CN208185060U - Axial-flow windwheel, air-conditioner outdoor unit and air conditioner - Google Patents
Axial-flow windwheel, air-conditioner outdoor unit and air conditioner Download PDFInfo
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- CN208185060U CN208185060U CN201820668315.7U CN201820668315U CN208185060U CN 208185060 U CN208185060 U CN 208185060U CN 201820668315 U CN201820668315 U CN 201820668315U CN 208185060 U CN208185060 U CN 208185060U
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Abstract
The utility model discloses a kind of axial-flow windwheel, air-conditioner outdoor unit and air conditioner, the axial-flow windwheel includes wheel hub and multiple flabellums, the multiple flabellum being provided at circumferentially spaced along the wheel hub, each flabellum has leading edge, trailing edge and outer rim, the intersection point of the leading edge and the outer rim is the first intersection point, the trailing edge and the intersection point of the outer rim are the second intersection point, first intersection point of multiple flabellums is located on same circumference in the projection in the plane perpendicular with the axial direction of the wheel hub, second intersection point of multiple flabellums is located on same circumference in the projection in the plane perpendicular with the axial direction of the wheel hub, the radius of circle is greater than the radius of circle where second intersection point where first intersection point.The utility model is intended to improve the air output of axial-flow windwheel, reduces axial-flow windwheel noise, and increases the heat exchange efficiency of air conditioner and reduce power of motor.
Description
Technical field
The utility model relates to blower fields, in particular to the sky of a kind of axial-flow windwheel and the application axial-flow windwheel
Adjust outdoor unit and air conditioner.
Background technique
For the heat exchanger of air conditioner, the height of heat exchange efficiency directly affects air conditioner overall performance.Existing sky
Adjust wind wheel in device basic structure be arranged radially by the circular hub with rotation center and in hub periphery side it is several
Blade is constituted.Wind wheel is rotated by motor driven, and air is flowed into from the leading edge of blade, is done work and is obtained after pressure rises by blade by blade
Trailing edge outflow.
Existing wind wheel is generally made of wheel hub and blade, and blade has leading edge, outer rim and trailing edge, and the trailing edge of blade is substantially
Straight line, and the outer rim of blade is located on same circumference in the projection of the plane perpendicular to wheel hub axial direction.It is run in wind wheel
In the process, high-speed flow is mixed along air-ducting ring with outside air under wind wheel effect, high since outside air is still air
Fast air-flow and outside air interact, and generate biggish noise.In order to improve air output, increase heat exchanger efficiency, it is necessary to mention
The revolving speed of high wind wheel.But the revolving speed for improving wind wheel, causes air-flow velocity bigger, bigger with outer, stationary air interaction force,
Wind wheel noise is bigger, and revolving speed raising causes power of motor to improve.
Utility model content
The main purpose of the utility model is to provide a kind of axial-flow windwheel, it is intended to improve the air output of axial-flow windwheel, reduce
Axial-flow windwheel noise, and increase the heat exchange efficiency of air conditioner and reduce power of motor.
To achieve the above object, the utility model proposes axial-flow windwheel, the axial-flow windwheel includes wheel hub and multiple fans
Leaf, the multiple flabellum being provided at circumferentially spaced along the wheel hub, each flabellum have leading edge, trailing edge and outer rim, the leading edge
It is the first intersection point with the intersection point of the outer rim, the intersection point of the trailing edge and the outer rim is the second intersection point, the first of multiple flabellums
Intersection point is located on same circumference in the projection in the plane perpendicular with the axial direction of the wheel hub, the second intersection point of multiple flabellums
It is located on same circumference in the projection in the plane perpendicular with the axial direction of the wheel hub, half of circle where first intersection point
Diameter is greater than the radius of circle where second intersection point.
Further, the radius of circle is L1 where defining first intersection point, the half of circle where defining second intersection point
Diameter is L2,0mm < L1-L2≤7mm.
Further, 190mm≤L1≤240mm.
Further, the outer rim of each flabellum includes the first segment and second segment being connected, the first segment and institute
The tie point for stating second segment is third intersection point, and the first segment and the up-front intersection point are first intersection point, described second
Section and the intersection point of the trailing edge are second intersection point, and the third intersection point and the first intersection point or the second intersection point are in the wheel hub
Projection in axial perpendicular plane is located on same circumference.
Further, the line of first intersection point and the hub centre is the first line, second intersection point and institute
The line of hub centre is stated as the second line, the line of the third intersection point and the hub centre is third line, defines institute
The angle for stating the first line and projection of second line in the perpendicular plane of the axial direction of the wheel hub is θ 1, defines institute
The angle for stating the second line and projection of the third line in the perpendicular plane of the axial direction of the wheel hub is θ 2, θ 2≤1/
2θ1。
Further, the intersection point of the leading edge and the wheel hub is the 4th intersection point, the intersection point of the trailing edge and the wheel hub
For the 5th intersection point, define the 4th intersection point and the 5th intersection point line and the axial plane perpendicular to the wheel hub it
Between angle be 3≤30 ° of 3,20 °≤θ of θ.
Further, from first intersection point to the 4th intersection point, the leading edge is the setting of concave arc type, is handed over from described second
O'clock to the 5th intersection point, the trailing edge is the setting of dome camber.
Further, first intersection point is in the axial projection of the wheel hub and second intersection point in the wheel hub
Vertical range between axial projection is within the scope of 130mm to 160mm.
Further, the flabellum is three, and three flabellums are uniformly distributed along the circumferential direction of the wheel hub.
The utility model also proposes a kind of air-conditioner outdoor unit, comprising:
Shell, the shell have accommodating chamber, and the shell offers the installing port of connection accommodating chamber;
Air-ducting ring, the air-ducting ring are installed at the installing port,
Axial-flow windwheel, the axial-flow windwheel are axial-flow windwheel described above, and the axial-flow windwheel is arranged in the shell
Interior, the outlet air surface of the axial-flow windwheel is opposite with the installing port.
Further, the flabellum of the axial-flow windwheel partially protrudes into the air-ducting ring, defines the air-ducting ring axial direction
Width is d, and the flabellum protrudes into the length of the air-ducting ring within the scope of 2/5d to 1/2d.
Further, the vertical range between first intersection point and the air-ducting ring inner wall is within the scope of 6mm to 10mm.
The utility model also proposes a kind of air conditioner, comprising:
Axial-flow windwheel described above;Or
Air-conditioner outdoor unit described above.
In technical solutions of the utility model, axial-flow windwheel includes wheel hub and multiple flabellums, circumferential direction of multiple flabellums along wheel hub
Interval setting, each flabellum have leading edge, trailing edge and outer rim.The utility model is by changing outer rim in the axial direction perpendicular to wheel hub
Plane in projection so that projection of the outer rim in the axial plane perpendicular to wheel hub be on same circumference so that
Axial-flow windwheel can be realized the air output for improving axial-flow windwheel under the premise of not improving revolving speed, reduce axial-flow windwheel noise, with
And increases the heat exchange efficiency of air conditioner and reduce power of motor.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of the utility model air-conditioner outdoor unit;
Fig. 2 is the structural schematic diagram of one embodiment of the utility model axial-flow windwheel;
Fig. 3 is the structural schematic diagram at another visual angle of one embodiment of the utility model axial-flow windwheel;
Fig. 4 is the structural schematic diagram of another embodiment of the utility model axial-flow windwheel.
Drawing reference numeral explanation:
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral;It can be mechanical connection, it can also
To be electrical connection;It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary
Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage
Solution is its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.In addition, the skill between each embodiment
Art scheme can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when technical solution
It will be understood that the combination of this technical solution is not present in conjunction with there is conflicting or cannot achieve when, also not in the utility model
It is required that protection scope within.
The utility model proposes a kind of axial-flow windwheels 30, are applied to air conditioner.
Incorporated by reference to referring to shown in Fig. 2 and Fig. 4, in the present invention, axial-flow windwheel 30 includes wheel hub 31 and multiple flabellums
33, wherein multiple being provided at circumferentially spaced along wheel hub 31 of flabellum 33, each flabellum 33 have leading edge 331, trailing edge 332 and outer rim
333.The intersection point of leading edge 331 and outer rim 333 is the first intersection point A, and the intersection point of trailing edge 332 and outer rim 333 is the second intersection points B, multiple
First intersection point A of flabellum 33 is located on same circumference in the projection in the plane perpendicular with the axial direction of wheel hub 31, multiple fans
Second intersection points B of leaf 33 is located on same circumference in the projection in the plane perpendicular with the axial direction of wheel hub 31, the first intersection point A
The radius of place circle is greater than the radius of circle where the second intersection points B.
Specifically, the wheel hub 31 of axial-flow windwheel 30 is mounted on the output shaft of motor and is driven by motor.In order to better
Realize that the installation of wheel hub 31 and motor cooperates, the center of wheel hub 31 offers mounting hole (not indicating), the output shaft installation of motor
In in the mounting hole, achieve a fixed connection with the wheel hub 31 of axial-flow windwheel 30.Motor driven axial-flow windwheel 30 rotate when, air from
The leading edge 331 of flabellum 33 flows into, and is done work to obtain by flabellum 33 and be flowed out after pressure rises by the trailing edge 332 of flabellum 33.
In the present embodiment, multiple flabellums 33 can be evenly spaced setting, multiple flabellums relative to the circumferential direction of wheel hub 31
33 can also anisotropically be spaced setting relative to the circumferential direction of wheel hub 31.Preferably, in the present embodiment, flabellum 33 is three,
Three flabellums are uniformly distributed along the circumferential direction of wheel hub 31.Leading edge 331, trailing edge 332 and the outer rim 333 of flabellum 33 cooperatively form fan shape
Flabellum 33, from the first intersection point A to the second intersection points B, outer rim 333 is the setting of dome camber.In the present embodiment, fan shape flabellum 33
From 31 one end of connection wheel hub to 333 one end of outer rim, the sectorial area of fan shape flabellum 33 is gradually increased.Namely by connection wheel hub 31
To 333 one end of outer rim, the line between leading edge 331 and trailing edge 332 gradually increases for one end.It is designed in this way, is conducive to improve axis stream
The air output of wind wheel 30.
It should be understood that in the present embodiment, from the first intersection point A to the second intersection points B, outer rim 333 is the setting of dome camber.
Namely gradually increase from the first intersection point A to the second intersection points B, outer rim 333 and the line at 31 center of wheel hub.So set, being conducive to
Guarantee that axial-flow windwheel 30 under the premise of not improving revolving speed, can be realized the air output for improving axial-flow windwheel 30, reduces axis stream wind
30 noises are taken turns, and increases the heat exchange efficiency of air conditioner and reduces power of motor.
The outer rim of blade is located on same circumference in the projection of the plane perpendicular to wheel hub axial direction in existing wind wheel.In wind
It takes turns in operational process, high-speed flow is mixed along air-ducting ring with outside air under wind wheel effect, since outside air is static
Air, high-speed flow and outside air interact, and can generate biggish noise.In order to improve air output, increase heat exchanger effect
Rate, it is necessary to improve the revolving speed of wind wheel.But the revolving speed for improving wind wheel, causes air-flow velocity bigger, with outer, stationary air phase interaction
Firmly bigger, wind wheel noise is bigger, and revolving speed raising causes power of motor to improve.
The intersection point of leading edge 331 and outer rim 333 is the by 33 structure of flabellum of optimization axial-flow windwheel 30 by the utility model
The intersection point of one intersection point A, trailing edge 332 and outer rim 333 is the second intersection points B, and the first intersection point A of multiple flabellums 33 is in the axis with wheel hub 31
Projection into perpendicular plane is located on same circumference, and the second intersection points B of multiple flabellums 33 is in the axial direction with wheel hub 31
Projection in perpendicular plane is located on same circumference, and the radius of circle is greater than circle where the second intersection points B where the first intersection point A
Radius.Namely by changing projection of the outer rim 333 in the axial plane perpendicular to wheel hub 31, so that outer rim 333 is being hung down
Directly in the projection in the axial plane of wheel hub 31 not on same circumference, so that axial-flow windwheel 30 is not improving revolving speed
Under the premise of, it can be realized the air output for improving axial-flow windwheel 30, reduce by 30 noise of axial-flow windwheel, and increase changing for air conditioner
The thermal efficiency and reduction power of motor.
Further, as shown in Figures 2 to 4, in the present embodiment, the radius of circle is L1 where defining the first intersection point A, fixed
The radius of circle is L2 where adopted second intersection points B.Preferably, 0mm < L1-L2≤7mm.Optional embodiment party as the present embodiment
Difference where case, the radius L1 of circle where the first intersection point A and the second intersection points B between the radius L2 of circle is 1mm, 2mm, 3mm,
4mm,5mm,6mm,7mm.As the preferred embodiment of the present embodiment, L1-L2=5mm.In the case, revolving speed is not being improved
Under the premise of, the air output of axial-flow windwheel 30 is best, and the effect for reducing noise is best, while making the heat exchange efficiency of air conditioner
It is best with the power of reduction motor.
Further, as shown in Figure 3 and Figure 4, in the present embodiment, it is preferred that the radius L1 of circle exists where the first intersection point A
In the range of 190mm to 240mm.Namely projection of the flabellum 33 of axial-flow windwheel 30 in the axial plane perpendicular to wheel hub 31
The maximum diameter of a circle of formation is in the range of 380mm to 480mm.Preferably, the radius L1 of circle is where the first intersection point A
190mm、200mm、210mm、220mm、230mm、240mm。
Further, as shown in figure 4, in another embodiment of the utility model, the outer rim 333 of each flabellum 33 includes
The tie point of the first segment 334 and second segment 335 being connected, first segment 334 and second segment 335 is third intersection point E, first segment
334 and the intersection point of leading edge 331 are the first intersection point A, and the intersection point of second segment 335 and trailing edge 332 is the second intersection points B, third intersection point E with
First intersection point A or the second intersection points B are located on same circumference in the projection in the perpendicular plane of the axial direction of wheel hub 31.It can manage
Solution, the outer rim 333 of each flabellum 33 only has projection of the part in the axial plane perpendicular to wheel hub 31 to be located at same circle
On contour, projection of the other parts of outer rim 333 in the axial plane perpendicular to wheel hub 31 is not on same circumference
On.
Specifically, in the first embodiment of the present embodiment, as shown in figure 4, third intersection point E is taking turns with the first intersection point A
Projection in the perpendicular plane of the axial direction of hub 31 is located on same circumference.Namely the first segment 334 of outer rim 333 is in wheel hub 31
The perpendicular plane of axial direction in projection be located on same circumference.Axial phase of the second segment 335 of outer rim 333 in wheel hub 31
Projection in vertical plane is not on same circumference.
In the second embodiment of the present embodiment, third intersection point E and the second intersection points B are perpendicular in the axial direction of wheel hub 31
Projection in plane is located on same circumference.Namely the plane perpendicular in the axial direction of wheel hub 31 of second segment 335 of outer rim 333
Interior projection is located on same circumference.Projection of the first segment 334 of outer rim 333 in the perpendicular plane of the axial direction of wheel hub 31
Not on same circumference.So set, again such that can be improved sending for axial-flow windwheel 30 under the premise of not improving revolving speed
Air quantity reduces by 30 noise of axial-flow windwheel, and increases the heat exchange efficiency of air conditioner and reduce power of motor.
Further, as shown in figure 4, in the present embodiment, the line at the first intersection point A and 31 center of wheel hub is the first line
The line at (not indicating), the second intersection points B and 31 center of wheel hub is the second line (not indicating), third intersection point and 31 center of wheel hub
Line is third line (not indicating), defines the throwing of the first line and the second line in the perpendicular plane of the axial direction of wheel hub 31
The angle of shadow is θ 1, and the angle for defining projection of second line with third line in the perpendicular plane of the axial direction of wheel hub 31 is
2≤1/2 θ 1 of θ 2, θ.Namely projection of the outer rim 333 in the axial plane perpendicular to wheel hub 31 is located on same circumference
Part is less than or equal to the 1/2 of outer rim 333.Preferably, θ 2=1/2 θ 1, in the case, the air output of axial-flow windwheel 30 is most
It is good, and the effect for reducing noise is best, while making the heat exchange efficiency of air conditioner and the power of reduction motor best.
Further, as shown in Fig. 2, in the present embodiment, the intersection point of leading edge 331 and wheel hub 31 is the 4th intersection point C, trailing edge
332 with the intersection point of wheel hub 31 be the 5th intersection point D, the line and the axis perpendicular to wheel hub 31 for defining the 4th intersection point C and the 5th intersection point D
To plane between angle be 3≤30 ° of 3,20 °≤θ of θ.Preferably, angle theta 3 be 20 °, 22 °, 24 °, 25 °, 26 °, 28 °,
30°.Setting of the range effects flabellum 33 of angle theta 3 in 31 axial direction of wheel hub, angle theta 3 is excessive or too small can all influence axis stream wind
The air output and noise of wheel 30.For angle theta 3 within the scope of 20 ° to 30 °, the air output and noise result of axial-flow windwheel 30 are best.
Further, as shown in Figures 2 to 4, in the present embodiment, from the first intersection point A to the 4th intersection point C, leading edge 331 is
The setting of concave arc type.Leading edge 331 is set as concave arc type, when axial-flow windwheel 30 rotates, is conducive to air before flabellum 33
Edge 331 flows into.From the second intersection points B to the 5th intersection point D, trailing edge 332 is the setting of dome camber.Trailing edge 332 is set as dome camber,
When axial-flow windwheel 30 rotates, is conducive to air and is flowed out from the trailing edge 332 of flabellum 33, while playing the effect for reducing noise.
Further, in the present embodiment, the first intersection point A is in the axial projection and the second intersection points B of wheel hub 31 in wheel hub
Vertical range between 31 axial projection is within the scope of 130mm to 160mm.It should be understood that in the axial direction of wheel hub 31,
First intersection point A is axial in wheel hub 31 perpendicular to the axial plane of wheel hub 31 and the second intersection points B where the axial projection of wheel hub 31
Projection where perpendicular to the distance between axial plane of wheel hub 31 within the scope of 130mm to 160mm.Preferably, the distance
For 130mm, 140mm, 150mm, 160mm.
The utility model proposes experimental result of the axial-flow windwheel 30 with the wind wheel of prior art under identical air quantity
It is as follows:
The flabellum outer rim of existing wind wheel is located on same circumference in the projection in the perpendicular plane of the axial direction of wheel hub 31.
The parameter of existing wind wheel are as follows: the radius of outer rim circle where the projection in the perpendicular plane of the axial direction of wheel hub 31 is 210mm,
Vertical range of the outer rim two-end-point between the axial projection of wheel hub 31 is 143mm.
The utility model proposes 30 parameter of axial-flow windwheel are as follows: the radius L1 of circle where the first intersection point A is 210mm, first
Intersection point A is in vertical range of the axial projection and the second intersection points B between the axial projection of wheel hub 31 of wheel hub 31
143mm, the difference between the radius L1 of circle where the first intersection point A and the radius L2 of the second intersection points B place circle is 5mm.
30 comparing result of axial-flow windwheel of existing wind wheel and the utility model
By above-mentioned Experimental comparison results it is found that the utility model proposes axial-flow windwheel 30 compared with existing wind wheel, power
Reduce about 2.5W, lower noise about 0.4dBA.It can be seen that the utility model proposes axial-flow windwheel 30, do not improving revolving speed
Under the premise of, axial-flow windwheel 30 can be improved air output, reduce noise, while having the heat exchange efficiency for increasing air conditioner and reduction
The effect of power of motor.
As shown in Figure 1, the utility model also proposes a kind of air-conditioner outdoor unit 100, comprising:
Shell 20, shell have accommodating chamber 22, and shell 20 offers the installing port 21 of connection accommodating chamber 22;
Air-ducting ring 10, air-ducting ring 10 are installed at installing port 21,
Axial-flow windwheel 30, axial-flow windwheel 30 are above-mentioned axial-flow windwheel 30, and axial-flow windwheel 30 is arranged in shell 20, axis stream
The outlet air surface and installing port 21 of wind wheel 30 are opposite.
The specific structure of the axial-flow windwheel 30 is referring to above-described embodiment, since this air-conditioner outdoor unit 100 uses above-mentioned institute
There are whole technical solutions of embodiment, therefore at least all beneficial effects brought by the technical solution with above-described embodiment,
This is no longer going to repeat them.
It should be understood that being provided with the bracket 23 of installation axial-flow windwheel 30 in shell 20 and being set to the motor of bracket 23
24, when axial-flow windwheel 30 is installed on bracket 22, the wheel hub 31 of axial-flow windwheel 30 is fixedly connected with the output shaft of motor 24, and axis
Outlet air surface and the installing port 21 for flowing wind wheel 30 are opposite.Namely the wind-guiding air duct phase of the outlet air surface of axial-flow windwheel 30 and air-ducting ring 10
It is right.
In other embodiments of the present embodiment, in the receiving of part axial-flow windwheel 30 and wind-guiding air duct.Shell 20 is usual
It is made of metal material, therefore preferably air-ducting ring 10 is integrally formed with shell 20 using Punch-shaping method, Punch-shaping method is
Common method in metal forming, and molded part wall thickness is smaller, lighter weight helps to reduce shell 20 and air-ducting ring 10
Quality.
Further, as shown in Figure 1, in the present embodiment, the flabellum 33 of axial-flow windwheel 30 partially protrudes into air-ducting ring 10,
At this point, flabellum 33 protrudes into air-ducting ring 10 from leading edge 331 to the direction of trailing edge 332.Defining the axial width of air-ducting ring 10 is d,
Namely height of the air-ducting ring 10 in 10 axial direction of air-ducting ring.Flabellum 33 protrudes into the length of air-ducting ring 10 in 2/5d to 1/2d range
It is interior.It is designed in this way, in 30 rotation process of axial-flow windwheel, advantageously reduces the noise of axial-flow windwheel 30.It should be understood that axis stream
The length that the flabellum 33 of wind wheel 30 protrudes into air-ducting ring 10 can also be equal to the axial width d of air-ducting ring 10.
Further, vertical between the first intersection point A and 10 inner wall of air-ducting ring as the preferred embodiment of the present embodiment
Distance is within the scope of 6mm to 10mm.Namely throwing of the flabellum 33 of axial-flow windwheel 30 in the axial plane perpendicular to wheel hub 31
The greatest circle that shadow is formed, the vertical range between 10 inner wall of air-ducting ring is within the scope of 6mm to 10mm.Preferably, this vertically away from
From for 6mm, 7mm, 8mm, 9mm, 10mm.So set, being conducive to protect axial-flow windwheel 30 and air-ducting ring 10, axial-flow windwheel is avoided
30 during rotation, collides, is damaged with the inner wall of air-ducting ring 10.Certainly, the vertical range is in 6mm to 10mm range
It is interior, in 30 rotation process of axial-flow windwheel, the noise of axial-flow windwheel 30 is advantageously reduced, and guarantee the air-supply of axial-flow windwheel 30
Amount.
In the present embodiment, air-ducting ring 10 and shell 20 can be integrated formed structure, so advantageously reduce its production,
Manufacture difficulty improves production efficiency.Detachable connection method can also be used in air-ducting ring 10 and shell 20, when shell 20 and air-ducting ring
When a damage in 10, the removable component that draws off is repaired or replaced, and is avoided repairing or be replaced by shell 20 and air-ducting ring
The entirety of 10 compositions.Detachable connection method can be the connection types such as screw, pin, grafting, buckle, and the present embodiment is not limited to
This.Preferably, air-ducting ring 10 is integrally formed with shell 20 by injection molding method, operating process when injection molding method is integrally formed
Simply, easy to accomplish, and shaping efficiency is higher, facilitates the manufacturing process for simplifying air-ducting ring 10, reduces the production of air-ducting ring 10
Cost improves the producing efficiency of air-ducting ring 10.
The utility model also proposes a kind of air conditioner, including above-mentioned axial-flow windwheel 30.The specific knot of the axial-flow windwheel 30
Structure at least has referring to above-described embodiment since this air conditioner uses whole technical solutions of above-mentioned all embodiments
All beneficial effects brought by the technical solution of above-described embodiment, this is no longer going to repeat them.
The utility model also proposes a kind of air conditioner, including above-mentioned air-conditioner outdoor unit 100.The air-conditioner outdoor unit 100
Specific structure is referring to above-described embodiment, since this air conditioner uses whole technical solutions of above-mentioned all embodiments, until
All beneficial effects brought by technical solution with above-described embodiment less, this is no longer going to repeat them.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (13)
1. a kind of axial-flow windwheel, which is characterized in that the axial-flow windwheel includes wheel hub and multiple flabellums, and multiple flabellums are along institute
State being provided at circumferentially spaced for wheel hub, each flabellum has leading edge, trailing edge and an outer rim, and the intersection point of the leading edge and the outer rim is the
The intersection point of one intersection point, the trailing edge and the outer rim is the second intersection point, and the first intersection point of multiple flabellums is in the axis with the wheel hub
Projection into perpendicular plane is located on same circumference, and the second intersection point of multiple flabellums is in the axial phase with the wheel hub
Projection in vertical plane is located on same circumference, and the radius of circle is greater than the second intersection point institute where first intersection point
In round radius.
2. axial-flow windwheel as described in claim 1, which is characterized in that the radius of circle is L1 where defining first intersection point,
The radius of circle is L2,0mm < L1-L2≤7mm where defining second intersection point.
3. axial-flow windwheel as claimed in claim 2, which is characterized in that 190mm≤L1≤240mm.
4. axial-flow windwheel as described in claim 1, which is characterized in that the outer rim of each flabellum includes first to be connected
The tie point of section and second segment, the first segment and the second segment is third intersection point, the first segment and the up-front friendship
Putting is first intersection point, and the intersection point of the second segment and the trailing edge is second intersection point, the third intersection point and first
Intersection point or the second intersection point are located on same circumference in the projection in the perpendicular plane of the axial direction of the wheel hub.
5. axial-flow windwheel as claimed in claim 4, which is characterized in that the line of first intersection point and the hub centre is
First line, the line of second intersection point and the hub centre are the second line, in the third intersection point and the wheel hub
The line of the heart is third line, defines first line and second line plane perpendicular in the axial direction of the wheel hub
The angle of interior projection is θ 1, defines second line and the third line plane perpendicular in the axial direction of the wheel hub
The angle of interior projection is θ 2,2≤1/2 θ 1 of θ.
6. the axial-flow windwheel as described in any one of claims 1 to 5, which is characterized in that the friendship of the leading edge and the wheel hub
Point is the 4th intersection point, and the intersection point of the trailing edge and the wheel hub is the 5th intersection point, defines the 4th intersection point and the described 5th and hands over
The line of point and be θ 3 perpendicular to the angle between the axial plane of the wheel hub, 3≤30 ° of 20 °≤θ.
7. axial-flow windwheel as claimed in claim 6, which is characterized in that from first intersection point to the 4th intersection point, the leading edge
For the setting of concave arc type, from second intersection point to the 5th intersection point, the trailing edge is the setting of dome camber.
8. axial-flow windwheel as claimed in claim 6, which is characterized in that first intersection point is in the axial projection of the wheel hub
With vertical range of second intersection point between the axial projection of the wheel hub within the scope of 130mm to 160mm.
9. axial-flow windwheel as claimed in claim 6, which is characterized in that the flabellum is three, and three flabellums are described in
The circumferential direction of wheel hub is uniformly distributed.
10. a kind of air-conditioner outdoor unit characterized by comprising
Shell, the shell have accommodating chamber, and the shell offers the installing port of connection accommodating chamber;
Air-ducting ring, the air-ducting ring are installed at the installing port,
Axial-flow windwheel, the axial-flow windwheel are axial-flow windwheel as claimed in any one of claims 1-9 wherein, the axial-flow windwheel
It is arranged in the shell, the outlet air surface of the axial-flow windwheel is opposite with the installing port.
11. air-conditioner outdoor unit as claimed in claim 10, which is characterized in that the flabellum of the axial-flow windwheel partially protrudes into described
In air-ducting ring, the width for defining the air-ducting ring axial direction is d, and the flabellum protrudes into the length of the air-ducting ring in 2/5d to 1/2d
In range.
12. air-conditioner outdoor unit as claimed in claim 11, which is characterized in that first intersection point and the air-ducting ring inner wall it
Between vertical range within the scope of 6mm to 10mm.
13. a kind of air conditioner characterized by comprising
Axial-flow windwheel as claimed in any one of claims 1-9 wherein;Or
Air-conditioner outdoor unit as described in any one of claim 10 to 12.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820668315.7U CN208185060U (en) | 2018-05-04 | 2018-05-04 | Axial-flow windwheel, air-conditioner outdoor unit and air conditioner |
EP18917336.2A EP3783229A4 (en) | 2018-05-04 | 2018-07-27 | Axial flow wind wheel, air conditioner outdoor unit and air conditioner |
PCT/CN2018/097379 WO2019210591A1 (en) | 2018-05-04 | 2018-07-27 | Axial flow wind wheel, air conditioner outdoor unit and air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820668315.7U CN208185060U (en) | 2018-05-04 | 2018-05-04 | Axial-flow windwheel, air-conditioner outdoor unit and air conditioner |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208185060U true CN208185060U (en) | 2018-12-04 |
Family
ID=64433110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820668315.7U Withdrawn - After Issue CN208185060U (en) | 2018-05-04 | 2018-05-04 | Axial-flow windwheel, air-conditioner outdoor unit and air conditioner |
Country Status (1)
Country | Link |
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CN (1) | CN208185060U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108506246A (en) * | 2018-05-04 | 2018-09-07 | 广东美的制冷设备有限公司 | Axial-flow windwheel, air-conditioner outdoor unit and air conditioner |
CN109915411A (en) * | 2019-04-24 | 2019-06-21 | 特灵空调系统(中国)有限公司 | Axial flow blower and air-conditioning with it |
-
2018
- 2018-05-04 CN CN201820668315.7U patent/CN208185060U/en not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108506246A (en) * | 2018-05-04 | 2018-09-07 | 广东美的制冷设备有限公司 | Axial-flow windwheel, air-conditioner outdoor unit and air conditioner |
CN109915411A (en) * | 2019-04-24 | 2019-06-21 | 特灵空调系统(中国)有限公司 | Axial flow blower and air-conditioning with it |
CN109915411B (en) * | 2019-04-24 | 2024-03-22 | 特灵空调系统(中国)有限公司 | Axial fan and air conditioner with same |
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