CN204928437U - Novel wind path cooling structure - Google Patents
Novel wind path cooling structure Download PDFInfo
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- CN204928437U CN204928437U CN201520592678.3U CN201520592678U CN204928437U CN 204928437 U CN204928437 U CN 204928437U CN 201520592678 U CN201520592678 U CN 201520592678U CN 204928437 U CN204928437 U CN 204928437U
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- inner casing
- wind path
- cooling structure
- motor
- fan
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Abstract
The utility model discloses a novel wind path cooling structure, include: a motor inner shell, it is the communicating barrel -shaped structure in both ends for installation motor member, a motor housing, it sets up the motor inner shell is outside, for the same barrel -shaped structure in both ends, its with there is the both ends barrel -shaped space of communicating ring between the motor inner shell, spiral heat dissipation muscle group, it sets up encircle between barrel -shaped space, the axial winding is in on the motor inner shell, an axial flow fan, it sets up motor inner shell one end, with the inside rotor of motor inner shell links to each other, a fan casing, it sets up axial flow fan outside with motor housing links to each other. The utility model discloses in be provided with spiral heat dissipation muscle group and axial flow fan for the air gets into with certain angle the wind ditch has reduced the resistance that the air flows, effectively improves the efficiency of motor.
Description
Technical field
The utility model relates to the technical field of motor cooling, particularly relates to a kind of novel wind path cooling structure.
Background technology
During modern industry is produced, motor is that industry-by-industry provides power, in some occasions that ask for something power density requirements is not high, the motor of self-excitation fan forced air cooling can be adopted, doing so avoids the peripheral hardware equipment of liquid cooling system complexity, meet requirement of engineering, reduce industrial cost, in the air-cooled structure of self-excitation fan, more design has centrifugal fan and fan cover at motor side part device, casing surface is provided with axial radiating ribs, fan is rotated in fan cover and produces pressure, the effect of blast forces air to flow through raceway groove between casing surface radiating muscle, heat convection is carried out with motor, the object of cooling motor is reached with this.The operation principle of centrifugal fan is: the air between blade, under the high speed of rotor drives, is thrown away fan cover inner casing, increases the air pressure in cover by fan, forces air to enter raceway groove between radiating ribs, carrys out heat convection with this.
This cooling structure cooling effectiveness is low, and wind loss is serious, reduces the effect of heat convection.
Utility model content
In view of this, the novel wind path cooling structure of the one that the utility model proposes, low to solve motor cooling cooling effectiveness in prior art, wind loss is serious, reduces the problems such as the effect of heat convection.
For achieving the above object, the technical solution of the utility model is achieved in that a kind of novel wind path cooling structure, comprising:
One motor inner casing, its barrel shaped structure communicated for two ends, in order to mounted motor parts;
One motor housing, it is outside that it is arranged on described motor inner casing, is the barrel shaped structure that two ends communicate, there is the barrel-shaped space of ring that two ends communicate between its with described motor inner casing;
One helical heat spreader muscle group, it is arranged between the barrel-shaped space of described ring, is axially wrapped on described motor inner casing;
One tube-axial fan, it is arranged on described motor inner casing one end, is connected with the rotor of described motor inner housing inner;
One fan guard, it is arranged on described tube-axial fan outside and is connected with described motor housing.
The novel wind path cooling structure of above-mentioned one, wherein, described helical heat spreader muscle group comprises many helical heat spreader muscle, and it is 4 arrays that described helical heat spreader muscle is uniformly distributed along described inner casing excircle.
The novel wind path cooling structure of above-mentioned one, wherein, between the described helical heat spreader muscle in array described in each, interval is identical.
The novel wind path cooling structure of above-mentioned one, wherein, the diameter of described tube-axial fan central shaft and the equal diameters of described motor inner casing.
The novel wind path cooling structure of above-mentioned one, wherein, described fan guard matches with described fan structure, and described fan guard end is provided with annular air inlet window near described motor housing place, described annular air intake window bore is to being evenly distributed with parting bead, and described fan guard is thin wall type.
The novel wind path cooling structure of above-mentioned one, wherein, described motor housing, described motor inner casing and described helical heat spreader muscle group are that a cast is overall.
The novel wind path cooling structure of above-mentioned one, wherein, also comprises an end cap, and it is arranged on described motor inner casing, with described fan arrange hold contrary.
The utility model is owing to have employed above-mentioned technology, and the good effect of generation is:
(1) be provided with helical heat spreader muscle group and tube-axial fan in the utility model, make air enter described wind ditch with certain angle, reduce the resistance of air flowing, effectively improve the efficiency of motor.
(2) design of helical heat spreader muscle simultaneously increases the path that air flows in semiclosed cavity, decreases the loss of air quantity, effectively improves the efficiency of motor.
(3) centrifugal fan is replaced with tube-axial fan, the route of air flowing has become orthoscopic from twice commutation, relies on the promotion of fan leaf to make it to flow, improves capacity usage ratio, the non-powered that reduce further motor exports energy consumption, effectively improves the efficiency of motor.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the utility model novel wind path cooling structure external structure schematic diagram;
Fig. 2 is that the novel wind path cooling structure of the utility model removes fan-cover structure schematic diagram;
Fig. 3 is the structural representation of helical heat spreader muscle in the novel wind path cooling structure of the utility model;
Fig. 4 is the structural representation of the utility model novel wind path cooling structure fan cover.
In accompanying drawing: 1, motor housing; 2, motor inner casing; 3, helical heat spreader muscle; 4, tube-axial fan; 5, fan guard; 51, annular air inlet window; 52, dividing plate; 6, end cap; 7, base.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but not as restriction of the present utility model.
Fig. 1 is the utility model novel wind path cooling structure external structure schematic diagram, and Fig. 2 is that the novel wind path cooling structure of the utility model removes fan-cover structure schematic diagram, and Fig. 3 is the structural representation of helical heat spreader muscle in the novel wind path cooling structure of the utility model; Shown in Fig. 1, Fig. 2 and Fig. 3.A kind of novel wind path cooling structure comprises motor case, comprises helical heat spreader muscle group, fan guard 5 and tube-axial fan 4.
Described motor case inside is provided with motor stator, the motor components such as rotor, described helical heat spreader muscle group is axially disposed within motor case, described tube-axial fan 4 is arranged on described motor case one end and is connected with rotor one end of described motor, described tube-axial fan 4 outer setting has fan guard 5, and the described motor case other end is provided with end cap 6.Described cooling structure is the semi-open structure that two ends and extraneous contact, middle part seal.
The utility model also has following execution mode on the basis of the above:
Described motor case is cast iron quality, comprise motor housing 1 and motor inner casing 2, it is outside that described motor housing 1 is arranged on described motor inner casing 2, it is barrel shaped structure, two ends communicate, for the import and export of air circulation, in described motor inner casing 2, be provided with motor component, between described motor inner casing 2 with described motor housing 1, there is the barrel-shaped space of ring that two ends communicate.
Described helical heat spreader muscle group is arranged between the barrel-shaped space of ring between described motor inner casing 2 and described motor housing 1, described helical heat spreader muscle group comprises many helical heat spreader muscle 3, described helical heat spreader muscle 3 is axially wrapped on described motor inner casing 2, it is 4 arrays that described helical heat spreader muscle 3 is uniformly distributed along described motor inner casing 2 excircle, many helical heat spreader muscle 3 are evenly distributed with in every an array, gap between every bar helical heat spreader muscle 3 is identical, forms many wind ditches.Described helical heat spreader muscle 3 to combine with described motor housing 1 in described motor inner casing 2 and forms the semiclosed cavity of spirality.Described helical heat spreader muscle group be arranged so that air enters described wind ditch with certain angle, reduce the resistance of air flowing, simultaneously spiral design increases the path that air flows in semiclosed cavity, decreases the loss of air quantity.
One end that described tube-axial fan 4 is arranged on described motor inner casing 2 is connected with the rotor in described motor, and described rotor drives described tube-axial fan 4 to rotate.The blade of described tube-axial fan 4 is less, and intermediate support part is comparatively large, the diameter of its central shaft and the equal diameters of motor inner casing 2.Described rotor rotarily drives described tube-axial fan 4 and rotates, and promotes extraneous air and flows into straight in fan guard 5, and enter described wind ditch with certain angle, improve capacity usage ratio, and the non-powered that reduce further motor exports energy consumption.
Fig. 4 is the structural representation of the utility model novel wind path cooling structure fan cover, shown in Fig. 1-Fig. 4.Described tube-axial fan 4 outer setting has fan guard 5, and described fan guard 5 matches with described tube-axial fan 4 structure, and described fan guard 5 is connected with described motor housing 1, and junction reaches the effect being close to sealing.Described fan guard 5 end is provided with annular air inlet window 51 near described motor housing 1 place, and described annular air inlet window 51 radial direction is evenly distributed with parting bead 52, and described fan guard 5 is thin wall type.When described tube-axial fan 4 is rotated by driven by motor, air is pushed into the wind ditch internal flow of helical heat spreader muscle 3, almost without flow loss under the constraint of described motor inner casing 2 and described motor housing 1, and helical heat spreader muscle 3 is arranged with spiral fashion, while reduction air inlet resistance, extend the length of air at casing surface runner, enhance cooling capacity.
In the further embodiment of the utility model, described motor housing 1, motor inner casing 2, helical heat spreader muscle group is that a cast is overall.
In the further embodiment of the utility model, be also provided with base 7 below described motor case and described motor is supported.
In sum, a kind of novel wind path cooling structure of the utility model, at described motor inner casing 2, helical heat spreader muscle group is set with motor housing 1, air is made to enter described wind ditch with certain angle, reduce the resistance of air flowing, the spiral design of helical heat spreader muscle 3 simultaneously increases the path that air flows in semiclosed cavity, decreases the loss of air quantity; Centrifugal fan is replaced with tube-axial fan 4, the route of air flowing has become orthoscopic from twice commutation, relies on the promotion of fan leaf to make it to flow, improves capacity usage ratio, the non-powered that reduce further motor exports energy consumption, effectively improves the efficiency of motor.
In sum; the foregoing is only the utility model preferred embodiment; not thereby execution mode of the present utility model and protection range is limited; to those skilled in the art; should recognize and all should be included in the scheme that equivalent replacement done by all utilization the utility model specifications and diagramatic content and apparent change obtain in protection range of the present utility model.
Claims (7)
1. a novel wind path cooling structure, is characterized in that, comprising:
One motor inner casing, its barrel shaped structure communicated for two ends, in order to mounted motor parts;
One motor housing, it is outside that it is arranged on described motor inner casing, is the barrel shaped structure that two ends communicate, there is the barrel-shaped space of ring that two ends communicate between its with described motor inner casing;
One helical heat spreader muscle group, it is arranged between the barrel-shaped space of described ring, is axially wrapped on described motor inner casing;
One tube-axial fan, it is arranged on described motor inner casing first end, is connected with the rotor of described motor inner housing inner;
One fan guard, it is arranged on described tube-axial fan outside and is connected with described motor housing.
2. novel wind path cooling structure according to claim 1, is characterized in that, described helical heat spreader muscle group comprises many helical heat spreader muscle, and it is 4 arrays that described helical heat spreader muscle is uniformly distributed along described inner casing excircle.
3. novel wind path cooling structure according to claim 2, is characterized in that, between the described helical heat spreader muscle in array described in each, interval is identical.
4. novel wind path cooling structure according to claim 3, is characterized in that, the diameter of described tube-axial fan central shaft and the equal diameters of described motor inner casing.
5. the novel wind path cooling structure according to any claim of 1-4, it is characterized in that, described fan guard matches with described fan structure, described fan guard end is provided with annular air inlet window near described motor housing place, described annular air intake window bore is to being evenly distributed with parting bead, and described fan guard is thin wall type.
6. novel wind path cooling structure according to claim 5, is characterized in that, described motor housing, described motor inner casing and described helical heat spreader muscle group are that a cast is overall.
7. novel wind path cooling structure according to claim 6, is characterized in that, also comprise an end cap, and it is arranged on described motor inner casing, with described fan arrange hold contrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520592678.3U CN204928437U (en) | 2015-08-03 | 2015-08-03 | Novel wind path cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520592678.3U CN204928437U (en) | 2015-08-03 | 2015-08-03 | Novel wind path cooling structure |
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| Publication Number | Publication Date |
|---|---|
| CN204928437U true CN204928437U (en) | 2015-12-30 |
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| CN201520592678.3U Active CN204928437U (en) | 2015-08-03 | 2015-08-03 | Novel wind path cooling structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107304761A (en) * | 2016-04-18 | 2017-10-31 | 英格索尔-兰德公司 | Cooling means for electrically operated membrane pump |
| CN108312018A (en) * | 2018-03-07 | 2018-07-24 | 浙江亚特电器有限公司 | A kind of hand held electric tool |
| CN109861481A (en) * | 2017-11-30 | 2019-06-07 | 日立空调·家用电器株式会社 | Slot-less motor and the electric fan and electric vacuum cleaner for using it |
-
2015
- 2015-08-03 CN CN201520592678.3U patent/CN204928437U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107304761A (en) * | 2016-04-18 | 2017-10-31 | 英格索尔-兰德公司 | Cooling means for electrically operated membrane pump |
| CN107304761B (en) * | 2016-04-18 | 2019-05-10 | 英格索尔-兰德公司 | Cooling means for electrically operated diaphragm pump |
| CN109861481A (en) * | 2017-11-30 | 2019-06-07 | 日立空调·家用电器株式会社 | Slot-less motor and the electric fan and electric vacuum cleaner for using it |
| CN108312018A (en) * | 2018-03-07 | 2018-07-24 | 浙江亚特电器有限公司 | A kind of hand held electric tool |
| CN108312018B (en) * | 2018-03-07 | 2023-10-13 | 浙江亚特电器股份有限公司 | Hand-held electric tool |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |