CN216554490U - Motor integrated fan - Google Patents
Motor integrated fan Download PDFInfo
- Publication number
- CN216554490U CN216554490U CN202122576234.9U CN202122576234U CN216554490U CN 216554490 U CN216554490 U CN 216554490U CN 202122576234 U CN202122576234 U CN 202122576234U CN 216554490 U CN216554490 U CN 216554490U
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- motor
- impeller
- air duct
- guide vanes
- fan
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Abstract
The utility model relates to the technical field of fans, in particular to a motor integrated fan which comprises an air duct, an air inlet, an impeller, a motor, a guide vane and a motor shell, wherein the air duct, the guide vane and the motor shell are connected into an integrated structure, a driving part of the motor is arranged in the motor shell, a shaft extension end of the motor is connected with the impeller, a baffle plate connected with the air duct is arranged at the position of the maximum diameter of a front cover plate of the impeller, and the air inlet is arranged at the front side of the baffle plate. The utility model has the advantages of more compact integral structure, lighter weight, more reasonable operation, lower energy consumption and higher efficiency.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to a motor integrated fan which is compact in structure, efficient, low in noise, low in consumption and light in weight.
Background
The conventional design of the fan is that the motor and the fan components are separately designed and assembled together. Among them, the heating problem of the motor usually has two processing schemes: firstly, a fan is arranged in a motor shell for heat dissipation; secondly, reserving air quantity and an air channel for radiating heat of the motor with the radiating ribs; both of them will increase the energy consumption of the whole fan, increase the size and increase the weight, and the design requirements of compact structure, high efficiency, low noise, low consumption and light weight are difficult to achieve.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and shortcomings of the existing fan in the aspects of heat dissipation and efficiency improvement, and provides a motor integrated fan which is more compact in overall structure, lighter in weight, more reasonable in operation, lower in energy consumption and higher in efficiency while improving the heat dissipation of a motor.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a motor integrated fan comprises an air duct, an air inlet, an impeller, a motor, guide vanes and a motor shell, wherein the air duct, the guide vanes and the motor shell are connected into an integrated structure, a flow channel is formed between every two adjacent guide vanes, and the guide vanes are arranged in an interlayer between the air duct and the motor shell and used as heat dissipation ribs and a support mounting frame of the motor; the driving part of the motor is arranged in the motor shell, the shaft extension end of the motor is connected with the impeller, the maximum diameter position of the front cover plate of the impeller is provided with a baffle plate connected with the air duct, and the front side of the baffle plate is provided with an air inlet.
Further, the height of the baffle is defined to be 2-3 mm in radial clearance distance by taking the impeller as a reference.
Furthermore, the angle of the baffle is set to be vertical to the cylinder wall or consistent with the inclination angle of the front cover plate of the impeller.
Further, the end of the air duct is provided with a mounting flange.
Furthermore, an air inlet rectifying structure and an air inlet connecting flange are arranged at the front end of the air duct.
Further, the guide vane is a space guide vane, a radial guide vane and a flow passage type guide vane.
Has the advantages that: the air inlet is matched with rectification, the baffle plate can effectively reduce the turbulent flow of a flow passage, prevent a large amount of air flow from entering and exiting a region between the outer wall of the air inlet and the outer wall of the front cover plate of the impeller, and also effectively prevent air entering the region from directly penetrating out along the lap joint gap between the impeller and the air inlet to cause leakage, thereby improving the efficiency of the fan; the wind after passing through the impeller passes through a flow passage formed by the guide vanes and the motor shell in a large amount, and simultaneously takes away the heat emitted by the motor shell.
According to the utility model, the air duct, the guide vane and the motor shell are connected into an integral structure, the driving part of the motor is directly installed and fixed in the motor shell, and the motor does not need to be additionally provided with a heat dissipation rib and a motor installation seat, so that the whole fan is more compact, the structure is simpler, the weight is lighter, the processing and manufacturing are convenient, the processing cost is low, and the installation and maintenance are convenient.
The stator had both constituted the air-out passageway of fan, had acted as the heat dissipation muscle of motor again, still was connected the support frame of dryer and motor simultaneously for the installation space of motor is bigger, and the holistic space utilization of fan is higher.
Drawings
FIG. 1 is a schematic view of the external overall structure of the present invention;
in the figure, an air inlet 1, a motor 2, an impeller 3, a shaft disc 4, a connecting assembly 5, a baffle 6, an air duct 7, a guide vane 8, an air inlet connecting flange 9, a motor shell 10 and a mounting flange 11 are arranged.
Detailed Description
The utility model is further illustrated by the following examples and figures.
Fig. 1 shows a motor integrated fan, including dryer 7, air intake 1, impeller 3, motor 2, stator 8 and motor casing 10, dryer 7, stator 8 and motor casing 10 are connected structure as an organic whole, the drive part of motor 2 install in motor casing 10, the axle extension end of motor 2 is connected with impeller 3, and impeller 3 passes through reel 4 and its connecting piece 5 (including axle head pad, locking gasket, flat gasket, spring gasket, nut and bolt) and connects the installation, and this realizes very easily to prior art personnel, does not do here many reducings, the front shroud maximum diameter department of impeller 3 is provided with baffle 6 of being connected with dryer 7, the front side of baffle 6 sets up air intake 1.
A flow channel is formed between every two adjacent guide vanes 8, and the guide vanes 8 are arranged in an interlayer between the air duct 7 and the motor shell 10 and used as heat dissipation ribs and a support mounting frame of the motor.
The height of the baffle 6 is defined as being 2-3 mm with the impeller 3 as a reference and the radial gap distance; baffle 6 can welded connection dryer 7, can with 3 front shroud parallel and level of impeller, also can set up in 3 front sides of impeller 2~3 mm.
The angle of the baffle 6 is set to be vertical to the wall of the air duct 7 or consistent with the inclination angle of the front cover plate of the impeller 3.
The end part of the air duct 7 is provided with a mounting flange 11, and the position and the shape of the air duct can be adjusted according to application occasions.
The front end of the air duct 7 is provided with an air inlet 1 rectifying structure and an air inlet connecting flange 9, and the air inlet 1 rectifying structure can be installed and adjusted according to actual needs. Certainly, the air inlet 1 is not provided with a rectifying structure, and the extending section of the air duct 7 at the air inlet 1 can also play a role in rectifying, so that a basic rectifying effect is achieved.
The guide vanes 8 can be space guide vanes, radial guide vanes and flow passage type guide vanes.
Has the advantages that: the air inlet 1 is matched with rectification, the baffle 6 can effectively reduce the turbulent flow of a flow passage, prevent a large amount of air flow from entering and exiting a region between the outer wall of the air inlet 1 and the outer wall of the front cover plate of the impeller 3, and also effectively prevent the air entering the region from directly penetrating out along the lap joint gap between the impeller 3 and the air inlet 1 to cause leakage, thereby improving the efficiency of the fan; the wind after passing through the impeller 3 passes through a flow channel formed by the guide vanes 8 and the motor shell in a large amount, and simultaneously takes away the heat emitted by the motor shell, and the heat dissipation effect is greatly improved because the wind quantity is large and directly passes by adhering to the motor shell.
According to the utility model, the air duct 7, the guide vane 8 and the motor shell 10 are connected into an integral structure, the driving part of the motor 2 is directly installed and fixed in the motor shell 10, and the motor 2 does not need to be additionally provided with a heat dissipation rib and a motor 2 installation seat, so that the whole fan is more compact, the structure is simpler, the weight is lighter, the processing and the manufacturing are convenient, the processing cost is low, and the installation and the maintenance are convenient.
The stator 8 has both constituted the air-out passageway of fan, has acted as the heat dissipation muscle of motor 2 again, still is connected dryer 7 and motor 2's support frame simultaneously for motor 2's installation space is bigger, and the holistic space utilization of fan is higher.
In conclusion, the utility model has the advantages of more compact integral structure, lighter weight, more reasonable operation, lower energy consumption and higher efficiency.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. A motor integrated fan comprises an air duct (7), an air inlet (1), an impeller (3), a motor (2), guide vanes (8) and a motor shell (10), and is characterized in that the air duct (7), the guide vanes (8) and the motor shell (10) are connected into an integrated structure, a flow channel is formed between every two adjacent guide vanes (8), and the guide vanes (8) are arranged in an interlayer between the air duct (7) and the motor shell (10) and used as heat dissipation ribs and a support mounting frame of the motor (2); the driving part of the motor (2) is installed in the motor shell (10), the shaft extension end of the motor (2) is connected with the impeller (3), a baffle (6) connected with the air duct (7) is arranged at the position of the maximum diameter of a front cover plate of the impeller (3), and an air inlet (1) is formed in the front side of the baffle (6).
2. The motor-integrated fan according to claim 1, wherein the height of the baffle (6) is defined as a radial gap distance of 2 to 3mm with reference to the impeller (3).
3. The integrated motor-fan according to claim 1, wherein the baffle (6) is angled perpendicular to the cylinder wall or at an angle corresponding to the angle of inclination of the front cover of the impeller (3).
4. The integrated motor-fan blower according to claim 1, wherein a mounting flange (11) is provided at an end of the air duct (7).
5. The integrated motor fan as claimed in claim 1, wherein the front end of the air duct (7) is provided with an air inlet connecting flange (9).
6. The electric machine integrated fan of claim 1, characterized in that the guide vanes (8) are space guide vanes, radial guide vanes, flow channel guide vanes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122576234.9U CN216554490U (en) | 2021-10-26 | 2021-10-26 | Motor integrated fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122576234.9U CN216554490U (en) | 2021-10-26 | 2021-10-26 | Motor integrated fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216554490U true CN216554490U (en) | 2022-05-17 |
Family
ID=81567811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122576234.9U Active CN216554490U (en) | 2021-10-26 | 2021-10-26 | Motor integrated fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216554490U (en) |
-
2021
- 2021-10-26 CN CN202122576234.9U patent/CN216554490U/en active Active
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