CN104501381A - Air-conditioning outside unit and air-out grille thereof - Google Patents
Air-conditioning outside unit and air-out grille thereof Download PDFInfo
- Publication number
- CN104501381A CN104501381A CN201410725800.XA CN201410725800A CN104501381A CN 104501381 A CN104501381 A CN 104501381A CN 201410725800 A CN201410725800 A CN 201410725800A CN 104501381 A CN104501381 A CN 104501381A
- Authority
- CN
- China
- Prior art keywords
- air
- radial ribs
- air outlet
- ribs
- face
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/082—Grilles, registers or guards
-
- 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
Abstract
The invention discloses an air-out grille which comprises a main grille body, wherein the main grille body is intersectant to form an air outlet, and the air outlet is provided with a windward side and an air-out side positioned on the two sides of the main grille body; the whole air-out side is a circular wave side which extends outwards by taking the center of the main grille body as a base point. The invention further discloses an air-conditioning outside unit. The height of the air-out side relative to the windward side changes according to a certain rule in the radial direction of the main grille body, so that the time of airflow passing through the air-out side is changed. The purpose of reduction of airflow pulsation is achieved by using the time difference of airflow leaving the air-out side, while the working stroke of part of the main grille body for the airflow is reduced, so that the air supply noises and power can be effectively reduced.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly relate to a kind of air-conditioner outdoor unit and air outlet grate thereof.
Background technology
The air outlet grate of air-conditioner outdoor unit is generally arranged on the casing of off-premises station, and is positioned at air outlet place, mainly plays the effect of wind-guiding rectification and security protection.In the prior art, air outlet grate is mainly divided into circular and this two class square, it comprises multiple radial radial ribs and annular rib in the form of a ring, and radial ribs is crossing with annular rib arranges, radial ribs and annular rib are positioned at the end face of both sides inside and outside air outlet and together constitute windward side and outlet air surface, usually windward side and outlet air surface are arranged to the plane paralleled, or windward side and outlet air surface are arranged to the arcwall face that protrudes towards the outside of air outlet.
The blower fan that off-premises station inside is installed is generally axial flow blower, during axial flow blower high-speed rotation, the air-flow with centrifugal effect can be produced, eventually pass through air outlet grate blowout off-premises station, the aerodynamics of whole air draft process is complicated, if the wind-guiding face of radial ribs and annular rib is planar structure, then the air-flow with the centripetal anglec of rotation can be subject to the resistance in the wind-guiding face of radial ribs and annular rib undoubtedly, being the air-flow crushing increasing air outlet grate place on the one hand, is produce noise on the other hand.For this situation, usual mentality of designing is arranged to the wind-guiding face of radial ribs and annular rib to reverse the curved surface of certain angle, to adapt to the direction of motion of air-flow, although this improvement adds air quantity to a certain extent, the noise reduction brought is extremely limited.
In sum, how when reducing the loss of off-premises station air output, reducing simultaneously and wind noise, is current this area problem demanding prompt solution.
Foregoing, only for auxiliary understanding technical scheme of the present invention, does not represent and admits that foregoing is prior art.
Summary of the invention
What main purpose of the present invention was to solve air outlet grate of the prior art goes out the excessive technical problem of wind noise.
For achieving the above object, the invention provides a kind of air outlet grate, comprise and intersect and form the grill body of air outlet, described air outlet has the windward side and outlet air surface that are positioned at described grill body both sides, and described outlet air surface entirety is in the annular wavy surface outwards extended for basic point with the center of described grill body.
Preferably, described grill body comprise multiple interval in the form of a ring arranged concentric annular rib and be connected to the radial ribs of radially arranging between two adjacent annular ribs; The end face of described radial ribs inwardly concaves to form indent arcwall face on the axial direction along described grill body, and described indent arcwall face forms the trough of described wavy surface, and the end face of described annular rib forms the crest of described wavy surface; Or the end face of described radial ribs is outwardly on the axial direction along described grill body, and to form evagination arcwall face, described evagination arcwall face forms the crest of described wavy surface, and the end face of described annular rib forms the trough of described wavy surface.
