CN115733327B - High-rotation-speed brushless dust collector motor - Google Patents
High-rotation-speed brushless dust collector motor Download PDFInfo
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- CN115733327B CN115733327B CN202211644486.3A CN202211644486A CN115733327B CN 115733327 B CN115733327 B CN 115733327B CN 202211644486 A CN202211644486 A CN 202211644486A CN 115733327 B CN115733327 B CN 115733327B
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Abstract
The invention belongs to the technical field of dust collectors, in particular to a high-rotation-speed brushless dust collector motor, which comprises a round runner component, wherein a stator component is coaxially arranged at the axis of the runner component, a rotor component is movably sleeved at the axis of the stator component, the stator component is fixedly integrated with the runner component after being sleeved on the outer surface of the rotor component, an impeller component is arranged at one end of the rotor component after penetrating out along the axis of the runner component, a bracket component integrally fixed with the runner component is arranged at one end of the stator component coaxially, a fan cover component with the same axis is arranged at one end of the bracket component and the opposite side of the impeller component, so that the packaging action of the tail end of the motor is realized, and an end cover component is fixedly arranged at the end face of the front end of the bracket component, so that the packaging action of the front end of the motor is realized. The high-rotation-speed brushless dust collector motor has the characteristics of high rotation speed, large suction force, large flow, high efficiency, low heat energy, low noise, long service life and the like.
Description
Technical Field
The invention relates to the technical field of dust collectors, in particular to a high-rotation-speed brushless dust collector motor.
Background
With the rapid development of the times, the pursuit of people on the life quality is higher and higher, the dust collector is used as a main stream product which is the most practical in the clean market, and the intelligent home and the automobile field are well assisted and accepted and pursued by a plurality of people at home and abroad.
At present, the dust collector motors in the market mainly adopt series excited brush motors, and the motors are low in rotating speed, small in suction force, small in flow, low in efficiency, high in heating, short in service life, large in noise and poor in use experience, so that the market begins to develop to the brushless motor field gradually.
Disclosure of Invention
Based on the technical problem that the use experience is poor due to low rotating speed of the existing dust collector motor, the invention provides a high-rotating-speed brushless dust collector motor.
The invention provides a high-rotation-speed brushless dust collector motor, which comprises a round runner assembly, wherein a stator assembly is coaxially arranged at the axis of the runner assembly, a rotor assembly is movably sleeved at the axis of the stator assembly, and the stator assembly is fixedly integrated with the runner assembly after being sleeved on the outer surface of the rotor assembly.
One end of the rotor assembly penetrates out along the axis of the runner assembly and then is provided with an impeller assembly.
And one end of the stator assembly is coaxially provided with a bracket assembly which is fixed with the runner assembly into a whole.
And the support assembly and the impeller assembly are arranged at the opposite ends of the support assembly and the impeller assembly, and a coaxial fan housing assembly is arranged at the opposite ends of the support assembly and the impeller assembly, so that the packaging action of the tail end of the motor is realized.
An end cover assembly is fixedly arranged at the front end face of the bracket assembly to realize the packaging action of the front end of the motor.
Preferably, the runner assembly is composed of an outer air duct, an inner impeller and a fixed impeller fixing screw for fixing the inner impeller.
The inner stator impeller is sleeved in the outer air duct along the axis direction and then screwed and fixed by using the stator impeller fixing screw.
Through the technical scheme, the guide vanes on the inner stator impeller can ensure the flow direction and the angle of wind in the wind channel, and the problems of unstable flow and noise caused by uneven inside the wind channel are prevented.
Preferably, the inner bottom wall of the outer air duct is provided with positioning columns distributed in an annular array, the positioning columns are divided into two groups, the outer end of one group of the positioning columns is provided with a guide groove for guiding and inserting the inner stator impeller, and then the stator impeller fixing screw penetrates through the inner stator impeller along the axis direction and is in threaded connection with the positioning columns.
Through above-mentioned technical scheme, a set of with the guide way the axiality when assembling can be guaranteed to the reference column, also can prevent radial movement's problem.
Preferably, the stator assembly is composed of a stator core, a winding frame and pins.
The inner wall of the stator core is coaxially and fixedly wrapped on the outer surface of the winding frame, a contact pin for electrically connecting input or output is fixedly arranged at the joint of the stator core and the winding frame, and the end face of the stator core is overlapped with a stator chamber step in the inner stator impeller.
