CN208094332U - Brushless dust collector motor end cap - Google Patents
Brushless dust collector motor end cap Download PDFInfo
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- CN208094332U CN208094332U CN201820408869.3U CN201820408869U CN208094332U CN 208094332 U CN208094332 U CN 208094332U CN 201820408869 U CN201820408869 U CN 201820408869U CN 208094332 U CN208094332 U CN 208094332U
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- end cap
- circular shell
- dust collector
- wheel rim
- wall
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Abstract
The utility model discloses brushless dust collector motor end caps, including：The circular shell of end face opening, the wheel rim being arranged in the circular shell and the nonlinear wind blade being set between the wheel rim and the inner wall of circular shell, form multiple air-guiding aisles between the wheel rim, circular shell and wind blade.The brushless dust collector motor end cap of the utility model, by the way that the wind blade of arc is arranged, the wind energy for flowing through electric motor end cap wind blade enough smoothly orients outflow according to the air duct of rule, not will produce vortex, and the efficiency of motor is not interfered with, moreover it is possible to reduce the irregular flow direction loss of air quantity；The outlet air of movable vane wheel flows directly into the wind blade of end cap along the air duct for determining impeller, and cooling wind blows to wiring board along wind blade derived from end cap wind blade, to cooling wiring board, radiates, to improve the efficiency of motor.The utility model is simple in structure, is conducive to realize the small size of motor, and can reduce loss, improves electric efficiency.
Description
Technical field
The utility model is related to cleaner field, more particularly to a kind of brushless dust collector motor end cap.
Background technology
Present dust catcher application is universal, and prodigious facility can be provided for people's lives.As the performance to dust catcher is wanted
Ask higher and higher, high-end dust catcher mostly uses brushless motor, has small size, high efficiency requirement to brushless motor of dust collector,
But present brushless motor of dust collector is under the premise of small size, and efficiency is difficult to do height, and the brushless motor of dust collector of small size
Circuit plate bulk it is relatively small, heat dissipation is slow, loss is big, causes electric efficiency lower.So in existing small size motor
On the basis of, it needs to design upper innovation in air channel structure to improve efficiency.
Utility model content
The technical problem to be solved by the utility model is to the deficiencies in for the above-mentioned prior art, provide a kind of brushless
Dust collector motor end cap.
In order to solve the above technical problems, the technical solution adopted in the utility model is a kind of brushless dust collector motor end cap,
Including：The circular shell of end face opening, the wheel rim being arranged in the circular shell and it is set to the wheel rim and toroidal shell
Nonlinear wind blade between the inner wall of body, forms multiple wind-guidings between the wheel rim, circular shell and wind blade
Channel.
Preferably, the wind blade circular array distribution, uniform intervals are set to the wheel rim and circular shell
Inner wall between.
Preferably, the side of the wind blade in the width direction is connect with the outer wall of the wheel rim, the other side and institute
State the inner wall connection of circular shell.
Preferably, the wind blade is arc-shaped in the longitudinal direction.
Preferably, the tangent line on the surface for the lower end that the wind blade is connect with the wheel rim and circular shell plane it
Between angle be not more than 45 °.
Preferably, convex block, the other end of the convex block and the circular shell are connected on the outer wall of the wheel rim
Inner wall connects.
Preferably, the convex block t shape, inner side end are connect with the outer wall of the wheel rim, end face outside with
The inner wall of the circular shell connects, and end face outside is the arc being bonded with the inner wall of the circular shell；The convex block
Two sides are the arc-shaped curved surface of fairing.
Preferably, axis hole is offered among the wheel rim, the axis hole outside is provided around multiple arcs hole.
Preferably, it is provided with positioning convex ring on the outer wall of the circular shell, is also opened on the outer wall of the circular shell
Equipped with mounting groove.
Preferably, the circular shell is formed by connecting with wheel rim by 3 convex blocks, and the angle of two neighboring convex block 4 is
120 °, at least 3 wind blades are equipped between two neighboring convex block.
Preferably, mounting hole and mounting post are additionally provided on the convex block.
The utility model has the beneficial effects that：The brushless dust collector motor end cap of the utility model, by the way that arc is arranged
Wind blade, the wind energy for flowing through electric motor end cap wind blade enough smoothly orient outflow according to the air duct of rule, not will produce
Vortex, and do not interfere with the efficiency of motor, moreover it is possible to reduce the irregular flow direction loss of air quantity；The outlet air of movable vane wheel is along determining impeller
Air duct flow directly into the wind blade of end cap, cooling wind blows to circuit along wind blade derived from end cap wind blade
Plate radiates, to cooling wiring board to improve the efficiency of motor.The utility model is simple in structure, is conducive to realize motor
Small size, and loss can be reduced, improve electric efficiency.