Preferably, radial ribs between adjacent two annular ribs comprises the first radial ribs and the second radial ribs, the height of described first radial ribs is greater than the height of described second radial ribs, and described first radial ribs and described second radial ribs are alternately distributed along the circumferential direction of described annular rib.
Preferably, to stagger setting in the circumferential direction of described annular rib in the radial ribs adjacent in the radial direction of described grill body.
Preferably, described grill body comprises the multiple interval annular rib of arranged concentric and radial radial ribs with the crossing setting of described annular rib in the form of a ring; The part of end face between adjacent two annular ribs of described radial ribs inwardly concaves to form indent arcwall face on the axial direction along described grill body, described indent arcwall face forms the trough of described wavy surface, and the end face of described annular rib forms the crest of described wavy surface; Or, the part of end face between adjacent two annular ribs of described radial ribs is outwardly to form evagination arcwall face on the axial direction along described grill body, described evagination arcwall face forms the crest of described wavy surface, and the end face of described annular rib forms the trough of described wavy surface.
Preferably, the recessed degree of depth of described indent arcwall face is D1, and the height of described radial ribs is H, and 0.5 < D1/H < 1; Or the protrusion height of described evagination arcwall face is D2, the height of described radial ribs is H, and 0.5 < D2/H < 1.
Preferably, along with the spacing between adjacent two annular ribs reduces gradually on the direction at the center away from described grill body, reduce successively from the center of described grill body along the height of the radial ribs between the two often adjacent in the radial direction annular ribs of described grill body.
Preferably, the radial ribs between two adjacent annular ribs equidistantly distributes along the circumferential direction of described annular rib.
Preferably, described radial ribs is formed as the arc to bending clockwise or counterclockwise, and the wind-guiding face of described radial ribs is torsional surface.
In addition, for achieving the above object, the present invention also provides a kind of air-conditioner outdoor unit, comprises aerofoil fan and air outlet grate, and described air outlet grate is the air outlet grate described in above-mentioned any one technical scheme.
A kind of air-conditioner outdoor unit provided by the present invention extremely air outlet grate, by outlet air surface being designed to the overall annular wavy surface in outwards extending for basic point with the center of grill body, to make outlet air surface relative to height the changing according to certain rules in the radial direction in grill body of windward side, thus change the time of air-flow by outlet air surface, the time difference utilizing air-flow to leave outlet air surface reaches the object reducing gas, reduce the working stroke of partial grid main body to air-flow simultaneously, therefore effectively can reduce air-supply noise and power.
Accompanying drawing explanation
Fig. 1 is the axonometric drawing of air outlet grate one embodiment of the present invention;
Fig. 2 is the enlarged diagram of part A shown in Fig. 1;
The simplification structural representation that Fig. 3 is the radial ribs shown in Fig. 2;
Fig. 4 is the front view of the air outlet grate shown in Fig. 1;
Fig. 5 is for the air outlet grate shown in Fig. 3 is along the sectional view of B-B line.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The invention provides a kind of air outlet grate, see Fig. 1 to Fig. 5, in one embodiment, this air outlet grate comprises and intersects and form the grill body of air outlet, wherein air outlet has the windward side S1 and outlet air surface S2 that are positioned at grill body both sides, the air outlet grate of the present embodiment is structure as a whole, be provided with the center disk 100 being positioned at center and the housing 200 being positioned at outer circumferential side, grill body is arranged between center disk 100 and housing 200, such as air outlet grate entirety is rounded, certainly in other embodiments, air outlet grate can also be other any suitable shapes, such as square, this is not restricted.The present embodiment is described for rounded air outlet grate, windward side S1 is plane, certain windward side S1 also can be the arcwall face recessed along the axial direction of air outlet grate towards outlet air surface S2, outlet air surface S2 entirety is in the annular wavy surface outwards extended for basic point with the center of grill body (i.e. the center of center disk 100), this wavy surface has crest and trough, make outlet air surface S2 relative to height the changing according to certain rules in the radial direction in grill body of windward side S1 thus, namely outlet air surface S2 has maximum relative to the height of windward side S1 at crest location, and outlet air surface S2 has minimum of a value relative to the height of windward side S1 in wave trough position, such as when wavy surface is sinusoidal waveform, outlet air surface S2 is diminished gradually by crest location relative to the height of windward side S1 to the direction of wave trough position.It should be noted that, be not limited only to illustrate sinusoidal waveform according to the way of realization of the wavy surface of the embodiment of the present invention, such as wavy surface is square waveform or other any suitable waveforms, and therefore not to repeat here.
