to Fig. 3 to Fig. 4, Fig. 3 shows the combined-stator core schematic perspective view that the utility model the first preferred embodiment provides; Fig. 4 shows the multiple tooth iron core schematic perspective view that the utility model the first preferred embodiment provides.As shown in the figure, a kind of combined-stator core 100, comprises four multiple tooth iron cores 1, and four multiple tooth iron cores 1 respectively comprise an arc body 11 and three iron core teeth 12.

Arc body 11 has one first group of second group of connecing that side 111, one and first group connect that side 111 is oppositely arranged and connects side 112 and and from first group, connect side 111 and extend to second group of outer peripheral face 113 that connects side 112.

First group connects side 111 and is provided with a clamping block 1111, and second group connects side 112 and be provided with a slot 1121 corresponding to clamping block 1111.

Iron core teeth 12 be respectively from outer peripheral face 113 one-body molded extend outward, and iron core teeth 12 is to enclose structure with arc body 11 to go out two iron core slots 13.

Wherein, above-mentioned four multiple tooth iron cores 1 be with clamping block 1111 and slot 1121 between two mutually engagingly group connect and form combined-stator core 100.

Please continue to refer to Fig. 5, Fig. 5 shows the predetermined stamping position floor map of material strip when stamping out multiple tooth iron core.As described in Figure, because multiple tooth iron core 1 is compared to the combined-stator core 100 combining, the area of multiple tooth iron core 1 naturally can be little more a lot of than combined-stator core 100, and can because there being center circular groove, not occupy unnecessary space as combined-stator core 100, therefore when a material strip 200 is carried out to punching press, can stamp out multiple tooth iron core 1 according to the default stamping position 201 of a plurality of multiple tooth iron cores, compared to prior art, it is the whole silicon steel sheet of direct punching press, the utility model is combined into the mode of combined-stator core by a plurality of multiple tooth iron cores, can effectively improve the waste material producing while manufacturing combined-stator core, and then reduce costs.

Refer to Fig. 6 and Fig. 7, Fig. 6 shows the combined-stator core schematic perspective view that the utility model the second preferred embodiment provides; Fig. 7 shows the A-A generalized section of Fig. 6.As shown in the figure, one combined-stator core 100a is that to take the combined-stator core 100 that above-mentioned the first preferred embodiment provided made as basis, combined-stator core 100a injects by pressure technique by combined-stator core 100 by a height and at the coated insulating barriers 2 in combined-stator core 100 surface, and then form coil 3 in the corresponding peripheral coiling of each iron core teeth 12, and then make combined-stator core 100a.In addition, in the present embodiment, insulating barrier 2 has 12 insulation saddles 21, in order to follow-up, when combined-stator core 100a is become to motor with other elements combinations, can be used as location and fixed-purpose.

Refer to Fig. 8, Fig. 8 shows the multiple tooth iron core schematic perspective view that the utility model the 3rd preferred embodiment provides.As shown in the figure, a multiple tooth iron core 1b includes an arc body 11b and three iron core teeth 12b.

Arc body 11b has one first group of second group of connecing that side 111b, one and first group connect that side 111b is oppositely arranged and meets side 112b and and from first group, meet side 111b and extend to second group of outer peripheral face 113b that meets side 112b.

First group meets side 111b and is provided with a clamping block 1111b, and second group meets side 112b and be provided with a slot 1121b corresponding to clamping block 1111b.

Iron core teeth 12b be respectively from outer peripheral face 113b one-body molded extend outward, and iron core teeth 12b encloses structure with arc body 11b to go out two iron core slot 13b.Wherein, three iron core teeth 12b are arranged with respectively a coil 3b, and in practice time, iron core teeth 12b can be first through powder body coating to increase after insulating properties just coiling formation coil 3b.

Refer to Fig. 9, Fig. 9 shows the combined-stator core schematic perspective view that the utility model the 3rd preferred embodiment provides.As shown in the figure, a combined-stator core 100b by four above-mentioned multiple tooth iron core 1b with clamping block 1111b and slot 1121b between two mutually engagingly group connect rear composition.

Refer to Figure 10 and Figure 11, Figure 10 shows the combined-stator core schematic perspective view that the utility model the 4th preferred embodiment provides; Figure 11 is the B-B generalized section of Figure 10.As shown in the figure, one combined-stator core 100c injects by pressure after technique made by above-mentioned combined-stator core 100b via a height, meaning is that combined-stator core 100c has comprised above-mentioned combined-stator core 100b and an insulating barrier 2b, and insulating barrier 2b is the surface that is coated on combined-stator core 100b, uses and make coil 3b can be subject to completely cutting off of insulating barrier 2b and be fixed on combined-stator core 100b.

Certainly; the utility model also can have other various embodiments; in the situation that not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.

Claims

1. a combined-stator core, is characterized in that, comprises:

2. combined-stator core according to claim 1, is characterized in that, the plurality of iron core teeth is T-shaped iron core teeth.

3. combined-stator core according to claim 1, is characterized in that, more comprises an insulating barrier, its coated the plurality of multiple tooth iron core.

4. combined-stator core according to claim 3, is characterized in that, this insulating barrier more comprises at least one insulation saddle.

5. combined-stator core according to claim 3, is characterized in that, the iron core teeth of the plurality of multiple tooth iron core is respectively arranged with a coil, this insulating barrier by this coil coated be fixed on this iron core teeth surface.

6. combined-stator core according to claim 3, is characterized in that, the iron core teeth of the plurality of multiple tooth iron core is respectively arranged with a coil, is coated and fixed in this iron core teeth that is coated with this insulating barrier to this coil winding.