CN217849098U

CN217849098U - Over one hundred thousand-turn high-speed brushless motor used on air duct

Info

Publication number: CN217849098U
Application number: CN202221758096.4U
Authority: CN
Inventors: 李丽敏
Original assignee: Shenzhen Ruoteng Technology Co ltd
Current assignee: Shenzhen Ruoteng Technology Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-11-18
Anticipated expiration: 2032-07-08

Abstract

The utility model relates to a high-speed brushless motor technical field just discloses an use high-speed brushless motor of more than one hundred thousand revolutions on dryer, including silica gel cover, blade, gasket, spring, magnetite, axle, casing, stator core, bobbin, PIN needle, control panel, bearing housing, ball bearing, the silica gel cover is located the outside of blade, the blade is located the outside of axle, the gasket is located the rear portion of blade, the spring is located the rear portion of gasket, the magnetite is located the outside of axle, the casing is located the rear portion of silica gel cover, stator core is located the inside of casing, the bobbin is located the rear portion of casing, the PIN needle is located the rear portion of bobbin, the control panel is located the rear portion of PIN needle, ball bearing is located the outside middle part of axle, the bearing housing is located ball bearing's outside. The device adopts the curved air duct and the 13-blade arrangement, so that the noise of the motor is lower during operation.

Description

Ultra-hundred thousand-turn high-speed brushless motor used on air duct

Technical Field

The utility model relates to a high-speed brushless motor technical field specifically is a use super hundred thousand on dryer to change high-speed brushless motor.

Background

At present, the traditional wind barrel products at home and abroad basically use brush motors with outer diameters

The left and right motors have low rotating speed (about 1 ten thousand revolutions per minute), low power (about 20W), high noise (more than 150 dB), carbon brush structure motors, short service life, interference of radiation and the like, and poor use feeling of people.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide an use super hundred thousand on the dryer high-speed brushless motor that changes to it is big to provide to solve traditional dryer noise of solution among the above-mentioned background art, and the amount of wind is little, and is short-lived, and has the problem of interference such as radiation.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: a high-speed brushless motor with over one hundred thousand revolutions used on an air duct comprises a silica gel sleeve, a blade, a gasket, a spring, a magnet, a shaft, a casing, a stator core, a bobbin, a PIN needle, a control panel, a bearing sleeve and a ball bearing, wherein the silica gel sleeve is positioned outside the blade, the blade is positioned outside the shaft, the gasket is positioned at the rear part of the blade, the spring is positioned at the rear part of the gasket, the magnet is positioned outside the shaft, the casing is positioned at the rear part of the silica gel sleeve, the stator core is positioned inside the casing, the bobbin is positioned at the rear part of the casing, the PIN needle is positioned at the rear part of the bobbin, the control panel is positioned at the rear part of the PIN needle, the ball bearing is positioned outside the shaft, and the bearing sleeve is positioned outside the ball bearing;

the ball bearing is fixedly arranged outside the shaft, the structural connection is reasonable and tight through the arrangement, the bearing sleeve is fixedly arranged outside the ball bearing, the connection of the ball bearing is reasonable through the arrangement, the gasket is fixedly arranged outside the bearing sleeve, the connection between the bearing sleeve and the spring is reasonable through the arrangement, and the structural connection is tight.

Preferably, the blades are movably arranged at the front part of the shaft, the arrangement ensures that the noise of the motor is smaller when the motor works, the silica gel sleeve is fixedly arranged outside the ball bearing, and the arrangement can reduce the noise caused by the ball bearing when the motor rotates at a high speed.

Preferably, the magnetite fixed mounting is at the rear portion of axle, and this setting makes stator core and axle connection inseparable for the reasonable operation of part, stator core fixed mounting is in the outside of magnetite, and this setting makes the complete magnetic circuit of motor constitution, casing fixed mounting is in stator core's outside, and this setting makes the assembly of being convenient for, and can bear the high pressure.

Preferably, bobbin fixed mounting makes structural connection reasonable at the rear portion of casing, and is convenient for accomodate in this setting, PIN needle movable mounting makes electrically conductive transmission effectual at the rear portion of bobbin, control panel fixed mounting is at the rear portion of PIN needle, and this setting makes electrically conductive transmission of PIN needle control, the operation of being convenient for.

Preferably, through spring fixed connection between two ball bearings, this setting makes two bearings inside ball and bearing rail carry out the positioning action when high-speed rotation, the PIN needle is the equidistance and distributes, ball bearing is the symmetric distribution, and this setting makes structural connection reasonable, and the part connection is inseparable.