When applying air outlet grate of the present invention, when air-flow passes through air outlet grate from the frontal perpendicular to windward side S1, because outlet air surface S2 changes in sinusoidal wave relative to the height of windward side S1, therefore the time of air-flow by outlet air surface S2 is changed, the time difference utilizing air-flow to leave outlet air surface S2 reaches the object reducing gas, reduce the working stroke of partial grid main body to air-flow simultaneously, therefore effectively can reduce air-supply noise and power.
In the present embodiment, grill body comprise multiple interval in the form of a ring arranged concentric annular rib 300 and be connected to the radial ribs 400 of radially arranging between two adjacent annular ribs 300, as shown in Figure 1, be positioned at the center disk 100 of center and be positioned at outermost housing 200 and be equivalent to an annular rib 300 respectively, be connected between center disk 100 and contiguous annular rib 300 in the radial ribs 400 of innermost circle thus, be connected between housing 200 and contiguous annular rib 300 in the radial ribs 400 of outmost turns.See Fig. 2, the end face of radial ribs 400 is along the axial direction of grill body inwardly concaving form indent arcwall face S3, this indent arcwall face S3 forms the trough of wavy surface, namely the lowest part of indent arcwall face S3 is trough, the end face S4 of annular rib 300 forms the crest of wavy surface, wherein indent arcwall face S3 and end face S4 seamlessly transits, the wind loss that reduction brings because of connecting portion transition change, as shown in Figure 5, in grill body in the radial direction, outlet air surface S2 is sinusoidal waveform change, when air-flow passes through air outlet grate from the frontal perpendicular to windward side S1, change the time of air-flow by outlet air surface S2, the time difference utilizing air-flow to leave outlet air surface S2 reaches the object reducing gas, reduce the working stroke of partial grid main body to air-flow simultaneously, therefore air-supply noise and power can effectively be reduced.Or, in variant embodiment, the end face of radial ribs 400 is along outwardly to form evagination arcwall face (not shown) on the axial direction of grill body, this evagination arcwall face forms the crest of wavy surface, accordingly, the end face of annular rib 300 forms the trough of wavy surface, and the air outlet grate of this version makes air-flow poor by life period during outlet air surface S2 equally, the object reducing gas can be reached, and then reduce air-supply noise.In addition, the circumferential direction of the annularly rib 300 of the radial ribs 400 between adjacent two annular ribs 300 equidistantly distributes, and to be discharged by air outlet grate with making uniform stream, reduces the noise produced because of gas.
Further, in the circumferential direction of air outlet grate, also difference in height is formed with in order to make outlet air surface S2, radial ribs 400 between adjacent two annular ribs 300 comprises the first radial ribs and the second radial ribs, wherein the height of the first radial ribs is greater than the height of the second radial ribs, here height refers to the first radial ribs and the second radial ribs along the height on the axial direction of air outlet grate, the circumferential direction of the first radial ribs and the second radial ribs annularly rib 300 is alternately distributed, the circumferential direction being such as a unit annularly rib 300 with first radial ribs and the second radial ribs is respectively alternately distributed, or the circumferential direction being a unit annularly rib 300 with two the first radial ribs and the second radial ribs is respectively alternately distributed, also can two the first radial ribs be a unit, and be a unit with second radial ribs, certainly also there is more arrangements, not exhaustive one by one at this.In the circumferential direction of air outlet grate, also difference in height is formed with by making outlet air surface S2, when air-flow passes through air outlet grate from the frontal perpendicular to windward side S1, change the time of air-flow by outlet air surface S2, air-flow was segmented further by the time difference of outlet air surface S2, reduce gas to a greater extent, and then reduce air-supply noise.Meanwhile, when ensureing bulk strength and the rigidity of air outlet grate, further reducing the working stroke of part radial ribs 400 pairs of air-flows, thus reducing power consumption.
