CN105485780B - A kind of air conditioner indoor unit - Google Patents
A kind of air conditioner indoor unit Download PDFInfo
- Publication number
- CN105485780B CN105485780B CN201610053488.3A CN201610053488A CN105485780B CN 105485780 B CN105485780 B CN 105485780B CN 201610053488 A CN201610053488 A CN 201610053488A CN 105485780 B CN105485780 B CN 105485780B
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- China
- Prior art keywords
- heat exchanger
- indoor unit
- spiral case
- exchanger fin
- conditioner indoor
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- 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.)
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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
- F24F1/0003—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
-
- 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
-
- 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
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
-
- 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
- F24F13/24—Means for preventing or suppressing noise
-
- 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
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- 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
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/16—Details or features not otherwise provided for mounted on the roof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/17—Details or features not otherwise provided for mounted in a wall
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The present invention relates to a kind of air conditioner indoor unit comprising shell, heat exchanger, wind turbine；Shell downside is equipped with return air inlet, and shell front is equipped with air outlet；Heat exchanger is arranged above return air inlet；Side, wind turbine include the tubular wine wheel and spiral case being arranged that cooperate on heat exchangers for wind turbine setting, have outlet air opening on spiral case；Heat exchanger is composed of the first heat exchanger fin and the second heat exchanger fin, and the first heat exchanger fin is spliced into a V-shaped structure in section with second heat exchanger fin；Rear side is arranged below tubular wine wheel in first heat exchanger fin, and front side is arranged below tubular wine wheel in the second heat exchanger fin；The minimum range of the first heat exchanger fin of Edge Distance of tubular wine wheel is δ 1, wherein 1≤30mm of 12mm≤δ.Present invention has the advantages that：Be easily installed, thickness is small, installation by adhering not only can be used but can be used ceiling mounting type installation the characteristics of, by optimize δ 1 reduce noise as much as possible when improving its air quantity, to improve its air quantity noise ratio.
Description
Technical field
The present invention relates to a kind of air conditioner indoor unit.
Background technology
An existing patent of invention, notification number are 101619875 B of CN, a kind of interior of split-type air conditioner of the disclosure of the invention
Machine includes the shell of indoor unit, tubular wine wheel, heat exchanger, drainage mechanism and more than one air outlet and air inlet, air outlet
Positioned at the front of indoor unit shell, the vertical direction in the center of circle of tubular wine wheel and the most short spacing point in rear volute tongue to tubular wine wheel
The center of circle line angle α ranging from -10~+70 degree.The heat exchanger is in √ shapes, and heat exchanger is by two heat exchange tabs
It is composed, rear side is arranged below tubular wine wheel in the heat exchange tabs for being located at long side, and the heat exchange tabs for being located at short side is arranged
The front side below tubular wine wheel, tubular wine wheel is arranged in the top of heat exchanger, and the angle β between this two heat exchange tabs is 80~
120 degree.Positioned at long side heat exchange tabs length and positioned at short side heat exchange tabs length ratio range be 1.4~
4。
Existing another patent of invention, 102644975 A of CN, the invention provides a kind of air conditioner indoor unit, including shell,
And the return air inlet being arranged on shell downside and setting are in the positive air outlet of shell；Heat exchange is provided with above return air inlet
Device is provided with drip tray, wind turbine is provided with above heat exchanger between return air inlet and heat exchanger；Wind turbine includes cooperating to be arranged
Through-flow fan blade and spiral case, there is on spiral case outlet air opening；Spiral case includes preceding spiral case and the formation to form outlet air opening downside
The rear spiral case in outlet air open upper side face, the angle between preceding spiral case and rear spiral case are opened to air side, form air conditioner indoor unit
Outlet air diffusion angle Φ, wherein 10 °≤Φ≤40 °.Air conditioner indoor unit according to the present invention, by optimizing its outlet air diffusion angle Φ,
When improving its air quantity, noise is reduced as much as possible, to improve its air quantity noise ratio.When outlet air diffusion angle Φ is at 10 °
When~40 ° of range, there is good air quantity noise ratio.
