CN210380405U - Ultrahigh-rotating-speed wind motor - Google Patents
Ultrahigh-rotating-speed wind motor Download PDFInfo
- Publication number
- CN210380405U CN210380405U CN201921411993.6U CN201921411993U CN210380405U CN 210380405 U CN210380405 U CN 210380405U CN 201921411993 U CN201921411993 U CN 201921411993U CN 210380405 U CN210380405 U CN 210380405U
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- stator
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- air duct
- speed wind
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- 239000003292 glue Substances 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- JAYCNKDKIKZTAF-UHFFFAOYSA-N 1-chloro-2-(2-chlorophenyl)benzene Chemical compound ClC1=CC=CC=C1C1=CC=CC=C1Cl JAYCNKDKIKZTAF-UHFFFAOYSA-N 0.000 description 5
- 101100084627 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) pcb-4 gene Proteins 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010073 coating (rubber) Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides an ultra-high rotating speed wind motor, which comprises fan blades, an integrated air duct shell, a motor and a PCB (printed circuit board), wherein the inner wall of the air duct shell is connected with at least two stator fixing pieces, at least two arc-shaped stator radial positioning baffles are arranged between the stator fixing pieces, the stator of the motor is axially connected with the stator fixing pieces, and the stator radial positioning baffles are contacted with the side wall of the stator; one axial side of the stator radial positioning baffle is connected with an insulating end plate, a rotating shaft of the motor penetrates through the insulating end plate to be connected with the fan blade, and the fan blade is arranged in the air duct shell. The technical scheme of the utility model adopts the axial and radial positioning mode, has compact structure and convenient installation, and can ensure concentricity, so that the motor is more accurately fixed and the vibration sound of the bearing running at high speed is reduced; the unique fan blade and air duct design greatly reduces the wind noise and improves the wind outlet efficiency; and a conductive column structure is adopted, so that the production efficiency is improved, and the installation is convenient.
Description
Technical Field
The utility model relates to a motor especially relates to a super high rotational speed wind class motor, if the rotational speed at 8 ten thousand revolutions per minute ~12 ten thousand revolutions per minute.
Background
The motor used for drying an electric hair drier, a bladeless fan, a negative pressure dust collector, a hand drier, a bathroom and the like generally adopts a single-arm beam structure at present, and axial positioning is fixed by glue water, when the coaxiality deviation of the center of a rotor and the center of a stator is larger, starting electromagnetism is asymmetrical, so that noise is generated when the motor is started, the axial positioning is only fixed by the glue water, and two risks are caused by the fact that ① glue is more dispensed, a rolling bearing is stuck, a ② bearing is not firm, and the risk of falling off exists.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model discloses an ultrahigh rotation speed wind class motor.
To this end, the technical scheme of the utility model is that:
the ultrahigh rotating speed wind motor comprises fan blades, an integrated air duct shell, a motor and a PCB (printed Circuit Board), wherein the inner wall of the air duct shell is connected with at least two stator fixing pieces, at least two arc-shaped stator radial positioning baffles are arranged between the stator fixing pieces, the stator of the motor is axially connected with the stator fixing pieces, and the stator radial positioning baffles are in contact with the side walls of the stator; one axial side of the stator radial positioning baffle is connected with an insulating end plate, a rotating shaft of the motor penetrates through the insulating end plate to be connected with the fan blade, and the fan blade is arranged in the air duct shell. Wherein, the wind channel casing is as the casing promptly, also is the mount of rotor simultaneously.
By adopting the technical scheme, the stator fixing part is used as the fixing support of the motor stator, so that the motor is fixed in the air channel shell, the space is saved, the axial length of the whole mechanism is greatly reduced, the installation space of a client is saved, the fine fixation of the motor can be ensured, and the structure is more stable than that of the existing tight fit or glue fixing mode. Meanwhile, the stator of the motor extends into a space surrounded by the stator radial positioning baffle, and the stator radial positioning baffle forms a semi-surrounding structure to ensure the radial positioning of the stator, so that the installation position of the stator is more accurate through double positioning, and the squeaking sound of the starting motor is improved; meanwhile, the air return quantity is reduced, and the air inlet efficiency and the air outlet efficiency are increased.
Further, the stator mounting is for being equipped with the cylinder in screw hole, the stator of motor passes through the screw and is connected with the stator mounting, promptly with wind channel casing fixed connection, can guarantee that the structure of motor is fixed, and is more stable than current tight fit or the fixed structure of glue.
Furthermore, insulating end plate adopts the plastic material, both as the mount as bearing axial positioning, simultaneously as the insulating baffle of motor.
As a further improvement, the stator mounting, the stator radial positioning baffle and the air duct casing are formed integrally.
As a further improvement, the stator mounting symmetry sets up, stator radial positioning baffle symmetry is divided all around at the stator of motor. Furthermore, the number of the stator fixing pieces is three, and the number of the stator radial positioning baffles is three.
As a further improvement of the utility model, the integrated air duct casing inner wall is provided with an air deflector, and the shape of the air deflector is an Archimedes spiral curved surface. The air deflector is connected with the inner wall of the air duct shell into a whole.
As the further improvement of the utility model, the aviation baffle is 7 or 9, and the symmetric distribution is in the wind channel casing of integration.
Furthermore, the air deflector is connected with the stator radial positioning baffle, and the stator radial positioning baffle is connected with the stator fixing piece, so that the stator radial positioning baffle and the stator fixing piece are connected with the shell into a whole through the structure of the air deflector.
As a further improvement, the PCB is equipped with 6 links, the insulating line frame of motor is equipped with 6 and leads electrical pillar, and every leads electrical pillar and the link welded connection that corresponds, 6 links are connected through the star type and are electrically conductive. Wherein, 6 lead electrical pillar and correspond 6 output terminals of three-phase motor respectively, connect through the star type and realize electrically conducting. The conductive column plays a role of conducting electricity to a wiring terminal of the PCB and conducts electricity as star connection; meanwhile, when the positioning device is installed, after the conductive columns of the insulating wire frame of the motor are welded with the PCB, the PCB can be fixed, and the positioning column can also be used as a positioning column of an automatic winding machine.
As a further improvement, the stator of the motor is formed by injection molding in the iron core mold. The technical scheme wraps the motor and the enameled wire part completely to achieve high-voltage resistance and high-voltage insulation, and compared with the traditional high-speed fan, the method greatly saves labor and reduces scrapping of materials; the rubber-coated stator promotes the insulation creepage distance.
As a further improvement of the utility model, the shape of the fan blade is an Archimedes spiral curved surface. Furthermore, the fan blades are 11 or 13. Adopt this technical scheme, guaranteed wind pressure and amount of wind, it is further, fan tip adopts conical structure, guarantees the air inlet efficiency of fan, has greatly reduced wind simultaneously and has made an uproar.
As the utility model discloses a further improvement, it includes magnetic ring, wave washer, bearing, the magnetic ring cover is established in the pivot, insulating end plate connects as axial positioning wave washer, wave washer is the precompression for the bearing, the pivot is passed through the bearing and is connected with the fan blade.
As the utility model discloses a further improvement, the bearing room department of pivot is equipped with the glue groove, prevents like this that glue from spilling over, has solved on the market with glue fixed cause the bearing to glue dead hidden danger, and production efficiency obtains very big improvement simultaneously.
Furthermore, the PCB is of a hexagonal structure.
Compared with the prior art, the beneficial effects of the utility model are that:
the technical scheme of the utility model adopts the axial and radial dual positioning mode, has compact structure and convenient installation, and can ensure concentricity, so that the motor is more accurately fixed and the vibration sound of the bearing running at high speed is reduced; the unique fan blade and air duct design greatly reduces the wind noise and improves the wind outlet efficiency; the unique conductive column structure is adopted, so that the production efficiency is improved, and meanwhile, the installation is convenient; in addition, adopt the mould plastics, the rubber coating stator has promoted insulating creepage distance.
Drawings
Fig. 1 is an exploded schematic view of the wind motor with ultra-high rotation speed of the present invention.
Fig. 2 is a side view of the wind motor with ultra-high rotation speed of the present invention.
Fig. 3 is a schematic cross-sectional structure view of the wind motor with ultra-high rotation speed of the present invention.
Fig. 4 is a schematic structural diagram of an air duct casing of the wind motor with ultrahigh rotation speed according to the present invention.
Fig. 5 is a schematic structural diagram of the motor according to an embodiment of the present invention installed in the casing of the air duct.
Fig. 6 is a schematic structural view of one side of an air deflector of an air duct casing according to an embodiment of the present invention.
Fig. 7 is a schematic cross-sectional structure view of a rotating shaft according to an embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a fan blade according to an embodiment of the present invention.
The reference numerals include: 1-an air duct shell, 2-a motor, 3-fan blades, 4-a PCB (printed Circuit Board), 5-an insulating baffle, 6-a rotating shaft, 7-a magnetic ring, 8-a wave washer, 9-a bearing and 10-a motor stator; 11-stator fixing piece, 12-stator radial positioning baffle, 13-air deflector and 14-screw; 21-conducting column, 22-glue adding trough; 41-connecting end.
Detailed Description
Preferred embodiments of the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 6, an ultrahigh rotating speed wind motor includes a fan blade 13, an air duct casing 1, a motor 2 and a PCB 4, the air duct casing 1 is connected to three stator fixing members 11, three arc-shaped stator radial positioning baffles 12 are disposed between the stator fixing members 11, a stator of the motor 2 is axially connected to the stator fixing members 11, and the stator radial positioning baffles 12 are in contact with the side wall of the motor stator 11; one axial side of the stator radial positioning baffle 12 is connected with an insulating end plate, a rotating shaft 6 of the motor 2 penetrates through the insulating end plate to be connected with a fan blade 13, and the fan blade 13 is arranged in the air duct shell 1. The ultrahigh rotating speed wind motor 2 comprises a magnetic ring 7, a wave-shaped gasket 8 and a bearing 9, wherein the magnetic ring 7 is sleeved on the rotating shaft 6, the insulating end plate is connected with the wave-shaped gasket 8 in an axial positioning mode, the wave-shaped gasket 8 applies pre-pressure to the bearing 9, and the rotating shaft 6 is connected with a fan blade 13 through the bearing 9. The insulating end plate is made of plastic materials, serves as a fixing frame for axial positioning of the bearing 9 and serves as an insulating baffle 5 of the motor 2.
Wherein, the air duct casing 1 is used as a casing and is also a fixing frame of the motor rotor. In this embodiment, stator mounting 11 is for being equipped with the cylinder in screw hole, motor stator 10 passes through screw 14 and is connected with stator mounting 11, promptly with wind channel casing 1 fixed connection, can guarantee that motor 2's structure is fixed, and is more stable than the fixed structure of current tight fit or glue. The stator fixing parts 11 are symmetrically arranged, and the stator radial positioning baffle plates 12 are symmetrically distributed around the motor stator 10.
The inner wall of the air duct shell 1 is provided with an air deflector 13, and the air deflector 13 is in an Archimedes spiral curved surface. The air deflector 13 is connected with the inner wall of the air duct shell 1 into a whole. Preferably, the number of the air deflectors 13 is 7 or 9, and the air deflectors are symmetrically distributed in the integrated air duct casing 1. The stator fixing piece 11, the stator radial positioning baffle 12, the air deflector 13 and the casing of the air duct casing 1 are integrally formed. Further, the air deflector 13 is connected with a stator radial positioning baffle 12, and the stator radial positioning baffle 12 is connected with a stator fixing member 11, so that the stator radial positioning baffle 12 and the stator fixing member 11 are connected with the shell into a whole through the structure of the air deflector 13.
The PCB 4 is provided with 6 connecting ends 41, an insulating wire frame of the motor 2 is provided with 6 conductive posts 21, each conductive post 21 is connected with the corresponding connecting end 41 in a welding mode, and the 6 connecting ends 41 are connected and conducted through a star shape. Wherein, 6 lead electrical pillar 21 and correspond 6 output terminals of three-phase motor 2 respectively, connect through the star type and realize electrically conducting. The conductive post 21 here functions as a connection terminal for conducting electricity to the PCB 4 as a star connection; meanwhile, when the motor 2 is installed, after the conductive column 21 of the insulating wire frame of the motor 2 is welded with the PCB 4, the PCB 4 can be fixed and can also be used as a positioning column of the automatic winding machine.
As shown in fig. 7, a glue adding groove 22 is arranged at the bearing chamber of the rotating shaft 6, so that glue is prevented from overflowing, the hidden danger that the bearing is stuck due to glue fixation in the market is solved, and meanwhile, the production efficiency is greatly improved. The motor stator 10 is formed by molding an iron core in a mold. As shown in fig. 8, the fan blades 13 are shaped as archimedes spiral curved surfaces. Further, the fan blades 13 are 11 or 13.
Further, the motor is a three-phase direct current brushless electrode.
The above-mentioned embodiments are the preferred embodiments of the present invention, and the scope of the present invention is not limited to the above-mentioned embodiments, and the scope of the present invention includes and is not limited to the above-mentioned embodiments, and all equivalent changes made according to the shape and structure of the present invention are within the protection scope of the present invention.
Claims (10)
1. The utility model provides an ultrahigh rotational speed wind class motor which characterized in that: the fan blade type air duct comprises fan blades, an integrated air duct shell, a motor and a PCB, wherein the inner wall of the air duct shell is connected with at least two stator fixing pieces, at least two arc-shaped stator radial positioning baffles are arranged between the stator fixing pieces, the stator of the motor is axially connected with the stator fixing pieces, and the stator radial positioning baffles are in contact with the side walls of the stator; one axial side of the stator radial positioning baffle is connected with an insulating end plate, a rotating shaft of the motor penetrates through the insulating end plate to be connected with the fan blade, and the fan blade is arranged in the air duct shell.
2. The ultra-high speed wind-type electric machine according to claim 1, wherein: the stator fixing piece, the stator radial positioning baffle and the air duct shell are integrally formed.
3. The ultra-high speed wind-type electric machine according to claim 2, wherein: the stator fixing parts are symmetrically arranged, and the stator radial positioning baffle plates are symmetrically arranged around the stator of the motor.
4. The ultra-high speed wind-type electric machine according to claim 3, wherein: the air duct comprises an integrated air duct shell and is characterized in that an air deflector is arranged on the inner wall of the integrated air duct shell, and the air deflector is in an Archimedes spiral curved surface.
5. The ultra-high speed wind-type electric machine according to claim 4, wherein: 7 or 9 air deflectors are arranged and symmetrically distributed in the integrated air duct shell.
6. The ultra-high speed wind-type electric machine according to claim 1, wherein: the PCB board is equipped with 6 links, the insulating line frame of motor is equipped with 6 and leads electrical pillar, and every leads electrical pillar and the link welded connection that corresponds, 6 links are electrically conductive through star type connection.
7. The ultra-high speed wind-type electric machine according to claim 1, wherein: the stator of the motor is integrally formed by adopting iron core in-mold injection molding.
8. The ultra-high speed wind-type electric machine according to claim 1, wherein: the fan blade is in an Archimedes spiral curved surface shape.
9. The ultra-high speed wind turbine according to any one of claims 1 to 8, wherein: the magnetic ring is sleeved on the rotating shaft, the insulating end plate is connected with the wave-shaped gasket in an axial positioning mode, the wave-shaped gasket exerts pre-pressure on the bearing, and the rotating shaft is connected with the fan blade through the bearing.
10. The ultra-high speed wind-type electric machine according to claim 9, wherein: and a glue adding water tank is arranged at the bearing chamber of the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921411993.6U CN210380405U (en) | 2019-08-28 | 2019-08-28 | Ultrahigh-rotating-speed wind motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921411993.6U CN210380405U (en) | 2019-08-28 | 2019-08-28 | Ultrahigh-rotating-speed wind motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210380405U true CN210380405U (en) | 2020-04-21 |
Family
ID=70253628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921411993.6U Active CN210380405U (en) | 2019-08-28 | 2019-08-28 | Ultrahigh-rotating-speed wind motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210380405U (en) |
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2019
- 2019-08-28 CN CN201921411993.6U patent/CN210380405U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 518000, Building 13A, 102, 202, 402, Lantian Science and Technology Park, Di Tang Road, Shasi Community, Shajing Street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Zhongqu Motor Co.,Ltd. Country or region after: China Address before: 518000 4th floor, building 13a, building 1-16, Shaer Industrial Park, Ditang Road, Shajing street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: CHINA DRIVE MOTORS (SHENZHEN) Co.,Ltd. Country or region before: China |