Preferably, to stagger setting in the circumferential direction of annular rib in the radial ribs 400 adjacent in the radial direction of grill body.This structural arrangement form also can play and change the time of air-flow by outlet air surface S2, and so that outlet air surface S2 is divided into some parts, air-flow exists certain hour difference by during adjacent part, thus reduces gas, and then reduces air-supply noise.
In another embodiment, the radial ribs 400 of above-mentioned segmentation is designed to integrative-structure.Particularly, grill body comprises the multiple interval annular rib (not shown) of arranged concentric and radial radial ribs (not shown) of setting crossing with annular rib in the form of a ring, wherein the concrete structure of annular rib can with reference to the explanation of above-mentioned annular rib 300, and one end of radial ribs is connected with center disk 100, the other end is connected with housing 200, is positioned at center disk 100 crossing with each annular rib with the part of housing 200.With above-described embodiment unlike, the end face of the radial ribs part between adjacent two annular ribs is along the axial direction of grill body inwardly concaving form indent arcwall face, this indent arcwall face forms the trough of wavy surface, and the end face of annular rib forms the crest of wavy surface; Or the end face of the radial ribs part between adjacent two annular ribs is along outwardly to form evagination arcwall face on the axial direction of grill body, and this evagination arcwall face forms the crest of wavy surface, and the end face of annular rib forms the trough of wavy surface.The distressed structure that the present embodiment adopts is same as the previously described embodiments to the effect reducing gas, and the technique effect reached is also same as the previously described embodiments, and therefore not to repeat here.
Preferably, be described for radial ribs 400 shown in Fig. 3, the recessed degree of depth of indent arcwall face S3 is D1, the height of radial ribs 400 is H, and 0.5 < D1/H < 1, certainly, 0.6 < D1/H < 0.8 is also fine, specifically desirable such as 0.7,0.75 is equivalent, thus ensureing the guiding function of radial ribs 400 pairs of air-flows, and in the strength and stiffness situation of radial ribs 400, be conducive to the exhaust air rate improving air outlet grate.Or the protrusion height of evagination arcwall face is D2 (not shown), the height of radial ribs 400 is H, and 0.5 < D2/H < 1.
As shown in Figure 4 and Figure 5, along with the spacing between adjacent two annular ribs 300 reduces gradually on the direction at the center away from grill body, reduce successively from the center of grill body along the height of the radial ribs 400 between the two often adjacent in the radial direction annular ribs 300 of grill body, namely also outlet air surface S2 reduces toward outside along the protrusion height toward the outer side in the radial direction of air outlet grate successively from the center of air outlet grate, outlet air surface S2 protrudes more laterally the closer to center disk 100, make the centre of outlet air surface S2 higher than its surrounding, thus make the surrounding exhaust air rate of air outlet grate be greater than its middle exhaust air rate, be conducive to the overall exhaust air rate improving air outlet grate, and then reduce air-supply noise and power consumption.
In addition, radial ribs 400 is formed as the arc to bending clockwise or counterclockwise, due to radial ribs 400 distribution in divergent shape, and the arc be formed as to bending clockwise or counterclockwise, when air-flow is discharged via radial ribs 400, the crushing in air-flow blowout process can be reduced, be conducive to improving air quantity and reducing noise.It should be noted that, when applying air outlet grate of the present invention, should according to the bending direction of the rotation direction determination radial ribs 400 of the blade of air exhausting device (such as aerofoil fan), even if the bending direction of radial ribs 400 is contrary with the rotation direction of the blade of air exhausting device, when the vane clockwise of such as air exhausting device rotates, radial ribs 400 is formed as the arc bent counterclockwise.Simultaneously, the wind-guiding face (i.e. the two sides of radial ribs 400) of radial ribs 400 is torsional surface, radial ribs 400 is contrary with its torsional direction near the wind-guiding face of the half portion of outlet air surface S2 near the half portion of windward side S1, therefore there is the air-flow of the centripetal anglec of rotation when radial ribs 400, the wind-guiding face of radial ribs 400 can make air-flow along its centripetal angular speed direction inclination water conservancy diversion, thus reduce the resistance of wind-guiding in the face of air-flow of radial ribs 400, and then reduce wind loss and reduce air-supply noise.
The present invention also provides a kind of air-conditioner outdoor unit, and in one embodiment, this air-conditioner outdoor unit comprises aerofoil fan and air outlet grate.Usually, air-conditioner outdoor unit also comprises housing, and housing is formed with the chamber of the parts such as accommodating heat exchanger, compressor, and housing offers circle or square aperture, also namely for the exhaust outlet of air-cooled heat exchange, aerofoil fan is installed in the chamber of housing, and with exhaust outlet just to setting.Air outlet grate is arranged on exhaust outlet place, plays protective action on the one hand, and play wind-guiding effect on the other hand, air outlet grate is connected with housing by screw or buckle.For the air-conditioner outdoor unit adopting aerofoil fan air draft, air quantity near aerofoil fan outer rim place is larger, and in one embodiment, the centre of the outlet air surface of air outlet grate is higher than its surrounding, thus reduce air-flow by crushing during air outlet grate, be conducive to the overall exhaust air rate improving air outlet grate, and then reduce air-supply noise and power consumption.
This air-conditioner outdoor unit embodiment comprises whole technical schemes of the whole embodiment of above-mentioned air outlet grate, and the technique effect reached is also identical, does not repeat them here.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. an air outlet grate, comprise and intersect and form the grill body of air outlet, described air outlet has the windward side and outlet air surface that are positioned at described grill body both sides, it is characterized in that, described outlet air surface entirety is in the annular wavy surface outwards extended for basic point with the center of described grill body.
2. air outlet grate as claimed in claim 1, is characterized in that, described grill body comprise multiple interval in the form of a ring arranged concentric annular rib and be connected to the radial ribs of radially arranging between two adjacent annular ribs; The end face of described radial ribs inwardly concaves to form indent arcwall face on the axial direction along described grill body, and described indent arcwall face forms the trough of described wavy surface, and the end face of described annular rib forms the crest of described wavy surface; Or the end face of described radial ribs is outwardly on the axial direction along described grill body, and to form evagination arcwall face, described evagination arcwall face forms the crest of described wavy surface, and the end face of described annular rib forms the trough of described wavy surface.
3. air outlet grate as claimed in claim 2, it is characterized in that, radial ribs between adjacent two annular ribs comprises the first radial ribs and the second radial ribs, the height of described first radial ribs is greater than the height of described second radial ribs, and described first radial ribs and described second radial ribs are alternately distributed along the circumferential direction of described annular rib.
4. air outlet grate as claimed in claim 2, is characterized in that, to stagger setting in the circumferential direction of described annular rib in the radial ribs adjacent in the radial direction of described grill body.
5. air outlet grate as claimed in claim 1, it is characterized in that, described grill body comprises the multiple interval annular rib of arranged concentric and radial radial ribs with the crossing setting of described annular rib in the form of a ring; The part of end face between adjacent two annular ribs of described radial ribs inwardly concaves to form indent arcwall face on the axial direction along described grill body, described indent arcwall face forms the trough of described wavy surface, and the end face of described annular rib forms the crest of described wavy surface; Or, the part of end face between adjacent two annular ribs of described radial ribs is outwardly to form evagination arcwall face on the axial direction along described grill body, described evagination arcwall face forms the crest of described wavy surface, and the end face of described annular rib forms the trough of described wavy surface.
6. the air outlet grate according to any one of claim 2 to 5, is characterized in that, the recessed degree of depth of described indent arcwall face is D1, and the height of described radial ribs is H, and 0.5 < D1/H < 1; Or the protrusion height of described evagination arcwall face is D2, the height of described radial ribs is H, and 0.5 < D2/H < 1.
7. the air outlet grate according to any one of claim 2 to 5, it is characterized in that, along with the spacing between adjacent two annular ribs reduces gradually on the direction at the center away from described grill body, reduce successively from the center of described grill body along the height of the radial ribs between the two often adjacent in the radial direction annular ribs of described grill body.
8. the air outlet grate according to any one of claim 2 to 5, is characterized in that, the radial ribs between adjacent two annular ribs equidistantly distributes along the circumferential direction of described annular rib.
9. the air outlet grate as described in claim 2 or 5, is characterized in that, described radial ribs is formed as the arc to bending clockwise or counterclockwise, and the wind-guiding face of described radial ribs is torsional surface.
10. an air-conditioner outdoor unit, comprises aerofoil fan and air outlet grate, it is characterized in that, the air outlet grate of described air outlet grate according to any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410725800.XA CN104501381B (en) | 2014-12-02 | 2014-12-02 | Air-conditioner outdoor unit and its air outlet grate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410725800.XA CN104501381B (en) | 2014-12-02 | 2014-12-02 | Air-conditioner outdoor unit and its air outlet grate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104501381A true CN104501381A (en) | 2015-04-08 |
| CN104501381B CN104501381B (en) | 2017-06-16 |
Family
ID=52942808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410725800.XA Active CN104501381B (en) | 2014-12-02 | 2014-12-02 | Air-conditioner outdoor unit and its air outlet grate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104501381B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106352514A (en) * | 2016-10-08 | 2017-01-25 | 珠海格力电器股份有限公司 | Air channel assembly air conditioner and air conditioner |
| CN107166731A (en) * | 2017-06-30 | 2017-09-15 | 广东美的环境电器制造有限公司 | Air intake lattice structure and warm-air drier |
| CN107514708A (en) * | 2017-08-30 | 2017-12-26 | 广东顺威精密塑料股份有限公司 | A kind of air outlet grate of air conditioner outdoor machine |
| CN110332692A (en) * | 2019-07-04 | 2019-10-15 | 青岛海信日立空调系统有限公司 | Outdoor unit air outlet grate and outdoor unit |
| CN113623752A (en) * | 2020-05-06 | 2021-11-09 | 青岛海尔空调器有限总公司 | Air outlet cover, water purification module and air conditioner |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5118252A (en) * | 1990-05-24 | 1992-06-02 | The W. B. Marvin Manufacturing Company | Intake grill for electric fan assembly |
| US5665943A (en) * | 1995-06-15 | 1997-09-09 | Rpg Diffusor Systems, Inc. | Nestable sound absorbing foam with reduced area of attachment |
| JP2000246395A (en) * | 1999-02-11 | 2000-09-12 | Abb Alstom Power Schweiz Ag | Structural member formed by hollow pouring |
| CN2463745Y (en) * | 2000-08-28 | 2001-12-05 | 广东美的集团股份有限公司 | Longitudinal grille of air conditioner |
| CN101975188A (en) * | 2010-10-30 | 2011-02-16 | 芜湖博耐尔汽车电气系统有限公司 | Centrifugal fan impeller for automobile air conditioning |
| CN204329267U (en) * | 2014-12-02 | 2015-05-13 | 广东美的制冷设备有限公司 | Air-conditioner outdoor unit and air outlet grate thereof |
-
2014
- 2014-12-02 CN CN201410725800.XA patent/CN104501381B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5118252A (en) * | 1990-05-24 | 1992-06-02 | The W. B. Marvin Manufacturing Company | Intake grill for electric fan assembly |
| US5665943A (en) * | 1995-06-15 | 1997-09-09 | Rpg Diffusor Systems, Inc. | Nestable sound absorbing foam with reduced area of attachment |
| JP2000246395A (en) * | 1999-02-11 | 2000-09-12 | Abb Alstom Power Schweiz Ag | Structural member formed by hollow pouring |
| CN2463745Y (en) * | 2000-08-28 | 2001-12-05 | 广东美的集团股份有限公司 | Longitudinal grille of air conditioner |
| CN101975188A (en) * | 2010-10-30 | 2011-02-16 | 芜湖博耐尔汽车电气系统有限公司 | Centrifugal fan impeller for automobile air conditioning |
| CN204329267U (en) * | 2014-12-02 | 2015-05-13 | 广东美的制冷设备有限公司 | Air-conditioner outdoor unit and air outlet grate thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106352514A (en) * | 2016-10-08 | 2017-01-25 | 珠海格力电器股份有限公司 | Air channel assembly air conditioner and air conditioner |
| CN107166731A (en) * | 2017-06-30 | 2017-09-15 | 广东美的环境电器制造有限公司 | Air intake lattice structure and warm-air drier |
| CN107514708A (en) * | 2017-08-30 | 2017-12-26 | 广东顺威精密塑料股份有限公司 | A kind of air outlet grate of air conditioner outdoor machine |
| CN110332692A (en) * | 2019-07-04 | 2019-10-15 | 青岛海信日立空调系统有限公司 | Outdoor unit air outlet grate and outdoor unit |
| CN113623752A (en) * | 2020-05-06 | 2021-11-09 | 青岛海尔空调器有限总公司 | Air outlet cover, water purification module and air conditioner |
| CN113623752B (en) * | 2020-05-06 | 2023-05-16 | 青岛海尔空调器有限总公司 | Air outlet cover, water purification module and air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104501381B (en) | 2017-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204329267U (en) | Air-conditioner outdoor unit and air outlet grate thereof | |
| CN104501381A (en) | Air-conditioning outside unit and air-out grille thereof | |
| US9664407B2 (en) | Indoor unit for air-conditioning apparatus with fan bellmouth and motor stay | |
| KR102120183B1 (en) | Fan and Shroud Assemble | |
| JP2016044586A (en) | Outdoor unit of air conditioner | |
| CN210050072U (en) | Axial-flow fan | |
| CN102269169A (en) | Through-flow fan and air-conditioner provided with same | |
| JP3204521U (en) | fan | |
| CN100507281C (en) | Fan frame with notch connecting pieces and fan | |
| JP6611676B2 (en) | Outdoor unit for blower and refrigeration cycle equipment | |
| CN107525249B (en) | Air-conditioner outdoor unit air outlet grate and air-conditioner outdoor unit | |
| CN107906046B (en) | Fan impeller | |
| CN203584898U (en) | Low-noise high-efficiency central air conditioner outdoor machine cooling axial-flow fan | |
| CN208153402U (en) | Volute tongue, cross flow fan, air conditioner | |
| JP2015117605A (en) | Centrifugal blower | |
| TWI414681B (en) | Impeller | |
| CN201687736U (en) | Cross flow fan and air conditioner with same | |
| CN105240316A (en) | Axial flow blade, axial flow fan and air conditioner | |
| JP3805598B2 (en) | Air conditioner outdoor unit | |
| US9239055B2 (en) | Cross flow fan and air conditioner having the same | |
| CN205117806U (en) | Axial compressor fan blade, axial fan and air conditioner | |
| CN211474520U (en) | Axial flow wind wheel and air conditioner | |
| CN210861438U (en) | Air inlet grille and air condensing units | |
| CN208059154U (en) | A kind of air conditioning exhausting grid and air-conditioner outdoor unit | |
| JP5287549B2 (en) | Air conditioner indoor unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |