CN107990443A - Outlet housing and air-conditioner outdoor unit - Google Patents
Outlet housing and air-conditioner outdoor unit Download PDFInfo
- Publication number
- CN107990443A CN107990443A CN201711280824.9A CN201711280824A CN107990443A CN 107990443 A CN107990443 A CN 107990443A CN 201711280824 A CN201711280824 A CN 201711280824A CN 107990443 A CN107990443 A CN 107990443A
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- Prior art keywords
- guide strip
- air
- bar
- prevailing wind
- prevailing
- Prior art date
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- 238000005452 bending Methods 0.000 claims abstract description 11
- 238000004378 air conditioning Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/40—Vibration or noise prevention at outdoor units
-
- 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
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/56—Casing or covers of separate outdoor units, e.g. fan guards
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses a kind of outlet housing and air-conditioner outdoor unit, the outlet housing includes the different retainer plate and outline border fixed frame of middle terminal pad, multiple diameters, and the prevailing wind bar and pair wind guide strip that the side of an a plurality of lateral outline border fixed frame along the middle terminal pad is set, the prevailing wind bar and the secondary wind guide strip are arc, the prevailing wind bar is identical with the bending direction of the secondary wind guide strip, and the pair wind guide strip is connected close to one end of the middle terminal pad with the prevailing wind bar.The outlet housing of the present invention, so as to reduce the aerodynamic noise of wind turbine generation, when being used in combination with impeller, can be reduced the loss of rotation function, lift the efficiency of wind turbine by the prevailing wind bar for setting bending direction identical and being connected and the secondary wind guide strip.
Description
Technical field
The present invention relates to air-conditioning technical field, more particularly to a kind of outlet housing and air-conditioner outdoor unit.
Background technology
At present, axial flow blower, motor impeller rotation, to form the gas outwards blown are installed in air-conditioner outdoor unit
Stream.Outlet housing is equipped with shell air outlet, is entered to avoid debris etc. by air outlet in casing, ensures air-conditioner outdoor unit
It is safe to use.Traditional outlet housing windage is big, have impact on the outlet air efficiency of axial flow blower.
Therefore, it is necessary to a kind of new outlet housing is provided, to solve above-mentioned technical problem.
The content of the invention
The main object of the present invention is to provide a kind of outlet housing, it is intended to which the swirling eddy for solving impeller generation is passing through tradition
Outlet housing the problem of producing larger gas-flow resistance, causing axial flow blower efficiency low.
To achieve the above object, a kind of outlet housing proposed by the present invention, including middle terminal pad, multiple diameters are different
Retainer plate and outline border fixed frame, and along the middle terminal pad a lateral outline border fixed frame side set master
Wind guide strip and secondary wind guide strip, the prevailing wind bar and the secondary wind guide strip are arc, the prevailing wind bar and the secondary wind-guiding
The bending direction of bar is identical, and the pair wind guide strip is connected close to one end of the middle terminal pad with the prevailing wind bar.
Preferably, the prevailing wind bar includes a plurality of the first prevailing wind bar spaced successively and the second prevailing wind bar,
The pair wind guide strip is arranged between adjacent the first prevailing wind bar and the second prevailing wind bar, the pair wind guide strip and institute
The first prevailing wind bar is stated to be connected.
Preferably, one end of the prevailing wind bar connects the middle terminal pad, the other end and the outline border fixed frame phase
Connection, one end of the pair wind guide strip are connected with the first prevailing wind bar, and the other end is connected with the outline border fixed frame.
Preferably, along the middle terminal pad to the direction of the outline border fixed frame, the pair wind guide strip with it is adjacent described
The distance between first prevailing wind bar, described second prevailing wind bar gradually increase.
Preferably, the angle that the both ends of the first prevailing wind bar are formed with the middle line for being connected disk center respectively
For 0~70 degree；The both ends of the second prevailing wind bar respectively with it is described among be connected disk center line formation angle be 0~
70 degree；The angle that the both ends of the pair wind guide strip are formed with the middle line for being connected disk center respectively is 0~70 degree.
Preferably, along the air-out direction of the air-conditioner outdoor unit, the thickness of the air intake of the prevailing wind bar is more than described
The thickness of the outlet air end of prevailing wind bar, the thickness of the air intake of the pair wind guide strip are more than the thickness of the outlet air end of the secondary wind guide strip
Degree.
Preferably, the outlet housing is used to coordinate with impeller, and the bending direction is opposite with the direction of rotation of the impeller
Set.
Preferably, the outlet housing is used for air-conditioner outdoor unit, and the prevailing wind bar and the secondary wind guide strip are included along institute
State the concave concave surface in swirling eddy direction of air-conditioner outdoor unit and protruded along the swirling eddy direction of the air-conditioner outdoor unit convex
Face, the convex surface is close to one end of the air intake towards the impeller.
Preferably, the inlet air angle of the air intake of the prevailing wind bar and the secondary wind guide strip is 50~80 degree, described leading
The outlet air angle of the outlet air end of wind bar and the secondary wind guide strip is 85~95 degree.
Present invention also offers a kind of air-conditioner outdoor unit, including impeller and outlet housing as the aforementioned.
In technical solution of the present invention, it is connected by using the prevailing wind bar of arc with secondary wind guide strip, so as to effectively subtract
The aerodynamic noise that small air-conditioner outdoor unit produces；When outlet housing and impeller are used in combination, prevailing wind bar and secondary wind-guiding can be passed through
Direction of rotation of the bending direction of bar with the impeller is disposed opposite to each other, and be will deviate from axial swirling eddy and is corrected as axial gas
Stream, improves fan static efficiency, and then improve air-conditioner outdoor unit performance.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Structure according to these attached drawings obtains other attached drawings.
Fig. 1 is the structure diagram of outlet housing in one embodiment of the invention；
Fig. 2 is the principle schematic of outlet housing in one embodiment of the invention；
Fig. 3 is the partial enlargement structural representation of outlet housing shown in Fig. 1；
Fig. 4 is diagrammatic cross-section of the outlet housing along line A-A shown in Fig. 1；
Fig. 5 is the enlarged structure schematic diagram of part B shown in Fig. 4；
Fig. 6 is the cross-sectional structure schematic diagram of secondary wind guide strip in one embodiment of the invention；
Fig. 7 is the cross-sectional structure schematic diagram of secondary wind guide strip in another embodiment of the present invention.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 100 | Outlet housing | 1 | Middle terminal pad |
| 2 | First area | 3 | Retainer plate |
| 4 | Second area | 5 | Outline border fixed frame |
| 7 | Prevailing wind bar | 71 | First prevailing wind bar |
| 73 | Second prevailing wind bar | 9 | Secondary wind guide strip |
| 91 | Air intake | 93 | Outlet air end |
| 95 | Concave surface | 97 | Convex surface |
| 200 | Impeller |
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.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
His embodiment, belongs to the scope of protection of the 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 the relative position relation under a certain particular pose (as shown in drawings) between each component, motion conditions etc., if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, in the present invention such as relating to the description of " first ", " second " etc. be only used for description purpose, and it is not intended that
Indicate or imply its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ",
At least one this feature can be expressed or be implicitly included to the feature of " second ".In the description of the present invention, " multiple " contain
Justice is at least two, such as two, three etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " connection ", " fixation " etc. should be interpreted broadly,
For example, " fixation " can be fixedly connected or be detachably connected, or integrally；Can be mechanically connect or
It is electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be the connection inside two elements or two
The interaction relationship of a element, unless otherwise restricted clearly.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 technical solution between each embodiment of the present invention can be combined with each other, but must be general with this area
Logical technical staff can be implemented as basis, will be understood that when the combination appearance of technical solution is conflicting or can not realize this
The combination of technical solution is not present, also not within the protection domain of application claims.
The present invention proposes a kind of outlet housing 100.
Fig. 1 is refer to, outlet housing 100 includes the different retainer plate 3 of middle terminal pad 1, multiple diameters and outline border is consolidated
Determine frame 5, and the prevailing wind bar 7 that sets of side and pair of the lateral outline border fixed frame 5 along the middle terminal pad 1 are led
Wind bar 9, the prevailing wind bar 7 and the secondary wind guide strip 9 are arc, the bending of the prevailing wind bar 7 and the secondary wind guide strip 9
Direction is identical, and the pair wind guide strip 9 is connected close to one end of the middle terminal pad 5 with the prevailing wind bar 7.
Further, the outlet housing 100 is used to coordinate with impeller 200, the rotation of the bending direction and the impeller 200
Turn direction to be disposed opposite to each other.
Fig. 2 is refer to, when air-conditioner outdoor unit is radiated using axial flow blower, the absolute velocity C of axial flow blower outlet air2
It can be analyzed to the axial velocity C along air-conditioner outdoor unit air-out direction2aWith the circle of swirling eddy moved along 200 circumferencial direction of impeller
Circular velocity C2u, wherein, peripheral speed C2uCause air-conditioner outdoor unit outlet air to have larger swirling eddy, form spin loss, rotation
Kinetic energy rejection Δ P=0.5* ρ C2u 2, ρ is atmospheric density.It is equal using the prevailing wind bar 7 and the secondary wind guide strip 9 in the present invention
For arc, and bending direction is opposite with the direction of rotation of the impeller 200 so that swirling eddy is passing through the prevailing wind bar
7 and during the secondary wind guide strip 9, its peripheral speed C2uChange into axial velocity C2a.While ensureing that impeller 200 is safe to use,
The peripheral speed C in swirling eddy direction can be effectively eliminated2u, by former rotation function loss Δ P=0.5* ρ C2u 2It is converted into static pressure
Can, it will deviate from axial swirling eddy and be corrected as axial flow, improve fan static efficiency, improve air-conditioner outdoor unit
Energy.
The present invention is connected by using the prevailing wind bar 7 of arc with secondary wind guide strip 9, so as to effectively reduce outside air conditioning chamber
The aerodynamic noise that machine produces；Pass through direction of rotation of the bending direction of prevailing wind bar 7 and secondary wind guide strip 9 with the impeller 200
It is disposed opposite to each other, so that when being engaged with impeller 200, axial swirling eddy can be will deviate from and be corrected as axial flow, improve wind
Machine static pressure efficiency, improves air-conditioner outdoor unit performance.
It should be noted that in the present embodiment, the outlet housing 100 is in bowl-shape, the middle terminal pad 1 and described outer
Frame fixed frame 5 is coaxially disposed, and the middle terminal pad 1 is arranged on the bottom of the bowl-shape outlet housing 100, the outline border fixed frame
5 form the opening of the bowl-shape outlet housing 100, and the opening direction of the bowl-shape outlet housing 100 is towards the impeller 200.
It will be appreciated by persons skilled in the art that the middle terminal pad 1 and the outline border fixed frame 5 and the retainer plate 3 may be used also
With in same plane, the overall outlet housing 100 is in tabular.It should also be noted that, the centre connects in the present embodiment
Disk 1 and the outline border fixed frame 5 are connect as circle, in other embodiments, the middle terminal pad 1 and the outline border fixed frame 5
Can also be other shapes than circular, such as：The outline border fixed frame 5 is square, diamond shape etc..
In the present embodiment, the quantity of retainer plate 3 is multiple that the diameter of multiple retainer plates 3 differs, Duo Gegu
Surely circle 3 is arranged between middle terminal pad 1 and outline border fixed frame 5, is set around middle terminal pad 1, close to middle terminal pad 1
The diameter of retainer plate 3 is minimum, and the diameter of the retainer plate 3 away from middle terminal pad 1 is maximum.Specifically, in the present embodiment, pass through
Prevailing wind bar 7 enables retainer plate 3 to form the stable structure that is arranged with the middle terminal pad 1 and the outline border fixed frame 5, and
Grid is formed by the retainer plate 3, the prevailing wind bar 7 and the secondary wind guide strip 9.
Referring to Fig. 1, in another embodiment, the prevailing wind bar 7 includes a plurality of spaced successively first
71 and second prevailing wind bar 73 of prevailing wind bar, the pair wind guide strip 9 are arranged on adjacent first prevailing wind article 71 and described the
Between two prevailing wind bars 73, the pair wind guide strip 9 is connected with the first prevailing wind bar 71.By by the secondary wind guide strip 9
It is respectively arranged between adjacent the first prevailing wind bar 71 and the second prevailing wind bar 73 so that leaned on outlet housing 100
The part of nearly center terminal pad only has prevailing wind bar 7 and sets, so as to balance the distribution density of prevailing wind bar 7 and secondary wind guide strip 9.
Further, one end of the prevailing wind bar 7 connects the middle terminal pad 1, and the other end is fixed with the outline border
Frame 5 is connected, and one end of the pair wind guide strip 9 is connected with the first prevailing wind bar 71, and the other end is fixed with the outline border
Frame 5 is connected.In other embodiments, the both ends of the prevailing wind bar 7 and one end of the secondary wind guide strip 9 can not with it is described
Outline border fixed frame 5 is connected.
In another embodiment, the direction of the outline border fixed frame 5, the pair wind guide strip 9 are arrived along the middle terminal pad 1
Gradually increase with the distance between the adjacent first prevailing wind bar 71, the second prevailing wind bar 73.
Specifically, the outlet housing 100 is divided into close to the first area 2 of the middle terminal pad 1 and close to described outer
The second area 4 of frame fixed frame 5.Relative to the matched impeller 200 of the outlet housing 100, the first area 2 with it is described
The wheel hub of impeller 200 is opposite, and the second area 4 is opposite with the wheel rim of the impeller 200, i.e., described second area 4 is with respect to institute
State the blade edge of impeller 200.Because the front wind speed of 200 wheel rim of impeller is maximum, and to close to 200 wheel hub side of institute's impeller
Gradually reduced to wind speed.The present invention along the retainer plate 3 by arriving 5 direction of outline border fixed frame, the pair wind guide strip 9 and phase
The gradually increase of the distance between the adjacent first prevailing wind bar 71, described second prevailing wind bar 73, is formed in the master of first area 2
Wind guide strip 7 and secondary wind guide strip 9 are distributed comparatively dense, be distributed in the prevailing wind bar 7 of second area 4 and secondary wind guide strip 9 it is sparse, and then
The resistance of the prevailing wind bar 7 for being distributed in second area 4 and secondary wind guide strip 9 to axial flow can be reduced.
Also referring to Fig. 3, for the close-up schematic view of outlet housing 100 shown in Fig. 1.The first prevailing wind bar 71
The angle α that both ends are formed with the line at middle 1 center of terminal pad respectively is 0~70 degree；The second prevailing wind bar 73
The angle theta that both ends are formed with the line at middle 1 center of terminal pad respectively is 0~70 degree；The both ends point of the pair wind guide strip 9
The angle β not formed with the line at middle 1 center of terminal pad is 0~70 degree.Specifically, the first prevailing wind bar 71
Both ends are connecting pin of the first prevailing wind bar 71 with the connecting pin of the middle terminal pad 1 and with the outline border fixed frame 5；
The both ends of the second prevailing wind bar 73 for the second prevailing wind bar 73 and the middle terminal pad 1 connecting pin and with it is described
The connecting pin of outline border fixed frame 5；The both ends of the pair wind guide strip 9 are the secondary wind guide strip 9 and the connection of the middle terminal pad 1
End and the connecting pin with the outline border fixed frame 5.The connecting pin of the pair wind guide strip 9 and the first prevailing wind bar 71 is described in
The distance at middle 1 center of terminal pad is d1, d1=60~120mm.In the present embodiment, the number of degrees of angle α, angle theta and angle β
It is inconsistent.Preferably, can be by adjusting the number of degrees of angle α, angle theta and angle β so that the adjacent secondary wind guide strip 9 and outline border
The connecting pin of fixed frame 5, the connecting pin of the first prevailing wind bar 71 and outline border fixed frame 5 and the second prevailing wind bar 73 with
The distance between the connecting pin of outline border fixed frame 5 is equal.
Fig. 4 and Fig. 5 are referred to, the outlet housing 100 is used for air-conditioner outdoor unit, along the outlet air side of the air-conditioner outdoor unit
To the thickness of the air intake 91 of the prevailing wind bar 7 is more than the thickness of the outlet air end 93 of the prevailing wind bar 7, the pair wind-guiding
The thickness of the air intake 91 of bar 9 is more than the thickness of the outlet air end 93 of the secondary wind guide strip 9.Along the outlet air side of the air-conditioner outdoor unit
To the thickness of the air intake 91 of the prevailing wind bar 7 is more than the thickness of the outlet air end 93 of the prevailing wind bar 7, the pair wind-guiding
The thickness of the air intake 91 of bar 9 is more than the thickness of the outlet air end 93 of the secondary wind guide strip 9.It is plane in compared with the prior art
Wind guide strip, 9 lift coefficient higher of the prevailing wind bar 7 and the secondary wind guide strip, axial flow ability is converted into by swirling eddy
It is stronger.
Referring to Fig. 6, the prevailing wind bar 7 and the secondary wind guide strip 9 include the rotary pneumatic along the air-conditioner outdoor unit
The concave concave surface 95 in direction and the convex surface 97 protruded along the swirling eddy direction of the air-conditioner outdoor unit are flowed, the convex surface 97 is close
One end of the air intake 91 is towards the impeller 200.Specifically, the concave surface 95 and the convex surface 97 are oppositely arranged, described
Concave surface 95 and the convex surface 97 are shiny surface, to reduce windage.The rotation of impeller 200 can produce the rotation consistent with direction of rotation
Turn air-flow, swirling eddy described in 95 face of concave surface, to change the swirling eddy as axial flow.The convex surface 97 is close
One end of the air intake 91 stops axial flow with reducing towards the impeller 200.
In the present embodiment, since the thickness of the air intake 91 of the prevailing wind bar 7 is more than the outlet air of the prevailing wind bar 7
The thickness at end 93, the thickness of the air intake 91 of the pair wind guide strip 9 are more than the thickness of the outlet air end 93 of the secondary wind guide strip 9, institute
Differed with the curvature of concave surface 95 and convex surface 97.Referring to Fig. 7, in another embodiment, the prevailing wind bar 7 or the pair are led
The air intake 91 of wind bar 9 and the consistency of thickness of outlet air end 93, the concave surface 95a are identical with the curvature of the convex surface 97a.
The inlet air angle γ of the air intake 91 of the prevailing wind bar 7 and the secondary wind guide strip 9 is 50~80 degree, the prevailing wind
The outlet air angle δ of the outlet air end 93 of bar 7 and the secondary wind guide strip 9 is 85~95 degree.The inlet air angle γ for the prevailing wind bar 7 or
The concave surface of the pair wind guide strip 9 is close to the phase tangent line of the end of the impeller 200 and the hurricane globe 100 perpendicular to the axial direction
Angle between the horizontal plane of air-flow.The outlet air angle δ is the concave surface of the prevailing wind bar 7 or the secondary wind guide strip 9 away from institute
State the angle of the phase tangent line and the hurricane globe 100 of the end of impeller 200 between the horizontal plane of the axial flow.It is excellent
Selection of land, the angle of outlet δ are 90 degree so that the outlet air end 93 and axial flow of the prevailing wind bar 7 or the secondary wind guide strip 9
Direction is consistent, is conducive to swirling eddy being converted to axial flow, and reduce windage.In the present embodiment, the prevailing wind bar 7
It is consistent with the inlet air angle γ number of degrees of the secondary wind guide strip 9, in other embodiments, can not also be consistent；In the present embodiment, institute
It is consistent with the outlet air angle δ number of degrees of the secondary wind guide strip 9 to state prevailing wind bar 7, in other embodiments, can not also be consistent.
Include impeller 200 and outlet housing as the aforementioned 100 present invention also offers a kind of air-conditioner outdoor unit is (not shown).Should
The concrete structure of outlet housing 100 is with reference to above-described embodiment, since this air-conditioner outdoor unit employs the whole of above-mentioned all embodiments
Technical solution, therefore all beneficial effects at least caused by the technical solution with above-described embodiment, no longer go to live in the household of one's in-laws on getting married one by one herein
State.
The foregoing is merely the preferred embodiment of the present invention, is not intended to limit the scope of the invention, every at this
Under the inventive concept of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical areas in the scope of patent protection of the present invention.
Claims (10)
1. a kind of outlet housing, it is characterised in that fixed including the different retainer plate of middle terminal pad, multiple diameters and outline border
Frame, and the prevailing wind bar that sets of side of the lateral outline border fixed frame along the middle terminal pad and secondary wind guide strip,
The prevailing wind bar and the secondary wind guide strip are arc, and the prevailing wind bar is identical with the bending direction of the secondary wind guide strip,
The pair wind guide strip is connected close to one end of the middle terminal pad with the prevailing wind bar.
2. outlet housing as claimed in claim 1, it is characterised in that the prevailing wind article includes a plurality of spaced successively the
One prevailing wind bar and the second prevailing wind bar, the pair wind guide strip are arranged on adjacent the first prevailing wind bar and are dominated with described second
Between wind bar, the pair wind guide strip is connected with the first prevailing wind bar.
3. outlet housing as claimed in claim 2, it is characterised in that one end connection middle connection of the prevailing wind bar
Disk, the other end are connected with the outline border fixed frame, and one end of the pair wind guide strip is connected with the first prevailing wind bar, separately
One end is connected with the outline border fixed frame.
4. outlet housing as claimed in claim 2, it is characterised in that along the middle terminal pad to the side of the outline border fixed frame
To pair the distance between the wind guide strip and the adjacent first prevailing wind bar, the second prevailing wind bar gradually increase.
5. outlet housing as claimed in claim 2, it is characterised in that the both ends of the first prevailing wind bar respectively with the centre
The angle for connecting the line formation of disk center is 0~70 degree；The both ends of the second prevailing wind bar are connected with the centre respectively
The angle that the line of disk center is formed is 0~70 degree；The both ends of the pair wind guide strip are connected disk center with the centre respectively
The angle that line is formed is 0~70 degree.
6. outlet housing as claimed in claim 1, it is characterised in that the outlet housing is used for air-conditioner outdoor unit, along the air-conditioning
The air-out direction of outdoor unit, the thickness of the air intake of the prevailing wind bar are more than the thickness of the outlet air end of the prevailing wind bar, institute
State thickness of the thickness more than the outlet air end of the secondary wind guide strip of the air intake of secondary wind guide strip.
7. the outlet housing as any one of claim 1 to 6, it is characterised in that the outlet housing is used to coordinate with impeller,
The direction of rotation of the bending direction and the impeller is disposed opposite to each other.
8. outlet housing as claimed in claim 7, it is characterised in that the prevailing wind bar and the secondary wind guide strip are included along institute
State the concave concave surface in swirling eddy direction of air-conditioner outdoor unit and protruded along the swirling eddy direction of the air-conditioner outdoor unit convex
Face, the convex surface is close to one end of the air intake towards the impeller.
9. outlet housing as claimed in claim 8, it is characterised in that the air intake of the prevailing wind bar and the secondary wind guide strip
Inlet air angle is 50~80 degree, and the outlet air angle of the outlet air end of the prevailing wind bar and the secondary wind guide strip is 85~95 degree.
10. a kind of air-conditioner outdoor unit, it is characterised in that including impeller and outlet air as claimed in any one of claims 1-9 wherein
Cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711280824.9A CN107990443B (en) | 2017-12-06 | 2017-12-06 | Air outlet cover and air conditioner outdoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711280824.9A CN107990443B (en) | 2017-12-06 | 2017-12-06 | Air outlet cover and air conditioner outdoor unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107990443A true CN107990443A (en) | 2018-05-04 |
| CN107990443B CN107990443B (en) | 2021-07-06 |
Family
ID=62036346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711280824.9A Active CN107990443B (en) | 2017-12-06 | 2017-12-06 | Air outlet cover and air conditioner outdoor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107990443B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109974141A (en) * | 2019-04-08 | 2019-07-05 | 广东美的暖通设备有限公司 | The air outlet mesh and air conditioner of air conditioner |
| WO2019242406A1 (en) * | 2018-06-20 | 2019-12-26 | 广东美的制冷设备有限公司 | Outdoor unit of air conditioner |
| WO2021093068A1 (en) * | 2019-11-11 | 2021-05-20 | 佛山市顺德区美的洗涤电器制造有限公司 | Mesh cover, fan, and range hood |
| US20220057103A1 (en) * | 2020-08-24 | 2022-02-24 | Shenzhen Antop Technology Co., Ltd | Grill body, grill, and air purifier |
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| CN104048369A (en) * | 2014-07-04 | 2014-09-17 | 珠海格力电器股份有限公司 | Air conditioner outdoor unit and air outlet grille thereof |
| CN106016511A (en) * | 2016-07-14 | 2016-10-12 | 广东美的暖通设备有限公司 | Air outlet hood and air-conditioning outdoor unit equipped with same |
| CN106837832A (en) * | 2017-01-22 | 2017-06-13 | 佛山市顺德区新双岭机电科技有限公司 | A kind of new portable electric fan |
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| WO2019242406A1 (en) * | 2018-06-20 | 2019-12-26 | 广东美的制冷设备有限公司 | Outdoor unit of air conditioner |
| CN109974141A (en) * | 2019-04-08 | 2019-07-05 | 广东美的暖通设备有限公司 | The air outlet mesh and air conditioner of air conditioner |
| WO2021093068A1 (en) * | 2019-11-11 | 2021-05-20 | 佛山市顺德区美的洗涤电器制造有限公司 | Mesh cover, fan, and range hood |
| US20220057103A1 (en) * | 2020-08-24 | 2022-02-24 | Shenzhen Antop Technology Co., Ltd | Grill body, grill, and air purifier |
| US11739974B2 (en) * | 2020-08-24 | 2023-08-29 | Shenzhen Antop Technology Co., Ltd | Grill body, grill, and air purifier |
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