CN112769278B - High-rotating-speed motor and assembling method thereof - Google Patents
High-rotating-speed motor and assembling method thereof Download PDFInfo
- Publication number
- CN112769278B CN112769278B CN202110311583.XA CN202110311583A CN112769278B CN 112769278 B CN112769278 B CN 112769278B CN 202110311583 A CN202110311583 A CN 202110311583A CN 112769278 B CN112769278 B CN 112769278B
- Authority
- CN
- China
- Prior art keywords
- bearing
- rotating shaft
- shell
- connecting plate
- bearing sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/161—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Motor Or Generator Frames (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a high-speed motor and an assembling method thereof, comprising a shell, rotatory pivot and bearing housing, the casing is for controlling the equal open loop configuration in both ends, be provided with the collar with the casing coaxial line in the casing, the external diameter of collar is less than the internal diameter of casing and the length of collar along left right direction is less than the length of casing along left right direction, the equipartition has a plurality of guide vane between the inner wall of collar and casing, stator installation cavity and bearing installation cavity have been equipped with in proper order from left right side in the collar, the middle part is equipped with annular bellying in the stator installation cavity of collar, the right part outer wall of bearing housing and the left part inner wall looks adaptation of casing and the right part outer wall of bearing housing insert and establish in the left part inner wall of casing, rotatory pivot is inserted in bearing housing and casing along left right direction, the cover is equipped with the magnetic ring on the middle part of rotatory pivot, install stator module in the stator installation cavity. The invention has the advantages of difficult resonance, low noise and the like.
Description
Technical Field
The invention belongs to the technical field of motors, and particularly relates to a high-rotation-speed motor and an assembling method thereof.
Background
High rotational speed motor is because the rotational speed is high, and the volume is less than the ordinary dry motor of power far away, and high rotational speed motor has cancelled and has passed honored reduction gears, and high rotational speed motor has motor power density height, effective material saving, and transmission efficiency is high, advantage such as dynamic response is fast, however the electrical apparatus that the consumer used in the existing market, the motor that uses on electrical apparatus such as fan, hair-dryer, dust catcher easily produces resonance when high-speed operation, and the running noise is big.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a high-rotating-speed motor which is not easy to resonate and has low noise and an assembling method thereof.
In order to solve the technical problems, the invention adopts the following technical scheme:
a high-rotation-speed motor comprises a casing, a rotating shaft and a bearing sleeve, wherein the casing is of an annular structure with both left and right ends open, a mounting ring coaxial with the casing is arranged in the casing, the outer diameter of the mounting ring is smaller than the inner diameter of the casing, the length of the mounting ring in the left-right direction is smaller than the length of the casing in the left-right direction, a plurality of air guide sheets are uniformly distributed between the mounting ring and the inner wall of the casing, a stator mounting cavity and a bearing mounting cavity are sequentially arranged in the mounting ring from left to right, an annular bulge part is arranged in the middle part in the stator mounting cavity of the mounting ring, the right outer wall of the bearing sleeve is matched with the left inner wall of the casing, the right outer wall of the bearing sleeve is inserted in the left inner wall of the casing, the rotating shaft is inserted in the bearing sleeve and the casing in the left-right direction, a magnetic ring is sleeved on the middle part of the rotating shaft, a stator assembly is arranged in the stator mounting cavity, and the stator assembly is sleeved on the rotating shaft, the left end part of the stator assembly penetrates the bearing sleeve to the left side of the bearing sleeve, a first bearing is sleeved on a rotating shaft between the stator assembly and the bearing sleeve, a second bearing is installed in a bearing installation cavity of the installation ring, the second bearing sleeve is arranged on the right part of the rotating shaft, a first noise reduction assembly and a second noise reduction assembly are respectively arranged on the left side and the right side of a magnetic ring on the rotating shaft, a fan blade is installed on the right end part of the rotating shaft and located in the right part of the casing, and a connecting plate assembly is fixed on the left side surface of the bearing sleeve.