Through above-mentioned technical scheme, with stator core and winding frame integration installation, can guarantee assembly accuracy, prevent to appear eccentric problem.
Preferably, the rotor assembly consists of a motor rotating shaft, a magnetic ring, a front shaft sleeve, a rear shaft sleeve, a front bearing and a rear bearing, wherein one end of the motor rotating shaft is provided with threads.
The magnetic ring is coaxially and fixedly sleeved at the middle position of the outer surface of the motor rotating shaft, the front shaft sleeve and the rear shaft sleeve are respectively and movably sleeved at two ends of the motor rotating shaft and coincide with two end faces of the magnetic ring, and the winding frame is coaxially sleeved with the magnetic ring to drive the motor rotating shaft to rotate.
Through above-mentioned technical scheme, the bearing can make the assembly tolerance of motor shaft obtain fine assurance as standard component, and the terminal surface that later reuse axle sleeve and the contact of the inner circle terminal surface of bearing can fully guarantee the bearing in motor shaft epaxial mounted position, can also utilize the bearing precision to prevent the problem emergence that the terminal surface from jumping simultaneously.
Preferably, the inner ring of the front bearing passes through the threaded end of the motor rotating shaft and is sleeved on the outer surface of the motor rotating shaft in a combined mode, and the outer ring of the front bearing is inserted into the inner wall of the bearing chamber of the inner stator impeller in a combined mode.
Through the technical scheme, the front bearing assembly part with high precision can ensure coaxiality tolerance of the motor rotating shaft, the outer air duct and the inner stator impeller during installation, so that air can uniformly pass through the inner stator impeller, suction force, flow rate and efficiency of the dust collector are improved, and meanwhile, coaxiality is ensured, and vibration and noise caused by runout caused by eccentricity can be reduced on the side face.
Preferably, the bracket assembly consists of a wave-shaped fixed ring, a bracket and a bracket screw, and the end surface of the bracket is fixedly provided with a screw base in an annular array.
The outer ring of the rear bearing passes through the winding frame and then is spliced to the inner wall of the bearing chamber of the support in a superposition manner, the end face of the support column of the support is spliced and overlapped with the step of the stator core so as to prevent circumferential rotation, and the support screw passes through the support column of the support and the groove on the outer surface of the stator core and then is screwed with the step of the stator chamber in the inner stator impeller.
Through above-mentioned technical scheme, not only can fix stator module, can also guarantee stator core and motor shaft's axiality to prevent that the problem of taking place eccentric runout from taking place.
Preferably, the end cover assembly is composed of a bracket cover plate and a cover plate screw, the inner end surface of the bracket cover plate is overlapped with the end surface of the screw base, and then the cover plate screw penetrates through the bracket cover plate to be screwed with the end surface of the screw base.
Through the technical scheme, the front end of the motor can be integrally packaged.
Preferably, the impeller assembly consists of an impeller lower gasket with steps, an impeller upper gasket and a fixing nut.
The wave-shaped fixed ring, the impeller lower gasket, the impeller and the impeller upper gasket are sequentially sleeved on the outer surface of the motor rotating shaft, then the fixing nut and the screw thread of the motor rotating shaft are screwed tightly to realize the fixed action, and finally the motor rotating shaft drives the impeller to rotate to generate wind power.
And two end surfaces of the wave-shaped fixed ring are respectively contacted and pressed with the end surfaces of the inner stator impeller and the impeller lower gasket.
Through above-mentioned technical scheme, the area that the gasket can increase the fastening and screw up can avoid producing the problem emergence that becomes flexible in the high-speed rotation process simultaneously.
Preferably, the fan housing assembly is composed of a damping ring and a fan housing, the damping ring is located between the outer air duct and the impeller and used for achieving damping action on vibration generated by the impeller, and the inner wall of the fan housing wraps the impeller and is fixedly sleeved with the outer surface of the outer air duct.
Through the technical scheme, the fan housing hollowed out at the axis can guide the sucked air, the impeller is protected, the effect of the flow of the sucked air of the impeller can be improved, and the damping ring has the effect of damping vibration generated by the impeller.
The beneficial effects of the invention are as follows:
the motor of the brushless dust collector has high rotating speed of 5-10 ten thousand revolutions, and realizes the characteristics of large suction force, large flow, high efficiency, low heat energy, low noise, long service life and the like.
Drawings
FIG. 1 is a schematic diagram of a high rotational speed brushless cleaner motor according to the present invention;
fig. 2 is an exploded perspective view of a cleaner motor of the high-rotation-speed brushless cleaner motor according to the present invention;
FIG. 3 is a top view of a flow path assembly of a high speed brushless vacuum cleaner motor according to the present invention;
FIG. 4 is a bottom view of a flow passage assembly of a high speed brushless cleaner motor according to the present invention;
FIG. 5 is a top perspective view of a stator assembly of a high speed brushless vacuum cleaner motor according to the present invention;
fig. 6 is a bottom perspective view of a stator assembly of a high-speed brushless cleaner motor according to the present invention;
fig. 7 is a perspective view of a rotor assembly of a high-speed brushless cleaner motor according to the present invention;
fig. 8 is a perspective view of a bracket assembly of a high-rotation-speed brushless cleaner motor according to the present invention;
fig. 9 is a perspective view of a bracket structure of a high-rotation-speed brushless cleaner motor according to the present invention.
In the figure: 1. an outer air duct; 101. positioning columns; 102. an arc-shaped blade; 103. a special-shaped fixing plate; 2. an inner stator impeller; 201. arc guide vanes; 202. a special-shaped heat dissipation hole; 3. fixing an impeller fixing screw; 4. a stator core; 41. tooth slots; 42. a positioning groove; 43. a wire tail positioning support; 5. winding wire frame; 6. a contact pin; 7. a motor shaft; 8. a magnetic ring; 9. a front sleeve; 10. a rear sleeve; 11. a front bearing; 12. a rear bearing; 13. wave-shaped fixed ring; 14. a bracket; 141. a screw base; 142. a heat radiation hole; 15. a bracket screw; 16. impeller lower gasket; 17. an impeller; 18. a gasket is arranged on the impeller; 19. a fixing nut; 20. a damping ring; 21. a fan housing; 22. a bracket cover plate; 23. and a cover plate screw.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-9, a high speed brushless cleaner motor includes a circular shaped flow path assembly. The runner assembly consists of an outer air duct 1, an inner impeller 2 and a fixed impeller fixing screw 3 for fixing the inner impeller 2.
The inner stator impeller 2 is sleeved to the outer air duct 1 along the axis direction and then screwed and fixed by using the stator impeller fixing screw 3, and a plurality of guide vanes on the inner stator impeller 2 can flow direction and angle of wind in the air duct, so that the problems of unstable flow and noise caused by uneven air duct are prevented.
The outer air duct 1 is provided with a plurality of overlapped guide vane annular arrays which are distributed with the casing into a whole, positioning columns 101 which are distributed in an annular array are arranged at the inner bottom wall of the outer air duct 1, the positioning columns 101 are divided into two groups, the outer end of one group of positioning columns 101 is provided with a guide groove for guiding and inserting the inner impeller 2, then a fixed impeller fixing screw 3 penetrates through the inner part of the inner impeller 2 along the axial direction and is in threaded connection with the positioning columns 101, and the group of positioning columns 101 with the guide groove can ensure the coaxiality during assembly and can also prevent the problem of radial movement.
The outer part of the inner stator impeller 2 is provided with a plurality of arc-shaped guide vanes 201, the arc-shaped guide vanes 201 are distributed in a ring array, the inner part of the inner stator impeller 2 is provided with a plurality of special-shaped heat dissipation holes 202 which are distributed in a ring array, and the inner stator impeller 2 is positioned at the front end of the inner stator impeller 2 close to the outer air duct 1. In addition, a plurality of arc-shaped blades 102 distributed in a ring array are further arranged on the outer air duct 1, and the arc-shaped blades 102 are arranged at the rear end of the outer air duct 1 after being fixed in a ring shape through a special-shaped fixing plate 103.
The axial center of the runner component is coaxially provided with a stator component, the axial center of the stator component is movably sleeved with a rotor component, and the stator component is sleeved on the outer surface of the rotor component and then is fixed with the runner component into a whole.
The stator assembly consists of a stator core 4, a winding frame 5 and a pin 6. The inner wall of the stator core 4 is coaxially and fixedly wrapped on the outer surface of the winding frame 5, a contact pin 6 for electrically connecting input or output is fixedly arranged at the joint of the stator core 4 and the winding frame 5, the end face of the stator core 4 coincides with a step of a stator chamber in the inner stator impeller 2, the stator core 4 and the winding frame 5 are integrally installed, the assembly precision can be ensured, and the eccentric problem is prevented.
