CN105333501B - A kind of air conditioner indoor unit air supply method - Google Patents
A kind of air conditioner indoor unit air supply method Download PDFInfo
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- CN105333501B CN105333501B CN201510606055.1A CN201510606055A CN105333501B CN 105333501 B CN105333501 B CN 105333501B CN 201510606055 A CN201510606055 A CN 201510606055A CN 105333501 B CN105333501 B CN 105333501B
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- air
- vent
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- wind
- outlet
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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
Abstract
The invention discloses a kind of air conditioner indoor unit air supply method, this method configures air conditioner indoor unit to：Air outlet and two air inlets are formed on shell, air-vent is formed on shell, between two air inlets, on shell and/or enclosure interior is formed with insertion air channel, insertion air channel includes air inducing portion and air supplying part, two air outlets are formed between air inducing portion and air supplying part, and fan and with fan corresponding heat exchanger of the air-out direction towards air outlet are formed between each air outlet and an air inlet；Then, wind is introduced to heat exchanger from air inlet and send the heat exchange wind after heat exchanger exchanges heat to insertion air channel through air outlet by control fan, simultaneously, external non-heat exchange wind is sucked into insertion air channel from air-vent, then non-heat exchange wind is formed with heat exchange wind after mixing wind and is sent out together from air outlet.The air supply method of the present invention has the advantages that big, the mixed wind of absorbing quantity is uniform.
Description
Technical field
The invention belongs to air-conditioning technique fields, specifically, being to be related to a kind of air conditioner indoor unit air supply method.
Background technology
It is non-outside capable of being introduced while heat exchange wind of the normal blowout after heat exchanger exchanges heat, by generation negative pressure
Heat exchange wind and realize the air-conditioning method of mixed ventilation be in recent years air-conditioning technical research and development focus and emphasis.
The applicant had once been applied for a kind of vertical air conditioner and had been blown using the vertical air conditioner, in this vertical air conditioner
In, air-conditioning lower part is provided with fan, air-conditioning top is provided with air-conditioner air supply device.When operation of air conditioner, in the effect of fan
Under, indoor wind is sucked into heat exchanger and carries out heat exchange；Heat exchange wind after heat exchange blows to air-conditioner air supply device, in air-conditioning
Under the action of air-supply arrangement, external non-heat exchange wind can be drawn into air-conditioner air supply device；Heat exchange wind and non-heat exchange
Wind mixes in air-conditioner air supply device, and mixing wind passes out to interior.Such mixing wind is more soft, and blowing to user can feel with it
Feel more comfortable, improves user's comfortableness experience effect.Meanwhile the whole intake of air-conditioning is also increased, accelerate interior
The flowing of air further improves the whole uniformity of room air.But in the vertical air conditioner, due to air-conditioning
The air outlet of device is round wind outlet, and the air-out direction of fan cannot be directly toward air outlet so that be sent to air-conditioning
Heat exchange wind in device is not uniform enough, to ensure to suck the amount of non-heat exchange wind, to the structural requirement of air-conditioner air supply device compared with
Height needs that the components such as distribution of air flow component are arranged in air-conditioner air supply device, complicated.
The Chinese patent application for being disclosed as CN103256658A discloses a kind of floor air conditioner indoor machine, including landing master
Body and blower part, it includes symmetrically arranged two hollow housing that landing main body, which has air inlet, blower part, hollow housing with into
Air port is connected, and floor air conditioner indoor machine has the gas channel of front and back perforation, and two hollow housings are spaced, gas channel
Between two hollow housings, gas channel has air flow inlet and air stream outlet, two hollow housings symmetrical at air flow inlet
It is provided with exhaust outlet.But this floor air conditioner indoor machine equally exists fan air-out direction and is not directed towards air draft
Mouthful, enter heat exchange wind in gas channel not enough uniformly, the few problem of the non-heat exchange wind of sucking.Moreover, because hollow
Exhaust outlet on shell is arranged at the air flow inlet of gas channel, external air without comb, be desultorily inhaled into,
Not only sucking air quantity is few, and sucking direction is mixed and disorderly, is mixed with the heat exchange wind of exhaust outlet blowout not uniform enough.
The Chinese patent application of Publication No. CN104879904A discloses a kind of air conditioner, including：Shell, before shell
Portion is formed at least two air outlets and rear portion is formed with air inlet, and wind-tunnel, the wind-tunnel are equipped between at least two air outlets
Along the longitudinal direction run through shell, wind-tunnel be configured at least two air outlets forward outlet air when wind-tunnel formed negative pressure so that after wind-tunnel
The air of side travels forward.By the way that wind-tunnel is arranged between at least two air outlets, going out for air conditioner can be increased with steady wind pressure
Air quantity improves the mildness of air conditioner air-out, to improve the overall performance of air conditioner.But in disclosed air conditioner,
Its wind wheel is tubular wine wheel, and the front end exit of air outlet and wind-tunnel is both formed in the front of shell, forms tubular wine wheel air duct
Spiral case has very long diffuser afterwards.Static pressure of the wind through diffuser blown out from two air outlets restores, the wind pressure at air outlet
It is very high, wind-tunnel can be filled up rapidly, causes the negative pressure formed in wind-tunnel very low, and wind-tunnel absorbing quantity is few, and air conditioner air-out amount increases
Dosage is extremely limited.Moreover, because air outlet is both formed in the front of shell with wind-tunnel front end air outlet, blown out from air outlet
Heat exchange wind can only be mixed with the non-heat exchange wind that wind-tunnel introduces in housing forward end and hull outside, and undercompounding is sent
Wind mildness is poor.
Invention content
The object of the present invention is to provide a kind of absorbing quantities greatly, the uniform air conditioner indoor unit air supply method of mixed wind, improves indoor
The overall performance of machine air-supply.
For achieving the above object, the present invention is achieved using following technical proposals：
A kind of air conditioner indoor unit air supply method, the method set the air conditioner indoor unit to：Including shell, described
It is formed with air outlet and two air inlets on shell, is formed with air-vent on the housing, between two air inlets,
On the shell and/or the enclosure interior is formed with the front and back insertion air channel penetrated through, one end of the insertion air channel with it is described
Air outlet is connected, the other end is connected with the air-vent, and the insertion air channel includes from the air-vent to the air-supply
The mouth direction air inducing portion extended and the air supplying part extended from the air outlet to the air-vent direction, it is separate in the air inducing portion
The end of the air-vent and the air supplying part are formed between the beginning of the air-vent there are two air outlet, in each institute
State be formed between air outlet and an air inlet air-out direction towards the fan of the air outlet and with the fan
Corresponding heat exchanger；Then, it controls the fan and wind is introduced to the heat exchanger from the air inlet and will be through the heat exchange
Heat exchange wind after device heat exchange is sent through the air outlet to the insertion air channel, and is sent to the air-supply through the insertion air channel
Mouthful, meanwhile, the non-heat exchange wind outside indoor unit is sucked into the insertion air channel from the air-vent, then by the non-thermal friendship
Wind is changed to be formed after mixing wind together from air outlet submitting with the heat exchange wind.
Method as described above, the air outlet, the air-vent and the air outlet are each configured to strip, the wind
Fan is configured to be adapted with the air outlet in the longitudinal direction.
Method as described above, two air outlets and two fans compatible with two air outlets are equal
It is configured to using symmetrical as symmetry axis perpendicular to the central axes of the air outlet in the insertion air channel.
The interior bore of method as described above, the end of the air inducing portion far from the air-vent is leaned on less than the air supplying part
The interior bore at the beginning of the nearly air-vent, the air outlet are configured to from the wind that the air outlet is blown out towards the air-supply
Portion.
Method as described above configures the air outlet to be formed in the air-vent and the air outlet interposition
It sets, alternatively, the air outlet is formed between the air-vent and the air outlet and closer to the position of the air-vent.
Method as described above, it is described on the central axes direction perpendicular to the air outlet along the insertion air channel
End of the air inducing portion far from the air-vent is H close to the distance between beginning of the air-vent with the air supplying part, described
Length of the air inducing portion on the central axes direction perpendicular to the air outlet is 2-3 times of H, and the air supplying part is hung down along described
Directly in 3-4.5 times that the length on the central axes direction of the air outlet is H.
Method as described above, tangent line of the air supplying part at the beginning of the air-vent along air-out direction with
Perpendicular to the central axes of the air outlet along forming the from the air-vent to the direction of the air outlet in the insertion air channel
The angle number of one angle, first angle is 25-45 °.
Method as described above is formed on each air outlet from the end of the air inducing portion far from the air-vent
End, the first spiral case to extend towards the air inlet backwards to the direction of the insertion air channel, and from the air supplying part close to institute
Beginning, the second spiral case to extend towards the air inlet backwards to the direction of the insertion air channel for stating air-vent, the fan are
Axial-flow fan, the axial-flow fan are formed in the exhaust air flue that first spiral case and second spiral case limit.
