CN209001686U

CN209001686U - A kind of segment core and disc type electric machine

Info

Publication number: CN209001686U
Application number: CN201821419161.4U
Authority: CN
Inventors: 汤磊; 陈坤林
Original assignee: Core Drive Technology (jinhua) Co Ltd
Current assignee: Zhejiang PanGood Power Technology Co Ltd
Priority date: 2018-08-31
Filing date: 2018-08-31
Publication date: 2019-06-18
Anticipated expiration: 2028-08-31

Abstract

The utility model discloses a kind of segment core and disc type electric machines, the segment core is coated on the outer peripheral surface of the laminated core using the SMC iron core, shape not easy to be processed is process by the SMC iron core easily shaped, laminated core overall structure is relatively single, therefore, the mould specification for processing laminated core is less, and mold is easily worked, and reduces the difficulty of processing of the segment core.And the electromagnetic performance of the segment core is higher using SMC material than merely, iron core utilization is higher using laminated core than merely.

Description

A kind of segment core and disc type electric machine

Technical field

The utility model relates to technical field of motors, more specifically to a kind of segment core and disc type electric machine.

Background technique

The disc type iron core of disc type electric machine is divided into integrated iron core and segment core.For the disc type of most of intermediate single stator Electric machine structure, disc type iron core are all using segment core.

Currently, segment core is generally formed using the silicon steel sheet stacking of a variety of different cross section sizes or SMC is integrally formed Method.It is formed using the silicon steel plate stacking of a variety of different cross section sizes, the silicon steel sheet type of more specification results in the need for more The mold of specification, increases technology difficulty；Molding is easy using the integrally formed method of SMC although also having, SMC material Electromagnetic performance it is poor, magnetic conductivity is not high while being lost larger.

Therefore, how to reduce and improve electromagnetic performance on the basis of the manufacture difficulty of segment core, become those skilled in the art Member's technical problem urgently to be resolved.

Utility model content

In view of this, technical problem to be solved in the utility model is the base for how reducing the manufacture difficulty of segment core Electromagnetic performance is improved on plinth, for this purpose, the utility model provides a kind of segment core and disc type electric machine.

To achieve the above object, the utility model provides the following technical solutions:

A kind of segment core, the SMC iron core including laminated core and wound around coil, the SMC iron core are coated on described folded The outer peripheral surface of piece iron core.

Preferably, in above-mentioned segment core, the SMC iron core includes SMC bar and the SMC bar is arranged in SMC intrusion slot, wherein the outer peripheral surface of the SMC bar installs the laminated core for coil, the SMC intrusion slot to be arranged.

Preferably, in above-mentioned segment core, an end face of the SMC bar is provided with the first SMC pole shoe.

Preferably, in above-mentioned segment core, the end face opposite with the first SMC pole shoe is arranged of the SMC bar It is provided with the 2nd SMC pole shoe.

Preferably, in above-mentioned segment core, the SMC intrusion slot is rectangular configuration.

Preferably, in above-mentioned segment core, the SMC intrusion slot is provided with multiple stage portions.

Preferably, in above-mentioned segment core, the laminated core is to be overrided to form by multiple laminations, and the lamination is silicon Steel disc, amorphous alloy film or permalloy piece or ferrocobalt piece.

Preferably, in above-mentioned segment core, the laminated core is overrided to form by the lamination of same size.

Preferably, in above-mentioned segment core, the laminated core is overrided to form by the gradually smaller lamination of multistage size.

The invention also discloses a kind of disc type electric machines, including the segment core as described in any one of above-mentioned.

It can be seen from the above technical scheme that the segment core in the utility model is coated on using the SMC iron core The outer peripheral surface of the laminated core, shape not easy to be processed are process by the SMC iron core easily shaped, laminated core overall structure Relatively single, therefore, the mould specification for processing laminated core is less, and mold is easily worked, and reduces adding for the segment core Work difficulty.And the electromagnetic performance of the segment core is higher using SMC material than merely, iron core utilization is than using merely laminated core It is high.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is a kind of schematic perspective view of disc type electric machine provided by the utility model embodiment；

Fig. 2 is the schematic perspective view of SMC core structure provided by the utility model embodiment；

Fig. 3 is a kind of configuration schematic diagram of segment core provided by the utility model embodiment；

Fig. 4 is the configuration schematic diagram of another kind segment core provided by the utility model embodiment.

Wherein, 100 it is SMC iron core, 200 be laminated core, 300 be coil, 101 be SMC bar, 102 is SMC embedded Slot, 103 be the first SMC pole shoe, 104 be the 2nd SMC pole shoe, 1021 be stage portion.

Specific embodiment

Disc type electric machine: disc type electric machine is also motor in axial magnetic field, and the direction in the magnetic field inside motor is axially.By It is generally all presented in motor in axial magnetic field flat, therefore is also disc type electric machine.

SMC: soft-magnetic composite material is by a kind of iron powder coated as special insulation material by magnetic conduction made of compacting Iron core can manufacture into flexible shape according to actual needs.

