CN213637377U - Side air inlet inner rotating brushless motor - Google Patents
Side air inlet inner rotating brushless motor Download PDFInfo
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- CN213637377U CN213637377U CN202022992841.9U CN202022992841U CN213637377U CN 213637377 U CN213637377 U CN 213637377U CN 202022992841 U CN202022992841 U CN 202022992841U CN 213637377 U CN213637377 U CN 213637377U
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Abstract
The utility model discloses a side air intake inward-rotation brushless motor, wherein a motor shell comprises a shell main body and a shell end cover, a stator component and a rotor component positioned at the inner side of the stator component are embedded in a shell accommodating cavity of the motor shell, and the stator component comprises an organic output shaft and a rotor permanent magnet sleeved and fastened on the motor output shaft; the side air inlet inward rotation brushless motor further comprises an air supply rotating piece, wherein the air supply rotating piece comprises a rotating piece circular ring part, an output shaft connecting part arranged at the front end edge part of the rotating piece circular ring part and a rotating piece extending part arranged at the rear end edge part of the rotating piece circular ring part; the main part ventilation hole is seted up to the shell main part, and the end cover ventilation hole is seted up to the shell end cover, and the output shaft connecting portion of air supply rotor sets up and rotates a ventilation hole. The utility model has the advantages of novel design, good heat dissipation effect.
Description
Technical Field
The utility model relates to a hair-dryer technical field especially relates to a side air inlet adversion brushless motor.
Background
As a widely used household appliance, a hair dryer is widely used in daily life, and there are various types of hair dryer products in the prior art.
For the hair dryer, the hair dryer can be divided into a rear air inlet type hair dryer and a side air inlet type hair dryer according to the difference of air inlet modes; for the rear air inlet type blower, the air inlet of the blower faces backwards, and when the blower works, air flow enters the interior of the blower from back to front and is finally sent out through the air outlet at the front end of the blower; for a side-inlet blower, the air inlet of the blower is open laterally, and during operation, air flows into the blower from the side and finally exits through the air outlet at the front end of the blower.
It should be noted that, for the existing side air inlet type hair dryer, the defects of unreasonable design and poor heat dissipation effect are generally existed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a side air inlet adversion brushless motor to prior art not enough, this side air inlet adversion brushless motor structural design is novel, the radiating effect is good.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
A side air inlet inner-rotation brushless motor comprises a motor shell, wherein the motor shell comprises a shell main body and a shell end cover arranged at the rear end part of the shell main body, a shell accommodating cavity is formed between the shell main body and the shell end cover in the motor shell, a stator assembly and a rotor assembly positioned at the inner side of the stator assembly are embedded in the shell accommodating cavity of the motor shell, the stator assembly comprises a motor output shaft linearly extending along the front-rear direction, a rotor permanent magnet is fixedly sleeved on the motor output shaft, and the front end part of the motor output shaft penetrates through the shell main body and extends to the front end side of the shell main body;
the side air inlet inner-rotation brushless motor also comprises an air supply rotating part, wherein the air supply rotating part comprises a rotating part circular ring part which is in a circular ring shape and is sleeved on the periphery of the motor shell, the edge part of the front end of the rotating part circular ring part is provided with an output shaft connecting part which is in a circular disc shape and is positioned on the front end side of the shell main body, and the front end part of the motor output shaft is connected with the central position of the output shaft connecting part; the rear end edge of the rotating part circular ring part is provided with a rotating part extending part which protrudes outwards in the radial direction and is in a circular ring shape, the front surface of the rotating part extending part is provided with a first blade group which surrounds the periphery of the rotating part circular ring part, the rear surface of the rotating part extending part is provided with a second blade group which surrounds the periphery of the motor shell, the first blade group and the second blade group respectively consist of blades which are distributed in a circular ring shape at uniform intervals, and the first blade group, the second blade group, the rotating part extending part, the rotating part circular ring part and the output shaft connecting part are of an integrated structure;
the main part ventilation hole that runs through completely around and communicate with shell holding chamber is seted up to the shell main part, and the shell end cover is seted up the end cover ventilation hole that runs through completely around and communicate with shell holding chamber, and the rotation piece ventilation hole that runs through completely around the output shaft portion of air supply rotor is seted up.
The motor output shaft is arranged on the shell body, the shell end cover is arranged on the shell body, the front end bearing is arranged on the shell body and corresponds to the motor output shaft, the rear end bearing is arranged on the shell end cover and corresponds to the motor output shaft, the front end portion of the motor output shaft is arranged on the front end bearing, and the rear end portion of the motor output shaft is arranged on the rear end bearing.
