CN204118869U - A kind of electric machine rotor structure - Google Patents
A kind of electric machine rotor structure Download PDFInfo
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- CN204118869U CN204118869U CN201420516513.3U CN201420516513U CN204118869U CN 204118869 U CN204118869 U CN 204118869U CN 201420516513 U CN201420516513 U CN 201420516513U CN 204118869 U CN204118869 U CN 204118869U
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- stator
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- punching
- electric machine
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Abstract
The utility model discloses a kind of electric machine rotor structure, aim to provide a kind of compact conformation, distribution rationally, it is firm that each several part connects, stator winding effectively can be compressed location, vibration influence is little, and job stability is high, and electric efficiency can obtain the electric machine rotor structure of effectively lifting.It comprises stator base, stator winding, stator base is provided with stator skeleton, motor stator is provided with stator core, stator punching comprises stator yoke, stator poles portion, and stator poles portion is provided with two stator pole shoes, and the stator poles portion number on a stator punching is two, stator poles is provided with caulking groove outside portion, armature comprises rotor, commutator, and rotor comprises rotor base, rotor windings, and rotor windings is wired to commutator.The beneficial effects of the utility model are: stable connection, compact conformation, and can operationally provide more stable magnetic field, can protect rotor, winding not easily occurs lacquer mar, and electric energy conversion efficiency efficiency is high.
Description
Technical field
The utility model belongs to motor technology field, particularly relates to a kind of electric machine rotor structure.
Background technology
Stator is actionless part on motor, and rotor is the part of rotating.Be provided with winding or coil in stator, epitrochanterian groove, it can form magnetic field.Stator base of the prior art, rotor base are formed by multiple punching stacked combination.In the production standard, energy consumption standard in modern times, to the aspect such as structure distribution reasonability, job stability, electric efficiency of electric machine rotor, there is higher expectation.But, in the stator and rotor sructure of prior art, at the job stability of stator winding, the compactedness of stator and rotor sructure, each several part in conjunction with the aspect such as fixing and electric efficiency, still there is many shortcomings.
Utility model content
The utility model is to overcome deficiency of the prior art, and provide a kind of compact conformation, distribution rationally, it is firm that each several part connects, stator winding effectively can be compressed location, vibration influence is little, and job stability is high, and electric efficiency can obtain the electric machine rotor structure of effectively lifting.
To achieve these goals, the utility model is by the following technical solutions:
A kind of electric machine rotor structure, comprise motor stator, armature, described motor stator comprises stator base, the stator winding be made up of many enamelled wires, described stator base is built up by multiple stator punching, described stator base is provided with stator skeleton, described stator skeleton comprises middle bent plate, limit cover plate, described middle bent plate, some appearance line portions are jointly surrounded between limit cover plate and stator base, a part of stator winding is clamped in described appearance line portion, described stator skeleton is provided with two skeleton plug connectors, described motor stator is provided with stator core, described stator punching comprises stator yoke, stator poles portion, described stator poles portion is provided with two stator pole shoes, stator poles portion number on a stator punching is two and symmetrical mutually, caulking groove is provided with outside described stator poles portion, a described stator core part is stuck in caulking groove, described stator core is compressed by stator skeleton, described armature comprises rotor, commutator, described rotor comprises the rotor base built up by multiple rotor punching, rotor windings, described rotor windings is wired to commutator, described rotor punching is provided with some buttons for locating and carves, two buttons that in adjacent stators punching, position is corresponding carve mutual laminating.
As preferably, described armature also comprises rotating shaft, bearing, and described rotating shaft is coaxial with rotor and be connected, and described rotor is provided with the end plate for covering rotor base.
As preferably, be provided with dust-proof cushion between described bearing and rotor, described rotating shaft is provided with shaft end ring, and described dust-proof cushion is connected with shaft end ring.
As preferably, described skeleton plug connector is provided with carbon brush slot, and described stator is provided with external connection.
As preferably, described stator pole shoes is provided with at least two those widened sections, receives pressure section for bending for one section between two those widened sections on a stator pole shoes.
As preferably, described bending is received pressure section and is bent, and the outer section of described stator pole shoes upwards turns down, and turnover angle is 45 to 60 degree.
As preferably, described rotor punching comprises 22 rotating pole-pieces, forms rotor winding groove between adjacent rotor pole shoe, and described rotating pole-piece is along rotor punching axially turnover.
