CN209072264U - A kind of fast exchange type motor of inner-outer circulating air - Google Patents
A kind of fast exchange type motor of inner-outer circulating air Download PDFInfo
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- CN209072264U CN209072264U CN201822155651.4U CN201822155651U CN209072264U CN 209072264 U CN209072264 U CN 209072264U CN 201822155651 U CN201822155651 U CN 201822155651U CN 209072264 U CN209072264 U CN 209072264U
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- electric machine
- machine casing
- cooling tube
- circulating air
- stator
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Abstract
The utility model discloses a kind of fast exchange type motors of inner-outer circulating air, including electric machine casing, stator, rotor, shaft are equipped in electric machine casing, more cooling tubes are uniformly provided with around circumferential in electric machine casing, annular baffles are equipped between the both ends and electric machine casing of stator, the interior air outlet for the outflow of interior circulated air is equipped on two annular baffles, multiple wing internal fan is equipped with by connection component in the shaft of axle stretch end and non-shaft stretching end, two multiple wing internal fans are arranged respectively close to stator both ends；The connection component includes the axle sleeve that hot jacket is connected in shaft, is integrally formed at the both ends of axle sleeve and is equipped with annular connecting plate, is uniformly provided with multiple first mounting holes around circumferential on annular connecting plate；Electric machine stand cooling tube resistance of pipe system coefficient requirements are met by the setting of circulated air in high pressure and cooling pipe diameter, spacing, internal heat sufficiently carries out heat exchange with external big resistance cooling pipe network, and internal heat takes motor out of by external cooling tube.
Description
Technical field
The utility model belongs to technical field of motors, in particular to a kind of fast exchange type motor of inner-outer circulating air.
Background technique
Wind path drives interior circulated air movement by internal fan in conventional motor, when iron core is too long, will lead in motor
Portion's temperature can not be got to above cooling tube completely by centrifugal fan and be gone, and so as to cause motor temperature rise height, influence the normal work of motor
Make.It is abnormal by point lower discovery core loss to the motor, other too long L=1000 of iron core, and multi-pole winding overhang is short,
Cause the electric machine iron core internal heat to dissipate not going out.On the other hand reduction motor can not be played only by the effect of the internal fan
The effect of whole temperature rise, we have carried out interior wind path fluid emulation to entire motor hereby, it is found that interior wind path resistance of pipe system is excessive,
Amount to the cooling tube of 435 φ 25 inside motor, the too small windage in gap between pipe and pipe is excessive, leads to former centrifugal fan
Wind pressure does not reach requirement, therefore the cooling of interior wind path pipe network cannot be made to be in control complete heat exchange, and on the other hand, internal fan is straight
Cooling winding overhang is connect, wind can not be allowed to enter cooling inside iron core.
Utility model content
The utility model aim be to solve above-mentioned the problems of the prior art and to propose a kind of inner-outer circulating air hot fastly
Switch type motor；It is adopted the technical scheme that in order to achieve the above objectives:
A kind of fast exchange type motor of inner-outer circulating air, including electric machine casing, in electric machine casing be equipped with stator, rotor,
Shaft is uniformly provided with more cooling tubes around circumferential in electric machine casing, is equipped with annular between the both ends and electric machine casing of stator
Baffles are equipped with the interior air outlet for the outflow of interior circulated air, in axle stretch end and non-shaft stretching end on two annular baffles
Shaft on multiple wing internal fan is equipped with by connection component, two multiple wing internal fans are arranged respectively close to stator both ends；Institute
Stating connection component includes the axle sleeve that hot jacket is connected in shaft, is integrally formed at the both ends of axle sleeve and is equipped with annular connecting plate,
Multiple first mounting holes are uniformly provided with around circumferential on annular connecting plate；
Preferably, to the rotation opposite direction bending of multiple wing internal fan in the middle part of the arc shaped blade.
Preferably, the wind deflector for blocking interior air outlet is equipped on annular baffles.
Preferably, the distance between adjacent cooling tube is not less than the one third of cooling tube radius and no more than cooling tube half
Diameter.
Preferably, the diameter of cooling tube is 25 millimeters to 35 millimeters.
Preferably, in multiple wing internal fan rotation direction, the outer side edges of arc shaped blade are located at the inner side edge of arc shaped blade
Rear.
(1) is had the beneficial effect that possessed by the utility model by the setting of the two multiple wing internal fans in left and right, in left and right two
End has been respectively formed interior circulated air to carry out high efficiency heat radiation to motor inside whole part especially core interior；(2) multiple wing
The wind pressure that the design of internal fan itself reaches in the case where same revolving speed is bigger, and heat is exchanged faster (3) to pass through and be followed in high pressure
The setting of ring wind and cooling pipe diameter, spacing meets electric machine stand cooling tube resistance of pipe system coefficient requirements, and internal heat is abundant
Heat exchange is carried out with external big resistance cooling pipe network, internal heat takes motor out of by external cooling tube, and then reaches reduction electricity
The effect of machine temperature rise.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic perspective view of multiple wing internal fan；
Fig. 3 be Fig. 2 in along C-C to cross-sectional view.
Specific embodiment
This concave surface is further described with reference to the accompanying drawing.
As shown in Figure 1 to Figure 3, the utility model includes electric machine casing 2, in electric machine casing 2 be equipped with stator 4, rotor 3,
Shaft 1 is uniformly provided with more cooling tubes 5 around circumferential in electric machine casing 2, is equipped between the both ends and electric machine casing 2 of stator 4
Annular baffles 9 are equipped with the interior air outlet 6 for the outflow of interior circulated air on two annular baffles 9, in axle stretch end and non-
Multiple wing internal fan 8 is equipped with by connection component in the shaft 1 of axle stretch end, two multiple wing internal fans 8 are respectively close to 4 liang of stator
End setting；The connection component includes the axle sleeve 10 that hot jacket is connected in shaft 1, is integrally formed and sets at the both ends of axle sleeve 10
There is annular connecting plate 11, is uniformly provided with multiple first mounting holes around circumferential on annular connecting plate 11；
The multiple wing internal fan 8 includes the left ring-type fan plate 82 and right ring-type fan plate 84 of coaxial arrangement, in left annular
The spaced winding of fan board 82 and right ring-type fan plate 84 is circumferentially uniformly provided with multiple arcs blade 85, on left ring-type fan plate 82 and the right side
Around being circumferentially with multiple the second mounting holes corresponding with the first position of mounting hole 83 to pass through fastening on ring-type fan plate 85
Multiple wing internal fan 8 is fixed on annular connecting plate 11 by bolt.Wherein, 85 middle part of arc shaped blade is to multiple wing internal fan 8
Rotate opposite direction bending, i.e., it is contrary with 8 rotation direction D of multiple wing internal fan.
On 8 rotation direction D of multiple wing internal fan, the outer side edges 86 of arc shaped blade 85 are located at the inner side edge 87 of arc shaped blade 85
Rear；The wind deflector 7 for blocking interior air outlet 6 is equipped on annular baffles 9, to change the circulation side of interior circulated air
It radiates to pressure to stator 4, rotor 3.On the other hand, the distance between adjacent cooling tube 5 is not less than half 5 diameters of cooling tube
One third and be not more than 5 radius of cooling tube, preferably 10 millimeters.The diameter of cooling tube 5 is 25 millimeters to 35 millimeters, preferably
It is 30 millimeters.
When the utility model at work, shaft 1 drives the two multiple wing internal fans 8 while high-speed rotation of left and right ends, from
And interior circulated air A and interior circulated air B are respectively formed inside motor；So that circulated air has been sheltered from originally due to wind deflector 7
Interior air outlet 6 returns to 4 end of stator and interior circulated air cools down core interior by rotor, subsequently into electricity
2 internal upper part of casing body exchanges with the progress heat of cooling tube 5 and then is again introduced into multiple wing internal fan 8 from both ends and continues cycling through；By phase
The distance between adjacent cooling tube 5 is set as not less than 5 radius of cooling tube and is not more than 6 times of 5 radius of cooling tube to accelerate
The mobility of interior circulated air and heat exchange velocity is further increased with the contact area of cooling tube 5.