Method as described above, end of the air inducing portion far from the air-vent at the air outlet go out with this
Distance between the central axes of the corresponding axial-flow fan in air port is 1.4-2 times of the axial-flow fan radius；Positioned at it is described go out
The air supplying part at air port between the beginning of the air-vent axial-flow fan edge corresponding with the air outlet away from
From 1.1-1.6 times for the axial-flow fan radius.
Method as described above, along the central axes direction perpendicular to the air outlet, by the axial-flow fan
It is configured to be formed in the shell, closer at the air-vent position.
Method as described above, along the central axes direction perpendicular to the air outlet, the axial-flow fan
The central axes and straight line where the air-vent that central axes are the axial-flow fan at a distance from straight line where the air outlet
1.4-2 times of distance.
Method as described above, from the air-vent, the bore into the air outlet direction is tapered in the air inducing portion, described
Air supplying part at least close to the air outlet part from the air-vent bore flaring into the air outlet direction.
Method as described above, the bore into the air outlet direction is first tapered again gradually from the air-vent for the air supplying part
Expand.
Method as described above, between the central axes of two axial-flow fans on the direction of line, the air inducing portion
The most narrow place of interior bore is the end of the air inducing portion far from the air-vent, and the width at the most narrow place of bore is institute in the air inducing portion
State axial-flow fan radius 1.2-2 times；The air supplying part where the beginning of the air-vent at the width of interior bore be
2.1-3 times of the axial-flow fan radius；The width at the most narrow place of bore is the axial-flow fan radius in the air supplying part
1.5-2.5 again.
Compared with prior art, the advantages and positive effects of the present invention are：In the air supply method of the present invention, by indoors
Air outlet and air inlet are formed on machine, are formed air outlet in insertion air channel, are formed in machine to go out with air-out direction direction indoors
The fan in air port so that fan is closer with the insertion air channel distance of mixed wind, and the heat exchange wind after heat exchanger exchanges heat can be in wind
It is travelled forward in insertion air channel evenly into insertion air channel with shorter path and faster speed under the action of fan
While form larger negative pressure in insertion air channel, introduce external more non-heat exchange wind be mixed to form with heat exchange wind it is mixed
Wind is closed, mixing wind can rapidly and uniformly be diffused into partes corporis humani position from air outlet so that the temperature of human body different parts impression
More uniformly, comfortable；Moreover, there is insertion air channel the air supplying part in the air inducing portion and front at rear, air outlet to be formed in air inducing portion
Between air supplying part, to, the non-heat exchange wind of sucking is combed using air inducing portion, not only facilitates raising suction air volume,
And the mixing uniformity of non-heat exchange wind and heat exchange wind can be improved, meanwhile, using air inducing portion and air supplying part spacer portion and
Air supplying part provides enough blending spaces, is further ensured that mixed wind uniformity, improves the comfort and uniformity of air-supply.
After the specific implementation mode of the present invention is read in conjunction with the figure, the other features and advantages of the invention will become more clear
Chu.
Description of the drawings
Fig. 1 is the front view using air conditioner indoor unit one embodiment of air supply method of the present invention；
The rearview of Fig. 2 Fig. 1 air conditioner indoor unit；
Fig. 3 is the side view of Fig. 1 air conditioner indoor unit；
Fig. 4 is the A-A of Fig. 1’To sectional view；
Fig. 5 is the structural exploded view of Fig. 1 air conditioner indoor unit.
Specific implementation mode
Technical scheme of the present invention is described in further detail with reference to the accompanying drawings and detailed description.
First, a brief description is made to the technical term arrived involved in specific implementation mode：
It is following mention each structural member it is front or rear when, be under structural member normal operating condition relative to user
Position defines；When description before or after being carried out for the arrangement position of multiple structural members, and constituted with multiple structural members
The definition done relative to the position of user under normal operating condition of device.In addition, it is desirable to explanation, with front or rear
It is merely for convenience of describing and simplifying description, specific side must be had by not indicating or implying the indicated device or structural member
Position, with specific azimuth configuration and operation, therefore should not be understood as the limitation to invention.Following heat exchange winds refers to from sky
Adjust the internal, wind after heat exchanger heat exchange；Non- heat exchange wind refers to the wind from air-conditioning local environment space, be relative to
For heat exchange wind, it is not directly from wind in heat exchanger；Mixing wind refers to that heat exchange wind mixes shape with non-heat exchange wind
At wind.
One embodiment of the air conditioner indoor unit of the application air supply method of the present invention shown in Fig. 1 to Fig. 5 is referred to, it is specific next
Say it is a vertical air-conditioner indoor unit.Wherein, Fig. 1, Fig. 2 and Fig. 3 are the front view of the embodiment air conditioner indoor unit, rearview respectively
And side view, Fig. 4 are A-A in figure front view’To sectional view, and Fig. 5 is the structural exploded view of air conditioner indoor unit.
The air conditioner indoor unit of the embodiment includes shell, and air outlet and two air inlets are formed on shell.Specifically
For, shell includes front housing 1 and rear shell 2, and the two is detachable to be assembled together.Air outlet 11 is formed on front housing 1, rear
It is respectively formed with the first air inlet 21 and the second air inlet 22 on shell 2, specifically in the arranged on left and right sides of rear shell 2, first
It is formed with air-vent 23 between air inlet 21 and the second air inlet 22.Moreover, air outlet 11 and air-vent 23 are strip, and
Position be adapted in size.For example, air outlet 11 is with air-vent 23, position is corresponding in the longitudinal direction, phase in length
Deng or it is of substantially equal, width is also equal or of substantially equal.Certainly, can not also be equal in length or width, for example, to realize
Large area is blown, and 11 length and width of air outlet is all higher than the length and width of air-vent 23.The embodiment is not made this specifically
It limits.For the length of air outlet 11 and air-vent 23, cabinet-type air conditioner requirement height and indoor human body general activity area are considered
Domain, preferred length are 1m or so, and lower end is apart from ground certain distance, for example, lower end is apart from ground 50cm or so.
On shell and/or enclosure interior is formed with the front and back insertion air channel 3 penetrated through, wherein the both ends of insertion air channel 3 point
It is not connected with air outlet 11 and air-vent 23.Specifically, the front end of insertion air channel 3 is connected with air outlet 11, penetrates through wind
The rear end in road 3 is connected with air-vent 23.Moreover, air outlet 11 forms the front opening of insertion air channel 3, the formation of air-vent 23 is passed through
The open rearward end of ventilating duct 3.On shell defined herein and/or enclosure interior forms insertion air channel 3, refers to forming perforation wind
The wind path wall in road 3 can be formed as one with shell；It can be individually, can be fixed with shell or not fixed with shell
Wind path wall；Can certainly be that part wind path wall is formed as one with shell, the part wind formed on part wind path wall and shell
Road wall is mutually fixed.
For insertion air channel 3 comprising have spaced air inducing portion 31 and air supplying part 32.Specifically, air inducing portion 31
Positioned at the rear portion of entire insertion air channel 3, extend since air-vent 23, towards 11 direction of air outlet；Air supplying part 32 is located at entire
The front of insertion air channel 3 extends since air outlet 11 towards 23 direction of air-vent.Air inducing portion 31 far from air-vent 23 one
The front end in end namely air inducing portion 31 is the end in air inducing portion 31, and air supplying part 32 is close to one end of air-vent 23 namely air supplying part 32
Rear end be air supplying part 32 beginning, formed to go out there are two strip between the end and the beginning of air supplying part 32 in air inducing portion 31
Air port, respectively the second air outlet 42 of first air outlet 41 and right side in left side.Each air outlet and air inlet it
Between respectively formed there are one fan, the air-out direction of fan towards corresponding air outlet, with corresponding air outlet mutually fit by fan length
Match, and fan arrangement is to introduce wind from air inlet and sent to insertion air channel 3 through air outlet.Specifically, positioned at left side
The first air outlet 41 and the first fan 51 is formed between first air inlet 21 in left side, the first fan 51 be configured to by
The wind of hull outside is introduced from the first air inlet 21 and is sent to insertion air channel 3 through the first air outlet 41；Positioned at the of right side
Two air outlets 42 and the second fan 52 is formed between second air inlet 22 on right side, the second fan 52 is configured to shell
External wind is introduced from the second air inlet 22 and is sent to insertion air channel 3 through the second air outlet 42.Each fan and one into
Heat exchanger is also formed between air port.Specifically, it is formed with the first heat exchange between the first fan 51 and the first air inlet 21
Device 81 is formed with the second heat exchanger 82 between the second fan 52 and the second air inlet 22.Moreover, the length of fan is preferably big
In the length of corresponding air outlet and the length of heat exchanger.
The embodiment is formed by the air outlet 11 of formation strip on machine indoors and air inlet, in insertion air channel 3
Strip air outlet forms the fan being adapted to strip air outlet in machine indoors so that the insertion air channel 3 of fan and mixed wind
Distance is closer, and when controller works, wind is introduced to heat exchanger by control fan from air inlet, the heat exchange after heat exchanger exchanges heat
Wind energy reaches under the action of fan with shorter path and faster speed evenly into insertion air channel 3, is penetrating through wind
Larger negative pressure is formed while travelling forward in road 3 in insertion air channel 3, external more non-thermal friendship is introduced from air-vent 23
It changes wind and is mixed to form mixing wind with heat exchange wind, mixing wind can rapidly and uniformly be diffused into people from the air outlet 11 of strip
Each position of body so that the temperature of human body different parts impression is more uniformly, comfortably.Moreover, insertion air channel 3 has the air inducing at rear
The air supplying part 31 in portion 31 and front, two air outlets are formed between air inducing portion 31 and air supplying part 32, to utilize air inducing portion 31
The non-heat exchange wind of sucking is combed, not only facilitates raising suction air volume, and non-heat exchange wind and heat exchange can be improved
The mixing uniformity of wind, meanwhile, it is empty to provide enough mixing using the spacer portion and air supplying part 32 of air inducing portion 31 and air supplying part 32
Between, it is further ensured that mixed wind uniformity, improves the comfort and uniformity of air-supply.Further, since the first air outlet 41 and second
Air outlet 42 is formed in the arranged on left and right sides of insertion air channel 3, and the two is relative to each other, influence each other from the wind of two air outlets blowout,
Wind wall is formed to the outlet air of other side each other so that the heat exchange wind blown out from air outlet is mixed with the non-heat exchange wind that rear sucks
While, a part of wind energy is converted into potential energy by kinetic energy, realizes that static pressure restores, ensures the wind sent out from air outlet 11 not only wind
Amount is big and air supplying distance is remote, avoids because the wind that air supplying distance is too close, air outlet 11 is sent out is entered through air inlet again quickly
The problem of heat exchange being carried out to enclosure interior and heat exchange efficiency is caused to decline.
In this embodiment, it is Z1, the first air outlet 41 and second perpendicular to the central axes of air outlet 11 in insertion air channel 3
Air outlet 42 is symmetrical as symmetry axis using central axes Z1, and the first fan 51 and the second fan 52 are also symmetrical with central axes Z1
Axis is symmetrical, further increases the uniformity of air inducing, mixed wind and air-supply.
Influence of the position and its air-out direction of two air outlets to wind pushing performance is more important, in this embodiment, the
One air outlet 41 and the second air outlet 42 are constructed as follows：
The interior bore of end of the air inducing portion 31 far from air-vent 23 is less than air supplying part 32 in the beginning of air-vent 23
Bore, that is, the interior bore of each air outlet rear end is less than the interior bore of its front end, to so that each air outlet is constructed
At the wind blown out from air outlet towards air supplying part 32.Thus, it is possible to negative pressuren zone is formed in 31 front of air inducing portion, and will using negative pressure
External non-heat exchange wind is introduced into air inducing portion 31 and is mixed with heat exchange wind after combing.
Moreover, the first air outlet 41 and the second air outlet 42 are preferably formed in the interposition of air-vent 23 and air outlet 11
Set, or closer to the position of air-vent 23, that is, two air outlets be preferably formed in the middle part inside indoor unit casing or in
Position after portion is slightly biased.In such manner, it is possible to ensure that it is that the non-heat exchange wind introduced is combed to have the air inducing portion 31 of sufficient length,
Static pressure recovery can be uniformly mixed and carried out with heat exchange wind there are the non-heat exchange wind of the air supplying part 32 of sufficient length confession, ensure to send again
Wind uniformity and air supplying distance.Embodiment more preferably, as shown in figure 4, along the insertion air channel perpendicular to giving
On the central axes directions Z1 in air port 11, end of the air inducing portion 31 far from air-vent 23 is with air supplying part 32 close to the beginning of air-vent 23
The distance between be H, that is, length on 42 front-rear direction of the first air outlet 41 or the second air outlet is H, then 31 edge of air inducing portion
The central axes directions Z1（Namely front-rear direction）On length H1 be 2-3 times of H, i.e. H1=（2-3）H, and air supplying part along 32 along axis
The directions line Z1（Namely front-rear direction）On length H2 be 3-4.5 times of H, i.e. H2=（3-4.5）H.
In addition, the air-out direction of air outlet front end namely air supplying part 32 at the beginning of air-vent 23 can influence to blow
Performance.In this embodiment, the tangential direction along air-out direction in insertion air channel perpendicular to the central axes of air outlet 11
Z1 is acute angle to the first angle α 1, the angle is formed between the direction of air outlet 11 along self-induced-air mouth 23, and its angle number cannot
It is too small also to should not be too large, it is preferred that 1≤45 ° of 25 °≤α.In the case that first angle α 1 is in the angular range, both it can guarantee
Sufficiently strong negative pressure is formed in insertion air channel to introduce more non-heat exchange wind, and will not weaken wind speed, ensures air outlet
11 wind sent out have certain air supplying distance.
For the first fan 51 and the second fan 52, preferably axial-flow fan.Moreover, being formed on the first air outlet 41
From end 311 of the air inducing portion 31 far from air-vent 23（That is the upper end of the first air outlet 41）, with backwards to insertion air channel 3 direction and
First the first spiral case of fan 611 extended towards the first air inlet 21, and from air supplying part 32 close to the beginning of air-vent 23 321
（That is the lower end of the first air outlet 41）, the first fan the to extend towards the first air inlet 21 backwards to the direction of insertion air channel 3
Two spiral cases 612 are located at first fan the first spiral case 611 and first the second spiral case of fan using the first fan 51 of axial-flow fan
In exhaust air flue defined by 612.Likewise, being formed on the second air outlet 42 from end of the air inducing portion 31 far from air-vent 23
End 312（That is the upper end of the second air outlet 42）, with backwards to insertion air channel 3 direction and towards the second air inlet 22 extend the second wind
The first spiral case 621 is fanned, and from air supplying part 32 close to the beginning of air-vent 23 322（That is the lower end of the second air outlet 42）, with the back of the body
Second the second spiral case of fan 622 extended to the direction of insertion air channel 3 towards the second air inlet 22, using the second of axial-flow fan
Fan 52 is located in exhaust air flue defined by second fan the first spiral case 621 and second the second spiral case of fan 622.Wherein, often
First spiral case of a fan is also the rear spiral case of axial-flow fan, and the second spiral case is the preceding spiral case of axial-flow fan.
Moreover, after using axial-flow fan, the position of two fans preferably satisfies following structural environments：
Shown in Figure 4 by taking the Z1 left part structures of central axes as an example, the air inducing portion 31 being located at the first air outlet 41 is remote
From the end of air-vent 23 with the air outlet between the central axes of corresponding first fan 51 at a distance from be L1, distance L1 is first
1.4-2 times of the radius of fan 51, i.e. L1=（1.4-2）R, r are the radius of the first fan 51；And at the first air outlet 41
Air supplying part 32 close to the beginning of air-vent 23 with the air outlet between the fan edge of corresponding first fan 51 at a distance from be L2,
L2=（1.1-1.6）r.
By the way that distance L1 is made above-mentioned restriction so that first the first spiral case of fan 611 as spiral case after the first fan 51
Form shorter diffuser so that the heat exchange wind that the first air outlet 41 is sent out has higher initial velocity, and kinetic energy is big, in wall surface
Under the action of effect, when the heat exchange wind of submitting is along first the second spiral case of fan 612 and the wall surface flow forward of air supplying part 32,
The negative pressure in insertion air channel 3 can be further decreased, it is external more so as to be introduced by air-vent 23 and air inducing portion 31
Non- heat exchange wind.And by the way that distance L2 is made above-mentioned restriction, the wind that can send out the first air outlet 41 is more, quickly along
The wall surface flow forward of air supplying part 32, is also beneficial to the formation of negative pressure.
On the central axes directions Z1 along through-flow channel 3 perpendicular to air outlet 11, axial-flow fan is preferably formed in shell,
Closer at 23 position of air-vent.That is, axial-flow fan is preferably formed in the middle and back position of shell.Still on the left of the Z1 of central axes
It is shown in Figure 4 for part-structure, along the directions Z1 of central axes, the central axes of the first fan 51 with where air outlet 11
The distance of straight line is L3, and the central axes of the first fan 51 are L4 at a distance from 23 place straight line of air-vent, L3=（1.4-2）L4.By
This, is more advantageous to the mixture homogeneity for improving heat exchange wind and non-heat exchange wind.
Positioned at the structure of central axes Z1 right parts and the above-mentioned structure positioned at left part using central axes Z1 as symmetry axis
Symmetrical formation.
Moreover, for air inducing portion 31, preferably air-vent 23 is tapered to 11 direction of air outlet without leave for its internal orifice, that is, after
Forward, the interior bore in air inducing portion 31 is tapered, increases the wind speed of non-heat exchange wind before mixing wind, improves and mixes wind efficiency.For air supplying part
32, at least in the part self-induced-air mouth 23 close to air outlet 11 into 11 direction of air outlet bore flaring, that is, air supplying part 32 to
It is few its close to the preceding part of air outlet 11 from back to front in bore flaring.It is furthermore preferred that 32 self-induced-air mouth 23 of air supplying part is to air-supply
The first tapered flaring again of bore in 11 directions of mouth.In Fig. 4, using the axis of the first fan 51 and the second fan 52 of axial-flow fan
Line between line is Z2, and along the directions Z2, the most narrow place of bore is end of the air inducing portion 31 far from air-vent 23 in air inducing portion 31,
The width W1 at the most narrow place of bore in air inducing portion 31（Namely the opening width in the horizontal direction of two air outlet back edges）For
1.2-2 times of axial-flow fan radius r, i.e. W1=（1.2-2）r；Bore first tapered flaring again from back to front in air supplying part 32, in
The width W2 at the most narrow place of bore is 1.5-2.5 times of axial-flow fan radius r, i.e. W2=（1.5-2.5）r；And air supplying part 32 is close to drawing
The width W3 of interior bore at where the beginning in air port 23（Namely the opening of two air outlet leading edges in the horizontal direction is wide
Degree）Be 2.1-3 times of axial-flow fan radius, i.e. W3=（2.1-3）r.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than is limited；Although with reference to aforementioned reality
Applying example, invention is explained in detail, for those of ordinary skill in the art, still can be to aforementioned implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features；And these are changed or replace
It changes, the spirit and scope for claimed technical solution of the invention that it does not separate the essence of the corresponding technical solution.
Claims (13)
1. a kind of air conditioner indoor unit air supply method, which is characterized in that the method sets the air conditioner indoor unit to：Including shell
Body is formed with air outlet and two air inlets on the housing, is formed on the housing, between two air inlets
Air-vent, on the housing and/or the enclosure interior is formed with the front and back insertion air channel penetrated through, and the one of the insertion air channel
End be connected with the air outlet, the other end is connected with the air-vent, the insertion air channel include from the air-vent to
The air inducing portion and the air supplying part extended from the air outlet to the air-vent direction that the air outlet direction extends, draw described
End and the air supplying part of the wind portion far from the air-vent are formed between the beginning of the air-vent there are two air outlet,
Be formed between each air outlet and an air inlet air-out direction towards the fan of the air outlet and with
The corresponding heat exchanger of the fan；Then, it controls the fan and wind is introduced to the heat exchanger from the air inlet and will be through
Heat exchange wind after the heat exchanger heat exchange is sent through the air outlet to the insertion air channel, and is sent to through the insertion air channel
The air outlet, meanwhile, the non-heat exchange wind outside indoor unit is sucked into the insertion air channel from the air-vent, then by institute
Non- heat exchange wind is stated to be formed after mixing wind together from air outlet submitting with the heat exchange wind；
It is formed on each air outlet from end of the air inducing portion far from the air-vent, with backwards to the perforation wind
The first spiral case that the direction in road extends towards the air inlet, and from the air supplying part close to the beginning of the air-vent, with the back of the body
The second spiral case extended to the direction of the insertion air channel towards the air inlet, the fan are axial-flow fan, the through-flow wind
Fan is formed in the exhaust air flue that first spiral case and second spiral case limit.
2. according to the method described in claim 1, it is characterized in that, the air outlet, the air-vent and the air outlet are equal
It is configured to strip, the fan arrangement is to be adapted in the longitudinal direction with the air outlet.
3. according to the method described in claim 1, it is characterized in that, by two air outlets and with two air outlets
Compatible two fans be each configured to using in the insertion air channel perpendicular to the central axes of the air outlet as symmetry axis or so
Symmetrically.
4. according to the method described in claim 1, it is characterized in that, the internal orifice of the end of the air inducing portion far from the air-vent
Diameter is less than interior bore of the air supplying part close to the beginning of the air-vent, and the air outlet is configured to blow from the air outlet
The wind gone out is towards the air supplying part.
5. according to the method described in claim 1, it is characterized in that, by the air outlet be configured to be formed in the air-vent with
The air outlet centre position, alternatively, the air outlet is formed between the air-vent and the air outlet and closer to institute
State the position of air-vent.
6. according to the method described in claim 5, it is characterized in that, along the insertion air channel perpendicular to the air outlet
On the direction of central axes, end of the air inducing portion far from the air-vent and the air supplying part close to the beginning of the air-vent it
Between distance be H, length of the air inducing portion on the central axes direction perpendicular to the air outlet is 2-3 times of H, institute
Air supplying part is stated along 3-4.5 times that the length on the central axes direction of the air outlet is H.
7. according to the method described in claim 1, it is characterized in that, the air supplying part cutting at the beginning of the air-vent
Line along air-out direction in the insertion air channel perpendicular to the central axes of the air outlet along from the air-vent to described
The direction of air outlet forms the first angle, and the angle number of first angle is 25-45 °.
8. according to the method described in claim 1, it is characterized in that, the air inducing portion at the air outlet is far from described
It is the axial-flow fan radius at a distance between the central axes of the end of the air-vent axial-flow fan corresponding with the air outlet
1.4-2 again；The air supplying part at the air outlet is corresponding with the air outlet described close to the beginning of the air-vent
Distance between axial-flow fan edge is 1.1-1.6 times of the axial-flow fan radius.
9. according to the method described in claim 1, it is characterized in that, along central axes direction perpendicular to the air outlet,
The axial-flow fan is configured to be formed in the shell, closer at the air-vent position.
10. according to the method described in claim 9, it is characterized in that, along described perpendicular to the central axes side of the air outlet
Upwards, the central axes of the axial-flow fan are central axes and the institute of the axial-flow fan at a distance from straight line where the air outlet
1.4-2 times of the distance of straight line where stating air-vent.
11. according to the method described in claim 1, it is characterized in that, the air inducing portion is from the air-vent to the air outlet
Bore is tapered in direction, and the air supplying part is at least in the part of the close air outlet from the air-vent to the air outlet side
Inside bore flaring.
12. according to the method for claim 11, which is characterized in that the air supplying part is from the air-vent to the air outlet
The first tapered flaring again of bore in direction.
13. according to the method for claim 12, which is characterized in that in the line between the central axes of two axial-flow fans
Direction on, the most narrow place of bore is the end of the air inducing portion far from the air-vent in the air inducing portion, in the air inducing portion
The width at the most narrow place of bore is 1.2-2 times of the axial-flow fan radius；The air supplying part is close to the beginning of air-vent institute
In 2.1-3 times that the width of the interior bore at place is the axial-flow fan radius；The width at the most narrow place of bore is in the air supplying part
1.5-2.5 times of the axial-flow fan radius.
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| CN201510606055.1A CN105333501B (en) | 2015-09-22 | 2015-09-22 | A kind of air conditioner indoor unit air supply method |
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| CN201510606055.1A CN105333501B (en) | 2015-09-22 | 2015-09-22 | A kind of air conditioner indoor unit air supply method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106225063A (en) * | 2016-08-01 | 2016-12-14 | 芜湖美智空调设备有限公司 | Air-supply assembly and there are its double through-flow indoor apparatus of air conditioner |
| CN107676864A (en) * | 2016-08-01 | 2018-02-09 | 芜湖美智空调设备有限公司 | Double through-flow indoor apparatus of air conditioner and double through-flow air-conditioning |
| CN106352720B (en) * | 2016-10-10 | 2019-02-05 | 青岛海尔空调器有限总公司 | Heat exchanger and air conditioner indoor unit with the heat exchanger |
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| CN107388366A (en) * | 2017-07-27 | 2017-11-24 | 青岛海尔空调器有限总公司 | A kind of indoor apparatus of air conditioner and air-conditioning |
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| CN107388365A (en) * | 2017-07-27 | 2017-11-24 | 青岛海尔空调器有限总公司 | A kind of double through-flow jet air-conditioning and indoor apparatus of air conditioner |
| CN109469951A (en) * | 2017-09-07 | 2019-03-15 | 青岛海尔智能技术研发有限公司 | A kind of ceiling air conditioner and control method |
| CN108692364B (en) * | 2018-04-13 | 2020-08-25 | 芜湖美智空调设备有限公司 | Ceiling machine |
| CN114060932A (en) * | 2020-07-30 | 2022-02-18 | 青岛海尔空调器有限总公司 | Cabinet type air conditioner indoor unit |
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