CN209488376U - A kind of new structure of high-speed brushless motor of dust collector - Google Patents
A kind of new structure of high-speed brushless motor of dust collector Download PDFInfo
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- CN209488376U CN209488376U CN201920377836.1U CN201920377836U CN209488376U CN 209488376 U CN209488376 U CN 209488376U CN 201920377836 U CN201920377836 U CN 201920377836U CN 209488376 U CN209488376 U CN 209488376U
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- fan blade
- wind
- dust collector
- brushless motor
- blade component
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Abstract
The utility model relates to a kind of new structures of high-speed brushless motor of dust collector, including, rotor assembly, including providing the central spindle of torque；After-poppet, equipped with the bottom outlet stretched out for the central spindle, wind-guiding bracket is connected with the after-poppet, equipped with the axis hole stretched out for the central spindle；Stator module is fixed between the after-poppet and the wind-guiding bracket, and the central spindle is set in the stator module；Fan blade component is arranged in the side of the wind-guiding bracket far from the after-poppet, is connected in the middle part of the fan blade component with the central spindle, and the fan blade component is equipped with several fan blades, and the fan blade tilts draw close in coniform axially outward.A kind of new structure for high-speed brushless motor of dust collector that the utility model improves, fan blade component design is conical, can reduce motor volume；The fan blade component of cone can be such that wind axis flows to holder orientation backward, improve efficiency.
Description
Technical field
The utility model relates to technical field of motors more particularly to a kind of new structures of high-speed brushless motor of dust collector.
Background technique
Dust catcher is air negative pressure to be generated in the shell of sealing, thus by dirt using motor band movable vane piece high speed rotation
Cleaning appliance in the sundries such as bits sucking dust bag.
Traditional motor of dust collector is using brush motor, and revolving speed is usually between 20000-40000, revolving speed
Although can meet the requirement of dust catcher electric fan, the commutator wear of brush motor is fast, and the service life is short, and noise is big, and performance is low.
With the development of motor technology, in cleaner field brushless motor gradually instead of brush motor.
But brushless motor of dust collector is still industry meeting at high speed or minimizing as far as possible in powerful situation
The technical problem on boundary.
Utility model content
In view of the above situation, it is necessary to which a kind of new structure of high-speed brushless motor of dust collector for facilitating miniaturization is provided.
In order to solve the above-mentioned technical problem, a kind of the technical solution adopted in the utility model are as follows: high-speed brushless dust catcher electricity
The new structure of machine, including, rotor assembly, including providing the central spindle of torque；After-poppet, equipped with the bottom stretched out for the central spindle
Hole, wind-guiding bracket are connected with the after-poppet, equipped with the axis hole stretched out for the central spindle；Stator module is fixed on the rear branch
Between frame and the wind-guiding bracket, the central spindle is set in the stator module；Fan blade component is arranged in the wind-guiding bracket
Side far from the after-poppet, the fan blade component middle part is connected with the central spindle, if the fan blade component is equipped with dry-air blast
Leaf, the fan blade tilt draw close in coniform axially outward.
Further, the fan blade is in distortion arc.
It further, further include blade cover, the blade cover is connect with the wind-guiding bracket, and the fan blade component setting exists
Between the blade cover and the fan blade component, the blade cover is in mutually to agree with coniform, the wind with the fan blade component
There is gap between leaf cover and the fan blade component.
Further, the gap between the blade cover and the fan blade component is 0.3-0.5mm.
Further, the blade cover and the wind-guiding bracket adhering and sealing.
Further, the fan blade component further includes in coniform support portion, and the fan blade is along the outer of the support portion
Surface setting.
Further, it is equipped in the middle part of the support portion along the axial sets of holes extended to the after-poppet direction of central spindle.
Further, the wind-guiding bracket includes guide vane, and the guide vane is in close to the air inlet of the fan blade component
Arc, the guide vane wind outlet are straight panel shape.
Further, the wind-guiding bracket further includes shell and inner ring, and the stator module is set in the inner ring, institute
It states guide vane one end and connects the inner ring, the other end connects the shell.
Further, the making material of the fan blade includes one of plastics, hard metal, alloy.
The utility model has the beneficial effects that: fan blade component design is conical, motor volume can reduce；Cone
Fan blade component can make wind axis to holder orientation backward flow, improve efficiency.
Detailed description of the invention
Fig. 1 is a kind of new structural explosive view of high-speed brushless motor of dust collector of the utility model embodiment；
Fig. 2 is a kind of new structural structural schematic diagram of high-speed brushless motor of dust collector of the utility model embodiment；
Fig. 3 is a kind of knot of the new structural wind-guiding bracket of high-speed brushless motor of dust collector of the utility model embodiment
Structure schematic diagram.
Label declaration:
100, after-poppet；110, bottom outlet；200, rotor assembly；210, central spindle；300, stator module；
400, wind-guiding bracket；410, axis hole；420, guide vane；421, straight panel shape；422, arc；430, shell；440, interior
Circle；
500, fan blade component；510, fan blade；520, support portion；530, sets of holes；600, blade cover.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated a kind of new structure of high-speed brushless motor of dust collector of the utility model.It should be appreciated that this
Locate described specific embodiment only to explain the utility model, is not used to limit the utility model.
- Fig. 2 referring to Figure 1, a kind of new structure of high-speed brushless motor of dust collector, including, rotor assembly 200, including
The central spindle 210 of torque is provided；After-poppet 100, equipped with the bottom outlet 110 stretched out for central spindle 210, wind-guiding bracket 400, with after-poppet
100 are connected, equipped with the axis hole 410 stretched out for central spindle 210；Stator module 300, be fixed on after-poppet 100 and wind-guiding bracket 400 it
Between, central spindle 210 is set in stator module 300；One of wind-guiding bracket 400 far from after-poppet 100 is arranged in fan blade component 500
Side, the middle part of fan blade component 500 are connected with central spindle 210, fan blade component 500 equipped with several fan blades 510, fan blade 510 along axial direction to
Outer incline is drawn close in coniform.
Fan blade component 500 designs conical, can reduce motor volume；The fan blade component 500 of cone can make wind
100 direction of bracket is flowed axially backward, is improved efficiency.
In general, stator module 300 further includes being respectively sleeved in after-poppet 100, in wind-guiding bracket 400 and stator module
Bearing in 300 is preferably set in the bearing in stator module 300 using magnet steel.
- Fig. 2 referring to Figure 1, fan blade 510 are in distortion arc.
Fan blade 510 is in distortion arc, can increase the area of fan blade 510, improves air quantity.
- Fig. 2 referring to Figure 1 further includes blade cover 600, and blade cover 600 is connect with wind-guiding bracket 400, fan blade component 500
It is arranged between blade cover 600 and fan blade component 500, blade cover 600 is in agree with coniform, fan blade with 500 phase of fan blade component
There is gap between cover 600 and fan blade component 500.
Setting 600 one side of blade cover can play a protective role, and on the one hand facilitate building air duct, control the flow direction of wind.
Blade cover 600 is coniform in agreeing with fan blade component 500, reduces volume, guarantees that air duct axially flows to after-poppet 100.
It should be understood that blade cover 600 axially through.
Preferably, the gap between blade cover 600 and fan blade component 500 is 0.3-0.5mm.
The gap of blade cover 600 and fan blade component 500 is 0.3-0.5mm, on the one hand can keep stable wind pressure, another
Aspect is conducive to reduce volume.
Preferably, blade cover 600 and 400 adhering and sealing of wind-guiding bracket.
Blade cover 600 and wind guiding rack adhering and sealing, can be improved sealing performance, relative to the fixed knot save space that is spirally connected.
- Fig. 2 referring to Figure 1, fan blade component 500 further include in coniform support portion 520, and fan blade 510 is along support portion 520
Outer surface setting.
Fan blade 510 is arranged on support portion 520, improves the intensity of fan blade component 500, is not easy because being deformed at a high speed,
Air quantity is stablized.
- Fig. 2 referring to Figure 1 is equipped in the middle part of support portion 520 along the sets of holes that 100 direction of bracket extends axially backward of central spindle 210
530。
Sets of holes 530 are set, fan blade component 500 is stably fixed in central spindle 210, avoid shaking generation noise.
- Fig. 3 referring to Figure 1, wind-guiding bracket 400 include guide vane 420, air inlet of the guide vane 420 close to fan blade component 500
Locate arc-shaped 422,420 wind outlet of guide vane is straight panel shape 421.
Guide vane 420 facilitates air inlet close to air inlet arc-shaped 422；Going out at wind-guiding close to outlet air is that straight panel shape 421 guarantees
Wind axis is to flowing to 100 direction of after-poppet.
- Fig. 3 referring to Figure 1, wind-guiding bracket 400 further include shell 430 and inner ring 440, and stator module 300 is set in inner ring
In 440,420 one end of guide vane connects inner ring 440, other end connected with outer casing 430.
Shell 430, inner ring 440 and guide vane 420 collectively constitute air duct, so that wind direction is stablized.
It should be understood that forming ventilation opening between shell 430 and inner ring 440, guide vane 420, which is located in ventilation opening, controls wind
To.
Preferably, the making material of fan blade 510 includes one of plastics, hard metal, alloy.
It is low using plastic production cost price, material is light, using hard metal or alloy production long service life, be not easy
Deformation.
In conclusion a kind of new structure of high-speed brushless motor of dust collector of the utility model, fan blade component are designed to
Cone can reduce motor volume；The fan blade component of cone can be such that wind axis flows to holder orientation backward, improve effect
Rate.Provided with blade cover and optimize its structure.Optimize the structure of wind-guiding bracket.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation be not intended to limit the utility model although the utility model has been disclosed with preferred embodiment as above, it is any ripe
Professional and technical personnel is known, is not being departed within the scope of technical solutions of the utility model, when in the technology using the disclosure above
Hold the equivalent embodiment for being modified or being modified to equivalent variations, but all without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still
It is within the scope of the technical solutions of the present invention.
Claims (10)
1. a kind of new structure of high-speed brushless motor of dust collector, which is characterized in that including,
Rotor assembly, including providing the central spindle of torque；
After-poppet, the bottom outlet equipped with confession central spindle stretching,
Wind-guiding bracket is connected with the after-poppet, equipped with the axis hole stretched out for the central spindle；
Stator module is fixed between the after-poppet and the wind-guiding bracket, and the central spindle is set in the stator module；
The side of the wind-guiding bracket far from the after-poppet, the fan blade component middle part and the axis is arranged in fan blade component
Core is connected, and the fan blade component is equipped with several fan blades, and the fan blade tilts draw close in coniform axially outward.
2. a kind of new structure of high-speed brushless motor of dust collector according to claim 1, which is characterized in that the fan blade
In distortion arc.
3. a kind of new structure of high-speed brushless motor of dust collector according to claim 1, which is characterized in that further include wind
Leaf cover, the blade cover are connect with the wind-guiding bracket, and the fan blade component is arranged in the blade cover and the fan blade component
Between, the blade cover is coniform in mutually agreeing with the fan blade component, has between the blade cover and the fan blade component
There is gap.
4. a kind of new structure of high-speed brushless motor of dust collector according to claim 3, which is characterized in that the fan blade
Gap between cover and the fan blade component is 0.3-0.5mm.
5. a kind of new structure of high-speed brushless motor of dust collector according to claim 1, which is characterized in that the fan blade
Cover and the wind-guiding bracket adhering and sealing.
6. a kind of new structure of high-speed brushless motor of dust collector according to claim 1, which is characterized in that the fan blade
Component further includes in coniform support portion, and the fan blade is arranged along the outer surface of the support portion.
7. a kind of new structure of high-speed brushless motor of dust collector according to claim 6, which is characterized in that the support
It is equipped in the middle part of portion along the axial sets of holes extended to the after-poppet direction of central spindle.
8. a kind of new structure of high-speed brushless motor of dust collector according to claim 1, which is characterized in that the wind-guiding
Bracket includes guide vane, and the guide vane is arc-shaped close to the air inlet of the fan blade component, and the guide vane wind outlet is straight
Plate shape.
9. a kind of new structure of high-speed brushless motor of dust collector according to claim 8, which is characterized in that the wind-guiding
Bracket further includes shell and inner ring, and the stator module is set in the inner ring, and described guide vane one end connects the inner ring,
The other end connects the shell.
10. a kind of new structure of high-speed brushless motor of dust collector according to claim 1, which is characterized in that the wind
The making material of leaf includes one of plastics, hard metal, alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377836.1U CN209488376U (en) | 2019-03-22 | 2019-03-22 | A kind of new structure of high-speed brushless motor of dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377836.1U CN209488376U (en) | 2019-03-22 | 2019-03-22 | A kind of new structure of high-speed brushless motor of dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209488376U true CN209488376U (en) | 2019-10-11 |
Family
ID=68134727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920377836.1U Active CN209488376U (en) | 2019-03-22 | 2019-03-22 | A kind of new structure of high-speed brushless motor of dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209488376U (en) |
-
2019
- 2019-03-22 CN CN201920377836.1U patent/CN209488376U/en active Active
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