CN108895027A - centrifugal wind wheel, air conditioner indoor unit and air conditioner - Google Patents
centrifugal wind wheel, air conditioner indoor unit and air conditioner Download PDFInfo
- Publication number
- CN108895027A CN108895027A CN201810498622.XA CN201810498622A CN108895027A CN 108895027 A CN108895027 A CN 108895027A CN 201810498622 A CN201810498622 A CN 201810498622A CN 108895027 A CN108895027 A CN 108895027A
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- Prior art keywords
- ring
- shaped article
- wind wheel
- groove structure
- centrifugal wind
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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
-
- 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
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0022—Centrifugal or radial fans
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses centrifugal wind wheel, air conditioner indoor unit and air conditioners.Wherein, the centrifugal wind wheel includes：Shroud, the shroud were formed with air port；Hub disk, the hub disk and the shroud interval are arranged, and connect with external motor；And blade, the blade are connected between the shroud and the hub disk；The shroud is equipped with groove structure, and the groove structure crosses air port around described, and the notch of the groove structure is arranged backwards to the blade.Technical solution of the present invention on the shroud of centrifugal wind wheel by being arranged groove structure, the groove structure is matched with cyclic annular baffle liner to improve the wind speed change rate at the cooperation, avoid the generation of backflow phenomenon, it reduces noise and reduces the loss of air quantity, the working efficiency for improving centrifugal wind wheel, improves the heat exchange efficiency of air conditioner indoor unit.
Description
Technical field
The present invention relates to air conditioner technical fields, in particular to centrifugal wind wheel, air conditioner indoor unit and air conditioner.
Background technique
Existing embedded air-conditioner indoor set is cooperated using baffle liner and centrifugal wind wheel, prevents the loss of air quantity.It is logical
For often, reserved certain interval is needed between baffle liner and centrifugal wind wheel, when the gap is smaller, air velocity changes greatly, holds
It is also easy to produce loud noise, and reduces the working efficiency of centrifugal wind wheel, when the gap is larger, is easy to form reflux now in gap location
As, and to directly result in air quantity lower for backflow phenomenon, influences user experience.
Summary of the invention
The main object of the present invention is to provide a kind of centrifugal wind wheel, it is intended to solve to be applied to air conditioning chamber when existing centrifugal wind wheel
High noise and air quantity leak big problem when interior machine.
To achieve the above object, the present invention proposes a kind of centrifugal wind wheel, including：
Shroud, the shroud were formed with air port；
Hub disk, the hub disk and the shroud interval are arranged, and connect with external motor；And
Blade, the blade are connected between the shroud and the hub disk；
The shroud is equipped with groove structure, and the groove structure crosses air port, the notch back of the groove structure around described
It is arranged to the blade.
Optionally, the groove structure is set to the end far from the blade of the shroud.
Optionally, the shroud includes the cyclic annular rectifying component of disk ontology with the side wall for being connected to the disk ontology, the disk
The groove structure is formed between the side wall of ontology and the cyclic annular rectifying component.
Optionally, the cyclic annular rectifying component is set to the inner sidewall or lateral wall of the disk ontology.
Optionally, the cyclic annular rectifying component includes：
First ring-shaped article, first ring-shaped article are connected to the side wall of the disk ontology；And
Second ring-shaped article, second ring-shaped article is connected to first ring-shaped article, along the axial direction of centrifugal wind wheel, described
The section that one ring-shaped article and second ring-shaped article are formed is L-shaped；
The groove structure is formed between the disk ontology, first ring-shaped article and second ring-shaped article；
Or the cyclic annular rectifying component includes：
First ring-shaped article, first ring-shaped article are connected to the side wall of the disk ontology；And
Second ring-shaped article, second ring-shaped article is connected to first ring-shaped article, along the axial direction of centrifugal wind wheel, described
The section that one ring-shaped article and second ring-shaped article are formed is L-shaped, and the company of first ring-shaped article and second ring-shaped article
Connect place's rounding off；
The groove structure is formed between the disk ontology, first ring-shaped article and second ring-shaped article.
