CN210246417U - Disc type iron core and disc type motor - Google Patents
Disc type iron core and disc type motor Download PDFInfo
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- CN210246417U CN210246417U CN201921485041.9U CN201921485041U CN210246417U CN 210246417 U CN210246417 U CN 210246417U CN 201921485041 U CN201921485041 U CN 201921485041U CN 210246417 U CN210246417 U CN 210246417U
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- iron core
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- core tooth
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Abstract
The utility model discloses a disk iron core and disk motor, this disk iron core includes: an iron core base in a disc-shaped structure; the first iron core tooth parts are arranged on the end surface of the iron core base along the circumferential direction, and a first groove is formed between every two adjacent first iron core tooth parts; and each second iron core tooth part is spliced with the corresponding first iron core tooth part to form iron core teeth for mounting coils, a second groove is formed between the adjacent second iron core tooth parts, and each second groove and the corresponding first groove form a coil groove. Adopt the utility model discloses a disk iron core, every second iron core tooth portion with correspond first iron core tooth portion concatenation forms the iron core tooth of installation coil together, consequently, the coil can be inlayed in the coil groove between independent first iron core tooth portion and the independent second iron core tooth portion, and the winding of being convenient for rolls off the production line, reduces the assembly degree of difficulty of coil, improves assembly efficiency.
Description
Technical Field
The utility model relates to an iron core technical field, more specifically say, relate to a disk iron core and disk motor.
Background
A disc motor is also called an axial field motor, and the direction of a magnetic field inside the motor is along the axial direction, and the axial field motor is generally flat. The iron core of the disc type motor is divided into an integral iron core and a segmented iron core, the integral iron core is generally realized by a silicon steel sheet winding mode, the stator iron core is provided with a yoke part, the iron core is generally formed by winding the silicon steel sheet, in order to achieve better electromagnetic performance, the iron core is generally designed into a semi-closed slot structure, and therefore a lot of difficulties are increased for coil inserting.
Therefore, how to reduce the assembly difficulty of the coil and improve the assembly efficiency is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims to solve the technical problem how to reduce the assembly degree of difficulty of coil, improve assembly efficiency, for this reason, the utility model provides a disk iron core and disk motor.
In order to achieve the above object, the utility model provides a following technical scheme:
a disk core comprising:
an iron core base in a disc-shaped structure;
the first iron core tooth parts are arranged on the end surface of the iron core base along the circumferential direction, and a first groove is formed between every two adjacent first iron core tooth parts; and
and each second iron core tooth part is spliced with the corresponding first iron core tooth part to form iron core teeth for mounting coils, a second groove is formed between the adjacent second iron core tooth parts, and each second groove and the corresponding first groove form a coil groove.
In one embodiment of the present invention, the first core tooth portion is fixed to the second core tooth portion by a screw.
In one embodiment of the present invention, the first core tooth portion is close to the end surface of the second core tooth portion and the second core tooth portion is close to one of the end surfaces of the first core tooth portion is provided with a positioning groove, and the other end is provided with a positioning boss matched with the positioning groove.
The utility model discloses in one of them embodiment, first iron core tooth is provided with first screw hole, second iron core tooth is provided with the second screw hole, the screw passes through first screw hole and the second screw hole will second iron core tooth is fixed correspondingly on the first iron core tooth.
In one embodiment of the present invention, the screw is a non-magnetic stainless steel or a high-strength PEEk plastic screw.
In one embodiment of the present invention, the first screw hole is disposed at a position where the first iron core tooth portion is provided with the positioning groove or the positioning boss; the second screw hole is arranged at the position where the second iron core tooth part is provided with the positioning boss or the positioning groove.
In one embodiment of the present invention, the positioning boss is a cubic column structure.
In one embodiment of the present invention, the second iron core tooth portion is far away from the end face of the first iron core tooth portion, and an iron core pole shoe is further disposed on the end face of the second iron core tooth portion.
In one embodiment of the present invention, the first core tooth portion and the second core tooth portion are perpendicular to the axial cross section of the disc core is a trapezoid structure or a fan-shaped structure.
The utility model also discloses a disc motor, include as above-mentioned any one disc iron core is in with the setting the coil of iron core tooth.
In one embodiment of the present invention, the coil is a pre-wound coil.
According to the above technical scheme, adopt the utility model discloses a disk iron core, every second iron core tooth portion with correspond first iron core tooth portion concatenation forms the iron core tooth of installation coil together, consequently, the coil can be inlayed in the coil groove between independent first iron core tooth portion and independent second iron core tooth portion, and the winding of being convenient for rolls off the production line, reduces the assembly degree of difficulty of coil, improves assembly efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of a disc-type iron core provided by the present invention;
fig. 2 is an exploded schematic view of a disc iron core according to the present invention;
fig. 3 is a schematic perspective view of an iron core base according to the present invention;
fig. 4 is a schematic top-view perspective view of a second iron core tooth portion according to the present invention;
fig. 5 is a schematic bottom perspective view of a second iron core tooth portion according to the present invention.
In the drawing, 100 denotes a core base, 200 denotes a first core tooth portion, 300 denotes a second core tooth portion, 400 denotes a screw, 500 denotes a coil, 201 denotes a first groove, 202 denotes a positioning groove, 203 denotes a first screw hole, 302 denotes a positioning boss, 303 denotes a second screw hole, and 304 denotes a core pole piece.
Detailed Description
The utility model discloses a core lies in providing a disk iron core and disk motor to reduce the assembly degree of difficulty of coil, improve assembly efficiency.
The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.
Referring to fig. 1 to 5, a disc core according to an embodiment of the present invention includes:
a core base 100 having a disk-shaped structure;
a plurality of first core teeth 200, the plurality of first core teeth 200 being circumferentially arranged on an end surface of the core base 100, a first slot 201 being provided between adjacent first core teeth 200; and
and a plurality of second core tooth portions 300, each second core tooth portion 300 being spliced with a corresponding first core tooth portion 200 to form a core tooth on which the coil 500 is mounted, second slots being provided between adjacent second core tooth portions 300, each second slot forming a coil slot with a corresponding first slot 201.
Adopt the utility model discloses a disk iron core, every second iron core tooth portion 300 forms the iron core tooth of installation coil 500 with the concatenation of the first iron core tooth portion 200 that corresponds together, consequently, coil 500 can inlay in the coil groove between independent first iron core tooth portion 200 and independent second iron core tooth portion 300, and the winding of being convenient for rolls off the production line, reduces coil 500's the assembly degree of difficulty, improves assembly efficiency.
It should be noted that the utility model provides a first iron core tooth portion 200 and the concatenation of second iron core tooth portion 300 form the iron core tooth, and this iron core tooth cooperatees in order to inlay coil 500 with the coil groove that corresponds to the assembly degree of difficulty of coil 500 has been reduced. The first core tooth 200 and the second core tooth 300 are fixed together by bonding, or fixed together by clamping, or fixed together by a screw 400. Preferably, the first core tooth portion 200 is fixed to the second core tooth portion 300 by a screw 400. First screw holes 203 are provided in the first core teeth 200, second screw holes 303 are provided in the second core teeth 300, and screws 400 fix the second core teeth 300 to the corresponding first core teeth 200 through the first screw holes 203 and the second screw holes 303.
In the form of fixing with the screw 400, for positioning convenience, one of the end surface of the first core tooth portion 200 close to the second core tooth portion 300 and the end surface of the second core tooth portion 300 close to the first core tooth portion 200 is provided with a positioning groove 202, and the other end is provided with a positioning boss 302 matched with the positioning groove 202. Here, it can be understood that when the end surface of the first core tooth portion 200 close to the second core tooth portion 300 is provided with the positioning groove 202, the end surface of the second core tooth portion 300 close to the first core tooth portion 200 is provided with the positioning boss 302 cooperating with the positioning groove 202; when the end surface of the second core tooth portion 300 close to the first core tooth portion 200 is provided with the positioning groove 202, the end surface of the first core tooth portion 200 close to the second core tooth portion 300 is provided with the positioning boss 302 matched with the positioning groove 202.
In order to reduce the influence of the screw 400 holes on the internal stress of the first core tooth portion 200 and the second core tooth portion 300 as much as possible, the first screw holes 203 are arranged at the positions where the positioning grooves 202 or the positioning bosses 302 are arranged on the first core tooth portion 200; the second screw hole 303 is provided at a position where the second core tooth portion 300 is provided with the positioning boss 302 or the positioning groove 202. That is, when the end surface of the first core tooth portion 200 close to the second core tooth portion 300 is provided with the positioning groove 202, and the end surface of the second core tooth portion 300 close to the first core tooth portion 200 is provided with the positioning boss 302 matched with the positioning groove 202, the first screw hole 203 is provided at the positioning groove 202, and the second screw hole 303 is provided at the positioning boss 302; when the end surface of the second core tooth portion 300 close to the first core tooth portion 200 is provided with the positioning groove 202, and the end surface of the first core tooth portion 200 close to the second core tooth portion 300 is provided with the positioning boss 302 matched with the positioning groove 202, the first screw hole 203 is provided at the positioning boss 302, and the second screw hole 303 is provided at the positioning groove 202.