The beneficial effects of the utility model are: stator core and stator base, stator skeleton are worked in coordination, stable connection; Hold in line portion, utilize stator base and limit cover plate as two clamping plate, stator winding enamelled wire can be carried out effective clamping and fix, but there is not sharp-pointed portion, winding paint can not be caused to damage, and middle bent plate holds out against stator winding, can operationally provide more stable magnetic field; Skeleton plug connector can simultaneously as securing member and carbon brush connector, compact conformation and good connecting effect; There is multiple safeguard structures such as shaft end ring, can protect rotor; Stator pole shoes has those widened sections, can increase closed magnetic induction line quantity, raise the efficiency; Rotor pole shoe is turnover state, relatively increase notch, when wire diameter constant or thicker, can easier rule and coiling, and not easily swipe with notch and occur lacquer mar, but notch reset can be carried out after coiling completes, thus reduce the intensity of the air-gap field formed because notch exists, reduce harmonic wave, increase work efficiency further.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the end view of the utility model motor stator;
Fig. 3 is the structural representation of the utility model stator punching;
Fig. 4 is the structural representation of the utility model rotor punching;
Fig. 5 is the structural representation of the utility model armature;
Fig. 6 is the structural representation of stator pole shoes in the utility model embodiment 2;
Fig. 7 is the partial structurtes schematic diagram of stator base in the utility model embodiment 2;
Fig. 8 is the partial structurtes schematic diagram of the utility model embodiment 2 transfer subbase.
In figure: stator base 1, stator winding 11, stator punching 12, stator yoke 121, stator poles portion 122, stator pole shoes 123, caulking groove 124, stator skeleton 3, middle bent plate 31, limit cover plate 32, skeleton plug connector 33, stator core 4, commutator 5, rotor base 6, rotor windings 61, rotor punching 62, rotating pole-piece 621, boots pin 6211, rotor winding groove 622, end plate 63, button carves 64, rotating shaft 7, bearing 71, dust-proof cushion 72, shaft end ring 73, those widened sections 8, pressure section 81 is received in bending.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Embodiment 1: as Fig. 1, Fig. 2, Fig. 3, Fig. 4, in embodiment shown in Fig. 5, a kind of electric machine rotor structure, comprise motor stator, armature, described motor stator comprises stator base 1, the stator winding 11 be made up of many enamelled wires, described stator base is built up by multiple stator punching 12, described stator base is provided with stator skeleton 3, described stator skeleton comprises middle bent plate 31, limit cover plate 32, described middle bent plate, some appearance line portions are jointly surrounded between limit cover plate and stator base, a part of stator winding is clamped in described appearance line portion, described stator skeleton is provided with two skeleton plug connectors 33, described motor stator is provided with stator core 4, described stator punching comprises stator yoke 121, stator poles portion 122, described stator poles portion is provided with two stator pole shoes 123, stator poles portion number on a stator punching is two and symmetrical mutually, caulking groove 124 is provided with outside described stator poles portion, a described stator core part is stuck in caulking groove, described stator core is compressed by stator skeleton, described armature comprises rotor, commutator 5, described rotor comprises the rotor base 6 built up by multiple rotor punching 62, rotor windings 61, described rotor windings is wired to commutator, described rotor punching is provided with some buttons for locating and carves 64, two buttons that in adjacent stators punching, position is corresponding are carved 64 and are fitted mutually.Described armature also comprises rotating shaft 7, bearing 71, and described rotating shaft is coaxial with rotor and be connected, and described rotor is provided with the end plate 63 for covering rotor base.Be provided with dust-proof cushion 72 between described bearing and rotor, described rotating shaft is provided with shaft end ring 73, and described dust-proof cushion is connected with shaft end ring.Described skeleton plug connector is provided with carbon brush slot, and described stator is provided with external connection.
Stator core and stator base, stator skeleton are worked in coordination, stable connection; Hold in line portion, utilize stator base and limit cover plate as two clamping plate, stator winding enamelled wire can be carried out effective clamping and fix, but there is not sharp-pointed portion, winding paint can not be caused to damage, and middle bent plate holds out against stator winding, can operationally provide more stable magnetic field; Skeleton plug connector can simultaneously as securing member and carbon brush connector, compact conformation and good connecting effect; There is multiple safeguard structures such as shaft end ring, can protect rotor.
Embodiment 2: the basic structure of the present embodiment and execution mode are with embodiment 1, its difference is, as shown in Fig. 6, Fig. 7, Fig. 8, described stator pole shoes one section of being provided with between two those widened sections at least two those widened sections 8, stator pole shoes is bending receipts pressure section 81.Described bending is received pressure section and is bent, and the outer section of described stator pole shoes upwards turns down, and turnover angle is 45 to 60 degree.Described rotor punching 62 comprises 22 rotating pole-pieces 621, forms rotor winding groove 622 between adjacent rotor pole shoe, and described rotating pole-piece is along rotor punching axially turnover.
After stator pole shoes local widening, the closed magnetic induction line quantity through rotor increases, and can improve electric efficiency, bending receipts pressure section bends the outer section of stator pole shoes and upwards turns down, reduce coiling difficulty, and, can when coiling be accomplished to half left and right, stator pole shoes is flattened, the so pre-aligned part enamelled wire wound, improves clamping effect, and then remainder is carried out coiling, both fixingly more firmly overall coiling difficulty is again reduced, also can safeguard work process stability.And the intensity of two those widened sections is naturally high than remainder, bending is received pressure section and is between two those widened sections, and during bending, tear-resistant effect more, is conducive to maintaining integrally-built intensity.
The width of rotor notch directly affects electric efficiency, the existence of notch can form air-gap field, rotor width of rebate is larger, harmonic content in air-gap field is also higher, these all can cause electric efficiency to reduce, therefore, in the prior art, the bore of notch all can only adapt to the live width of winding, can normal rule, notch size is fixed under the prerequisite of coiling, and in the present embodiment, rotating pole-piece turnover is equivalent to relatively expand notch size, therefore, it is possible to easier rule, even can the thicker line of the original width of rebate of embedding ratio, rule, during coiling, notch boots pin 6211 is more not easily swiped and is arrived enamelled wire, and rotating pole-piece can flatten after completing by rule, reduce notch size, improve electric efficiency.
Claims (7)
1. an electric machine rotor structure, it is characterized in that, comprise motor stator, armature, described motor stator comprises stator base, the stator winding be made up of many enamelled wires, described stator base is built up by multiple stator punching, described stator base is provided with stator skeleton, described stator skeleton comprises middle bent plate, limit cover plate, described middle bent plate, some appearance line portions are jointly surrounded between limit cover plate and stator base, a part of stator winding is clamped in described appearance line portion, described stator skeleton is provided with two skeleton plug connectors, described motor stator is provided with stator core, described stator punching comprises stator yoke, stator poles portion, described stator poles portion is provided with two stator pole shoes, stator poles portion number on a stator punching is two and symmetrical mutually, caulking groove is provided with outside described stator poles portion, a described stator core part is stuck in caulking groove, described stator core is compressed by stator skeleton, described armature comprises rotor, commutator, described rotor comprises the rotor base built up by multiple rotor punching, rotor windings, described rotor windings is wired to commutator, described rotor punching is provided with some buttons for locating and carves, two buttons that in adjacent stators punching, position is corresponding carve mutual laminating.
2. a kind of electric machine rotor structure according to claim 1, it is characterized in that, described armature also comprises rotating shaft, bearing, and described rotating shaft is coaxial with rotor and be connected, and described rotor is provided with the end plate for covering rotor base.
3. a kind of electric machine rotor structure according to claim 2, is characterized in that, be provided with dust-proof cushion between described bearing and rotor, described rotating shaft is provided with shaft end ring, and described dust-proof cushion is connected with shaft end ring.
4. a kind of electric machine rotor structure according to claim 1 or 2 or 3, is characterized in that, described skeleton plug connector is provided with carbon brush slot, and described stator is provided with external connection.
5. a kind of electric machine rotor structure according to claim 1, it is characterized in that, described stator pole shoes is provided with at least two those widened sections, and one section between two those widened sections on a stator pole shoes is bending receipts pressure section.
6. according to a kind of electric machine rotor structure according to claim 5, it is characterized in that, described bending is received pressure section and is bent, and the outer section of described stator pole shoes upwards turns down, and turnover angle is 45 to 60 degree.
7. a kind of electric machine rotor structure according to claim 1, is characterized in that, described rotor punching comprises 22 rotating pole-pieces, forms rotor winding groove between adjacent rotor pole shoe, and described rotating pole-piece is along rotor punching axially turnover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420516513.3U CN204118869U (en) | 2014-09-10 | 2014-09-10 | A kind of electric machine rotor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420516513.3U CN204118869U (en) | 2014-09-10 | 2014-09-10 | A kind of electric machine rotor structure |
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| Publication Number | Publication Date |
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| CN204118869U true CN204118869U (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420516513.3U Active CN204118869U (en) | 2014-09-10 | 2014-09-10 | A kind of electric machine rotor structure |
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| CN (1) | CN204118869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114665641A (en) * | 2022-02-18 | 2022-06-24 | 深圳市颂辉科技开发有限公司 | Aluminum series structure of armature induction coil |
-
2014
- 2014-09-10 CN CN201420516513.3U patent/CN204118869U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114665641A (en) * | 2022-02-18 | 2022-06-24 | 深圳市颂辉科技开发有限公司 | Aluminum series structure of armature induction coil |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315400, 18 East Yongxing Road, Fengshan street, Yuyao street, Ningbo, Zhejiang Patentee after: Ningbo Dechang Electric Co., Ltd Address before: 315400, 18 East Yongxing Road, Fengshan street, Yuyao street, Ningbo, Zhejiang Patentee before: Ningbo Dechang Electrical Machinery Manufacturing Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |