CN204610321U - The air conditioner outdoor machine of a kind of outer rotor blower fan and application thereof - Google Patents
The air conditioner outdoor machine of a kind of outer rotor blower fan and application thereof Download PDFInfo
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- CN204610321U CN204610321U CN201520213499.4U CN201520213499U CN204610321U CN 204610321 U CN204610321 U CN 204610321U CN 201520213499 U CN201520213499 U CN 201520213499U CN 204610321 U CN204610321 U CN 204610321U
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- rotating shaft
- blower fan
- outer rotor
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Abstract
The utility model discloses the air conditioner outdoor machine of a kind of outer rotor blower fan and application thereof, comprise stator module, external rotor, rotating shaft and fan blade, external rotor is sleeved on the outside of stator module, rotating shaft and external rotor are installed and are linked together, described stator module is plastic packaging stator, comprise stator iron core, overhang insulation, coil winding and plastic-sealed body, overhang insulation is arranged on the end face of stator iron core, coil winding is winding and installed on overhang insulation, plastic-sealed body is stator iron core, overhang insulation and coil winding connect to one, axis hole is formed in the middle of plastic-sealed body, bearing chamber is formed at axis hole two ends, inside bearing chamber, bearing is installed, rotating shaft to be positioned at inside axis hole and two supports on described bearing, fan blade is arranged on rotating shaft or external rotor, reduce the component and production technology that need to install, thus reach the object reducing costs and improve motor performance, the dimensional accuracy of two bearings room can be ensured simultaneously, ensure outer rotor blower fan performance and reduce abnormal sound.
Description
Technical field:
The utility model relates to the air conditioner outdoor machine of a kind of outer rotor blower fan and application thereof.
Background technique:
As depicted in figs. 1 and 2, at present, the outer rotor blower fan used in air conditioner outdoor machine comprises cast-aluminum end cover 101, stator iron core 102, overhang insulation 103, insulating support 104, coil winding 105, external rotor 106 and rotating shaft 107, overhang insulation 103 is arranged on the end face of stator iron core 102, and coil winding 105 to be winding and installed on overhang insulation 103 and to be bearing on described insulating support 104 thus to form stator module.Cast-aluminum end cover 101 processes receiver 1011 and bearing chamber 1012, then the stator module assembled is fitted on described receiver 1011.The assembly structure of this outer rotor blower fan is complicated, and component and the production process of needs installation are many, and cause manufacturing efficiency low, cost of production is high.Meanwhile, the processing trouble of bearing chamber, the dimensional accuracy of bearing chamber is difficult to be guaranteed, and causes outer rotor blower fan easily to occur abnormal sound in the process of work rotation.Further, in the process of assembling stator module, easily there is the bad phenomenon such as fly line, broken string, have a strong impact on the quality of the stator module finally produced.These are not desired by client.
Summary of the invention:
The purpose of this utility model is to provide the air conditioner outdoor machine of a kind of outer rotor blower fan and application thereof, reduce the component and production technology that need to install, thus reach the object reducing costs and improve motor performance, the dimensional accuracy of two bearings room can be ensured simultaneously, ensure outer rotor blower fan performance and reduce abnormal sound.
The purpose of this utility model is achieved by following technical proposals.
A kind of outer rotor blower fan, comprise stator module, external rotor, rotating shaft and fan blade, external rotor is sleeved on the outside of stator module, rotating shaft and external rotor are installed and are linked together, described stator module is plastic packaging stator, comprise stator iron core, overhang insulation, coil winding and plastic-sealed body, overhang insulation is arranged on the end face of stator iron core, coil winding is winding and installed on overhang insulation, plastic-sealed body is stator iron core, overhang insulation and coil winding connect to one, axis hole is formed in the middle of plastic-sealed body, bearing chamber is formed at axis hole two ends, inside bearing chamber, bearing is installed, rotating shaft to be positioned at inside axis hole and two supports on described bearing, fan blade is arranged on rotating shaft or external rotor.
One end of rotating shaft described above is toward extension in the middle of external rotor, and fan blade is arranged on the axle stretch end of rotating shaft.
The nested centre being arranged on external rotor, one end of rotating shaft described above, fan blade welded and installed is on the outer side surface of external rotor.
Described above extends to form multiple installation foot toward outside on the end of plastic-sealed body, and installation foot offers mounting hole.
Overhang insulation described above is that injection moulding is arranged on the end face of stator iron core.
