CN104061668B - Indoor apparatus of air conditioner - Google Patents

Indoor apparatus of air conditioner Download PDF

Info

Publication number
CN104061668B
CN104061668B CN201410270605.2A CN201410270605A CN104061668B CN 104061668 B CN104061668 B CN 104061668B CN 201410270605 A CN201410270605 A CN 201410270605A CN 104061668 B CN104061668 B CN 104061668B
Authority
CN
China
Prior art keywords
angle
indoor
air conditioner
cover
tubular wine
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.)
Active
Application number
CN201410270605.2A
Other languages
Chinese (zh)
Other versions
CN104061668A (en
Inventor
董明珠
谭建明
苏玉海
杜辉
王成
雷新建
岳耀标
旷文琦
周伙喜
陈泽波
冯汇远
林伟雪
赵成龙
潘亚前
章迎松
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201410270605.2A priority Critical patent/CN104061668B/en
Publication of CN104061668A publication Critical patent/CN104061668A/en
Application granted granted Critical
Publication of CN104061668B publication Critical patent/CN104061668B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/02Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
    • F04D17/04Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal of transverse-flow type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers

Abstract

The present invention provides a kind of indoor apparatus of air conditioner, including housing, and it is arranged on heat exchanger and the cross flow fan of enclosure interior, cross flow fan includes the cooperate tubular wine wheel arranged and spiral case, spiral case includes top cover and snail tongue, form the diffusion portion of cross flow fan between top cover and snail tongue, include splenium and downward and form air outlet in the downside of housing, the trailing flank of housing and/or upper side have return air inlet;Formed by the molded line two-end-point of top cover and the circle center line connecting of tubular wine wheel, the angle of included angle X is 185 °~225 °.The indoor apparatus of air conditioner of the present invention, by air outlet is arranged on downside, return air inlet is arranged on trailing flank and/or downside, realize local, room furred ceiling, save the substantial amounts of room ceiling void, can realize again sending to wind the middle and lower part (i.e. the zone of action of people) in room, by the optimization to top cover, reduce the noise of indoor apparatus of air conditioner, improve air-out efficiency and the comfortableness heated.