The stator core 4 is provided with a plurality of tooth sockets 41 and positioning grooves 42 distributed in a ring array, the winding frame 5 is provided with a plurality of wire tail positioning supports 43, and the pins 6 of the winding frame are arranged at the front end of the winding frame 5. Thereby forming a stator assembly provided at the front end of the inner stator impeller 2.
The rotor assembly comprises a motor rotating shaft 7, a magnetic ring 8, a front shaft sleeve 9, a rear shaft sleeve 10, a front bearing 11 and a rear bearing 12, wherein one end of the motor rotating shaft 7 is provided with threads, the magnetic ring 8 is fixedly sleeved at the middle position of the outer surface of the motor rotating shaft 7 in a coaxial mode, the front shaft sleeve 9 and the rear shaft sleeve 10 are movably sleeved at two ends of the motor rotating shaft 7 respectively and coincide with two end faces of the magnetic ring 8, the winding frame 5 is coaxially sleeved with the magnetic ring 8, the motor rotating shaft 7 is driven to rotate by the electromagnetic driving magnetic ring 8, the bearing serves as a standard component, assembly tolerance of the motor rotating shaft 7 can be well guaranteed, the end face of the shaft sleeve is in contact with the end face of an inner ring of the bearing, the installation position of the bearing on the motor rotating shaft 7 can be fully guaranteed, and meanwhile, the problem that the end face is jumped can be prevented by utilizing bearing precision.
The inner ring of the front bearing 11 passes through the threaded end of the motor rotating shaft 7 and is in combined sleeving connection with the outer surface of the motor rotating shaft 7, the outer ring of the front bearing 11 is in combined sleeving connection with the inner wall of the bearing chamber of the inner stator impeller 2, and the assembly part of the front bearing 11 with high precision can ensure the coaxiality tolerance of the motor rotating shaft 7, the outer air duct 1 and the inner stator impeller 2 during installation, so that air can uniformly pass through the inner stator impeller 2, the suction force, the flow rate and the efficiency of the dust collector are improved, and meanwhile, the coaxiality can ensure that vibration and noise caused by runout caused by eccentricity can be reduced on the side surface.
One end of the stator component is coaxially provided with a bracket component which is fixed with the runner component into a whole. The bracket assembly consists of a wave-shaped fixed ring 13, a bracket 14 and a bracket screw 15, wherein a screw base 141 in an annular array is fixedly arranged on the end surface of the bracket 14.
The outer ring of the rear bearing 12 passes through the winding frame 5 and then is spliced to the inner wall of the bearing chamber of the bracket 14 in a superposition manner, the end face of the bracket column of the bracket 14 is spliced and overlapped with the step of the stator core 4 to prevent circumferential rotation, and the bracket screw 15 passes through the bracket column of the bracket 14 and the outer surface groove of the stator core 4 and then is screwed with the step of the stator chamber in the inner stator impeller 2, so that the stator assembly can be fixed, the coaxiality of the stator core 4 and the motor rotating shaft 7 can be ensured, and the eccentric runout problem is prevented. The support 14 is also provided with a ring-shaped array of special-shaped heat dissipation holes 142 for dissipating heat.
An end cover assembly is fixedly arranged at the front end face of the bracket assembly to realize the packaging action of the front end of the motor.
The end cover assembly consists of a bracket cover plate 22 and cover plate screws 23, the inner end surface of the bracket cover plate 22 is overlapped with the end surface of the screw base 141, and then the cover plate screws 23 penetrate through the bracket cover plate 22 and are screwed with the end surface of the screw base 141, so that the front end of the motor can be integrally packaged.
One end of the rotor component passes through the axis of the runner component and then is provided with an impeller component. The impeller assembly consists of an impeller lower gasket 16 with steps, an impeller 17, an impeller upper gasket 18 and a fixing nut 19.
The wave-shaped fixed ring 13, the impeller lower gasket 16, the impeller 17 and the impeller upper gasket 18 are sequentially sleeved on the outer surface of the motor rotating shaft 7, then the fixing nut 19 and the threads of the motor rotating shaft 7 are screwed up to realize fixed action, finally the motor rotating shaft 7 drives the impeller 17 to rotate to generate wind power, two end faces of the wave-shaped fixed ring 13 are respectively contacted and pressed with the end faces of the inner-fixed impeller 2 and the impeller lower gasket 16, the gasket can increase the fastening and screwing area, and meanwhile the problem of loosening in the high-speed rotation process can be avoided.
