CN211958958U - Effectual motor of forced air cooling and compressor - Google Patents
Effectual motor of forced air cooling and compressor Download PDFInfo
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- CN211958958U CN211958958U CN202020414477.5U CN202020414477U CN211958958U CN 211958958 U CN211958958 U CN 211958958U CN 202020414477 U CN202020414477 U CN 202020414477U CN 211958958 U CN211958958 U CN 211958958U
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Abstract
The utility model relates to an effectual motor of forced air cooling and compressor belongs to compressor technical field, and this motor includes stator, rotor and pivot, the pivot with the rotor links to each other, the rotor rotates to be installed in the stator, be equipped with a plurality of wind-guiding structures in the pivot, above-mentioned compressor adopts the effectual motor of above-mentioned forced air cooling. Through above-mentioned structure, this embodiment provides among the effectual motor of forced air cooling, and the air flow around the pivot is faster, and its cooling effect is better consequently, and above-mentioned compressor then has the better advantage of effect.
Description
Technical Field
The utility model belongs to the technical field of the compressor, in particular to effectual motor of forced air cooling and compressor.
Background
The high-speed motor direct-drive turbo machinery integrates the motor function and a gear speed-increasing transmission structure, a turbine impeller is directly driven by a high-speed motor spindle, and a rotor is supported by an electromagnetic suspension bearing or an air suspension bearing. In order to obtain the compressed gas with higher pressure, the rotating speed of the rotor needs to be increased, namely the rotating speed of the motor is increased, the increase of the rotating speed is accompanied with a large amount of heat dissipation, the motor is easily burnt out due to overlarge heat, the demagnetization of the permanent magnet is caused to be invalid, if the problem of ventilation and heat dissipation of the motor can be solved, the rotating speed of the motor can be further increased, namely the linear speed of the impeller is increased, and the compressed gas with higher pressure is obtained.
The cooling mode that high-speed motor directly drives centrifugal compressor's motor commonly used at present generally uses is the forced air cooling, blows into the gas that has certain pressure through outside air-blower promptly and accelerates the circulation of air, is equipped with a wind-guiding structure in the pivot of this kind of motor, and the inside cooling and ventilation of motor is realized through the water conservancy diversion effect of blade structure to the wind that the air-blower insufflates, but the cooling effect is not good, is unfavorable for the operation of compressor.
SUMMERY OF THE UTILITY MODEL
The utility model provides a motor and compressor that forced air cooling is effectual for solve the not good technical problem of motor cooling effect among the prior art.
The utility model discloses a following technical scheme realizes: the utility model provides an effectual motor of forced air cooling, includes stator, rotor and pivot, the pivot with the rotor links to each other, the rotor rotates to be installed in the stator, be equipped with a plurality of wind-guiding structures in the pivot.
Further, for better realization the utility model discloses, all stretch out at the both ends of pivot the stator, stretch out in the pivot the district section of stator one side is first district section, stretch out in the pivot the district section of stator opposite side is the second district section, first district section with all be equipped with in the second district section wind-guiding structure.
Further, for better realization the utility model discloses, wind-guiding structure's quantity is two, first district section with be equipped with one on the second district section respectively wind-guiding structure.
Further, in order to realize better the utility model discloses, wind-guiding structure includes ring body and the first blade of multi-disc, multi-disc first blade equipartition in on the outer wall of ring body, the ring body with the pivot is coaxial to be linked to each other.
Further, in order to better realize the utility model discloses, the ring body with adopt the shrink fit to connect between the pivot.
Further, in order to better realize the utility model discloses, it is epaxial a plurality of to rotate wind-guiding structure's first blade rotation is the same.
Further, in order to better realize the utility model discloses, wind-guiding structure includes multi-disc second blade, first district section with all be equipped with on the second district section with the coaxial ring channel of pivot, multi-disc second blade equipartition is in the ring channel.
Further, in order to better realize the utility model discloses, the tank bottom of ring channel is equipped with a plurality of oblique grooving, adjacent two cell wall between the oblique grooving forms the second blade.
Further, in order to better realize the utility model, the second blade on the first district section is the same with the second blade rotation direction on the second district section.
The utility model also provides a compressor, this compressor includes the effectual motor of above-mentioned forced air cooling.
The utility model discloses compare in prior art and have following beneficial effect:
1. the utility model provides an effectual motor of forced air cooling includes stator, rotor and pivot, and the pivot links to each other with the rotor, and the rotor rotates and installs in the stator, during the circular telegram, and above-mentioned rotor just can rotate in the stator to drive the pivot and rotate, be equipped with a plurality of wind-guiding structures in this pivot, compare in prior art, the utility model provides a motor because the epaxial wind-guiding structure of pivot has a plurality ofly, when the air-blower was towards the pivot air-blast, a plurality of wind-guiding structures can play better wind-guiding effect, thereby accelerate the air current, promote the cooling effect.
2. The utility model provides a compressor adopts the effectual motor of above-mentioned forced air cooling, consequently, the effect of this compressor is better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a motor with a good air cooling effect according to embodiment 2 of the present invention;
fig. 2 is a schematic structural diagram of a motor with good air cooling effect in embodiment 3 of the present invention.
In the figure:
1-a rotating shaft; 11-an annular groove;
2-a stator;
3-a rotor;
4-ring body;
5-a first blade;
6-a second blade;
7-a first section;
8-second section.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
this embodiment provides an effectual motor of forced air cooling, including stator 2, rotor 3 and pivot 1, pivot 1 links to each other with rotor 3, and rotor 3 rotates and installs inside stator 2, and during the circular telegram, rotor 3 is at 2 inside rotations of stator to drive 1 rotations of pivot.
Above-mentioned pivot 1 is equipped with a plurality of wind-guiding structures, and when the air-blower was towards its blast air, a plurality of wind-guiding structures can the simultaneous action to make the air flow faster, and then play better cooling effect. Thus, the temperature rise of the motor during operation is smaller, so that conditions are provided for increasing the rotating speed.
As a more preferable embodiment of this embodiment, in the motor with a good air cooling effect provided in this embodiment, both ends of the rotating shaft 1 extend out of the stator 2, a section of the rotating shaft 1 extending out of one side of the stator 2 is defined as a first section 7, a section of the rotating shaft 1 extending out of the other side of the stator 2 is defined as a second section 8, and the air guiding structure is provided on both the first section 7 and the second section 8, so that the air flow can be further accelerated, thereby further improving the cooling effect.
As a specific embodiment of this embodiment, in the motor with a good air cooling effect provided in this embodiment, the number of the air guiding structures is two, and one air guiding structure is respectively provided on the first section 7 and the second section 8.
Example 2:
this embodiment provides an effectual motor of forced air cooling, including stator 2, rotor 3 and pivot 1, pivot 1 links to each other with rotor 3, and rotor 3 rotates and installs inside stator 2, and during the circular telegram, rotor 3 is at 2 inside rotations of stator to drive 1 rotations of pivot.
Above-mentioned pivot 1 is equipped with a plurality of wind-guiding structures, and when the air-blower was towards its blast air, a plurality of wind-guiding structures can the simultaneous action to make the air flow faster, and then play better cooling effect. Thus, the temperature rise of the motor during operation is smaller, so that conditions are provided for increasing the rotating speed.
As a more preferable embodiment of this embodiment, in the motor with a good air cooling effect provided in this embodiment, both ends of the rotating shaft 1 extend out of the stator 2, a section of the rotating shaft 1 extending out of one side of the stator 2 is defined as a first section 7, a section of the rotating shaft 1 extending out of the other side of the stator 2 is defined as a second section 8, and the air guiding structure is provided on both the first section 7 and the second section 8, so that the air flow can be further accelerated, thereby further improving the cooling effect.
As a specific implementation manner of this embodiment, in the motor with a good air cooling effect provided in this embodiment, the number of the air guiding structures is two, and one air guiding structure is respectively provided on the first section 7 and the second section 8
In the motor with good air cooling effect provided by this embodiment, the air guiding structure includes a ring body 4 and a plurality of first blades 5, the number of the first blades 5 is multiple, and the multiple first blades 5 are uniformly distributed on the outer annular wall of the ring body 4, specifically, a plurality of notches are obliquely cut on the surface of the outer annular wall of the ring body 4, and the first blades 5 are formed between two connected notches. And the ring body 4 is coaxially connected with the rotating shaft 1.
By adopting the structure, when the rotating shaft 1 rotates, the ring body 4 and the first blades 5 thereon can be driven to rotate together, and the first blades 5 disturb the surrounding air flow, so that the air flow speed is accelerated, and a better air cooling effect is achieved.
As a best mode of the present embodiment, the ring body 4 in the present embodiment is connected to the rotating shaft 1 by a shrink fit, that is, after the ring body 4 is heated and expanded, its inner ring hole is expanded and then sleeved on the rotating shaft 1, and after the ring body 4 is cooled, the ring body 4 is connected to the rotating shaft 1 by interference fit.
As a preferred embodiment of this embodiment, in this embodiment, the first blade 5 on the first section 7 and the first blade 5 on the second section 8 rotate in the same direction, so that when the rotating shaft 1 rotates, the rotating shaft can better disturb the airflow around the rotating shaft, so as to further increase the flow speed of the airflow around the rotating shaft 1, and achieve a better cooling effect.
