CN110056969A - Wall-hanging indoor unit of air conditioner - Google Patents
Wall-hanging indoor unit of air conditioner Download PDFInfo
- Publication number
- CN110056969A CN110056969A CN201910389774.0A CN201910389774A CN110056969A CN 110056969 A CN110056969 A CN 110056969A CN 201910389774 A CN201910389774 A CN 201910389774A CN 110056969 A CN110056969 A CN 110056969A
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- Prior art keywords
- air
- wall
- outlet
- indoor unit
- air outlet
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- 230000001939 inductive effect Effects 0.000 claims description 26
- 125000001475 halogen functional group Chemical group 0.000 claims description 11
- 238000007664 blowing Methods 0.000 claims description 6
- 238000005304 joining Methods 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 abstract description 13
- 238000005057 refrigeration Methods 0.000 abstract description 12
- 239000003570 air Substances 0.000 description 285
- 239000012080 ambient air Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
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- 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
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
- F24F1/0014—Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings
-
- 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
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0022—Centrifugal or radial fans
-
- 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
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
- F24F1/0057—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall
-
- 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
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
- F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the 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
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
-
- 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
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Abstract
The present invention provides a kind of wall-hanging indoor unit of air conditioner comprising: casing inside defines heat exchange wind pushing cavity, and offers air inlet, the first air outlet and the second air outlet, and the direction of the first air outlet and the second air outlet is set as different；Air-supply assembly is set in heat exchange wind pushing cavity, and including air feed portion and air dam, and the blower for the air-flow flowing that promotes to exchange heat is provided in air feed portion；Heat exchanger is set between air feed portion and air inlet, is exchanged heat for exchanging thermal current；And air dam is set to air feed portion, the first air outlet, between the second air outlet, exchanging air conductance is led to the first air outlet and/or the second air outlet, to feed to indoor environment.Wall-hanging indoor unit of air conditioner of the invention expands the selection of air supply direction, meets the air-supply requirement under refrigeration or heating mode, improves the usage experience of user.
Description
Technical field
The present invention relates to air conditioners, more particularly to wall-hanging indoor unit of air conditioner.
Background technique
Air conditioner is indispensable one of household electrical appliance, and wall-hanging indoor unit of air conditioner is a kind of common indoor unit form,
The characteristics of occupying little space because of it, it is very widely used.
Existing wall-hanging indoor unit of air conditioner, generally arranges cross flow fan in casing, is sent by the air outlet of front lower portion
Wind.Wind deflector is generally set at air outlet or leads wind pendulum leaf, to adjust air supply direction.However this indoor unit is asked there are following
Topic: the limited angle of air supply direction adjustment, in refrigeration, cold wind is oblique to blow people, and the biggish temperature difference is easy that user is made to obtain air conditioner disease；
In heating, heating air-flow is hard to reach downward submitting, and heating effect is poor, and user is easy to feel that head heat is felt cold.And wind deflector
Adjust angle it is larger when, will lead to wind loss compared with.Therefore usage experience of the existing wall-hanging indoor unit of air conditioner to user
It is poor.
Summary of the invention
It is an object of the present invention to provide a kind of wall-hanging indoor unit of air conditioner that usage experience is good.
It is full a further object of the present invention is to wall-hanging indoor unit of air conditioner air supply direction to be made adjustment is more flexible
The requirement of sufficient cooling and warming.
Particularly, the present invention provides a kind of wall-hanging indoor unit of air conditioner comprising:
Casing inside defines heat exchange wind pushing cavity, and offers air inlet, the first air outlet and the second air outlet,
In the direction of the first air outlet and the second air outlet be set as different；
Air-supply assembly is set in heat exchange wind pushing cavity, and including air feed portion and air dam, is provided with and is used in air feed portion
Promote the blower of heat exchange air-flow flowing；
Heat exchanger is set between air feed portion and air inlet, is exchanged heat for exchanging thermal current；And air dam is arranged
Between air feed portion and the first air outlet, the second air outlet, exchanging air conductance is led into the first air outlet and/or the second air-supply
Mouthful, to feed to indoor environment.
Optionally, heat exchanging part and air dam are arranged along the length direction of casing, are changed so that air-supply assembly is horizontally set at
It is intracavitary to be heat-fed wind, and air inlet is set to casing region corresponding with blower；First air outlet is set to before casing
Plate region corresponding with air dam, and the second air outlet is set to the bottom wall region corresponding with air dam of casing.
Optionally, blower is centrifugal blower, and rotation axis is arranged along the front-rear direction of casing, and air inlet is set to casing
Front panel region corresponding with centrifugal blower, and air feed portion further include: volute of blower is set to the outer of centrifugal blower
Week, exhaust outlet extend from the bottom of volute of blower towards air dam.
Optionally, air dam includes: wind-guiding spiral case, is connected with the exhaust outlet in air feed portion, and annular passage is inside limited, and
And center forms pre-and post perforative air inducing air duct, air inducing air duct is opposite with the first air outlet；First air-supply part, is set to air inducing wind
In road, it is connected with annular passage comprising multiple jet stream solar or lunar halo being arranged concentrically form jet orifice between jet stream solar or lunar halo, penetrate
Head piece drives the air in air inducing air duct to send forward for spraying the air-flow of annular passage forward.
Optionally, air-vent is offered at the casing rear wall position opposite with air inducing air duct；It is provided at first air outlet
The second air door is provided at first air door and air-vent, an air door and the second air door are each configured to controlled opening and closing, so that
Jet orifice and/or air inducing air duct are accordingly opened and closed.
Optionally, the casing rear wall region opposite with the first air-supply part is recessed forward, so that the rear of air-vent has sky
Gas circulating area.
Optionally, the separate side with air feed portion of wind-guiding spiral case is also provided with the bypass for blowing to the second air outlet
Mouthful, third air door is provided at by-pass port；Third damper configuration is at controlled opening and closing, so that the second air outlet is opened or stops sending
Wind.
Optionally, air dam further include: the second air-supply part limits by-pass port to the air duct of the second air outlet.
Optionally, the second air-supply part includes: commutation section, is connected with by-pass port, and bend to extending downwardly, by by-pass port
The airflow direction of discharge is downwardly directed toward along the direction of casing length；Extension diameter section, the joining distal ends with commutation section, the wind of extension diameter section
The radial dimension in road is greater than the radial dimension in the air duct of commutation section；Air supply section is set to heat exchange wind pushing cavity, and the end with extension diameter section
End connects, and bottom offers the air outlet opposite with the second air outlet.
Optionally, the air outlet of the second air outlet and air supply section is the strip extended along casing length direction, and
And second is additionally provided with wind deflector at air outlet.
Wall-hanging indoor unit of air conditioner of the invention opens up air-supply towards two different air outlets on casing, passes through
One or two of air dam two air outlets of selection is blown, to expand the selection of air supply direction, meets refrigeration
Or the air-supply requirement under heating mode, improve the usage experience of user.
Further, wall-hanging indoor unit of air conditioner of the invention, the first air outlet are set to the front panel of casing, are used for
It blows to the front of indoor unit, blows forward suitable for carrying out Wind Volume in refrigeration or heating；Second air outlet is set to
The bottom of casing, the operating condition blown when suitable for heating to user foot.This kind air-supply mouth structure can be used to implement and exchange heat
The corresponding air supply pattern of mode.Other first air outlet can be blown using jet orifice mode, draw ambient air and week
It encloses the violent exchanging air stream of circumstance of temperature difference to be mixed, to guarantee that the air-flow sent out is soft, the impression for being blown to human body is more relaxed
It is suitable, air output is on the one hand increased, the flowing of room air is accelerated,
Further, wall-hanging indoor unit of air conditioner of the invention uses centrifugal blower as indoor unit blower, and air quantity is more
Greatly, the air quantity requirement for meeting while blowing to two air outlets.And by optimization heat exchanger, air dam, air feed portion position
It sets and constructs, internal part can be made compact-sized, make full use of the space in casing, on the one hand reduce occupied space,
On the other hand it can also reduce air-supply windage.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is the front view of wall-hanging indoor unit of air conditioner according to an embodiment of the invention；
Fig. 2 is the bottom view of wall-hanging indoor unit of air conditioner shown in FIG. 1；
Fig. 3 is the schematic explosive view of wall-hanging indoor unit of air conditioner according to an embodiment of the invention；
Fig. 4 is the signal of air feed portion and air dam in wall-hanging indoor unit of air conditioner according to an embodiment of the invention
Figure；And
Fig. 5 is the air flow direction in wall-hanging indoor unit of air conditioner according to an embodiment of the invention in cooling mode
Figure.
Specific embodiment
A kind of wall-hanging indoor unit of air conditioner 100 is present embodiments provided to refer in specification for ease of description
The orientation such as "upper" "lower" " preceding " " rear " "top" "bottom" are according to the space under 100 normal operating conditions of wall-hanging indoor unit of air conditioner
Before positional relationship is defined, such as the user oriented side of wall-hanging indoor unit of air conditioner 100 is, it is posted by installation site
After the side of (support cavity wall) is.
Fig. 1 is the front view of wall-hanging indoor unit of air conditioner 100 according to an embodiment of the invention, and Fig. 2 is shown in Fig. 1
Wall-hanging indoor unit of air conditioner 100 bottom view, and Fig. 3 is in wall-mounted air conditioner room according to an embodiment of the invention
The schematic explosive view of machine 100.
The wall-hanging indoor unit of air conditioner 100 of the present embodiment is generally can include: casing 110, air-supply assembly, heat exchanger
121。
Casing 110 inside defines heat exchange wind pushing cavity.Casing 110 towards the side of user be front panel 111, in front plate
111 rear portion has housing 112, and housing 112 and front panel 111 cooperate jointly, limits heat exchange wind pushing cavity.Housing 112 can be with
It is formed by roof, side wall, back and bottom wall, front panel 111 is arranged in the front of housing 112, to close heat exchange air-supply
Chamber.
Air inlet 113, the first air outlet 114 and the second air outlet 115 are offered on casing 110, wherein the first air-supply
The direction of mouth 114 and the second air outlet 115 is set as different.Such as first air outlet 114 can towards the front of casing 110,
And the second air outlet 115 can be towards the lower section of casing 110.In some embodiments, the first air outlet 114 can be set preceding
On panel 111, the bottom of casing 110 is arranged in the second air outlet 115, namely is arranged on the bottom wall of housing 112.
Air-supply assembly is set in heat exchange wind pushing cavity, and including air feed portion 210 and air dam 310, in air feed portion 210
It is provided with the blower 211 for promoting heat exchange air-flow flowing.Air dam 310 be set to air feed portion 210 and the first air outlet 114,
Between second air outlet 115, exchanging air conductance is led into the first air outlet 114 and/or the second air outlet 115, to feed to room
Interior environment.
Heat exchanger 121 is set between air feed portion 210 and air inlet 113, is exchanged heat for exchanging thermal current.Heat exchange
The a part of device 121 as refrigeration system, refrigeration system can use compression refrigeration cycle to realize, compression refrigeration cycle utilizes
Refrigerant realizes the transmitting of heat in the compression phase transformation circulation of compressor, condenser, evaporator, throttling set.Refrigeration system is also
Four-way valve can be set, change the flow direction of refrigerant, make heat exchanger 121 alternately as evaporator or condenser, realize refrigeration or
Person's heat-production functions.It is known by those skilled in the art as compressing refrigeration cycle in air conditioner, working principle and construction exist
This is not repeated them here.Heat exchanger 121 can be posted by the setting of front panel 111 to be board-like.
