CN205195503U - Motor with heat dissipation function - Google Patents
Motor with heat dissipation function Download PDFInfo
- Publication number
- CN205195503U CN205195503U CN201521038370.0U CN201521038370U CN205195503U CN 205195503 U CN205195503 U CN 205195503U CN 201521038370 U CN201521038370 U CN 201521038370U CN 205195503 U CN205195503 U CN 205195503U
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- China
- Prior art keywords
- bearing
- commutator
- clutch shaft
- shaft bearing
- end wall
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- Expired - Fee Related
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model provides a motor with heat dissipation function belongs to motor technical field. It includes the clamshell unit, have first end, corresponding to the first bearing hole of first end, on the contrary in the second end of first end, corresponding to the end wall and a concave second bearing hole of locating the end wall of second end, first bearing, the second bearing, motor unit, have for the clamshell unit produce the location the stator, along the axis wear to locate the inside rotor of stator, be linked to the rotor the mandrel, corresponding to the commutator of second bearing and around outside and install in the carbon brush of clamshell unit in the commutator, the mandrel axle is located in first bearing and the second bearing, the main fan is corresponding to first end and first bearing and install on the mandrel, an auxiliary fan install on the mandrel corresponding to second end and second bearing, and between second bearing and commutator, the auxiliary fan lies in the end wall inboard. The utility model discloses can force the heat dissipation and increase of service life is smoothly spent to the promotion moving when starting.
Description
Technical field
The utility model relates to motor technology field, particularly a kind of motor with heat sinking function.
Background technology
Existing a kind of electric machine, as US4574212 Patent Case,, in a rotating shaft, a commutator is installed, this commutator has two carbon brush, and shaft bearing plate central authorities are provided with a bearing, this carbon brush can result from the shaft bearing plate being laid with carbon and relatively rotate, and this bearing utilizes the fit depressions of a protrusion cylinder portion and this commutator, can produce the effect of dust seal.This motor is not to the design that this carbon brush and this bearing and rotating shaft dispel the heat.
Another electric machine, as shown in Figures 1 and 2, comprise a clamshell unit 1, one clutch shaft bearing 2, one second bearing 3, one electric motor units 4, one fan 5 and a bearing protecting cover 6, this clamshell unit 1 tool one pedestal 101 and one is installed on the housing 102 of this pedestal 101 side, this clutch shaft bearing 2 is installed on this pedestal 101, this second bearing 3 is installed in this housing 102, this electric motor units 4 has one and produces the stator 401 of locating relative to this clamshell unit 1, one rotor 402 being arranged in this stator 401 inside, one axle 403 being linked to this rotor 402, one to correspond to the commutator 404 of this second bearing 2 and a pair outside and be installed on the carbon brush 405 of this clamshell unit 1 around this commutator 404, this fan 5 corresponds to this clutch shaft bearing 2 and is installed in this axle 403, this bearing protecting cover 6 corresponds to this second bearing 3 and is installed in this axle 403, and between this second bearing 3 and this commutator 404, the main effect of this bearing protecting cover 6 is for covering this second bearing 3, and avoid dust impurities to infiltrate this second bearing 3 and affect useful life of electric machine, therefore, the heat that when operating for this axle 403, this second bearing 3 produces, and this commutator 404 contacts produced heat with carbon brush, this fan 5 is only utilized to operate at the other end, and the object of efficiently radiates heat cannot be reached, so the easy temperature distortion effect of assembly and affect the smooth degree of running and affect useful life.
Utility model content
The purpose of this utility model is to provide a kind of motor with heat sinking function, can carry out forced heat radiation and promoting the smooth degree of running, increasing the service life when starting.
The utility model solves the technical scheme that its technical problem adopts:
There is a motor for heat sinking function, it is characterized in that: it comprises
One clamshell unit, has the clutch shaft bearing hole, that a first end, corresponds to first end and corresponds to the end wall of the second end and recessed in the second dead eye of end wall in contrast to second end, of first end;
One clutch shaft bearing, is installed in clutch shaft bearing hole;
One second bearing, is installed in the second dead eye;
One electric motor units, have axle, that rotor, that a stator, producing location relative to clamshell unit is arranged in stator interior along an axis is linked to rotor and correspond to the commutator of the second bearing and outside and be installed on the carbon brush of clamshell unit around commutator, axle is located in clutch shaft bearing and the second bearing;
One main fan, is installed on corresponding to first end and clutch shaft bearing in axle;
And an auxiliary blower, be installed in axle corresponding to the second end and the second bearing, and between the second bearing and commutator, auxiliary blower is positioned at inside end wall.
Further, it also comprises one and is fixed in clamshell unit and is sheathed on the air guide ring of auxiliary blower outside, and air guide ring is fixed in end wall, and in hollow ring round, and there is an inner ring surface, there is between inner ring surface and auxiliary blower a wind guide channel.
Further, the internal diameter that the inner ring surface of described air guide ring is formed is greater than the external diameter of the second bearing, and is less than the external diameter of commutator.