Example 3:
this embodiment provides an effectual motor of forced air cooling, including stator 2, rotor 3 and pivot 1, pivot 1 links to each other with rotor 3, and rotor 3 rotates and installs inside stator 2, and during the circular telegram, rotor 3 is at 2 inside rotations of stator to drive 1 rotations of pivot.
Above-mentioned pivot 1 is equipped with a plurality of wind-guiding structures, and when the air-blower was towards its blast air, a plurality of wind-guiding structures can the simultaneous action to make the air flow faster, and then play better cooling effect. Thus, the temperature rise of the motor during operation is smaller, so that conditions are provided for increasing the rotating speed.
As a more preferable embodiment of this embodiment, in the motor with a good air cooling effect provided in this embodiment, both ends of the rotating shaft 1 extend out of the stator 2, a section of the rotating shaft 1 extending out of one side of the stator 2 is defined as a first section 7, a section of the rotating shaft 1 extending out of the other side of the stator 2 is defined as a second section 8, and the air guiding structure is provided on both the first section 7 and the second section 8, so that the air flow can be further accelerated, thereby further improving the cooling effect.
As a specific implementation manner of this embodiment, in the motor with a good air cooling effect provided in this embodiment, the number of the air guiding structures is two, and one air guiding structure is respectively provided on the first section 7 and the second section 8
In this embodiment, the first section 7 and the second section 8 are both provided with an annular groove 11 coaxial with the rotating shaft 1, the air guide structure includes a plurality of second blades 6, the plurality of second blades 6 are uniformly distributed in the annular groove 11, and the second blades 6 do not extend out of the annular groove 11. In a preferred embodiment of the present invention, a plurality of oblique cutting grooves are milled in the groove bottom of the annular groove 11, and the groove wall between two adjacent oblique cutting grooves forms the second vane 6.
By adopting the structure, the air guide structure in the embodiment is integrated with the rotating shaft 1, so that the fan with better air cooling effect provided by the embodiment has a more compact structure and lower manufacturing cost.
Preferably, the second blades 6 on the first section 7 and the second blades 6 on the second section 8 have the same rotation direction, so that when the rotating shaft 1 rotates, the rotating shaft can play a better role of disturbing the airflow around the rotating shaft, so as to further accelerate the flow rate of the airflow around the rotating shaft, and achieve a better cooling effect.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides an effectual motor of forced air cooling which characterized in that: the wind-guiding structure comprises a stator, a rotor and a rotating shaft, wherein the rotating shaft is connected with the rotor, the rotor is rotatably arranged in the stator, and a plurality of wind-guiding structures are arranged on the rotating shaft;
the two ends of the rotating shaft extend out of the stator, a section extending out of one side of the stator in the rotating shaft is a first section, a section extending out of the other side of the stator in the rotating shaft is a second section, and the air guide structure is arranged on the first section and the second section.
2. The motor with good air cooling effect according to claim 1, characterized in that: the number of the air guide structures is two, and the air guide structures are respectively arranged on the first section and the second section.
3. The motor with good air cooling effect according to claim 2, characterized in that: the air guide structure comprises a ring body and a plurality of first blades, the first blades are uniformly distributed on the outer wall of the ring body, and the ring body is coaxially connected with the rotating shaft.
4. The motor with good air cooling effect according to claim 3, characterized in that: the ring body is connected with the rotating shaft through a hot sleeve.
5. The motor with good air cooling effect according to claim 3, characterized in that: the rotating directions of the first blades of the air guide structures on the rotating shaft are the same.
6. The motor with good air cooling effect according to claim 2, characterized in that: the air guide structure comprises a plurality of second blades, annular grooves coaxial with the rotating shaft are formed in the first section and the second section, and the plurality of second blades are uniformly distributed in the annular grooves.
7. The motor with good air cooling effect as claimed in claim 6, wherein: the groove bottom of the annular groove is provided with a plurality of oblique cutting grooves, and the groove wall between every two adjacent oblique cutting grooves forms the second blade.
8. The motor with good air cooling effect as claimed in claim 6, wherein: the second blade on the first section has the same rotation direction as the second blade on the second section.
9. A compressor, characterized by: comprising a motor with good air cooling effect as claimed in any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020414477.5U CN211958958U (en) | 2020-03-27 | 2020-03-27 | Effectual motor of forced air cooling and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020414477.5U CN211958958U (en) | 2020-03-27 | 2020-03-27 | Effectual motor of forced air cooling and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211958958U true CN211958958U (en) | 2020-11-17 |
Family
ID=73186391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020414477.5U Active CN211958958U (en) | 2020-03-27 | 2020-03-27 | Effectual motor of forced air cooling and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211958958U (en) |
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2020
- 2020-03-27 CN CN202020414477.5U patent/CN211958958U/en active Active
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