CN214841206U - Air conditioner indoor unit and air conditioner with same - Google Patents
Air conditioner indoor unit and air conditioner with same Download PDFInfo
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- CN214841206U CN214841206U CN202022890531.6U CN202022890531U CN214841206U CN 214841206 U CN214841206 U CN 214841206U CN 202022890531 U CN202022890531 U CN 202022890531U CN 214841206 U CN214841206 U CN 214841206U
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Abstract
The application provides machine and have its air conditioner in air conditioning, machine in an air conditioning includes: the air conditioner comprises a shell, an air supply duct, a fan and a ventilation channel, wherein an air inlet and an air outlet are formed in the shell; the air supply duct is arranged in the shell; the air supply duct is provided with an air inlet communicated to the air inlet; the air supply duct is provided with an air outlet which is communicated to the air outlet; the fan is arranged in the air supply duct; the first end of the air exchange channel is communicated to the air supply duct; the second end of the ventilation channel is communicated to the outside; the ventilation channel is used for indoor and outdoor ventilation. According to the air conditioner indoor unit and the air conditioner with the same, the ventilation function can be realized.
Description
Technical Field
This application belongs to air conditioner technical field, concretely relates to machine and have its air conditioner in air conditioning.
Background
At present, in the air conditioning industry, the wall-mounted unit with the fresh air function needs to realize the ventilation function, and an independent fan system and outdoor air need to be adopted for ventilation, so that the cost is greatly increased.
Therefore, how to provide an air conditioner indoor unit capable of realizing a ventilation function and an air conditioner with the same become a problem which needs to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
Therefore, an object of the present invention is to provide an indoor unit of an air conditioner and an air conditioner having the same, which can implement a ventilation function.
In order to solve the above problem, the present application provides an air conditioning indoor unit, including:
the air conditioner comprises a shell, wherein an air inlet and an air outlet are formed in the shell;
the air supply duct is arranged in the shell; the air supply duct is provided with an air inlet communicated to the air inlet; the air supply duct is provided with an air outlet which is communicated to the air outlet;
the fan is arranged in the air supply duct;
the first end of the air exchange channel is communicated to the air supply duct; the second end of the ventilation channel is communicated to the outside; the ventilation channel is used for indoor and outdoor ventilation.
Preferably, the ventilation channel comprises a fresh air channel, and a first end of the fresh air channel is communicated to the air inlet; the second end of the fresh air channel is communicated to the outside; the fresh air channel is used for guiding outdoor air to enter the air supply channel;
and/or the air exchange channel comprises an air exhaust channel, and the first end of the air exhaust channel is communicated to the air exhaust outlet; the second end of the air exhaust channel is communicated to the outside; the air exhaust channel is used for guiding the air in the air supply duct to be exhausted outdoors.
Preferably, the fan is a centrifugal fan.
Preferably, the housing comprises a front plate, a first side plate, a back plate and a second side plate which are connected in sequence; the back plate is arranged on the wall body; the centrifugal fan comprises a first centrifugal fan and a second centrifugal fan; the first centrifugal fan and the second centrifugal fan are sequentially arranged in the direction close to the second side plate.
Preferably, the air supply duct comprises a first air supply duct, and the first centrifugal fan is arranged in the first air supply duct;
and/or the air supply duct comprises a second air supply duct, and the second centrifugal fan is arranged in the second air supply duct.
Preferably, the outlet comprises a first outlet; the first air outlet is arranged on the front plate;
and/or the air outlet comprises a second air outlet which is arranged on the first side plate;
and/or the air outlet comprises a third air outlet which is arranged on the second side plate;
and/or the air inlet comprises a first air inlet which is arranged at the top of the shell;
and/or the air inlet comprises a second air inlet which is arranged at the bottom of the shell.
Preferably, the number of the air outlets is set to be a plurality; the number of the air outlets is set to be a plurality; the air outlets are communicated with the air outlets in a one-to-one correspondence manner.
Preferably, when the air supply duct comprises a first air supply duct and the air outlet comprises a first air outlet, the first air supply duct is provided with a first front air outlet communicated to the first air outlet;
and/or when the air supply duct comprises a first air supply duct and the air outlet comprises a second air outlet, the first air supply duct is provided with a first side air outlet which is communicated with the second air outlet;
and/or when the air supply duct comprises a first air supply duct and the air exchange channel comprises an air exhaust channel, the first air supply duct is provided with a first rear air outlet which is communicated to the first end of the air exhaust channel;
and/or when the air supply duct comprises a first air supply duct, and the air inlet comprises a first air inlet, the first air supply duct is provided with a first air inlet which is communicated with the first air inlet;
and/or when the air supply duct comprises a first air supply duct and the air inlet comprises a second air inlet, the first air supply duct is provided with a second air inlet which is communicated with the second air inlet;
and/or when the air supply duct comprises a second air supply duct and the air outlet comprises a first air outlet, the second air supply duct is provided with a second front air outlet communicated to the first air outlet;
and/or when the air supply duct comprises a second air supply duct and the air outlet comprises a third air outlet, the second air supply duct is provided with a second side air outlet which is communicated with the third air outlet;
and/or when the air supply duct comprises a second air supply duct and the air exchange duct comprises an air exhaust duct, the second air supply duct is provided with a second rear air outlet; the second rear air outlet is communicated to the first end of the air exhaust channel;
and/or when the air supply duct comprises a second air supply duct, and the air inlet comprises a first air inlet, the second air supply duct is provided with a third air inlet which is communicated with the first air inlet;
and/or when the air supply duct comprises a second air supply duct, and the air inlet comprises a second air inlet, the second air supply duct is provided with a fourth air inlet communicated to the second air inlet.
Preferably, the air-conditioning indoor unit further comprises an evaporator; the evaporator is arranged in the shell and is positioned between the air inlet and the air inlet.
Preferably, the first end of the fresh air channel is communicated between the evaporator and the air inlet.
Preferably, when the air conditioning indoor unit includes an evaporator, and the air inlet includes a first air inlet, the evaporator includes a first evaporator; the first evaporator is a V-shaped evaporator; the V-shaped evaporator is arranged between the first air inlet and the air inlet; on the V-shaped evaporator, the tip of the V-shaped evaporator is positioned at a position close to the air inlet;
and/or when the air conditioner indoor unit comprises an evaporator, and the air inlet comprises a second air inlet, the evaporator comprises a second evaporator; the second evaporator is a straight plate evaporator; the straight plate-shaped evaporator is arranged between the second air inlet and the air inlet.
Preferably, the evaporator has any one of a V-shape, a straight plate shape and a W-shape.
Preferably, at least one of the first centrifugal fan and the second centrifugal fan is a double suction centrifugal fan.
Preferably, the air-conditioning indoor unit further comprises a controller; the controller is used for controlling the start and stop of the first centrifugal fan; and/or the controller is used for controlling the start and stop of the second centrifugal fan; the controller is used for controlling the rotating speed of the first centrifugal fan; and/or the controller is used for controlling the rotating speed of the second centrifugal fan;
and/or the controller is used for controlling the opening and closing of the air inlet;
and/or when the ventilation channel comprises an exhaust channel, the controller is used for controlling the on-off of the exhaust channel;
and/or when the ventilation channel comprises a fresh air channel, the controller is used for controlling the on-off of the fresh air channel;
and/or when the air outlet comprises the first air outlet, the controller is used for controlling the opening and closing of the first air outlet;
and/or when the air outlet comprises a second air outlet, the controller is used for controlling the opening and closing of the second air outlet;
and/or when the air outlet comprises a third air outlet, the controller is used for controlling the opening and closing of the third air outlet.
According to still another aspect of the application, an air conditioner is provided and comprises an air conditioner indoor unit.
