CN220368558U - Three-phase asynchronous motor with low noise - Google Patents
Three-phase asynchronous motor with low noise Download PDFInfo
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- CN220368558U CN220368558U CN202321364145.0U CN202321364145U CN220368558U CN 220368558 U CN220368558 U CN 220368558U CN 202321364145 U CN202321364145 U CN 202321364145U CN 220368558 U CN220368558 U CN 220368558U
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- fixedly connected
- phase asynchronous
- asynchronous motor
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Abstract
The utility model discloses a three-phase asynchronous motor with low noise, which comprises a shell, wherein a connecting cylinder is fixedly connected to the rear end position of the outer wall of the shell, a first sound insulation plate is fixedly connected to the front end position of the shell, a three-phase asynchronous motor is fixedly connected to the rear end position of the first sound insulation plate, an end cover is arranged at the middle position of the front end of the three-phase asynchronous motor, and a bearing cover is fixedly connected to the middle position of the front end of the end cover. According to the utility model, noise generated during the operation of the three-phase asynchronous motor is firstly absorbed through the sound absorbing plate, sound is reflected in a messy way in the inner wall of the sound absorbing plate after entering the small holes on the sound absorbing plate until most of sound wave energy is consumed, the sound wave is changed into heat energy, unconsumed sound waves are blocked through the first sound insulating plate, the second sound insulating plate and the third sound insulating plate, and the last sound wave is blocked through the first sound insulating cotton.
Description
Technical Field
The utility model relates to the technical field of electromechanics, in particular to a three-phase asynchronous motor with low noise.
Background
The three-phase asynchronous motor is one kind of induction motor and is a motor powered by 380V three-phase AC current (120 deg. phase difference), and the rotor and stator of the three-phase asynchronous motor rotate in the same direction and different rotation speeds and have slip ratio, so that the motor is called a three-phase asynchronous motor. The rotating speed of the rotor of the three-phase asynchronous motor is lower than that of the rotating magnetic field, the rotor winding generates electromotive force and current due to relative motion between the rotor winding and the magnetic field, and electromagnetic torque is generated by interaction between the rotor winding and the magnetic field, so that energy conversion is realized.
At present, with the development of modern industry, noise pollution has become one of main public hazards, and noise control and environmental protection have become common knowledge. Wherein, the noise of the motor not only endangers the health of people, but also affects the life and work of people. Cooling blades, bearing friction, assembly errors, alternating electromagnetic attraction between a stator and a rotor and the like in the motor are main causes of motor noise, and the motor shell is easy to heat, so that the service life of the motor is reduced, and the three-phase asynchronous motor needs to be improved.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a three-phase asynchronous motor with low noise.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a three-phase asynchronous motor with low noise, includes the shell, fixedly connected with connecting cylinder on the outer wall rear end position of shell, fixedly connected with first acoustic celotex board on the front end position of shell, fixedly connected with three-phase asynchronous motor on the rear end position of first acoustic celotex board, be provided with the end cover on the front end intermediate position of three-phase asynchronous motor, fixedly connected with bearing cap on the front end intermediate position of end cover, fixedly connected with first soundproof cotton on the inner wall position of shell, fixedly connected with second acoustic celotex board on the inner wall position of first soundproof cotton, fixedly connected with third acoustic celotex board on the inner wall position of second acoustic celotex board, fixedly connected with baffle on the inner wall rear end position of connecting cylinder, run through and fixedly connected with servo motor on the front end intermediate position of baffle, all fixedly connected with bracing piece on the outer wall bottom of shell both ends left and right sides position.
As a further description of the above technical solution:
the rear end of the connecting cylinder penetrates through the connecting cylinder and is provided with an air inlet.
As a further description of the above technical solution:
and an air outlet penetrates through the middle position of the front end of the first sound insulation plate.
As a further description of the above technical solution:
the middle position of the front end of the bearing cover is penetrated and provided with an output end which is fixedly connected with the three-phase asynchronous motor.
As a further description of the above technical solution:
the inner wall of the sound absorbing plate is provided with a cavity.
As a further description of the above technical solution:
the front end of the baffle is fixedly connected with uniformly distributed fixing holes.
As a further description of the above technical solution:
and the outer wall of the three-phase asynchronous motor is fixedly connected with cooling fins which are uniformly distributed.
As a further description of the above technical solution:
and the output end of the servo motor is fixedly connected with a fan blade.
The utility model has the following beneficial effects:
1. according to the utility model, noise generated during the operation of the three-phase asynchronous motor is firstly absorbed through the sound absorbing plate, sound is reflected in a messy way in the inner wall of the sound absorbing plate after entering the small holes on the sound absorbing plate until most of sound wave energy is consumed, the sound wave is changed into heat energy, unconsumed sound waves are blocked through the first sound insulating plate, the second sound insulating plate and the third sound insulating plate, and the last sound wave is blocked through the first sound insulating cotton.
2. According to the utility model, the servo motor is turned on, the output end of the servo motor rotates to drive the fan blades to rotate, the fan blades are used for radiating heat of the cavity and the radiating fins, the heat in the cavity and on the radiating fins is taken away by cold air, and the hot air is discharged through the air outlet.
Drawings
Fig. 1 is a perspective view of a three-phase asynchronous motor with low noise according to the present utility model;
FIG. 2 is a cross-sectional view of a three-phase asynchronous motor with low noise according to the present utility model;
fig. 3 is an exploded view of a three-phase asynchronous motor with low noise according to the present utility model.
Legend description:
1. a housing; 2. a support rod; 3. a connecting cylinder; 4. an air inlet; 5. a first baffle; 6. an air outlet; 7. a three-phase asynchronous motor; 8. a servo motor; 9. a fan blade; 10. a baffle; 11. a first soundproof cotton; 12. a second baffle; 13. a third baffle; 14. a sound absorbing panel; 15. a cavity; 16. a fixing hole; 17. a heat sink; 18. an end cap; 19. a bearing cap; 20. and an output terminal.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a three-phase asynchronous motor with low noise, including shell 1, fixedly connected with connecting cylinder 3 in the outer wall rear end position of shell 1, fixedly connected with first acoustic celotex board 5 in the front end position of shell 1, fixedly connected with three-phase asynchronous motor 7 in the rear end position of first acoustic celotex board 5, be provided with end cover 18 in the front end intermediate position of three-phase asynchronous motor 7, fixedly connected with bearing cap 19 in the front end intermediate position of end cover 18, fixedly connected with first soundproof cotton 11 in the inner wall position of shell 1, fixedly connected with second acoustic celotex board 12 in the inner wall position of first soundproof cotton 11, fixedly connected with third acoustic celotex board 13 in the inner wall position of second acoustic celotex board 12, separate unconsumed sound wave through first acoustic celotex board 5, second acoustic celotex board 12 and third acoustic celotex board 13, separate last sound wave through first soundproof cotton 11, the sound absorbing plate 14 is fixedly connected to the inner wall of the third sound absorbing plate 13, the device is placed in a place needing to be used through the supporting rod 2, the output end 20 is connected with the device, the three-phase asynchronous motor 7 is opened, the output end of the three-phase asynchronous motor 7 rotates to drive the device to work, noise generated during the work of the three-phase asynchronous motor 7 is absorbed through the sound absorbing plate 14, sound enters small holes in the sound absorbing plate 14 and is reflected in a messy way in the inner wall of the structure somewhat like a sponge until most of sound wave energy is consumed and becomes heat energy, the baffle 10 is fixedly connected to the rear end of the inner wall of the connecting cylinder 3, the servo motor 8 penetrates through the middle position of the front end of the baffle 10, and the supporting rod 2 is fixedly connected to the left side and the right side of the front end and the rear end of the outer wall bottom of the shell 1.
The rear end position of the connecting cylinder 3 is penetrated and provided with an air inlet 4, the front end middle position of the first sound insulation plate 5 is penetrated and provided with an air outlet 6, the large object is isolated through a fixing hole 16 on the air inlet 4 and a baffle 10, the front end middle position of a bearing cover 19 is penetrated and provided with an output end 20, the output end 20 is fixedly connected with a three-phase asynchronous motor 7, the inner wall position of the sound absorption plate 14 is provided with a cavity 15, a servo motor 8 is opened, the output end of the servo motor 8 rotates to drive a fan blade 9 to rotate, the cavity 15 and the cooling fin 17 are cooled through the fan blade 9, heat in the cavity 15 and on the cooling fin 17 is taken away through cold air, the hot air is discharged through the air outlet 6, the evenly distributed fixing hole 16 is fixedly connected with the front end position of the baffle 10, the outer wall position of the three-phase asynchronous motor 7 is fixedly connected with the cooling fin 17, and the output end position of the servo motor 8 is fixedly connected with the fan blade 9.
Working principle: when the device is used, the output end 20 is connected with the device through the support rod 2, the three-phase asynchronous motor 7 is opened, the output end of the three-phase asynchronous motor 7 rotates to drive the device to work, noise generated during the work of the three-phase asynchronous motor 7 is adsorbed through the sound absorbing plate 14, sound enters the small holes in the sound absorbing plate 14 and is reflected in a messy way in the inner wall of the structure somewhat like a sponge until most of sound wave energy is consumed and becomes heat energy, the unconsumed sound wave is isolated through the first sound insulating plate 5, the second sound insulating plate 12 and the third sound insulating plate 13, the last sound wave is isolated through the first sound insulating cotton 11, the servo motor 8 is opened, the output end of the servo motor 8 rotates to drive the fan blade 9 to rotate, the cavity 15 and the cooling fin 17 are cooled through the fan blade 9, heat in the cavity 15 and on the cooling fin 17 is taken away through the cold air, the hot air is discharged through the air outlet 6, and a large object is isolated through the fixing hole 16 on the air inlet 4 and the baffle 10.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. Three-phase asynchronous motor with low noise, including shell (1), its characterized in that: fixedly connected with connecting cylinder (3) on the outer wall rear end position of shell (1), fixedly connected with first acoustic celotex board (5) on the front end position of shell (1), fixedly connected with three-phase asynchronous motor (7) on the rear end position of first acoustic celotex board (5), be provided with end cover (18) on the front end intermediate position of three-phase asynchronous motor (7), fixedly connected with bearing cap (19) on the front end intermediate position of end cover (18), fixedly connected with first acoustic celotex board (11) on the inner wall position of shell (1), fixedly connected with second acoustic celotex board (12) on the inner wall position of first acoustic celotex board (11), fixedly connected with third acoustic celotex board (13) on the inner wall position of second acoustic celotex board (12), fixedly connected with baffle (10) on the inner wall rear end position of third acoustic celotex board (13), run through and fixedly connected with servo motor (8) on the front end intermediate position of baffle (10), all be connected with on the outer wall position of left and right side of outer wall (1) both sides front end support pole (2).
2. A three-phase asynchronous motor with low noise according to claim 1, characterized in that: the rear end of the connecting cylinder (3) penetrates through and is provided with an air inlet (4).
3. A three-phase asynchronous motor with low noise according to claim 1, characterized in that: an air outlet (6) penetrates through the middle position of the front end of the first sound insulation plate (5).
4. A three-phase asynchronous motor with low noise according to claim 1, characterized in that: an output end (20) is penetrated and arranged at the middle position of the front end of the bearing cover (19), and the output end (20) is fixedly connected with the three-phase asynchronous motor (7).
5. A three-phase asynchronous motor with low noise according to claim 1, characterized in that: a cavity (15) is arranged on the inner wall of the sound absorbing plate (14).
6. A three-phase asynchronous motor with low noise according to claim 1, characterized in that: the front end of the baffle (10) is fixedly connected with uniformly distributed fixing holes (16).
7. A three-phase asynchronous motor with low noise according to claim 1, characterized in that: and radiating fins (17) which are uniformly distributed are fixedly connected to the outer wall of the three-phase asynchronous motor (7).
8. A three-phase asynchronous motor with low noise according to claim 1, characterized in that: and a fan blade (9) is fixedly connected to the output end of the servo motor (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321364145.0U CN220368558U (en) | 2023-05-31 | 2023-05-31 | Three-phase asynchronous motor with low noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321364145.0U CN220368558U (en) | 2023-05-31 | 2023-05-31 | Three-phase asynchronous motor with low noise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220368558U true CN220368558U (en) | 2024-01-19 |
Family
ID=89517566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321364145.0U Active CN220368558U (en) | 2023-05-31 | 2023-05-31 | Three-phase asynchronous motor with low noise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220368558U (en) |
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2023
- 2023-05-31 CN CN202321364145.0U patent/CN220368558U/en active Active
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