CN109780631A - Air conditioner indoor unit, control method and air conditioner - Google Patents
Air conditioner indoor unit, control method and air conditioner Download PDFInfo
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- CN109780631A CN109780631A CN201811563488.3A CN201811563488A CN109780631A CN 109780631 A CN109780631 A CN 109780631A CN 201811563488 A CN201811563488 A CN 201811563488A CN 109780631 A CN109780631 A CN 109780631A
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000004378 air conditioning Methods 0.000 claims abstract description 19
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 238000004140 cleaning Methods 0.000 claims description 29
- 238000010438 heat treatment Methods 0.000 claims description 20
- 238000005192 partition Methods 0.000 claims description 12
- 238000007664 blowing Methods 0.000 claims description 5
- 241000237858 Gastropoda Species 0.000 claims description 3
- 238000004887 air purification Methods 0.000 abstract description 5
- 238000000746 purification Methods 0.000 description 21
- 230000000694 effects Effects 0.000 description 20
- 238000001816 cooling Methods 0.000 description 15
- 238000005057 refrigeration Methods 0.000 description 15
- 238000010792 warming Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 4
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- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
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Abstract
The invention provides an air conditioner indoor unit, a control method and an air conditioner, wherein the air conditioner indoor unit comprises: a first air duct (11), wherein a first fan (21) is arranged in the first air duct (11); a second air duct (12), wherein a second fan (22) is arranged in the second air duct (12); the air conditioner further comprises a filtering device (3), wherein the filtering device (3) is arranged in the first air channel (11) and is positioned on the air suction side and/or the air outlet side of the first fan (21); the air conditioner further comprises a heat exchanger (4), wherein the heat exchanger (4) is arranged in the second air duct (12) and is positioned on the air suction side of the second fan (22). The resistance of air flow is greatly reduced through the invention, so that the air-conditioning indoor unit effectively reduces the wind resistance and the surge noise while increasing the air purification function, and the problem of the surge noise caused by large wind resistance of inlet air and turbulent air flow is effectively solved.
Description
Technical field
The invention belongs to air-conditioning technical fields, and in particular to a kind of air conditioner indoor unit, control method and and air conditioner.
Background technique
According to the intrinsic flow properties of air, cold air density is larger to be had toward downward trend, the smaller tool of hot-air density
Have the tendency that ramping up.Wall-hanging air conditioner indoor unit is blown downwards with wishing outlet air greater angle in heating, is wished in refrigeration
Blow upwards to outlet air greater angle.
Traditional wall-hanging air conditioner indoor unit opens up air outlet on front side of housing bottom, using wind deflector realize up-draught and
Lower blowing.But the position of air outlet, towards fixed, the rotational angle of wind deflector is also limited, and cannot achieve can wide-angle
Up-draught, and can dry under wide-angle.If blowing angle is not big enough, it is possible that making human body the problem of wind blow-through human body
Feel uncomfortable.
Current wall-hanging air conditioner have upper and lower outlet air without air cleaning, have air cleaning but without upper and lower outlet air,
And all there is the problems such as big windage, surge noise in the air-conditioning with air-cleaning function, single through-flow fan blade purification air-conditioning windage is big, system
Cold heating comfort is poor.
Since the air-conditioning in the prior art with air-cleaning function all has the problems such as big windage, surge noise, singly pass through
Stream fan blade purification air-conditioning windage is big, and cooling and warming comfort is poor, and air flowing and Cycle Difference, air purification effect are poor；Double through-flow
Air-conditioning will lead to single tuyere air volume decaying when two through-flow fan blades are opened simultaneously, and there are the technologies such as return air to ask on the inside of air outlet
Topic, therefore researching and designing of the present invention goes out a kind of air conditioner indoor unit, control method and air conditioner.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is that overcoming air conditioner indoor unit in the prior art to exist increases sky
But bring that windage is big, defect of surge noise while gas purification function, thus provide a kind of air conditioner indoor unit, control method and
Air conditioner.
The present invention provides a kind of air conditioner indoor unit comprising:
First air duct is provided with the first blower in first air duct；
Second air duct is provided with the second blower in second air duct；
It further include filter device, the filter device is set in first air duct and is located at first blower
Air draught side and/or air side；
It further include heat exchanger, the heat exchanger is set to the air draught in second air duct and being located at second blower
Side.
Preferably,
First air duct and second air duct connect, and in the position that connects in first air duct and second air duct
It sets and the side for being located at air inlet is additionally provided with partition, so that the air-flow of the inlet side in first air duct and second air duct
Relatively separated.
Preferably,
The air conditioner indoor unit further includes panel, and the panel includes the first air inlet being oppositely arranged with first air duct
Grid and the second air-inlet grille being oppositely arranged with second air duct, first air-inlet grille and second air-inlet grille
Connecting position and the partition be connected to each other, make the air inlet and the air inlet of second air-inlet grille of first air-inlet grille
It is separated from each other.
Preferably,
The air conditioner indoor unit further include the side opposite with the panel and be oppositely arranged with second air duct
Three air-inlet grilles.
Preferably,
The air conditioner indoor unit includes the first spiral case and the first volute tongue, and first spiral case and first volute tongue surround institute
The first air duct is stated, first air duct further includes the first air outlet, and is additionally provided with the first wind-guiding at first air outlet
Plate.
Preferably,
The filter device includes the first filter element and/or filtering dress being set at first air outlet
Setting further includes the second filter element for being set to the air draught side of first blower.
Preferably,
The filter device further includes being arranged at first air duct and second air duct connecting position and being located at far
Third filter element from the panel side makes first air duct and second air duct via the third filter house
Part connection.
Preferably,
The air conditioner indoor unit includes the second spiral case and the second volute tongue, and second spiral case and second volute tongue surround institute
The second air duct is stated, second air duct further includes the second air outlet, and is provided with the second wind deflector at second air outlet.
Preferably,
First air duct and second air duct are arranged up and down, and first air duct is set to second air duct
Upper end；And/or when further including the first air outlet and the second air outlet, first air outlet is set to first air duct
Upper end, second air outlet be set to the lower end in second air duct；And/or first blower and/or described second
Blower is cross flow fan.
The present invention also provides a kind of control methods of air conditioner indoor unit, use preceding described in any item air conditioner indoor unit,
Freezed to interior, heated and/or air cleaning controls.
Preferably,
When simultaneously including the first blower, the first wind deflector, the second blower and the second wind deflector, the first air-inlet grille, second
When air-inlet grille, third air-inlet grille and third filter element:
And when starting of air conditioner or when needing fast-refrigerating or heating, first blower is closed in control, opens described the
One wind deflector opens second blower, and opens second wind deflector so that fraction from first air outlet and
Enter in first air duct at first air-inlet grille and is entered in the second air duct by the third filter element, portion
Divide air-flow to enter in second air duct from the second air-inlet grille and third air-inlet grille respectively, and enters in second air duct
Air-flow through with the heat exchanger heat exchange after from second air outlet blow out.
Preferably,
When simultaneously including the first blower, the first wind deflector, the second blower and the second wind deflector, the first air-inlet grille, second
When air-inlet grille, third air-inlet grille, the second filter element and third filter element:
And after starting of air conditioner operation a period of time room temperature being made to reach preset temperature, the first blower is opened in control,
First wind deflector is opened, second blower is opened and opens the second wind deflector, so that fraction is entered the wind from first
Grid is blown out after second filter element filtering, again via first blower and the first air outlet, and fraction is from the
Two air-inlet grilles and third air-inlet grille enter the second air duct and blow out from the second air outlet, and fraction is from the first air-inlet grille
Into in first air duct and by third filter element enter the second air duct in, finally from second air outlet blow out.
Preferably,
When needing air-conditioning not blow people, the open angle for controlling second wind deflector is opened upward until not blowing people, together
When control first blower and the second blower is opened, first wind deflector is opened.
Preferably,
When simultaneously including the first blower, the first wind deflector, the second blower and the second wind deflector, the first air-inlet grille, second
When air-inlet grille, third air-inlet grille and third filter element:
And when need to only purify air, the second blower is closed in control, opens the first blower, opens the first wind deflector and second
Wind deflector so that fraction from second air outlet enter second air duct, again via the third filter element into
Enter in the first air duct, fraction respectively enters in the second air duct, again via institute from the second air-inlet grille and third air-inlet grille
It states third filter element to enter in the first air duct, fraction enters in the first air duct from the first air-inlet grille, and enters first
Air-flow in air duct is blown out after first blower from first air outlet.
The present invention also provides a kind of air conditioners comprising preceding described in any item air conditioner indoor unit.
A kind of air conditioner indoor unit, control method and air conditioner provided by the invention have the following beneficial effects:
1. the present invention passes through two air ducts of setting and the respectively arranged blower in each air duct, and in the first air duct
Filter device is set, heat exchanger is set in the second air duct, so that the first air duct of air conditioner indoor unit has air cleaning and mistake
The function and effect of filter, the second air duct has the function of cooling and warming and effect, so that air-flow only flows through first when air cleaning
In air duct, only need to flow through filter device without flowing through heat exchanger so that the resistance that air-flow flows through is greatly reduced and (is reduced
Flow through the resistance of heat exchanger) so that air conditioner indoor unit efficiently reduces windage while increasing air-cleaning function,
Surge noise is reduced, effectively solves that air inlet windage is big and air turbulence bring surge noise problem；
2. the present invention also (is especially further led to by the partition also set up in the first air duct and the second air duct connecting position
Cross the form that two air-inlet grilles of panel are combined with partition) make the air-flow quilt of the inlet side in the first air duct and the second air duct
It effectively separates, existing double through-flow blower is effectively avoided to cause to enter the wind region for same air inlet flow path in the inlet side of blower
Air turbulence can lead to there is a phenomenon where tacking, solving the problems, such as two fan blades while will lead to single tuyere air volume decaying when opening
It crosses the wind speed that above-mentioned means can also make air outlet blow out to increase, moreover it is possible to solve return air on the inside of two cross flow fan air outlets
Problem；
3. the present invention is substantially carried out sky in the first blower and the first air duct by upper and lower two air ducts and blower fan structure
Gas purifies, and heating refrigeration is substantially carried out in the second air duct, so that passing through the first air duct and the first blower when normal heating is freezed
Effect and driving ringing effectively is carried out to the air-flow in indoor environment, accelerate the circulation of air, so that indoor
Air-flow quickly reaches samming, so that room temperature uniformity and comfort are more preferably；And also made by the connection between two air ducts
With (at third filter element), can be closed by the first blower of control when starting or quickly need to heat refrigeration, the second blower
It opens, so that can also enter the wind from the first air outlet, effectively increases incoming air area, improve the rate of heating refrigeration, mention
It is high-comfort；And it can also be closed by controlling the second blower when air-conditioning only needs filtration, purification, the unlatching of the first blower, so that
It can also be entered the wind from the second air outlet, from the first air outlet, effectively increase incoming air area when air conditioning purification function,
Improve the purification efficiency of air-conditioning, energy consumption reduces；And it is also opposite with the second air duct by being arranged in side opposite with panel
The third air-inlet grille of setting also can effectively increase incoming air area, improve the rate of heating refrigeration, improve comfort.
