CN214755769U - AC/DC motor and fan thereof - Google Patents
AC/DC motor and fan thereof Download PDFInfo
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- CN214755769U CN214755769U CN202120806086.2U CN202120806086U CN214755769U CN 214755769 U CN214755769 U CN 214755769U CN 202120806086 U CN202120806086 U CN 202120806086U CN 214755769 U CN214755769 U CN 214755769U
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Abstract
The utility model relates to an AC/DC motor and a fan thereof, wherein a rotor part is arranged on the axis of the AC/DC motor; the stator part is arranged on the outer side of the rotor part and is arranged coaxially; a motor shaft of the driving plate in the rotor part above the stator part penetrates into the driving plate, and an alternating current and direct current dual-purpose motor is arranged in the fan housing; the blower housing covers the AC/DC motor; a fan wind wheel is arranged below the upper volute of the fan, a motor shaft of the AC/DC motor penetrates through the upper volute of the fan and is connected with the fan wind wheel, the fan wind wheel rotates on the motor shaft, and the fan wind wheel is placed in a cavity between the upper volute of the fan and the lower volute of the fan; the lower volute of the fan and the upper volute of the fan are fixed through screws; through the isolation circuit and the inverter in the driving plate, the direct current of 48V can be introduced, and the alternating current of 220V can be introduced to supply power for the motor, so that the technical problem that the cost is high when a direct current motor and an alternating current motor are used simultaneously is solved.
Description
Technical Field
The embodiment of the utility model provides a dual-purpose fan, in particular to dual-purpose motor of alternating current-direct current and fan thereof are related to.
Background
The general motors work under a single power supply, but in many occasions, the motors which can work under a direct current power supply and an alternating current power supply are often needed, but the direct current motor and the alternating current motor are used simultaneously, so that the cost is high, and the motors are difficult to adapt to places where starting is difficult.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an alternating current-direct current motor and fan thereof, motor drive adopts neotype drive mode, both can let in 48V direct current and also can let in 220V alternating current and supply power for the motor.
In order to achieve the above object, an embodiment of the present invention provides an ac/dc motor, including: the rotor component, the stator component and the driving plate;
the rotor part is arranged on the axis of the alternating current and direct current motor and provides kinetic energy for the alternating current and direct current motor;
the stator part is arranged on the outer side of the rotor part and is arranged with the axis;
the motor shaft of the drive plate in the rotor part above the stator part penetrates into the drive plate, and the drive plate is used for converting direct current of the alternating current-direct current motor into alternating current.
Further, the rotor component further comprises: the rotor, the first bearing and the second bearing;
wherein, the motor shaft penetrates into the rotor, and the motor shaft is fixed with the rotor;
the motor shaft above the upper end plate of the stator component is fixed with the first bearing; the first bearing is embedded in the upper end plate;
the motor shaft below the lower end plate of the stator component is fixedly provided with the second bearing, and the second bearing is embedded into the lower end plate;
further, the stator component further comprises: the stator comprises a stator core, an upper end plate, a lower end plate, an upper end cover and a lower end cover;
wherein a rotor is inserted into the stator core, the rotor being rotated in the stator core;
the upper end plate is sleeved on the upper part of the motor shaft;
the lower end plate is sleeved into the lower part of the motor shaft, and the stator core is arranged between the upper end plate and the lower end plate;
the motor shaft above the upper end plate penetrates into the upper end cover;
the lower end cover penetrates through the motor shaft below the lower end plate, the upper end cover and the lower end cover are fixed through screws, and the upper end plate and the lower end plate are arranged between the upper end cover and the lower end cover;
further, a motor shaft of the driving plate in the rotor part above the stator part penetrates into the driving plate, and the driving plate is used for converting direct current of the alternating current and direct current motor into alternating current;
furthermore, an isolation circuit and an inverter are arranged on the driving plate, a power supply is connected to the input end of the isolation circuit and the input end of the inverter, and the output ends of the isolation circuit and the inverter are both connected to the stator core in the stator component.
Further, the motor shaft above the driving plate is inserted into the heat dissipation fan, the motor shaft is fixed with the heat dissipation fan, and the heat dissipation fan rotates on the motor shaft;
the motor shaft above the upper end cover penetrates through the driving plate, and the driving plate and the upper end plate are fixed on the lower end cover through screws.
The utility model discloses an embodiment has still designed a fan, include: the fan comprises a fan housing, a fan upper volute, a fan wind wheel and a fan lower volute;
the alternating current and direct current dual-purpose motor is arranged in the fan housing;
the blower housing covers the AC/DC motor and is fixed above the upper volute of the blower by screws;
the fan wind wheel is arranged below the upper fan volute, a motor shaft of the alternating current and direct current dual-purpose motor penetrates through the upper fan volute to be connected with the fan wind wheel, the fan wind wheel rotates on the motor shaft, and the fan wind wheel is placed in a cavity between the upper fan volute and the lower fan volute;
the lower volute of the fan and the upper volute of the fan are fixed through screws.
Compared with the prior art, the embodiment of the utility model, the mode of drive plate control voltage conversion has been adopted, work cooperation through isolation circuit in the drive plate and dc-to-ac converter comes control motor rotation and functioning speed, reach the mode to motor voltage control, thereby reach the conversion between direct current and the alternating current, both can let in 48V direct current and also can let in 220V alternating current and supply power for the motor, so solved and used direct current motor and alternating current motor simultaneously, the cost is higher, and hardly adapt to some problem of starting the local of more difficulty, make whole motor satisfy the operational environment demand more, the work efficiency of effectual improvement motor.
Drawings
Fig. 1 is a structural blasting diagram of a first embodiment of the present invention;
fig. 2 is a schematic perspective view of a second embodiment of the present invention;
fig. 3 is a schematic circuit diagram of a driving board according to a first embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail each embodiment of the present invention with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that in various embodiments of the invention, numerous technical details are set forth in order to provide a better understanding of the present application. However, the technical solutions claimed in the claims of the present application can be implemented without these technical details and with various changes and modifications based on the following embodiments.
The first embodiment of the present invention relates to an ac/dc motor, as shown in fig. 1 and 3, including:
the rotor part 30, the rotor part 30 is set up on the axis of the alternating current and direct current dual-purpose electrical machinery, the rotor part 30 provides the kinetic energy for alternating current and direct current dual-purpose electrical machinery;
the stator component 40 is coaxially arranged on the outer side of the rotor component 30, and the stator component 40 is used for generating an excitation magnetic field and generating force action on the motor shaft 9 electrified in the stator component;
the driving plate 4 is penetrated through a motor shaft 9 in the rotor part 30 above the stator part 40, and the driving plate 4 is used for controlling the rotation and the running speed of the motor so as to achieve a mode of controlling the voltage of the motor, thereby achieving the conversion between direct current and alternating current, and supplying power to the motor by introducing 48V direct current or 220V alternating current;
in order to achieve the above technical effects, as shown in fig. 1, the rotor component 30 further includes: a rotor 11, a first bearing 8, a second bearing 14;
wherein, motor shaft 9 penetrates rotor 11 and fixes, and rotor 11 rotates on motor shaft 9 and so provides kinetic energy for alternating current-direct current dual-purpose motor, fixes first bearing 8 on motor shaft 9 above upper end plate 10 of stator part 40 and imbeds in upper end plate 10, fixes second bearing 14 on motor shaft 9 below lower end plate 13 of stator part 40 and imbeds in lower end plate 13, and first bearing 8 and second bearing 14 are used for fixing motor shaft 9.
As shown in fig. 1, the stator part 40 further includes: stator core 12, upper end plate 10, lower end plate 13, upper end cover 6, lower end cover 15;
wherein, rotor 11 inserts in stator core 12, rotor 11 is rotatory in stator core 12, stator core 12 produces the excitation magnetic field, realize the conversion of electric energy and mechanical energy with rotor 11 cooperation work, upper end plate 10 embolias motor shaft 9 upper portion, lower end plate 13 embolias motor shaft 9 lower part, stator core 12 sets up between upper end plate 10 and lower end plate 13, from this fixed stator core 12, motor shaft 9 above upper end plate 10 penetrates upper end cover 6, motor shaft 9 below lower end plate 13 penetrates lower end cover 15, upper end plate 10 and lower end plate 13 set up between upper end cover 6 and lower end cover 15, and upper end cover 6 passes through the screw with lower end cover 15 and fixes.
As shown in fig. 1, the motor shaft 9 in the rotor part 30 above the stator part 40 penetrates the drive plate 4, wherein the motor shaft 9 above the drive plate 4 is inserted into the heat radiating fan 3, and the heat radiating fan 3 rotates the exciting gas on the motor shaft 9 to cool down the stator core 12 and the rotor 11.
As shown in fig. 3, an isolation circuit 21 and an inverter 22 are provided on the drive plate 4, and a direct current 48V power supply and an alternating current 220V power supply are connected to an input terminal of the isolation circuit 21 and an input terminal of the inverter 22, and output terminals of the isolation circuit 21 and the inverter 22 are connected to the stator core 12 in the stator part 40.
Therefore, the direct current of 48V can be conducted, and the alternating current of 220V can be conducted to supply power to the motor, wherein the isolation circuit 21 is used for isolating the direct current of 48V and conducting the alternating current of 220V, the direct current of 48V and the alternating current of 220V can act on the stator core 12, and the inverter 22 in the embodiment is used for converting the direct current of 48V into the alternating current of 220V.
The second embodiment of the present invention discloses a fan, which is shown in fig. 1 and 2, and includes: the fan comprises a fan housing 2, a fan upper volute 18, a fan wind wheel 19 and a fan lower volute 20;
the fan housing 2 is positioned at the top of the whole alternating current/direct current dual-purpose generator, the whole alternating current/direct current dual-purpose generator is arranged in the fan housing 2, and the fan housing 2 effectively protects the structure of the motor and reduces the entrance of dust; the blower housing 2 covers the AC/DC motor and is fixed above the blower upper volute 18 through screws, a blower wind wheel 19 is arranged below the blower upper volute 18, a motor shaft 9 of the AC/DC motor penetrates through the blower upper volute 18 and is connected with the blower wind wheel 19, the blower wind wheel 19 rotates on the motor shaft 9 to excite gas to provide rotary power for the AC/DC generator, the blower wind wheel 19 is placed in a cavity between the blower upper volute 18 and the blower lower volute 20, and the blower lower volute 20 and the blower upper volute 18 are fixed through screws.
As shown in fig. 1 and 2, the blower housing 2 is a net structure to reduce dust from entering the ac/dc motor and the blower thereof, and the blower lower volute 20 is a volute structure to support the left and right of the air duct, so that the air supply is more reasonable and the noise is lower.
It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in its practical application.
Claims (10)
1. An AC/DC motor, comprising:
the rotor part is arranged on the axis of the alternating current and direct current motor and provides kinetic energy for the alternating current and direct current motor;
a stator part arranged outside the rotor part and arranged along the axis;
and a motor shaft in the rotor part above the stator part penetrates through the driving plate, and the driving plate is used for converting direct current of the alternating current and direct current motor into alternating current.
2. A machine as claimed in claim 1, wherein said rotor member further comprises:
the motor shaft penetrates into the rotor, and the motor shaft is fixed with the rotor;
a first bearing fixed to the motor shaft above an upper end plate of the stator part; the first bearing is embedded in the upper end plate;
and a second bearing fixed to the motor shaft below the lower end plate of the stator part, the second bearing being embedded in the lower end plate.
3. The alternating current-direct current electric machine according to claim 1, wherein said stator assembly further comprises:
a stator core into which a rotor is inserted, the rotor rotating in the stator core;
the upper end plate is sleeved on the upper part of the motor shaft;
the lower end plate is sleeved into the lower part of the motor shaft, and the stator core is arranged between the upper end plate and the lower end plate;
an upper end cover through which the motor shaft above the upper end plate penetrates;
the motor shaft below the lower end plate penetrates through the lower end cover, the upper end cover and the lower end cover are fixed through screws, and the upper end plate and the lower end plate are arranged between the upper end cover and the lower end cover.
4. The alternating current and direct current motor according to claim 1, wherein the driving plate is penetrated by the motor shaft above the upper end cover, and the driving plate and the upper end plate are fixed on the lower end cover by screws.
5. The alternating current-direct current motor according to claim 1, wherein a heat radiation fan is inserted into said motor shaft above said driving plate, said motor shaft is fixed to said heat radiation fan, and said heat radiation fan rotates on said motor shaft.
6. A machine as claimed in claim 1, wherein an isolation circuit and an inverter are provided on said drive plate, a power supply being connected to an input of said isolation circuit and to an input of said inverter, outputs of said isolation circuit and said inverter being connected to said stator core in said stator element.
7. The alternating current-direct current motor according to claim 3, wherein four fan-shaped clearance holes are formed from the top to the bottom of the stator core and are fixedly connected with the lower end plate, and the stator core is used for generating an excitation magnetic field.
8. A fan, comprising:
the AC/DC motor according to any one of claims 1 to 7;
the fan housing is internally provided with the AC/DC motor;
the blower housing covers the AC/DC motor and is fixed above the blower upper volute through screws;
the fan wind wheel is arranged below the upper fan volute, a motor shaft of the AC/DC motor penetrates through the upper fan volute and is connected with the fan wind wheel, the fan wind wheel rotates on the motor shaft, and the fan wind wheel is placed in a cavity between the upper fan volute and the lower fan volute;
the lower volute of the fan is fixed with the upper volute of the fan through screws.
9. The fan as claimed in claim 8, wherein the top of the fan housing is provided in a mesh configuration.
10. The fan of claim 8 wherein the fan lower volute is arranged in a volute-like configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120806086.2U CN214755769U (en) | 2021-04-19 | 2021-04-19 | AC/DC motor and fan thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120806086.2U CN214755769U (en) | 2021-04-19 | 2021-04-19 | AC/DC motor and fan thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214755769U true CN214755769U (en) | 2021-11-16 |
Family
ID=78611162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120806086.2U Active CN214755769U (en) | 2021-04-19 | 2021-04-19 | AC/DC motor and fan thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214755769U (en) |
-
2021
- 2021-04-19 CN CN202120806086.2U patent/CN214755769U/en active Active
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