The utility model by left and right two multiple wing internal fans 8 setting, left and right ends be respectively formed interior circulated air from
And high efficiency heat radiation is carried out to motor inside whole part especially core interior；The design of multiple wing internal fan 8 itself is same
The wind pressure reached in the case where revolving speed is bigger, and heat exchanges faster；On the other hand, straight by circulated air in high pressure and cooling tube 5
The setting of diameter, spacing meets electric machine stand cooling tube resistance of pipe system coefficient requirements, and internal heat is sufficiently cold with external big resistance
But pipe network carries out heat exchange, and internal heat takes motor out of by external cooling tube, and then achievees the effect that reduce motor temperature rise.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, but these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (6)
1. a kind of fast exchange type motor of inner-outer circulating air, including electric machine casing are equipped with stator in electric machine casing, rotor, turn
Axis is uniformly provided with more cooling tubes around circumferential in electric machine casing, be equipped between the both ends and electric machine casing of stator annular every
Baffle is equipped with the interior air outlet for the outflow of interior circulated air on two annular baffles, which is characterized in that in axle stretch end and
Multiple wing internal fan is equipped with by connection component in the shaft of non-shaft stretching end, two multiple wing internal fans are respectively close to stator both ends
Setting；The connection component includes the axle sleeve that hot jacket is connected in shaft, is integrally formed at the both ends of axle sleeve and is equipped with annular
Connecting plate is uniformly provided with multiple first mounting holes around circumferential on annular connecting plate；
The multiple wing internal fan includes the left ring-type fan plate and right ring-type fan plate of coaxial arrangement, on left ring-type fan plate and the right side
The spaced winding of ring-type fan plate is circumferentially uniformly provided with multiple arcs blade, around circumferential direction on left ring-type fan plate and right ring-type fan plate
Equipped with multiple the second mounting holes corresponding with the first position of mounting hole to be fixed on multiple wing internal fan by fastening bolt
On annular connecting plate.
2. the fast exchange type motor of inner-outer circulating air according to claim 1, which is characterized in that in the middle part of the arc shaped blade
To the rotation opposite direction bending of multiple wing internal fan.
3. the fast exchange type motor of inner-outer circulating air according to claim 2, which is characterized in that set on annular baffles
There is the wind deflector for blocking interior air outlet.
4. the fast exchange type motor of inner-outer circulating air according to claim 3, which is characterized in that between adjacent cooling tube
Distance is not less than the one third of cooling tube radius and is not more than cooling tube radius.
5. the fast exchange type motor of inner-outer circulating air according to any one of claims 1 to 4, which is characterized in that cooling tube
Diameter be 25 millimeters to 35 millimeters.
6. the fast exchange type motor of inner-outer circulating air according to any one of claims 1 to 4, which is characterized in that in multiple wing
In internal fan rotation direction, the outer side edges of arc shaped blade are located at the rear of the inner side edge of arc shaped blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822155651.4U CN209072264U (en) | 2018-12-21 | 2018-12-21 | A kind of fast exchange type motor of inner-outer circulating air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822155651.4U CN209072264U (en) | 2018-12-21 | 2018-12-21 | A kind of fast exchange type motor of inner-outer circulating air |
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| Publication Number | Publication Date |
|---|---|
| CN209072264U true CN209072264U (en) | 2019-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822155651.4U Active CN209072264U (en) | 2018-12-21 | 2018-12-21 | A kind of fast exchange type motor of inner-outer circulating air |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109510400A (en) * | 2018-12-21 | 2019-03-22 | 卧龙电气南阳防爆集团股份有限公司 | A kind of fast exchange type motor of inner-outer circulating air |
-
2018
- 2018-12-21 CN CN201822155651.4U patent/CN209072264U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109510400A (en) * | 2018-12-21 | 2019-03-22 | 卧龙电气南阳防爆集团股份有限公司 | A kind of fast exchange type motor of inner-outer circulating air |
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