CN211701732U - High-efficiency driving motor device for cooling fan - Google Patents
High-efficiency driving motor device for cooling fan Download PDFInfo
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- CN211701732U CN211701732U CN202020028910.1U CN202020028910U CN211701732U CN 211701732 U CN211701732 U CN 211701732U CN 202020028910 U CN202020028910 U CN 202020028910U CN 211701732 U CN211701732 U CN 211701732U
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- silicon steel
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Abstract
The utility model relates to a high efficiency radiator fan driving motor device is great to solving current like radiator fan motor volume, and efficiency is lower, and energy-conserving effect is low, especially small-size fan moves the not good enough technical problem of reliability and designs under high rotational speed. The amorphous stator component of the driving motor device comprises an insulating frame, a motor and a driving control board; the motor of the driving control panel is provided with an upper insulating frame and a lower insulating frame, the motor is arranged between the lower insulating frame and a magnet, an amorphous silicon steel sheet of the motor is a stator magnetic conductance assembly rolled by an amorphous material, the amorphous silicon steel sheet is in an arc cylindrical shape, the shapes of the upper insulating frame and the coil correspond to the shape of the amorphous silicon steel sheet, the arc ends of the amorphous silicon steel sheet are symmetrically arranged in pairs by taking a shaft core of a fan blade rotor as a center, the amorphous silicon steel sheets are respectively arranged in the upper insulating frame, and the upper insulating frame is respectively arranged in the coil; the magnetic sheet is embedded in the hub of the fan blade rotor and is a magnetizing magnetic sheet.
Description
Technical Field
The utility model relates to a radiator fan is a high efficiency radiator fan driving motor device.
Background
The heat dissipation fan generally refers to a fan used for heat dissipation of main board devices such as a CPU and a graphics card, and some of the heat dissipation fans are further provided with heat dissipation fins, which mainly aim to conduct heat and blow the heat to nearby air, so as to achieve a cooling effect. The main component in the existing cooling fan is an electric motor (motor), which is a device for converting electric energy into mechanical energy, and a rotating magnetic field is generated by utilizing an electrified coil (stator component winding) and acts on a rotor (such as a squirrel-cage closed aluminum frame) to form magnetoelectric power rotating torque. The motor mainly comprises a stator component and a rotor, and the direction of the forced movement of the electrified conducting wire in a magnetic field is related to the current direction and the direction of a magnetic induction line (magnetic field direction). At present, the material used by the stator assembly iron core is mainly traditional silicon steel material, and silicon steel lamination or silicon steel powder is cast into relevant parts in the motor, but the motor produced by adopting the mode has higher loss, especially the motor controlled by high frequency and high speed has larger processing difficulty. The stator of the internal stator type motor is mostly formed by laminating a plurality of silicon steel sheet punching sheets, in order to embed a stator magnet exciting coil, a plurality of tooth sheets pointing to the center of the stator punching sheet are punched inwards on the silicon steel sheet along a magnetic yoke of the silicon steel sheet, namely, the stator consists of a stator yoke part and a stator tooth part, and the stator coil is wound on the stator tooth part. For example, the utility model discloses a new high-speed motor as the application number 201520089289.9 disclosed in the chinese patent document, the granted publication date 2015.07.08; the high-speed motor comprises a shell, a bracket, a main shaft, a coil, an iron-based amorphous alloy stator, an iron core, a rotor and a permanent magnet, wherein the iron-based amorphous alloy stator and the iron core are tightly arranged on the inner wall of the shell, and the coil is arranged on the iron-based amorphous alloy stator and the iron core. However, with the development of maximization of power consumption and miniaturization of size of servers and communication equipment, the application design of the rotating speed of the small cooling fan is higher and higher, the current and energy-saving requirements are higher and higher, and the current cooling fan motor material cannot meet the requirements of small size, high efficiency and low power consumption.
Disclosure of Invention
In order to overcome the defects, the utility model aims to provide a high-efficiency cooling fan driving motor device applying novel material design for the field, so that the motor size of the existing similar cooling fan is large, the efficiency is low, the energy-saving effect is low, and especially a small fan runs at a high rotating speed and has poor reliability. The purpose is realized by the following technical scheme.
A high-efficiency driving motor device of a cooling fan comprises an amorphous stator component, a motor and a driving control panel, wherein the motor is arranged on the driving control panel through an insulating frame; the utility model has the advantages of its structural design main points are drive control panel's electric motor is equipped with insulating frame and lower insulating frame, and electric motor sets up under between insulating frame and the magnet, and electric motor's amorphous silicon steel sheet is the stator magnetic conductance subassembly that amorphous material rolled up, and two bisymmetry settings of amorphous silicon steel sheet, amorphous silicon steel sheet set up respectively in last insulating frame, set up respectively in the coil in going up the insulating frame. The stator magnetic conductance assembly made of the amorphous material is matched with the upper insulating frame, and an enameled wire is wound on the upper insulating frame to complete the assembly of the amorphous material stator assembly. The stator magnetic conductance subassembly has high magnetic conductance characteristic, realizes same magnetic conductance performance with littleer volume, and then further reduces stator module's volume, reduces stator module's diameter. Meanwhile, the motor reduces the temperature of the motor by utilizing the low iron loss of the amorphous material, so that the motor efficiency of the fan is improved under the high-speed operation of the small-sized cooling fan, and the temperature rise of the motor is reduced.
The amorphous silicon steel sheet is in an arc column shape, the shapes of the upper insulating frame and the coil correspond to the shape of the amorphous silicon steel sheet, and the arc ends of the amorphous silicon steel sheet are arranged in pairwise symmetry by taking the shaft core of the fan blade rotor as the center. The structure further reduces the volume of the stator assembly and enhances the magnetic conductance performance of the stator assembly.
And the lower insulating frame and one side of the motor of the magnet are respectively provided with an arc-shaped bulge, and the magnet penetrates through the shaft core of the fan blade rotor and is positioned in the hub of the fan blade rotor. The structure is convenient for the motor to be fixed in the fan blade rotor through the lower insulating frame and the magnet.
Magnetic sheets are embedded in the hub of the fan blade rotor and are magnetized. The magnetic sheets are embedded in the fan wheel hub, the design fully utilizes the thickness and the size of the fan to reduce the diameter of the fan wheel hub, and the ventilation area of the fan is increased; meanwhile, the magnetic sheet is easier to construct, the traditional motor shell structure is omitted, the magnetic sheet is magnetized independently and then assembled into the hub of the fan blade rotor, the difficulty of the whole fan assembly process is reduced, and the assembly time is saved.
The utility model has reasonable structural design, convenient processing, production and assembly, small volume, slow temperature rise and strong magnetic conductance performance; the motor is suitable for being used as a driving motor device of a high-efficiency cooling fan and further improving similar products.
Drawings
Fig. 1 is a schematic diagram of an explosion structure according to an embodiment of the present invention.
Fig. 2 is a schematic perspective view of fig. 1.
Fig. 3 is a schematic bottom view of fig. 2.
Fig. 4 is a schematic cross-sectional structure of fig. 2.
Fig. 5 is a schematic view of the inner structure of the fan blade rotor of the present invention.
Fig. 6 is a schematic view of an explosion structure between the fan blade rotor and the magnet according to the present invention.
Figure number and name: 1. the fan comprises a fan seat, 2, a drive control board, 3, a lower insulating frame, 4, an amorphous silicon steel sheet, 5, an upper insulating frame, 6, a coil, 7, a magnet, 8 and a fan blade rotor.
Detailed Description
The structure and use of the present invention will now be further described with reference to the accompanying drawings. As shown in fig. 1-6, the amorphous stator assembly of the driving motor device comprises an insulation frame, a motor and a driving control board 2, wherein the motor is arranged on the driving control board through the insulation frame, and the insulation frame, the motor and the driving control board are connected into a whole and arranged on a middle pipe of a fan seat 1 to be used as a stator structure; magnetic sheets are embedded in the hub of the fan blade rotor 8, the magnetic sheets are magnetizing magnetic sheets and are used as rotor structures, the shaft core of the fan blade rotor is sleeved in the middle pipe of the fan seat, and therefore a magnetic field in the stator structure exerts force on current to enable the fan blade rotor to rotate. The concrete structure is as follows: the motor of drive control board is equipped with insulating frame 5 and lower insulating frame 3, and the motor sets up between lower insulating frame and magnet 7, and the amorphous silicon steel sheet 4 of motor is the stator magnetic conductance subassembly that amorphous material rolled up, and two bisymmetry settings of amorphous silicon steel sheet, amorphous silicon steel sheet set up respectively in last insulating frame, set up respectively in coil 6 in going up the insulating frame. The amorphous silicon steel sheet is in an arc column shape, the shapes of the upper insulating frame and the coil correspond to the shape of the amorphous silicon steel sheet, and the arc ends of the amorphous silicon steel sheet are arranged in pairwise symmetry by taking the shaft core of the fan blade rotor as the center. Arc-shaped bulges are respectively arranged on the lower insulating frame and one side of the motor of the magnet, and the magnet penetrates through the shaft core of the fan blade rotor and is positioned in the hub of the fan blade rotor.
In summary, the components of the driving motor device, such as the winding sheet amorphous material, the upper insulating wire frame, the lower insulating wire frame, the coil, the fan blade rotor, the driving control board, and the like, are assembled into a small-sized heat dissipation fan to form the heat dissipation fan. The first purpose of this driving motor device is to provide a stator to alleviate the technical problem that the motor loss is big or the motor efficiency is low among the prior art. The motor is reduced in height and size under the condition that the rotating speed of the cooling fan is the same, so that the size of the cooling fan blades is increased, the air quantity is increased, and the effect of low power consumption is achieved at a lower rotating speed under the condition of the same cooling air quantity due to the fact that the sizes of the blades are increased.
Claims (4)
1. A high-efficiency driving motor device of a cooling fan comprises an amorphous stator component, a motor and a driving control panel (2), wherein the motor is arranged on the driving control panel through an insulating frame, the motor and the driving control panel are connected into a whole and arranged in a middle pipe of a fan seat (1), and a shaft core of a fan blade rotor (8) is sleeved in the middle pipe of the fan seat; the motor of drive control board (2) is equipped with insulating frame (5) and lower insulating frame (3), and the motor sets up between lower insulating frame and magnet (7), and the stator magnetic conductance subassembly of making is rolled up for amorphous material in motor's amorphous silicon steel sheet (4), and two bisymmetry settings of amorphous silicon steel sheet, amorphous silicon steel sheet set up respectively in last insulating frame, set up respectively in coil (6) in going up the insulating frame.
2. The driving motor apparatus of the high efficiency heat dissipating fan according to claim 1, wherein the amorphous silicon steel sheet (4) is in a shape of a circular arc column, the shapes of the upper insulating frame (5) and the coil (6) correspond to the shape of the amorphous silicon steel sheet, and the circular arc ends of the amorphous silicon steel sheet are symmetrically arranged in pairs centered on the axis of the fan blade rotor (8).
3. The driving motor apparatus of high efficiency heat dissipation fan as defined in claim 2, wherein the lower insulating frame (3) and the magnet (7) are provided with circular arc-shaped protrusions on the motor side, respectively, and the magnet is located in the hub of the fan blade rotor through the axial core of the fan blade rotor (8).
4. The apparatus as claimed in claim 1, wherein a magnetic sheet is embedded in the hub of the blade rotor (8), and the magnetic sheet is a magnetizing magnetic sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020028910.1U CN211701732U (en) | 2020-01-07 | 2020-01-07 | High-efficiency driving motor device for cooling fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020028910.1U CN211701732U (en) | 2020-01-07 | 2020-01-07 | High-efficiency driving motor device for cooling fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211701732U true CN211701732U (en) | 2020-10-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020028910.1U Active CN211701732U (en) | 2020-01-07 | 2020-01-07 | High-efficiency driving motor device for cooling fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211701732U (en) |
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2020
- 2020-01-07 CN CN202020028910.1U patent/CN211701732U/en active Active
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| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 315423 No.1, Shengjiu Ring Road, industrial park, Dayin Town, Yuyao City, Ningbo City, Zhejiang Province Patentee after: Ningbo Shengjiu Technology Co.,Ltd. Address before: 315423 No.1, Shengjiu Road, industrial park, Dayin Town, Yuyao City, Ningbo City, Zhejiang Province Patentee before: Ningbo Shengjiu Cabinet Lock Co.,Ltd. |