Preferably, the gasket and the shaft adaptation, magnetite and stator core looks adaptation, bearing housing and ball bearing looks adaptation, this setting makes structural connection reasonable, connects closely, and connects the adaptation between the structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the motor used on the air duct is different from the traditional brush motor in structural design, a curved air duct and 13-blade fan blades are adopted, and a bearing on a motor rotor structure is also different from the traditional brush motor, so that the motor has lower noise during working;

2. the high-speed brushless motor with over one hundred thousand revolutions used on the air duct is a brushless motor without a carbon brush structure, so that the problem of shortened service life of the motor due to abrasion of the carbon brush during rotation of the motor is solved;

3. this use is the high-speed brushless motor of super hundred thousand commentaries on classics on the dryer, and this setting is that the rotational speed is high, and super 10 ten thousand change can produce bigger amount of wind, and stronger wind pressure, bigger wind speed, and the noise frequency channel that high rotational speed motor produced is different, and some frequency channels people's ears sound insensitive, so the comfort is strong.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 3 is a schematic side sectional view of the present invention;

fig. 4 is an enlarged schematic perspective view of a position a in fig. 1 of the present invention.

In the figure: 1. a silica gel sleeve; 2. a blade; 3. a gasket; 4. a spring; 5. a magnet; 6. a shaft; 7. a housing; 8. a stator core; 9. a bobbin; 10. a PIN needle; 11. a control panel; 12. a bearing housing; 13. ball bearings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high-speed brushless motor with more than one hundred thousand revolutions used on an air duct comprises a silica gel sleeve 1, a blade 2, a gasket 3, a spring 4, a magnet 5, a shaft 6, a casing 7, a stator iron core 8, a bobbin 9, a PIN needle 10, a control panel 11, a bearing sleeve 12 and a ball bearing 13, wherein the silica gel sleeve 1 is positioned outside the blade 2, the blade 2 is positioned outside the shaft 6, the gasket 3 is positioned at the rear part of the blade 2, the spring 4 is positioned at the rear part of the gasket 3, the magnet 5 is positioned outside the shaft 6, the casing 7 is positioned at the rear part of the silica gel sleeve 1, the stator iron core 8 is positioned inside the casing 7, the bobbin 9 is positioned at the rear part of the casing 7, the PIN needle 10 is positioned at the rear part of the bobbin 9, the control panel 11 is positioned at the rear part of the PIN needle 10, the ball bearing 13 is positioned outside the shaft 6, and the bearing sleeve 12 is positioned outside the ball bearing 13;

the ball bearing 13 is fixedly arranged outside the shaft 6, the bearing sleeve 12 is fixedly arranged outside the ball bearing 13, the gasket 3 is fixedly arranged outside the bearing sleeve 12, the bearing sleeve 12 arranged outside the shaft 6 enables the structure connection to be reasonable, the motor can conveniently rotate at a high speed, the use feeling is improved, the noise of the air duct is small due to the arrangement of the ball bearing 13, and the gasket 3 arranged outside the bearing sleeve 12 can protect the bearing sleeve 12 from being easily abraded when the bearing sleeve 12 rotates at a high speed; the blade 2 is movably arranged at the front part of the shaft 6, the silica gel sleeve 1 is fixedly arranged outside the ball bearing 13, and the motor has smaller noise during working by adopting a curved air duct and 13 blades and the bearing 6 on the motor rotor is different from the traditional brush motor;

the magnet 5 is fixedly arranged at the rear part of the shaft 6, the stator core 8 is fixedly arranged outside the magnet 5, the casing 7 is fixedly arranged outside the stator core 8, the motor forms a complete magnetic circuit through the stator core 8 arranged outside the magnet 5, the rotating speed of the motor is high and exceeds 10 thousands of revolutions, the noise generated by the high-rotating-speed motor is different from the noise frequency band of the traditional motor, and the ears of people in some frequency bands are insensitive, so that the comfortable sensation is strong, the casing 7 arranged outside is convenient to assemble and can bear high pressure; the winding frame 9 is fixedly arranged at the rear part of the machine shell 7, the PIN needle 10 is movably arranged at the rear part of the winding frame 9, the control board 11 is fixedly arranged at the rear part of the PIN needle 10, electric conduction is completed through the PIN arranged at the rear part of the winding frame 9, and the control board 11 can control the rotation and the electric conduction of the motor;

the two ball bearings 13 are fixedly connected through the spring 4, the arrangement of the spring 4 enables the balls inside to perform positioning action with a bearing track of the shaft 6 when the PIN 10 rotates at high speed, the PIN 10 is distributed at equal intervals, the ball bearings 13 are distributed symmetrically, the arrangement enables the structure to be distributed reasonably, and the stress of each direction is balanced; gasket 3 and 6 looks adaptations of axle,

magnetite

5 and 8 looks adaptations of stator core, bearing

housing

12 and 13 looks adaptations of ball bearing, should set up to make structural connection reasonable, connect closely, and connect the adaptation between the structure, excellent in use effect.

