CN208456915U - A kind of axial-flow windwheel and air conditioner - Google Patents
A kind of axial-flow windwheel and air conditioner Download PDFInfo
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- CN208456915U CN208456915U CN201821169941.8U CN201821169941U CN208456915U CN 208456915 U CN208456915 U CN 208456915U CN 201821169941 U CN201821169941 U CN 201821169941U CN 208456915 U CN208456915 U CN 208456915U
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- axial
- bottom wall
- flow windwheel
- periphery wall
- hole
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Abstract
The utility model provides a kind of axial-flow windwheel and air conditioner, is related to air-conditioning technical field.Axial-flow windwheel described in the utility model includes wheel hub and multiple fan blades, the wheel hub includes the periphery wall of annular and the bottom wall that is arranged in inside the periphery wall, the root of multiple fan blades is uniformly arranged on the outer peripheral surface of the periphery wall, through-hole is offered on the bottom wall, the axis of the through-hole is tilted relative to the axis of the bottom wall.Axial-flow windwheel can weaken the reflux whirlpool of wheel hub downstream area, reduce noise, and motor radiating can be made unimpeded.
Description
Technical field
The utility model relates to air-conditioning technical field, in particular to a kind of axial-flow windwheel and air conditioner.
Background technique
Important component one of of the axial-flow windwheel as the air-cooled heat exchange of air conditioner room outdoor, performance directly affects air conditioner
Energy.Existing axial-flow windwheel is generally made of fan blade and wheel hub, and the form of fan blade may be designed to different according to different demands
Pattern is needed based on intensity, and generally in sealing state, front and back air-flow blocks wheel hub, causes the downstream area of wheel hub to exist certain
The reflux whirlpool of the reflux of degree, formation is also easy to produce noise.Meanwhile the upstream region of wheel hub is equipped with motor, motor can also exist
Radiate unsmooth hidden danger.
Therefore, the reflux whirlpool of wheel hub downstream area can be weakened by designing a kind of axial-flow windwheel, reduce noise, and can make
Motor radiating is unimpeded, this is a technical problem to be solved urgently.
Utility model content
In view of this, the utility model embodiment proposes a kind of axial-flow windwheel and air conditioner, wheel hub catchment can be weakened
The reflux whirlpool in domain reduces noise, and motor radiating can be made unimpeded.
In order to achieve the above objectives, technical solution provided by the embodiment of the utility model is achieved in that
A kind of axial-flow windwheel includes wheel hub and multiple fan blades, and the wheel hub includes the periphery wall of annular and is arranged described
The root of bottom wall inside periphery wall, multiple fan blades is uniformly arranged on the outer peripheral surface of the periphery wall, on the bottom wall
Through-hole is offered, the axis of the through-hole is tilted relative to the axis of the bottom wall.
Further, multiple through-holes are uniformly arranged along the circumferencial direction of the bottom wall.
Further, the through-hole is located at the midpoint of the radius of the bottom wall.
Further, the quantity of the through-hole is the integral multiple of the quantity of the fan blade.
Further, the angle of the axis of the axis of the through-hole and the bottom wall is 15 ° to 75 °.
Further, the wheel hub further includes connecting column and reinforcing rib, and the connecting column is vertically connected on the bottom wall
Center offers axis hole on the connecting column, and the reinforcing rib is located at the inside of the periphery wall, and the reinforcing rib makes described outer
Peripheral wall, the bottom wall and the connecting column are connected.
Further, the both ends of the periphery wall open up jagged.
Further, it is opened up between fan blade described in every two there are two the notch, two notches are located at institute
State the both ends of periphery wall.
Further, the bottom wall is located at institute of the periphery wall close to the side of lower end, positioned at the periphery wall upper end
The area for stating notch is greater than the area of the notch positioned at the periphery wall lower end.
A kind of air conditioner includes the axial-flow windwheel.
Compared with the existing technology, axial-flow windwheel and air conditioner described in the utility model have the advantage that
Through-hole is offered on the bottom wall, the axis of the through-hole tilts relative to the axis of the bottom wall, in this way can
The reflux whirlpool for weakening wheel hub downstream area to a certain extent, reduces noise, while can play the role of keeping away motor radiating
It is excessively high to exempt from motor temperature.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is the structural schematic diagram at the first visual angle of axial-flow windwheel described in the utility model embodiment.
Fig. 2 be Fig. 1 in along A-A cross-sectional view.
Fig. 3 is the structural schematic diagram at the second visual angle of axial-flow windwheel described in the utility model embodiment.
Description of symbols:
1- axial-flow windwheel；2- wheel hub；3- fan blade；4- periphery wall；5- bottom wall；6- through-hole；7- connecting column；8- reinforcing rib；9-
Notch.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
Referring to Fig. 1, axial-flow windwheel 1 includes wheel hub 2 and multiple fan blades 3, wheel the present embodiment provides a kind of axial-flow windwheel 1
Hub 2 includes annular periphery wall 4 and the bottom wall 5 being arranged in inside periphery wall 4, it is preferable that it is close that bottom wall 5 is located at periphery wall 4
The side of motor, i.e. bottom wall 5 are located at periphery wall 4 close to the side of lower end, make the center of gravity of wheel hub 2 close to the side of motor.
The root of multiple fan blades 3 is uniformly arranged on the outer peripheral surface of periphery wall 4, and there are many selection, this realities for the quantity of fan blade 3
It applies in example, the quantity of fan blade 3 is three, and three fan blades 3 are connected to evenly and at intervals on the outer peripheral surface of periphery wall 4.The root of fan blade 3
Portion and the junction of periphery wall 4 are in camber line, and the both ends of camber line are two vertex of the root of fan blade 3.
Through-hole 6 is offered on bottom wall 5, through-hole 6 is class ellipse.Multiple through-holes 6 are uniformly arranged along the circumferencial direction of bottom wall 5
Cloth.The quantity of through-hole 6 is the integral multiple of the quantity of fan blade 3.In the present embodiment, the quantity of through-hole 6 is three, and three through-holes 6 are equal
Positioned at the midpoint of the radius of bottom wall 5.
In other embodiments, the quantity of through-hole 6 can be 6, and 6 through-holes 6 are evenly and at intervals along the circumference side of bottom wall 5
To arrangement.It is smaller to the intensity effect of bottom wall 5 to open up through-hole 6, and the quality of bottom wall 5 can be reduced.
Through-hole 6 is opened up on bottom wall 5, can weaken the reflux whirlpool of 2 downstream area of wheel hub to a certain extent, reduces noise,
It can play the role of avoiding motor temperature excessively high motor radiating simultaneously.
Wheel hub 2 further includes connecting column 7 and reinforcing rib 8, and connecting column 7 is vertically connected on the center of bottom wall 5, opens on connecting column 7
Equipped with axis hole, axis hole is perpendicular to bottom wall 5, and axis hole is for the output axis connection with motor.Reinforcing rib 8 is located at the inside of periphery wall 4,
Reinforcing rib 8 makes periphery wall 4, bottom wall 5 and connecting column 7 be connected.
There are many quantity of reinforcing rib 8 selects, and in the present embodiment, the quantity of reinforcing rib 8 is three, between three reinforcing ribs 8
Every being evenly connected between periphery wall 4 and connecting column 7.Specifically, the both ends of each reinforcing rib 8 are connected to periphery wall 4
On connecting column 7, the bottom surface of each reinforcing rib 8 is then connected on bottom wall 5.To reinforce the intensity of wheel hub 2 on the whole.
Reinforcing rib 8 is connected to the position on periphery wall 4, and there are many selections, and in the present embodiment, the top of the root of fan blade 3 is pushed up
The corresponding position of point is provided with reinforcing rib 8.The part that the top vertex of the root of fan blade 3 is corresponded on periphery wall 4 is opposite bottom
The highest part of wall 5, the height of the reinforcing rib 8 connected herein is relatively high, at most can be high compared to the other parts of reinforcing rib 8
10mm out.In this way, reinforcing rib 8 and the connection length of periphery wall 4 are as longer as possible, to improve the intensity of wheel hub 2 as much as possible.
Referring to Fig. 2, the axis L1 of through-hole 6 and the axis L2 of bottom wall 5 are in the same plane, the axis L1 phase of through-hole 6
Axis L2 inclination for bottom wall 5, it is preferable that the angle theta of the axis L2 of the axis L1 and bottom wall 5 of through-hole 6 is 15 ° to 75 °.This
Sample, inclined through-hole 6 can be such that 2 upstream region of wheel hub and downstream area communicates, and pass through through-hole 6 convenient for air-flow, mitigate gas
The phenomenon of turbulent flow is flowed, reduces noise, and further increase the heat dissipation effect to motor.
Referring to Fig. 3, the both ends of periphery wall 4 open up jagged 9, notch 9 can not only save material, reduce cost,
And can reduce the power consumption of air conditioner, reduce the peak value of noise, improve the mechanical efficiency of fan blade 3.The both ends of periphery wall 4 refer to
Periphery wall 4 is along the both ends of its axis direction, that is, in Fig. 1, the upper and lower ends of periphery wall 4, wherein the axis of periphery wall 4 with
The axis collinear of bottom wall 5.
The quantity of notch 9 and position are there are many selection, in the present embodiment, open up that there are two notches between every two fan blade 3
9, two notches 9 are located at the both ends of periphery wall 4, that is to say, that two notches 9 are located at the upper and lower ends of periphery wall 4.
It in this way, the quantity of notch 9 is then six, and can be evenly distributed on the periphery wall 4 of wheel hub 2, make 2 regular shape of wheel hub, outside
Shape is beautiful.
In other embodiments, fan blade 3 is more, then can accordingly open up more notches 9.In short, guaranteeing to take turns
Under the premise of 2 intensity of hub, reduce the weight of wheel hub 2 as much as possible.
The notch 9 of top can be equal with 9 area of notch of lower section, can also be unequal.In the present embodiment, it is located at periphery
The area of the notch 9 of 4 upper end of wall is greater than the area of the notch 9 positioned at 4 lower end of periphery wall, to make the periphery wall 4 of 5 top of bottom wall
Loss of weight it is more.
For the weight for possibly reducing wheel hub 2.In the present embodiment, the circumferentially extending of the circumferentially wall 4 of notch 9 is to fan blade 3
Root vertex.That is, the left edge of notch 9 extends to the top vertex of 3 root of left side fan blade, the right hand edge of notch 9 prolongs
Extend to the top vertex of 3 root of right fan blade.To keep the area of notch 9 as big as possible, the weight of wheel hub 2 is as small as possible.
There are many selections for the shape of notch 9, for example, notch 9 is trapezoidal, in triangle, semicircle, half elliptic, U-shaped
It is any.In the present embodiment, the shape of notch 9 is designed as trapezoidal, also, the edge of each notch 9 is all made of arc-shaped transition, from
And reduce the stress on periphery wall 4, also reducing 9 edge of notch there is a possibility that crack, and that improves axial-flow windwheel 1 uses the longevity
Life.
The present embodiment also provides a kind of air conditioner, and air conditioner includes above-mentioned axial-flow windwheel 1.
Axial-flow windwheel 1 and air conditioner provided in this embodiment the utility model has the advantages that
Firstly, offering inclined through-hole 6 on bottom wall 5, the reflux of 2 downstream area of wheel hub can be weakened to a certain extent
Whirlpool reduces noise, while can play the role of avoiding motor temperature excessively high motor radiating.
Secondly, by opening up jagged 9 at the both ends of periphery wall 4, can be saved by opening up notch 9 not only material,
Cost is reduced, and can reduce the power consumption of air conditioner, reduce the peak value of noise, improves the mechanical efficiency of fan blade 3.
Finally, reinforcing rib 8 is arranged in the inside of periphery wall 4, periphery wall 4, bottom wall 5 and connecting column 7 are linked to be by reinforcing rib 8
One improves the intensity of wheel hub 2.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. a kind of axial-flow windwheel, which is characterized in that the axial-flow windwheel includes wheel hub (2) and multiple fan blades (3), the wheel hub
It (2) include annular periphery wall (4) and the setting bottom wall (5) internal in the periphery wall (4), multiple fan blades (3)
Root is uniformly arranged on the outer peripheral surface of the periphery wall (4), is offered through-hole (6) on the bottom wall (5), the through-hole (6)
Axis relative to the bottom wall (5) axis tilt.
2. axial-flow windwheel according to claim 1, which is characterized in that circle of multiple through-holes (6) along the bottom wall (5)
Circumferential direction is uniformly arranged.
3. axial-flow windwheel according to claim 2, which is characterized in that the through-hole (6) is located at the radius of the bottom wall (5)
Midpoint.
4. axial-flow windwheel according to claim 1, which is characterized in that the quantity of the through-hole (6) is the fan blade (3)
The integral multiple of quantity.
5. axial-flow windwheel according to claim 1, which is characterized in that the axis of the through-hole (6) and the bottom wall (5)
The angle of axis is 15 ° to 75 °.
6. axial-flow windwheel according to claim 1, which is characterized in that the wheel hub (2) further includes connecting column (7) and reinforces
Muscle (8), the connecting column (7) is vertically connected on the center of the bottom wall (5), offers axis hole on the connecting column (7), described
Reinforcing rib (8) is located at the inside of the periphery wall (4), and the reinforcing rib (8) makes the periphery wall (4), the bottom wall (5) and institute
Connecting column (7) is stated to be connected.
7. axial-flow windwheel according to claim 1, which is characterized in that the both ends of the periphery wall (4) open up jagged
(9)。
8. axial-flow windwheel according to claim 7, which is characterized in that there are two being opened up between fan blade described in every two (3)
The notch (9), two notches (9) are located at the both ends of the periphery wall (4).
9. axial-flow windwheel according to claim 8, which is characterized in that it is close that the bottom wall (5) is located at the periphery wall (4)
The side of lower end, the area for being located at the notch (9) of the periphery wall (4) upper end, which is greater than, is located at the periphery wall (4) lower end
The notch (9) area.
10. a kind of air conditioner, which is characterized in that the air conditioner includes any axial-flow windwheel of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821169941.8U CN208456915U (en) | 2018-07-23 | 2018-07-23 | A kind of axial-flow windwheel and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821169941.8U CN208456915U (en) | 2018-07-23 | 2018-07-23 | A kind of axial-flow windwheel and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208456915U true CN208456915U (en) | 2019-02-01 |
Family
ID=65180577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821169941.8U Active CN208456915U (en) | 2018-07-23 | 2018-07-23 | A kind of axial-flow windwheel and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208456915U (en) |
-
2018
- 2018-07-23 CN CN201821169941.8U patent/CN208456915U/en active Active
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