Detailed description of the invention
Fig. 1 be air conditioner indoor unit of the invention in normal indoor refrigeration (the first blower and the second blower open, second
Wind deflector is towards up-draught) and air cleaning simultaneously work structure diagram；
Fig. 2 be air conditioner indoor unit of the invention in normal indoor heating (the first blower and the second blower open, second
Wind deflector is dried downward) and air cleaning simultaneously work structure diagram；
Fig. 3 be air conditioner indoor unit of the invention on startup or need fast-refrigerating or heating when (the first blower close, second
Blower open) work structure diagram；
Fig. 4 is air conditioner indoor unit of the invention (the first blower opening, the second wind when only needing to indoor carry out air cleaning
Organ closes) work structure diagram.
Appended drawing reference indicates in figure are as follows:
11, the first air duct；12, the second air duct；21, the first blower；22, the second blower；3, filter device；31, the first mistake
Filter component；32, the second filter element；33, third filter element；4, heat exchanger；5, partition；6, panel；61, the first air inlet lattice
Grid；62, the second air-inlet grille；7, third air-inlet grille；81, the first spiral case；82, the second spiral case；91, the first volute tongue；92, second
Volute tongue；101, the first air outlet；102, the second air outlet；111, the first wind deflector；112, the second wind deflector.
Specific embodiment
As shown in Figs 1-4, the present invention provides a kind of air conditioner indoor unit comprising:
First air duct 11 is provided with the first blower 21 in first air duct 11；
Second air duct 12 is provided with the second blower 22 in second air duct 12；
It further include filter device 3, the filter device 3 is set in first air duct 11 and is located at first wind
The air draught side of machine 21 and/or air side；
It further include heat exchanger 4, the heat exchanger 4 is set in second air duct 12 and is located at second blower 22
Air draught side.
The present invention is by two air ducts of setting and the respectively arranged blower in each air duct, and sets in the first air duct
Filter device is set, heat exchanger is set in the second air duct, so that the first air duct of air conditioner indoor unit has air cleaning and filtering
Function and effect, the second air duct has the function of cooling and warming and effect, so that air-flow only flows through the first wind when air cleaning
In road, only need to flow through filter device without flowing through heat exchanger so that the resistance that air-flow flows through, which greatly reduces, (reduces stream
Resistance through heat exchanger) so that air conditioner indoor unit efficiently reduces windage while increasing air-cleaning function, subtract
Small surge noise, effectively solves that air inlet windage is big and air turbulence bring surge noise problem.
The present invention propose it is a kind of up and down double through-flow blower fan structure, it can be achieved that up and down air port simultaneously outlet air or up and down individually go out
Wind.The size for improving or changing two through-flow fan blade diameters by adjusting the independent rotation speed between two cross flow fans improves air inlet
Windage；Lower blower is main power blower, and upper fan is auxiliary combing air current composition, and making room airflow, more evenly room is more comfortable；?
Purification device is designed in upper fan air inlet or gas outlet, realizes air cleaning, and air is healthier.
The present invention is substantially carried out air in the first blower and the first air duct by upper and lower two air ducts and blower fan structure
Purification is substantially carried out heating refrigeration in the second air duct, so that passing through the first air duct and the first blower in normal heating refrigeration
It acts on and driving ringing effectively is carried out to the air-flow in indoor environment, accelerate the circulation of air, so that Indoor Air
Stream quickly reaches samming, so that room temperature uniformity and comfort are more preferably.
Preferably,
First air duct 11 and second air duct 12 connect, and in first air duct 11 and second air duct 12
Connecting position and be located at the side of air inlet and be additionally provided with partition 5 so that first air duct 11 and second air duct 12
The air-flow of inlet side is relatively separated.Partition of the present invention also by being also set up in the first air duct and the second air duct connecting position
So that the air-flow of the inlet side in the first air duct and the second air duct is sufficiently separated, effectively avoid existing double through-flow blower in wind
The inlet side of machine causes to enter the wind regional gas stream disorder for same air inlet flow path, can solve two fan blades there is a phenomenon where tacking
The problem of will lead to the decaying of single tuyere air volume when opening simultaneously is increased by the wind speed that above-mentioned means can also make air outlet blow out
Greatly, moreover it is possible to solve the problems, such as return air on the inside of two cross flow fan air outlets.
Preferably,
The air conditioner indoor unit further includes panel 6, and the panel includes first be oppositely arranged with first air duct 11
Air-inlet grille 61 and the second air-inlet grille 62 being oppositely arranged with second air duct 12, first air-inlet grille 61 and described
The connecting position of second air-inlet grille 62 is connected to each other with the partition 5, make the air inlet of first air-inlet grille 61 with it is described
The air inlet of second air-inlet grille 62 is separated from each other.This is the preferred constructive form of the air inlet side of air conditioner indoor unit of the invention,
I.e. by panel and the first air-inlet grille and the second air-inlet grille that are arranged on panel, and make the first air-inlet grille and the first wind
Road is oppositely arranged, can be by entering the wind at the first air-inlet grille to the first air duct, the second air-inlet grille and the second air duct phase
To setting, can by being entered the wind at the second air-inlet grille to the second air duct, and the first air-inlet grille and second air inlet lattice
The position that grid connect is docked with partition, picture 1-4, can by partition and two parts air-inlet grille to the first air duct into
Wind and the air inlet in the second air duct play the role of further mutually completely cutting off, and further effectively prevent double through-flow in air inlet region
The phenomenon that in the presence of tacking, so that two air ducts are entered the wind independently of each other, so that air-flow more steady ordered, reduces disorder, thus
Heat exchange efficiency is improved, and then the wind speed of air outlet can also be improved, solve the problems, such as air outlet return air.
As shown in Fig. 2, a kind of outlet air indoor unit up and down and with its air conditioner, including upper and lower two cross flow fans and upper
The upper lower air duct of lower volute tongue and upper and lower spiral case composition, evaporator part are located among two cross flow fans, and with cross flow fan, snail
Tongue, spiral case form a closed cavity, and upper and lower two air ducts are isolated into two independent cavitys, form two independent wind
Machine system, purification airstrainer are located at the air inlet of upper air duct, form one with the first blower, the first volute tongue, the first spiral case
Closed cavity, the first wind deflector of upper air duct air outlet, the second wind deflector of lower air duct air outlet, evaporator filter screen, first into
Style grid 61, the second air-inlet grille 62.Since upper lower air duct is all independent system, upper and lower blower can independent control realization
Air-cleaning function and refrigeration and heat-production functions.
Preferably,
The air conditioner indoor unit further includes the side opposite with the panel 6 and is oppositely arranged with second air duct 12
Third air-inlet grille 7.Also by the third air-inlet grille being oppositely arranged with the second air duct being arranged in side opposite with panel,
The incoming air area in the second air duct can effectively be increased, improve the rate of heating refrigeration, improve comfort.
Preferably,
The air conditioner indoor unit includes the first spiral case 81 and the first volute tongue 91, first spiral case 81 and first volute tongue
91 surround first air duct 11, and first air duct 11 further includes the first air outlet 101, and in first air outlet 101
Place is additionally provided with the first wind deflector 111.This is the preferred constructive form in the first air duct of air conditioner indoor unit of the invention, passes through
One spiral case and the first volute tongue can be effectively formed the first air channel structure, and the first wind-guiding being arranged at the first air outlet
Plate enables to the first air duct to be formed the cavity body structure of independent relative closure, enables to the air-flow in the first air duct
Separate relatively independently with the air-flow in the second air duct, prevent air-flow crossfire, and especially prevents from preventing in air inlet side
Air-flow robs gas, avoids air turbulence.
Preferably,
The filter device 3 includes being set to the first filter element 31 at first air outlet 101 and/or described
Filter device 3 further includes the second filter element 32 for being set to the air draught side of first blower 21.This is of the invention
The preferred constructive form of filter device can go out that is, by the first filter element being arranged at the first air outlet to from first
The air-flow that air port flows through is filtered the effect of purification, and the second filter element is arranged in the air draught side of the first blower can be to entrance
Air-flow before first blower is filtered the effect of purification.
Preferably,
The filter device 3 further include be arranged at first air duct 11 and 12 connecting position of the second air duct and
Be located remotely from the third filter element 33 of 6 side of panel, make first air duct 11 and second air duct 12 via
The third filter element 33 is connected to.Pass through the third filter element in the first air duct and the setting of the second air duct connecting position, energy
It is enough that realization between first air duct and the second air duct is connected to, and the air-flow flowed through between the first and second air ducts is filtered only
The effect of change, and by connection effect (at third filter element) between two air ducts, can be by controlling the first blower
It closes when starting or quickly need to heat refrigeration, the unlatching of the second blower, so that can also be entered the wind from the first air outlet, effectively increases
Big incoming air area, improves the rate of heating refrigeration, improves comfort；And it can also be by the second blower of control in air-conditioning
Closed when only needing filtration, purification, the first blower is opened so that can also be entered the wind from the second air outlet, from the first air outlet,
Incoming air area when air conditioning purification function is effectively increased, improves the purification efficiency of air-conditioning, energy consumption reduces.