Further, described clamshell unit has a pedestal and corresponding to first end and is installed on the housing of pedestal side along axis, pedestal is located in clutch shaft bearing hole, pedestal also has around the vent around clutch shaft bearing hole, second end corresponds to housing, end wall and the second dead eye are located at housing, end wall have a medial surface, one in contrast to medial surface lateral surface and be through to the air admission hole of medial surface by lateral surface, second dead eye is recessed by medial surface, and air inlet orifice ring is located at the second dead eye outside.
The utility model compared to the prior art, have the following advantages and effect: electric motor units rotates and drives main fan, auxiliary blower rotates, and during main fan running, can force to pump enclosure interior hot gas and towards vent dispatch, simultaneously, enclosure interior forms a low-pressure area, the air of electric machine outside can be made can to introduce from air admission hole, therefore, main fan is utilized to dispel the heat to clutch shaft bearing and electric motor units with can making air-flow forced, simultaneously, the part cold air utilizing auxiliary blower then can make to be introduced by air admission hole can directly to the second bearing and commutator, carbon brush directly dispels the heat, then make electric motor units and clutch shaft bearing, second bearing reaches heat radiation object, not only smooth movements can be guaranteed, and can increase the service life.When auxiliary blower rotates, commutator can be blowed to by the guiding of air guide ring, that is, the internal diameter D utilizing inner ring surface to be formed is greater than the external diameter of the second bearing, and is less than the effect of the external diameter of commutator, can make air-flow after introducing from air admission hole, outside via from wind guide channel to commutator is blown over, meanwhile, utilize auxiliary blower force by the torrid zone of the second bearing from, preferably cooling effect can be produced.The utility model utilizes main fan to dispel the heat to clutch shaft bearing and electric motor units with can making air-flow forced, utilizes auxiliary blower then directly can dispel the heat to the second bearing and commutator, carbon brush, can the smooth degree of lifting motor running, and can increase the service life.
Accompanying drawing explanation
Fig. 1 is the three-dimensional exploded view of existing motor.
Fig. 2 is the combination section of existing motor.
Fig. 3 is the three-dimensional exploded view that the utility model has the motor of heat sinking function.
Fig. 4 is the combination section that the utility model has the motor of heat sinking function.
In figure: 10. clamshell unit, 20. clutch shaft bearings, 30. second bearings, 40. electric motor units, 50. main fans, 60. auxiliary blowers, 70. air guide rings, 11. pedestals, 12. housings, 13. first ends, 14. second ends, 111. clutch shaft bearing holes, 112. vents, 121. end walls, 122. second dead eyes, 123. medial surfaces, 124. lateral surfaces, 125. air admission holes, 15. wind deflectors, 41. stators, 42. rotors, 43. axles, 44. commutators, 45. carbon brush, 71. inner ring surfaces, 72. wind guide channels.
Embodiment
Below in conjunction with accompanying drawing, also by embodiment, the utility model is described in further detail, and following examples are that the utility model is not limited to following examples to explanation of the present utility model.
As shown in Figure 3 and Figure 4, the utility model has the motor of heat sinking function, comprises clamshell unit 10, clutch shaft bearing 20,1 second bearing 30, electric motor units 40, main fan 50, auxiliary blower 60 and an air guide ring 70.
Clamshell unit 10 has a pedestal 11, and corresponds to housing 12 and in contrast to the second end 14 of first end 13 along the first end 13 and that the housing 12, that an axis L is installed on pedestal 11 side corresponds to pedestal 11, and pedestal 11 has one and to arrange along axis L and to correspond to the clutch shaft bearing hole 111 of first end 13 and majority around the vent 112 around clutch shaft bearing hole 111.Housing 12 has and corresponds to the end wall 121 and of the second end 14 and be arranged at the second dead eye 122 of end wall 121 perpendicular to axis L along axis L without exception, end wall 121 has a medial surface 123, and is through to the air admission hole 125 of medial surface 123 in contrast to the lateral surface 124 of medial surface 123 and majority by lateral surface 124, second dead eye 122 is recessed recessed by medial surface 123 in end wall 121, and air admission hole 125 ring to be located at the second dead eye 122 outside.In addition, housing 12 also has into the wind deflector 15 in pedestal 11.
Clutch shaft bearing 20 is installed in clutch shaft bearing hole 111.
Second bearing 30 is installed in the second dead eye 122.
Electric motor units 40 has a stator 41, producing location relative to clamshell unit 10, and to correspond to the commutator 44 of the second bearing 30 and a pair along the axle 43, that the rotor 42, that axis L is arranged in stator 41 inside is linked to rotor 42 outside and be installed on the carbon brush 45 of clamshell unit 10 around commutator 44, and axle 43 is located in clutch shaft bearing 20 and the second bearing 30.
Main fan 50 is installed in axle 43 corresponding to first end 13 and clutch shaft bearing 20, and is set in wind deflector 15.
Auxiliary blower 60 is installed in axle 43 corresponding to the second end 14 and the second bearing 30, and between the second bearing 30 and commutator 44, auxiliary blower 60 is positioned at inside end wall 121.
Air guide ring 70 is fixed in clamshell unit 10 and is sheathed on auxiliary blower 60 outside, and air guide ring 70 is fixed in end wall 121, and in hollow ring round, and there is an inner ring surface 71, there is between inner ring surface 71 and auxiliary blower 60 wind guide channel 72 of a ring-type.The internal diameter D that inner ring surface 71 is formed is greater than the external diameter of the second bearing 60, and is less than the external diameter of commutator 44.
Again as shown in Figure 4, when overall assembly complete and to electric motor units 40 turn-on power time, electric motor units 40 rotates and drives main fan 50, auxiliary blower 60 rotates, and main fan 50 is when operating, can force to pump housing 12 inside hot gas and towards vent 112 dispatch, simultaneously, housing 12 inside forms a low-pressure area, the air of electric machine outside can be made can to introduce from air admission hole 125, therefore, main fan 50 is utilized to dispel the heat to clutch shaft bearing 20 and electric motor units 40 with can making air-flow forced, simultaneously, the part cold air utilizing auxiliary blower 60 can make to be introduced by air admission hole 125 can directly to the second bearing 122 and commutator 44, carbon brush 45 directly dispels the heat, then make electric motor units 40 and clutch shaft bearing 20, second bearing 30 reaches heat radiation object, not only smooth movements can be guaranteed, and can increase the service life.
When auxiliary blower 60 rotates, commutator 44 can be blowed to by the guiding of air guide ring 70, that is, the internal diameter D utilizing inner ring surface 71 to be formed is greater than the external diameter of the second bearing 60, and is less than the effect of the external diameter of commutator 44, can make air-flow after introducing from air admission hole 125, outside via from wind guide channel 72 to commutator 44 is blown over, meanwhile, utilize auxiliary blower 60 force by the torrid zone of the second bearing 30 from, preferably cooling effect can be produced.
In sum, the utility model utilizes overall configuration, can reach and preferably cool object, and can lifting motor running usefulness and increase the service life, therefore really can reach the purpose of this utility model.
Above content described in this specification is only to the explanation of the utility model example.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment; only otherwise depart from the content of the utility model specification or surmount this scope as defined in the claims, protection range of the present utility model all should be belonged to.
Claims (4)
1. there is a motor for heat sinking function, it is characterized in that: it comprises
One clamshell unit, has the clutch shaft bearing hole, that a first end, corresponds to first end and corresponds to the end wall of the second end and recessed in the second dead eye of end wall in contrast to second end, of first end;
One clutch shaft bearing, is installed in clutch shaft bearing hole;
One second bearing, is installed in the second dead eye;
One electric motor units, have axle, that rotor, that a stator, producing location relative to clamshell unit is arranged in stator interior along an axis is linked to rotor and correspond to the commutator of the second bearing and outside and be installed on the carbon brush of clamshell unit around commutator, axle is located in clutch shaft bearing and the second bearing;
One main fan, is installed on corresponding to first end and clutch shaft bearing in axle;
And an auxiliary blower, be installed in axle corresponding to the second end and the second bearing, and between the second bearing and commutator, auxiliary blower is positioned at inside end wall.
2. a kind of motor with heat sinking function according to claim 1, it is characterized in that: it also comprises one and is fixed in clamshell unit and is sheathed on the air guide ring of auxiliary blower outside, air guide ring is fixed in end wall, and in hollow ring round, and there is an inner ring surface, there is between inner ring surface and auxiliary blower a wind guide channel.
3. a kind of motor with heat sinking function according to claim 2, is characterized in that: the internal diameter that the inner ring surface of described air guide ring is formed is greater than the external diameter of the second bearing, and is less than the external diameter of commutator.
4. a kind of motor with heat sinking function according to claim 3, it is characterized in that: described clamshell unit has a pedestal and corresponding to first end and is installed on the housing of pedestal side along axis, pedestal is located in clutch shaft bearing hole, pedestal also has around the vent around clutch shaft bearing hole, second end corresponds to housing, end wall and the second dead eye are located at housing, end wall has a medial surface, one in contrast to medial surface lateral surface and be through to the air admission hole of medial surface by lateral surface, second dead eye is recessed by medial surface, and air inlet orifice ring is located at the second dead eye outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521038370.0U CN205195503U (en) | 2015-12-15 | 2015-12-15 | Motor with heat dissipation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521038370.0U CN205195503U (en) | 2015-12-15 | 2015-12-15 | Motor with heat dissipation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205195503U true CN205195503U (en) | 2016-04-27 |
Family
ID=55788448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521038370.0U Expired - Fee Related CN205195503U (en) | 2015-12-15 | 2015-12-15 | Motor with heat dissipation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205195503U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655628A (en) * | 2016-11-29 | 2017-05-10 | 苏州欧圣电气工业有限公司 | Motor and air compressor provided with same |
-
2015
- 2015-12-15 CN CN201521038370.0U patent/CN205195503U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655628A (en) * | 2016-11-29 | 2017-05-10 | 苏州欧圣电气工业有限公司 | Motor and air compressor provided with same |
| CN106655628B (en) * | 2016-11-29 | 2023-10-27 | 苏州欧圣电气股份有限公司 | Motor and air compressor with same |
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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: 20160427 Termination date: 20211215 |