According to still another aspect of the present application, there is provided a control method of the air conditioner as described above, including the steps of:
acquiring an operation mode of an air conditioner;
and controlling the opening and closing of the air inlet and the air outlet according to the operation mode and controlling the on-off of the ventilation channel.
Preferably, the controlling the opening and closing of the air inlet and the air outlet according to the operation mode and the controlling the on-off of the ventilation channel comprises the following steps:
when the air conditioner operates in a temperature adjusting mode, the ventilation channel is controlled to be blocked, and the air outlet and the air inlet are controlled to be opened;
and/or when the air conditioner operates in a fresh air mode, when the ventilation channel comprises a fresh air channel and an air exhaust channel, the air exhaust channel is controlled to be blocked, the air inlet is controlled to be closed, the air outlet is controlled to be opened and the fresh air channel is controlled to be communicated;
and/or when the air conditioner runs in an exhaust mode, controlling the air outlet to be closed, the air inlet to be opened, the fresh air channel to be blocked and the exhaust channel to be communicated when the ventilation channel comprises the fresh air channel and the exhaust channel;
and/or when the air conditioner operates in a bidirectional fresh air mode, when the ventilation channel comprises a fresh air channel and an air exhaust channel, controlling the air outlet and the air inlet to be opened; controlling the communication of the fresh air channel; and meanwhile, the air exhaust channel is controlled to be communicated.
The application provides an air conditioning indoor unit and have its air conditioner, through will take a breath the passageway intercommunication air supply duct with outdoor, can realize the function of taking a breath and need not to increase extra fan system, can effectual reduce cost.
Drawings
Fig. 1 is an external structural schematic view of an indoor unit of an air conditioner according to an embodiment of the present application;
FIG. 2 is a schematic view illustrating a flow direction of air in an indoor unit of an air conditioner in a bidirectional fresh air mode according to an embodiment of the present disclosure;
fig. 3 is a schematic view of an installation structure of an indoor unit of an air conditioner according to an embodiment of the present application;
fig. 4 is a schematic view of an internal structure of an indoor unit of an air conditioner according to an embodiment of the present application;
fig. 5 is a schematic view of an internal structure of an air conditioning indoor unit according to an embodiment of the present application.
The reference numerals are represented as:
1. a housing; 11. a front plate; 12. a back plate; 2. an air outlet; 21. a first air outlet; 22. a second air outlet; 3. an air inlet; 4. a fresh air channel; 5. an air exhaust channel; 61. a volute; 62. a fan blade; 631. a first front exhaust port; 632. a second front exhaust port; 641. a first side air outlet; 642. a second side air outlet; 651. a first rear air outlet; 652. a second rear air outlet; 7. a first centrifugal fan; 8. a second centrifugal fan; 91. a first evaporator; 92. a second evaporator; 93. and a controller.
Detailed Description
Referring to fig. 1 to 3 in combination, according to an embodiment of the present application, an air conditioning indoor unit includes: the air conditioner comprises a shell 1, an air supply duct, a fan and a ventilation channel, wherein an air inlet 3 and an air outlet 2 are arranged on the shell 1; the air supply duct is arranged in the shell 1; the air supply duct is provided with an air inlet which is communicated with the air inlet 3; the air supply duct is provided with an air outlet which is communicated to the air outlet 2; the fan is arranged in the air supply duct; the first end of the air exchange channel is communicated to the air supply duct; the second end of the ventilation channel is communicated to the outside; the passageway of taking a breath is used for taking a breath indoor outer, through will taking a breath passageway intercommunication air supply wind channel and outdoor, can realize the function of taking a breath and need not to increase extra fan system, can effectual reduce cost.
Further, the ventilation channel comprises a fresh air channel 4, and a first end of the fresh air channel 4 is communicated to the air inlet; the second end of the fresh air channel 4 is communicated to the outside; the fresh air channel 4 is used for guiding outdoor air to enter the air supply duct;
the air exchange channel comprises an air exhaust channel 5, and the first end of the air exhaust channel 5 is communicated to the air outlet; the second end of the air exhaust channel 5 is communicated to the outside; the air exhaust channel 5 is used for guiding air in the air supply air duct to be exhausted outdoors, the air exhaust channel 5 and the fresh air channel 4 are arranged to realize exchange of indoor and outdoor air, a multifunctional function can be realized, the air conditioner can not only realize the indoor large-scale circulating air supply function, but also control the opening and closing of the rear air port to realize the outdoor on-off, the bidirectional fresh air function of indoor and outdoor air exchange is realized, the bidirectional fresh air function is satisfied, a fan system does not need to be additionally added when the bidirectional fresh air function is satisfied, and the cost is saved for the whole machine.
Further, the fan is a centrifugal fan.
Referring to fig. 1-2 in combination, the present application also discloses some embodiments, in which the housing 1 includes a front plate 11, a first side plate, a back plate 12 and a second side plate, which are connected in sequence; the back plate 12 is arranged on the wall, and the fresh air channel 4 and the exhaust air channel 5 are communicated with the shell 1 and the outdoor through the back plate 12.
Further, the centrifugal fan comprises a first centrifugal fan 7 and a second centrifugal fan 8; the first centrifugal fan 7 and the second centrifugal fan 8 are sequentially arranged in a direction close to the second side plate.
Further, the air supply duct comprises a first air supply duct, and the first centrifugal fan 7 is arranged in the first air supply duct;
the air supply duct includes a second air supply duct, and the second centrifugal fan 8 is disposed in the second air supply duct.
Further, the outlet 2 includes a first outlet 21; the first outlet 21 is disposed on the front plate 11.
Further, the air outlet 2 includes a second air outlet 22, and the second air outlet 22 is disposed on the first side plate.
Further, the air outlet 2 includes a third air outlet, and the third air outlet is disposed on the second side plate.
Further, the air inlet 3 includes a first air inlet, and the first air inlet is disposed at the top of the housing 1.
Further, the air inlet 3 comprises a second air inlet 3, the second air inlet 3 is arranged at the bottom of the shell 1, air inlets are formed in the upper side and the lower side of the first air inlet and the second air inlet, the double air inlets can obviously improve the air inlet amount of the air conditioner, the effective air inlet area is increased, the heat cycle and the cold cycle of a room can be accelerated while the air amount of the whole air conditioner is improved, the air conditioning efficiency is improved, and the power consumption is reduced.
Furthermore, the number of the air outlets is set to be a plurality; the number of the air outlets is set to be a plurality; the air outlets are communicated with the air outlets in a one-to-one correspondence manner.
With combined reference to fig. 4-5, the present application also discloses some embodiments, when the air supply duct includes a first air supply duct and the air outlet 2 includes a first air outlet 21, the first air supply duct has a first front air outlet 631, and the first front air outlet 631 is connected to the first air outlet 21;
when the air supply duct comprises a first air supply duct and the air outlet 2 comprises a second air outlet 22, the first air supply duct is provided with a first side air outlet 641, and the first side air outlet 641 is communicated to the second air outlet 22;
when the air supply duct comprises a first air supply duct and the air exchange duct comprises an exhaust duct 5, the first air supply duct is provided with a first rear exhaust port 651, and the first rear exhaust port 651 is communicated to a first end of the exhaust duct 5;
when the air supply duct comprises a first air supply duct and the air inlet 3 comprises a first air inlet, the first air supply duct is provided with a first air inlet communicated to the first air inlet;
when the air supply duct comprises a first air supply duct and the air inlet 3 comprises a second air inlet 3, the first air supply duct is provided with a second air inlet which is communicated with the second air inlet 3;
when the air supply duct comprises a second air supply duct and the air outlet 2 comprises the first air outlet 21, the second air supply duct has a second front air outlet 632, and the second front air outlet 632 is communicated to the first air outlet 21;
when the air supply duct comprises a second air supply duct and the air outlet 2 comprises a third air outlet, the second air supply duct is provided with a second side air outlet 642, and the second side air outlet 642 is communicated to the third air outlet;
when the air supply duct includes the second air supply duct and the air exchange duct includes the air exhaust duct 5, the second air supply duct has a second rear air outlet 652; the second rear exhaust outlet 652 is communicated to a first end of the exhaust passage 5;
when the air supply duct comprises a second air supply duct and the air inlet 3 comprises a first air inlet, the second air supply duct is provided with a third air inlet communicated to the first air inlet;
when the air supply duct comprises a second air supply duct and the air inlet 3 comprises a second air inlet 3, the second air supply duct is provided with a fourth air inlet communicated to the second air inlet 3, so that the fan has the function of four-side air outlet, and the air outlet diversity is increased.
Furthermore, the air-conditioning indoor unit also comprises an evaporator; the evaporator is arranged in the shell 1 and is positioned between the air inlet 3 and the air inlet.
Further, a first end of the fresh air channel 4 is communicated between the evaporator and the air inlet 3.
Further, when the air conditioning indoor unit includes an evaporator and the air inlet 3 includes a first air inlet, the evaporator includes a first evaporator; the first evaporator is a V-shaped evaporator; the V-shaped evaporator is arranged between the first air inlet and the air inlet; on the V-shaped evaporator, the tip of the V-shaped evaporator is positioned at a position close to the air inlet;
when the air conditioner indoor unit comprises the evaporator and the air inlet 3 comprises the second air inlet, the evaporator comprises a second evaporator; the second evaporator is a straight plate evaporator; the straight plate-shaped evaporator is arranged between the second air inlet and the air inlet, the first evaporator is a V-shaped evaporator, external dust can be prevented from entering the fan, and a water receiving disc can be arranged at the tip of the first evaporator, so that condensed water generated by the first evaporator can be prevented from entering the fan; the second evaporator is a straight plate evaporator, so that the evaporation area can be increased, and the heat exchange efficiency is improved.
Further, the shape of the evaporator is any one of a V-shape, a straight plate shape, and a W-shape. When the evaporator is in a straight plate shape, an included angle can be formed between the evaporator and the cross section of the air inlet.
The centrifugal fan comprises fan blades 62, namely a double-suction centrifugal impeller, air inlet at two sides of the air conditioner can be realized, the large suction force of the centrifugal fan can effectively overcome the resistance of a filter screen and an evaporator, so that the air quantity of the air conditioner is improved, continuous suction force can be provided for outdoor air entering the air conditioner, the characteristics of large air pressure, high air quantity, high speed and the like of the centrifugal fan are utilized, a plurality of air outlets 2 with different outlet directions are configured, the air outlet air quantity and the air outlet direction of the air conditioner can be flexibly controlled by independently controlled controller components, the air conditioner has large-range and large-angle zoned air supply effect, indoor rapid temperature rise/temperature drop is realized, the size of the whole air conditioner can be effectively controlled, and the purposes of attractiveness and high efficiency are achieved. The double-suction centrifugal impeller is provided with a middle partition plate in the vertical direction of the impeller, so that the double-suction centrifugal impeller is divided into an upper side and a lower side in the axial direction, and the controller part is arranged in the middle of the double-centrifugal fan part, so that the fan part is independently and accurately controlled.
Further, a supply air duct is formed in the housing by the scroll casing 61.
Further, at least one of the first centrifugal fan and the second centrifugal fan is a double-suction centrifugal fan.
Furthermore, the number of the centrifugal fans is at least two, the centrifugal fans are at least two, each centrifugal fan is correspondingly provided with a motor, and each motor independently controls the corresponding centrifugal fan, so that the effects of directional partition air supply and targeted air supply can be realized. The characteristic of large static pressure of the centrifugal fan is utilized, the problems of overlarge resistance of the evaporator and the dust deposition resistance of the filter screen can be effectively solved, and the air quantity is increased.
Further, when the intake vent 3 includes the first intake vent, the evaporator includes a first evaporator 91; the first evaporator 91 is arranged in the housing 1 and is positioned between the first air inlet and the first air inlet;
when the intake vent 3 includes a second intake vent, the evaporator includes a second evaporator 92; the second evaporator 92 is disposed in the casing 1 and located between the second air inlet and the second air inlet.
Further, the indoor unit of an air conditioner further includes a controller 93; the controller 93 is used for controlling the start and stop of the first centrifugal fan 7; the controller 93 is used for controlling the start and stop of the second centrifugal fan 8; the controller 93 is configured to control the rotational speed of the first centrifugal fan 7; the controller 93 is configured to control the rotational speed of the second centrifugal fan 8;
the controller 93 is used for controlling the opening and closing of the air inlet 3;
when the ventilation channel comprises the air exhaust channel 5, the controller 93 is used for controlling the on-off of the air exhaust channel 5;
when the ventilation channel comprises the fresh air channel 4, the controller 93 is used for controlling the on-off of the fresh air channel 4;
when the outlet 2 includes the first outlet 21, the controller 93 is configured to control opening and closing of the first outlet 21;
when the outlet 2 includes the second outlet 22, the controller 93 is configured to control opening and closing of the second outlet 22;
when the air outlet 2 includes the third air outlet, the controller 93 is configured to control opening and closing of the third air outlet, so that effects of directional partition air supply and targeted air supply can be achieved. The characteristic of large static pressure of the centrifugal fan is utilized, the problems of overlarge resistance of the evaporator and the dust deposition resistance of the filter screen can be effectively solved, and the air quantity is increased.
According to the embodiment of the application, the air conditioner comprises an air conditioner indoor unit, and the air conditioner indoor unit is the air conditioner indoor unit.
Referring to fig. 4 to 5 in combination, according to an embodiment of the present application, there is provided a control method of an air conditioner as described above, including the steps of:
acquiring an operation mode of an air conditioner;
and controlling the opening and closing of the air inlet 3 and the air outlet 2 according to the operation mode, and controlling the on-off of the ventilation channel.
Further, controlling the opening and closing of the air inlet 3 and the air outlet 2 according to the operation mode and controlling the on-off of the ventilation channel comprises the following steps:
when the air conditioner operates in a temperature adjusting mode, the ventilation channel is controlled to be blocked, and the air outlet 2 and the air inlet 3 are controlled to be opened;
when the air conditioner operates in a fresh air mode, when the ventilation channel comprises a fresh air channel 4 and an air exhaust channel 5, the air exhaust channel 5 is controlled to be blocked, the air inlet 3 is controlled to be closed, the air outlet 2 is controlled to be opened, and the fresh air channel 4 is controlled to be communicated;
when the air conditioner operates in an exhaust mode, when the ventilation channel comprises a fresh air channel 4 and an exhaust channel 5, the air outlet 2 is controlled to be closed, the air inlet 3 is controlled to be opened, and the fresh air channel 4 is blocked and communicated with the exhaust channel 5;
when the air conditioner operates in a bidirectional fresh air mode, when the ventilation channel comprises a fresh air channel 4 and an exhaust air channel 5, the air outlet 2 and the air inlet 3 are controlled to be opened; controlling the communication of the fresh air channel 4; and simultaneously controls the communication of the air exhaust channel 5.
Referring to fig. 4, the air flow enters from the first air inlet and the second air inlet respectively, and enters into the first centrifugal fan 7 and the second centrifugal fan 8 after passing through the first evaporator 91 and the second evaporator 92, and is pressurized and accelerated under the effect of the centrifugal fan volute to flow out at the air outlet, and meanwhile, the controller can independently and accurately control the two centrifugal fans to adjust the rotating speed of the two centrifugal fans according to the requirement of the working condition, and can also selectively control the operation and the stop of the fans according to the requirement, and can control the closing of the air deflector to control the opening and closing of the air inlet.
When the air conditioner only carries out indoor heat exchange, the air exhaust channel 5 and the fresh air channel 4 of the air conditioner are controlled to be closed at the moment, so that the fresh air function of the air conditioner is closed, only the indoor partitioned air supply function is carried out, air is supplied to the air conditioner through the first air inlet and the second air inlet at the moment, the air is blown out from the first air outlet 21, the second air outlet and the third air outlet on three sides, large-range circulation of indoor air is achieved, the effects of rapid temperature rise and temperature drop are achieved, meanwhile, the centrifugal fan and the air inlet air deflector are controlled through the controller, the running number of the fan and the number of the opened air inlets can be selected, the requirement of directional air supply of a user can be met, meanwhile, the indoor partitioned air supply function can be achieved through the combination of multiple air inlets, the problems that indoor air flow is strong and weak are clear, heat exchange is uneven in the whole room can be effectively solved, and the comfort of the user is improved.
After the air conditioner operates for a long time, the carbon dioxide content in a room rises and the oxygen content is reduced, so that when the indoor air is not fresh, the fresh air function of the air conditioner can be selected to be started:
in the fresh air mode, the controller controls the valve of the fresh air inlet channel to open, the first air inlet and the second air inlet are closed, the air inlet of the fan is used for supplying air from the outside through the fresh air channel 4 and discharging air from the first air outlet 21, the second air outlet and the third air outlet, so that outdoor fresh air continuously enters a room, and the fresh air function is met;
in the exhaust mode, the air conditioner can close the first air outlet 21, the second air outlet and the third air outlet, and a rear side air inlet is formed, so that air is fed from the first air inlet and the second air inlet, and fresh air in a room is blown out of the room through the exhaust channel 5;
when in a bidirectional fresh air mode, the air conditioner simultaneously opens all the air inlets and the air outlets, the air conditioner has a first air outlet 21, a second air outlet on one side and a second air outlet on two sides at the moment, the first air inlet and the second air inlet open a fresh air channel 4 and an air exhaust channel 5, the air exhaust channel 5 is used for blowing air to the outside, the fresh air channel 4 conveys outdoor fresh air to the inside of the room, the first air inlet and the second air inlet realize circulation of the air entering a fan of the room, the air conditioner can suck the outdoor fresh air through the large suction force of the double centrifugal fans at the moment, the air conditioner blows the air to the inside of the room after heat exchange through the evaporator, meanwhile, the indoor air can be blown to the outside of the room through the rear side outlet after entering from the upper air inlet and the lower air inlet, the indoor fresh air is blown to the outside of the room, and the outdoor fresh air is continuously blown to the inside of the room, so that the bidirectional air supply function is realized.
The invention utilizes a group of fan systems to meet the requirements of single indoor air supply and indoor and outdoor bidirectional fresh air functions, effectively saves the number of fan components, saves the cost, reduces the size of the whole machine, realizes multi-mode air supply diversification and greatly improves the comfort of users.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.
Claims (12)
1. An indoor unit of an air conditioner, comprising:
the air conditioner comprises a shell (1), wherein an air inlet (3) and an air outlet (2) are formed in the shell (1);
the air supply duct is arranged in the shell (1); the air supply duct is provided with an air inlet communicated to the air inlet (3); the air supply duct is provided with an air outlet which is communicated to the air outlet (2);
the fan is arranged in the air supply duct;
the first end of the air exchange channel is communicated to the air supply duct; the second end of the ventilation channel is communicated to the outside; the ventilation channel is used for performing indoor and outdoor ventilation.
2. The indoor unit of claim 1, wherein the ventilation channel comprises a fresh air channel (4), and a first end of the fresh air channel (4) is communicated to the air inlet; the second end of the fresh air channel (4) is communicated to the outside; the fresh air channel (4) is used for guiding the outdoor air to enter the air supply duct;
and/or the ventilation channel comprises an exhaust channel (5), and the first end of the exhaust channel (5) is communicated to the exhaust outlet; the second end of the exhaust channel (5) is communicated to the outside; the air exhaust channel (5) is used for guiding the air in the air supply duct to be exhausted to the outside.
3. An indoor unit of an air conditioner according to claim 1, wherein the fan comprises a centrifugal fan.
4. An indoor unit of an air conditioner according to claim 3, wherein the casing (1) comprises a front plate (11), a first side plate, a back plate (12) and a second side plate which are connected in sequence; the back plate (12) is arranged on a wall body; the centrifugal fan comprises a first centrifugal fan (7) and a second centrifugal fan (8); the first centrifugal fan (7) and the second centrifugal fan (8) are sequentially arranged in the direction close to the second side plate.
5. The indoor unit of an air conditioner according to claim 4, wherein the air supply duct includes a first air supply duct, and the first centrifugal fan (7) is provided in the first air supply duct;
and/or the air supply duct comprises a second air supply duct, and the second centrifugal fan (8) is arranged in the second air supply duct.
6. An air-conditioning indoor unit according to claim 4, wherein the outlet (2) comprises a first outlet (21); the first air outlet (21) is arranged on the front plate (11);
and/or the air outlet (2) comprises a second air outlet (22), and the second air outlet (22) is arranged on the first side plate;
and/or the air outlet (2) comprises a third air outlet which is arranged on the second side plate;
and/or the air inlet (3) comprises a first air inlet which is arranged at the top of the shell (1);
and/or the air inlet (3) comprises a second air inlet which is arranged at the bottom of the shell (1).
7. An indoor unit of an air conditioner according to claim 1, wherein the number of the outlets is set to be plural; the number of the air outlets is set to be multiple; the air outlets are communicated with the air outlets in a one-to-one correspondence mode.
8. An indoor unit of an air conditioner according to claim 2, further comprising an evaporator; the evaporator is arranged in the shell (1) and is positioned between the air inlet (3) and the air inlet.
9. An indoor unit of an air conditioner according to claim 8, wherein a first end of the fresh air channel (4) is connected between the evaporator and the air inlet (3).
10. An air-conditioning indoor unit according to any one of claims 1 to 9, characterized in that, when the air-conditioning indoor unit includes an evaporator, the inlet (3) includes a first inlet, the evaporator includes a first evaporator; the first evaporator is a V-shaped evaporator; the V-shaped evaporator is arranged between the first air inlet and the air inlet; on the V-shaped evaporator, the tip of the V-shaped evaporator is positioned close to the air inlet;
and/or when the air conditioner indoor unit comprises an evaporator and the air inlet (3) comprises a second air inlet, the evaporator comprises a second evaporator; the second evaporator is a straight plate evaporator; the straight plate-shaped evaporator is arranged between the second air inlet and the air inlet.
11. An indoor unit of an air conditioner according to claim 4, wherein at least one of the first centrifugal fan (7) and the second centrifugal fan (8) is a double suction type centrifugal fan.
12. An air conditioner comprising an indoor unit of an air conditioner, characterized in that the indoor unit of an air conditioner is the indoor unit of an air conditioner according to any one of claims 1 to 11.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022890531.6U CN214841206U (en) | 2020-12-04 | 2020-12-04 | Air conditioner indoor unit and air conditioner with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022890531.6U CN214841206U (en) | 2020-12-04 | 2020-12-04 | Air conditioner indoor unit and air conditioner with same |
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| CN214841206U true CN214841206U (en) | 2021-11-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738837A (en) * | 2022-04-28 | 2022-07-12 | Tcl空调器(中山)有限公司 | Machine and air conditioner in new trend module, air conditioning |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738837A (en) * | 2022-04-28 | 2022-07-12 | Tcl空调器(中山)有限公司 | Machine and air conditioner in new trend module, air conditioning |
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