The utility model compared with prior art, has following effect:
1) pass through shaping for stator module integral molded plastic, and in the middle of plastic-sealed body, form axis hole, bearing chamber is formed at axis hole two ends, inside bearing chamber, bearing is installed, rotating shaft to be positioned at inside axis hole and two supports on described bearing, fan blade is arranged on rotating shaft or external rotor, the insulating support in existing external rotor electric machine, cast-aluminum end cover and the mounting bracket for installing fan blade can be saved, and the enameled cable used also can reduce greatly, thus reaches the object saved production cost.
2) reduce production technology, reduce the generation of the bad phenomenon such as fly line, broken string, reduce the operations such as end cap die casting, the processing of bearing chamber finish turning simultaneously, thus can enhance productivity, reduce cost of production, and quality of product is better;
3) effectively can ensure the dimensional accuracy of two bearings room, ensure outer rotor blower fan performance and reduce abnormal sound;
4) end of plastic-sealed body extends to form multiple installation foot toward outside, and client can regulate the parameter such as size, position of installation foot according to different loads, meet unequally loaded installation requirement;
5) stator module integral molded plastic is shaping, effectively increases the heat diffusion area of stator, and radiating effect is better, effectively can reduce electric machine temperature rise, improves motor reliability of operation.
Accompanying drawing illustrates:
Fig. 1 is the stereogram of existing outer rotor blower fan;
Fig. 2 is the exploded view of existing outer rotor blower fan;
Fig. 3 is the stereogram of outer rotor blower fan in embodiment one;
Fig. 4 is the exploded view of outer rotor blower fan in embodiment one;
Fig. 5 is the front elevation of external rotor electric machine in embodiment one;
Fig. 6 is A-A sectional view in Fig. 5;
Fig. 7 is the stereogram of outer rotor blower fan in embodiment two;
Fig. 8 is the exploded view of outer rotor blower fan in embodiment two;
Fig. 9 is the front elevation of external rotor electric machine in embodiment two;
Figure 10 is B-B sectional view in Fig. 9;
Figure 11 is the stereogram of air conditioner outdoor machine in embodiment three;
Figure 12 is the exploded view of air conditioner outdoor machine in embodiment three.
Embodiment:
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment one: as Fig. 3, Fig. 4, shown in Fig. 5 and Fig. 6, the present embodiment is a kind of outer rotor blower fan, comprise stator module 1, external rotor 2, rotating shaft 3 and fan blade 4, external rotor 2 is sleeved on the outside of stator module 1, rotating shaft 3 and external rotor 2 are installed and are linked together, described stator module 1 is plastic packaging stator, comprise stator iron core 11, overhang insulation 12, coil winding 13 and plastic-sealed body 14, overhang insulation 12 is arranged on the end face of stator iron core 11, coil winding 13 is winding and installed on overhang insulation 12, plastic-sealed body 14 is stator iron core 11, overhang insulation 12 and coil winding 13 connect to one, axis hole 140 is formed in the middle of plastic-sealed body 14, bearing chamber 141 is formed at axis hole 140 two ends, bearing 5 is installed inside bearing chamber 141, rotating shaft 3 to be positioned at inside axis hole 140 and two supports on described bearing 5, one end past extension in the middle of external rotor 2 of rotating shaft 3, fan blade 4 is arranged on the axle stretch end of rotating shaft 3.The end of plastic-sealed body 14 extends to form multiple installation foot 142 toward outside, installation foot 142 offers mounting hole 1420.Overhang insulation 12 is that injection moulding is arranged on the end face of stator iron core 11.
Embodiment two: as Fig. 7, Fig. 8, shown in Fig. 9 and Figure 10, the present embodiment is a kind of outer rotor blower fan, comprise stator module 1, external rotor 2, rotating shaft 3 and fan blade 4, external rotor 2 is sleeved on the outside of stator module 1, rotating shaft 3 and external rotor 2 are installed and are linked together, described stator module 1 is plastic packaging stator, comprise stator iron core 11, overhang insulation 12, coil winding 13 and plastic-sealed body 14, overhang insulation 12 is arranged on the end face of stator iron core 11, coil winding 13 is winding and installed on overhang insulation 12, plastic-sealed body 14 is stator iron core 11, overhang insulation 12 and coil winding 13 connect to one, axis hole 140 is formed in the middle of plastic-sealed body 14, bearing chamber 141 is formed at axis hole 140 two ends, bearing 5 is installed inside bearing chamber 141, rotating shaft 3 to be positioned at inside axis hole 140 and two supports on described bearing 5, the nested centre being arranged on external rotor 2, one end of rotating shaft 3, fan blade 4 welded and installed is on the outer side surface of external rotor 2.The end of plastic-sealed body 14 extends to form multiple installation foot 142 toward outside, installation foot 142 offers mounting hole 1420.Overhang insulation 12 is that injection moulding is arranged on the end face of stator iron core 11.
