CN203104210U - Fully drawn aluminium base-contained dual-cooling motor - Google Patents
Fully drawn aluminium base-contained dual-cooling motor Download PDFInfo
- Publication number
- CN203104210U CN203104210U CN 201320009841 CN201320009841U CN203104210U CN 203104210 U CN203104210 U CN 203104210U CN 201320009841 CN201320009841 CN 201320009841 CN 201320009841 U CN201320009841 U CN 201320009841U CN 203104210 U CN203104210 U CN 203104210U
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- Prior art keywords
- shaft
- rotor
- aluminium support
- extension end
- aluminium base
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Abstract
The utility model relates to the motor technical field, especially to a fully drawn aluminium base-contained dual-cooling motor comprising an aluminium base, a winding-contained stator iron core arranged at the inner cavity of the aluminium base, a base ventilating duct, and a rotor arranged inside the winding-contained stator iron of the stator. A non-shaft-extension end of the rotor is provide with a rotor fan blade; a rotor shaft is arranged inside the rotor; a shaft-extension end, extending out of the outer side of the aluminium base, of the rotor shaft is provided with a shaft-extension end bearing and an end cover; and a non-shaft-extension end, extending out of the aluminium base, of the rotor shaft is provided with a non-shaft-extension end bearing and a rear end cover. The distinctive features of the motor are as follows: the shaft-extension end, at the inner side of the aluminium base, of the rotor shaft is sleeved with an internal fan impeller set that is circumferentially arranged; and the non-shaft-extension end, arranged at the outer side of the rear end cover, of the rotor shaft is sleeved with an external fan impeller set that is circumferentially arranged. According to the utility model, based on the good ventilation and the compact structure design, the temperature rising of the motor can be effectively reduced. And the length and the diameter of the iron core are not additionally increased, so that the structure of the motor is compact and the whole weight is light.
Description
Technical field
The utility model relates to technical field of motors, particularly relates to the two cooling motors of a kind of full stretching aluminium support.
Background technology
Driving motor in the market mostly is tapered rotor electric machine, because energy consumption is very high, belonged to obsolete product in developed country, also can be replaced by new-type driving motor gradually at home, new-type driving motor mostly is the European structure of import, motor and reductor hang on the driving crossbeam, and this just requires the diameter of motor little, length weak point and in light weight, just can better meet the balance of driving.Because the material property that external motor adopts is all good than domestic, the volume of motor is all smaller, domestic electric machine wants the performance that reaches same, generally all be to select the expanded motor height of center or increase motor length, very inharmonious after making motor be contained on the reductor, and weight too ghost image ring the balance of driving.But this motor creates, and heat-sinking capability is very poor, uses after a period of time, and it is very serious that the motor feels hot, influenced the useful life of motor.
Summary of the invention
The purpose of this utility model is in order to overcome above-mentioned defective, the two cooling motors of the full stretching aluminium support that provide a kind of compact conformation, volume is little, power is big, heat radiation is good.
For achieving the above object, the two cooling motors of a kind of full stretching aluminium support of the utility model design, comprise the aluminium support, be arranged on the band winding stator core of aluminium support inner chamber, the support air duct, and be arranged on rotor in the stator band winding stator core, described rotor non-shaft stretching end end is provided with the rotor fan blade, be provided with armature spindle in the described rotor, the outside that the shaft extension end of described armature spindle stretches out the aluminium support is provided with shaft extension end bearing and end cap, the non-shaft stretching end that stretches out the armature spindle of aluminium support is provided with non-shaft stretching end bearing and rear end cap, its special feature is: the shaft extension end that is positioned at the armature spindle of aluminium support inboard is set with the internal fan impeller sets of circumferential arrangement, and the non-shaft stretching end that is positioned at rear end cap outside rotor axle is set with the external fan impeller sets of circumferential arrangement.
Further, described external fan impeller sets is provided with fan housing, and described fan housing is connected with the outer wall of aluminium support.
Again further, the outside of described armature spindle is provided with the ventilation air channel along axis, and described ventilation air channel is along circumferentially evenly distributing.
The utility model is set with the internal fan impeller sets of circumferential arrangement by the shaft extension end at armature spindle, be set with the external fan impeller sets of circumferential arrangement at the non-shaft stretching end of rear end cap outside rotor axle, do not need independent external power supply that fans wheels and external fan impeller sets are all rotated with rotor, simple in structure and be easy to safeguard.The internal fan impeller sets is distributed by the external fan impeller sets of afterbody the heat transferred of rotor to support again with the heat on the support, support adopts full stretching aluminium support, the support material is an aluminium, has effectively alleviated the weight and the rapid heat dissipation of motor, has prolonged the useful life of motor.The utility model has reduced electric machine temperature rise effectively by good ventilation and compact structure design, and the length of iron core and diameter are not extra simultaneously increases, compact conformation, and overall weight is light.
Description of drawings
Fig. 1 is an overall structure cutaway view of the present utility model;
Fig. 2 is stator (16) structural representation in the utility model;
Fig. 3 is rotor (7) structural representation in the utility model;
Fig. 4 is that the A-A of Fig. 3 is to cutaway view;
Among the figure: the 1-end cap; 2-shaft extension end bearing; 3-internal fan impeller sets; 4-leading-out terminal winding overhang; 5-support air duct; 6-aluminium support; The 7-rotor; 8-ventilation air channel; 9-rotor fan blade; The non-leading-out terminal winding overhang of 10-; 11-non-shaft stretching end bearing; The 12-rear end cap; The 13-fan housing; 14-external fan impeller sets; The 15-armature spindle; 16-band winding stator core.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
The two cooling motors of full stretching aluminium support as shown in Figure 1, comprise aluminium support 6, be arranged on aluminium support 6 inner chambers band winding stator core 16(band winding stator core 16 structure as shown in Figure 2), support air duct 5, and the structure that is arranged on the rotor 7(rotor 7 in the stator band winding stator core 16 as shown in Figure 3), rotor 7 non-shaft stretching end ends are provided with rotor fan blade 9, be provided with armature spindle 15 in the rotor 7, the outside that the shaft extension end of armature spindle 15 stretches out aluminium support 6 is provided with shaft extension end bearing 2 and end cap 1, the non-shaft stretching end that stretches out the armature spindle 15 of aluminium support 6 is provided with non-shaft stretching end bearing 11 and rear end cap 12, the shaft extension end that is positioned at the armature spindle 15 of aluminium support 6 inboards is set with the internal fan impeller sets 3 of circumferential arrangement, and the non-shaft stretching end that is positioned at rear end cap 12 outside rotor axles 15 is set with the external fan impeller sets 14 of circumferential arrangement.External fan impeller sets 14 is provided with fan housing 13, and fan housing 13 is connected with the outer wall of aluminium support 6.The outside of armature spindle 15 is provided with ventilation air channel 8 along axis, and ventilation air channel 8 is along circumferentially evenly distributing (as shown in Figure 4).
In the course of work of the present utility model, internal fan impeller sets 3 and external fan impeller sets 14 are rotated with armature spindle 15, because leading-out terminal winding overhang 4 is relatively long, so just utilize this space mounting internal fan impeller sets 3, internal fan impeller sets 3 not only can be taken away the heat of rotor 7 itself, can also reduce the temperature of shaft extension end bearing 2.Non-leading-out terminal winding overhang 10 is relatively short, just can hold the rotor fan blade 9 that carries on the rotor 7, the rotation of rotor fan blade 9 can reduce the temperature of non-shaft stretching end bearing 11, a cavity is arranged between end cap 1 and the rear end cap 12, just can be used for holding and comprised part leading-out terminal winding overhang 4 and non-shaft stretching end bearing 11, make that the structure of motor is very compact, and aluminium support 6 is full the stretching, the length of aluminium support 6 can be adjusted according to power of motor, makes the motor of different capacity can guarantee the compactedness of structure.
The utility model adopts internal fan impeller sets 3 and external fan impeller sets 14, forms two wind paths respectively, article one wind path as shown in fig. 1 1.: form ventilation circuit by internal fan impeller sets 3, support air duct 5, rotor fan blade 9 to ventilation air channel; The second wind path is 2.: formed by the outer wall of external fan impeller sets 14 with aluminium support 6.1. wind path can make relatively evenly also very fast being delivered on the aluminium support 6 of heat of rotor 7 inside, and aluminium support 6 thermal conductivitys are very high, and 2. heat can be distributed by wind path soon.1. wind path can reduce the temperature rise of motor effectively with wind path good circulation 2., and the structure of motor itself is very compact, and performance and overall dimensions can satisfy processing request on the basis that does not increase core length.
The content that is not described in detail in this specification belongs to this area professional and technical personnel's known prior art.
Claims (3)
1. two cooling motors of a full stretching aluminium support, comprise aluminium support (6), be arranged on the band winding stator core (16) of aluminium support (6) inner chamber, support air duct (5), and be arranged on rotor (7) in band winding stator core (16), described rotor (7) non-shaft stretching end end is provided with rotor fan blade (9), be provided with armature spindle (15) in the described rotor (7), the outside that the shaft extension end of described armature spindle (15) stretches out aluminium support (6) is provided with shaft extension end bearing (2) and end cap (1), the non-shaft stretching end that stretches out the armature spindle (15) of aluminium support (6) is provided with non-shaft stretching end bearing (11) and rear end cap (12), it is characterized in that: the shaft extension end that is positioned at the inboard armature spindle (15) of aluminium support (6) is set with the internal fan impeller sets (3) of circumferential arrangement, and the non-shaft stretching end that is positioned at rear end cap (12) outside rotor axle (15) is set with the external fan impeller sets (14) of circumferential arrangement.
2. the two cooling motors of full stretching aluminium support according to claim 1, it is characterized in that: described external fan impeller sets (14) is provided with fan housing (13), and described fan housing (13) is connected with the outer wall of aluminium support (6).
3. the two cooling motors of full stretching aluminium support according to claim 1 and 2, it is characterized in that: the outside of described armature spindle (15) is provided with ventilation air channel (8) along axis, and described ventilation air channel (8) is along circumferentially evenly distributing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320009841 CN203104210U (en) | 2013-01-09 | 2013-01-09 | Fully drawn aluminium base-contained dual-cooling motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320009841 CN203104210U (en) | 2013-01-09 | 2013-01-09 | Fully drawn aluminium base-contained dual-cooling motor |
Publications (1)
Publication Number | Publication Date |
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CN203104210U true CN203104210U (en) | 2013-07-31 |
Family
ID=48855586
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201320009841 Expired - Lifetime CN203104210U (en) | 2013-01-09 | 2013-01-09 | Fully drawn aluminium base-contained dual-cooling motor |
Country Status (1)
Country | Link |
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CN (1) | CN203104210U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104218725A (en) * | 2014-09-28 | 2014-12-17 | 卧龙电气集团股份有限公司 | Double-layer base of frequency converter and machining method thereof |
CN105811661A (en) * | 2016-03-31 | 2016-07-27 | 中车永济电机有限公司 | Single-bearing fully-enclosed self-ventilated motor |
-
2013
- 2013-01-09 CN CN 201320009841 patent/CN203104210U/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104218725A (en) * | 2014-09-28 | 2014-12-17 | 卧龙电气集团股份有限公司 | Double-layer base of frequency converter and machining method thereof |
CN105811661A (en) * | 2016-03-31 | 2016-07-27 | 中车永济电机有限公司 | Single-bearing fully-enclosed self-ventilated motor |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20130731 |
|
CX01 | Expiry of patent term |