Optionally, the ratio range of the internal diameter of the notch of the groove structure and outer diameter is 0.7~0.95.
Optionally, the ratio range of the internal diameter of the notch of the groove structure and outer diameter is 0.9.
The invention also discloses a kind of air conditioner indoor unit, the air conditioner indoor unit includes：
Shell, the shell are formed with air inlet；
Centrifugal wind wheel described above, the centrifugal wind wheel are set in the shell, opposite with the air inlet；With
And
Cyclic annular baffle liner around the air inlet and is located in the shell, and bottom is embedded in the groove structure.
Optionally, the cyclic annular baffle liner is embedded in the ratio of the distance of the groove structure and the depth of the groove structure
Range is 0.095~0.9.
The invention also discloses a kind of air conditioners, including air-conditioner outdoor unit and air conditioner indoor unit described above.
Technical solution of the present invention on the shroud of centrifugal wind wheel by being arranged groove structure, the groove structure and cyclic annular water conservancy diversion
Circle is matched to improve the wind speed change rate at the cooperation, avoids the generation of backflow phenomenon, is reduced noise and is reduced air quantity
Loss, improves the working efficiency of centrifugal wind wheel, improves the heat exchange efficiency of air conditioner indoor unit.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is centrifugal wind wheel perspective view；
Fig. 2 is centrifugal wind wheel cross-sectional view；
Fig. 3 is centrifugal wind wheel cross-sectional view；
Fig. 4 is air conditioner indoor unit perspective view；
Fig. 5 is air conditioner indoor unit cross-sectional view；
Fig. 6 is air conditioner indoor unit air inlet/outlet schematic diagram；
Fig. 7 is that the partial enlarged view for being is marked in Fig. 5；
Fig. 8 is air-flow flow graph when air conditioner indoor unit is run.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 100 | Centrifugal wind wheel | 160 | Motor |
| 110 | Shroud | 200 | Air conditioner indoor unit |
| 111 | Disk ontology | 210 | Shell |
| 112 | Cyclic annular rectifying component | 211 | Air inlet |
| 1121 | First ring-shaped article | 212 | Air outlet |
| 1122 | Second ring-shaped article | 300 | Cyclic annular baffle liner |
| 101 | Groove structure | 400 | Heat exchanger |
| 102 | Cross air port | 500 | Drip tray |
| 120 | Hub disk | 600 | Electric-controlled box |
| 130 | Blade | N/A | N/A |
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. shall be understood in a broad sense,
For example, " fixation " may be a fixed connection, it may be a detachable connection, or integral；It can be mechanical connection, be also possible to
Electrical connection；It can be directly connected, the connection inside two elements or two can also be can be indirectly connected through an intermediary
The interaction relationship of a element, unless otherwise restricted clearly.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and should not be understood as
Its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment
Case can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution
Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not the present invention claims guarantor
Within the scope of shield.
The present invention proposes a kind of centrifugal wind wheel.
It is the schematic perspective view of one embodiment of centrifugal wind wheel of the present invention referring to figs. 1 to 3, Fig. 1；Fig. 2 and Fig. 3 is centrifugation
The cross-sectional view of wind wheel.
In embodiments of the present invention, which includes：
Shroud 110, the shroud 110 were formed with air port 102；
Hub disk 120, the hub disk 120 is arranged with the shroud 110 interval, and connect with external motor；And
Blade 130, the blade 130 are connected between the shroud 110 and the hub disk 120；
The shroud 110 is equipped with groove structure 101, and the groove structure 101 crosses air port 102, the groove around described
The notch of structure 101 is arranged backwards to the blade 130.
In embedded air-conditioner indoor set in the prior art, centrifugal wind wheel is air inlet through hollow shaft radial direction outlet air when working, centrifugation
For wind wheel in lasting rotation, other components of air conditioner indoor unit are then motionless, are easy between centrifugal wind wheel and the shell of air conditioner indoor unit
Form reflux notch, it is therefore desirable to match by the shroud that baffle liner and centrifugal wind wheel is arranged in the air inlet in air conditioner indoor unit
It closes, blocks reflux notch to greatest extent.Usually, between needing to reserve centainly between baffle liner and the shroud of centrifugal wind wheel
Gap, when the gap is smaller, air velocity changes greatly, is easy to produce loud noise, and reduce the working efficiency of centrifugal wind wheel, when
It when the gap is larger, is easy to form backflow phenomenon in gap location, and to directly result in air quantity lower for backflow phenomenon, influences user's body
It tests.Therefore, in the present embodiment, by the shroud 110 of the centrifugal wind wheel 100 be arranged groove structure 101, when it is described from
When heart wind wheel 100 is applied to air conditioner indoor unit, the bottom of the cyclic annular baffle liner of air conditioner indoor unit is embedded in the groove structure 101
In, it changes air-flow and passes through the flow direction at the cooperation of both cyclic annular baffle liner and groove structures 101, flow direction of the air-flow at the cooperation
It is varied multiple times, by being designed in this way, improves the groove structure 101 and the wind speed change rate at cyclic annular baffle liner cooperation,
Backflow phenomenon generation is avoided, the loss of air quantity is reduced, improves the working efficiency of the centrifugal wind wheel.Also, it is described recessed
The position of slot structure 101 and cyclic annular baffle liner matched, increases the area with air flow contacts, cyclic annular baffle liner can with it is described
Sound reflection space is formed between groove structure 101, so that this position matched has the function of absorbing sound and lowering noise, further
Ground improves air conditioning comfortableness.
Further, it since the groove structure 101 is set on the shroud 110, works in the centrifugal wind wheel 100
When, the groove structure 101 also follows rotation, and the side wall of the groove structure 101 can drive in the groove structure
Air also follows movement, is equivalent to form one of air barrier, further prevents the reflux of air, reduces the loss of air quantity.
It is understood that shroud 110 described above, hub disk 120 and blade 130 are the corresponding construction of the prior art,
The shroud 110 is annular in shape, and the hub disk 130 with motor driven for connecting.
Further, the groove structure 101 is set to the end far from the blade 130 of the shroud 110.It can manage
Solution, the end far from the blade 130 that the groove structure 101 is set to the shroud 110 is a kind of preferred scheme,
The intermediate position that the groove structure 101 is set to shroud 110 is also possible.It is contemplated that the space of air conditioner indoor unit has
Limit, when the groove structure 101 is set to the intermediate position of the shroud 110, the top of shroud 110 extends excessive, volume
It can become larger.In the case where synthetic operation efficiency, noise, air quantity, the groove structure 101 is set to the remote of the shroud 110
End from the blade 130 is preferably scheme.
Further, the shroud 110 includes the cyclic annular rectifying component of disk ontology 111 with the side wall for being connected to disk ontology 111
112, the groove structure 101 is formed between the side wall of the disk ontology 111 and the cyclic annular rectifying component 112.Pass through the disk
Groove structure 101 is cooperatively formed between ontology 111 and the cyclic annular rectifying component 112, manufacturing cost is reduced, so that groove knot
The formation of structure 101 is simpler.Cyclic annular rectifying component 112 is connected to disk ontology 111 and can directly be bonded using binder, or cyclic annular whole
Stream part 112 is fixed with 111 welding of disk ontology, or cyclic annular rectifying component 112 and the use of disk ontology 111 such as are plugged and fixed at the modes, certainly,
The present invention is not limited to upper type, as long as groove structure 101 can be connected into for cyclic annular rectifying component 112 and disk ontology 111.
Further, the cyclic annular rectifying component 112 is set to the inner sidewall of the disk ontology 111.In another embodiment, institute
State the lateral wall that cyclic annular rectifying component 112 is set to the disk ontology 111.When cyclic annular rectifying component 112 is set to the outer of the disk ontology 111
When side wall, under the premise of disk 111 same size of ontology, the area in air port 102 can be increased, be more advantageous to air inlet.
Further, the cyclic annular rectifying component 112 includes：
First ring-shaped article 1121, first ring-shaped article 1121 are connected to the side wall of the disk ontology 111；And
Second ring-shaped article 1122, second ring-shaped article 1122 is connected to first ring-shaped article 1121, along centrifugal wind wheel
Axial direction, the section that first ring-shaped article 1121 and second ring-shaped article 1122 are formed is L-shaped；；
The groove is formed between the disk ontology 111, first ring-shaped article 1121 and second ring-shaped article 1122
Structure 101.
In the present embodiment, the outer rim of the first ring-shaped article 1121 is connected to the disk ontology 111, second ring-shaped article 1122
Root edge be connected to the inner edge of first ring-shaped article 1121.First ring-shaped article 1121 and 1122 shape of the second ring-shaped article
At cyclic annular rectifying component section it is L-shaped, the upward groove structure 101 of notch is formed between the disk ontology 111.By such as
This scheme improves the wind speed change rate at groove structure 101 and cyclic annular baffle liner cooperation, avoids backflow phenomenon generation, reduce
The loss of air quantity, improves the working efficiency of centrifugal wind wheel.
In another embodiment, the cyclic annular rectifying component 112 includes：
First ring-shaped article 1121, first ring-shaped article 1121 are connected to the side wall of the disk ontology 111；And
Second ring-shaped article 1122, second ring-shaped article 1122 is connected to first ring-shaped article 1121, along centrifugal wind wheel
Axial direction, the section that first ring-shaped article 1121 and second ring-shaped article 1122 are formed is L-shaped, and first ring-shaped article
1121 and second ring-shaped article 1122 junction rounding off；；
The groove is formed between the disk ontology 111, first ring-shaped article 1121 and second ring-shaped article 1122
Structure 101.
The section for the cyclic annular rectifying component that first ring-shaped article 1121 and second ring-shaped article 1122 are formed is L-shaped, with
The upward groove structure 101 of notch is formed between the disk ontology 111.By such scheme, improve groove structure 101 and ring-type
Wind speed change rate at baffle liner cooperation avoids backflow phenomenon generation, reduces the loss of air quantity, improve centrifugal wind wheel
Working efficiency.First ring-shaped article 1121 and second ring-shaped article 1122 of rounding off can also be reduced further and be made an uproar
Sound.
Further, to a certain extent, when the ratio mistake of the internal diameter D2 of the notch of the groove structure 101 and outer diameter D 1
Hour, noise has probability increase, and when ratio is excessive, air quantity leakage be will increase.As shown in figure 3, the slot of the groove structure 101
The internal diameter D2 of mouth and the ratio range of outer diameter D 1 are 0.7~0.95.In the present embodiment, by optimization design, when the groove knot
When the internal diameter D2 of the notch of structure 140 and the ratio range of outer diameter D 1 are 0.7~0.95, have the effect of that preferable noise reduction proposes effect.
In this value range, it is chosen as 0.8,0.83,0.88,0.9,0.94, and when ratio is 0.9, optimal effect can be reached.
The present invention proposes a kind of air conditioner indoor unit.
It is the schematic perspective view of one embodiment of air conditioner indoor unit of the present invention referring to Fig. 4 to 7, Fig. 4；Fig. 5 is air conditioning chamber
Interior machine cross-sectional view；Fig. 6 is air conditioner indoor unit air inlet/outlet schematic diagram, and Fig. 7 is Fig. 5 partial enlarged view；Fig. 8 is air conditioner indoor unit operation
When air-flow flow graph.
In embodiments of the present invention, which includes：
Shell 210, the shell 210 are formed with air inlet 211 and air outlet 212；
Centrifugal wind wheel 100 described above, the centrifugal wind wheel 100 are set in the shell 210, with the air inlet
211 is opposite；
Cyclic annular baffle liner 300 around the air inlet 211 and is located in the shell 210, and bottom is embedded in described recessed
In slot structure 101；
Heat exchanger 400, the heat exchanger 400 are arranged around the air-out wind direction of the centrifugal wind wheel 100；
Drip tray 500, the drip tray 500 cooperate the heat exchanger；And
Electric-controlled box 600, the electric-controlled box 600 control the operating of the air conditioner indoor unit 200.
When being in work after air conditioner indoor unit installation (air inlet 211 towards ground), centrifugal wind wheel 100 is by motor 160
Driving, air enters the centrifugal wind wheel 100 from air inlet 211, then radially flowing out from the centrifugal wind wheel, across changing
Hot device 400 is exported from air outlet 212.As shown in figure 8, since groove structure is arranged on the shroud 110 of the centrifugal wind wheel
101 match with cyclic annular baffle liner 300, improve the wind speed change rate at 300 cooperation of groove structure 101 and cyclic annular baffle liner, keep away
Exempt from backflow phenomenon generation, reduced the loss of air quantity, improves the working efficiency of centrifugal wind wheel.Also, groove structure 101 with
The position of cyclic annular baffle liner 300 matched increases the area with air flow contacts, cyclic annular 300 energy of baffle liner and groove structure
Sound reflection space is formed between 101 to further increase so that this position matched has the function of absorbing sound and lowering noise
Air conditioning comfortableness.
Further, the cyclic annular baffle liner 300 is embedded in the distance h1 and the groove structure of the groove structure 101
The ratio range of 101 depth h2 is 0.095~0.9.In the present embodiment, by optimization design, the groove structure 101 away from
When ratio range from the h1 and depth h2 of the groove structure 101 is 0.095~0.9, the effect of effect is proposed with preferable noise reduction
Fruit.In this value range, it is chosen as 0.1,0.21,0.29,0.35,0.42,0.5,0.626,0.78,0.84, preferably
0.625 or 0.5.
The present invention proposes a kind of air conditioner, including air-conditioner outdoor unit and air conditioner indoor unit described above.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical areas in scope of patent protection of the invention.
Claims (10)
1. a kind of centrifugal wind wheel, including：
Shroud, the shroud were formed with air port；
Hub disk, the hub disk and the shroud interval are arranged, and connect with external motor；And
Blade, the blade are connected between the shroud and the hub disk；
It is characterized in that, the shroud is equipped with groove structure, the groove structure crosses air port around described, the groove structure
Notch is arranged backwards to the blade.
2. centrifugal wind wheel as described in claim 1, which is characterized in that the groove structure is set to the separate described of the shroud
The end of blade.
3. centrifugal wind wheel as claimed in claim 1 or 2, which is characterized in that the shroud includes disk ontology and is connected to described
The cyclic annular rectifying component of the side wall of disk ontology forms the groove knot between the side wall of the disk ontology and the cyclic annular rectifying component
Structure.
4. centrifugal wind wheel as claimed in claim 3, which is characterized in that the ring-type rectifying component is set to the inside of the disk ontology
Wall or lateral wall.
5. centrifugal wind wheel as claimed in claim 3, which is characterized in that
It is described ring-type rectifying component include：
First ring-shaped article, first ring-shaped article are connected to the side wall of the disk ontology；And
Second ring-shaped article, second ring-shaped article is connected to first ring-shaped article, along the axial direction of centrifugal wind wheel, first ring
The section that shape part and second ring-shaped article are formed is L-shaped；
The groove structure is formed between the disk ontology, first ring-shaped article and second ring-shaped article；
Or the cyclic annular rectifying component includes：
First ring-shaped article, first ring-shaped article are connected to the side wall of the disk ontology；And
Second ring-shaped article, second ring-shaped article is connected to first ring-shaped article, along the axial direction of centrifugal wind wheel, first ring
The section that shape part and second ring-shaped article are formed is L-shaped, and the junction of first ring-shaped article and second ring-shaped article
Rounding off；
The groove structure is formed between the disk ontology, first ring-shaped article and second ring-shaped article.
6. centrifugal wind wheel as described in claim 1, which is characterized in that the internal diameter of the notch of the groove structure and the ratio of outer diameter
Being worth range is 0.7~0.95.
7. centrifugal wind wheel as described in claim 1, which is characterized in that the internal diameter of the notch of the groove structure and the ratio of outer diameter
Being worth range is 0.9.
8. a kind of air conditioner indoor unit, which is characterized in that the air conditioner indoor unit includes：
Shell, the shell are formed with air inlet；
Centrifugal wind wheel described in any one of claims 1 to 7, the centrifugal wind wheel are set in the shell, with it is described into
Air port is opposite；And
Cyclic annular baffle liner around the air inlet and is located in the shell, and bottom is embedded in the groove structure.
9. air conditioner indoor unit as claimed in claim 8, which is characterized in that the ring-type baffle liner is embedded in the groove structure
The ratio range of distance and the depth of the groove structure is 0.095~0.9.
10. a kind of air conditioner, which is characterized in that including air conditioner indoor unit described in air-conditioner outdoor unit and claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810498622.XA CN108895027A (en) | 2018-05-22 | 2018-05-22 | centrifugal wind wheel, air conditioner indoor unit and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810498622.XA CN108895027A (en) | 2018-05-22 | 2018-05-22 | centrifugal wind wheel, air conditioner indoor unit and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108895027A true CN108895027A (en) | 2018-11-27 |
Family
ID=64343801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810498622.XA Pending CN108895027A (en) | 2018-05-22 | 2018-05-22 | centrifugal wind wheel, air conditioner indoor unit and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108895027A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113939656A (en) * | 2019-06-11 | 2022-01-14 | 海拉有限双合股份公司 | Pump, in particular for a liquid circuit in a vehicle, having an improved impeller support |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060222491A1 (en) * | 2005-04-01 | 2006-10-05 | Japan Servo Co., Ltd. | Centrifugal fan |
| CN202520644U (en) * | 2012-04-19 | 2012-11-07 | 奇鋐科技股份有限公司 | Fan wheel structure of annular fan and annular fan thereof |
| JP5195276B2 (en) * | 2008-03-19 | 2013-05-08 | ダイキン工業株式会社 | Centrifugal blower and air conditioner using the same |
| CN107642826A (en) * | 2017-10-30 | 2018-01-30 | 广东美的暖通设备有限公司 | Indoor apparatus of air conditioner and air conditioner |
-
2018
- 2018-05-22 CN CN201810498622.XA patent/CN108895027A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060222491A1 (en) * | 2005-04-01 | 2006-10-05 | Japan Servo Co., Ltd. | Centrifugal fan |
| JP5195276B2 (en) * | 2008-03-19 | 2013-05-08 | ダイキン工業株式会社 | Centrifugal blower and air conditioner using the same |
| CN202520644U (en) * | 2012-04-19 | 2012-11-07 | 奇鋐科技股份有限公司 | Fan wheel structure of annular fan and annular fan thereof |
| CN107642826A (en) * | 2017-10-30 | 2018-01-30 | 广东美的暖通设备有限公司 | Indoor apparatus of air conditioner and air conditioner |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113939656A (en) * | 2019-06-11 | 2022-01-14 | 海拉有限双合股份公司 | Pump, in particular for a liquid circuit in a vehicle, having an improved impeller support |
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Application publication date: 20181127 |