For this purpose, the core of the utility model is to provide a kind of segment core and disc type electric machine, to reduce segment core Manufacture difficulty on the basis of improve electromagnetic performance.

In addition, embodiments illustrated below does not play any restriction effect to utility model content documented by claim. In addition, the full content of composition represented by following example is not limited to the solution as utility model documented by claim Necessary to scheme.

Segment core disclosed in the utility model embodiment referring to FIG. 1 to FIG. 4, the SMC including wound around coil 300 Iron core 100 and laminated core 200, SMC iron core 100 are coated on the outer peripheral surface of laminated core 200.

Segment core in the utility model is coated on the outer peripheral surface of laminated core 200 using SMC iron core 100, is not easy to add The shape of work is process by the SMC iron core 100 easily shaped, and 200 overall structure of laminated core is relatively single, and therefore, processing is folded The mould specification of piece iron core 200 is less, and mold is easily worked, and reduces the difficulty of processing of the segment core.And the segmentation iron The electromagnetic performance of core is higher using SMC material than merely, and iron core utilization is higher using laminated core 200 than merely.

It should be noted that SMC iron core 100 coats the outer peripheral surface of laminated core 200 in the utility model embodiment, fold The both ends of piece iron core 200 do not wrap.The entire outer peripheral surface or portion perimeter of the cladding laminated core 200 of SMC iron core 100 Face, wherein when wrapping portion outer peripheral surface, some laminated core 200 is exposed to outside, a part can be concentrated to be exposed to outer, or Person both ends are outer with being partially exposed at.

SMC iron core 100 includes SMC bar 101 and the SMC intrusion slot 102 that SMC bar 101 is arranged in, wherein SMC bar 101 outer peripheral surface installs laminated core 200 for coil 300, SMC intrusion slot 102 to be arranged.Wherein, in order to guarantee entire electromagnetism Performance, the shape of SMC intrusion slot 102 and the form of the outer peripheral surface of laminated core 200 fit in the utility model embodiment, example Such as, SMC intrusion slot 102 is rectangular configuration；Or SMC intrusion slot 102 is provided with multiple stage portions 1021.

In order to optimize above scheme, an end face of SMC bar 101 is provided with the first SMC pole shoe 103.Further, The end face opposite with the first SMC pole shoe 103 of setting of SMC bar 101 is provided with the 2nd SMC pole shoe 104.

Laminated core 200 be overrided to form by multiple laminations, lamination be silicon steel sheet, amorphous alloy film or permalloy piece or Person's ferrocobalt piece.The structure of the lamination for laminating laminated core 200 in the utility model embodiment is more simple, example Such as, for convenience of the rectangular configuration of processing, the lamination of same size is capable of forming the laminated core of rectangular configuration in lamination process 200。

In addition, the laminated core 200 can be multistage size in order to further increase the electromagnetic performance of entire segment core Different laminations are overrided to form, it is preferred that in order to greatest extent with the shape of segment core (usually trapezium structure) Xiang Shi To match, the quantity of various sizes of lamination is The more the better, it is contemplated that difficulty of processing, in the utility model embodiment, lamination iron Core 200 is overrided to form by the gradually smaller lamination of multistage size, and the structure of three sections of laminations is specifically described in diagram, wherein often The size of lamination is identical in section, and the size of adjacent section is different.

The invention also discloses a kind of disc type electric machines, including the segment core as described in any one of above-mentioned.Due to Above-mentioned segment core has the advantages that above, and the disc type electric machine including above-mentioned segment core also has corresponding effect, herein no longer It repeats.

The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The widest scope consistent with features of novelty.

Claims

1. a kind of segment core, which is characterized in that the SMC iron core including laminated core and wound around coil, the SMC iron core cladding In the outer peripheral surface of the laminated core；The SMC iron core includes SMC bar and the SMC intrusion slot that the SMC bar is arranged in, Wherein, the outer peripheral surface of the SMC bar installs the laminated core for coil, the SMC intrusion slot to be arranged.

2. segment core as described in claim 1, which is characterized in that an end face of the SMC bar is provided with the first SMC Pole shoe.

3. segment core as claimed in claim 2, which is characterized in that the SMC bar with the first SMC pole shoe is set Opposite end face is provided with the 2nd SMC pole shoe.

4. segment core as claimed in claim 3, which is characterized in that the SMC intrusion slot is rectangular configuration.

5. segment core as claimed in claim 3, which is characterized in that the SMC intrusion slot is provided with multiple stage portions.

6. segment core as described in claim 1, which is characterized in that the laminated core is to be overrided to form by multiple laminations, The lamination is silicon steel sheet, amorphous alloy film or permalloy piece or ferrocobalt piece.

7. segment core as claimed in claim 6, which is characterized in that the laminated core laminated by the lamination of same size and At.

8. segment core as claimed in claim 6, which is characterized in that the laminated core is gradually smaller folded by multistage size Piece is overrided to form.

9. a kind of disc type electric machine, which is characterized in that including such as segment core described in any item of the claim 1 to 8.