Description

Indoor apparatus of air conditioner
Technical field
The present invention relates to refrigerating field, particularly relate to a kind of indoor apparatus of air conditioner.
Background technology
Along with the raising of people's living standard, the finishing in room is the most increasingly focused on by people, due to concealed type The disguise of room air conditioner unit, concealed type room air conditioner unit often uses local furred ceiling mode, to save The ceiling void;Air-flow endless form is returned down in the most air conditioning unit employing side, air-flow can be relatively easy to Reach the middle and lower part in room.But, existing concealed type room air conditioner unit improve air quantity time noise problem just Ratio is more prominent, it is impossible to while raising air quantity further, control noise is within the scope of reasonably.
Summary of the invention
In view of the present situation of prior art, it is an object of the invention to provide a kind of indoor apparatus of air conditioner, reduce sky Adjust the noise of indoor set, improve air-out efficiency.For achieving the above object, technical scheme is as follows:
A kind of indoor apparatus of air conditioner, including housing, and is arranged on heat exchanger and the through-flow wind of described enclosure interior Machine, described cross flow fan includes the cooperate tubular wine wheel arranged and spiral case;
Described spiral case includes top cover and snail tongue, forms described cross flow fan between described top cover and described snail tongue Diffusion portion, described diffusion portion downward and forms air outlet in the downside of described housing;
On the trailing flank of described housing and/or upper side, there is return air inlet;
Formed by the molded line two-end-point of described top cover and the circle center line connecting of described tubular wine wheel, the angle of included angle X is 185 °~225 °.
Wherein in an embodiment, the molded line two-end-point of described top cover and the circle center line connecting of described tubular wine wheel The angle of formed included angle X is 190 °~220 °.
Minimum clearance δ 1 wherein in an embodiment, between edge and the described snail tongue of described tubular wine wheel For 7mm~9mm, minimum clearance δ 2 between edge and the described top cover of described tubular wine wheel be 2mm~ 14mm。
Wherein in an embodiment, the inner side edge of the end towards tubular wine wheel of described snail tongue and outer side edges Angle between edge and the line in the described tubular wine wheel center of circle is Ψ, wherein, and 21 °≤Ψ≤43 °.
Wherein in an embodiment, the angle between described snail tongue and described top cover opens to air side, shape Become described diffusion portion includes pressure angle γ, wherein, 11 °≤γ≤39 °.
Wherein in an embodiment, described heat exchanger is two folding heat exchangers, the first folding of described heat exchanger and Angle theta 1 between the second discharging the retained water of described heat exchanger is 36 °~149 °.
Wherein in an embodiment, described heat exchanger is the heat exchanger of more than three foldings.
Wherein in an embodiment, described top cover is from closest approach and the described tubular wine wheel of described tubular wine wheel Line and the horizontal line angle ω in the center of circle be 41 °~119 °.
Wherein in an embodiment, described on the center of circle of described tubular wine wheel to the downside of described housing Air outlet vertically distance L is 65mm~175mm.
Wherein in an embodiment, the air inlet angle α of described cross flow fan is 121 °~249 °, described The angle beta of giving vent to anger of cross flow fan is 111 °~239 °, wherein, alpha+beta=360 °.
The invention has the beneficial effects as follows:
The indoor apparatus of air conditioner of the present invention, by being arranged on downside by air outlet, return air inlet is arranged on rear side On face and/or downside, it is achieved room local furred ceiling, save the substantial amounts of room ceiling void, can realize again by Wind sends to the middle and lower part (i.e. the zone of action of people) in room, by the optimization to top cover, makes the molded line two of top cover Formed by end points and tubular wine wheel circle center line connecting, the angle of angle is 185 °~225 °, and this kind of structure reduces The noise of indoor apparatus of air conditioner, improves air-out efficiency and the comfortableness heated.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of indoor apparatus of air conditioner one embodiment of the present invention;
Fig. 2 is the cross-sectional schematic along tubular wine wheel radial direction of the indoor apparatus of air conditioner shown in Fig. 1;
Fig. 3 is Ψ, θ 1 position relationship schematic diagram of indoor apparatus of air conditioner shown in Fig. 2;
Fig. 4 is the δ 1 of indoor apparatus of air conditioner shown in Fig. 2, δ 2, α, β position relationship schematic diagram;
Fig. 5 is ω, γ, L position relationship schematic diagram of indoor apparatus of air conditioner shown in Fig. 2;
Fig. 6 is the circulation of air flow schematic diagram that next-out is returned in the side of indoor apparatus of air conditioner shown in Fig. 1.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and reality Execute example the indoor apparatus of air conditioner of the present invention is further elaborated.Should be appreciated that tool described herein Body embodiment is only used for explaining the present invention, is not intended to limit the present invention.
Referring to figs. 1 through Fig. 6, indoor apparatus of air conditioner one embodiment of the present invention includes housing 1, and is arranged on shell Heat exchanger 3 within body 1 and cross flow fan 2, the bottom of heat exchanger 3 arranges drip tray 4, cross flow fan 2 The tubular wine wheel 22 and spiral case arranged including cooperating, described spiral case includes top cover 21 and snail tongue 23, top Forming the diffusion portion of cross flow fan 2 between lid 21 and snail tongue 23, described diffusion portion is downward and at housing 1 Downside formed air outlet;On the trailing flank of housing 1 and/or upper side, there is return air inlet.
