CN109209996A - Axial-flow windwheel, wind wheel component, air-conditioner outdoor unit and air conditioner - Google Patents
Axial-flow windwheel, wind wheel component, air-conditioner outdoor unit and air conditioner Download PDFInfo
- Publication number
- CN109209996A CN109209996A CN201811244129.1A CN201811244129A CN109209996A CN 109209996 A CN109209996 A CN 109209996A CN 201811244129 A CN201811244129 A CN 201811244129A CN 109209996 A CN109209996 A CN 109209996A
- Authority
- CN
- China
- Prior art keywords
- wheel hub
- axial
- segment
- central axis
- flow windwheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003014 reinforcing effect Effects 0.000 claims description 54
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 4
- 230000032258 transport Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
- F04D29/329—Details of the hub
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/38—Blades
- F04D29/388—Blades characterised by construction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/545—Ducts
- F04D29/547—Ducts having a special shape in order to influence fluid flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a kind of axial-flow windwheel, wind wheel component, air-conditioner outdoor unit and air conditioner, axial-flow windwheel includes: wheel hub;And multiple blades, multiple blades are intervally arranged along the circumferential direction of wheel hub, the contour edge of blade includes successively end to end leading edge, outer rim, trailing edge and blade root, blade root connect with wheel hub, in the rotation direction of wheel hub, leading edge is located at the front side of trailing edge, on from trailing edge to up-front direction, outer rim includes sequentially connected first segment, second segment and third section, maximum normal distance between first segment and the central axis of wheel hub is less than or equal to the minimum perpendicular distance between second segment and the central axis of wheel hub, and on from trailing edge to up-front direction, vertical range between second segment and the central axis of wheel hub is gradually increased.Axial-flow windwheel according to the present invention can reduce the leakage of air quantity at the outer rim and baffle liner cooperation of blade, improve air quantity, improve air supply efficiency, and can reduce noise.
Description
Technical field
The present invention relates to air-conditioning technical fields, more particularly, to a kind of axial-flow windwheel, wind wheel component, air-conditioner outdoor unit and sky
Adjust device.
Background technique
Efficiently air-supply is realized in outdoor axial flow blower Axial-Flow wind wheel and air-ducting ring cooperation.But wind wheel in the related technology
Leaf top at, air quantity leakage it is bigger than normal, air quantity is less than normal, and air supply efficiency is low, and noise is larger.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention proposes a kind of axis
Wind wheel is flowed, the axial-flow windwheel can reduce the leakage of air quantity at the outer rim and baffle liner cooperation of blade, improve air quantity, and raising is sent
Wind efficiency, and noise can be reduced.
The present invention also proposes that a kind of wind wheel component, the wind wheel component include above-mentioned axial-flow windwheel.
The present invention also proposes that a kind of air-conditioner outdoor unit, the air-conditioner outdoor unit include above-mentioned wind wheel component.
The present invention also proposes that a kind of air conditioner, the air conditioner include above-mentioned air-conditioner outdoor unit.
Axial-flow windwheel according to an embodiment of the present invention, comprising: wheel hub;And multiple blades, multiple blades are described in
The circumferential direction of wheel hub is intervally arranged, and the contour edge of the blade includes successively end to end leading edge, outer rim, trailing edge and leaf
Root, the blade root connect with the wheel hub, and in the rotation direction of the wheel hub, the leading edge is located at the front side of the trailing edge,
On from the trailing edge to the up-front direction, the outer rim includes sequentially connected first segment, second segment and third section, institute
The maximum normal distance stated between first segment and the central axis of the wheel hub is less than or equal to the second segment and the wheel hub
Minimum perpendicular distance between central axis, and on from the trailing edge to the up-front direction, the second segment with it is described
Vertical range between the central axis of wheel hub is gradually increased.
Axial-flow windwheel according to an embodiment of the present invention, by making the outer rim of blade include on from trailing edge to up-front direction
Sequentially connected first segment, second segment and third section, the maximum normal distance between first segment and the central axis of wheel hub are less than
Minimum perpendicular distance between second segment and the central axis of wheel hub, and on from trailing edge to up-front direction, second segment and wheel
Vertical range between the central axis of hub is gradually increased.When axial-flow windwheel and baffle liner cooperate, first segment, which can be located at, is led
In stream circle and opposite with straightway, second segment can be located in baffle liner and opposite with one of flared section.It can make
Gap between the straightway of baffle liner and the outer rim and baffle liner of flared section blade guarantees in reasonable range, reduces blade
Outer rim and baffle liner cooperation at air quantity leakage, improve air quantity, improve air supply efficiency, and noise can be reduced.
According to some embodiments of the present invention, close described more up-front in arbitrary neighborhood two o'clock on the second segment
Vertical range between the central axis of the wheel hub is greater than some central axis with the wheel hub close to the trailing edge
Between vertical range.
According to some embodiments of the present invention, on from the trailing edge to the up-front direction, the first segment and institute
The vertical range stated between the central axis of wheel hub is gradually increased.
According to some embodiments of the present invention, on from the trailing edge to the up-front direction, the first segment and institute
The vertical range stated between the central axis of wheel hub is consistent.
According to some embodiments of the present invention, on from the trailing edge to the up-front direction, the third section and institute
The vertical range stated between the central axis of wheel hub is gradually increased.
According to some embodiments of the present invention, on from the trailing edge to the up-front direction, the third section and institute
The vertical range stated between the central axis of wheel hub is gradually reduced.
According to some embodiments of the present invention, the maximum normal distance between the outer rim and the central axis of the wheel hub
For Dmax, the minimum perpendicular distance between the outer rim and the central axis of the wheel hub is Dmin, and is met: 1.01≤
Dmax/Dmin≤1.06。
According to some embodiments of the present invention, at least one end face in the axial ends face of the wheel hub is equipped with along institute
State the reinforcing rib that the radial direction of wheel hub extends.
In some embodiments of the invention, when the end face of axial one end of the wheel hub is equipped with multiple reinforcing ribs
When, the reinforcing rib is divided into multiple groups, and reinforcing rib described in multiple groups and multiple blades correspond, and reinforcing rib described in every group includes
The reinforcing rib of identical quantity, and reinforcing rib described in multiple groups is uniformly distributed along the circumferential direction of the wheel hub is reinforced described in every group
When muscle includes multiple reinforcing ribs, multiple reinforcing ribs in every group are uniformly distributed.
In some embodiments of the invention, it is N that reinforcing rib described in every group, which includes the number of the reinforcing rib, and the N is full
Foot: 1≤N≤5.
In some embodiments of the invention, leading edge and the wheel of the reinforcing rib described in every group close to the corresponding blade
At the cooperation of hub.
According to some embodiments of the present invention, the outer edge in the axial ends face of the wheel hub is equipped with and the wheel hub
Centerline axis parallel baffle, the baffle circularizes along the circumferential direction extension of the wheel hub, axial the two of the wheel hub
The free end of the baffle of one end in end is equipped with multiple notches, and multiple notches are spaced apart along the circumferential direction of the baffle,
The free end of the baffle of the other end in the axial ends of the wheel hub is equipped with multiple protrusive boards with notch cooperation.
In some embodiments of the invention, it is multiple fixed that the end face that the wheel hub is equipped with one end of the notch is equipped with
Position muscle, multiple positioning bars and multiple notches correspond, and the positioning bar is located at the inside of the corresponding notch
And the height of the positioning bar is higher than the minimum point of the notch.
Wind wheel component according to an embodiment of the present invention, comprising: baffle liner, it is described to lead along the axis direction of the baffle liner
Stream circle includes straightway and flared section;Above-mentioned axial-flow windwheel, the first segment be located in the baffle liner and with the straight line
Section is opposite, and the second segment is located at that the baffle liner is interior and opposite with the flared section, and the third section is located at the baffle liner
Outside.
Wind wheel component according to an embodiment of the present invention, by making the outer rim of blade include on from trailing edge to up-front direction
Sequentially connected first segment, second segment and third section, the maximum normal distance between first segment and the central axis of wheel hub are less than
Minimum perpendicular distance between second segment and the central axis of wheel hub, and on from trailing edge to up-front direction, second segment and wheel
Vertical range between the central axis of hub is gradually increased.When axial-flow windwheel and baffle liner cooperate, first segment, which can be located at, is led
In stream circle and opposite with straightway, second segment can be located in baffle liner and opposite with one of flared section.It can make
Gap between the straightway of baffle liner and the outer rim and baffle liner of flared section blade guarantees in reasonable range, reduces blade
Outer rim and baffle liner cooperation at air quantity leakage, improve air quantity, improve air supply efficiency, and noise can be reduced.
According to some embodiments of the present invention, the distance between the inner peripheral surface of the baffle liner and the outer rim are d, described
D meets: 4mm≤d≤12mm.
In some embodiments of the invention, the d meets: 5mm≤d≤8mm.
Air-conditioner outdoor unit according to an embodiment of the present invention, including above-mentioned wind wheel component.
Air-conditioner outdoor unit according to an embodiment of the present invention, by wrapping the outer rim of blade on from trailing edge to up-front direction
Sequentially connected first segment, second segment and third section are included, the maximum normal distance between first segment and the central axis of wheel hub is small
Minimum perpendicular distance between second segment and the central axis of wheel hub, and on from trailing edge to up-front direction, second segment with
Vertical range between the central axis of wheel hub is gradually increased.When axial-flow windwheel and baffle liner cooperate, first segment can be located at
In baffle liner and opposite with straightway, second segment can be located in baffle liner and opposite with one of flared section.It can make
Gap between the straightway of baffle liner and the outer rim and baffle liner of flared section blade guarantees in reasonable range, reduces leaf
The leakage of air quantity, improves air quantity at the outer rim and baffle liner cooperation of piece, improves air supply efficiency, and can reduce noise.
Air conditioner according to an embodiment of the present invention, including above-mentioned air-conditioner outdoor unit.
Air conditioner according to an embodiment of the present invention, by make the outer rim of blade include on from trailing edge to up-front direction according to
First segment, second segment and the third section of secondary connection, the maximum normal distance between first segment and the central axis of wheel hub is less than
Two sections of minimum perpendicular distances between the central axis of wheel hub, and on from trailing edge to up-front direction, second segment and wheel hub
Central axis between vertical range be gradually increased.When axial-flow windwheel and baffle liner cooperate, first segment can be located at water conservancy diversion
In circle and opposite with straightway, second segment can be located in baffle liner and opposite with one of flared section.It can leading
The gap flowed between the straightway of circle and the outer rim and baffle liner of flared section blade guarantees to reduce blade in reasonable range
The leakage of air quantity at outer rim and baffle liner cooperation, improves air quantity, improves air supply efficiency, and can reduce noise.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the main view of axial-flow windwheel according to an embodiment of the present invention;
Fig. 2 is the cross-sectional view of axial-flow windwheel according to an embodiment of the present invention;
Fig. 3 is the perspective view of axial-flow windwheel according to an embodiment of the present invention;
Fig. 4 is the perspective view of another angle of axial-flow windwheel according to an embodiment of the present invention;
Fig. 5 is the perspective view of another angle of axial-flow windwheel according to an embodiment of the present invention;
Fig. 6 is the perspective view of another angle of axial-flow windwheel according to an embodiment of the present invention;
Fig. 7 is the structural schematic diagram of wind wheel component according to an embodiment of the present invention.
Appended drawing reference:
Axial-flow windwheel 100,
Wheel hub 1, reinforcing rib 11, baffle 12, notch 13, protrusive board 14, positioning bar 15,
Blade 2, leading edge 21, outer rim 22, first segment 221, second segment 222, third section 223, trailing edge 23, blade root 24,
Baffle liner 200, straightway 201, flared section 202.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " thickness ", "front", "rear",
The orientation or positional relationship of the instructions such as "inner", "outside", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure or position
Relationship is set, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, limiting
There is the feature of " first ", " second " to can explicitly or implicitly include one or more of the features.It is retouched in of the invention
In stating, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Axial-flow windwheel 100 according to an embodiment of the present invention, wind wheel component, air-conditioner outdoor unit are described below with reference to Fig. 1-Fig. 7
And air conditioner.
As shown in Figure 1, axial-flow windwheel 100 according to an embodiment of the present invention, including wheel hub 1 and multiple blades 2.
Specifically, as shown in Figure 1, multiple blades 2 are intervally arranged along the circumferential direction of wheel hub 1.Preferably, multiple blades
2 are evenly spaced on along the circumferential direction of wheel hub 1, and the shape of each blade 2 is identical, it is possible thereby to make axial-flow windwheel 100
Structure is more uniform, so that the rotation of axial-flow windwheel 100 is more stable.
As shown in Figure 1, the contour edge of blade 2 includes successively end to end leading edge 21, outer rim 22, trailing edge 23 and blade root
24, blade root 24 connect with wheel hub 1, and in the rotation direction (direction w as shown in Figure 1) of wheel hub 1, leading edge 21 is located at trailing edge 23
Front side.On from trailing edge 23 to the direction of leading edge 21, outer rim 22 includes sequentially connected first segment 221, second segment 222 and third
Section 223, the maximum normal distance between first segment 221 and the central axis of wheel hub 1 are less than or equal to second segment 222 and wheel hub 1
Minimum perpendicular distance between central axis, and on from trailing edge 23 to the direction of leading edge 21, in second segment 222 and wheel hub 1
Vertical range between mandrel line is gradually increased.
Along the axis direction of baffle liner 200, baffle liner 200 may include flared section 202, straightway 201 and flared section
202, the diameter of straightway 201 is identical, and the diameter of flared section 202 is in one end that flared section 202 is connect with straightway 201 to flaring
On the direction of 202 other ends of section, diameter is gradually increased.When axial-flow windwheel 100 and baffle liner 200 cooperate, first segment 221 can be with
In baffle liner 200 and opposite with straightway 201, second segment 222 can be located in baffle liner 200 and be flared with one of
Section 202 is opposite, and third section 223 is located at outside baffle liner 200.With being gradually increased for 202 diameter of flared section, outer rim 22 and wheel hub 1
Central axis between vertical range be gradually increased, 202 leaf of straightway 201 and flared section in baffle liner 200 can be made
Gap between the outer rim 22 and baffle liner 200 of piece 2 guarantees in reasonable range, reduces the outer rim 22 and baffle liner of blade 2
The leakage of air quantity at 200 cooperations improves air quantity, improves air supply efficiency, and can reduce noise.Wherein, another on baffle liner 200
One flared section 202 is to reduce out wind resistance to keep outlet air more smooth, reduces noise.
In the related technology, axial-flow windwheel is using being that circle is drawn in the center of circle with circle where its wheel hub outer contour, the circle and every
Circle where piece blade outer edge contour line intersects at the design scheme of one section of circular arc or entire blade outer rim, i.e., from trailing edge to outer rim
Direction on, the vertical range between the outer rim of blade and the central axis of wheel hub be consistent or part be consistent, cause
The outer rim of blade and the fit clearance of 200 flared section 202 of baffle liner are bigger than normal, not can guarantee and protect with the fit clearance of straightway 201
It holds unanimously, the leakage so as to cause (blade outer rim and 200 cooperation position of baffle liner) at leaf top is bigger than normal, and air quantity is less than normal, air-supply is imitated
Rate reduces, noise is larger.
Axial-flow windwheel 100 according to an embodiment of the present invention, by making the outer rim 22 of blade 2 from trailing edge 23 to leading edge 21
It include sequentially connected first segment 221, second segment 222 and third section 223, the central axis of first segment 221 and wheel hub 1 on direction
Between maximum normal distance be less than minimum perpendicular distance between second segment 222 and the central axis of wheel hub 1, and from trailing edge
23 on the direction of leading edge 21, and the vertical range between second segment 222 and the central axis of wheel hub 1 is gradually increased.When axis stream wind
When wheel 100 cooperates with baffle liner 200, first segment 221 can be located in baffle liner 200 and opposite with straightway 201, second segment
222 can be in baffle liner 200 and opposite with one of flared section 202.It can make the straightway in baffle liner 200
Gap between 201 and the outer rim 22 and baffle liner 200 of 202 blade 2 of flared section guarantees in reasonable range, reduces blade 2
Outer rim 22 and 200 cooperation of baffle liner at air quantity leakage, improve air quantity, improve air supply efficiency, and noise can be reduced.
In some embodiments of the invention, as shown in Figure 1, close leading edge on second segment 222 in arbitrary neighborhood two o'clock
21 some vertical range between the central axis of wheel hub 1 is greater than some central axis with wheel hub 1 close to trailing edge 23
Between vertical range.It is understood that using the center of circle of the circle where the outer contour of wheel hub 1 as the center of circle draw justify, the circle with
The second segment 222 of each blade 2 intersects and only intersects at a point.It is possible thereby to preferably make from trailing edge 23 to leading edge 21
On direction, the distance between second segment 222 and the central axis of wheel hub 1 are gradually increased, and can make the straight line in baffle liner 200
Section 201 and the gap between the outer rim 22 and baffle liner 200 of 202 blade 2 of flared section guarantee in reasonable range, reduce blade
The leakage of air quantity, improves air quantity at 2 outer rim 22 and 200 cooperation of baffle liner, improves air supply efficiency, and can reduce noise.
In addition, experiments verify that, when the close leading edge 21 on second segment 222 in arbitrary neighborhood two o'clock a little and wheel hub 1
Central axis between vertical range be greater than some vertical range between the central axis of wheel hub 1 close to trailing edge 23
When, 3%-6% can be promoted with revolving speed air quantity, reduces 3%-5%, the low 0.5-1.5dBA with air quantity noise with air quantity power.
In some embodiments of the invention, as shown in Figure 1, on from trailing edge 23 to the direction of leading edge 21, first segment 221
Vertical range between the central axis of wheel hub 1 is gradually increased.It is possible thereby to make 22 profile of outer rim of blade 2 more round
It is sliding, simplify the structure of blade 2.Further, the close leading edge 21 on first segment 221 in arbitrary neighborhood two o'clock a little and wheel hub
Vertical range between 1 central axis is greater than some vertical range between the central axis of wheel hub 1 close to trailing edge 23.
Justify it is understood that being drawn using the center of circle of the circle where the outer contour of wheel hub 1 as the center of circle, the first of the circle and each blade 2
Section 221 intersects and only intersects at a point.
Certainly, the invention is not limited thereto, on from trailing edge 23 to the direction of leading edge 21, the center of first segment 221 and wheel hub 1
Vertical range between axis can be consistent.It is possible thereby to make between first segment 221 and the straightway 201 of baffle liner 200
Gap is consistent, and reduces the leakage of air quantity at the outer rim 22 and 200 cooperation of baffle liner of blade 2, improves air quantity, improves air-supply effect
Rate, and noise can be reduced.
In some embodiments of the invention, as shown in Figure 1, on from trailing edge 23 to the direction of leading edge 21, third section 223
Vertical range between the central axis of wheel hub 1 is gradually increased.It is possible thereby to increase air quantity, air supply efficiency is improved.Further
Ground, some vertical range between the central axis of wheel hub 1 of the close leading edge 21 in third section 223 in arbitrary neighborhood two o'clock
Greater than some vertical range between the central axis of wheel hub 1 close to trailing edge 23.It is understood that with the outer of wheel hub 1
The center of circle of circle where contour line is that circle is drawn in the center of circle, which intersects with the third section 223 of each blade 2 and only intersect at a point.
Certainly, the invention is not limited thereto, on from trailing edge 23 to the direction of leading edge 21, the center of third section 223 and wheel hub 1
Vertical range between axis can be gradually reduced.It is possible thereby to reduce the weight of wind wheel, to reduce the power of motor, improve
Efficiency.Further, the close leading edge 21 in third section 223 in arbitrary neighborhood two o'clock a little with the central axis of wheel hub 1 it
Between vertical range be less than some vertical range between the central axis of wheel hub 1 close to trailing edge 23.It is understood that
It is drawn and is justified as the center of circle using the center of circle of the circle where the outer contour of wheel hub 1, which intersects and only with the third section 223 of each blade 2
It intersects at a point.
Preferably, the maximum normal distance between outer rim 22 and the central axis of wheel hub 1 is Dmax, outer rim 22 and wheel hub 1
Central axis between minimum perpendicular distance be Dmin, and meet: 1.01≤Dmax/Dmin≤1.06.For example, Dmax/
Dmin can be 1.02,1.03,1.04 or 1.05 etc..It is possible thereby to avoid the blade 2 of axial-flow windwheel 100 excessive, be conducive to drop
The weight of low wind wheel reduces the power of motor, improves efficiency.
When the vertical range on from trailing edge 23 to the direction of leading edge 21, between first segment 221 and the central axis of wheel hub 1
It is gradually increased, when the vertical range between third section 223 and the central axis of wheel hub 1 is gradually increased, the point that distance is Dmax is
The intersection point of leading edge 21 and outer rim 22, it is the intersection point of trailing edge 23 Yu outer rim 22 that distance, which is the point of Dmin,.When from trailing edge 23 to leading edge
On 21 direction, the vertical range between first segment 221 and the central axis of wheel hub 1 is gradually increased, third section 223 and wheel hub 1
Central axis between vertical range when being gradually reduced, it is the friendship of second segment 222 and third section 223 that distance, which is the point of Dmax,
Point.And the point, close to one end of the separate straightway 201 of the flared section 202 of baffle liner 200, which can be located at flared section 202
Outside, or it is located in flared section 202, when the point is located in flared section 202, the separate straightway 201 of the point and flared section 202
One end distance be less than 15mm.
In some embodiments of the invention, as shown in figures 3 to 6, at least one of axial ends face of wheel hub 1 is held
Face is equipped with the reinforcing rib 11 extended along the radial direction of wheel hub 1.It is possible thereby to reinforce the structural strength of axial-flow windwheel 100, it can
To reduce on axial-flow windwheel 100 size of other structures or remove the other components of other part or parts accordingly, to reduce
The weight of axial-flow windwheel 100 reduces power of motor, improves efficiency.Furthermore it is also possible to reduce the cost of raw material.
For example, being equipped with radially direction extension on the axial ends face of wheel hub 1 in Fig. 3-example shown in fig. 6
Reinforcing rib 11, reinforcing rib 11 be it is multiple, multiple reinforcing ribs 11 along wheel hub 1 circumferential direction be spaced apart.
Further, as shown in figures 3 to 6, when the end face of axial one end of wheel hub 1 is equipped with multiple reinforcing ribs 11, reinforce
Muscle 11 divides for multiple groups, multiple groups reinforcing rib 11 and multiple blades 2 one-to-one correspondence, reinforcing rib of the every group of reinforcing rib 11 including identical quantity
11, and multiple groups reinforcing rib 11 is uniformly distributed along the circumferential direction of wheel hub 1, when every group of reinforcing rib 11 includes multiple reinforcing ribs 11,
Multiple reinforcing ribs 11 in every group are uniformly distributed.It is understood that corresponding multiple reinforcing ribs 11 in every group of reinforcing rib 11
Circumferential direction along wheel hub 1 is uniformly distributed.It is possible thereby to make the structure of axial-flow windwheel 100 more uniform, 100 turns of axial-flow windwheel
It is dynamic more stable.
Optionally, it is N that every group of reinforcing rib 11, which includes the number of reinforcing rib 11, and the N meets: 1≤N≤5.Thus not only may be used
To reinforce the structure of axial-flow windwheel 100, the structure of axial-flow windwheel 100 can also be simplified, advantageously reduce the weight of axial-flow windwheel 100
Amount reduces power of motor, improves efficiency.Such as in Fig. 3-example shown in fig. 6, axial-flow windwheel 100 includes three blades 2,
Three groups of reinforcing ribs 11 are equipped on the axial ends face of wheel hub 1, every group of reinforcing rib 11 includes a reinforcing rib 11.
Further, as shown in figures 3 to 6, every group of reinforcing rib 11 is close to the leading edge 21 of corresponding blade 2 and matching for wheel hub 1
At conjunction.Since during axial-flow windwheel 100 rotates, 21 stress of leading edge of blade 2 is maximum, when rotating at high speed, it is easiest to
It is destroyed, makes every group of reinforcing rib 11 at the leading edge 21 of corresponding blade 2 and the cooperation of wheel hub 1, blade 2 can be increased
Structural strength reduces the probability that blade 2 damages, and extends the service life of axial-flow windwheel 100.
In some embodiments of the invention, as shown in Fig. 2-Fig. 6, the outer edge in the axial ends face of wheel hub 1 is all provided with
There is the baffle 12 with the centerline axis parallel of wheel hub 1, baffle 12 is circularized along the circumferential direction extension of wheel hub 1.The axial direction of wheel hub 1
The free end of the baffle 12 of one end in both ends is equipped with multiple notches 13, and multiple notches 13 are along the circumferential direction interval of baffle 12
It opens, each notch 13 has the opening being located on corresponding edge close to the edge of baffle 12, and each notch 13 is in baffle 12
Thickness direction on run through baffle 12.The free end of the baffle 12 of the other end in the axial ends of wheel hub 1 be equipped with it is multiple with it is scarce
The protrusive boards 14 of 13 cooperation of mouth, protrusive board 14 protrude from the free end face of baffle 12.
It, can be by multiple axial-flow windwheels 100 along axial direction as a result, in the storage and transportational process of multiple axial-flow windwheels 100
Direction is stacked, and one protrusive board 14 in two neighboring axial-flow windwheel 100 protrudes into another notch 13, can be opposite
The stack height of multiple axial-flow windwheels 100 is reduced, and can prevent two adjacent axial-flow windwheels 100 from relatively rotating, side
Just it stores and transports.
Further, as shown in figures 3 to 6, the end face that wheel hub 1 is equipped with one end of notch 13 is equipped with multiple positioning bars
15, multiple positioning bars 15 are corresponded with multiple notches 13, and positioning bar 15 is located at the inside of corresponding notch 13 and positioning bar 15
Height be higher than notch 13 minimum point.When multiple axial-flow windwheels 100 are stacked, and in two adjacent axial-flow windwheels 100
One protrusive board 14 when being located in another notch 13, positioning bar 15 can prevent protrusive board 14 and notch 13 along wheel hub 1
Radial direction relatively moves, and facilitates storage and transport.
In some embodiments of the invention, wheel hub 1 and blade 2 are integrated injection molding part.It is possible thereby to simplify wheel hub 1
With the assembly process between blade 2, assembly efficiency is improved.
Optionally, the outer rim 22 of the blade 2 of axial-flow windwheel 100 can be continuous curve.Certainly, 100 leaf of axial-flow windwheel
2 outer rim 22 of piece is also possible to discontinuous curve, for example can be local step broken line, sawtooth, trapezoidal, waveform etc..
Below with reference to the axial-flow windwheel 100 of Fig. 1-Fig. 6 description accord to a specific embodiment of that present invention, it is worth understanding
It is that described below is exemplary, it is intended to be used to explain the present invention, and be not considered as limiting the invention.
As shown in Figure 1, axial-flow windwheel 100 according to an embodiment of the present invention, including wheel hub 1 and three blades 2, wherein wheel hub
1 and three blades 2 be integrated injection molded article.
As shown in Figure 1, three blades 2 are evenly spaced on along the circumferential direction of wheel hub 1, the shape of each blade 2 is identical.
The contour edge of each blade 2 includes successively end to end leading edge 21, outer rim 22, trailing edge 23 and blade root 24, blade root 24 and wheel
Hub 1 connects, and in the rotation direction (direction w as shown in Figure 1) of wheel hub 1, leading edge 21 is located at the front side of trailing edge 23.From trailing edge
23 on the direction of leading edge 21, and outer rim 22 includes sequentially connected first segment 221, second segment 222 and third section 223, first segment
Maximum normal distance between 221 and the central axis of wheel hub 1 is less than between second segment 222 and the central axis of wheel hub 1 most
Small vertical range.
On from trailing edge 23 to the direction of leading edge 21, vertical range between first segment 221 and the central axis of wheel hub 1 by
Cumulative big, any of close leading edge 21 on first segment 221 in arbitrary neighborhood two o'clock is vertical between the central axis of wheel hub 1
Distance is greater than some vertical range between the central axis of wheel hub 1 close to trailing edge 23.From trailing edge 23 to leading edge 21
On direction, the vertical range between second segment 222 and the central axis of wheel hub 1 is gradually increased, and arbitrary neighborhood on second segment 222
Some vertical range between the central axis of wheel hub 1 of close leading edge 21 in two o'clock be greater than close to trailing edge 23 a little with
Vertical range between the central axis of wheel hub 1.On from trailing edge 23 to the direction of leading edge 21, in third section 223 and wheel hub 1
Vertical range between mandrel line is gradually increased, the close leading edge 21 in third section 223 in arbitrary neighborhood two o'clock a little and wheel
Vertical range between the central axis of hub 1 be greater than close to trailing edge 23 a little between the central axis of wheel hub 1 it is vertical away from
From.That is, the vertical range on from trailing edge 23 to the direction of leading edge 21, between outer rim 22 and the central axis of wheel hub 1
It is gradually increased, any of the close leading edge 21 in outer rim 22 in arbitrary neighborhood two o'clock is vertical between the central axis of wheel hub 1
Distance is greater than some vertical range between the central axis of wheel hub 1 close to trailing edge 23.
Wherein, the maximum normal distance between outer rim 22 and the central axis of wheel hub 1 is Dmax, i.e. outer rim 22 and leading edge 21
Tie point and wheel hub 1 central axis between vertical range be Dmax, between outer rim 22 and the central axis of wheel hub 1 most
Small vertical range is Dmin, i.e. vertical range between the central axis of the tie point and wheel hub 1 of outer rim 22 and trailing edge 23 is
Dmin, and meet: 1.01≤Dmax/Dmin≤1.06.
Along the axis direction of baffle liner 200, baffle liner 200 may include flared section 202, straightway 201 and flared section
202, the diameter of straightway 201 is identical, and the diameter of flared section 202 is in one end that flared section 202 is connect with straightway 201 to flaring
On the direction of 202 other ends of section, diameter is gradually increased.When axial-flow windwheel 100 and baffle liner 200 cooperate, first segment 221 can be with
In baffle liner 200 and opposite with straightway 201, second segment 222 can be located in baffle liner 200 and be flared with one of
Section 202 is opposite, and third section 223 is located at outside baffle liner 200.With being gradually increased for 202 diameter of flared section, outer rim 22 and wheel hub 1
Central axis between vertical range be gradually increased, 202 leaf of straightway 201 and flared section in baffle liner 200 can be made
Gap between the outer rim 22 and baffle liner 200 of piece 2 guarantees in reasonable range, reduces the outer rim 22 and baffle liner of blade 2
The leakage of air quantity at 200 cooperations improves air quantity, improves air supply efficiency, and can reduce noise.Wherein, another on baffle liner 200
One flared section 202 is to reduce out wind resistance to keep outlet air more smooth, reduces noise.
As shown in figures 3 to 6, three groups of reinforcing ribs 11 are equipped on the axial ends face of wheel hub 1, every group of reinforcing rib 11 includes
One reinforcing rib 11, each reinforcing rib 11 extends along the radial direction of wheel hub 1, and every group of reinforcing rib 11 is close to corresponding blade 2
Leading edge 21 and wheel hub 1 cooperation at.Since during axial-flow windwheel 100 rotates, 21 stress of leading edge of blade 2 is maximum,
When rotating at high speed, it is most susceptible to destruction, makes every group of reinforcing rib 11 close to the leading edge 21 of corresponding blade 2 and matching for wheel hub 1
At conjunction, the structural strength of blade 2 can be increased, reduce the probability that blade 2 damages, extend the service life of axial-flow windwheel 100.
As shown in Fig. 2-Fig. 6, the two sides of blade 2 are respectively pressure face and suction surface, the axial ends face of wheel hub 1 it is outer
Edge is equipped with the baffle 12 with the centerline axis parallel of wheel hub 1, and baffle 12 is circularized along the circumferential direction extension of wheel hub 1.
The free end of the baffle 12 of the pressure face side of wheel hub 1 is set there are three notch 13, circumferential direction of three notches 13 along baffle 12
It is spaced apart, each notch 13 has the opening being located on corresponding edge close to the edge of baffle 12, and each notch 13 is being kept off
Run through baffle 12 on the thickness direction of plate 12.The free end of the baffle 12 of the suction surface side of wheel hub 1 is equipped with multiple and notch 13
The protrusive board 14 of cooperation, protrusive board 14 protrude from the free end face of baffle 12.Wherein notch 13 and relief are close to the trailing edge 23 of blade 2
At cooperation with wheel hub 1, and it is spaced apart with reinforcing rib 11.
It, can be by multiple axial-flow windwheels 100 along axial direction as a result, in the storage and transportational process of multiple axial-flow windwheels 100
Direction is stacked, and one protrusive board 14 in two neighboring axial-flow windwheel 100 protrudes into another notch 13, can be opposite
The stack height of multiple axial-flow windwheels 100 is reduced, and can prevent two adjacent axial-flow windwheels 100 from relatively rotating, side
Just it stores and transports.
Further, as shown in figures 3 to 6, positioning bar there are three being set on end face of the wheel hub 1 equipped with one end of notch 13
15, three positioning bars 15 and three notches 13 correspond, and positioning bar 15 is located at the inside of corresponding notch 13 and positioning bar 15
Height be higher than notch 13 minimum point.When multiple axial-flow windwheels 100 are stacked, and in two adjacent axial-flow windwheels 100
One protrusive board 14 when being located in another notch 13, positioning bar 15 can prevent protrusive board 14 and notch 13 along wheel hub 1
Radial direction relatively moves, and facilitates storage and transport.
Wind wheel component according to an embodiment of the present invention, including baffle liner 200 and above-mentioned axial-flow windwheel 100.
Specifically, baffle liner 200 includes straightway 201 and flared section 202, straight line along the axis direction of baffle liner 200
The diameter of section 201 is identical, and the diameter of flared section 202 is another to flared section 202 in one end that flared section 202 is connect with straightway 201
On the direction of one end, diameter is gradually increased.When axial-flow windwheel 100 and baffle liner 200 cooperate, first segment 221 is located at baffle liner
It is in 200 and opposite with straightway 201, second segment 222 be located in baffle liner 200 and with flared section 202 relatively, third section 223
In outside baffle liner 200.
With being gradually increased for 202 diameter of flared section, the vertical range between outer rim 22 and the central axis of wheel hub 1 is gradually
Increase, can make between the outer rim 22 and baffle liner 200 of 202 blade 2 of straightway 201 and flared section of baffle liner 200
Gap guarantees in reasonable range, reduces the leakage of air quantity at the outer rim 22 and 200 cooperation of baffle liner of blade 2, improves air quantity,
Air supply efficiency is improved, and noise can be reduced.Wherein, another flared section 202 on baffle liner 200 is to make outlet air more
It is smooth, wind resistance is reduced out, noise is reduced.
Wind wheel component according to an embodiment of the present invention, by making the outer rim 22 of blade 2 from trailing edge 23 to the side of leading edge 21
Upwards include sequentially connected first segment 221, second segment 222 and third section 223, the central axis of first segment 221 and wheel hub 1 it
Between maximum normal distance be less than minimum perpendicular distance between second segment 222 and the central axis of wheel hub 1, and from trailing edge 23
To the direction of leading edge 21, the vertical range between second segment 222 and the central axis of wheel hub 1 is gradually increased.Work as axial-flow windwheel
100 with baffle liner 200 when cooperating, and first segment 221 can be located in baffle liner 200 and opposite with straightway 201, second segment 222
It can be located in baffle liner 200 and opposite with one of flared section 202.It can make 201 He of straightway in baffle liner 200
Gap between the outer rim 22 and baffle liner 200 of 202 blade 2 of flared section guarantees in reasonable range, reduces the outer rim of blade 2
22 with the leakage of air quantity at 200 cooperation of baffle liner, improve air quantity, improve air supply efficiency, and noise can be reduced.
In some embodiments of the invention, the distance between the inner peripheral surface of baffle liner 200 and outer rim 22 are d, and d meets:
4mm≤d≤12mm.When the distance between the inner peripheral surface of baffle liner 200 and outer rim 22 d meet 4mm≤d≤12mm, can drop
The leakage of air quantity between low outer rim 22 and baffle liner 200 increases air quantity, improves air supply efficiency, reduces noise.
Preferably, d meets: 5mm≤d≤8mm.For example, d can be 6mm or 7mm etc..Thus, it is possible to further decrease outer
The leakage of air quantity between edge 22 and baffle liner 200 increases air quantity, improves air supply efficiency, reduces noise.
Air-conditioner outdoor unit according to an embodiment of the present invention, including above-mentioned wind wheel component.
Air-conditioner outdoor unit according to an embodiment of the present invention, by making the outer rim 22 of blade 2 from trailing edge 23 to leading edge 21
It include sequentially connected first segment 221, second segment 222 and third section 223, the central axis of first segment 221 and wheel hub 1 on direction
Between maximum normal distance be less than minimum perpendicular distance between second segment 222 and the central axis of wheel hub 1, and from trailing edge
23 on the direction of leading edge 21, and the vertical range between second segment 222 and the central axis of wheel hub 1 is gradually increased.When axis stream wind
When wheel 100 cooperates with baffle liner 200, first segment 221 can be located in baffle liner 200 and opposite with straightway 201, second segment
222 can be in baffle liner 200 and opposite with one of flared section 202.It can make the straightway in baffle liner 200
Gap between 201 and the outer rim 22 and baffle liner 200 of 202 blade 2 of flared section guarantees in reasonable range, reduces blade 2
Outer rim 22 and 200 cooperation of baffle liner at air quantity leakage, improve air quantity, improve air supply efficiency, and noise can be reduced.
Air conditioner according to an embodiment of the present invention, including above-mentioned air-conditioner outdoor unit.
Air conditioner according to an embodiment of the present invention, by making the outer rim 22 of blade 2 from trailing edge 23 to the direction of leading edge 21
Upper includes sequentially connected first segment 221, second segment 222 and third section 223, between first segment 221 and the central axis of wheel hub 1
Maximum normal distance be less than minimum perpendicular distance between second segment 222 and the central axis of wheel hub 1, and from trailing edge 23 to
On the direction of leading edge 21, the vertical range between second segment 222 and the central axis of wheel hub 1 is gradually increased.When axial-flow windwheel 100
When cooperating with baffle liner 200, first segment 221 can be located in baffle liner 200 and opposite with straightway 201, and second segment 222 can be with
It is in baffle liner 200 and opposite with one of flared section 202.It can make the straightway 201 and flaring in baffle liner 200
Section 202 blades 2 outer rim 22 and baffle liner 200 between gap guarantee in reasonable range, reduce blade 2 outer rim 22 with
The leakage of air quantity at 200 cooperation of baffle liner improves air quantity, improves air supply efficiency, and can reduce noise.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (18)
1. a kind of axial-flow windwheel characterized by comprising
Wheel hub;And
Multiple blades, multiple blades are intervally arranged along the circumferential direction of the wheel hub, and the contour edge of the blade includes
Successively end to end leading edge, outer rim, trailing edge and blade root, the blade root connect with the wheel hub, in the rotation side of the wheel hub
Upwards, the leading edge is located at the front side of the trailing edge, on from the trailing edge to the up-front direction, the outer rim include according to
First segment, second segment and the third section of secondary connection, maximum perpendicular between the first segment and the central axis of the wheel hub away from
From the minimum perpendicular distance being less than or equal between the second segment and the central axis of the wheel hub, and from the trailing edge to institute
It states on up-front direction, the vertical range between the second segment and the central axis of the wheel hub is gradually increased.
2. axial-flow windwheel according to claim 1, which is characterized in that close in arbitrary neighborhood two o'clock on the second segment
The more up-front vertical range between the central axis of the wheel hub be greater than close to the trailing edge a little with it is described
Vertical range between the central axis of wheel hub.
3. axial-flow windwheel according to claim 1, which is characterized in that on from the trailing edge to the up-front direction,
Vertical range between the first segment and the central axis of the wheel hub is gradually increased.
4. axial-flow windwheel according to claim 1, which is characterized in that on from the trailing edge to the up-front direction,
Vertical range between the first segment and the central axis of the wheel hub is consistent.
5. axial-flow windwheel according to claim 1, which is characterized in that on from the trailing edge to the up-front direction,
Vertical range between the third section and the central axis of the wheel hub is gradually increased.
6. axial-flow windwheel according to claim 1, which is characterized in that on from the trailing edge to the up-front direction,
Vertical range between the third section and the central axis of the wheel hub is gradually reduced.
7. axial-flow windwheel according to claim 1, which is characterized in that between the outer rim and the central axis of the wheel hub
Maximum normal distance be Dmax, minimum perpendicular distance between the outer rim and the central axis of the wheel hub is Dmin, and
Meet: 1.01≤Dmax/Dmin≤1.06.
8. axial-flow windwheel according to claim 1, which is characterized in that at least one of axial ends face of the wheel hub
End face is equipped with the reinforcing rib extended along the radial direction of the wheel hub.
9. axial-flow windwheel according to claim 8, which is characterized in that when the end face of axial one end of the wheel hub is equipped with more
When a reinforcing rib, the reinforcing rib is divided into multiple groups, and reinforcing rib described in multiple groups and multiple blades correspond, every group of institute
The reinforcing rib that reinforcing rib includes identical quantity is stated, and reinforcing rib described in multiple groups is uniformly distributed along the circumferential direction of the wheel hub, when
When reinforcing rib described in every group includes multiple reinforcing ribs, multiple reinforcing ribs in every group are uniformly distributed.
10. axial-flow windwheel according to claim 9, which is characterized in that reinforcing rib described in every group includes the reinforcing rib
Number is N, and the N meets: 1≤N≤5.
11. axial-flow windwheel according to claim 9, which is characterized in that reinforcing rib described in every group is close to the corresponding leaf
At the cooperation of the leading edge of piece and the wheel hub.
12. axial-flow windwheel according to claim 1, which is characterized in that the outer edge in the axial ends face of the wheel hub
It is equipped with the baffle with the centerline axis parallel of the wheel hub, the baffle is circularized along the circumferential direction extension of the wheel hub,
The free end of the baffle of one end in the axial ends of the wheel hub is equipped with multiple notches, and multiple notches are along the baffle
Circumferential direction is spaced apart, and the free end of the baffle of the other end in the axial ends of the wheel hub is matched equipped with multiple with the notch
The protrusive board of conjunction.
13. axial-flow windwheel according to claim 12, which is characterized in that the wheel hub is equipped with one end of the notch
End face is equipped with multiple positioning bars, and multiple positioning bars and multiple notches correspond, and the positioning bar is located at corresponding
The notch inside and the positioning bar height be higher than the notch minimum point.
14. a kind of wind wheel component characterized by comprising
Baffle liner, along the axis direction of the baffle liner, the baffle liner includes straightway and flared section;
Axial-flow windwheel according to claim 1 to 13, the first segment be located in the baffle liner and with it is described
Straightway is opposite, and the second segment is located in the baffle liner and opposite with the flared section, and the third section is located at described lead
Stream circle is outer.
15. wind wheel component according to claim 14, which is characterized in that the inner peripheral surface of the baffle liner and the outer rim it
Between distance be d, the d meets: 4mm≤d≤12mm.
16. wind wheel component according to claim 15, which is characterized in that the d meets: 5mm≤d≤8mm.
17. a kind of air-conditioner outdoor unit, which is characterized in that including wind wheel component described in any one of 4-16 according to claim 1.
18. a kind of air conditioner, which is characterized in that including air-conditioner outdoor unit according to claim 17.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811244129.1A CN109209996A (en) | 2018-10-24 | 2018-10-24 | Axial-flow windwheel, wind wheel component, air-conditioner outdoor unit and air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811244129.1A CN109209996A (en) | 2018-10-24 | 2018-10-24 | Axial-flow windwheel, wind wheel component, air-conditioner outdoor unit and air conditioner |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109209996A true CN109209996A (en) | 2019-01-15 |
Family
ID=64997030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811244129.1A Pending CN109209996A (en) | 2018-10-24 | 2018-10-24 | Axial-flow windwheel, wind wheel component, air-conditioner outdoor unit and air conditioner |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109209996A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112503653A (en) * | 2019-09-16 | 2021-03-16 | 广东美的环境电器制造有限公司 | Fan with cooling device |
WO2021128803A1 (en) * | 2019-12-27 | 2021-07-01 | 依必安派特风机(上海)有限公司 | Axial-flow impeller |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06307397A (en) * | 1993-04-26 | 1994-11-01 | Hitachi Ltd | Propeller fan and air conditioner provided therewith |
JP2010255560A (en) * | 2009-04-27 | 2010-11-11 | Sanyo Electric Co Ltd | Outdoor unit |
CN201991831U (en) * | 2011-03-25 | 2011-09-28 | 珠海格力电器股份有限公司 | Wind wheel of axial flow fan |
CN106286389A (en) * | 2016-09-23 | 2017-01-04 | 广东顺威精密塑料股份有限公司 | A kind of can the fixing axial-flow leaf of tow sides superposition |
CN207740239U (en) * | 2018-01-09 | 2018-08-17 | 奥克斯空调股份有限公司 | A kind of axial-flow leaf and air conditioner |
CN208918908U (en) * | 2018-10-24 | 2019-05-31 | 美的集团股份有限公司 | Axial-flow windwheel, wind wheel component, air-conditioner outdoor unit and air conditioner |
-
2018
- 2018-10-24 CN CN201811244129.1A patent/CN109209996A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06307397A (en) * | 1993-04-26 | 1994-11-01 | Hitachi Ltd | Propeller fan and air conditioner provided therewith |
JP2010255560A (en) * | 2009-04-27 | 2010-11-11 | Sanyo Electric Co Ltd | Outdoor unit |
CN201991831U (en) * | 2011-03-25 | 2011-09-28 | 珠海格力电器股份有限公司 | Wind wheel of axial flow fan |
CN106286389A (en) * | 2016-09-23 | 2017-01-04 | 广东顺威精密塑料股份有限公司 | A kind of can the fixing axial-flow leaf of tow sides superposition |
CN207740239U (en) * | 2018-01-09 | 2018-08-17 | 奥克斯空调股份有限公司 | A kind of axial-flow leaf and air conditioner |
CN208918908U (en) * | 2018-10-24 | 2019-05-31 | 美的集团股份有限公司 | Axial-flow windwheel, wind wheel component, air-conditioner outdoor unit and air conditioner |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112503653A (en) * | 2019-09-16 | 2021-03-16 | 广东美的环境电器制造有限公司 | Fan with cooling device |
CN112503653B (en) * | 2019-09-16 | 2022-04-15 | 广东美的环境电器制造有限公司 | Fan with cooling device |
WO2021128803A1 (en) * | 2019-12-27 | 2021-07-01 | 依必安派特风机(上海)有限公司 | Axial-flow impeller |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201241864Y (en) | Wind impeller for fan | |
CN109099009A (en) | Axial-flow windwheel, air-conditioner outdoor unit and air conditioner | |
US8454316B2 (en) | Radial blade wheel | |
US9217443B2 (en) | Energy saving fan | |
CN106468286A (en) | Blower fan and its bubbler | |
CN109341037B (en) | Air-out grid and air purifier | |
CN208918908U (en) | Axial-flow windwheel, wind wheel component, air-conditioner outdoor unit and air conditioner | |
CN109209996A (en) | Axial-flow windwheel, wind wheel component, air-conditioner outdoor unit and air conditioner | |
CN208918913U (en) | Axial-flow windwheel, air-conditioner outdoor unit and air conditioner | |
CN208918907U (en) | Axial-flow windwheel, air-conditioner outdoor unit and air conditioner | |
CN103185029B (en) | Centrifugation blade | |
CN109340181A (en) | Axial-flow windwheel, air-conditioner outdoor unit and air conditioner | |
CN203175982U (en) | Centrifugal fan blade | |
CN203175980U (en) | Oblique-flow centrifugal vane wheel | |
CN208185060U (en) | Axial-flow windwheel, air-conditioner outdoor unit and air conditioner | |
CN208918914U (en) | Axial-flow windwheel, air-conditioner outdoor unit and air conditioner | |
CN103185030A (en) | Oblique-flow centrifugal impeller for air conditioner | |
CN110762040A (en) | Ultra-thin fan blade reinforcing structure | |
CN208918912U (en) | Axial-flow windwheel, air-conditioner outdoor unit and air conditioner | |
CN104296346B (en) | Air-supply assembly for air-conditioner and the air-conditioner with it | |
CN103185028A (en) | Backward-inclined centrifugal fan vane | |
CN209430482U (en) | A kind of axial-flow leaf | |
CN103195754A (en) | Inclined-flow centrifugal impeller | |
CN109083867A (en) | Axial-flow windwheel, air-conditioner outdoor unit and air conditioner | |
CN203175979U (en) | Rear-tilting type centrifugal fan blade |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |