CN202918072U - Novel stator assembly and external rotor motor using the same - Google Patents
Novel stator assembly and external rotor motor using the same Download PDFInfo
- Publication number
- CN202918072U CN202918072U CN 201220568644 CN201220568644U CN202918072U CN 202918072 U CN202918072 U CN 202918072U CN 201220568644 CN201220568644 CN 201220568644 CN 201220568644 U CN201220568644 U CN 201220568644U CN 202918072 U CN202918072 U CN 202918072U
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- China
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- stator core
- yoke section
- stator
- winding
- external rotor
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Abstract
The present utility model discloses a novel stator assembly and an external rotor motor using the same. The stator assembly comprises a stator core, a winding, a rotor part, a rotating shaft and a pedestal, the stator core is supported on the pedestal, the rotor part is sleeved outside the stator core, the rotating shaft and the rotor part are connected together, the rotating shaft is supported on the pedestal through a bearing, the stator core comprises a yoke part and a plurality of teeth which are protruded outward from the yoke part and arranged at intervals, a central hole is formed on the inner side of the yoke, a wire embedding groove is formed between every two adjacent teeth, the winding is embedded into the wire embedding groove and reeled on the yoke, In the stator assembly, the yoke part is wound, costs are low, noises are low, and the starting performance is good.
Description
Technical field:
The utility model relates to the external rotor electric machine of a kind of Novel stator assembly and application thereof.
Background technology:
The distributed winding of the general employing of traditional AC motor, although the winding coefficient of this kind winding is higher, thereby the efficient of motor is higher, but because the winding overhang of motor is longer, the consumption copper of motor is more, and cost is higher, if and alternating current machine adopts centralized winding, the startup harmonic wave of motor can be very large, the noise of motor, and startup all has problems.
Summary of the invention:
A purpose of the present utility model provides a kind of Novel stator assembly, and it adopts yoke section winding mode, and cost is low, and noise is low, and startability is good.
The utility model is to be achieved by following technical scheme.
A kind of Novel stator assembly, comprise stator core and winding, stator core comprises yoke section and from several outwardly teeth spaced apart of yoke section, yoke section inboard surrounds centre bore, form line embedding groove between the adjacent teeth, winding embeds in the line embedding groove and is wound in the yoke section.
Stator core described above and winding plastic packaging one.
Stator core described above is punch forming or is welded or is reeled by the bar shaped stator by two semicircle iron cores and form.
Stator core described above is provided with insulating case, the yoke section of insulating case parcel stator core.
The utility model motor stretching end cover is compared with prior art had a beneficial effect: 1) the utility model winding embeds in the line embedding groove and is wound in the yoke section, adopts yoke section winding mode, and cost is low, and noise is low, and startability is good; 2) stator core is punch forming or is welded or is reeled by the bar shaped stator by two semicircle iron cores and form, and motor stamping yoke section is short, save silicon steel disc cost, and winding overhang is short, saves motor material; 3) stator core is provided with insulating case, the yoke section of insulating case parcel stator core, reasonable in design.
Another purpose of the present utility model provides a kind of external rotor electric machine, and it adopts the stator module of yoke section winding mode, and cost is low, and noise is low, and startability is good.
The utility model is to be achieved by following technical scheme.
A kind of external rotor electric machine of using the Novel stator assembly, comprise stator core, winding, rotor part, rotating shaft and pedestal, the stator core supporting is installed on the pedestal, rotor part is sleeved on outside the stator core, rotating shaft and rotor part are installed and are connected, rotating shaft is installed on the pedestal by the bearing supporting, described stator core comprises yoke section and from several outwardly teeth spaced apart of yoke section, yoke section inboard surrounds centre bore, form line embedding groove between the adjacent teeth, winding embeds in the line embedding groove and is wound in the yoke section.
Stator core described above and winding plastic packaging one.
Stator core described above is punch forming or is welded or is reeled by the bar shaped stator by two semicircle iron cores and form.
Stator core described above is provided with insulating case, the yoke section of insulating case parcel stator core
The utility model motor is compared with prior art had a beneficial effect and is: the utility model external rotor electric machine adopts the stator module of yoke section winding mode, and cost is low, and noise is low, and startability is good.
Description of drawings:
Fig. 1 is the utility model stator module stereogram;
Fig. 2 is the utility model stator module structural representation;
Fig. 3 is the A-A phantom among Fig. 2;
Fig. 4 is the utility model punch forming stator core construction schematic diagram;
Fig. 5 is two semicircle iron cores of the utility model stator core construction schematic diagrames that are welded;
Fig. 6 is that the utility model bar shaped stator coiling forms the stator core construction schematic diagram;
Fig. 7 is the utility model external rotor electric machine stereogram;
Fig. 8 is the utility model outer rotor motor structure schematic diagram;
Fig. 9 is the B-B phantom among Fig. 8.
Embodiment:
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment one: extremely shown in Figure 6 such as Fig. 1, the utility model is a kind of Novel stator assembly, comprise stator core 1 and winding 2, stator core 1 comprises yoke section 11 and from several outwardly teeth spaced apart 12 of yoke section 11, yoke section 11 inboards surround centre bore 13, form line embedding groove 14 between the adjacent teeth 12, winding 2 embeds 14 li of line embedding grooves and is wound in the yoke section 11.
Embodiment two: the basis at embodiment one increases following technical characterictic: stator core 1 and winding 2 plastic packaging one.
Embodiment three: increase following technical characterictic on the basis of embodiment one: stator core 1 is punch forming or is welded or is reeled by the bar shaped stator by two semicircle iron cores and form.
Embodiment four: the basis at embodiment one increases following technical characterictic: stator core 1 is provided with insulating case 15, the yoke section 11 of insulating case 15 parcel stator cores 1.
Because the application is mechanical field, the apparent association of ability those of ordinary skill obtains: the technical characterictic independent assortment of the increase that embodiment two, embodiment three and embodiment four mention is combined into new technical scheme with the technical scheme of embodiment one.
Embodiment five: extremely shown in Figure 9 such as Fig. 1, the utility model is a kind of external rotor electric machine of Application Example stator group spare, comprise stator core 1, winding 2, rotor part 3, rotating shaft 4 and pedestal 5, stator core 1 supporting is installed on the pedestal 5, rotor part 3 is sleeved on outside the stator core 1, rotating shaft 4 and rotor part 3 are installed and are connected, rotating shaft 4 is installed on the pedestal 5 by the bearing supporting, described stator core 1 comprises yoke section 11 and from several outwardly teeth spaced apart 12 of yoke section 11, yoke section 11 inboards surround centre bore 13, form line embedding groove 14 between the adjacent teeth 12, winding 2 embeds 14 li of line embedding grooves and is wound in the yoke section 11.
Embodiment six: the basis at embodiment five increases following technical characterictic: stator core 1 and winding 2 plastic packaging one.
Embodiment seven: increase following technical characterictic on the basis of embodiment five: stator core 1 is punch forming or is welded or is reeled by the bar shaped stator by two semicircle iron cores and form.
Embodiment eight: the basis at embodiment five increases following technical characterictic: stator core 1 is provided with insulating case 15, the yoke section 11 of insulating case 15 parcel stator cores 1.
Because the application is mechanical field, the apparent association of ability those of ordinary skill obtains: the technical characterictic independent assortment of the increase that embodiment six, embodiment seven and embodiment eight mention is combined into new technical scheme with the technical scheme of embodiment five.
The utility model stator module adopts yoke section winding mode, set motor end is short, the characteristics that startability is good are used on the external rotor electric machine basis, and following characteristics are more arranged: motor stamping yoke section is short, make things convenient for motor stator to do and be in strip stator, semicircle stator or inserted stator, save silicon steel disc cost, electric motor winding end is short, saves motor material, compare centralized winding, solve the electric motor starting harmonic problem.
Claims (8)
1. Novel stator assembly, comprise stator core (1) and winding (2), stator core (1) comprises yoke section (11) and from outwardly several teeth spaced apart (12) of yoke section (11), yoke section (11) inboard surrounds centre bore (13), form line embedding groove (14) between the adjacent teeth (12), it is characterized in that: it is inner and be wound in the yoke section (11) that winding (2) embeds line embedding groove (14).
2. a kind of Novel stator assembly according to claim 1 is characterized in that: stator core (1) and winding (2) plastic packaging one.
3. a kind of Novel stator assembly according to claim 1 is characterized in that: stator core (1) is punch forming or is welded or is reeled by the bar shaped stator by two semicircle iron cores and form.
4. a kind of Novel stator assembly according to claim 1, it is characterized in that: stator core (1) is provided with insulating case (15), the yoke section (11) of insulating case (15) parcel stator core (1).
5. an application rights requires the external rotor electric machine of 1 described Novel stator assembly, comprise stator core (1), winding (2), rotor part (3), rotating shaft (4) and pedestal (5), stator core (1) supporting is installed on the pedestal (5), rotor part (3) is sleeved on outside the stator core (1), rotating shaft (4) and rotor part (3) are installed and are connected, rotating shaft (4) is installed on the pedestal (5) by the bearing supporting, described stator core (1) comprises yoke section (11) and from outwardly several teeth spaced apart (12) of yoke section (11), yoke section (11) inboard surrounds centre bore (13), form line embedding groove (14) between the adjacent teeth (12), it is characterized in that: it is inner and be wound in the yoke section (11) that winding (2) embeds line embedding groove (14).
6. a kind of external rotor electric machine according to claim 5 is characterized in that: stator core (1) and winding (2) plastic packaging one.
7. a kind of external rotor electric machine according to claim 5 is characterized in that: stator core (1) is punch forming or is welded or is reeled by the bar shaped stator by two semicircle iron cores and form.
8. a kind of external rotor electric machine according to claim 5, it is characterized in that: stator core (1) is provided with insulating case (15), the yoke section (11) of insulating case (15) parcel stator core (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220568644 CN202918072U (en) | 2012-10-31 | 2012-10-31 | Novel stator assembly and external rotor motor using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220568644 CN202918072U (en) | 2012-10-31 | 2012-10-31 | Novel stator assembly and external rotor motor using the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202918072U true CN202918072U (en) | 2013-05-01 |
Family
ID=48166348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220568644 Expired - Fee Related CN202918072U (en) | 2012-10-31 | 2012-10-31 | Novel stator assembly and external rotor motor using the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202918072U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103746476A (en) * | 2013-12-20 | 2014-04-23 | 合肥凯邦电机有限公司 | External rotor three-phase motor |
-
2012
- 2012-10-31 CN CN 201220568644 patent/CN202918072U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103746476A (en) * | 2013-12-20 | 2014-04-23 | 合肥凯邦电机有限公司 | External rotor three-phase motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20191031 |