Description of the drawings
Fig. 1 is the structural schematic diagram of the brushless dust collector motor end cap of the utility model；
Fig. 2 is the vertical view of the brushless dust collector motor end cap of the utility model；
Fig. 3 is the sectional view of the brushless dust collector motor end cap of the utility model；
Fig. 4 is the structural schematic diagram of the bottom views of the brushless dust collector motor end cap of the utility model；
Fig. 5 is that the cooperation installation of the brushless dust collector motor end cap and fan housing in a kind of embodiment of the utility model is illustrated
Figure；
Fig. 6 is that the cooperation installation of the brushless dust collector motor end cap and stator in a kind of embodiment of the utility model is illustrated
Figure；
Fig. 7 is the signal of the brushless dust collector motor end cap in a kind of embodiment of the utility model being installed in motor
Figure.
Reference sign：
1-circular shell；2-wheel rims；3-wind blades；4-convex blocks；5-movable vane wheels；6-determine impeller；7-circuits
Plate；8-fan housings；9-stators；10-positioning convex rings；11-mounting grooves；20-axis holes；21-arcuate sockets；30-air-guiding aisles；
40-inner side ends；41-end face outsides；42-sides；43-mounting holes；44-mounting posts；90-jacks.
Specific implementation mode
The utility model is described in further detail with reference to embodiment, to enable those skilled in the art's reference say
Bright book word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein are not precluded one or more
The presence or addition of a other elements or combinations thereof.
As shown in figs. 1-7, a kind of brushless dust collector motor end cap of the present embodiment, which is characterized in that including：End face is spacious
Mouthful circular shell 1, the wheel rim 2 that is arranged in circular shell 1 and be set to non-between wheel rim 2 and the inner wall of circular shell 1
Linear wind blade 3 forms multiple air-guiding aisles 30 between wheel rim 2, circular shell 1 and wind blade 3.
Referring to Fig.1, using the view as the reference of end cap upper and lower directions, in order to be described.
Wind blade 3 is arc-shaped, including multi-disc；3 circular array of multi-disc wind blade is distributed, and uniform intervals are set to wheel
Between circle 2 and the inner wall of circular shell 1.
Radially the side of width direction is connect wind blade 3 with the outer wall of wheel rim 2, and the other side is interior with circular shell 1
Wall connects.I.e. the two side of wind blade 3 is connect with the inner wall of the outer wall of wheel rim 2, circular shell 1 respectively, and wind blade 3 is along it
Width direction, which is overstated, to be located between wheel rim 2 and the inner wall of circular shell 1.Just air-guiding aisle 30 is formd between two panels wind blade 3.
In one embodiment, wind blade 3 is arc-shaped on axial length extending direction.
In one embodiment, with reference to Fig. 3, the tangent line and toroidal shell on the surface for the lower end that wind blade 3 is connect with wheel rim 2
Angle A between 1 plane of body is not more than 45 °.Circuit board is blowed to convenient for guiding cooling wind, cooling wiring board 7 improves motor effect
Rate.
In the utility model, wind blade 3 is arc-shaped, is distributed by rule along air channel, flows through electric motor end cap and lead
The wind energy of air blade 3 is enough smoothly to flow out according to the air duct of rule, not will produce vortex, and do not interfere with the efficiency of motor,
Air quantity loss can also be reduced.The cooling wind derived from the end cap wind blade 3 blows to wiring board 7 along blade, to cooling circuit
Plate 7, radiates, to improve the efficiency of motor.
With reference to Fig. 7, when the end cap of the utility model is installed and used, it is arranged on the stator 9 of motor, the lower section of electric motor end cap
It is provided with wiring board 7, top is provided with fan housing 8, determines impeller 6, movable vane wheel 5.The outlet air of movable vane wheel 5 is along the air duct for determining impeller 6
It flows directly at the wind blade 3 of end cap, wind is more smoothly exported by wind blade 3, not only reduced the loss of air quantity, but also will be cold
But wind is imported into along wind blade 3 above wiring board 7, is radiated, and loss can be reduced, and improves electric efficiency.Arrow in Fig. 7
Direction is the direction of wind flow.
Convex block 4 is connected on the outer wall of wheel rim 2, the other end of convex block 4 is connect with the inner wall of circular shell 1.4 inside of convex block
End face 40 is connect with the outer wall of wheel rim 2, and end face outside 41 is connect with the inner wall of circular shell 1, and end face outside 41 is and circle
The arc of the inner wall fitting of shape shell 1 can keep closely connecting, improve bonding strength；The two sides 42 of convex block 4 are the arc of fairing
Shape curved surface can reduce resistance, be convenient for the circulation of wind, in preferred embodiment, can set the one side of convex block 4 to arc
Curved surface, arc-shaped curved surface are located at close to the side that 3 arc of wind blade protrudes out.
Axis hole 12 is offered among wheel rim 2,12 outside of axis hole is provided around multiple arcs hole 21, the design of arcuate socket 21
The total quality of end cap can be reduced, moreover it is possible to improve heat dissipation effect.
Positioning convex ring 10 is provided on the outer wall of circular shell 1, positioning convex ring 10 is convenient for the peace of circular shell 1 and fan housing 8
Set position.Mounting groove 11 is further opened on the outer wall of circular shell 1.The setting of positioning convex ring 10 makes shape on 1 outer wall of circular shell
At ladder platform, when being installed with fan housing 8, the lower end of circular shell 1 plugs in fan housing 8, and the lower edge of positioning convex ring 10, which is then blocked, to be set
In 8 upper edge of fan housing, rivet is then squeezed into mounting groove 11, is completed installation and is fixed, with reference to Fig. 5, fan housing 8 is installed under end cap
Side.
Circular shell 1 is formed by connecting with wheel rim 2 by 3 convex blocks 4, and the angle of two neighboring convex block 4 is 120 °, adjacent two
At least 3 wind blades are equipped between a convex block 4.
Mounting hole 43 and mounting post 44 are additionally provided on convex block 4.Mounting hole 43 and mounting post 44 are for end cap and stator 9
Installation is fixed, referring to Fig.1 and Fig. 6, on the convex block 4 of 9 outer rim of stator on open up there are two jack 90, the cooperation of mounting post 44 is inserted into it
In in a jack 90, mounting hole 43, to it, is fixed with another jack 90 wherein being inserted into screw, to realize end cap with
The installation of stator 9 is fixed.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details with novel.
Claims (10)
1. a kind of brushless dust collector motor end cap, which is characterized in that including：The circular shell of end face opening is arranged described
Wheel rim in circular shell and the nonlinear wind blade being set between the wheel rim and the inner wall of circular shell, it is described
Multiple air-guiding aisles are formed between wheel rim, circular shell and wind blade.
2. brushless dust collector motor end cap according to claim 1, which is characterized in that the wind blade circular array
Distribution, uniform intervals are set between the wheel rim and the inner wall of circular shell.
3. brushless dust collector motor end cap according to claim 2, which is characterized in that the wind blade is in the width direction
Side connect with the outer wall of the wheel rim, the other side is connect with the inner wall of the circular shell.
4. brushless dust collector motor end cap according to claim 3, which is characterized in that the wind blade is in length direction
It is upper arc-shaped.
5. brushless dust collector motor end cap according to claim 4, which is characterized in that the wind blade and the wheel rim
Angle between the tangent line and circular shell plane on the surface of the lower end of connection is not more than 45 °.
6. brushless dust collector motor end cap according to claim 1, which is characterized in that be connected on the outer wall of the wheel rim
Convex block, the other end of the convex block are connect with the inner wall of the circular shell.
7. brushless dust collector motor end cap according to claim 6, which is characterized in that the convex block t shape, inside
End face is connect with the outer wall of the wheel rim, and end face outside is connect with the inner wall of the circular shell, end face outside for institute
State the arc of the inner wall fitting of circular shell；The two sides of the convex block are the arc-shaped curved surface of fairing.
8. brushless dust collector motor end cap according to claim 1, which is characterized in that offer axis among the wheel rim
Hole, the axis hole outside are provided around multiple arcs hole.
9. brushless dust collector motor end cap according to claim 1, which is characterized in that set on the outer wall of the circular shell
It is equipped with positioning convex ring, mounting groove is further opened on the outer wall of the circular shell.
10. brushless dust collector motor end cap according to claim 6, which is characterized in that the circular shell is with wheel rim by 3
A convex block is formed by connecting, two neighboring convex block（4）Angle be 120 °, between two neighboring convex block be equipped at least 3 wind-guidings
Blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820408869.3U CN208094332U (en) | 2018-03-26 | 2018-03-26 | Brushless dust collector motor end cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820408869.3U CN208094332U (en) | 2018-03-26 | 2018-03-26 | Brushless dust collector motor end cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208094332U true CN208094332U (en) | 2018-11-13 |
Family
ID=64060486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820408869.3U Active CN208094332U (en) | 2018-03-26 | 2018-03-26 | Brushless dust collector motor end cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208094332U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321965A (en) * | 2018-03-26 | 2018-07-24 | 莱克电气股份有限公司 | Brushless dust collector motor end cap |
| CN110464104A (en) * | 2019-09-19 | 2019-11-19 | 东莞市联峰电机有限公司 | Inner-rotor brushless motor and Blowing drum with the motor |
-
2018
- 2018-03-26 CN CN201820408869.3U patent/CN208094332U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321965A (en) * | 2018-03-26 | 2018-07-24 | 莱克电气股份有限公司 | Brushless dust collector motor end cap |
| CN108321965B (en) * | 2018-03-26 | 2023-09-19 | 莱克电气股份有限公司 | Motor end cover of brushless dust collector |
| CN110464104A (en) * | 2019-09-19 | 2019-11-19 | 东莞市联峰电机有限公司 | Inner-rotor brushless motor and Blowing drum with the motor |
| CN110464104B (en) * | 2019-09-19 | 2024-05-17 | 东莞市联峰电机有限公司 | Inner rotor brushless motor and blowing cylinder with same |
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