CN218216938U - Outer rotor permanent magnet motor - Google Patents
Outer rotor permanent magnet motor Download PDFInfo
- Publication number
- CN218216938U CN218216938U CN202222666717.2U CN202222666717U CN218216938U CN 218216938 U CN218216938 U CN 218216938U CN 202222666717 U CN202222666717 U CN 202222666717U CN 218216938 U CN218216938 U CN 218216938U
- Authority
- CN
- China
- Prior art keywords
- rotor
- protective cover
- permanent magnet
- lower protective
- stator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model provides an external rotor permanent-magnet machine, including frame, fixed axle, stator and rotor, it is used for radiating convection current passageway to have between stator and the rotor, its characterized in that still includes lower visor, the visor is installed on the rotor and can rotates along with the rotor down, and the visor exposes the partial parcel with the frame down and live, the water conservancy diversion flabellum still has on the protective cover down.
Description
Technical Field
The utility model belongs to the technical field of the motor, a external rotor permanent-magnet machine is related to.
Background
The outer rotor permanent magnet motor generally comprises a rotor, a stator, a shaft and a base, wherein the rotor is positioned outside the stator, and the stator is positioned inside the rotor; the engine base, the shaft and the like are structural components. The rotor rotates relative to the stator to drive a load. The chinese patent document discloses an outer rotor permanent magnet motor with a patent number of 2020224549399. The outer rotor permanent magnet motor is easy to be damaged in transportation and moving, so that the outer rotor permanent magnet motor is necessary to be designed.
Disclosure of Invention
The utility model aims at having the above-mentioned problem to current technique, provided an external rotor permanent-magnet machine.
The purpose of the utility model can be realized by the following technical proposal: the outer rotor permanent magnet motor is characterized by further comprising a lower protective cover, the lower protective cover is mounted on the rotor and can rotate along with the rotor, the exposed part of the motor base is wrapped by the lower protective cover, and guide fan blades are further arranged on the lower protective cover.
The lower protective cover is mounted on a rotor hub of the rotor.
The lower protective cover is mounted on a rotor hub of the rotor by fasteners.
The guide fan blades are composed of a plurality of blades distributed in an annular array.
Compared with the prior art, the utility model discloses in through increasing down the visor, can bring:
1. the machine base has a protection function, and the machine base cannot be damaged in the transportation and moving process.
2. The guide fan blades on the lower protective cover rotate along with the rotor hub to generate forced air, and the forced air is used for ventilating and radiating a convection channel inside the motor, so that forced air cooling can be formed inside the motor.
3. Has the functions of decoration and beautification.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is an exploded schematic view of the present invention;
FIG. 3 is a schematic view of the airflow flow of the present invention;
in the figure, 1, a shaft is fixed; 2. a lower protective cover; 3. a machine base; 4. a guide vane; 5. a rotor hub.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1-3, the outer rotor permanent magnet motor includes a base 3, a fixed shaft 1, a stator and a rotor, and the structures of the base 3, the fixed shaft 1, the stator and the rotor are conventional structures, and therefore, they are not described in detail herein; the motor comprises a stator, a rotor and a lower protective cover 2, wherein a convection channel for heat dissipation is arranged between the stator and the rotor, the lower protective cover 2 is installed on the rotor and can rotate along with the rotor, the lower protective cover 2 wraps an exposed part of a base 3, and the lower protective cover 2 is further provided with a flow guide fan blade 4.
The lower protective cap 2 is mounted on the rotor hub 5 of the rotor.
The lower protective cover 2 is mounted on the rotor hub 5 of the rotor by means of fasteners, which in this embodiment are screws.
The guide fan blades 4 are composed of a plurality of blades distributed in an annular array.
To sum up, the utility model discloses an increase visor 2 down, the biggest characteristics are produced in the wind channel that link up for motor inside and force wind to carry out forced cooling to parts such as stator inner circle and bearing to reach and reduce the motor temperature rise, extension motor life's effect.
The above components are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.
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 (4)
1. The outer rotor permanent magnet motor comprises a base (3), a fixed shaft (1), a stator and a rotor, wherein a convection channel for heat dissipation is arranged between the stator and the rotor, and the outer rotor permanent magnet motor is characterized by further comprising a lower protective cover (2), the lower protective cover (2) is installed on the rotor and can rotate along with the rotor, the exposed part of the base (3) is wrapped by the lower protective cover (2), and flow guide fan blades (4) are further arranged on the lower protective cover (2).
2. An outer rotor permanent magnet machine according to claim 1, wherein the lower protective cover (2) is mounted on the rotor hub (5) of the rotor.
3. An external rotor permanent magnet machine according to claim 2, wherein the lower protective cover (2) is mounted on the rotor hub (5) of the rotor by fasteners.
4. The external rotor permanent magnet motor according to claim 1, wherein the air guide vanes (4) are composed of a plurality of vanes distributed in an annular array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222666717.2U CN218216938U (en) | 2022-10-10 | 2022-10-10 | Outer rotor permanent magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222666717.2U CN218216938U (en) | 2022-10-10 | 2022-10-10 | Outer rotor permanent magnet motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218216938U true CN218216938U (en) | 2023-01-03 |
Family
ID=84641902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222666717.2U Active CN218216938U (en) | 2022-10-10 | 2022-10-10 | Outer rotor permanent magnet motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218216938U (en) |
-
2022
- 2022-10-10 CN CN202222666717.2U patent/CN218216938U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201369663Y (en) | Disk-type brushless motor | |
| CN108023441B (en) | Novel motor wind path structure | |
| CN218216938U (en) | Outer rotor permanent magnet motor | |
| CN202231517U (en) | Self-cooling rotor structure of disk motor | |
| CN203761202U (en) | Motor with heat radiating device | |
| CN203707998U (en) | Air-cooled heat radiation series excitation motor | |
| CN106385136A (en) | Suction fan cooled open motor | |
| CN108880101B (en) | Heat radiation structure of permanent magnet speed regulator | |
| CN113193688A (en) | IP55 industrial ceiling fan motor with external cooling structure | |
| CN202103534U (en) | Integral ventilation structure of motor | |
| CN201639437U (en) | Motor fan | |
| CN206834935U (en) | A kind of motor radiating structure of plant protection unmanned plane | |
| CN107218234B (en) | Low-noise high-efficiency fan applied to permanent magnet motor | |
| CN206099653U (en) | Induced draft from fanning cold type open motor | |
| CN2930072Y (en) | Motor radiation structure | |
| CN206117385U (en) | High -efficient air cooling motor | |
| CN112366894A (en) | Rare earth permanent magnet motor | |
| CN206694281U (en) | A kind of self-cooled blower fan | |
| CN218071122U (en) | Marine generator | |
| CN219833883U (en) | High heat dissipation motor | |
| CN214707387U (en) | IP55 industrial ceiling fan motor with external cooling structure | |
| CN207853671U (en) | The permanent magnet synchronous motor of energy rapid cooling | |
| CN215956173U (en) | Unmanned aerial vehicle power motor | |
| CN215120460U (en) | Stator side cut type double-wind-path motor | |
| CN201294427Y (en) | Air-cooled radiating motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |