CN211018494U - Asynchronous motor with good cooling effect - Google Patents
Asynchronous motor with good cooling effect Download PDFInfo
- Publication number
- CN211018494U CN211018494U CN201922151991.4U CN201922151991U CN211018494U CN 211018494 U CN211018494 U CN 211018494U CN 201922151991 U CN201922151991 U CN 201922151991U CN 211018494 U CN211018494 U CN 211018494U
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- Prior art keywords
- heat dissipation
- fan
- cooling effect
- asynchronous motor
- air guide
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- Expired - Fee Related
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Abstract
The utility model discloses an asynchronous motor that cooling effect is good, including organism and axis of rotation, the surface annular equidistance of organism is arranged and is equipped with a plurality of radiating fin, adjacent two radiating fin forms heat dissipation through-hole groove, the bottom of the body left and right sides is equipped with two frames, the frame includes horizontal extension board, bounding wall and baffle, adjacent two be equipped with the heat dissipation through-hole between the baffle and between baffle and the bounding wall, be equipped with cage type rotor, inner fan and outer fan in the axis of rotation, the lateral surface cover of inner fan is equipped with the spiro union and fixes the inboard wind-guiding dish at organism rear end cap, the wind-guiding dish includes that annular wind-guiding sleeve, annular equidistance are arranged and are located a plurality of semi-circular wind-guiding concave surface grooves on the annular wind-guiding sleeve and the fixed. The utility model discloses the heat dissipation is even, and the cooling effect is good.
Description
Technical Field
The utility model belongs to the technical field of asynchronous motor, concretely relates to asynchronous motor that cooling effect is good.
Background
The three-phase asynchronous motor is mainly composed of a stator, a rotor and other components, after three-phase symmetrical alternating current is introduced into a three-phase stator winding of the three-phase asynchronous motor, a rotating magnetic field is generated, the rotating magnetic field and the rotor winding are relatively cut in the rotor winding to generate induction current, and a current-carrying rotor conductor generates electromagnetic force under the action of the rotating magnetic field, so that electromagnetic torque is formed on a motor rotating shaft to drive the motor to rotate.
The organism of prior art's asynchronous motor is because two frames of its bottom are solid panel seat, the radiating fin and the heat dissipation that are located between two frames are led to the groove and are dispelling the heat when dispelling the heat to the organism, the heat dissipation that only can go on passing through the slot type through the clearance between two frames, can not carry out diversified heat dissipation towards the left and right sides face of organism with the heat, make the local high temperature of bottom of the body, the inhomogeneous radiating effect of heat dissipation is not good, and only fixed the radiating fan that sets up in prior art asynchronous motor's the axis of rotation, the radiating fan is poured the cold air into inside the organism, cool off to the motor, but because the radiating fan is not good to cooling air's guide performance, make cooling air can not carry out good heat exchange with radiating fin on organism and the organism, make radiating effect and cooling effect not good.
Therefore, the engine base structure on the engine body is improved, so that the radiating fins between the two engine bases at the bottom of the engine body can radiate heat in all directions, the heat radiation is uniform, the radiating fan structure in the motor is improved, an inner radiating fan and an outer radiating fan are arranged, one radiating fan is used as a flow guiding fan for cooling air, and the other radiating fan is used as an asynchronous motor with a good cooling effect for accelerating the use of the flow rate in the cooling air in the motor to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an asynchronous motor that cooling effect is good to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an asynchronous motor with good cooling effect comprises a machine body and a rotating shaft, wherein a plurality of radiating fins are annularly arranged on the outer surface of the machine body at equal intervals, a radiating through hole groove is formed by two adjacent radiating fins, two bases are arranged on the left side and the right side of the bottom of the machine body, each base comprises a horizontal support plate, a coaming which is fixedly arranged at the bottom of the horizontal support plate and has a right trapezoid cross section, and clapboards which are fixedly arranged at the top of the coaming at equal intervals and are fixedly connected with the horizontal support plate, heat dissipation through holes are arranged between two adjacent clapboards and between the clapboards, a cage-shaped rotor, an inner fan and an outer fan are arranged on the rotating shaft, an air guide disc which is screwed and fixed on the inner side of the rear end cover of the machine body is sleeved on the outer side surface of the inner fan, the air guide disc comprises an annular air guide sleeve, a plurality of semicircular air guide concave grooves which are annularly and equidistantly arranged on the annular air guide sleeve and an annular flanging which is fixedly arranged on the outer side surface of the annular air guide sleeve.
Preferably, two internal thread fixing holes are symmetrically formed in the front and back ends of the enclosing plate and located on the outer side of the partition plate.
Preferably, the outer fan is a centrifugal fan, and the inner fan and the outer fan are both arranged on one side of the rotating shaft, which is far away from the shaft extension end.
Preferably, the cage rotor is fixedly arranged on the rotating shaft.
Preferably, the annular flanging is annularly and equidistantly arranged on a plurality of internal thread through holes in threaded connection with the rear end cover of the machine body.
Preferably, the inner fan is located inside the outer fan.
The utility model discloses a technological effect and advantage: the asynchronous motor with good cooling effect optimizes the structure of the machine base, the machine base is provided with the heat dissipation through holes leading to the outer sides of the left end and the right end of the machine body, compared with the two machine bases of which the traditional technology is a solid panel, the heat dissipation fins and the heat dissipation through grooves which are positioned between the two machine bases in the prior art can only carry out through groove type heat dissipation through the gap between the two machine bases when the machine body carries out heat dissipation, the machine base with the improved heat dissipation through holes can carry out all-round heat dissipation on the heat dissipation fins and the heat dissipation through holes between the two machine bases, the heat dissipation is uniform, the coaxial centrifugal fan type outer fan and the inner fan matched with the outer fan are arranged, the air guide disc with the air guide function is arranged, all cooling air output by the centrifugal fan flows along the axial direction, the cooling air flows along the axial direction and enters the heat dissipation fins and the heat dissipation through holes of the motor, and the cooling air directly, and the cooling air is evenly distributed due to the arrangement of the air guide disc, so that the motor is evenly cooled, all heat in the motor is dissipated to the surrounding environment through the radiating fins and the radiating through hole grooves of the motor, the inner fan can effectively accelerate the flow velocity in the cooling air in the motor, and the radiating effect of the motor is better.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the machine body of the present invention;
fig. 3 is a schematic structural diagram of the base of the present invention;
fig. 4 is a schematic structural view of the rotating shaft of the present invention;
fig. 5 is a schematic structural view of the wind-guiding plate of the present invention.
In the figure: 1. a body; 2. a rotating shaft; 3. a heat dissipating fin; 4. a heat dissipation through hole groove; 5. a machine base; 6. a horizontal support plate; 7. enclosing plates; 8. a partition plate; 9. a heat dissipating through hole; 10. an internal thread fixing hole; 11. a cage rotor; 12. an inner fan; 13. an external fan; 14. a wind guide plate; 15. an annular air guide sleeve; 16. a semicircular air guide concave groove; 17. annular flanging; 18. an internally threaded through bore.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides an asynchronous motor with good cooling effect as shown in figures 1-5, which comprises a machine body 1 and a rotating shaft 2, wherein a plurality of radiating fins 3 are arranged on the outer surface of the machine body 1 in an annular and equidistant manner, every two adjacent radiating fins 3 form radiating through hole grooves 4, the radiating fins 3 and the radiating through hole grooves 4 are arranged in an annular manner and can radiate the motor in all directions as axial radiating components of the machine body 1;
the left side and the right side of the bottom of the machine body 1 are provided with two machine bases 5, each machine base 5 comprises a horizontal support plate 6, a coaming 7 which is fixedly arranged at the bottom of the horizontal support plate 6 and has a right trapezoid cross section, and partition plates 8 which are fixedly arranged at the top of the coaming 7 and are fixedly connected with the horizontal support plate 6 at equal intervals, heat dissipation through holes 9 are arranged between every two adjacent partition plates 8 and between the partition plates 8 and the coaming 7, two internal thread fixing holes 10 are symmetrically arranged at the front end and the rear end of the coaming 7 and positioned at the front side and the rear side of the outer side of the coaming 8, the structure of the machine base 5 is optimized, the machine base 5 is provided with the heat dissipation through holes 9 leading to the outer sides of the left end and the right end of the machine body 1, compared with the two machine bases which are solid panels in the prior art, the, the improved engine bases 5 with the heat dissipation through holes 9 can dissipate heat of the heat dissipation fins 3 and the heat dissipation through hole grooves 4 between the two engine bases 5 in all directions, and the heat dissipation is uniform;
a cage-shaped rotor 11, an inner fan 12 and an outer fan 13 are arranged on the rotating shaft 2, the cage-shaped rotor 11 is fixedly arranged on the rotating shaft 2, the inner fan 12 is positioned at the inner side of the outer fan 13, the outer fan 13 is a centrifugal fan, the inner fan 12 and the outer fan 13 are both arranged at one side of the rotating shaft 2 far away from the shaft extension end, an air guide plate 14 screwed and fixed at the inner side of the rear end cover of the machine body is sleeved on the outer side surface of the inner fan 12, the air guide plate 14 comprises an annular air guide sleeve 15, a plurality of semicircular air guide concave grooves 16 annularly arranged on the annular air guide sleeve 15 at equal intervals, and an annular flange 17 fixedly arranged at the outer side surface of the annular air guide sleeve 15, a plurality of internal thread through holes 18 screwed and connected with the rear end cover of the machine body are annularly arranged at equal intervals on the annular flange 17, and a coaxial centrifugal, the setting of air guide plate 14 with wind-guiding function, make the whole axial flows of following of the cooling air of centrifugal fan output, cooling air flows along the axial, get into fin 3 and heat dissipation through-hole groove 4 of motor, cooling air directly carries out heat exchange with fin 3 and the contact of heat dissipation through-hole groove 4, and cooling air is because setting up of air guide plate 14 distributes evenly, the realization is to the even cooling of motor, all heats all distribute to the surrounding environment through fin 3 and the heat dissipation through-hole groove 4 of motor in the motor, interior fan 12 can the effectual interior velocity of flow of cooling air of acceleration motor, make the radiating effect of motor better.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides an asynchronous motor that cooling effect is good, includes organism (1) and axis of rotation (2), its characterized in that: the heat dissipation structure is characterized in that a plurality of heat dissipation fins (3) are annularly arranged on the outer surface of the machine body (1) at equal intervals, heat dissipation through hole grooves (4) are formed by two adjacent heat dissipation fins (3), two bases (5) are arranged on the left side and the right side of the bottom of the machine body (1), each base (5) comprises a horizontal support plate (6), a surrounding plate (7) which is fixedly arranged at the bottom of the horizontal support plate (6) and has a right trapezoid cross section, and partition plates (8) which are fixedly arranged at the top of the surrounding plate (7) at equal intervals and are fixedly connected with the horizontal support plate (6), heat dissipation through holes (9) are arranged between the two adjacent partition plates (8) and between the partition plates (8) and the surrounding plate (7), a cage-shaped rotor (11), an inner fan (12) and an outer fan (13) are arranged on the rotating shaft (2), and an, the air guide disc (14) comprises an annular air guide sleeve (15), a plurality of semicircular air guide concave grooves (16) which are annularly and equidistantly arranged on the annular air guide sleeve (15) and an annular flanging (17) which is fixedly arranged on the outer side surface of the annular air guide sleeve (15).
2. The asynchronous motor with good cooling effect according to claim 1, wherein: two internal thread fixing holes (10) are symmetrically arranged at the front end and the rear end of the enclosing plate (7) and on the outer side of the partition plate (8).
3. The asynchronous motor with good cooling effect according to claim 1, wherein: the outer fan (13) is a centrifugal fan, and the inner fan (12) and the outer fan (13) are both arranged on one side of the rotating shaft (2) far away from the shaft extension end.
4. The asynchronous motor with good cooling effect according to claim 1, wherein: the cage-shaped rotor (11) is fixedly arranged on the rotating shaft (2).
5. The asynchronous motor with good cooling effect according to claim 1, wherein: the annular flanging (17) is annularly and equidistantly arranged on a plurality of internal thread through holes (18) which are in threaded connection with the rear end cover of the machine body.
6. The asynchronous motor with good cooling effect according to claim 1, wherein: the inner fan (12) is located inside the outer fan (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922151991.4U CN211018494U (en) | 2019-12-05 | 2019-12-05 | Asynchronous motor with good cooling effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922151991.4U CN211018494U (en) | 2019-12-05 | 2019-12-05 | Asynchronous motor with good cooling effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211018494U true CN211018494U (en) | 2020-07-14 |
Family
ID=71475759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922151991.4U Expired - Fee Related CN211018494U (en) | 2019-12-05 | 2019-12-05 | Asynchronous motor with good cooling effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211018494U (en) |
-
2019
- 2019-12-05 CN CN201922151991.4U patent/CN211018494U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200714 Termination date: 20201205 |
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| CF01 | Termination of patent right due to non-payment of annual fee |