The components such as partition 122 can also be set in heat exchange wind pushing cavity, be used for stationary heat exchangers 121 and other components, together
When air-flow can also be closed, avoid leaking out.
Fig. 4 is air feed portion 210 and air dam in wall-hanging indoor unit of air conditioner 100 according to an embodiment of the invention
310 schematic diagram.
Air feed portion 210 and air dam 310 are arranged along the length direction of casing 110, so that air-supply assembly is horizontally set at
It exchanges heat in wind pushing cavity.As those skilled in the art will be recognized by, the length of the casing 110 of wall-hanging indoor unit of air conditioner 100
Degree is significantly greater than its height and in the front-back direction depth distance, therefore is laterally the length direction of casing 110 in the present embodiment.
Air inlet 113 is set to the region corresponding with blower 211 of front panel 111 (such as the front panel 111 of casing 110 of casing 110
Region corresponding with blower 211), air inlet 113 is also provided with air-inlet grille, in order to keep the entirety of indoor unit 100
Appearance, the first air outlet 114 is set to the region corresponding with air dam 310 of front panel 111 of casing 110, and second blows
Mouth 115 is set to the bottom wall region corresponding with air dam 310 of casing 110.As shown in the accompanying drawings, 210, air feed portion
In the left-half of indoor unit 100, and air dam 310 is located at the right half part of indoor unit 100, and air-flow enters room from left-half
After interior machine 100, by heat exchange guiding in heat exchange wind pushing cavity, indoor environment is sent back to from right half part.Certain those skilled in the art
Member is easy to obtain that air feed portion 210 is located at the right half part of indoor unit 100 according to the disclosure of the present embodiment, and air dam
310 are located at the corresponding construction of the left-half of indoor unit 100.So that the wall-hanging indoor unit of air conditioner of the present embodiment can be with
It is respectively suitable for different installation sites.
In the present embodiment, the blower 211 of indoor unit 100 be can choose using air inlet through hollow shaft, from the blower of circumferential outlet air, example
Such as use centrifugal blower.211 rotation axis of blower is arranged along the front-rear direction of casing 110.Air inlet 113 is set to casing 110
Front panel 111 and centrifugal blower 211 axially opposing region (such as the front panel 111 and centrifugal blower of casing 110 answered
The 211 axially opposing region answered).Heat exchanger 121 is located in the front panel 111 of casing 110 and the inlet side of centrifugal blower 211
Between.
Air feed portion 210 further includes volute of blower 212, is set to the periphery of centrifugal blower 211.The air draft of volute of blower 212
Mouth 214 extends towards 310 side of air dam, such as from the bottom of volute of blower 212 towards air dam 310.Centrifugal blower 211
When impeller is rotated with the axis by the drive of high-speed motor 213, the gas between impeller rotates with impeller and obtains centrifugal force, and gas is thrown out of
Impeller, into volute of blower 212, the gas pressure intensity in volute of blower 212, which increases, is directed to discharge.Interlobate gas is discharged
Afterwards, negative pressure is formed.Air is persistently sucked via air inlet 113 through the heat exchange of heat exchanger 121, to form continuous flow.
Air dam 310 may include the air-supply part 330 of wind-guiding spiral case 301, first and the second air-supply part 320.Wind-guiding spiral case
301 are oriented to for exchanging thermal current, and the first air-supply part 330 is used to blow to the first air outlet 114；Second is used for second
Air outlet 115 is blown.
Wind-guiding spiral case 301 connects with the exhaust outlet 214 in air feed portion 210, inside limits annular passage, and center is formed
Pre-and post perforative air inducing air duct 304, air inducing air duct 304 and the first air outlet 114 are opposite.The outer wall of annular passage is towards air feed portion
The side of 210 exhaust outlet 214 forms opening, to connect with the exhaust outlet 214 in air feed portion 210；The inner wall of annular passage can be with
Form the opening blown to the first air-supply part 330.
First air-supply part 330, is set in air inducing air duct 304, is connected with annular passage.First air-supply part 330 include
Multiple jet stream solar or lunar halo 331 being arranged concentrically, form jet orifice between jet stream solar or lunar halo 331, and jet orifice is used for the gas of annular passage
It is sprayed before flow direction, and the air in air inducing air duct 304 is driven to send forward.
The peripheral shape of first air-supply part 330 is adapted with annular passage interior shape, such as is circle.First air-supply
The periphery of part 330 receives the air-flow sent out from the inner wall of annular passage.Multiple jet stream solar or lunar halo 331 of first air-supply part 330 can be with
For horn shape of different sizes, the gap formed between adjacent jets solar or lunar halo 331 forms jet orifice.Jet orifice is by means of front side
The abducent outer peripheral surface of jet stream solar or lunar halo 331 forms continuous abducent Coanda surface, and air-flow adds by jet orifice
Speed can drive the surrounding air in the central air inducing of the first air-supply part 330 air duct 304.The heat exchange that surrounding air and jet orifice project
Air-flow is mixed, and wind-force is on the one hand increased, and air-flow can be made to send out apart from farther；On the other hand it is also possible that sending out
Air-flow is softer, keeps user's impression more comfortable.
In order to improve the effluxvelocity of jet orifice, the width of jet orifice can be configured according to test result, such as be set
It is set to 1 to 3mm, by largely testing, the width of jet orifice can be preferably arranged to 2mm or so, the jet stream of the dimension width
Mouth not only guarantees the jet velocity of heat exchange air-flow, but also can reduce the windage loss of heat exchange air-flow to the greatest extent, reduces noise.
In order to cooperate air inducing air duct 304,110 rear wall of casing offers air-vent at the position opposite with air inducing air duct 304
119；110 rear wall of the casing region opposite with the first air-supply part 330 is recessed forward, so that the rear of air-vent 119 has air
Circulating area 305.Air inducing air duct 304 is connected to air circulation region 305, and the recuperated gas sprayed for jet orifice can be from this
305 draws ambient air of air circulation region.
It is provided at first air outlet 114 at first air door 116 and air-vent 119 and is provided with the second air door 117, the
One air door 116 and the second air door 117 are each configured to controlled opening and closing, so that jet orifice and/or air inducing air duct 304 are accordingly opened
It closes.Such as first air door 116 and the second air door 117 when being turned off, jet orifice and air inducing air duct 304 are turned off.First air door
116 open and the second air door 117 close when, jet orifice open, and air inducing air duct 304 close.Only exchanging air streams out at this time, and
Surrounding air can not be sucked.First air door 116 and the second air door 117 are opened, and jet orifice and air inducing air duct 304 are beaten
It opens, surrounding air is driven by heat exchange air-flow, sends out after mixing.
In the case where the exhaust outlet 214 of volute of blower 212 extends from the bottom of volute of blower 212 towards air dam 310,
Exchanging air stream is sent out by 214 diffusion of exhaust outlet, higher by near-bottom portion air-flow wind speed, that is, forms upper layer low speed and lower layer's high speed
Air-flow flows into jet orifice, and air-flow makes jet orifice go out to form strong negative-pressure under the acceleration of jet stream solar or lunar halo 331, by wall effect,
A large amount of environment in air inducing air duct 304 is introduced into sucking, with heat exchange air-flow mixed flow after promote air outlet temperature, body-sensing is more easypro
It is suitable.As the lower mixed flow air-flow of the higher and upper interval velocity of lower interval velocity is sent out, the higher speed that 114 lower part of the first air outlet is sent out
High pressure draught is lifted top and is sent forward compared with the air-flow that low speed compresses, and can also eliminate the decaying of low speed flow lift fastly, wind direction is inclined
The problem of inferior cold wind blow-through people.Thus in the exhaust outlet 214 of volute of blower 212 from the bottom of volute of blower 212 towards wind-guiding
Portion 310, which extends, can guarantee that the air-flow air supplying distance of the first air outlet 114 submitting is farther, and temperature is more soft, and body-sensing is more comfortable.
The separate side with air feed portion 210 of wind-guiding spiral case 301 is also provided with the bypass for blowing to the second air outlet 115
Mouthfuls 302, third air door 303 is provided at by-pass port 302.Third air door 303 is configured to controlled opening and closing, so that the second air outlet
115 unlatchings or out-of-blast.
Second air-supply part 320, limits the air duct of 302 to the second air outlet 115 of by-pass port.Second air-supply part 320 is a kind of
Optional construction includes: commutation section 321, extension diameter section 322, air supply section 323.
Commutate section 321, is connected with by-pass port 302, and bends to extending downwardly, the air-flow side that by-pass port 302 is discharged
To being downwardly directed toward along the direction of 110 length of casing.Namely commutation section 321 extends as wind-guiding spiral case 301, changes air-supply air-flow
Direction.
Extension diameter section 322, the joining distal ends with commutation section 321, the radial dimension in the air duct of extension diameter section 322 are greater than commutation section
The radial dimension in 321 air duct.Extension diameter section 322 converts static pressure for the dynamic pressure of air-flow by gradually wealthy sectional area, so that the
The outlet air of two air outlets 115 is more stable.
Air supply section 323, is set to heat exchange wind pushing cavity, and the joining distal ends with extension diameter section 322, and bottom offers and second
The opposite air outlet of air outlet 115.Air supply section 323 extends certain length along 112 bottom wall of housing.Second air outlet 115 and
The air outlet of air supply section 323 is the strip extended along 110 length direction of casing, and is also set up at the second air outlet 115
There is wind deflector 118.The wind deflector 118 can be adjusted within a certain angle the air supply direction of the second air outlet 115.Second air outlet
115 are generally used for blowing downwards, are mainly used for the heating mode of indoor unit 100, blow to the position of the foot of user, can be to avoid
The problem of head heat is felt cold.
The wall-hanging indoor unit of air conditioner 100 of the present embodiment opens up air-supply towards two different air-supplies on casing 110
Mouthful, by air dam 310 select two air outlets one or two blow.According to heating or the mode of refrigeration, pass through
Meet the air-supply requirement of different mode to the opening and closing of the first air door 116, the second air door 117, third air door 303.
Fig. 5 is the air-flow in wall-hanging indoor unit of air conditioner 100 according to an embodiment of the invention in cooling mode
Flow graph.Arrow is airflow direction in figure.When wall-hanging indoor unit of air conditioner 100 is freezed, the first air door 116 and
Two air doors 117 are opened, and third air door 303 is closed, the first air-supply outward of air outlet 114.Air-flow is sent from air inlet 113 into heat exchange
Heat exchanger 121 after wind chamber, with front panel 111 exchanges heat.Enter volute of blower 212 after the pressurization of blower 211 accelerates, passes through
The rectification of volute of blower 212 is sent into wind-guiding spiral case 301 from exhaust outlet 214.Since the exhaust outlet 214 in volute of blower 212 reclines
In the bottom of volute of blower 212, the lower part wind speed of wind-guiding spiral case 301 is higher, wind pressure is larger；Since by-pass port 302 is closed, heat exchange
Air-flow sends forward from the jet orifice of the first air-supply part 330.Air-flow is made under the acceleration of jet stream solar or lunar halo 331 by wall effect
Jet orifice go out form strong negative-pressure, a large amount of environment in air inducing air duct 304 is introduced into sucking, with exchange heat air-flow mixed flow after promoted
Air outlet temperature, body-sensing are more comfortable.As the lower mixed flow air-flow of the higher and upper interval velocity of lower interval velocity is sent out, the first air outlet
The higher speed high pressure draught that 114 lower parts are sent out is lifted top and is sent forward compared with the air-flow that low speed compresses, and low speed gas can also be eliminated
The problem of flowing the cold wind blow-through people such as lift decaying is fast, and wind direction is on the lower side.
When wall-hanging indoor unit of air conditioner 100 is heated, it can according to need and select different air supply patterns.?
In a kind of heating heat exchange mode, the first air door 116 and the second air door 117 are turned off, and third air door 303 is opened, and are only sent from second
It blows in air port 115.Air-flow exchanges heat from the heat exchanger 121 that air inlet 113 enters after exchanging heat wind pushing cavity, with front panel 111.By wind
The pressurization of machine 211 enters volute of blower 212 after accelerating, and is sent into wind-guiding spiral case from exhaust outlet 214 by the rectification of volute of blower 212
301.Since the first air door 116 and the second air door 117 are turned off, the outlet of the first air-supply part 330 is all closed, and all air-flows are from side
Port 302 enters the second air-supply part 320, sends out downwards from the second air outlet 115, passes through the wind deflector 118 of the second air outlet 115
Certain adjustment can be carried out to airflow direction.Air-flow is sent out downwards, can the legs and feet position quickly to user heat.
In second of heating heat exchange mode, the first air door 116 is opened, and the second air door 117 is closed, and third air door 303 is beaten
It opens, the first air outlet 114 and the second air outlet 115 are blown simultaneously.Air-flow enters heat exchange wind pushing cavity from air inlet 113, with front
Heat exchanger 121 after plate 111 exchanges heat.Enter volute of blower 212 after the pressurization of blower 211 accelerates, by volute of blower 212
Rectification from exhaust outlet 214 be sent into wind-guiding spiral case 301.A part of air-flow sends forward from the jet orifice of the first air-supply part 330, and
Since the second air door 117 is closed, the first air outlet 114 is sent out air-flow and is not mixed with ambient windstream；Another part air-flow is from second
The submitting of air-supply part 320, heats indoor bottom, to meet to the indoor whole requirement heated.
The wall-hanging indoor unit of air conditioner 100 of the present embodiment opens up air-supply towards two different air-supplies on casing 110
Mouthful, one or two for selecting two air outlets by air dam 310 is blown, to expand the selection of air supply direction,
First air outlet 114 is set to the front panel 111 of casing 110, for blowing to the front of indoor unit 100, suitable for freezing
Or Wind Volume is carried out when heating and is blown forward；Second air outlet 115 is set to the bottom of casing 110, be suitable for heating when to
The operating condition of user foot air-supply.This kind air-supply mouth structure can be used to implement air supply pattern corresponding with heat exchange mode.Other
One air outlet 114 can be blown using jet orifice mode, draw ambient air and the violent exchanging air of the ambient enviroment temperature difference
Stream is mixed, to guarantee that the air-flow sent out is soft, the impression for being blown to human body is more comfortable, on the one hand increases air output,
The flowing of room air is accelerated,
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or deduce out many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers all such other variations or modifications.
Claims (10)
1. a kind of wall-hanging indoor unit of air conditioner, comprising:
Casing, inside defines heat exchange wind pushing cavity, and the casing offers air inlet, the first air outlet and second send
Air port, wherein the direction of first air outlet and second air outlet is set as different；
Air-supply assembly is set in the heat exchange wind pushing cavity, and including air feed portion and air dam, is provided in the air feed portion
Promote the blower of heat exchange air-flow flowing；
Heat exchanger is set between the air feed portion and the air inlet, for exchanging heat to the exchanging air stream；And
The air dam is arranged between the air feed portion and first air outlet, second air outlet, changes described
Thermal current is directed to first air outlet and/or second air outlet, to feed to indoor environment.
2. wall-hanging indoor unit of air conditioner according to claim 1, wherein
The air feed portion and the air dam are arranged along the length direction of the casing, so that the air-supply assembly is laterally arranged
In in the heat exchange wind pushing cavity, and
The air inlet is set to casing region corresponding with the blower；
First air outlet is set to the front panel region corresponding with the air dam of the casing, and described second send
Air port is set to the bottom wall region corresponding with the air dam of the casing.
3. wall-hanging indoor unit of air conditioner according to claim 2, wherein
The blower is centrifugal blower, and rotation axis is arranged along the front-rear direction of the casing, and the air inlet is set to institute
The front panel region corresponding with the centrifugal blower of casing is stated, and
The air feed portion further include: volute of blower is set to the periphery of the centrifugal blower, and exhaust outlet is from the volute of blower
Bottom extend towards the air dam.
4. wall-hanging indoor unit of air conditioner according to claim 3, wherein the air dam includes:
Wind-guiding spiral case connects with the exhaust outlet in the air feed portion, inside limits annular passage, and center forms front and back and runs through
Air inducing air duct, the air inducing air duct is opposite with first air outlet；
First air-supply part, is set in the air inducing air duct, is connected with the annular passage comprising is multiple to be arranged concentrically
Jet stream solar or lunar halo forms jet orifice between the jet stream solar or lunar halo, and the jet orifice is for spraying forward the air-flow of the annular passage
Out, and the air in the air inducing air duct is driven to send forward.
5. wall-hanging indoor unit of air conditioner according to claim 4, wherein
The casing rear wall offers air-vent at the position opposite with the air inducing air duct；
It is provided at first air outlet at the first air door and the air-vent and is provided with the second air door, first wind
Door and second air door are each configured to controlled opening and closing, so that the jet orifice and/or the air inducing air duct are accordingly opened and closed.
6. wall-hanging indoor unit of air conditioner according to claim 5, wherein
The casing rear wall region opposite with the first air-supply part is recessed forward, so that the rear of the air-vent has sky
Gas circulating area.
7. wall-hanging indoor unit of air conditioner according to claim 4, wherein
The separate side with the air feed portion of the wind-guiding spiral case is also provided with the bypass for blowing to second air outlet
Mouthful, third air door is provided at the by-pass port；
The third damper configuration is at controlled opening and closing, so that second air outlet unlatching or out-of-blast.
8. wall-hanging indoor unit of air conditioner according to claim 7, wherein the air dam further include:
Second air-supply part, limits the by-pass port to the air duct of second air outlet.
9. wall-hanging indoor unit of air conditioner according to claim 7, wherein the second air-supply part includes:
Commutate section, is connected with the by-pass port, and bend to extending downwardly, the airflow direction that the by-pass port is discharged is downward
Guidance is to along the direction of the casing length；
Extension diameter section, the joining distal ends with the commutation section, the radial dimension in the air duct of the extension diameter section are greater than the commutation section
The radial dimension in air duct；
Air supply section, is set to the heat exchange wind pushing cavity, and the joining distal ends with the extension diameter section, and bottom offers and described
The opposite air outlet of two air outlets.
10. wall-hanging indoor unit of air conditioner according to claim 9, wherein second air outlet and the air supply section
Air outlet be the strip extended along the casing length direction, and be additionally provided with wind-guiding at second air outlet
Plate.
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| CN201910389774.0A CN110056969B (en) | 2019-05-10 | 2019-05-10 | Wall-mounted air conditioner indoor unit |
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| CN201910389774.0A CN110056969B (en) | 2019-05-10 | 2019-05-10 | Wall-mounted air conditioner indoor unit |
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| CN110056969B CN110056969B (en) | 2020-11-03 |
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Cited By (1)
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| WO2021151262A1 (en) * | 2020-02-01 | 2021-08-05 | 广东美的制冷设备有限公司 | Window type air conditioner |
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| CN110056969B (en) | 2020-11-03 |
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Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Patentee after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Patentee before: Qingdao Haier Joint Stock Co.,Ltd. |
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