CN210839171U - Wear-resistant rotor structure of brushless motor - Google Patents
Wear-resistant rotor structure of brushless motor Download PDFInfo
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- CN210839171U CN210839171U CN201921486857.3U CN201921486857U CN210839171U CN 210839171 U CN210839171 U CN 210839171U CN 201921486857 U CN201921486857 U CN 201921486857U CN 210839171 U CN210839171 U CN 210839171U
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- fan
- cover
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- casing
- brush
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Abstract
The utility model discloses a wear-resisting rotor structure of brushless motor, including shell structure, rotor main part and dust removal structure, shell structure includes casing, front end housing and fan casing, the fixed front end housing that is provided with of one end of casing, the fixed fan casing that is provided with of one end that the front end housing was kept away from to the casing, the cavity has been seted up in the casing, the casing is located the cavity and rotates through the bearing and be provided with the rotor main part, the outside that the front end housing extended to the casing is passed to the one end of rotor main part. The utility model discloses a fixed fan that is provided with in the one end of rotor main part, then the center department at the fan casing rotates through the pivot and is provided with the flabellum, still is provided with the brush in the other end of pivot is fixed, rotates through the rotor and can drive the fan and rotate to produce the air current and can drive the flabellum and rotate, drive the brush at last again and be circular motion, can make the brush wipe the dust on the filter screen of the fan casing outside, thereby keep the good ventilation radiating effect of motor.
Description
Technical Field
The utility model relates to an electrical equipment technical field specifically is brushless motor wear-resisting rotor structure.
Background
The motor is an electromagnetic device which converts or transmits electric energy according to the law of electromagnetic induction, or converts one form of electric energy into another form of electric energy. The electric motor converts electric energy into mechanical energy (commonly called as a motor), and the generator converts mechanical energy into electric energy. The motor is represented in the circuit by the letter "M". Its main function is to generate driving torque as power source for electric appliances or various machines. The motor is composed of a rotor and a stator, and is a conversion device for realizing electric energy and mechanical energy and electric energy, and the rotor of the motor is a part rotating in the motor in popular terms.
Although most motors are provided with fan covers which are generally provided with filter screens, when the motors are used for too long time, a lot of dust can be collected at the filter screens of the fan covers, ventilation of the fan covers is affected, and therefore the heat dissipation effect of the motors is affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a brushless motor wear-resisting rotor structure to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the wear-resistant rotor structure of the brushless motor comprises a shell structure, a rotor main body and a dust removal structure, wherein the shell structure comprises a shell, a front end cover and a fan cover, a front end cover is fixedly arranged at one end of the shell, a fan cover is fixedly arranged at one end of the shell far away from the front end cover, a cavity is arranged in the shell, a rotor main body is rotatably arranged in the cavity through a bearing, one end of the rotor main body passes through the front end cover and extends to the outside of the shell, the other end of the rotor main body is positioned in the fan cover, the dust removing structure comprises a fan, fan blades and a brush, the end of the rotor main body, which is positioned on the fan cover, is fixedly sleeved with the fan, the center department of fan housing rotates and is provided with the pivot, the fixed cover of the one end that the pivot is located the fan housing has connect the flabellum, the fixed cover of the one end that the pivot is located the fan housing outside has connected the brush.
Preferably, the diameter of the fan is larger than that of the fan blades, so that the fan blades can be driven to rotate when the fan rotates.
Preferably, holes are uniformly formed in the fan cover, and filter screens are fixedly arranged in the holes.
Preferably, an annular sliding groove is formed in the outer side of the fan cover, and one end, far away from the rotating shaft, of the brush is in sliding connection with the annular sliding groove.
Preferably, a sponge pad is fixedly arranged on the inner side of the brush and used for improving the water absorption and dust removal effects of the brush.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model divides the shell structure into three parts of a shell, a front end cover and a fan cover, wherein the front end cover is fixedly arranged at one end of the shell, and the fan cover is fixedly arranged at the other end of the shell, when a fault occurs in the motor, a certain part of the shell can be opened according to the position of the fault, so that the installation and the disassembly are convenient, and the maintenance is convenient;
2. the utility model discloses it has the fan still to fix the cover in the one end of rotor main part simultaneously, it can drive the fan rotation to rotate through the rotor main part, thereby dispel the heat to motor inside, then center department at the fan casing rotates and is provided with the pivot, the fixed cover in one end of pivot has connect the flabellum, the other end of pivot is fixed to cup joint has the brush, rotate through the fan, the air current of production drives the flabellum and rotates, thereby can drive the brush and be circular motion, the brush can wipe off the dust on the fan casing filter screen when the pivoted, can increase the ventilation of fan casing, thereby improve the inside radiating effect of motor.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a structural view of a rotor body of the present invention;
fig. 3 is a front view of the fan cover structure of the present invention.
In the figure: 1-a shell; 2-front end cover; 3-a fan cover; 301-holes; 302-a screen; 303-an annular chute; 4-a rotor body; 5-a fan; 6-fan blades; 601-a rotating shaft; 7-brush.
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. 1-3, the present invention provides a technical solution: the wear-resistant rotor structure of the brushless motor comprises a shell structure, a rotor main body 4 and a dust removal structure, wherein the shell structure comprises a shell 1, a front end cover 2 and a fan cover 3, the front end cover 2 is fixedly arranged at one end of the shell 1, the fan cover 3 is fixedly arranged at one end, far away from the front end cover 2, of the shell 1, a cavity is formed in the shell 1, the rotor main body 4 is rotatably arranged in the cavity through a bearing, one end of the rotor main body 4 penetrates through the front end cover 2 and extends to the outside of the shell 1, the other end of the rotor main body 4 is positioned in the fan cover 3, the dust removal structure comprises a fan 5, fan blades 6 and a brush 7, the fan 5 is fixedly sleeved at one end, located at the fan cover 3, of the rotor main body 4, a rotating shaft 601 is rotatably arranged at the center of the fan cover 3, and the fan blades 6, the brush 7 is fixedly sleeved at one end of the rotating shaft 601, which is positioned outside the fan cover 3.
The diameter of the fan 5 is larger than that of the fan blades 6, so that the fan 5 can drive the fan blades 6 to rotate when rotating; holes 301 are uniformly formed in the fan cover 3, a filter screen 302 is fixedly arranged in the holes 301, and dust is prevented from entering the fan cover 3 through the holes 301; the outer side of the fan cover 3 is provided with an annular sliding groove 303, and one end of the brush 7, which is far away from the rotating shaft 601, is in sliding connection with the annular sliding groove 303, so that the structural stability effect is improved; the sponge mat is fixedly arranged on the inner side of the brush 7 and used for improving the water absorption and dust removal effects of the brush.
The working principle is as follows: the utility model divides the shell structure into a shell 1, a front end cover 2 and a fan cover 3, wherein the front end cover 2 is fixedly arranged at one end of the shell 1, and the fan cover 3 is fixedly arranged at the other end of the shell 1, when a fault occurs in the motor, a certain part of the shell can be opened according to the position of the fault, so that the installation and the disassembly are convenient, and the maintenance is convenient; still fix the cover in the one end of rotor main part 4 simultaneously and connect fan 5, it can drive fan 5 rotation to rotate through rotor main part 4, thereby dispel the heat to the motor inside, then it is provided with pivot 601 to rotate in the center department of fan casing 3, the fixed cover in one end of pivot 601 has connect flabellum 6, the other end of pivot 601 is fixed to be cup jointed brush 7, rotate through fan 5, the air current that produces drives flabellum 6 and rotates, thereby can drive brush 7 and be circular motion, brush 7 can wipe the dust on the fan casing 3 filter screen in the pivoted, can increase fan casing 3's ventilation, thereby improve the inside radiating effect of motor.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Brushless motor wear-resisting rotor structure, including shell structure, rotor subject (4) and dust removal structure, its characterized in that: the shell structure comprises a shell (1), a front end cover (2) and a fan cover (3), wherein the front end cover (2) is fixedly arranged at one end of the shell (1), the fan cover (3) is fixedly arranged at one end, far away from the front end cover (2), of the shell (1), a cavity is formed in the shell (1), the shell (1) is positioned in the cavity and is provided with a rotor main body (4) in a rotating mode through a bearing, one end of the rotor main body (4) penetrates through the front end cover (2) and extends to the outside of the shell (1), the other end of the rotor main body (4) is positioned in the fan cover (3), the dust removal structure comprises a fan (5), fan blades (6) and a brush (7), the fan (5) is fixedly connected to one end, positioned on the fan cover (3), of the rotor main body (4), and a rotating shaft (601) is rotatably arranged at, the fixed cover of pivot (601) one end that is located fan casing (3) has connect flabellum (6), the fixed cover of the one end that pivot (601) is located outside fan casing (3) has connect brush (7).
2. The wear-resistant rotor structure of a brushless motor of claim 1, wherein: the diameter of the fan (5) is larger than that of the fan blades (6), so that the fan blades (6) can be driven to rotate when the fan (5) rotates.
3. The wear-resistant rotor structure of a brushless motor of claim 1, wherein: holes (301) are uniformly formed in the fan cover (3), and filter screens (302) are fixedly arranged in the holes (301).
4. The wear-resistant rotor structure of a brushless motor of claim 1, wherein: annular sliding grooves (303) are formed in the outer side of the fan cover (3), and one end, far away from the rotating shaft (601), of the brush (7) is in sliding connection with the annular sliding grooves (303).
5. The wear-resistant rotor structure of a brushless motor of claim 1, wherein: the sponge mat is fixedly arranged on the inner side of the brush (7) and used for improving the water absorption and dust removal effects of the brush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921486857.3U CN210839171U (en) | 2019-09-09 | 2019-09-09 | Wear-resistant rotor structure of brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921486857.3U CN210839171U (en) | 2019-09-09 | 2019-09-09 | Wear-resistant rotor structure of brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210839171U true CN210839171U (en) | 2020-06-23 |
Family
ID=71261644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921486857.3U Active CN210839171U (en) | 2019-09-09 | 2019-09-09 | Wear-resistant rotor structure of brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210839171U (en) |
-
2019
- 2019-09-09 CN CN201921486857.3U patent/CN210839171U/en active Active
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