The stator assembly comprises a silicon steel sheet group, the silicon steel sheet group is formed by silicon steel sheets which are sequentially arranged from front to back in a stacked mode, and the silicon steel sheet group is wound with a coil winding.
The motor shell is provided with a shell fixing part, and the shell fixing part is provided with a screw mounting hole which completely penetrates in the front and the back.
The shell fixing part is arranged at the edge part of the rear end of the shell main body, the shell fixing part extends in a protruding mode towards the outside in the radial direction, and the shell fixing part and the shell main body are of an integral structure.
Wherein, the air supply rotating piece is a hard plastic piece.
The utility model has the advantages that: the utility model relates to a side air inlet inner rotation brushless motor, which comprises a motor shell, wherein the motor shell comprises a shell main body and a shell end cover arranged at the rear end part of the shell main body, a shell holding cavity is formed inside the motor shell between the shell main body and the shell end cover, a stator assembly and a rotor assembly positioned at the inner side of the stator assembly are embedded in the shell holding cavity of the motor shell, the stator assembly comprises a motor output shaft linearly extending along the front-rear direction, a rotor permanent magnet is fastened on the motor output shaft in a sleeving manner, and the front end part of the motor output shaft passes through the shell main body and extends to the front end side of the shell main body; the side air inlet inner-rotation brushless motor also comprises an air supply rotating part, wherein the air supply rotating part comprises a rotating part circular ring part which is in a circular ring shape and is sleeved on the periphery of the motor shell, the edge part of the front end of the rotating part circular ring part is provided with an output shaft connecting part which is in a circular disc shape and is positioned on the front end side of the shell main body, and the front end part of the motor output shaft is connected with the central position of the output shaft connecting part; the rear end edge of the rotating part circular ring part is provided with a rotating part extending part which protrudes outwards in the radial direction and is in a circular ring shape, the front surface of the rotating part extending part is provided with a first blade group which surrounds the periphery of the rotating part circular ring part, the rear surface of the rotating part extending part is provided with a second blade group which surrounds the periphery of the motor shell, the first blade group and the second blade group respectively consist of blades which are distributed in a circular ring shape at uniform intervals, and the first blade group, the second blade group, the rotating part extending part, the rotating part circular ring part and the output shaft connecting part are of an integrated structure; the main part ventilation hole that runs through completely around and communicate with shell holding chamber is seted up to the shell main part, and the shell end cover is seted up the end cover ventilation hole that runs through completely around and communicate with shell holding chamber, and the rotation piece ventilation hole that runs through completely around the output shaft portion of air supply rotor is seted up. Through the structure design, the utility model has the advantages of structural design is novel, the radiating effect is good.
Drawings
The invention will be further described with reference to the drawings, but the embodiments in the drawings do not constitute any limitation of the invention.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of another view angle of the present invention.
Fig. 3 is a schematic cross-sectional view of the present invention.
Fig. 4 is a schematic cross-sectional view of another embodiment of the present invention.
Fig. 1 to 4 include:
1-Motor housing 11-housing Main body
111-main body vent hole 12-shell end cover
121-end cover vent hole 13-housing accommodating cavity
14-casing fixing part 141-screw mounting hole
2-stator assembly 21-silicon steel sheet group
3-rotor assembly 31-motor output shaft
32-rotor permanent magnet 33-front end bearing
34-rear end bearing 4-blowing rotary part
41-rotating member circular ring part 42-output shaft connecting part
43 rotor extension 44 first vane set
45-second set of vanes 46-rotor vents.
Detailed Description
The present invention will be described with reference to specific embodiments.
As shown in fig. 1, a side air inlet inner-rotation brushless motor, which comprises a motor housing 1, the motor housing 1 comprises a housing body 11, a housing end cover 12 installed at the rear end of the housing body 11, a housing accommodating cavity 13 is formed inside the motor housing 1 between the housing body 11 and the housing end cover 12, a stator assembly 2 is embedded in the housing accommodating cavity 13 of the motor housing 1, and is located at an inner side of the stator assembly 2, the stator assembly 2 comprises a motor output shaft 31 linearly extending along the front-rear direction, a rotor permanent magnet 32 is fastened to the motor output shaft 31 in a sleeved manner, and the front end of the motor output shaft 31 penetrates through the housing body 11 and extends to the front end side of the housing body 11.
Further, the side air inlet inner-rotation brushless motor further comprises an air supply rotation part 4, the air supply rotation part 4 comprises a rotation part circular part 41 which is in a circular ring shape and is sleeved on the periphery of the motor shell 1, an output shaft connecting part 42 which is in a circular disc shape and is positioned on the front end side of the shell main body 11 is arranged at the front end edge part of the rotation part circular part 41, and the front end part of the motor output shaft 31 is connected with the center position of the output shaft connecting part 42; the rear end edge of rotating piece ring portion 41 is provided with radial protrusion outwards and is the rotation piece extension 43 of ring shape, the front surface of rotating piece extension 43 is provided with and encircles in the first blade group 44 that rotates piece ring portion 41 outlying, the rear surface of rotating piece extension 43 is provided with and encircles in motor housing 1 outlying second blade group 45, first blade group 44, second blade group 45 comprises the blade that is the cyclic annular even interval distribution of circumference respectively, first blade group 44, second blade group 45, rotate piece extension 43, rotate piece ring portion 41, output shaft connecting portion 42 is structure as an organic whole. Preferably, the air blowing and rotating member 4 is a rigid plastic member, that is, the first blade set 44, the second blade set 45, the rotating member extending portion 43, the rotating member circular portion 41, and the output shaft connecting portion 42 are injection molded into an integral structure.
Furthermore, the housing main body 11 is provided with a main body ventilation hole 111 which completely penetrates the housing main body from front to back and is communicated with the housing accommodating chamber 13, the housing end cover 12 is provided with an end cover ventilation hole 121 which completely penetrates the housing end cover 12 from front to back and is communicated with the housing accommodating chamber 13, and the output shaft connecting portion 42 of the air supply rotating body is provided with a rotating piece ventilation hole 46 which completely penetrates the housing end cover from front to back.
As shown in fig. 3 and 4, the housing body 11 is provided with a front end bearing 33 corresponding to the motor output shaft 31, the housing end cover 12 is provided with a rear end bearing 34 corresponding to the motor output shaft 31, the front end of the motor output shaft 31 is mounted on the front end bearing 33, and the rear end of the motor output shaft 31 is mounted on the rear end bearing 34.
It should be explained that the stator assembly 2 includes a silicon steel sheet group 21, the silicon steel sheet group 21 is composed of silicon steel sheets 21 sequentially stacked from front to back, and the silicon steel sheets 21 are wrapped with coil windings.
It should be noted that the utility model discloses be applied to the hair-dryer of side inlet air just the utility model discloses install in the inner chamber of hair-dryer shell, hair-dryer shell has seted up the side direction air intake in the position that corresponds first blading 44, second blading 45. In the working process of the utility model, the coil winding of the stator module 2 is powered on to drive the rotor permanent magnet 32 to rotate, the rotating rotor permanent magnet 32 drives the motor output shaft 31 to rotate, the rotating motor output shaft 31 drives the output shaft connecting part 42 of the air supply rotating part 4 to rotate, so as to rotate the whole air supply rotating part 4, the rotating first blade group 44 enables the airflow entering through the corresponding side air inlet of the blower shell to be directly sent forward, the rotating second blade group 45 enables the airflow entering through the corresponding side air inlet of the blower shell to be sent forward sequentially through the end cover ventilation hole 121, the shell accommodating cavity 13, the main body ventilation hole 111 and the rotating part ventilation hole 46, in the process that the airflow passes through the shell accommodating cavity 13, the airflow can take away the heat generated during the work of the brushless motor, so as to realize the heat dissipation of the brushless motor, so as to prolong the service life of the brushless motor.
Synthesize the above-mentioned condition and know, through above-mentioned structural design, the utility model has the advantages of structural design is novel, the radiating effect is good.
As a preferred embodiment, as shown in fig. 1 and fig. 3, in order to facilitate the installation and fixation of the motor housing 1, the present invention adopts the following structural design: the motor housing 1 is provided with a housing fixing part 14, and the housing fixing part 14 is provided with a screw mounting hole 141 which completely penetrates in the front and back direction; preferably, the housing fixing portion 14 is disposed at a rear end edge portion of the housing main body 11, and the housing fixing portion 14 extends to protrude radially outward, and the housing fixing portion 14 and the housing main body 11 are an integral structure.
It should be explained that, in the process of installing and fixing the motor housing 1, the screw mounting hole 141 of the housing fixing portion 14 of the present invention is installed with the locking screw and the housing fixing portion 14 is screwed and fastened to the blower housing through the locking screw.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (6)
1. The utility model provides a brushless motor rotates in side air inlet which characterized in that: the motor comprises a motor shell (1), wherein the motor shell (1) comprises a shell main body (11) and a shell end cover (12) arranged at the rear end part of the shell main body (11), a shell accommodating cavity (13) is formed between the shell main body (11) and the shell end cover (12) in the motor shell (1), a stator assembly (2) and a rotor assembly (3) positioned on the inner side of the stator assembly (2) are embedded in the shell accommodating cavity (13) of the motor shell (1), the stator assembly (2) comprises a motor output shaft (31) linearly extending along the front-back direction, a rotor permanent magnet (32) is fixedly sleeved on the motor output shaft (31), and the front end part of the motor output shaft (31) penetrates through the shell main body (11) and extends to the front end side of the shell main body (11;
the side air inlet inner-rotation brushless motor further comprises an air supply rotating part (4), the air supply rotating part (4) comprises a rotating part circular ring part (41) which is in a circular ring shape and is sleeved on the periphery of the motor shell (1), an output shaft connecting part (42) which is in a circular disc shape and is positioned on the front end side of the shell main body (11) is arranged at the edge part of the front end of the rotating part circular ring part (41), and the front end part of the motor output shaft (31) is connected with the center position of the output shaft connecting part (42); the rear end edge of the rotating part circular ring part (41) is provided with a rotating part extending part (43) which protrudes outwards in the radial direction and is in a circular ring shape, the front surface of the rotating part extending part (43) is provided with a first blade group (44) which surrounds the periphery of the rotating part circular ring part (41), the rear surface of the rotating part extending part (43) is provided with a second blade group (45) which surrounds the periphery of the motor shell (1), the first blade group (44) and the second blade group (45) are respectively composed of blades which are distributed in a circular ring shape at uniform intervals, and the first blade group (44), the second blade group (45), the rotating part extending part (43), the rotating part circular ring part (41) and the output shaft connecting part (42) are of an integrated structure;
the shell main body (11) is provided with a main body ventilation hole (111) which completely penetrates through the front and the back and is communicated with the shell accommodating cavity (13), the shell end cover (12) is provided with an end cover ventilation hole (121) which completely penetrates through the front and the back and is communicated with the shell accommodating cavity (13), and the output shaft connecting part (42) of the air supply rotating body is provided with a rotating part ventilation hole (46) which completely penetrates through the front and the back.
2. The side-inlet inner-rotation brushless motor according to claim 1, characterized in that: the motor is characterized in that the shell main body (11) is provided with a front end bearing (33) corresponding to the motor output shaft (31), the shell end cover (12) is provided with a rear end bearing (34) corresponding to the motor output shaft (31), the front end part of the motor output shaft (31) is installed on the front end bearing (33), and the rear end part of the motor output shaft (31) is installed on the rear end bearing (34).
3. The side-inlet inner-rotation brushless motor according to claim 1, characterized in that: stator module (2) are including silicon steel sheet group (21), and silicon steel sheet group (21) is become by silicon steel sheet group (21) that stacks gradually the arrangement from the front to back, and silicon steel sheet group (21) has coil winding around the package.
4. The side-inlet inner-rotation brushless motor according to claim 1, characterized in that: the motor shell (1) is provided with a shell fixing part (14), and the shell fixing part (14) is provided with a screw mounting hole (141) which completely penetrates in the front and at the back.
5. The side-inlet inner-rotation brushless motor according to claim 4, wherein: the shell fixing part (14) is arranged at the edge part of the rear end of the shell main body (11), the shell fixing part (14) extends outwards in a radial protruding mode, and the shell fixing part (14) and the shell main body (11) are of an integral structure.
6. The side-inlet inner-rotation brushless motor according to claim 1, characterized in that: the air supply rotating piece (4) is a hard plastic piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022992841.9U CN213637377U (en) | 2020-12-14 | 2020-12-14 | Side air inlet inner rotating brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022992841.9U CN213637377U (en) | 2020-12-14 | 2020-12-14 | Side air inlet inner rotating brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213637377U true CN213637377U (en) | 2021-07-06 |
Family
ID=76639707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022992841.9U Active CN213637377U (en) | 2020-12-14 | 2020-12-14 | Side air inlet inner rotating brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213637377U (en) |
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2020
- 2020-12-14 CN CN202022992841.9U patent/CN213637377U/en active Active
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