Above-mentioned two patent document discloses the structure of air conditioner indoor unit, but the side of tubular wine wheel is not disclosed in they
Minimum range of the edge apart from heat exchanger fin obtains the distance between them to the air quantity of product and noise effect very according to actual production
Greatly.
Invention content
Technical problem to be solved by the invention is to provide a kind of air conditioner indoor unit, solve the deficiencies in the prior art.
The technical solution that the present invention solves above-mentioned technical problem is as follows：A kind of air conditioner indoor unit comprising shell, heat exchange
Device, wind turbine；The downside of shell is equipped with return air inlet, and the front of shell is equipped with air outlet；Heat exchanger is arranged in the upper of return air inlet
Side；Wind turbine is arranged in the top of heat exchanger, and wind turbine includes the tubular wine wheel and spiral case being arranged that cooperate, and has outlet air on spiral case
Opening；Heat exchanger is composed of the first heat exchanger fin and the second heat exchanger fin, and the first heat exchanger fin and the second heat exchanger fin are spliced into one
The V-shaped structure in section；Rear side is arranged below tubular wine wheel in first heat exchanger fin, before the second heat exchanger fin is arranged below tubular wine wheel
Side；The minimum range of the first heat exchanger fin of Edge Distance of tubular wine wheel is δ 1, wherein 1≤30mm of 12mm≤δ.
The beneficial effects of the invention are as follows：The present invention have be easily installed, thickness is small, installation by adhering not only can be used but also can
The characteristics of being installed using ceiling mounting type reduces noise, to improve as much as possible by optimizing δ 1 when improving its air quantity
Its air quantity noise ratio.
Further：16mm≤δ1≤22mm.
The advantageous effect of above-mentioned further scheme is：The air output and noise of air conditioner indoor unit are more satisfied.
Further：The minimum range of the second heat exchanger fin of Edge Distance of tubular wine wheel is δ 2, wherein 12mm≤δ 2≤
30mm。
The advantageous effect of above-mentioned further scheme is：Air quantity and noise are relatively all smaller.
Further：16mm≤δ2≤22mm.
The advantageous effect of above-mentioned further scheme is：Further function as the effect of noise reduction.
Further：Spiral case includes the preceding spiral case to form outlet air opening downside and the rear snail for forming outlet air open upper side face
Shell；Angle between preceding spiral case and rear spiral case is opened to air side, forms the outlet air diffusion angle Φ of air conditioner indoor unit, wherein 5 °
≤Φ≤50°。
The advantageous effect of above-mentioned further scheme is：Air quantity and noise are relatively all smaller.
Further：The minimum range of spiral case is δ 3 before the Edge Distance of tubular wine wheel, wherein 3≤7mm of 3.5mm≤δ.
The advantageous effect of above-mentioned further scheme is：Play the effect of noise reduction.
Further：The minimum range of spiral case is δ 4 after the Edge Distance of tubular wine wheel, wherein 4≤7mm of 4mm≤δ.
The advantageous effect of above-mentioned further scheme is：Further function as the effect of noise reduction.
Further：Spiral case is set as rear volute tongue curve at tubular wine wheel afterwards, and/or, preceding spiral case is at tubular wine wheel
Volute tongue curve before being set as.
The advantageous effect of above-mentioned further scheme is：Further function as the effect of noise reduction.
Further：The ratio range of the length of first heat exchanger fin and the length of the second heat exchanger fin is 1.5~3.5.
The advantageous effect of above-mentioned further scheme is：The back space that indoor unit can be efficiently used reduces the thickness of body
Degree.
Further：Further include drip tray, drip tray is arranged between return air inlet and heat exchanger.
The advantageous effect of above-mentioned further scheme is：Draining can be facilitated.
Description of the drawings
Fig. 1 is the structural diagram of the present invention and the definition graph of δ 1 and δ 2；
Fig. 2 is the definition graph of the outlet air diffusion angle Φ of the present invention；
Fig. 3 is the definition graph of the δ 3 and δ 4 of the present invention.
Specific implementation mode
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As shown in Figure 1, a kind of air conditioner indoor unit comprising shell 1, heat exchanger 2, wind turbine 3.
The downside of shell 1 is equipped with return air inlet 11, and the front of shell 1 is equipped with air outlet 12.
Heat exchanger 2 is arranged in the top of return air inlet 11.
Wind turbine 3 is arranged in the top of heat exchanger 2, and wind turbine 3 includes the cooperate tubular wine wheel 31 being arranged and spiral case 32, snail
There is outlet air opening on shell 32.
Heat exchanger 2 is in √ shapes, and heat exchanger 2 is composed of the first heat exchanger fin 21 and the second heat exchanger fin 22；First heat exchanger fin
21 are arranged below tubular wine wheel 31 rear side, and front side is arranged below tubular wine wheel 31 in the second heat exchanger fin 22；Tubular wine wheel 31
The minimum range of the first heat exchanger fin of Edge Distance 21 is δ 1, wherein 1≤30mm of 12mm≤δ.
Table one：The experimental data of noise of the air conditioner indoor unit at different δ 1
It is found through experiments that, when δ 1 is in the range of 16mm~22mm, the air quantity noise ratio of air conditioner indoor unit is ideal,
Optimal is 19mm.
According to above-mentioned experiment, the minimum range that can also obtain the second heat exchanger fin of Edge Distance 22 of tubular wine wheel 31 is
δ 2, wherein 2≤30mm of 12mm≤δ, preferably 2≤22mm of 16mm≤δ, optimal is 19mm.
As shown in Fig. 2, spiral case 32 includes forming the preceding spiral case 321 of outlet air opening downside and forming outlet air open upper side face
Rear spiral case 322；Angle between preceding spiral case 321 and rear spiral case 322 is opened to air side, and the outlet air for forming air conditioner indoor unit is expanded
Press angle Φ, wherein 5 °≤Φ≤50 °.
In the Φ experiments of outlet air diffusion angle, the other parameters for controlling the experimental machine are constant, constantly debug outlet air diffusion angle Φ
The number of degrees.In this experiment, for the outlet air diffusion angle Φ of air conditioner indoor unit, when the Φ designs of outlet air diffusion angle are too small, unit
Air quantity is too small, and wind speed is larger, causes noise of indoor unit of air conditioner excessive, when the Φ designs of outlet air diffusion angle are too big, i.e. the outlet air of unit
When mouthful too big, go out that wind velocity is too low, the air quantity of unit also reduces to a certain extent, by a series of experiment discovery, when going out
Wind diffusion angle Φ is in 15 °~25 ° of range.The air output and noise of air conditioner indoor unit are more satisfied, have preferable air quantity to make an uproar
Signal to noise ratio.Shown in specifically the experimental data are shown in the following table：
Table two：Experimental data of the air conditioner indoor unit in different outlet diffusion angle downdraft and noise
| Outlet air diffusion angle (°) | Air quantity (m3/h) | Noise (decibel) |
| 5 | 418 | 38.1 |
| 15 | 501 | 40 |
| 20 | 610 | 41.5 |
| 25 | 625 | 40 |
| 35 | 615 | 43 |
| 40 | 600 | 45 |
| 50 | 580 | 41 |
As shown in figure 3, the minimum range of spiral case 321 is δ 3 before the Edge Distance of tubular wine wheel 31, wherein 3.5mm≤δ 3
≤7mm.The key point that minimum range δ 3 also designs for air conditioner indoor unit, when minimum range δ 3 is excessive, preceding spiral case 321
Serious with flow field reflux at 31 cooperation of tubular wine wheel, air quantity is small, when minimum range δ 3 is too small, preceding spiral case 321 and tubular wine wheel
Flow field reflux flow velocity is excessive at 31 cooperations, and noise is higher.It can similarly obtain, spiral case 322 after the Edge Distance of tubular wine wheel 31
Minimum range be δ 4, wherein 4≤7mm of 4mm≤δ.It is found through experiments that, when δ 3 and δ 4 is in above-mentioned claimed range, air-conditioning
The air quantity noise ratio of indoor unit is ideal, and in this experiment, the other parameters for controlling the experimental machine are constant, and constantly debugging is minimum
Gap delta 3 and δ 4, to obtain following experimental data：
Table three：Experimental data of the air conditioner indoor unit in 4 times noises of different minimum range δ 3 and δ
It is preferred that rear spiral case 322 is set as rear volute tongue curve, the rear substantially arc-shaped knot of volute tongue curve at tubular wine wheel 31
Structure, and/or, volute tongue curve, the preceding substantially arc-shaped structure of volute tongue curve before preceding spiral case 321 is set as at tubular wine wheel 31.
It is preferred that the ratio range of the length of the first heat exchanger fin 21 and the length of the second heat exchanger fin 22 is 1.3~3.5.It is located at
The length of first heat exchanger fin 21 of long side will be significantly greater than the length of the second heat exchanger fin 22 positioned at short side, so as to have
Effect reduces the thickness of body using the back space of indoor unit.
It is preferred that the invention also includes drip tray 4, drip tray 4 is arranged between return air inlet 11 and heat exchanger 2, and drip tray 4 is simultaneously
It is arranged and is mainly used for being discharged the condensed water that heat exchanger 2 drips in the lower section of heat exchanger 2.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of air conditioner indoor unit comprising shell (1), heat exchanger (2) and wind turbine (3)；
The downside of the shell (1) is equipped with return air inlet (11), and the front of the shell (1) is equipped with air outlet (12)；
Top of heat exchanger (2) setting in the return air inlet (11)；
The wind turbine (3) is arranged in the top of the heat exchanger (2), and the wind turbine (3) includes the through-flow wind being arranged that cooperates
(31) and spiral case (32) are taken turns, there is outlet air opening on the spiral case (32)；
It is characterized in that：The heat exchanger (2) is composed of the first heat exchanger fin (21) and the second heat exchanger fin (22), and described first
Heat exchanger fin (21) is spliced into a V-shaped structure in section with second heat exchanger fin (22)；First heat exchanger fin (21) setting
The rear side below the tubular wine wheel (31), the second heat exchanger fin (22) setting front side below tubular wine wheel (31)；It is described
The minimum range of first heat exchanger fin (21) described in the Edge Distance of tubular wine wheel (31) is δ 1, wherein 1≤30mm of 12mm≤δ.
2. a kind of air conditioner indoor unit according to claim 1, it is characterised in that：16mm≤δ1≤22mm.
3. a kind of air conditioner indoor unit according to claim 1, it is characterised in that：The Edge Distance institute of the tubular wine wheel (31)
The minimum range for stating the second heat exchanger fin (22) is δ 2, wherein 2≤30mm of 12mm≤δ.
4. a kind of air conditioner indoor unit according to claim 3, it is characterised in that：16mm≤δ2≤22mm.
5. a kind of air conditioner indoor unit according to claim 1, it is characterised in that：The spiral case (32) includes forming the outlet air
The preceding spiral case (321) of opening downside and the rear spiral case (322) for forming outlet air open upper side face；The preceding spiral case (321)
Angle between the rear spiral case (322) is opened to air side, forms the outlet air diffusion angle Φ of the air conditioner indoor unit,
In, 5 °≤Φ≤50 °.
6. a kind of air conditioner indoor unit according to claim 5, it is characterised in that：The Edge Distance institute of the tubular wine wheel (31)
The minimum range for stating preceding spiral case (321) is δ 3, wherein 3≤7mm of 3.5mm≤δ.
7. a kind of air conditioner indoor unit according to claim 5, it is characterised in that：The Edge Distance institute of the tubular wine wheel (31)
The minimum range for stating rear spiral case (322) is δ 4, wherein 4≤7mm of 4mm≤δ.
8. a kind of air conditioner indoor unit according to claim 5, it is characterised in that：Spiral case (322) is close to the through-flow after described
Rear volute tongue curve is set as at wind wheel (31), and/or, the preceding spiral case (321) is set as preceding snail at the tubular wine wheel (31)
Tongue curve.
9. according to a kind of any one of claim 1 to 8 air conditioner indoor unit, it is characterised in that：First heat exchanger fin (21)
Length and second heat exchanger fin (22) length ratio range be 1.5~3.5.
10. according to a kind of any one of claim 1 to 8 air conditioner indoor unit, it is characterised in that：Further include drip tray (4), institute
Drip tray (4) is stated to be arranged between the return air inlet (11) and the heat exchanger (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610053488.3A CN105485780B (en) | 2016-01-26 | 2016-01-26 | A kind of air conditioner indoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610053488.3A CN105485780B (en) | 2016-01-26 | 2016-01-26 | A kind of air conditioner indoor unit |
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| Publication Number | Publication Date |
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| CN105485780A CN105485780A (en) | 2016-04-13 |
| CN105485780B true CN105485780B (en) | 2018-09-11 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106322535A (en) * | 2016-09-20 | 2017-01-11 | Tcl空调器(中山)有限公司 | Indoor unit of air conditioner and air conditioner |
| CN108534232B (en) * | 2018-05-09 | 2023-04-18 | 青岛海尔空调器有限总公司 | Air supply assembly and cabinet air conditioner indoor unit with same |
| CN109186063A (en) * | 2018-09-21 | 2019-01-11 | 珠海格力电器股份有限公司 | Air outlet device and air conditioner indoor unit |
| CN109405220B (en) * | 2018-11-07 | 2021-04-09 | 广东美的暖通设备有限公司 | Control method of air conditioner, air conditioner and computer readable storage medium |
| CN113757807B (en) * | 2020-06-01 | 2023-06-02 | 广东美的暖通设备有限公司 | Air duct type air conditioner |
| CN114198327A (en) * | 2021-12-09 | 2022-03-18 | 珠海格力电器股份有限公司 | Air duct structure and indoor unit |
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| JPH08327083A (en) * | 1995-06-06 | 1996-12-10 | Mitsubishi Heavy Ind Ltd | Ceiling suspended type air conditioner |
| KR0146113B1 (en) * | 1995-07-01 | 1998-08-17 | 구자홍 | Indoor machine of separative airconditioner |
| JP2000161765A (en) * | 1998-11-25 | 2000-06-16 | Daikin Ind Ltd | Indoor unit for air conditioner |
| CN101182941A (en) * | 2006-11-15 | 2008-05-21 | 三星电子株式会社 | Ceiling type air conditioner |
| CN202561910U (en) * | 2012-05-18 | 2012-11-28 | 珠海格力电器股份有限公司 | Indoor unit of air conditioner |
| CN103968517A (en) * | 2013-02-05 | 2014-08-06 | 珠海格力电器股份有限公司 | Indoor unit of air conditioner and volute tongue assembly |
| CN205536143U (en) * | 2016-01-26 | 2016-08-31 | 广东美的制冷设备有限公司 | Air -condition indoor machine |
-
2016
- 2016-01-26 CN CN201610053488.3A patent/CN105485780B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08327083A (en) * | 1995-06-06 | 1996-12-10 | Mitsubishi Heavy Ind Ltd | Ceiling suspended type air conditioner |
| KR0146113B1 (en) * | 1995-07-01 | 1998-08-17 | 구자홍 | Indoor machine of separative airconditioner |
| JP2000161765A (en) * | 1998-11-25 | 2000-06-16 | Daikin Ind Ltd | Indoor unit for air conditioner |
| CN101182941A (en) * | 2006-11-15 | 2008-05-21 | 三星电子株式会社 | Ceiling type air conditioner |
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| CN205536143U (en) * | 2016-01-26 | 2016-08-31 | 广东美的制冷设备有限公司 | Air -condition indoor machine |
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| CN105485780A (en) | 2016-04-13 |
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