The support component and the impeller component are arranged at the opposite ends of the support component and the impeller component, and a coaxial fan housing component is arranged at the opposite ends of the support component and the impeller component to realize the packaging action of the tail end of the motor.
The fan housing assembly comprises a damping ring 20 and a fan housing 21, wherein the damping ring 20 is positioned between the outer air duct 1 and the impeller 17 to realize damping action on vibration generated by the impeller 17, and the inner wall of the fan housing 21 is fixedly sleeved with the outer surface of the outer air duct 1 after wrapping the impeller 17.
The hollow fan housing 21 at the axis can guide the sucked air, protect the impeller 17 and improve the air flow sucked by the impeller 17, and meanwhile, the damping ring 20 has the damping effect on vibration generated by the impeller 17.
After the motor is assembled by adopting the parts, the performance is as follows:
| voltage (V) | 21.6V |
| Power of | 200W |
| First gear rotational speed | 45000 |
| Second gear rotational speed | 80000 |
| Three-gear rotational speed | 102000 |
| Blocking rotation speed | 150300 |
| Suction force | Greater than 23Kpa |
| Flow rate | 1.65m³/min |
| Life span | 800 hours or more |
| Efficiency of | 55% |
| Noise generation | The bare engine is less than 90db and is 30cm away from the air inlet |
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. A high rotational speed brushless cleaner motor, characterized in that: comprises a round flow passage component;
the runner assembly consists of an outer air duct (1), an inner stator impeller (2) and a stator impeller fixing screw (3) for fixing the inner stator impeller (2);
the inner stator impeller (2) is sleeved in the outer air duct (1) along the axial direction and then screwed and fixed by using the stator impeller fixing screw (3);
the inner bottom wall of the outer air duct (1) is provided with positioning columns (101) distributed in an annular array, the positioning columns (101) are divided into two groups, the outer end of one group of the positioning columns (101) is provided with a guide groove for guiding and inserting the inner stator impeller (2), and then the stator impeller fixing screw (3) penetrates through the inner stator impeller (2) along the axial direction and is in threaded connection with the positioning columns (101);
a plurality of overlapped guide vanes integrated with the machine shell are annularly arranged on the outer air duct (1), a plurality of arc-shaped blades (102) distributed in an annular array are also arranged on the outer air duct (1), and the arc-shaped blades (102) are annularly fixed up and down through a special-shaped fixing plate (103) arranged and then are arranged at the rear end of the outer air duct (1);
the outer part of the inner stator impeller (2) is provided with a plurality of arc-shaped guide vanes (201), the inner part of the inner stator impeller (2) is provided with a plurality of irregularly-shaped heat dissipation holes (202) distributed in an annular array, and the inner stator impeller (2) is positioned near the front end of the outer air duct (1);
the rotor assembly is movably sleeved at the axis of the stator assembly, and the stator assembly is sleeved on the outer surface of the rotor assembly and then is fixed with the runner assembly into a whole;
the stator assembly consists of a stator core (4), a winding frame (5) and a contact pin (6);
the inner wall of the stator core (4) is coaxially and fixedly wrapped on the outer surface of the winding frame (5), a contact pin (6) for electrically connecting input or output is fixedly arranged at the joint of the stator core (4) and the winding frame (5), and the end surface of the stator core (4) is overlapped with a stator chamber step in the inner stator impeller (2);
one end of the rotor assembly penetrates out along the axis of the runner assembly and then is provided with an impeller assembly;
one end of the stator assembly is coaxially provided with a bracket assembly which is fixed with the runner assembly into a whole;
the support assembly and the impeller assembly are arranged at the opposite ends of the support assembly and the impeller assembly, and a coaxial fan housing assembly is arranged at the opposite ends of the support assembly and the impeller assembly to realize the packaging action of the tail end of the motor;
an end cover assembly is fixedly arranged at the front end face of the bracket assembly to realize the packaging action of the front end of the motor.
2. A high rotational speed brushless cleaner motor according to claim 1, wherein: the rotor assembly consists of a motor rotating shaft (7) with threads at one end, a magnetic ring (8), a front shaft sleeve (9), a rear shaft sleeve (10), a front bearing (11) and a rear bearing (12);
the magnetic ring (8) is fixedly sleeved at the middle position of the outer surface of the motor rotating shaft (7), the front shaft sleeve (9) and the rear shaft sleeve (10) are respectively and movably sleeved at two ends of the motor rotating shaft (7) and coincide with two end faces of the magnetic ring (8), and the winding frame (5) and the magnetic ring (8) are coaxially sleeved and then electrically and magnetically driven to drive the magnetic ring (8) to drive the motor rotating shaft (7) to rotate.
3. A high rotational speed brushless cleaner motor according to claim 2, wherein: the inner ring of the front bearing (11) passes through the threaded end of the motor rotating shaft (7) and is sleeved on the outer surface of the motor rotating shaft (7) in a combined mode, and the outer ring of the front bearing (11) is spliced to the inner wall of the bearing chamber of the inner stator impeller (2) in a coincident mode.
4. A high rotational speed brushless cleaner motor according to claim 3, wherein: the bracket assembly consists of a wave-shaped fixed ring (13), a bracket (14) and bracket screws (15), wherein screw bases (141) in annular arrays are fixedly arranged on the end surfaces of the bracket (14);
the outer ring of the rear bearing (12) passes through the winding frame (5) and then is spliced to the inner wall of the bearing chamber of the support (14), the end face of the support column of the support (14) is spliced and overlapped with the step of the stator core (4) to prevent circumferential rotation, and the support screw (15) passes through the support column of the support (14) and the outer surface groove of the stator core (4) and then is screwed with the step of the stator chamber in the inner stator impeller (2).
5. A high rotational speed brushless cleaner motor according to claim 4, wherein: the end cover assembly consists of a support cover plate (22) and cover plate screws (23), wherein the inner end surface of the support cover plate (22) is overlapped with the end surface of the screw base (141), and then the cover plate screws (23) penetrate through the support cover plate (22) and are screwed with the end surface of the screw base (141).
6. A high speed brushless cleaner motor according to claim 5, wherein: the impeller assembly consists of an impeller lower gasket (16) with steps, an impeller (17), an impeller upper gasket (18) and a fixing nut (19);
the wave-shaped fixed ring (13), the impeller lower gasket (16), the impeller (17) and the impeller upper gasket (18) are sequentially sleeved on the outer surface of the motor rotating shaft (7), then the fixed nut (19) and the thread of the motor rotating shaft (7) are screwed tightly to realize fixed action, and finally the motor rotating shaft (7) drives the impeller (17) to rotate to generate wind power;
the two end faces of the wave-shaped fixed ring (13) are respectively contacted and pressed with the end faces of the inner stator impeller (2) and the impeller lower gasket (16).
7. A high rotational speed brushless cleaner motor according to claim 6, wherein: the fan housing assembly consists of a damping ring (20) and a fan housing (21), wherein the damping ring (20) is positioned between the outer air duct (1) and the impeller (17) to vibrate the impeller (17) to realize damping action, and the inner wall of the fan housing (21) wraps the impeller (17) and then is fixedly sleeved with the outer surface of the outer air duct (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211644486.3A CN115733327B (en) | 2022-12-21 | 2022-12-21 | High-rotation-speed brushless dust collector motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211644486.3A CN115733327B (en) | 2022-12-21 | 2022-12-21 | High-rotation-speed brushless dust collector motor |
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| CN115733327A CN115733327A (en) | 2023-03-03 |
| CN115733327B true CN115733327B (en) | 2023-09-12 |
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| CN211573836U (en) * | 2020-02-05 | 2020-09-25 | 苏州爱普电器有限公司 | DC brushless electric fan for dust collector |
| CN211579812U (en) * | 2020-02-27 | 2020-09-25 | 深圳市杉川机器人有限公司 | Brushless dust catcher motor and dust catcher |
| CN113708561A (en) * | 2020-05-20 | 2021-11-26 | 东莞市驰驱电机有限公司 | Brushless motor and impeller thereof |
| 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 |
| CN213043511U (en) * | 2020-07-31 | 2021-04-23 | 深圳市力辉电机有限公司 | Dry-wet dual-purpose dust collector motor structure |
| CN218102809U (en) * | 2022-08-17 | 2022-12-20 | 苏州市勤基电子科技有限公司 | Dry-wet dual-purpose brushless motor for dust collector |
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| CN115733327A (en) | 2023-03-03 |
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