Embodiment three: as shown in Figure 11, Figure 12, the present embodiment is a kind of air conditioner outdoor machine, the outer rotor blower fan 7 comprising air conditioning box body 6 and be arranged on inside air conditioning box body 6, described outer rotor blower fan 7 is embodiment one or the outer rotor blower fan described in embodiment two.
Above embodiment is better embodiment of the present invention; but embodiments of the present invention are not limited thereto; other are any do not deviate from Spirit Essence of the present invention and principle under do change, modification, substitute, combine, simplify; be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (6)
1. an outer rotor blower fan, comprise stator module (1), external rotor (2), rotating shaft (3) and fan blade (4), external rotor (2) is sleeved on the outside of stator module (1), rotating shaft (3) and external rotor (2) are installed and are linked together, it is characterized in that: described stator module (1) is plastic packaging stator, comprise stator iron core (11), overhang insulation (12), coil winding (13) and plastic-sealed body (14), overhang insulation (12) is arranged on the end face of stator iron core (11), coil winding (13) is winding and installed on overhang insulation (12), plastic-sealed body (14) is stator iron core (11), overhang insulation (12) and coil winding (13) connect to one, axis hole (140) is formed in the middle of plastic-sealed body (14), bearing chamber (141) is formed at axis hole (140) two ends, in bearing chamber (141) the inside, bearing (5) is installed, rotating shaft (3) be positioned at axis hole (140) the inside and two supports on described bearing (5), fan blade (4) is arranged on rotating shaft (3) or external rotor (2).
2. a kind of outer rotor blower fan according to claim 1, is characterized in that: an end of rotating shaft (3) is toward extension in the middle of external rotor (2), and fan blade (4) is arranged on the axle stretch end of rotating shaft (3).
3. a kind of outer rotor blower fan according to claim 1, it is characterized in that: the nested centre being arranged on external rotor (2), an end of rotating shaft (3), fan blade (4) welded and installed is on the outer side surface of external rotor (2).
4. a kind of outer rotor blower fan according to claim 1 or 2 or 3, it is characterized in that: on the end of plastic-sealed body (14), extend to form multiple installation foot (142) toward outside, installation foot (142) offers mounting hole (1420).
5. a kind of outer rotor blower fan according to claim 1 or 2 or 3, is characterized in that: described overhang insulation (12) is that injection moulding is arranged on the end face of stator iron core (11).
6. an air conditioner outdoor machine, comprise air conditioning box body (6) and be arranged on the outer rotor blower fan (7) inside air conditioning box body (6), it is characterized in that: described outer rotor blower fan is the outer rotor blower fan described by any one of claim 1 to 5.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520213499.4U CN204610321U (en) | 2015-04-10 | 2015-04-10 | The air conditioner outdoor machine of a kind of outer rotor blower fan and application thereof |
| PCT/CN2015/090610 WO2016115921A1 (en) | 2015-01-21 | 2015-09-24 | Outer rotor plastic package motor and air conditioner using same |
| US15/490,877 US10491060B2 (en) | 2015-01-21 | 2017-04-18 | External rotor motor and air conditioner comprising the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520213499.4U CN204610321U (en) | 2015-04-10 | 2015-04-10 | The air conditioner outdoor machine of a kind of outer rotor blower fan and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204610321U true CN204610321U (en) | 2015-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520213499.4U Active CN204610321U (en) | 2015-01-21 | 2015-04-10 | The air conditioner outdoor machine of a kind of outer rotor blower fan and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204610321U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016115921A1 (en) * | 2015-01-21 | 2016-07-28 | 中山大洋电机股份有限公司 | Outer rotor plastic package motor and air conditioner using same |
-
2015
- 2015-04-10 CN CN201520213499.4U patent/CN204610321U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016115921A1 (en) * | 2015-01-21 | 2016-07-28 | 中山大洋电机股份有限公司 | Outer rotor plastic package motor and air conditioner using same |
| US10491060B2 (en) | 2015-01-21 | 2019-11-26 | Zhongshan Broad-Ocean Motor Co., Ltd. | External rotor motor and air conditioner comprising the same |
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