Included angle X (top cover molded line formed by the molded line two-end-point of top cover 21 and the circle center line connecting of tubular wine wheel 22 Corresponding central angle) angle be 185 °~225 °, shown in Fig. 2, λ preferably 190 °~220 °.
The inner side edge of the end towards tubular wine wheel 22 of snail tongue 23 and outer side edges along and tubular wine wheel 22 center of circle Line between angle be Ψ, as it is shown on figure 3, wherein, 21 °≤Ψ≤43 °, Ψ preferably 25 ° or 35°。
Angle between snail tongue 23 and top cover 21 opens (for opening downwards in Fig. 5) to air side, forms institute That states diffusion portion includes pressure angle γ, wherein, 11 °≤γ≤39 °, in γ preferably 24 °, 25 ° and 26 ° Any one.
As a kind of embodiment, the top cover 21 closest approach from tubular wine wheel 22 and the circle of tubular wine wheel 22 The line of the heart and horizontal line angle ω are 41 °~119 °, as it is shown in figure 5, ω preferably 65 °~95 °, ω is optimal when 85 °.
As a kind of embodiment, as shown in Figure 4, the air inlet angle α of cross flow fan 2 be 121 °~ 249 °, the angle beta of giving vent to anger of cross flow fan 2 is 111 °~239 °, wherein, alpha+beta=360 °.Through-flow The air inlet angle of blower fan 2 is on top cover 21 the beeline point with tubular wine wheel 22 center of circle to tubular wine wheel The line in 22 centers of circle and the beeline point in distance tubular wine wheel 22 center of circle on snail tongue 23 are to tubular wine wheel 22 circle The line of the heart is at the angle of cross flow fan air inlet side;The efflux angles of cross flow fan 2 is: with through-flow wind on top cover The beeline point in the center of circle of wheel 22 is to tubular wine wheel on circle center line connecting and the snail tongue 23 of tubular wine wheel 22 Short distance point is given vent to anger to the circle center line connecting of tubular wine wheel at cross flow fan the angle of side.
Minimum clearance δ 1 between edge and the snail tongue 23 of tubular wine wheel 22 is 7mm~9mm, preferably 8mm. Minimum clearance δ 2 between edge and the top cover 21 of tubular wine wheel 22 is 2mm~14mm, preferably 7mm.
As a kind of embodiment, as in figure 2 it is shown, heat exchanger 3 is two folding heat exchangers, heat exchanger 3 Angle theta 1 between the second discharging the retained water of the first folding and heat exchanger 3 is 36 °~149 °, θ 1 preferably 50 °.Change First folding of hot device 3 is just the first heat exchanging part 3a, and the second folding of heat exchanger 3 is the second heat exchanging part 3b, first Heat exchanging part 31 and the second heat exchanging part 3b are interconnected to form heat exchanger 3, the first heat exchanging part 3a and the second heat exchange Angle between portion 3b is just for θ 1.Certainly, heat exchangers more than heat exchanger 3 alternatively three foldings, adjacent two Angle theta 2 between discharging the retained water is 15 °~150 °.The circulation of air flow schematic diagram of next-out is returned in the side of indoor apparatus of air conditioner As shown in Figure 6, the direction of arrow in figure represents wind direction.
As a kind of embodiment, as it is shown in figure 5, the center of circle of tubular wine wheel 22 is to the downside of housing 1 On described air outlet vertically distance L be 65mm~175mm, any one in preferred 115mm and 125mm of L.
Air-conditioner using a specified refrigerating capacity as 3.5kw, as testing machine, selects the straight of tubular wine wheel 22 Footpath is 108mm, and the central angle Ψ corresponding to snail tongue 23 is 30 °, and diffusion angle γ is 16 °, tubular wine wheel Minimum clearance δ 1=6mm between edge and the snail tongue 23 of 22, the edge of tubular wine wheel 22 and top cover 21 it Between minimum clearance δ 2=5mm, use two-fold heat exchanger 3, heat exchanger 3 as vaporizer, two folding vaporizers Total heat exchange U pipe number is 16 heat exchange U pipes, and the angle between two discharging the retained water of heat exchanger is 48 °, each folding all with Horizontal plane is 24 ° of angles, and unit sectional dimension is 330mm*195mm (long * is high), by adjusting snail tongue 23 Corresponding central angle λ obtains following experimental data:
The different central angle corresponding to spiral case of table one, the most high-grade air quantity of unit and noise data
As can be seen from Table I, the central angle λ corresponding to the spiral case of unit has weight to the air-out of cross flow fan The impact wanted, spiral case guides the change of air-flow, and the bending length of spiral case determines air-flow angle changing, steams Sending out device side top cover molded line guides air-flow to enter wind field, and outlet side top cover molded line is guided out wind direction, owing to using Next-out air conditioning air flow form is returned in side, in order to obtain a preferable air quantity and noise result, top cover molded line Bending length is certain, and according to experimental data, when λ span is 185~225 degree, unit can obtain Obtain a higher air quantity noise ratio, and do not have the phenomenon that air-out is unstable.λ span be 185~ It it is optimum range when 225 degree.
The indoor apparatus of air conditioner of above-described embodiment, by being arranged on downside by air outlet, return air inlet is arranged on On trailing flank and/or downside, it is achieved the furred ceiling of local, room, save the substantial amounts of room ceiling void, again can be real Now wind is sent to the middle and lower part (i.e. the zone of action of people) in room, by the optimization to top cover, makes the type of top cover Formed by line two-end-point and tubular wine wheel circle center line connecting, the angle of angle is 185 °~225 °, this kind of structure fall The low noise of indoor apparatus of air conditioner, improves air-out efficiency and the comfortableness heated, thus improves room Comfortableness.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed, But therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for this area Those of ordinary skill for, without departing from the inventive concept of the premise, it is also possible to make some deformation and Improving, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended Claim is as the criterion.

