CN108678995A - A kind of centrifugal wind wheel and air-cooled ducted air conditioner - Google Patents
A kind of centrifugal wind wheel and air-cooled ducted air conditioner Download PDFInfo
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- CN108678995A CN108678995A CN201810850323.8A CN201810850323A CN108678995A CN 108678995 A CN108678995 A CN 108678995A CN 201810850323 A CN201810850323 A CN 201810850323A CN 108678995 A CN108678995 A CN 108678995A
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- wind wheel
- blade
- centrifugal wind
- retainer plate
- centrifugal
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- 238000005728 strengthening Methods 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
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- 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
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
- F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
- F04D29/283—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis rotors of the squirrel-cage type
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- 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
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/30—Vanes
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- 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
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/626—Mounting or removal of fans
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- 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
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- 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
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention provides a kind of centrifugal wind wheel and air-cooled ducted air conditioner, the centrifugal wind wheel, including multiple blades, the both ends of the blade are connect with wind wheel turntable and retainer plate respectively, and the retainer plate is coaxially disposed with the wind wheel turntable;The blade includes inner side edge, outer side edges and the arcwall face for connecting the inner side edge and the outer side edges, and the blade further includes a top surface, and an angle is equipped between the top surface and the horizontal plane of the retainer plate.Centrifugal wind wheel provided by the invention not only has larger air output, also has lower noise level.
Description
Technical field
The present invention relates to air-conditioning technical field, more particularly to a kind of centrifugal wind wheel and air-cooled ducted air conditioner.
Background technology
Centrifugal wind wheel is widely used in various air-conditioning devices, such as air-cooled ducted air conditioner, and the factor for weighing wind wheel performance is mainly wrapped
Include air quantity and noise, existing wind wheel can not ensure to be provided simultaneously with larger air output in the running and compared with low noise, and then influence
User experience.
Invention content
In view of this, the present invention is directed to propose a kind of centrifugal wind wheel, relatively strong winds can not be provided simultaneously with to solve existing wind wheel
The problem of amount is with compared with low noise.
In order to achieve the above objectives, the technical proposal of the invention is realized in this way:
A kind of centrifugal wind wheel, including:
Multiple blades, the blade integrally setting in a strip shape, the blade along its length on one end be installed on it is solid
On fixed circle, the other end is installed on wind wheel turntable, and the retainer plate is coaxially disposed with the wind wheel turntable;
The blade includes inner side edge, outer side edges and the arcwall face for connecting the inner side edge and the outer side edges, the leaf
Piece further includes a top surface, and an angle is equipped between the top surface and the horizontal plane of the retainer plate.
Further, the angle of the angle is 5.35 ° -16.05 °.
Further, one end of the top surface is located on the inner side edge, and the other end is located at the blade close to described solid
Surely on the one end enclosed or in the outer side edges.
Further, the inner edge diameter ratio of the inner side edge of the external profile diameter of the retainer plate and blade composition is
1.10-1.83。
Further, the thickness ratio of the spacing between multiple blades and the blade is 2.46-7.39.
Further, the blade is along the circumferential direction distributed in the wind wheel disk edge arranged on left and right sides, and positioned at described
The blade stagger of wind wheel turntable both sides is arranged.
Further, the wind wheel turntable is identified equipped with rotation direction.
Further, the centrifugal wind wheel further includes axle sleeve, and the axle sleeve is arranged concentrically on the wind wheel turntable, described
The periphery of axle sleeve is equipped with strengthening rib strip.
Further, the axle sleeve center is equipped with mounting hole, the mounting hole and axis connection, the axle sleeve and the axis it
Between be equipped with rubber ring.
Compared with the existing technology, centrifugal wind wheel of the present invention has the advantage that:
(1), centrifugal wind wheel provided by the invention passes through the ratio between the blade pitgh and vane thickness by centrifugal wind wheel
Be arranged between 2.46 to 7.39, by the ratio setting of centrifugal wind wheel external profile diameter D and wind wheel inner edge diameter d 1.10 to
Between 1.83, and in the end set top surface of blade, it is formed with angle between the top surface and the horizontal plane of the retainer plate, is made
Obtaining centrifugal wind wheel not only has larger air output, also has lower noise level;In addition the setting of angle also helps excellent
Change air flow field, further decreases noise;
(2), the present invention is by being uniformly arranged the blade of centrifugal wind wheel in wind wheel disk edge arranged on left and right sides so that centrifugation
Wind wheel both sides can enter the wind, and then improve the intake of centrifugal wind wheel;
(3), rubber ring is arranged in the present invention between centrifugal wind wheel and extension shaft, has damping noise reduction effect;
(4), rotation direction mark is arranged in the present invention on wind wheel turntable, and staff is facilitated install and disassembling section, drops
It is low to do over again caused by installing reversely, and then reduce manpower and materials and expend, improve installation effectiveness.
(5), the present invention on the excircle of mounting hole by being uniformly distributed several strengthening rib strips, to improve axle sleeve intensity.
Another object of the present invention is to propose a kind of air-cooled ducted air conditioner, to realize air-cooled ducted air conditioner on the basis of ensureing air output,
Reduce the noise of air-cooled ducted air conditioner.
In order to achieve the above objectives, the technical proposal of the invention is realized in this way:
The air-cooled ducted air conditioner, including any one of them centrifugal wind wheel as above.
Possessed advantage is identical compared with the existing technology with above-mentioned centrifugal wind wheel for the air-cooled ducted air conditioner, and details are not described herein.
Description of the drawings
The attached drawing for constituting the part of the present invention is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the overall structure view of centrifugal wind wheel of the present invention;
Fig. 2 is the phantom of centrifugal wind wheel of the present invention;
Fig. 3 is the sections aa in Fig. 2;
Fig. 4 is the topology view of blade of the present invention;
Fig. 5 is enlarged drawing at A in Fig. 4;
Fig. 6 is enlarged drawing at B in Fig. 3;
Fig. 7 is the comparison diagram of the noise air quantity of blade of the present invention and the noise air quantity of the relevant technologies;
Fig. 8 is the installation diagram of centrifugal wind wheel and extension shaft of the present invention;
Fig. 9 is the subssembly drawing of centrifugal wind wheel and extension shaft of the present invention.
Reference sign:
1- wind wheel turntables;2- axle sleeves;21- mounting holes;22- strengthening rib strips;3- blades;31- inner headed faces;32- peripheries;
33- inner side edges;34- outer side edges;4- retainer plates;5- extension shafts;6- rubber rings;7- through-holes;8- rotation directions identify.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
In addition, the upper and lower, left and right being previously mentioned in an embodiment of the present invention, refer to the vertical of the centrifugal wind wheel of the present invention
(placement location in attached drawing 2) entire centrifugal wind wheel corresponding position when being positioned over ground;Because centrifugal wind wheel is circle, therefore,
Left and right position can be opposite, and inside is close to the side of wind wheel turntable;Outside is close to the side of retainer plate;It is parallel to
Ground is level, is vertical perpendicular to ground.
Below in conjunction with attached drawing, the forgoing and additional technical features and advantages are described in more detail.
The present invention provides a kind of centrifugal wind wheel, which can be applicable in various air-conditioning devices, as cabinet air conditioner,
Wall-hanging air conditioner etc..
As shown in Figs. 1-3, centrifugal wind wheel includes wind wheel turntable 1, axle sleeve 2 and blade 3, and wind wheel turntable 1 has first side
And the second side opposite with first side, it is evenly arranged with respectively in the periphery of 1 first side of wind wheel turntable and second side
Blade 3, blade 3 include that the first blade in 1 first side of wind wheel turntable is arranged and is arranged in 1 second side of wind wheel turntable
The second blade, and the first blade is staggered with the second blade on wind wheel turntable 1, i.e., each two first in first side
Gap between blade is corresponding with the second blade in second side.When centrifugal wind wheel rotation provided by the invention, both sides
It can enter the wind, and then improve the intake of centrifugal wind wheel.
Centrifugal wind wheel further includes having retainer plate 4 in the present invention, and retainer plate 4 includes the first retainer plate and the second retainer plate, the
The both ends of one blade are fixedly connected with the first side of wind wheel turntable 1 and the first retainer plate respectively, likewise, the two of the second blade
End be fixedly connected respectively with the second side of wind wheel turntable 1 and the second retainer plate, retainer plate 4 be in circular ring shape, and with wind wheel turntable 1
Coaxial arrangement, the middle part of retainer plate 4 form the air inlet that centrifugal wind wheel is flowed into for air-flow, and the setting of retainer plate 4 can in the present invention
The stability of the rotation of blade 3 is effectively ensured, and since the both ends of blade 3 have fixed structure, blade 3 has higher
Intensity to keep out the wind pressure of higher-strength.
The assembly method of blade 3 and wind wheel turntable 1 and retainer plate 4 can be 3 screw of blade be connected to wind wheel turntable 1 and/
Can also be that blade 3 is integrally formed with wind wheel turntable 1 and/or retainer plate 4 or on retainer plate 4.
Axle sleeve 2 is arranged concentrically on wind wheel turntable 1, and axle sleeve is provided with mounting hole 21 at 2 center, the mounting hole 21 be used for from
The neighboring of the assembly of heart wind wheel and axis, mounting hole 21 is provided with flanging, convenient for centrifugal wind wheel is mounted on an axle, the present invention
Groove also is opened up in the flanging position of mounting hole 21, groove includes V-shaped groove or U-lag, to increase the intensity of mounting hole 21, into
And the installation strength of centrifugal wind wheel and axis is improved, the in addition setting of groove also has the advantage for reducing material consumption, reducing cost.
In order to increase the intensity of axle sleeve 2, reinforcement structure is set on axle sleeve 2, the reinforcement structure preferably adds in the present invention
Strengthening tendons item 22 is uniformly distributed several strengthening rib strips 22 on the circumference of mounting hole 21, and the strengthening rib strip 22 is thin in the thick one end in one end
Setting, and the butt end of strengthening rib strip 22 is fixedly connected with axle sleeve 2, is arranged such on the basis of improving 21 intensity of mounting hole, also
Material can be saved, reduce cost.
As shown in figure 4, the whole setting in a strip shape of blade 3, the present invention do not limit the setting of the bar shape of blade, preferably
, the generally strip of blade 3.Blade 3 along its length on one end be installed on retainer plate 4, the other end is installed on wind
It takes turns on turntable 1, and multiple blades 3 are evenly spaced on along 1 periphery of wind wheel turntable.Blade 3 have inner side edge 33, outer side edges 34 and
The arcwall face of inner side edge 33 and outer side edges 34 is connected, arcwall face includes inner headed face 31 and periphery 32, inner headed face 31 and periphery
32 are located at two opposite faces of arcwall face, and blade 3 is bent to 31 direction of inner headed face in the width direction so that inner headed face
31 are arranged in concave arc, and periphery 32 is arranged in convex arc, and on the length direction of blade 3, inner headed face 31 is with periphery 32 by leaning on
The inner side edge 33 at nearly centrifugal wind wheel center and the outer side edges 34 far from centrifugal wind wheel center connect, when blade 3 rotates, gas
It flows through inner side edge 33 and flows to inner headed face 31, then outer side edges 34 are flowed to by inner headed face 31, finally flowed to outside blade 3 by outer side edges 34
Portion.
The thickness of blade 3 can influence the intensity of centrifugal wind wheel, when the thickness of blade 3 is thicker, can be correspondingly improved from
Heart wind wheel intensity;Spacing between blade 3 can influence the air output of centrifugal wind wheel, when the spacing of blade 3 is larger, blade 3
Quantity can be reduced accordingly, and then reduce the air output of centrifugal wind wheel, and when the spacing of blade 3 is smaller, the quantity of blade 3 can phase
The increase answered, and then increase the power needed for centrifugal wind wheel rotation.Therefore the spacing of blade 3 needs to be arranged in OK range.
As shown in figure 5, in the present invention, the spacing E of blade 3 meets with the thickness F of blade 3:E/F=2.46-7.39, more preferably E/F
=4.93.
After the thickness of blade 3 determines, the bending degree of blade 3 also needs to meet a certain range, and blade 3 is at it in the present invention
In width direction to 31 direction of inner headed face bending to a certain degree, if blade 3 be bent it is larger, blade 3 rotation when, air-flow is difficult to
It is flowed out from periphery 32, to hinder air-flow to flow, reduces air output;If the bending of blade 3 is smaller, blade 3 is interior in rotation
The wind effect of disc 31 is poor, can also reduce the air output of blade 3.As shown in figure 4, in the present invention, the inner side edge 33 of blade 3
The inner edge of centrifugal wind wheel is constituted, the outer side edges 34 of blade 3 constitute 4 inner wall of retainer plate, and the outer rim of retainer plate 4 constitutes centrifugal wind wheel
The ratio of outer rim, the external profile diameter D of centrifugal wind wheel and the inner edge diameter d of centrifugal wind wheel are D/d=1.10-1.83, more preferably
D/d=1.22.
By it is above-mentioned to external profile diameter in the spacing of blade 3, thickness and centrifugal wind wheel than setting, can obtain corresponding
The quantity of the blade 3 of quantity so that centrifugal wind wheel not only has larger air output, also has lower noise level.
As shown in fig. 6, in the present invention, blade 3 further includes a top surface, and one is equipped between top surface and the horizontal plane of retainer plate 4
Angle.One end of top surface is located at inner side edge 33, and the other end of top surface is located at blade 3 on one end of retainer plate 4, at this time blade
3 close to one end of retainer plate 4 include close to the first segment face of outer side edges 34, and close to the second segment face of inner side edge 33, first
Section face connects with second segment face, and first segment face and second segment face can be in that plane is arranged, and can also be in that cambered surface is arranged, also may be used
To be that wherein one section of face is arranged in plane, another section of face is arranged in cambered surface, is entered the wind for the ease of centrifugal wind wheel, in the present invention, the
Two sections of faces are arranged in cambered surface, and when air-flow enters centrifugal wind wheel by second segment face, arcwall face is provided with conducive to air-flow is reduced
With the frictional impact of blade 3, and then reduce gas-flow resistance, accelerate air-flow enter centrifugal wind wheel, to improve centrifugal wind wheel intake,
And the angle between the top surface and the horizontal plane of retainer plate 4 of blade 3, entering centrifugal wind wheel for air-flow also has certain water conservancy diversion
Effect, is more conducive to the optimization of air flow field at 4 intaking air at middle part mouth of retainer plate, and then play Noise Reduction.Preferably, this hair
Bright middle first segment face and second segment face are tangent, to improve smooth degree of the blade 3 close to 4 one end of retainer plate, and then reduce air-flow
Resistance and noise.
The other end of top surface can also be set in outer side edges 34, be preferably provided at blade 3 close to one end of retainer plate 4
The position being connect with outer side edges 34, blade 3 is in integrally one section of arc surface or one section of plane close to one end of retainer plate 4 at this time, is made
It is more smooth close to one end of retainer plate 4 to obtain blade 3, to the resistance smaller of air-flow, and then reduces noise.
The top surface of blade is aweather taken turns 1 center position of turntable and is obliquely installed in the present invention, and top surface is connect with 4 junction of retainer plate
Plane between there is inclination alpha, α to be 5.35 ° -16.05 °, more preferably α=10.7 °.
From figure 7 it can be seen that compared with fan blade in the prior art, it is provided by the invention in the case of identical air quantity
Blade 3 has lower noise level, if air quantity is 1100m3When/h, the noise of blade 3 is relatively low, and noise level is insufficient
44dB, and under identical noise level, blade 3 provided by the invention have higher air quantity, when such as noise being 44dB, blade 3
Air quantity reach 1180m3/ h, far above the air quantity of fan blade in the prior art.
As Figure 8-9, in conjunction with Fig. 2, centrifugal wind wheel is mounted on by mounting hole 21 on extension shaft 5, and the present invention is centrifuging
Rubber ring 6 is additionally provided between wind wheel and extension shaft 5, on the one hand the setting of rubber ring 6 has cushioning effect, on the other hand also has
Having reduces the effect of the noise generated in centrifugal wind wheel operational process.The present invention opens up through-hole 7, the position of through-hole 7 on rubber ring 6
It sets corresponding with groove location, centrifugal wind wheel and extension shaft 5 is linked together by screw or bolt.
In some embodiments, the present invention is additionally provided with rotation direction mark 8 on the wind wheel turntable 1 of centrifugal wind wheel, facilitates work
It is installed as personnel and disassembling section, reduction is done over again caused by installing reversely, and then reduced manpower and materials and expend, raising peace
Fill efficiency.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (10)
1. a kind of centrifugal wind wheel, which is characterized in that including:Multiple blades (3), the whole setting in a strip shape of the blade (3) are described
Blade (3) along its length on one end be installed on retainer plate (4), the other end is installed on wind wheel turntable (1), described solid
Fixed circle (4) is coaxially disposed with the wind wheel turntable (1);
The blade (3) includes inner side edge (33), outer side edges (34) and the connection inner side edge (33) and the outer side edges (34)
Arcwall face, the blade (3) further includes a top surface, between the top surface and the horizontal plane of the retainer plate (4) be equipped with one folder
Angle.
2. centrifugal wind wheel according to claim 1, which is characterized in that the angle of the angle is 5.35 ° -16.05 °.
3. centrifugal wind wheel according to claim 2, which is characterized in that one end of the top surface is located at the inner side edge (33)
On, the other end is located at the blade (3) on one end of the retainer plate (4) or in the outer side edges (34).
4. centrifugal wind wheel according to claim 1, which is characterized in that the external profile diameter of the retainer plate (4) and the leaf
The inner edge diameter ratio that the inner side edge (33) of piece (3) is constituted is 1.10-1.83.
5. centrifugal wind wheel according to claim 1, which is characterized in that spacing between multiple blades (3) with it is described
The thickness ratio of blade (3) is 2.46-7.39.
6. according to claim 1-5 any one of them centrifugal wind wheels, which is characterized in that the blade (3) turns in the wind wheel
Disk (1) edge arranged on left and right sides is along the circumferential direction distributed, and is staggeredly set positioned at the blade (3) of wind wheel turntable (1) both sides
It sets.
7. centrifugal wind wheel according to claim 6, which is characterized in that the wind wheel turntable (1) identifies equipped with rotation direction
(8)。
8. centrifugal wind wheel according to claim 6, which is characterized in that the centrifugal wind wheel further includes axle sleeve (2), the axis
Set (2) is arranged concentrically on the wind wheel turntable (1), and the periphery of the axle sleeve (2) is equipped with strengthening rib strip (22).
9. centrifugal wind wheel according to claim 8, which is characterized in that axle sleeve (2) center is equipped with mounting hole (21), institute
Mounting hole (21) and axis connection are stated, rubber ring (6) is equipped between the axle sleeve (2) and the axis.
10. a kind of air-cooled ducted air conditioner, which is characterized in that including such as claim 1-9 any one of them centrifugal wind wheel.
Priority Applications (1)
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CN201810850323.8A CN108678995A (en) | 2018-07-28 | 2018-07-28 | A kind of centrifugal wind wheel and air-cooled ducted air conditioner |
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CN201810850323.8A CN108678995A (en) | 2018-07-28 | 2018-07-28 | A kind of centrifugal wind wheel and air-cooled ducted air conditioner |
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CN201810850323.8A Pending CN108678995A (en) | 2018-07-28 | 2018-07-28 | A kind of centrifugal wind wheel and air-cooled ducted air conditioner |
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Cited By (1)
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CN110319054A (en) * | 2019-05-30 | 2019-10-11 | 宁波方太厨具有限公司 | A kind of impeller for forward centrifugal blower |
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CN207539085U (en) * | 2017-11-07 | 2018-06-26 | 中山新风谷环境科技有限公司 | A kind of centrifugal wind wheel for air purifier |
CN107975493A (en) * | 2017-12-29 | 2018-05-01 | 豫新汽车空调股份有限公司 | A kind of fan for air conditioner on vehicle impeller mechanism |
CN208619408U (en) * | 2018-07-28 | 2019-03-19 | 宁波奥克斯电气股份有限公司 | A kind of centrifugal wind wheel and air-cooled ducted air conditioner |
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CN110319054A (en) * | 2019-05-30 | 2019-10-11 | 宁波方太厨具有限公司 | A kind of impeller for forward centrifugal blower |
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