Above-mentioned location boss 302 is cubic column structure wherein, can be cubic column on the positive four sides in the cubic column structure, positive five sides cubic column, cubic column on the positive six sides etc. still can be for other structural style, the utility model discloses do not specifically introduce. The screw 400 is a non-magnetically conductive stainless steel or high strength PEEk plastic screw 400. The objective is to reduce eddy current losses on the screw 400.
In order to further improve the magnetic fullness of the disc core, the end surface of the second core tooth portion 300 away from the first core tooth portion 200 in the embodiment of the present invention is further provided with a core pole shoe 304. By providing the core pole pieces 304, the distance between the end faces of the first core tooth portions 200 can be reduced in the principle of the adjacent second core tooth portions 300, and the magnetic saturation ratio can be improved.
The first core tooth portion 200 and the second core tooth portion 300 have a trapezoidal structure or a fan-shaped structure in a cross section perpendicular to the axial direction of the disc core. Of course, the first core tooth portion 200 and the second core tooth portion 300 can be designed into other structures as needed, and the structural form of the first core tooth portion 200 and the second core tooth portion 300 can be spliced within the protection scope of the present invention.
The utility model also discloses a disc motor, include as above-mentioned any one disc iron core and set up the coil 500 at the iron core tooth. Since the above disc-type iron core has the above effects, a disc-type motor including the disc-type iron core has corresponding effects, which are not described herein again.
The coil 500 may be directly wound in the first slot 201 between the first core teeth 200 and the second slot of the second core teeth 300, respectively, or the coil 500 is spliced into a pre-wound coil 500, directly disposed in the first slot 201 or the second slot, and then the second core teeth 300 are spliced on the first core teeth 200.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A disk core, comprising:
an iron core base in a disc-shaped structure;
the first iron core tooth parts are arranged on the end surface of the iron core base along the circumferential direction, and a first groove is formed between every two adjacent first iron core tooth parts; and
and each second iron core tooth part is spliced with the corresponding first iron core tooth part to form iron core teeth for mounting coils, a second groove is formed between the adjacent second iron core tooth parts, and each second groove and the corresponding first groove form a coil groove.
2. The disc core according to claim 1, wherein the first core tooth portion is fixed to the second core tooth portion by a screw, the first core tooth portion is provided with a first screw hole, the second core tooth portion is provided with a second screw hole, and the screw fixes the second core tooth portion to the corresponding first core tooth portion through the first screw hole and the second screw hole.
3. The disc core according to claim 2, wherein one of an end surface of the first core tooth portion adjacent to the second core tooth portion and an end surface of the second core tooth portion adjacent to the first core tooth portion is provided with a positioning groove, and the other is provided with a positioning boss which fits in the positioning groove.
4. The disc core of claim 3 wherein the screws are non-magnetically permeable stainless steel or high strength PEEk plastic screws.
5. The disc core according to claim 4, wherein the first screw hole is provided at a portion where the first core tooth portion is provided with the positioning groove or the positioning boss; the second screw hole is arranged at the position where the second iron core tooth part is provided with the positioning boss or the positioning groove.
6. The disc core of claim 4 wherein the locating boss is of a cubic column configuration.
7. The disc core according to any one of claims 1 to 6, wherein an end face of the second core tooth portion remote from the first core tooth portion is further provided with a core pole shoe.
8. The disc core according to any one of claims 1 to 6, wherein the first core tooth portion and the second core tooth portion have a trapezoidal structure or a fan-shaped structure in a cross section perpendicular to an axial direction of the disc core.
9. A disc motor comprising the disc core according to any one of claims 1 to 8 and coils provided at the teeth of the core.
10. The disc motor according to claim 9, wherein the coil is a pre-wound coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921485041.9U CN210246417U (en) | 2019-09-04 | 2019-09-04 | Disc type iron core and disc type motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921485041.9U CN210246417U (en) | 2019-09-04 | 2019-09-04 | Disc type iron core and disc type motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210246417U true CN210246417U (en) | 2020-04-03 |
Family
ID=69965440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921485041.9U Active CN210246417U (en) | 2019-09-04 | 2019-09-04 | Disc type iron core and disc type motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210246417U (en) |
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2019
- 2019-09-04 CN CN201921485041.9U patent/CN210246417U/en active Active
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