CN210469034U - Single-phase asynchronous motor - Google Patents
Single-phase asynchronous motor Download PDFInfo
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- CN210469034U CN210469034U CN201921212233.2U CN201921212233U CN210469034U CN 210469034 U CN210469034 U CN 210469034U CN 201921212233 U CN201921212233 U CN 201921212233U CN 210469034 U CN210469034 U CN 210469034U
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Abstract
The utility model belongs to the technical field of the motor, especially, relate to a single-phase asynchronous motor. The device comprises a capacitor, a rotating shaft, a casing, a front end cover, a rear end cover, a base, a heat dissipation fan cover, cooling fins and a centrifugal switch. An external heat dissipation mechanism is arranged outside the casing and comprises a machine body and an air outlet device. The air outlet device is circular, is sleeved outside the heat dissipation fan housing, and the air outlet is arranged towards the front end of the casing. The fuselage comprises a housing and a wind-producing device mounted in the housing and capable of producing an air flow. The machine body is arranged at the bottom of the air outlet device, and the bottom surface of the machine body and the bottom surface of the base are in the same horizontal plane. The bottom of the rear end of the machine shell is provided with an L-shaped connecting piece which is provided with a threaded blind hole, the machine body is provided with a second connecting piece which is matched with the L-shaped connecting piece and is provided with a threaded through hole, and the machine body is fixedly connected with the machine shell through the matching of screws, the threaded through hole and the threaded blind hole. The centrifugal switch, the capacitor and the air producing device are all connected with the controller. The utility model discloses can accelerate the heat dissipation for the motor is high-efficient work all the time.
Description
Technical Field
The utility model belongs to the technical field of the motor, especially, relate to a single-phase asynchronous motor.
Background
An asynchronous motor using a single-phase ac power source is called a single-phase asynchronous motor. The single-phase asynchronous motor only needs single-phase alternating current, so the single-phase asynchronous motor has the advantages of convenient use, wide application, simple structure, low cost, low noise, small interference to a radio system and the like, and is commonly used in household appliances with low power and small power machines, such as a household water pump and the like.
The performance of the unidirectional asynchronous motor in the prior art is low, the efficiency is low, and one important reason is that the heating of the motor cannot be effectively controlled, and the performance of the motor is reduced due to the heating.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve prior art's weak point, and provide a single-phase asynchronous motor with better radiating effect.
The utility model aims at solving the problems by the following technical scheme:
the utility model provides a single-phase asynchronous motor, includes the casing and installs front end housing and the rear end cap at casing front and back both ends, chassis bottom is equipped with the base, the rear end cap on install heat dissipation fan housing, the casing outer wall evenly is equipped with many fin, its characterized in that: an external heat dissipation mechanism is arranged outside the shell, is a bladeless fan and comprises a machine body and an air outlet device for blowing air flow;
the air outlet device is round, the air outlet device is sleeved outside the heat dissipation fan housing, the air outlet is arranged towards the front end of the casing, and the inner diameter of the air outlet device is larger than the outer diameter of the heat dissipation fan housing;
the machine body comprises a shell and an air-producing device which is arranged in the shell and can produce air flow, and the air flow produced by the air-producing device is blown out by the air-out device; the machine body is arranged at the bottom of the air outlet device, and the bottom surface of the machine body and the bottom surface of the base are positioned on the same horizontal plane; the machine body is connected with the machine shell, an L-shaped connecting piece is arranged at the bottom of the rear end of the machine shell towards the rear, a threaded blind hole is formed in the L-shaped connecting piece in the vertical direction, a second connecting piece matched with the L-shaped connecting piece is arranged at the front end of the machine body towards the front, a threaded through hole is formed in the position, matched with the threaded blind hole, of the second connecting piece, a screw matched with the threaded through hole and the threaded blind hole is further included, and the machine body is fixedly connected with the machine shell through the screw;
the air-blowing device is characterized by further comprising a controller, wherein the controller is arranged on the machine shell, and the air-blowing device is connected with the controller.
Based on above-mentioned structure, when the long-time high strength work of motor, the controller will start the system wind device, and the air current blows off through the air-out device for the holistic heat dissipation of fin and motor for the motor is maintained throughout in the best operating temperature interval, and the motor is maintained throughout at the highest efficiency, avoids simultaneously that each part of motor is impaired because of high temperature, thereby prolongs the life of motor.
Preferably, the second connecting piece lower surface is equipped with the one deck and is used for absorbing first rubber pad.
Preferably, the system wind device includes the cavity, is used for producing the fan blade of air current and can drives fan blade pivoted system wind motor, and the fan blade is all installed in the cavity with system wind motor.
Preferably, the central axis and the casing central axis of the air-out device coincide with each other.
Preferably, the base bottom surface is equipped with the one deck and is used for absorbing second rubber pad.
Preferably, the bottom surface of the machine body is provided with a third rubber pad with one layer for damping.
Compared with the prior art the utility model has the following characteristics and beneficial effect:
1. when the motor works with high strength for a long time, the controller starts the air making device, air flow is blown out through the air outlet device, heat dissipation of the radiating fins and the whole motor is accelerated, the motor is always maintained in an optimal working temperature range, the motor is always maintained at the highest efficiency, meanwhile, damage to each part of the motor due to high temperature is avoided, and therefore the service life of the motor is prolonged.
2. The arrangement of the first rubber pad, the second rubber pad and the third rubber pad can effectively avoid mutual transmission of vibration generated when the air making device and the motor operate, and the effects of shock absorption and noise reduction are achieved.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a perspective structural schematic diagram of the external heat dissipation mechanism of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a single-phase asynchronous motor includes a capacitor, a rotating shaft, a casing 1, and a front end cover and a rear end cover installed at the front and rear ends of the casing 1, wherein a base 2 is installed at the bottom of the casing 1, a heat dissipation fan housing 3 is installed on the rear end cover, and a plurality of cooling fins 4 are uniformly arranged on the outer wall of the casing 1. An external heat dissipation mechanism is arranged outside the casing 1, and the external heat dissipation mechanism is a bladeless fan and comprises a machine body 5 and an air outlet device 6 for blowing air flow.
The air outlet device 6 is circular, the air outlet device 6 is sleeved outside the heat dissipation fan housing 3, the air outlet is arranged towards the front end of the casing 1, the inner diameter of the air outlet device 6 is larger than the outer diameter of the heat dissipation fan housing 3, and the central axis of the air outlet device 6 coincides with the central axis of the casing 1.
As shown in fig. 1 and 2, the body 5 includes a casing 7 and a wind-making device installed in the casing 7 and capable of generating an air flow, and the air flow generated by the wind-making device is blown out through the wind-out device, wherein the wind-making device includes a cavity 8, a fan blade 9 for generating an air flow, and a wind-making motor 10 capable of driving the fan blade 9 to rotate, and both the fan blade 9 and the wind-making motor 10 are installed in the cavity 8. The machine body 5 is arranged at the bottom of the air outlet device 6, and the bottom surface of the machine body 5 and the bottom surface of the base 2 are in the same horizontal plane. Fuselage 5 and casing 1 are connected, and 1 rear end bottom of casing is equipped with L shape connecting piece 11 towards the back, has seted up screw thread blind hole 12 along vertical direction on this L shape connecting piece 11, 5 front ends of fuselage are equipped with forward and L shape connecting piece matched with second connecting piece 13, and screw thread through-hole 14 has been seted up with screw thread blind hole 12 matched with position on the second connecting piece 13, still including screw 15 with screw thread through-hole 14, screw thread blind hole 12 matched with, the fuselage passes through screw 15 and casing 1 fixed connection.
The air-conditioning system further comprises a controller 16, wherein the controller 16 is arranged on the machine shell 1, and the air-conditioning device is connected with the controller 16.
Based on above-mentioned structure, when the long-time high strength work of motor, controller 16 will start the system wind device, and the air current blows out through air-out device 6 for fin 4 and the holistic heat dissipation of motor are maintained throughout in the best operating temperature interval, and the motor is maintained at the highest efficiency throughout, avoids simultaneously that each part of motor is impaired because of the high temperature, thereby prolongs the life of motor.
Preferably, the lower surface of the second connecting member 13 is provided with a layer of first rubber cushion 17 for shock absorption. The bottom surface of the base 2 is provided with a layer of second rubber cushion 18 for shock absorption. The bottom surface of the machine body 5 is provided with a layer of third rubber cushion 19 for shock absorption. The arrangement of the first rubber pad 17, the second rubber pad 18 and the third rubber pad 19 can effectively prevent the vibration generated when the air producing device and the motor operate from being transmitted to each other, and the effects of shock absorption and noise reduction are achieved.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (6)
1. The utility model provides a single-phase asynchronous motor, includes the casing and installs front end housing and the rear end cap at casing front and back both ends, chassis bottom is equipped with the base, the rear end cap on install heat dissipation fan housing, the casing outer wall evenly is equipped with many fin, its characterized in that: an external heat dissipation mechanism is arranged outside the shell, is a bladeless fan and comprises a machine body and an air outlet device for blowing air flow;
the air outlet device is round, the air outlet device is sleeved outside the heat dissipation fan housing, the air outlet is arranged towards the front end of the casing, and the inner diameter of the air outlet device is larger than the outer diameter of the heat dissipation fan housing;
the machine body comprises a shell and an air-producing device which is arranged in the shell and can produce air flow, and the air flow produced by the air-producing device is blown out by the air-out device; the machine body is arranged at the bottom of the air outlet device, and the bottom surface of the machine body and the bottom surface of the base are positioned on the same horizontal plane; the machine body is connected with the machine shell, an L-shaped connecting piece is arranged at the bottom of the rear end of the machine shell towards the rear, a threaded blind hole is formed in the L-shaped connecting piece in the vertical direction, a second connecting piece matched with the L-shaped connecting piece is arranged at the front end of the machine body towards the front, a threaded through hole is formed in the position, matched with the threaded blind hole, of the second connecting piece, a screw matched with the threaded through hole and the threaded blind hole is further included, and the machine body is fixedly connected with the machine shell through the screw;
the air-blowing device is characterized by further comprising a controller, wherein the controller is arranged on the machine shell, and the air-blowing device is connected with the controller.
2. Single-phase asynchronous motor, according to claim 1, characterized in that: and a layer of first rubber pad for shock absorption is arranged on the lower surface of the second connecting piece.
3. Single-phase asynchronous motor according to claim 1 or 2, characterized in that: the wind making device comprises a cavity, a fan blade for generating airflow and a wind making motor capable of driving the fan blade to rotate, wherein the fan blade and the wind making motor are both arranged in the cavity.
4. Single-phase asynchronous motor according to claim 1 or 2, characterized in that: the central axis of the air outlet device coincides with the central axis of the casing.
5. Single-phase asynchronous motor according to claim 1 or 2, characterized in that: and a layer of second rubber pad for shock absorption is arranged on the bottom surface of the base.
6. Single-phase asynchronous motor according to claim 1 or 2, characterized in that: and a layer of third rubber cushion for shock absorption is arranged on the bottom surface of the machine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921212233.2U CN210469034U (en) | 2019-07-30 | 2019-07-30 | Single-phase asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921212233.2U CN210469034U (en) | 2019-07-30 | 2019-07-30 | Single-phase asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210469034U true CN210469034U (en) | 2020-05-05 |
Family
ID=70448512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921212233.2U Active CN210469034U (en) | 2019-07-30 | 2019-07-30 | Single-phase asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210469034U (en) |
-
2019
- 2019-07-30 CN CN201921212233.2U patent/CN210469034U/en active Active
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