CN105333503B - A kind of air conditioner indoor unit - Google Patents
A kind of air conditioner indoor unit Download PDFInfo
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- CN105333503B CN105333503B CN201510606236.4A CN201510606236A CN105333503B CN 105333503 B CN105333503 B CN 105333503B CN 201510606236 A CN201510606236 A CN 201510606236A CN 105333503 B CN105333503 B CN 105333503B
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- air
- vent
- air outlet
- outlet
- indoor unit
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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
- F24F1/0003—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
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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
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0033—Indoor units, e.g. fan coil units characterised by fans having two or more fans
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Abstract
The invention discloses a kind of air conditioner indoor unit, including shell, air outlet and two air inlets are formed on shell, on shell, air-vent is formed between two air inlets, on shell and/or enclosure interior is formed with insertion air channel, one end of insertion air channel is connected with air outlet, the other end is connected with air-vent, insertion air channel includes the air inducing portion that self-induced-air mouth extends to air outlet direction and the air supplying part extended from air outlet to air-vent direction, air outlet there are two being formed between the beginning of end of the air inducing portion far from air-vent and air supplying part close to air-vent, it is formed with fan between each air outlet and an air inlet, the air-out direction of fan is towards air outlet, the air quantity adjustment portion for adjusting the absorbing quantity for entering insertion air channel from air-vent is formed at air-vent or in air inducing portion.The air conditioner indoor unit of the present invention has the advantages that big, the mixed wind of absorbing quantity uniformly and can control absorbing quantity.
Description
Technical field
The invention belongs to air-conditioning technique fields, specifically, being to be related to a kind of air conditioner indoor unit.
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 of mixed ventilation be in recent years air-conditioning technical research and development focus and emphasis.
The applicant had once applied for a kind of vertical air conditioner, and air-conditioning lower part is provided with fan, and on air-conditioning top, setting is free
Adjust air-supply arrangement.When operation of air conditioner, under the action of fan, indoor wind is sucked into heat exchanger and carries out heat exchange；Heat exchange
Heat exchange wind afterwards blows to air-conditioner air supply device, under the action of air-conditioner air supply device, can suck external non-heat exchange wind
Into air-conditioner air supply device；Heat exchange wind is mixed with non-heat exchange wind in air-conditioner air supply device, and mixing wind passes out to interior.This
The mixing wind of sample is more soft, and blowing to user can feel more comfortable with it, improve user's comfortableness experience effect.Meanwhile
The whole intake for also increasing air-conditioning, accelerates the flowing of room air, further improves the whole uniform of room air
Property.But in the vertical air conditioner, since the air outlet of air-conditioner air supply device is round wind outlet, the air-out direction of fan is not
Air outlet can be directly toward so that the heat exchange wind being sent in air-conditioner air supply device is not uniform enough, to ensure to suck non-thermal friendship
The amount for changing wind, it is higher to the structural requirement of air-conditioner air supply device, it needs that distribution of air flow component etc. is arranged in air-conditioner air supply device
Component, it is 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, mixed wind is uniform and can control the air conditioner indoor unit of absorbing quantity, carries
The overall performance of high indoor unit.
For achieving the above object, the present invention is achieved using following technical proposals：
A kind of air conditioner indoor unit, including shell are formed with air outlet and two air inlets, in the shell on the housing
It is formed with air-vent on body, between two air inlets, on the housing and/or the enclosure interior is formed with front and back pass through
Logical insertion air channel, one end of the insertion air channel is connected with the air outlet, the other end is connected with the air-vent,
It is characterized in that, the insertion air channel includes the air inducing portion extended from the air-vent to the air outlet direction and from the air-supply
The air supplying part that mouth extends to the air-vent direction, is leaned in end of the air inducing portion far from the air-vent with the air supplying part
It is formed between the beginning of the nearly air-vent there are two air outlet, the shape between each air outlet and an air inlet
At there is a fan, for the air-out direction of the fan towards the corresponding air outlet, the fan arrangement is by wind from the air inlet
Mouth is introduced and is sent to the insertion air channel through the air outlet, and tune is formed at the air-vent or in the air inducing portion
Save the air quantity adjustment portion for the absorbing quantity for entering the insertion air channel from the air-vent.
Air conditioner indoor unit as described above, the air outlet, the air-vent and the air outlet are strip, described
Fan is adapted with the air outlet in the longitudinal direction.
Air conditioner indoor unit as described above, the air quantity adjustment portion are set as being adjusted in a manner of rotating around the axis from described
Air-vent enters the air quantity of the absorbing quantity of the insertion air channel.
Air conditioner indoor unit as described above, the air quantity adjustment portion are formed in the air inducing portion, close to the air inducing portion
At terminal position far from the air-vent.
Air conditioner indoor unit as described above is formed with inwardly projecting boss, the air quantity tune on air inducing portion inner wall
The baffle that section portion includes shaft, can be rotated around the shaft, the shaft are formed on the boss, the baffle length and institute
The length for stating air inducing portion is adapted, and the boss and the baffle plate setting are that the baffle is located at when the baffle is opened completely
It is bonded on the boss and with air inducing portion inner wall, side of the baffle far from the shaft when the baffle completely closes
Edge is overlapped on the boss.
Air conditioner indoor unit as described above, two air outlets and two wind compatible with two air outlets
Fan is using symmetrical as symmetry axis perpendicular to the central axes of the air outlet in the insertion air channel.
The interior bore of air conditioner indoor unit as described above, the end of the air inducing portion far from the air-vent is less than described send
Close to the interior bore at the beginning of the air-vent, the air outlet is configured to from the wind that the air outlet is blown out towards institute in wind portion
State air supplying part.
Air conditioner indoor unit as described above, the air outlet are formed in the air-vent and the air outlet centre position,
Alternatively, the air outlet is formed between the air-vent and the air outlet and closer to the position of the air-vent.
Air conditioner indoor unit as described above, in the central axes direction perpendicular to the air outlet along the insertion air channel
On, end of the air inducing portion far from the air-vent is close to the distance between beginning of the air-vent with the air supplying part
H, length of the air inducing portion on the central axes direction perpendicular to the air outlet are 2-3 times of H, the air supplying part edge
Length on the central axes direction perpendicular to the air outlet is 3-4.5 times of H.
Air conditioner indoor unit as described above, tangent line of the air supplying part at the beginning of the air-vent is along outlet air side
Upwards in the insertion air channel perpendicular to the central axes of the air outlet along from the air-vent to the direction of the air outlet
The first angle is formed, the angle number of first angle is 25-45 °.
Air conditioner indoor unit as described above is formed with from the air inducing portion on each air outlet far from the air inducing
Mouthful end, with backwards to the first spiral case for extending towards the air inlet of direction of the insertion air channel, and from the air supplying part
It is described close to the beginning of the air-vent, the second spiral case to extend towards the air inlet backwards to the direction of the insertion air channel
Fan is axial-flow fan, and the axial-flow fan is formed in the exhaust air flue that first spiral case and second spiral case limit.
Air conditioner indoor unit as described above is located at the end of the air inducing portion far from the air-vent at the air outlet
It is 1.4-2 times of the axial-flow fan radius at a distance between the central axes of the axial-flow fan corresponding with the air outlet；It is located at
The air supplying part at the air outlet is close to the beginning of the air-vent axial-flow fan edge corresponding with the air outlet
Between distance be 1.1-1.6 times of the axial-flow fan radius.
Air conditioner indoor unit as described above, along the central axes direction perpendicular to the air outlet, the through-flow
Fan is formed in the shell, closer at the air-vent position.
Air conditioner indoor unit as described above, along the central axes direction perpendicular to the air outlet, the through-flow
The central axes of fan are central axes and the air-vent place 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.
Air conditioner indoor unit as described above, from the air-vent, into the air outlet direction, bore is gradually in the air inducing portion
Contracting, the air supplying part at least close to the part of the air outlet from the air-vent into the air outlet direction bore is gradually
Expand.
Air conditioner indoor unit as described above, the bore into the air outlet direction is first gradually from the air-vent for the air supplying part
Contract flaring again.
Air conditioner indoor unit as described above, it is described between the central axes of two axial-flow fans on the direction of line
The most narrow place of bore is the end of the air inducing portion far from the air-vent in air inducing portion, the width at the most narrow place of bore in the air inducing portion
Degree is 1.2-2 times of the axial-flow fan radius；Interior bore of the air supplying part at the beginning of air-vent place
Width is 2.1-3 times of the axial-flow fan radius；The width at the most narrow place of bore is the axial-flow fan half in the air supplying part
1.5-2.5 times of diameter.
Compared with prior art, the advantages and positive effects of the present invention are：The present invention is blown by being formed on machine indoors
Mouthful and air inlet, form air outlet in insertion air channel, formed in machine indoors and air-out direction is towards the fan of air outlet, make
Fan and mixed wind insertion air channel apart from closer, heat exchange wind after heat exchanger exchanges heat can under the action of fan with compared with
Short path and faster speed are penetrating through wind evenly into insertion air channel while travelling forward in insertion air channel
Larger negative pressure is formed in road, is introduced external more non-heat exchange wind and is mixed to form mixing wind with heat exchange wind, mixes wind energy
It is enough that partes corporis humani position is rapidly and uniformly diffused into from air outlet so that the temperature of human body different parts impression is more uniform, easypro
It is suitable；Moreover, insertion air channel has an air supplying part in the air inducing portion and front at rear, air outlet be formed in air inducing portion and air supplying part it
Between, to be combed to the non-heat exchange wind of sucking using air inducing portion, not only facilitate raising suction air volume, and can improve
The mixing uniformity of non-heat exchange wind and heat exchange wind, meanwhile, it is provided using the spacer portion and air supplying part of air inducing portion and air supplying part
Enough blending spaces are further ensured that mixed wind uniformity, improve the comfort and uniformity of air-supply.In addition, by air inducing
Air quantity adjustment portion is formed at mouthful or in air inducing portion, can adjust the absorbing quantity for entering insertion air channel from air-vent as needed, it is real
Now to effective control of absorbing quantity, to meet under different user or same user's difference use state to whether the selection of air inducing
Property use demand, and the ratio of the heat exchange wind and non-heat exchange wind contained in mixing wind can be adjusted, it is applied widely.
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 of air conditioner indoor unit one embodiment 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；
Fig. 6 is A-A of the air conditioner indoor unit of Fig. 1 under baffle completely closed state’To sectional view；
Fig. 7 is that the air conditioner indoor unit of Fig. 1 is in the A-A under non fully-closed state in baffle’To sectional view.
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 present invention shown in Fig. 1 to Fig. 5 is referred to, specifically a vertical air conditioner
Indoor unit.Wherein, Fig. 1, Fig. 2 and Fig. 3 are the front view, rearview and side view of the embodiment air conditioner indoor unit respectively, and Fig. 4 is
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 air outlet 11 that the embodiment passes through formation strip on machine indoors
It is formed with air inlet, in insertion air channel 3 in strip air outlet, indoors machine and forms the wind being adapted to strip air outlet
Fan so that for the insertion air channel 3 of fan and mixed wind apart from relatively closely, the heat exchange wind after heat exchanger exchanges heat can be in the effect of fan
Under with shorter path and faster speed evenly into insertion air channel 3, while travelling forward in insertion air channel 3
Larger negative pressure is formed in insertion air channel 3, introduce external more non-heat exchange wind from air-vent 23 mixes with heat exchange wind
Mixing wind is formed, mixing wind can rapidly and uniformly be diffused into partes corporis humani position from the air outlet 11 of strip so that human body is not
Temperature with position impression is more uniform, comfortable.Moreover, insertion air channel 3 has the air supplying part in the air inducing portion 31 and front at rear
31, two air outlets are formed between air inducing portion 31 and air supplying part 32, to using air inducing portion 31 to the non-heat exchange wind of sucking
It is combed, not only facilitates raising suction air volume, and the mixing uniformity of non-heat exchange wind and heat exchange wind can be improved, together
When, enough blending spaces are provided using the spacer portion and air supplying part 32 of air inducing portion 31 and air supplying part 32, are further ensured that mixed wind
Uniformity improves the comfort and uniformity of air-supply.Further, since the first air outlet 41 and the second air outlet 42 are formed in perforation
The arranged on left and right sides in air duct 3, the two is relative to each other, and the wind blown out from two air outlets influences each other, each other to the outlet air shape of other side
Become a common practice wall so that while the heat exchange wind blown out from air outlet is mixed with the non-heat exchange wind that rear sucks, by a part of wind
Potential energy can be converted to by kinetic energy, realizes that static pressure restores, and ensureing the wind sent out from air outlet 11, not only air quantity is big and air supplying distance
Far, it avoids because the wind that air supplying distance is too close, air outlet 11 is sent out is entered enclosure interior progress through air inlet again quickly
Heat exchange and the problem of cause heat exchange efficiency 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.
In addition, air quantity adjustment portion is formed in air inducing portion 31, for introducing drawing for insertion air channel 3 from air-vent 23
Air quantity is adjusted.Specifically, in this embodiment, air quantity adjustment portion is formed in air inducing portion 31, is remote close to air inducing portion 31
At terminal position from air-vent 23.Moreover, air quantity adjustment portion include shaft 91, can around the shaft 91 rotation baffle 92.Drawing
Inwardly projecting boss 313 is formed on 31 inner wall of wind portion, shaft 91 is formed on boss 313.The length and air inducing of baffle 92
The length in portion 31 is adapted.Being adapted herein, refer to when baffle 92 is closed completely, can completely close air inducing portion 31 without
Non- heat exchange wind can be introduced.Moreover, in conjunction with shown in Fig. 4 complete in baffle 92 shown in 92 full open position of baffle, Fig. 6
Shown in closed state and the sectional view being under non fully-closed state in baffle shown in Fig. 7, baffle 92 and boss 313 are arranged
For：When baffle 92 is opened completely, baffle 92 is located on boss 313, and is bonded with 31 inner wall of air inducing portion, does not stop from air-vent
23 enter the air quantity in air inducing portion 31；When baffle 92 completely closes, overlapping edges of the baffle 92 far from shaft 91 are in boss 313
On, realize blocking completely to air inducing.And when needing air inducing and needing to adjust absorbing quantity, then it can be by adjusting baffle 92
Rotation angle adjust the size of open 31 entrance of air inducing portion, and then realize the adjusting to absorbing quantity.
It, can be with manually or electrically due to equipped with the air quantity adjustment portion including baffle 92（When shaft 91 is connected with driving
When motor）Control baffle 92 selects to open air inducing portion 31 completely so that non-heat exchange wind can enter from air-vent 23 to be penetrated through
Air duct 3, and then be mixed to form after mixing wind with the heat exchange wind in entrance insertion air channel 3 and sent out from air outlet 11.Alternatively, can be with
Control baffle 92 completely closes air inducing portion 31, realizes air-supply identical with existing air conditioner structure and pattern.Further, it is also possible to control
It is realized to the non-heat exchange wind air quantity that control enters from air-vent 23 and air inducing portion 31 in 92 shield portions air inducing portion 31 of baffle
To the proportion adjustment of heat exchange wind air quantity in mixing wind and non-heat exchange wind air quantity.
Other than the setting air quantity adjustment portion in air inducing portion 31, it can also select to be arranged directly at air-vent 23 manual
Or the air quantity adjustment portion automatically controlled.
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 (16)
1. a kind of air conditioner indoor unit, including shell are formed with air outlet and two air inlets, in the shell on the housing
It is formed with air-vent between upper, two air inlets, on the housing and/or the enclosure interior is formed with front and back perforation
Insertion air channel, one end of the insertion air channel is connected with the air outlet, the other end is connected with the air-vent, special
Sign is, the insertion air channel includes the air inducing portion extended from the air-vent to the air outlet direction and from the air outlet
The air supplying part extended to the air-vent direction, it is close in end of the air inducing portion far from the air-vent and the air supplying part
Air outlet there are two being formed between the beginning of the air-vent, forms between each air outlet and an air inlet
There is a fan, for the air-out direction of the fan towards the corresponding air outlet, the fan arrangement is by wind from the air inlet
It introduces and is sent to the insertion air channel through the air outlet, adjusting is formed at the air-vent or in the air inducing portion
Enter the air quantity adjustment portion of the absorbing quantity of the insertion air channel from the air-vent；
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. air conditioner indoor unit according to claim 1, which is characterized in that the air outlet, the air-vent and it is described go out
Air port is strip, and the fan is adapted with the air outlet in the longitudinal direction.
3. air conditioner indoor unit according to claim 1, which is characterized in that the air quantity adjustment portion is set as with the shaft rotation that rotates
Dynamic mode adjusts the air quantity for the absorbing quantity for entering the insertion air channel from the air-vent.
4. air conditioner indoor unit according to claim 3, which is characterized in that the air quantity adjustment portion is formed in the air inducing portion
At interior, the close terminal position of the air inducing portion far from the air-vent.
5. air conditioner indoor unit according to claim 4, which is characterized in that be formed on air inducing portion inner wall inwardly projecting
Boss, the air quantity adjustment portion includes shaft, the baffle that can be rotated around the shaft, and the shaft is formed in the boss
On, the baffle length is adapted with the length in the air inducing portion, and the boss and the baffle plate setting are when the baffle is complete
The full baffle described when opening is located on the boss and is bonded with air inducing portion inner wall, when the baffle completely closes described in
Overlapping edges of the baffle far from the shaft are on the boss.
6. air conditioner indoor unit according to claim 1, which is characterized in that two air outlets and with go out described in two
Compatible two fans in air port using in the insertion air channel perpendicular to the central axes of the air outlet as symmetry axis or so
Symmetrically.
7. air conditioner indoor unit according to claim 1, which is characterized in that the end of the air inducing portion far from the air-vent
Interior bore be less than the air supplying part close to the beginning of the air-vent interior bore, the air outlet be configured to from it is described go out
The wind of air port blowout is towards the air supplying part.
8. air conditioner indoor unit according to claim 1, which is characterized in that the air outlet is formed in the air-vent and institute
Air outlet centre position is stated, alternatively, the air outlet is formed between the air-vent and the air outlet and closer to described
The position of air-vent.
9. air conditioner indoor unit according to claim 8, which is characterized in that in the insertion air channel perpendicular to described
On the central axes direction of air outlet, end of the air inducing portion far from the air-vent is with the air supplying part close to the air-vent
The distance between beginning be H, length of the air inducing portion on the central axes direction perpendicular to the air outlet is H's
2-3 times, the air supplying part is along 3-4.5 times that the length on the central axes direction of the air outlet is H.
10. air conditioner indoor unit according to claim 1, which is characterized in that beginning of the air supplying part close to the air-vent
Tangent line at end is drawing perpendicular to the central axes of the air outlet along described in along air-out direction with the insertion air channel
Air port forms the first angle to the direction of the air outlet, and the angle number of first angle is 25-45 °.
11. air conditioner indoor unit according to claim 1, which is characterized in that be located at the air inducing portion at the air outlet
It is the through-flow wind at a distance between the central axes of the end axial-flow fan corresponding with the air outlet far from the air-vent
Fan radius 1.4-2 times；The air supplying part at the air outlet is close to the beginning of the air-vent and the air outlet pair
Distance between the axial-flow fan edge answered is 1.1-1.6 times of the axial-flow fan radius.
12. air conditioner indoor unit according to claim 1, which is characterized in that along perpendicular to the central axes of the air outlet
On direction, the axial-flow fan is formed in the shell, closer at the air-vent position.
13. air conditioner indoor unit according to claim 12, which is characterized in that along described in the air outlet
On axis direction, the central axes of the axial-flow fan are the axis of the axial-flow fan at a distance from straight line where the air outlet
1.4-2 times where line and the air-vent at a distance from straight line.
14. air conditioner indoor unit according to claim 1, which is characterized in that the air inducing portion is from the air-vent to described
Bore is tapered in air outlet direction, and the air supplying part is at least sent in the part close to the air outlet from the air-vent to described
Bore flaring in the direction of air port.
15. air conditioner indoor unit according to claim 14, which is characterized in that the air supplying part is from the air-vent to described
The first tapered flaring again of bore in air outlet direction.
16. air conditioner indoor unit according to claim 15, which is characterized in that along the central axes of two axial-flow fans
Between line direction on, in the air inducing portion the most narrow place of bore be the end of the air inducing portion far from the air-vent, it is described to draw
The width at the most narrow place of bore is 1.2-2 times of the axial-flow fan radius in wind portion；The air supplying part is close to the air-vent
The width of interior bore at where beginning is 2.1-3 times of the axial-flow fan radius；The most narrow place of bore in the air supplying part
Width is 1.5-2.5 times of the axial-flow fan radius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510606236.4A CN105333503B (en) | 2015-09-22 | 2015-09-22 | A kind of air conditioner indoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510606236.4A CN105333503B (en) | 2015-09-22 | 2015-09-22 | A kind of air conditioner indoor unit |
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| Publication Number | Publication Date |
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| CN105333503A CN105333503A (en) | 2016-02-17 |
| CN105333503B true CN105333503B (en) | 2018-10-12 |
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| CN201510606236.4A Active CN105333503B (en) | 2015-09-22 | 2015-09-22 | A kind of air conditioner indoor unit |
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