Claims (10)

1. an indoor apparatus of air conditioner, including housing, and is arranged on heat exchanger and the through-flow of described enclosure interior Blower fan, it is characterised in that:
Described cross flow fan includes the cooperate tubular wine wheel arranged and spiral case;
Described spiral case includes top cover and snail tongue, forms described cross flow fan between described top cover and described snail tongue Diffusion portion, described diffusion portion downward and forms air outlet in the downside of described housing;
On the trailing flank of described housing and/or upper side, there is return air inlet;
Formed by the molded line two-end-point of described top cover and the circle center line connecting of described tubular wine wheel, the angle of included angle X is 185 °~225 °.
Indoor apparatus of air conditioner the most according to claim 1, it is characterised in that:
Formed by the molded line two-end-point of described top cover and the circle center line connecting of described tubular wine wheel, the angle of included angle X is 190 °~220 °.
Indoor apparatus of air conditioner the most according to claim 1 and 2, it is characterised in that:
Minimum clearance δ 1 between edge and the described snail tongue of described tubular wine wheel is 7mm~9mm, described in pass through Minimum clearance δ 2 between edge and the described top cover of stream wind wheel is 2mm~14mm.
Indoor apparatus of air conditioner the most according to claim 1 and 2, it is characterised in that:
The inner side edge of the end towards tubular wine wheel of described snail tongue and outer side edges along and the described tubular wine wheel center of circle Line between angle be Ψ, wherein, 21 °≤Ψ≤43 °.
Indoor apparatus of air conditioner the most according to claim 1 and 2, it is characterised in that:
Angle between described snail tongue and described top cover opens to air side, and form described diffusion portion includes pressure angle γ, wherein, 11 °≤γ≤39 °.
Indoor apparatus of air conditioner the most according to claim 1 and 2, it is characterised in that:
Described heat exchanger is two folding heat exchangers, the first folding of described heat exchanger and the second discharging the retained water of described heat exchanger Between angle theta 1 be 36 °~149 °.
Indoor apparatus of air conditioner the most according to claim 1 and 2, it is characterised in that:
Described heat exchanger is the heat exchanger of more than three foldings.
Indoor apparatus of air conditioner the most according to claim 1 and 2, it is characterised in that:
Described top cover is from the closest approach of described tubular wine wheel and the line in the center of circle of described tubular wine wheel and horizontal line Angle ω is 41 °~119 °.
Indoor apparatus of air conditioner the most according to claim 1 and 2, it is characterised in that:
The center of circle of described tubular wine wheel to described air outlet vertically distance L on the downside of described housing is 65mm~175mm.
Indoor apparatus of air conditioner the most according to claim 1 and 2, it is characterised in that:
The air inlet angle α of described cross flow fan is 121 °~249 °, the angle beta of giving vent to anger of described cross flow fan It is 111 °~239 °, wherein, alpha+beta=360 °.
CN201410270605.2A 2014-06-17 2014-06-17 Indoor apparatus of air conditioner Active CN104061668B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410270605.2A CN104061668B (en) 2014-06-17 2014-06-17 Indoor apparatus of air conditioner

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410270605.2A CN104061668B (en) 2014-06-17 2014-06-17 Indoor apparatus of air conditioner
PCT/CN2014/086386 WO2015192493A1 (en) 2014-06-17 2014-09-12 Indoor air-conditioning unit

Publications (2)

Publication Number Publication Date
CN104061668A CN104061668A (en) 2014-09-24
CN104061668B true CN104061668B (en) 2016-11-09

Family

ID=51549507

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410270605.2A Active CN104061668B (en) 2014-06-17 2014-06-17 Indoor apparatus of air conditioner

Country Status (2)

Country Link
CN (1) CN104061668B (en)
WO (1) WO2015192493A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105222226A (en) * 2015-08-25 2016-01-06 珠海格力电器股份有限公司 A kind of air-conditioner

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007040544A (en) * 2005-07-29 2007-02-15 Fujitsu General Ltd Air conditioner
JP4799170B2 (en) * 2005-12-22 2011-10-26 シャープ株式会社 Air conditioner indoor unit
JP2008070110A (en) * 2007-10-19 2008-03-27 Mitsubishi Electric Corp Air conditioner
CN102900676B (en) * 2011-07-26 2015-08-12 珠海格力电器股份有限公司 Cross flow fan
CN202747485U (en) * 2012-06-13 2013-02-20 珠海格力电器股份有限公司 Indoor unit
CN103851693B (en) * 2012-11-28 2017-04-12 珠海格力电器股份有限公司 Indoor unit of air conditioner
CN103851694B (en) * 2012-11-28 2016-12-21 珠海格力电器股份有限公司 Indoor apparatus of air conditioner
CN103851695A (en) * 2012-11-28 2014-06-11 珠海格力电器股份有限公司 Indoor unit of air conditioner
CN204026943U (en) * 2014-06-17 2014-12-17 珠海格力电器股份有限公司 Indoor apparatus of air conditioner

Also Published As

Publication number Publication date
WO2015192493A1 (en) 2015-12-23
CN104061668A (en) 2014-09-24

Similar Documents

Publication Publication Date Title
CN202747570U (en) Indoor unit
US10088176B2 (en) Air-conditioning device
CN103851692A (en) Air-conditioner indoor machine
CN106016474A (en) Wall-hanging type air conditioner indoor unit
CN202947215U (en) Air conditioning indoor machine
CN104061668B (en) Indoor apparatus of air conditioner
CN103851695A (en) Indoor unit of air conditioner
CN204026943U (en) Indoor apparatus of air conditioner
CN204880633U (en) Hanging indoor set and air conditioner
JP6614876B2 (en) Air conditioner indoor unit
CN107166510A (en) Indoor apparatus of air conditioner
CN208442945U (en) Air conditioner indoor unit and air conditioner
CN103851694B (en) Indoor apparatus of air conditioner
CN206094301U (en) Machine in heat exchanger and air conditioning
CN202947217U (en) Air conditioning indoor machine
CN202993382U (en) Air condition indoor unit
CN110345564A (en) A kind of self-sealing heat exchanger, air conditioner indoor unit and air conditioner
CN103486661A (en) Air pipe indoor machine
CN104456719A (en) Indoor unit and air conditioner comprising same
CN202947216U (en) Air conditioning indoor machine
CN202561913U (en) Indoor air conditioner
CN108167966B (en) Air-conditioner outdoor unit and air conditioner including it
CN207113028U (en) A kind of indoor apparatus of air conditioner and air conditioner
CN104930686A (en) Wall-mounted indoor unit and air conditioner
WO2021151267A1 (en) Window-type air conditioner

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
GR01 Patent grant
C14 Grant of patent or utility model