Preferably,
The air conditioner indoor unit includes the second spiral case 82 and the second volute tongue 92, second spiral case 82 and second volute tongue
92 surround second air duct 12, and second air duct 12 further includes the second air outlet 102, and in second air outlet 102
Place is provided with the second wind deflector 112.This is the preferred constructive form in the second air duct of air conditioner indoor unit of the invention, passes through second
Spiral case and the second volute tongue can be effectively formed the second air channel structure, and the second wind deflector being arranged at the second air outlet,
It enables to the second air duct to be formed the cavity body structure of independent relative closure, enables to the air-flow in the second air duct opposite
Independently separate with the air-flow in the first air duct and (is not absolute separation, can be connected by realization at third filter element
Although leading to but since the barrier effect of third filter element can be connected to but also achieve the phase between the first and second air ducts
To independent and separation), air-flow crossfire is prevented, and especially prevent from preventing air-flow from robbing gas in air inlet side, avoids air turbulence.
Preferably,
First air duct 11 and about 12 second air duct are arranged, and first air duct 11 is set to described second
The upper end in air duct 12；And/or when further including the first air outlet and the second air outlet, first air outlet 101 is set to institute
State the upper end in the first air duct 11, second air outlet 102 is set to the lower end in second air duct 12；And/or described first
Blower 21 and/or second blower 22 are cross flow fan.This is the preferred constructive form of two fans indoor unit of the invention, i.e.,
Realize that the first air duct of filtering and the first blower are located at the upper end in the second air duct and the second blower of realizing cooling and warming, make
The air duct at end is used to filter and the air duct of purification air, lower end is used to cooling and warming air, and the first air outlet is located at
The upper end in the first air duct, which can be realized, carries out outlet air after the filtering of upside, and the lower end that the second air outlet is located at the second air duct can be real
Outlet air is now carried out after lower air duct cooling and warming, and two blowers are cross flow fan, so that air draught is high-efficient, low noise,
Meets the needs of indoor cooling and warming and filtering and inside air circulation.
The present invention also provides a kind of control methods of air conditioner indoor unit, use preceding described in any item air conditioner indoor unit,
Freezed to interior, heated and/or air cleaning controls.The present invention is by two air ducts of setting and in each air duct
Respectively arranged blower, and filter device is set in the first air duct, heat exchanger is set in the second air duct, so that air conditioning chamber
First air duct of interior machine has the function of air cleaning and filtering and effect, and the second air duct has the function of cooling and warming and work
With so that air-flow only flows through in the first air duct, only need to flow through filter device without flowing through heat exchanger, to make when air cleaning
It obtains the resistance that air-flow flows through to greatly reduce and (reduce the resistance for flowing through heat exchanger), so that air conditioner indoor unit is increasing air
Windage is efficiently reduced while purification function, reduces surge noise, effectively solves that air inlet windage is big and air turbulence band
The surge noise problem come.
The present invention propose it is a kind of up and down double through-flow blower fan structure, it can be achieved that up and down air port simultaneously outlet air or up and down individually go out
Wind.The size for improving or changing two through-flow fan blade diameters by adjusting the independent rotation speed between two cross flow fans improves air inlet
Windage；Lower blower is main power blower, and upper fan is auxiliary combing air current composition, and making room airflow, more evenly room is more comfortable；?
Purification device is designed in upper fan air inlet or gas outlet, realizes air cleaning, and air is healthier.
The present invention is substantially carried out air in the first blower and the first air duct by upper and lower two air ducts and blower fan structure
Purification is substantially carried out heating refrigeration in the second air duct, so that passing through the first air duct and the first blower in normal heating refrigeration
It acts on and driving ringing effectively is carried out to the air-flow in indoor environment, accelerate the circulation of air, so that Indoor Air
Stream quickly reaches samming, so that room temperature uniformity and comfort are more preferably.
As shown in Figure 3, it is preferable that
When simultaneously including the first blower, the first wind deflector, the second blower and the second wind deflector, the first air-inlet grille, second
When air-inlet grille, third air-inlet grille and third filter element:
And when starting of air conditioner or when needing fast-refrigerating or heating, control and close first blower 21, described in opening
First wind deflector 111 opens second blower 22, and opens second wind deflector 112, so that fraction is from described the
At one air outlet 101 and first air-inlet grille 61 enter first air duct in and by the third filter element into
Entering in the second air duct, fraction enters in second air duct from the second air-inlet grille 62 and third air-inlet grille 7 respectively, and
It is blown out into the air-flow in second air duct through with after heat exchanger heat exchange from second air outlet.
This is the preferred control means of air conditioner indoor unit of the invention when air-conditioning has just started or fast-refrigerating is needed to heat,
Made by way of closing the first blower and opening the second blower in addition to lattice can be entered the wind from the second air-inlet grille and third
Grid air inlet into air duct except, can also be entered the wind by the first air outlet and the first air-inlet grille into the second air duct, have
Incoming air area is increased to effect, cooling and warming rate is improved, can be realized fast-refrigerating or heating.Specifically, air is from upper
Duct outlet flows through the first blower 21 (preferably cross flow fan), the first filter element 31 (preferably cleaning filtration screen of air) leads to afterwards
It crosses heat exchanger 4 (preferably evaporator) and carries out heat exchange, while can also be straight by the second air-inlet grille 62, third air-inlet grille 63
Tap into, then using evaporator heat exchange, inlet channel is more, and incoming air area is big, and air quantity is big, and evaporator heat exchanger effectiveness is high,
Adjust 112 vertical swing flap of the second wind deflector, it can be achieved that rapid warm raising and quick temperature drop control.Refrigerated medium is mainly realized at this time
Heat, since the first blower 21 does not operate, the air quantity of the second blower 22 is maximum, heat transfer effect highest, but passes through air cleaning
The air quantity of strainer is smaller, and air purification effect is bad.
As shown in Figure 2, it is preferable that
When simultaneously including the first blower, the first wind deflector, the second blower and the second wind deflector, the first air-inlet grille, second
When air-inlet grille, third air-inlet grille, the second filter element and third filter element:
And after starting of air conditioner operation a period of time room temperature being made to reach preset temperature (or heating mode), control is beaten
The first blower 21 is opened, first wind deflector 111 is opened, open second blower 22 and opens the second wind deflector 112,
So that fraction goes out after second filter element filtering, again via first blower and first from the first air-inlet grille
Air port blowout, fraction enter the second air duct from the second air-inlet grille and third air-inlet grille and blow out from the second air outlet,
Fraction enters in first air duct from the first air-inlet grille and is entered in the second air duct by third filter element, most
It is blown out eventually from second air outlet.
This is air conditioner indoor unit of the invention makes room temperature reach preset temperature in starting of air conditioner operation a period of time
Preferred control means afterwards are made by way of opening the first blower and opening the second blower from upper air duct (i.e. the first wind
Road) be able to carry out filtration, purification air, lower air duct (i.e. the second air duct) is able to carry out cooling and warming, and upper air duct blowout wind
It can promote indoor air circulation, improve the uniformity of room temperature, improve comfort level.Specifically, by adjusting the first wind-guiding
111 swing flap angle of plate, the air-flow of the blowout of upper air duct can assist improving the air current composition in room, accelerate room airflow circulation,
And then further increase room temperature uniformity.The revolving speed of first blower 21 can be with independent control, and air quantity and wind speed are with revolving speed
It adjusts and changes.Due to the unlatching of the first blower 21, the air by the first filter element 31 and the second filter element 32 increases,
The effect of air cleaning is also constantly being promoted.
As illustrated in fig. 1, it is preferred that
When needing air-conditioning not blow people (or refrigeration mode), the open angle for controlling second wind deflector 112 is beaten upward
Open until do not blow people, at the same control first blower 21 and the second blower 22 opens, first wind deflector 111 opening.
This is air conditioner indoor unit of the invention excellent after air-conditioning opens cooling and warming mode and when needing directly not blow people
Control means are selected, i.e., are opened upward by opening the first blower and opening the second blower and adjust the second wind deflector to prevent
The mode for blowing people downwards to be able to carry out filtration, purification air, lower air duct (i.e. the second air duct) from upper air duct (i.e. the first air duct)
It is able to carry out cooling and warming, and the wind of upper air duct blowout can promote indoor air circulation, improve the uniformity of room temperature,
Improve comfort level.Specifically, the cold air or hot-air come out at this time from lower air duct is sent toward ceiling, while opening the first blower
21, the wind auxiliary that comes out of upper air duct accelerates air circulation, and along ceiling toward entire room Uniform Flow, reaching has cool feeling calm
The state of sense.
As shown in Figure 4, it is preferable that
When simultaneously including the first blower, the first wind deflector, the second blower and the second wind deflector, the first air-inlet grille, second
When air-inlet grille, third air-inlet grille and third filter element:
And when need to only purify air, the second blower 22 is closed in control, opens the first blower 21, opens the first wind deflector
111 and second wind deflector 112, so that fraction enters second air duct from second air outlet, again via described the
Three filter elements enter in the first air duct, and fraction respectively enters the second air duct from the second air-inlet grille and third air-inlet grille
In, again via the third filter element enter the first air duct in, fraction from the first air-inlet grille enter the first air duct in,
And the air-flow entered in the first air duct is blown out after first blower from first air outlet.
This is the preferred control means of air conditioner indoor unit of the invention when that only need to purify air without cooling and warming, i.e.,
Made by way of closing the second blower and opening the first blower in addition to can be from the first air-inlet grille air inlet to the first air duct
In except, can also be entered the wind by the second air outlet and the second air-inlet grille, third air-inlet grille into the first air duct, have
Incoming air area is increased to effect, cooling and warming rate is improved, can be realized fast-refrigerating or heating.Specifically, air is under
Air outlet, the first air-inlet grille 61, the second air-inlet grille 62 and third air-inlet grille 63 are directly entered, and flow through air purification filter
Net is blown out from upper air outlet, completes air cleaning, and upper air duct air quantity is maximum at this time, and air purification efficiency highest, effect is best,
Most power saving.
The present invention also provides a kind of air conditioners comprising preceding described in any item air conditioner indoor unit.The present invention passes through setting
Two air ducts and the respectively arranged blower in each air duct, and filter device is set in the first air duct, in the second air duct
Middle setting heat exchanger, so that the first air duct of air conditioner indoor unit has the function of air cleaning and filtering and effect, the second air duct
Have the function of cooling and warming and effect, so that air-flow only flows through in the first air duct, need to only flow through filter device when air cleaning
Without flowing through heat exchanger, so that the resistance that air-flow flows through greatly reduces and (reduces the resistance for flowing through heat exchanger), thus
So that air conditioner indoor unit efficiently reduces windage while increasing air-cleaning function, surge noise is reduced, is effectively solved
Certainly air inlet windage is big and air turbulence bring surge noise problem.
The present invention proposes a kind of double through-flow blower fan structure, it can be achieved that air port outlet air or independent outlet air up and down simultaneously up and down.It is logical
The size that the independent rotation speed crossed between two cross flow fans of adjustment improves or change two through-flow fan blade diameters improves air inlet windage
Big air turbulence surge noise problem, also solving two same diameter size through-flow fan blades while tacking when opening leads to single wind
One's intention as revealed in what one says amount attenuation problem also solves the problems, such as return air on the inside of air outlet；Designing different incoming air areas improves air inlet windages, comb into
Gas air velocity distribution uniformity and velocity ratio；Lower blower is main power blower, and upper fan is auxiliary combing air current composition, makes room airflow
More evenly, room is more comfortable；Purification device is designed in upper fan air inlet or gas outlet, realizes air-cleaning function, air is more
Health.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.With
It is only the preferred embodiment of the present invention described in upper, it is noted that for those skilled in the art, not
Under the premise of being detached from the technology of the present invention principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as this
The protection scope of invention.
Claims (15)
1. a kind of air conditioner indoor unit, it is characterised in that: include:
First air duct (11) is provided with the first blower (21) in first air duct (11)；
Second air duct (12) is provided with the second blower (22) in second air duct (12)；
It further include filter device (3), the filter device (3) is set in first air duct (11) and is located at described first
The air draught side and/or air side of blower (21)；
It further include heat exchanger (4), the heat exchanger (4) is set in second air duct (12) and is located at second blower
(22) air draught side.
2. air conditioner indoor unit according to claim 1, it is characterised in that:
First air duct (11) and second air duct (12) connect, and in first air duct (11) and second air duct
(12) the connecting position and side for being located at air inlet is additionally provided with partition (5), so that first air duct (11) and described second
The air-flow of the inlet side in air duct (12) is relatively separated.
3. air conditioner indoor unit according to claim 2, it is characterised in that:
The air conditioner indoor unit further includes panel (6), and the panel includes first be oppositely arranged with first air duct (11)
Air-inlet grille (61) and the second air-inlet grille (62) being oppositely arranged with second air duct (12), first air-inlet grille
(61) it is connected to each other with the partition (5) with the connecting position of second air-inlet grille (62), makes first air-inlet grille
(61) air inlet and the air inlet of second air-inlet grille (62) are separated from each other.
4. air conditioner indoor unit according to claim 3, it is characterised in that:
The air conditioner indoor unit further includes the side opposite with the panel (6) and is oppositely arranged with second air duct (12)
Third air-inlet grille (7).
5. air conditioner indoor unit described in any one of -4 according to claim 1, it is characterised in that:
The air conditioner indoor unit includes the first spiral case (81) and the first volute tongue (91), first spiral case (81) and first snail
Tongue (91) surrounds first air duct (11), and first air duct (11) further includes the first air outlet (101), and described first
The first wind deflector (111) are additionally provided at air outlet (101).
6. air conditioner indoor unit according to claim 5, it is characterised in that:
The filter device (3) includes the first filter element (31) and/or the institute being set at first air outlet (101)
Stating filter device (3) further includes the second filter element (32) for being set to the air draught side of first blower (21).
7. air conditioner indoor unit according to claim 3, it is characterised in that:
The filter device (3) further include be arranged at first air duct (11) and second air duct (12) connecting position,
And it is located remotely from the third filter element (33) of the panel (6) side, makes first air duct (11) and second wind
Road (12) is connected to via the third filter element (33).
8. air conditioner indoor unit described in any one of -7 according to claim 1, it is characterised in that:
The air conditioner indoor unit includes the second spiral case (82) and the second volute tongue (92), second spiral case (82) and second snail
Tongue (92) surrounds second air duct (12), and second air duct (12) further includes the second air outlet (102), and described second
The second wind deflector (112) are provided at air outlet (102).
9. air conditioner indoor unit according to claim 8, it is characterised in that:
First air duct (11) and second air duct (12) are arranged up and down, and first air duct (11) is set to described
The upper end in two air ducts (12)；And/or when further including the first air outlet and the second air outlet, first air outlet (101) is set
It is placed in the upper end of first air duct (11), second air outlet (102) is set to the lower end of second air duct (12)；
And/or first blower (21) and/or second blower (22) are cross flow fan.
10. a kind of control method of air conditioner indoor unit, it is characterised in that:
Using the air conditioner indoor unit of any of claims 1-9, is freezed to interior, heated and/or air cleaning
It is controlled.
11. control method according to claim 10, it is characterised in that:
When simultaneously including the first blower, the first wind deflector, the second blower and the second wind deflector, the first air-inlet grille, the second air inlet
When grid, third air-inlet grille and third filter element:
And when starting of air conditioner or when needing fast-refrigerating or heating, first blower (21) is closed in control, opens described the
One wind deflector (111) opens second blower (22), and opens second wind deflector (112), so that fraction is from institute
It states and enters in first air duct and by the third mistake at the first air outlet (101) and first air-inlet grille (61)
It filters component (33) to enter in the second air duct (12), fraction is respectively from the second air-inlet grille (62) and third air-inlet grille (63)
Into in second air duct, and the air-flow entered in second air duct goes out through with after heat exchanger heat exchange from described second
Air port blowout.
12. control method according to claim 10, it is characterised in that:
When simultaneously including the first blower, the first wind deflector, the second blower and the second wind deflector, the first air-inlet grille, the second air inlet
When grid, third air-inlet grille, the second filter element and third filter element:
And after starting of air conditioner operation a period of time room temperature being made to reach preset temperature, the first blower (21) are opened in control,
First wind deflector (111) is opened, second blower (22) is opened and opens the second wind deflector (112), so that part
Air-flow is blown after second filter element filtering, again via first blower and the first air outlet from the first air-inlet grille
Out, fraction enters the second air duct from the second air-inlet grille and third air-inlet grille and blows out from the second air outlet, part gas
Stream enters in first air duct from the first air-inlet grille and is entered in the second air duct by third filter element, finally from institute
State the blowout of the second air outlet.
13. control method according to claim 12, it is characterised in that:
When needing air-conditioning not blow people, the open angle for controlling second wind deflector (112) is opened upward until not blowing people, together
When control first blower (21) and the second blower (22) open, first wind deflector (111) open.
14. control method according to claim 11, it is characterised in that:
When simultaneously including the first blower, the first wind deflector, the second blower and the second wind deflector, the first air-inlet grille, the second air inlet
When grid, third air-inlet grille and third filter element:
And when need to only purify air, the second blower (22) are closed in control, are opened the first blower (21), and the first wind deflector is opened
(111) and the second wind deflector (112), so that fraction enters second air duct, again via institute from second air outlet
It states third filter element to enter in the first air duct, fraction respectively enters second from the second air-inlet grille and third air-inlet grille
Enter in the first air duct in air duct, again via the third filter element, fraction enters the first wind from the first air-inlet grille
In road, and the air-flow entered in the first air duct is blown out after first blower from first air outlet.
15. a kind of air conditioner, it is characterised in that:
Including air conditioner indoor unit of any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811563488.3A CN109780631A (en) | 2018-12-20 | 2018-12-20 | Air conditioner indoor unit, control method and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811563488.3A CN109780631A (en) | 2018-12-20 | 2018-12-20 | Air conditioner indoor unit, control method and air conditioner |
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| Publication Number | Publication Date |
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| CN109780631A true CN109780631A (en) | 2019-05-21 |
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ID=66497443
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| CN201811563488.3A Pending CN109780631A (en) | 2018-12-20 | 2018-12-20 | Air conditioner indoor unit, control method and air conditioner |
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| CN110207267A (en) * | 2019-07-01 | 2019-09-06 | 珠海格力电器股份有限公司 | Fan coil and air conditioner with same |
| CN110285500A (en) * | 2019-06-26 | 2019-09-27 | 珠海格力电器股份有限公司 | Air conditioner convenient to installation |
| CN110425637A (en) * | 2019-08-05 | 2019-11-08 | 宁波奥克斯电气股份有限公司 | A kind of indoor unit that a variety of air-out modes can be achieved and its control method |
| CN110779100A (en) * | 2019-11-01 | 2020-02-11 | 珠海格力电器股份有限公司 | Air conditioner with rotatable filtering device |
| WO2021110144A1 (en) * | 2019-12-06 | 2021-06-10 | 广东美的白色家电技术创新中心有限公司 | Heat exchange device and refrigerant circulation system |
| CN113028509A (en) * | 2021-03-31 | 2021-06-25 | 珠海格力电器股份有限公司 | Air conditioner indoor unit, control method and air conditioner |
| CN114484837A (en) * | 2021-12-30 | 2022-05-13 | 卡富环球有限公司 | Double-air-duct component and air purification hand dryer |
| CN115597183A (en) * | 2022-10-25 | 2023-01-13 | 珠海格力电器股份有限公司（Cn） | Control logic capable of increasing air volume, control device, medium and air conditioner |
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| CN115597183A (en) * | 2022-10-25 | 2023-01-13 | 珠海格力电器股份有限公司（Cn） | Control logic capable of increasing air volume, control device, medium and air conditioner |
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Application publication date: 20190521 |