The working principle is as follows: the device is a use super hundred thousand on the dryer to change high-speed brushless motor, blade 2 has been installed at the outside front portion of axle 6, adopt the curved surface wind channel and 13 blade 2 settings, and axle 6 on the motor rotor holds the rotational speed higher, and make the device noise at the during operation is littleer, the comfort is strong, bearing housing 12 at the outside mid-mounting of axle 6 makes the axle 6 bearing can be protected, and ball bearing 13 has been set up in the outside of bearing housing 12, not only can reduce the noise that ball bearing 6 brought when high-speed rotation, and the error that air channel bearing 6 brought when processing, at ball bearing 13's externally mounted casing 7, not only reduce the damage that causes ball bearing 6 when the assembly, still at ball bearing 6's externally mounted silica gel cover 1, to taking precautions against earthquakes and the effect of noise reduction to ball bearing 6 when the motor high-speed rotation, through setting up spring 4 between diaxon 6 bearings, carry out the pre-compaction to axle 6 bearing, make to carry out the ball and the bearing rail of inside when high-speed rotation, make the structure connect rationally and connect the high-speed brushless motor to the motor 4 high-speed motor that the motor is more closely the noise of motor, so that the life-speed is not influenced by the high-speed of the high-speed motor is more, so that the high-speed motor is more closely connected to the high-speed motor is not more, the high-speed motor is more the life-speed motor is not more, so that the high-speed motor is not closely connected to be more the high-speed motor is not closely than the noise of the high-speed motor is more, the high-speed motor is produced to be more.

It should be finally noted that the above contents are only used to illustrate the technical solutions of the present invention, but not to limit the protection scope of the present invention, and the simple modification or equivalent replacement performed by the technical solutions of the present invention by those skilled in the art does not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides an use super hundred thousand high-speed brushless motor that changes on dryer, includes silica gel cover (1), blade (2), gasket (3), spring (4), magnetite (5), axle (6), casing (7), stator core (8), bobbin (9), PIN needle (10), control panel (11), bearing housing (12), ball bearing (13), its characterized in that: the silicon rubber sleeve (1) is located outside the ball bearing (13), the blade (2) is located outside the shaft (6), the gasket (3) is located at the rear of the blade (2), the spring (4) is located at the rear of the gasket (3), the magnet (5) is located outside the shaft (6), the casing (7) is located at the rear of the silicon rubber sleeve (1), the stator core (8) is located inside the casing (7), the bobbin (9) is located at the rear of the casing (7), the PIN needle (10) is located at the rear of the bobbin (9), the control board (11) is located at the rear of the PIN needle (10), the ball bearing (13) is located outside the shaft (6), and the bearing sleeve (12) is located outside the ball bearing (13);

the ball bearing (13) is fixedly arranged outside the shaft (6), the bearing sleeve (12) is fixedly arranged outside the ball bearing (13), and the gasket (3) is fixedly arranged outside the bearing sleeve (12).

2. The brushless motor for the wind barrel of claim 1, wherein the brushless motor comprises: the blade (2) is movably arranged at the front part of the shaft (6), and the silica gel sleeve (1) is fixedly arranged outside the blade (2).

3. The brushless motor for the wind barrel of claim 2, wherein the brushless motor comprises: magnetite (5) fixed mounting is at axle (6) rear portion, stator core (8) fixed mounting is in the outside of magnetite (5), casing (7) fixed mounting is in the outside of stator core (8).

4. The brushless motor with high speed of over one hundred thousand revolutions used on the air duct according to claim 3, characterized in that: the bobbin (9) is fixedly installed at the rear part of the machine shell (7), the PIN needle (10) is movably installed at the rear part of the bobbin (9), and the control board (11) is fixedly installed at the rear part of the PIN needle (10).

5. The brushless motor for the wind barrel of claim 4, wherein the brushless motor comprises: through spring (4) fixed connection between two ball bearing (13) covers, PIN needle (10) are the equidistance and distribute, ball bearing (13) are the symmetric distribution.

6. The brushless motor for the wind barrel of claim 5, wherein the brushless motor comprises: gasket (3) and axle (6) looks adaptation, magnetite (5) and stator core (8) looks adaptation, bearing housing (12) and ball bearing (13) looks adaptation.