Stator module includes stator core, first line frame, second line frame and a plurality of contact pin, the stator core cover is established on the left middle part of second line frame, the second line frame corresponds the setting with first line frame left and right sides, first line frame inserts stator core's left middle part from left right side, be equipped with a plurality of coil winding between first line frame and the second line frame, a plurality of contact pin equipartition is on the left surface of first line frame, it crosses the pinhole to be equipped with a plurality of on the bearing housing, a plurality of crosses the pinhole and equals and a plurality of cross pinhole and a plurality of contact pin one-to-one setting with a plurality of contact pin of quantity of pinhole and a plurality of contact pin, a plurality of contact pin is worn out a plurality of respectively left side and is crossed the pinhole and extend the left side of bearing housing.
The first noise reduction assembly comprises a first noise reduction wheel, the second noise reduction assembly comprises a second noise reduction wheel, and a plurality of leaf-shaped teeth are uniformly distributed on the circumference of the first noise reduction wheel and the circumference of the second noise reduction wheel respectively.
The connecting plate subassembly includes connecting plate and connecting plate plug-in components, and the connecting plate is fixed on the left surface of bearing housing and connecting plate and contact pin looks welding, and connecting plate plug-in components welds on the left surface of connecting plate.
The noise reduction device is characterized by further comprising a first spring and a second spring, wherein the first spring and the second spring are sleeved on the rotating shaft, the first spring is located between the first noise reduction wheel and the first bearing, and the second spring is located between the second noise reduction wheel and the second bearing.
A first glue storage groove is formed in the inner wall of the bearing installation cavity of the installation ring in the left-right direction.
And a second glue storage groove is formed in the mounting position of the first bearing on the rotating shaft, and a third glue storage groove is formed in the mounting position of the second bearing on the rotating shaft.
The anti-vibration ring is sleeved on the first bearing.
A notch is formed in the lower side of the left end of the casing, a wiring terminal is arranged in the notch, and a positioning groove is formed in the upper side of the left end of the casing.
The invention also discloses an assembling method of the high-rotating-speed motor, which comprises the following steps:
(1) sleeving a magnetic ring on the rotating shaft along the left and right directions, sleeving a first noise reduction wheel and a second noise reduction wheel on the left and right sides of the magnetic ring on the rotating shaft respectively, sleeving a first spring and a second spring on the left side of the first noise reduction wheel and the right side of the second noise reduction wheel on the rotating shaft respectively, and sleeving a second bearing on a third glue storage groove of the rotating shaft;
(2) then, installing the anti-vibration ring in the bearing sleeve, and installing the first bearing in the anti-vibration ring;
(3) then, respectively installing a first bobbin and a second bobbin in the left middle part and the right middle part of the stator core, and uniformly inserting a plurality of coil windings between the first bobbin and the second bobbin;
(4) a stator core is arranged in a stator mounting cavity in a shell, a rotating shaft is arranged in the stator core along the left-right direction, the rotating shaft sequentially penetrates through a first wire frame, the stator core, a second wire frame and a bearing mounting cavity of the shell to extend to the right side of the bearing mounting cavity in the shell rightwards, then a bearing sleeve is inserted into the left part in the shell rightwards, the first bearing sleeve is sleeved on the rotating shaft, the left end part of the rotating shaft is inserted in the bearing sleeve, and a plurality of contact pins respectively penetrate through a plurality of needle passing holes leftwards to extend to the left side of the bearing sleeve;
(5) finally, the fan blade is installed on the right end portion of the rotating shaft in the machine shell, then the connecting plate plug-in is welded on the left side face of the connecting plate, then the connecting plate is fixed on the left side face of the bearing sleeve, and the plurality of contact pins are inserted into the connecting plate and welded with the connecting plate.
By adopting the technical scheme, the invention has the following beneficial effects:
(1) the invention is provided with the first spring and the second spring, the first spring and the second spring are respectively in abutting connection with the first bearing and the second bearing, and have the function of vibration reduction, so that the invention is not easy to resonate, and the resonance and the noise of the invention in the operation process can be reduced;
(2) the invention is provided with a first noise reduction wheel and a second noise reduction wheel, a plurality of leaf-shaped teeth are respectively and uniformly distributed on the circumferences of the first noise reduction wheel and the second noise reduction wheel, the arrangement of the first noise reduction wheel and the second noise reduction wheel can reduce the magnetic pulling force between a magnetic ring and a first bearing and a second bearing, and reduce the electromagnetic noise, and the leaf-shaped teeth on the first noise reduction wheel and the second noise reduction wheel can generate certain wind power in the running process of the invention to reduce the internal temperature of the invention, and also facilitate the elimination of the electromagnetic noise;
(3) the bearing sleeve is also provided with the anti-vibration ring, the anti-vibration ring has the anti-vibration effect, the concentricity of the rotating shaft can be calibrated, and the phenomenon that the motor resonates due to poor concentricity in the conventional motor, so that huge noise is generated is solved;
(4) the second glue storage groove is arranged to facilitate fixing of the first bearing, and the first glue storage groove and the third glue storage groove are arranged to facilitate fixing of the second bearing;
in conclusion, the invention has the advantages of difficult resonance, low noise and the like.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a right side view of FIG. 1;
fig. 4 is a view on a-a in fig. 3.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-4, the high-speed motor of the present invention comprises a casing 1, a rotating shaft 2 and a bearing sleeve 3, wherein the casing 1 is an annular structure with both left and right ends open, a mounting ring 4 coaxial with the casing 1 is arranged in the casing 1, the outer diameter of the mounting ring 4 is smaller than the inner diameter of the casing 1, the length of the mounting ring 4 in the left-right direction is smaller than the length of the casing 1 in the left-right direction, a plurality of wind-guiding sheets 5 are uniformly distributed between the mounting ring 4 and the inner wall of the casing 1, the plurality of wind-guiding sheets 5 have the functions of wind direction positioning and facilitating the outflow of wind speed, a stator mounting cavity and a bearing mounting cavity are sequentially arranged in the mounting ring 4 from left to right, an annular bulge is arranged in the middle part of the stator mounting cavity of the mounting ring 4, the annular bulge has the functions of anti-slip and the like, the right outer wall of the bearing sleeve 3 is matched with the left inner wall of the casing 1, and the right outer wall of the bearing sleeve 3 is inserted into the left inner wall of the casing 1, the bearing sleeve 3 is made of metal materials, the bearing sleeve 3 is provided with a hollowed-out needle passing hole, the outer wall of the bearing sleeve 3 is provided with a reinforcing rib for being matched with the shell 1 for use, the whole concentricity of the invention is improved, the resonance phenomenon can be reduced, the needle passing hole is convenient for leading out a contact pin 13 and is also convenient for heat dissipation, when the bearing sleeve 3 is connected with a first bobbin stator core and the like, the fixed connection can be realized only by using special glue water, the installation is simple, convenient and efficient, the rotating shaft 2 is inserted in the bearing sleeve 3 and the shell 1 along the left-right direction, the middle part of the rotating shaft 2 is sleeved with the magnetic ring 6, the stator assembly is installed in the stator installation cavity and is sleeved on the rotating shaft 2, the left end part of the stator assembly penetrates the bearing sleeve 3 to the left side of the bearing sleeve 3 leftwards, the rotating shaft 2 between the stator assembly and the bearing sleeve 3 is sleeved with the first bearing 7, the bearing installation cavity of the installation ring 4 is internally provided with a second bearing 8, the second bearing 8 is sleeved with a 3 and is arranged at the right part of the rotating shaft 2, the left side and the right side of a magnetic ring 6 on the rotating shaft 2 are respectively provided with a first noise reduction assembly and a second noise reduction assembly, the right end part of the rotating shaft 2 is provided with a fan blade 9, the fan blade 9 is in the shape of a circular arc sector curved surface, the number of the fan blades is 11-15 pages and is used for outputting strong wind pressure, the fan blade 9 is positioned in the right part of the shell 1, the left side surface of the bearing sleeve 3 is fixedly provided with a connecting plate assembly, the first bearing 7 and the second bearing 8 are respectively arranged at the left part and the right part of the rotating shaft 2, compared with the prior art that two bearings are arranged together, the mode that the first bearing 7 and the second bearing 8 are separately arranged and installed is beneficial to reducing resonance.
The stator component comprises a stator core 10, the stator core 10 is of an integrated structure formed by mixing steel and plastic, six grooves are distributed in two stages, a first line frame 11, a second line frame 12 and a plurality of contact pins 13 are formed, the contact pins 13 are square columns, the coil windings can be assembled more firmly, are not easy to fall off and are convenient to weld with a connecting plate 16 when being inserted on the connecting plate 16, the stator core 10 is sleeved on the left middle part of the second line frame 12, the second line frame 12 is arranged corresponding to the first line frame 11 from left to right, the first line frame 11 is inserted into the left middle part of the stator core 10 from left to right, the plurality of coil windings are arranged between the first line frame 11 and the second line frame 12, the plurality of contact pins 13 are uniformly distributed on the left side surface of the first line frame 11, the bearing sleeve 3 is provided with a plurality of needle passing holes, the number of the needle passing holes is equal to the number of the plurality of contact pins 13, and the plurality of needle passing holes are arranged corresponding to the plurality of contact pins 13 one by one, the plurality of contact pins 13 respectively penetrate through the plurality of needle passing holes to the left and extend to the left side of the bearing sleeve 3.
The first noise reduction assembly comprises a first noise reduction wheel 14, the second noise reduction assembly comprises a second noise reduction wheel 15, a plurality of leaf-shaped teeth are uniformly distributed on the circumference of the first noise reduction wheel 14 and the circumference of the second noise reduction wheel 15 respectively, the first noise reduction wheel 14 and the second noise reduction wheel 15 are made of metal magnetic isolation materials and are arranged on two sides of the magnetic ring 6, magnetic pulling force between the magnetic ring 6 and the first bearing 7 and the magnetic pulling force between the magnetic ring 6 and the second bearing 8 are reduced conveniently, electromagnetic noise is reduced, the leaf-shaped teeth on the first noise reduction wheel 14 and the second noise reduction wheel 15 are reduced conveniently, temperature in the casing 1 is reduced, and the electromagnetic noise is also eliminated conveniently.
The connecting plate 16 assembly comprises a connecting plate 16 and a connecting plate plug-in 17, the connecting plate 16 is fixed on the left side surface of the bearing sleeve 3, the connecting plate 16 is welded with the contact pin 13, and the connecting plate plug-in 17 is welded on the left side surface of the connecting plate 16.
The vibration-damping device further comprises a first spring 18 and a second spring 19, the first spring 18 and the second spring 19 are sleeved on the rotating shaft 2, the first spring 18 is located between the first noise-reducing wheel 14 and the first bearing 7, the second spring 19 is located between the second noise-reducing wheel 15 and the second bearing 8, the first spring 18 and the second spring 19 can effectively damp vibration, and resonance and noise generated by resonance during operation of the vibration-damping device are reduced.
A first glue storage groove is formed in the inner wall of the bearing installation cavity of the installation ring 4 in the left-right direction, and glue is filled in the first glue storage groove when the bearing installation cavity is used, so that the second bearing 8 is convenient to fix.
The second glue storage groove has been seted up to the department of installation of first bearing 7 on the rotatory pivot 2, and the second glue storage inslot intussuseption is filled with glue when using, is convenient for fixed first bearing 7, and the third glue storage groove has been seted up to the department of installation of second bearing 8 on the rotatory pivot 2, and the third glue storage groove intussuseption is filled with glue when using, is convenient for fix second bearing 8.
The vibration-proof ring 20 is sleeved on the first bearing 7, the vibration-proof ring 20 is made of high-position-resistant and wear-resistant plastic materials, has the effects of wear resistance, high temperature resistance and vibration prevention, and is convenient for calibrating the concentricity of the rotating shaft 2, resonance is reduced, and noise is reduced.
The lower side of the left end of the casing 1 is provided with a notch, a wiring terminal 21 is arranged in the notch, wiring of the wiring terminal 21 is facilitated, a positioning groove 22 is formed in the upper side of the left end of the casing 1, the positioning groove 22 is 2mm and is convenient to position, and the rotating speed range of the invention is 1-18 million revolutions per minute.
The invention also discloses an assembling method of the high-rotating-speed motor, which comprises the following steps:
(1) sleeving a magnetic ring 6 on a rotating shaft 2 along the left-right direction, sleeving a first noise reduction wheel 14 and a second noise reduction wheel 15 on the left side and the right side of the magnetic ring 6 on the rotating shaft 2 respectively, sleeving a first spring 18 and a second spring 19 on the left side of the first noise reduction wheel 14 and the right side of the second noise reduction wheel 15 on the rotating shaft 2 respectively, and sleeving 3 a second bearing 8 on a third glue storage groove of the rotating shaft 2;
(2) then, the anti-vibration ring 20 is arranged in the bearing sleeve 3, and the first bearing 7 is arranged in the anti-vibration ring 20;
(3) then, respectively installing a first wire frame 11 and a second wire frame 12 in the left middle part and the right middle part of the stator core 10, and uniformly inserting a plurality of coil windings between the first wire frame 11 and the second wire frame 12;
(4) a stator core 10 is arranged in a stator mounting cavity in a machine shell 1, then a rotating shaft 2 is arranged in the stator core 10 along the left-right direction, the rotating shaft 2 sequentially penetrates through a first wire frame 11, the stator core 10, a second wire frame 12 and a bearing mounting cavity of the machine shell 1 to the right side of the bearing mounting cavity in the machine shell 1 rightwards, then a bearing sleeve 3 is inserted into the left part in the machine shell 1 rightwards, a first bearing 7 sleeve 3 is arranged on the rotating shaft 2, the left end part of the rotating shaft 2 is inserted in the bearing sleeve 3, and a plurality of contact pins 13 respectively penetrate out of a plurality of needle passing holes leftwards to extend to the left side of the bearing sleeve 3;
(5) finally, the fan blade 9 is installed on the right end part of the rotating shaft 2 in the machine shell 1, then the connecting plate plug-in 17 is welded on the left side surface of the connecting plate 16, then the connecting plate 16 is fixed on the left side surface of the bearing sleeve 3, and the plurality of inserting pins 13 are inserted into the connecting plate 16 and welded with the connecting plate 16.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (8)
1. A high rotational speed motor characterized in that: the motor comprises a shell, a rotating shaft and a bearing sleeve, wherein the shell is of an annular structure with both left and right ends open, a mounting ring coaxial with the shell is arranged in the shell, the outer diameter of the mounting ring is smaller than the inner diameter of the shell, the length of the mounting ring along the left and right directions is smaller than the length of the shell along the left and right directions, a plurality of air guide sheets are uniformly distributed between the mounting ring and the inner wall of the shell, a stator mounting cavity and a bearing mounting cavity are sequentially arranged in the mounting ring from left to right, an annular bulge part is arranged in the middle part in the stator mounting cavity of the mounting ring, the right outer wall of the bearing sleeve is matched with the left inner wall of the shell, the right outer wall of the bearing sleeve is inserted in the left inner wall of the shell, the rotating shaft is inserted in the bearing sleeve and the shell along the left and right directions, a magnetic ring is sleeved on the middle part of the rotating shaft, a stator assembly is arranged in the stator mounting cavity, the stator assembly is sleeved on the rotating shaft, the left end part of the stator assembly penetrates through the bearing sleeve to extend to the left side of the bearing sleeve, a first bearing is sleeved on a rotating shaft between a stator component and a bearing sleeve, a second bearing is installed in a bearing installation cavity of an installation ring, the second bearing is sleeved at the right part of the rotating shaft, a first noise reduction component and a second noise reduction component are respectively arranged at the left side and the right side of a magnetic ring on the rotating shaft, a fan blade is installed at the right end part of the rotating shaft and is positioned in the right part of a shell, a connecting plate component is fixed on the left side surface of the bearing sleeve, the stator component comprises a stator core, a first wire frame, a second wire frame and a plurality of contact pins, the stator core is sleeved on the left middle part of the second wire frame, the second wire frame and the first wire frame are correspondingly arranged from left to right, the first wire frame is inserted into the left middle part of the stator core from left to right, a plurality of coil windings are arranged between the first wire frame and the second wire frame, the plurality of contact pins are uniformly distributed on the left side surface of the first wire frame, and a plurality of needle holes are arranged on the bearing sleeve, pinhole and the setting of a plurality of contact pin one-to-one are crossed to the quantity that pinhole and a plurality of contact pin were crossed to a plurality of, and a plurality of contact pin is worn out a plurality of respectively left and is crossed the left side that the pinhole extended the bearing housing, the first subassembly of making an uproar of falling includes the first wheel of making an uproar, and the second falls the subassembly of making an uproar and includes that the second falls the wheel of making an uproar, and the first circumference of falling the wheel of making an uproar and the circumference of falling the second wheel of making an uproar of falling have a plurality of lobate tooth respectively, and the first wheel of making an uproar and the second of falling fall is made by metal magnetism isolating material.
2. A high speed electric motor according to claim 1, wherein: the connecting plate subassembly includes connecting plate and connecting plate plug-in components, and the connecting plate is fixed on the left surface of bearing housing and connecting plate and contact pin looks welding, and connecting plate plug-in components welds on the left surface of connecting plate.
3. A high speed electric motor according to claim 2, wherein: the noise reduction device is characterized by further comprising a first spring and a second spring, wherein the first spring and the second spring are sleeved on the rotating shaft, the first spring is located between the first noise reduction wheel and the first bearing, and the second spring is located between the second noise reduction wheel and the second bearing.
4. A high speed electric motor according to claim 3, wherein: a first glue storage groove is formed in the inner wall of the bearing installation cavity of the installation ring in the left-right direction.
5. A high speed electric machine according to claim 4, wherein: and a second glue storage groove is formed in the mounting position of the first bearing on the rotating shaft, and a third glue storage groove is formed in the mounting position of the second bearing on the rotating shaft.
6. A high speed electric machine according to claim 5, wherein: the anti-vibration ring is sleeved on the first bearing.
7. A high speed electric motor according to claim 6, wherein: a notch is formed in the lower side of the left end of the casing, a wiring terminal is arranged in the notch, and a positioning groove is formed in the upper side of the left end of the casing.
8. A method of assembling a high speed electric motor according to claim 7, wherein: the method comprises the following steps:
(1) sleeving a magnetic ring on the rotating shaft along the left and right directions, sleeving a first noise reduction wheel and a second noise reduction wheel on the left and right sides of the magnetic ring on the rotating shaft respectively, sleeving a first spring and a second spring on the left side of the first noise reduction wheel and the right side of the second noise reduction wheel on the rotating shaft respectively, and sleeving a second bearing on a third glue storage groove of the rotating shaft;
(2) then, installing the anti-vibration ring in the bearing sleeve, and installing the first bearing in the anti-vibration ring;
(3) then, respectively installing a first bobbin and a second bobbin in the left middle part and the right middle part of the stator core, and uniformly inserting a plurality of coil windings between the first bobbin and the second bobbin;
(4) a stator core is arranged in a stator mounting cavity in a shell, a rotating shaft is arranged in the stator core along the left-right direction, the rotating shaft sequentially penetrates through a first wire frame, the stator core, a second wire frame and a bearing mounting cavity of the shell to extend to the right side of the bearing mounting cavity in the shell rightwards, then a bearing sleeve is inserted into the left part in the shell rightwards, the first bearing sleeve is sleeved on the rotating shaft, the left end part of the rotating shaft is inserted in the bearing sleeve, and a plurality of contact pins respectively penetrate through a plurality of needle passing holes leftwards to extend to the left side of the bearing sleeve;
(5) finally, the fan blade is installed on the right end portion of the rotating shaft in the machine shell, then the connecting plate plug-in is welded on the left side face of the connecting plate, then the connecting plate is fixed on the left side face of the bearing sleeve, and the plurality of contact pins are inserted into the connecting plate and welded with the connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110311583.XA CN112769278B (en) | 2021-03-24 | 2021-03-24 | High-rotating-speed motor and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110311583.XA CN112769278B (en) | 2021-03-24 | 2021-03-24 | High-rotating-speed motor and assembling method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112769278A CN112769278A (en) | 2021-05-07 |
| CN112769278B true CN112769278B (en) | 2022-08-16 |
Family
ID=75691406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110311583.XA Active CN112769278B (en) | 2021-03-24 | 2021-03-24 | High-rotating-speed motor and assembling method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112769278B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114157106B (en) * | 2022-01-11 | 2023-05-05 | 苏州铁近机电科技股份有限公司 | Rotor structure assembly method and rotor structure of high-speed motor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5634438B2 (en) * | 2012-05-24 | 2014-12-03 | 三菱電機株式会社 | Electric motor rotor, electric motor, air conditioner, and method of manufacturing electric motor rotor |
| CN204290629U (en) * | 2014-11-27 | 2015-04-22 | 惠州比亚迪电池有限公司 | Motor assembly |
| CN209730948U (en) * | 2018-08-24 | 2019-12-03 | 佛山市顺德区携创电机制造有限公司 | A kind of shock preventing device of rotor |
| CN211958986U (en) * | 2020-06-05 | 2020-11-17 | 深圳飞易达电机有限公司 | High-voltage brushless non-inductive high-rotating-speed motor |
| CN111756166A (en) * | 2020-08-03 | 2020-10-09 | 深圳嘉润升机电有限公司 | High-speed DC brushless motor structure for electric hair dryer |
| CN214480058U (en) * | 2021-03-24 | 2021-10-22 | 深圳飞易达电机有限公司 | High-rotating-speed motor |
-
2021
- 2021-03-24 CN CN202110311583.XA patent/CN112769278B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112769278A (en) | 2021-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5067167B2 (en) | Brushless motor and fan unit | |
| US20080020696A1 (en) | Air-cooled motor | |
| CN212163020U (en) | High-speed motor and electric hair drier | |
| CN112769278B (en) | High-rotating-speed motor and assembling method thereof | |
| CN111478501A (en) | High-speed motor and electric hair drier | |
| KR102030783B1 (en) | A cooling fan | |
| CN214480058U (en) | High-rotating-speed motor | |
| WO2021203909A1 (en) | Electric power tool, motor, and rotor thereof | |
| WO2019119803A1 (en) | Fan assembly and household appliance | |
| CN211183551U (en) | External rotor motor applied to grass trimmer | |
| CN212627367U (en) | Hollow shaft inner rotor motor | |
| CN216086309U (en) | Motor housing and high-speed motor | |
| CN216312829U (en) | High-speed motor | |
| CN220629013U (en) | Brushless motor structure | |
| US20220140693A1 (en) | High-speed motor and assembling method thereof | |
| CN215344168U (en) | Motor housing and high-speed motor | |
| CN216290417U (en) | Switched reluctance motor | |
| CN212486232U (en) | High-rotating-speed brushless dust collector motor | |
| CN216162508U (en) | Novel shaded pole motor | |
| CN216342950U (en) | Brushless fan structure | |
| CN219639122U (en) | Air conditioner and shaftless core axial flow fan thereof | |
| CN214479918U (en) | Motor and novel circulating pump comprising same | |
| CN217935209U (en) | High-speed air duct brushless motor | |
| CN218449737U (en) | Structure for eliminating axial clearance of high-speed motor | |
| CN218335464U (en) | Motor and use its equipment of blowing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |