CN102901197B - Air outlet structure of air conditioner indoor unit - Google Patents
Air outlet structure of air conditioner indoor unit Download PDFInfo
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- CN102901197B CN102901197B CN201210393719.7A CN201210393719A CN102901197B CN 102901197 B CN102901197 B CN 102901197B CN 201210393719 A CN201210393719 A CN 201210393719A CN 102901197 B CN102901197 B CN 102901197B
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- air
- air outlet
- indoor unit
- annular passage
- conditioner indoor
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Abstract
The invention discloses an air outlet structure of an air conditioner indoor unit. The air outlet structure comprises a housing case main body; an air conditioner air inlet and an air conditioner air outlet are respectively arranged at two ends of the housing case main body; a heat exchanger and centrifugal fans are arranged in sequence between the air conditioner air inlet and the air conditioner air outlet; an annular air flue is arranged at the air conditioner air outlet; an air outlet is arranged on the annular air flue; the quantity of the centrifugal fans is at least two; the centrifugal fans are arranged in the housing case main body, wherein an air outlet of at least one centrifugal fan is communicated with the annular air flue through an induced draft passage; and the air outlet of the at least one centrifugal fan is opposite to the air conditioner air outlet. At least two centrifugal fans are arranged; through accelerating the air outlet speed of one of the centrifugal fans, the air speed of the other centrifugal fan is driven; the air quantity is guaranteed while the air speed is increased; air force is natural; outlet air is uniform; and the air outlet structure is energy-saving and environment-friendly, is electricity-saving, and is small in noise and simple in structure.
Description
Technical field
The present invention relates to indoor apparatus of air conditioner, particularly relate to a kind of air outlet structure of air conditioner indoor unit.
Background technology
In recent years, along with growth in the living standard, air-conditioning obtains universal in daily life, and the meanwhile requirement of consumer to heat pump performance also progressively improves, and while providing comfort air, high air quantity low noise, energy-conserving and environment-protective are pursuing a goal of people all the time.
Chinese patent literature CN202403388U discloses a kind of pipe type air conditioner and comprises indoor set and off-premises station, indoor set comprises: housing and be arranged on heat exchanger and the air-supply arrangement of enclosure interior, air-supply arrangement has air inlet, and heat exchanger is positioned at the wind inlet section of air-supply arrangement.According to pipe type air conditioner of the present utility model, heat exchanger is arranged on the inlet side of air-supply arrangement, when preventing Wind Volume, high velocity air directly impacts heat exchanger and causes larger noise, and inlet side air velocity is lower, the less good effect of heat exchange of noise.
This structure is only reduction of the noise that gas shock heat exchanger produces, want to improve air quantity and still will improve rotation speed of the fan, not having the noise of fan self when reducing to increase rotation speed of the fan needing to increase air quantity, therefore suppressing when increasing air quantity the effect of noise also good not.
Summary of the invention
The invention provides a kind of air outlet structure of air conditioner indoor unit, it includes at least two centrifugal fans, wherein at least one centrifugal fan air outlet is connected with the annular passage of narrow slit air outlet, its inner wind speed is increased, the centrifugal fan wind speed driving another not do to change increases, thus increases overall air output.
For reaching this object, the present invention by the following technical solutions:
A kind of air outlet structure of air conditioner indoor unit, comprise chassis body, described chassis body two ends offer air-conditioning air inlet and air-conditioner air outlet respectively, heat exchanger, centrifugal fan is disposed with between described air-conditioning air inlet and air-conditioner air outlet, described air-conditioner air outlet place is provided with annular passage, described annular passage sets out air port, described centrifugal fan is at least two and is arranged in chassis body, wherein there is the air outlet of at least one centrifugal fan to be connected with annular passage by air-inducing passage, and have at least one centrifugal fan air outlet just to air-conditioner air outlet.
Preferably, described air outlet is narrow slit air outlet, and described annular passage is join end to end and be provided with the uniform tube of narrow slit air outlet in side.
Further, the cross section of described annular passage is the one in circle, ellipse or rectangle.
Further, stating heat exchanger is evaporimeter, and the chassis body below described evaporimeter is provided with drip tray.
Further, described air-inducing passage is reduced gradually by the cross-sectional area of centrifugal fan air outlet to annular passage.
Preferably, described air-inducing passage and annular passage are structure as a whole.
Preferably, what described evaporimeter tilted is arranged in chassis body.
Preferably, described evaporimeter is recirculation type evaporator.
Preferably, described air-conditioner air outlet is provided with air regulator.
Further, described air regulator is provided with at least a slice blade, being arranged on air regulator of described vane capable of swinging.
Beneficial effect of the present invention is: be provided with at least two centrifugal fans drive another centrifugal fan wind speed by accelerating one of them air-out speed, air quantity is ensure that while increase wind speed, wind-force nature, air-out is even, because air is forced to blow out from the narrow slit air outlet of annular passage, the air capacity passed through rises to original ten times, the wind speed of conventional centrifugal fan blowout can increase to 30 ~ 40 kilometers/hour, and the wind that the air flowing of this version produces than conventional fan is more steady.Energy-conserving and environment-protective of the present invention, power saving, and noise is little, structure is simply easy to process.
Accompanying drawing explanation
According to drawings and embodiments the present invention is described in further detail below.
Fig. 1 is air outlet structure of air conditioner indoor unit internal structure schematic diagram.
Fig. 2 be in Fig. 1 A-A to sectional view.
Fig. 3 be in Fig. 1 B-B to sectional view.
Fig. 4 annular air duct structure schematic diagram.
Fig. 5 be in Fig. 4 C-C to sectional view.
In figure:
1, chassis body; 2, air-conditioning air inlet; 3, air-conditioner air outlet; 4, evaporimeter; 5, air regulator; 6, annular passage; 7, narrow slit air outlet; 8, a centrifugal fan; 9, No. two centrifugal fans; 10, air-inducing passage; 11, drip tray.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
As shown in Fig. 1 ~ 5, in the present embodiment, a kind of air outlet structure of air conditioner indoor unit of the present invention, comprise chassis body 1, described chassis body 1 two ends are respectively arranged with air-conditioning air inlet 2 and air-conditioner air outlet 3, evaporimeter 4 is disposed with between the inner air-conditioning air inlet 2 of described chassis body 1 and air-conditioner air outlet 3, centrifugal fan, what described evaporimeter 4 tilted is arranged on chassis body 1 inside, chassis body 1 below described evaporimeter 4 is provided with drip tray 11, described air-conditioner air outlet 3 place is provided with annular passage 6, described annular passage 6 is an end to end tubular structure sidewall offering narrow slit air outlet 7, the circular in cross-section of described annular passage 6, described narrow slit air-out 7 is arranged on annular passage 6 side, and the formation circulus that joins end to end equally, described narrow slit air outlet 7 overlaps for a part of tube wall of annular passage 6, gap between tube wall is formed, it has certain length, be convenient to enter at air wherein carry out one section of accelerated motion afterwards, to ensure, when being blown out by narrow slit air outlet 7, there is larger speed, so that form an air negative pressure forward in air-conditioner air outlet 3 front end, better can control air-out direction simultaneously, ensure that wind blows out along the tangential direction of overlapping tube wall end.
Described centrifugal fan is two, be respectively a centrifugal fan 8 and No. two centrifugal fans 9, a described centrifugal fan 8 and No. two centrifugal fans 9 are arranged in chassis body 1, the two machine shaft is coaxial, the air outlet of a described centrifugal fan 8 connects the annular passage 6 being arranged on air-conditioner air outlet 3 place by air-inducing passage 10, the air outlet of described No. two centrifugal fans 9 is just to annular passage 6 inner ring, in a centrifugal fan 8, the wind of blowout blows into annular passage 6 through air-inducing passage 10, blowout is accelerated from narrow slit air outlet 7 after Uniform Flow in annular passage 6, the wind of No. two centrifugal fan 9 blowouts is directly from annular passage 6 inner ring blowout air-conditioner air outlet 3, two strands of wind can influence each other.
Described air-inducing passage 10 is structure as a whole with annular passage 6, and its one end is connected with a centrifugal fan 8, and described air-inducing passage 10 is reduced gradually by the cross-sectional area of centrifugal fan 8 air outlet to annular passage 6.
The chassis body 1 at described air-conditioner air outlet place 3 is also provided with air regulator 5, and described air regulator 5 is arranged on the outside of annular passage 6, described air regulator 5 is provided with swingable blade, can be adjusted the direction of air-conditioner air outlet 3 place's air-out by blade oscillating.
In operation of air conditioner process, air enters chassis body 1 inside from air-conditioning air inlet 2 after evaporator 4 heat exchange, enters a centrifugal fan 8 and No. two centrifugal fans 9 respectively, annular passage 6 is entered by air-inducing passage 10 guiding by the wind of a centrifugal fan 8, Uniform Flow in annular passage 6, the blowout at a high speed of last narrow slit air outlet 7 on annular passage 6, the air capacity that air passes through instantaneously when narrow slit air outlet 7 blows out will increase to common about ten times, therefore an air negative pressure forward can be formed in circular passage 6, under the effect of air negative pressure, in No. two centrifugal fans 9, the air of blowout will be automatically drawn into air-conditioner air outlet 3, form larger wind-force and air quantity.
It is to be understood that; above-mentioned detailed description of the invention is only preferred embodiment of the present invention and institute's application technology principle; in technical scope disclosed in this invention, the change that any those skilled in the art of being familiar with easily expect or replacement, all should be encompassed in protection scope of the present invention.
Claims (9)
1. an air outlet structure of air conditioner indoor unit, comprise chassis body, described chassis body two ends offer air-conditioning air inlet and air-conditioner air outlet respectively, heat exchanger is disposed with between described air-conditioning air inlet and air-conditioner air outlet, centrifugal fan, it is characterized in that: described air-conditioner air outlet place is provided with annular passage, described annular passage sets out air port, described centrifugal fan is at least two and is arranged in chassis body, the air outlet of at least one centrifugal fan is wherein had to be connected with annular passage by air-inducing passage, and have at least one centrifugal fan air outlet just to annular passage inner ring, described annular passage is join end to end and be provided with the uniform tube of narrow slit air outlet in side.
2. air outlet structure of air conditioner indoor unit according to claim 1, is characterized in that: the cross section of described annular passage is the one in circle, ellipse or rectangle.
3. air outlet structure of air conditioner indoor unit according to claim 1, is characterized in that: described heat exchanger is evaporimeter, and the chassis body below described evaporimeter is provided with drip tray.
4. air outlet structure of air conditioner indoor unit according to claim 1, is characterized in that: described air-inducing passage is reduced gradually by the cross-sectional area of centrifugal fan air outlet to annular passage.
5. air outlet structure of air conditioner indoor unit according to claim 1, is characterized in that: described air-inducing passage and annular passage are structure as a whole.
6. air outlet structure of air conditioner indoor unit according to claim 3, is characterized in that: what described evaporimeter tilted is arranged in chassis body.
7. the air outlet structure of air conditioner indoor unit according to claim 3 or 6, is characterized in that: described evaporimeter is recirculation type evaporator.
8. air outlet structure of air conditioner indoor unit according to claim 1, is characterized in that: described air-conditioner air outlet is provided with air regulator.
9. air outlet structure of air conditioner indoor unit according to claim 8, is characterized in that: described air regulator is provided with at least a slice blade, being arranged on air regulator of described vane capable of swinging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210393719.7A CN102901197B (en) | 2012-10-16 | 2012-10-16 | Air outlet structure of air conditioner indoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210393719.7A CN102901197B (en) | 2012-10-16 | 2012-10-16 | Air outlet structure of air conditioner indoor unit |
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| Publication Number | Publication Date |
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| CN102901197A CN102901197A (en) | 2013-01-30 |
| CN102901197B true CN102901197B (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210393719.7A Expired - Fee Related CN102901197B (en) | 2012-10-16 | 2012-10-16 | Air outlet structure of air conditioner indoor unit |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152373B (en) * | 2015-03-25 | 2019-12-03 | 大金工业株式会社 | The control method and air conditioner indoor unit of air conditioner indoor unit |
| CN105864896B (en) * | 2016-05-27 | 2019-02-01 | 珠海格力电器股份有限公司 | Air conditioner indoor unit and air conditioner |
| CN106051948B (en) * | 2016-07-18 | 2021-07-30 | 中山市兆美电子电器有限公司 | Double-fan air purifier |
| CN106152497B (en) * | 2016-08-31 | 2022-02-22 | 芜湖美的厨卫电器制造有限公司 | Flue assembly of water heater and water heater |
| CN109237706A (en) * | 2018-08-24 | 2019-01-18 | 青岛海尔空调电子有限公司 | A kind of air conditioning control method |
| CN114659168B (en) * | 2020-12-23 | 2023-12-01 | 广东美的白色家电技术创新中心有限公司 | Heat exchange assembly and air conditioner |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2078706U (en) * | 1990-05-30 | 1991-06-12 | 张剑波 | Ventilating device for railway carriage |
| JP2001174019A (en) * | 1999-12-10 | 2001-06-29 | Akira Oya | Forced exhaust cylinder |
| CN1391070A (en) * | 2002-07-25 | 2003-01-15 | 上海交通大学 | Blower for air conditioner with pulse effect of temp and speed |
| JP2008070073A (en) * | 2006-09-15 | 2008-03-27 | Kuken Kogyo Co Ltd | Diffusion port device |
| CN201605840U (en) * | 2010-03-22 | 2010-10-13 | 重庆市公安科学技术研究所 | Assembly of air conditioner installation structure of traffic and patrol police platform |
| CN201983400U (en) * | 2010-08-17 | 2011-09-21 | 木村工机株式会社 | Induced blowing-out port |
| CN102410604A (en) * | 2011-10-31 | 2012-04-11 | 中国科学技术大学 | Spiral-flow type extraction and exhaust device with split structure |
| CN202403388U (en) * | 2012-01-12 | 2012-08-29 | 珠海格力电器股份有限公司 | Pipe type air conditioner |
-
2012
- 2012-10-16 CN CN201210393719.7A patent/CN102901197B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2078706U (en) * | 1990-05-30 | 1991-06-12 | 张剑波 | Ventilating device for railway carriage |
| JP2001174019A (en) * | 1999-12-10 | 2001-06-29 | Akira Oya | Forced exhaust cylinder |
| CN1391070A (en) * | 2002-07-25 | 2003-01-15 | 上海交通大学 | Blower for air conditioner with pulse effect of temp and speed |
| JP2008070073A (en) * | 2006-09-15 | 2008-03-27 | Kuken Kogyo Co Ltd | Diffusion port device |
| CN201605840U (en) * | 2010-03-22 | 2010-10-13 | 重庆市公安科学技术研究所 | Assembly of air conditioner installation structure of traffic and patrol police platform |
| CN201983400U (en) * | 2010-08-17 | 2011-09-21 | 木村工机株式会社 | Induced blowing-out port |
| CN102410604A (en) * | 2011-10-31 | 2012-04-11 | 中国科学技术大学 | Spiral-flow type extraction and exhaust device with split structure |
| CN202403388U (en) * | 2012-01-12 | 2012-08-29 | 珠海格力电器股份有限公司 | Pipe type air conditioner |
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| CN102901197A (en) | 2013-01-30 |
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