CN213937614U - Outer rotor permanent magnet fan motor - Google Patents
Outer rotor permanent magnet fan motor Download PDFInfo
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- CN213937614U CN213937614U CN202022437305.2U CN202022437305U CN213937614U CN 213937614 U CN213937614 U CN 213937614U CN 202022437305 U CN202022437305 U CN 202022437305U CN 213937614 U CN213937614 U CN 213937614U
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Abstract
The utility model discloses an external rotor permanent magnet fan motor, including the master control motor, the outside cover of master control motor is established and is installed motor casing, and motor casing's externally mounted has a plurality of heat conduction pieces, motor casing's upper portion is equipped with the casing, motor casing's lower part is equipped with down the casing, it is formed with the cavity with down between casing and the motor casing to go up the casing, the air extractor is installed on motor casing's right side, and the left end transmission of air extractor is connected with the air supply blade, annular louvre has been seted up at the middle part of casing down, and the inside of annular louvre all inlays to establish and installs the filter screen. The utility model discloses in, at first, adopt air exhaust formula heat dissipation protective structure, not only improved fan motor's radiating effect, also improved the life of motor, also improved the effect that the motor used simultaneously, secondly, adopt the cellular-type to inlay and establish mounting structure, not only improved the convenience that the motor installation was dismantled, also improved the effect that the motor used.
Description
Technical Field
The utility model relates to the technical field of electric machines, especially, relate to an external rotor permanent magnet fan motor.
Background
The fan motor is a motor with fan hub and blades, and has uniformly distributed slots along the outer circumference of the fan hub, and the blades are inserted into the slots, and the blades and the fan hub are integrated into one body by means of permanent connection method of welding, sticking, etc.
However, the existing outer rotor permanent magnet fan motor still has partial problems, firstly, when the existing outer rotor permanent magnet fan motor is used, partial heat dissipation mechanisms are simpler to arrange, the heat dissipation effect is lower, and external dust is easy to enter the fan motor through the heat dissipation holes, partial damage is caused to the motor after long-term use, under the condition, the heat dissipation effect of the fan motor is reduced, the service life of the motor is also reduced, the use effect of the motor is also reduced, secondly, when the existing outer rotor permanent magnet fan motor is used, because the installation of the motor needs an external installation shell for installation and protection, while the traditional protection shell is integrally sleeved outside the main control motor, when meeting the problem that needs overhaul, be not convenient for quick assembly disassembly maintenance, this kind of condition has not only reduced the convenience that the motor installation was dismantled, has also reduced the effect that the motor used.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the outer rotor permanent magnet fan motor is provided for solving the problem that the traditional outer rotor permanent magnet fan motor is low in heat dissipation and dustproof effect when in use.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an external rotor permanent magnet fan motor, includes the master control motor, the outside cover of master control motor is established and is installed motor casing, and motor casing's externally mounted has a plurality of heat conduction pieces, motor casing's upper portion is equipped with the casing, motor casing's lower part is equipped with down the casing, it is formed with the cavity down with between casing and the motor casing to go up the casing, the air extractor is installed on motor casing's right side, and the left end transmission of air extractor is connected with the air supply blade, annular louvre has been seted up at the middle part of casing down, and the inside of annular louvre all inlays to establish and installs the filter screen, the intake pipe is installed in the left side that the right side of annular louvre is located the air extractor.
As a further description of the above technical solution:
the heat conduction piece all runs through motor casing and communicates with motor casing inside, the heat conduction piece is aluminium system material and makes.
As a further description of the above technical solution:
the air inlet pipe is communicated with the cavity.
As a further description of the above technical solution:
and a fastening bolt penetrates through the joint of the upper shell and the lower shell, and the upper shell and the lower shell are mutually embedded and connected.
As a further description of the above technical solution:
the motor shaft is installed in the bottom transmission of main control motor, and the outside cover of motor shaft is equipped with the bearing frame.
As a further description of the above technical solution:
and the top of the upper shell is provided with an installation plate.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. in the utility model, an air exhaust type heat dissipation protection structure is adopted, a motor shell is arranged outside a main control motor, a plurality of heat conducting blocks are arranged outside the motor shell, and an air extractor is arranged on the right side of the motor shell, when the main control motor starts to operate, the heat conducting blocks are made of aluminum and have better heat conductivity, the heat conducting blocks lead a large amount of heat generated by the main control motor inside the motor shell out of a cavity, the air extractor is opened to operate simultaneously, the air extractor drives an air supply blade to pump outside air flow and filter the air flow through an annular heat dissipation hole by a filter screen, and finally the air flow enters the cavity through an air inlet pipe, so that the air flow is pumped continuously, the hot air generated in the cavity is continuously replaced, the annular heat dissipation hole dissipates the hot air out of the cavity, the heat dissipation effect is achieved, meanwhile, the filter screen prevents outside dust carried by the air flow from entering the cavity, and the comprehensive arrangement of the structure, the heat dissipation effect of the fan motor is improved, the service life of the motor is prolonged, and meanwhile, the use effect of the motor is improved.
2. The utility model discloses in, adopt the cellular-type to inlay and establish mounting structure, it is fixed all through fastening bolt with lower casing to go up the casing, and junction decides to inlay mutually and establish the installation, it is outside to go up casing and casing built-up fitting cover down and locate motor casing, plays the protecting effect, when needs are dismantled, directly loosens fastening bolt and will go up casing and lower casing separation, carries out the dismouting to motor casing, the setting of this kind of structure has not only improved the convenience that the motor installation was dismantled, has also improved the effect that the motor used.
Drawings
Fig. 1 shows a front view provided in accordance with an embodiment of the present invention;
fig. 2 shows a front cross-sectional view provided in accordance with an embodiment of the present invention;
fig. 3 shows a schematic partial structure diagram provided according to an embodiment of the present invention.
Illustration of the drawings:
1. an upper housing; 2. mounting a plate; 3. an annular heat dissipation hole; 4. a bearing seat; 5. a motor shaft; 6. fastening a bolt; 7. a lower housing; 8. a heat conducting block; 9. a cavity; 10. a motor housing; 11. an air extractor; 12. an air inlet pipe; 13. filtering with a screen; 14. an air supply blade; 15. the master control motor.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an outer rotor permanent magnet fan motor comprises a master control motor 15, a motor shell 10 is sleeved outside the master control motor 15, a plurality of heat conducting blocks 8 are installed outside the motor shell 10, an upper shell 1 is arranged on the upper portion of the motor shell 10, a lower shell 7 is arranged on the lower portion of the motor shell 10, a cavity 9 is formed between the upper shell 1 and the lower shell 7 and the motor shell 10, an air extractor 11 is installed on the right side of the motor shell 10, an air supply blade 14 is connected to the left end of the air extractor 11 in a transmission mode, annular heat dissipation holes 3 are formed in the middle of the lower shell 7, a filter screen 13 is embedded inside the annular heat dissipation holes 3, an air inlet pipe 12 is installed on the right side of the annular heat dissipation holes 3 and located on the left side of the air extractor 11, the air inlet pipe 12 is mainly convenient for external air flow to enter the cavity 9, the heat conducting blocks 8 penetrate through the motor shell 10 and are communicated with the interior of the motor shell 10, and the heat conducting blocks 8 are made of aluminum materials, the inlet pipe 12 is in communication with the cavity 9.
Specifically, as shown in fig. 2, a fastening bolt 6 is installed between the joints of the upper casing 1 and the lower casing 7, and the upper casing 1 and the lower casing 7 are connected to each other in an embedded manner.
Specifically, as shown in fig. 1 and 2, a motor shaft 5 is installed in the bottom end of the main control motor 15 in a transmission mode, the motor shaft 5 is mainly connected with a fan device and drives a motor to operate, a bearing seat 4 is sleeved on the outer side of the motor shaft 5, the bearing seat 4 is mainly used for installing and fixing the motor shaft 5, an installing plate 2 is installed at the top of the upper shell 1, and the installing plate 2 is mainly used for installing the whole fan motor.
The working principle is as follows: when in use, firstly, in order to improve the heat dissipation performance and play a part of dustproof effect, when the main control motor 15 starts to operate, as the heat conduction block 8 is made of aluminum, the heat conduction is better, the heat conduction block 8 guides a large amount of heat generated by the main control motor 15 in the motor shell 10 out of the cavity 9, and simultaneously the air extractor 11 is opened to operate, the air extractor 11 drives the air supply blade 14 to pump outside air flow and filter the air flow through the annular heat dissipation hole 3 by the filter screen 13, and finally the air flow enters the cavity 9 through the air inlet pipe 12, so that the air flow is pumped continuously, hot air generated in the cavity 9 is continuously replaced, the annular heat dissipation hole 3 discharges the hot air outside, the heat dissipation effect is played, meanwhile, the filter screen 13 plays a role in preventing external dust carried by the air flow from entering the cavity 9, secondly, in order to facilitate installation and disassembly, and play a role in protection, the upper shell 1 and the lower shell 7 are both fixed by the fastening bolt 6, and the junction inlays mutually and establishes the installation, goes up the outside that motor casing 10 was located to casing 1 and lower casing 7 aggregate erection cover simultaneously, plays the safeguard effect, when needs are dismantled, directly loosens fastening bolt 6 and separates last casing 1 and lower casing 7, carries out the dismouting to motor casing 10.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. An outer rotor permanent magnet fan motor comprises a main control motor (15), and is characterized in that a motor shell (10) is sleeved outside the main control motor (15), a plurality of heat conducting blocks (8) are arranged outside the motor shell (10), the upper part of the motor shell (10) is provided with an upper shell (1), a lower shell (7) is arranged at the lower part of the motor shell (10), a cavity (9) is formed between the upper shell (1) and the lower shell (7) and the motor shell (10), an air extractor (11) is arranged at the right side of the motor shell (10), and the left end of the air pump (11) is connected with an air supply blade (14) in a transmission way, the middle part of the lower shell (7) is provided with an annular heat dissipation hole (3), and the inside of annular louvre (3) all inlays to be established and installs filter screen (13), intake pipe (12) are installed to the left side that the right side of annular louvre (3) is located air extractor (11).
2. The external rotor permanent magnet fan motor according to claim 1, wherein the heat conducting blocks (8) penetrate through the motor housing (10) and are communicated with the inside of the motor housing (10), and the heat conducting blocks (8) are made of aluminum.
3. An external rotor permanent magnet fan motor according to claim 1, wherein the air inlet duct (12) is interconnected with the cavity (9).
4. The outer rotor permanent magnet fan motor according to claim 1, wherein a fastening bolt (6) is installed between the connection position of the upper casing (1) and the lower casing (7) in a penetrating manner, and the upper casing (1) and the lower casing (7) are connected in an embedded manner.
5. The outer rotor permanent magnet fan motor according to claim 1, wherein a motor shaft (5) is installed at the bottom end of the main control motor (15) in a transmission mode, and a bearing seat (4) is sleeved on the outer side of the motor shaft (5).
6. An outer rotor permanent magnet fan motor according to claim 1, wherein a mounting plate (2) is mounted on top of the upper housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022437305.2U CN213937614U (en) | 2020-10-28 | 2020-10-28 | Outer rotor permanent magnet fan motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022437305.2U CN213937614U (en) | 2020-10-28 | 2020-10-28 | Outer rotor permanent magnet fan motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213937614U true CN213937614U (en) | 2021-08-10 |
Family
ID=77163910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022437305.2U Active CN213937614U (en) | 2020-10-28 | 2020-10-28 | Outer rotor permanent magnet fan motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213937614U (en) |
-
2020
- 2020-10-28 CN CN202022437305.2U patent/CN213937614U/en active Active
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