CN104864494B - Indoor machine of air conditioner - Google Patents

Abstract

An indoor unit of an air conditioner has an exhaust function and can perform dehumidification (heating and dehumidification) without greatly reducing the temperature of the air blown out from the indoor air outlet. The air conditioner indoor unit of the present invention includes a heat exchange part (110), a suction part (120), an exhaust part (130), an indoor air suction port (210), an indoor air outlet (220) and an exhaust port (139), The air suction part is located between the heat exchange part and the exhaust part, and the air suction part and the exhaust part are communicated through the ventilation opening. The heat exchange part is provided with a heat exchanger group (111), and the indoor unit of the air conditioner is formed with: The indoor air sucked into the suction part from the indoor suction port flows out from the indoor air outlet to the indoor air path (SL) through the heat exchanger group of the heat exchange part; and the indoor air sucked into the suction part from the indoor suction port passes through The ventilation opening enters the inside of the exhaust part, and then is exhausted from the exhaust port to the exhaust air path (PL) outside.

Description

air conditioner indoor unit

technical field

The invention relates to an indoor unit of an air conditioner.

Background technique

With the improvement of living standards, people are more and more pursuing the comfort of life, and their needs are more diversified. The use occasions of air conditioners are also becoming more and more diverse. For example, there are indoor units of air conditioners for specific spaces such as bathrooms.

However, unlike rooms, living rooms and other areas, the bathroom space of ordinary families is relatively small, the space is relatively narrow, and the humidity is high, and it is easy to produce peculiar smell. Therefore, the indoor unit of the air conditioner used in this type of specific area needs more Considering the miniaturization of the machine and the convenience of installation, it is also necessary to consider dehumidification and exhaust in terms of function.

Some existing bathroom air conditioner indoor units adopt the structure shown in Figure 12, which includes the main body of the indoor unit and the indoor unit panel installed on the main body of the indoor unit, wherein the main body of the indoor unit includes a heat exchanger 111X , the heat exchange part 110X of the drain pan 112X and the air suction part 120X provided with the air suction fan 121X. As shown, indoor air can be sucked into the interior of the indoor unit of the air conditioner from the indoor air inlet 210X, made to flow through the heat exchanger 111X of the heat exchange part 110X to adjust the temperature or humidity, and then blown out to the room through the indoor air outlet 220X.

Since the indoor unit of the air conditioner with the above-mentioned structure does not have the exhaust function, when it is to be applied to the bathroom, as shown in Figure 13, it is necessary to additionally increase the exhaust equipment PQ and the corresponding pipeline GL, which increases the installation space and installation. difficulty.

For example, the bathroom air-conditioning device disclosed in Chinese Patent No. CN101600912A, although it integrates an exhaust function, cannot circulate and dehumidify the indoor air. It can only discharge the humid air in the room and introduce fresh air from the ventilation port to control the humidity. When there is no ventilation port or the humidity of the fresh air is high, it cannot effectively dehumidify, and when the temperature of the fresh air is low, it will greatly reduce the humidity in the room. temperature.

Contents of the invention

The present invention is made in view of the above problems, and its purpose is to provide an indoor unit of an air conditioner, which has an exhaust function, and can perform dehumidification (heating) without greatly reducing the temperature of the air blown out from the indoor air outlet. dehumidification).

In order to achieve the above object, the air conditioner indoor unit of the first aspect of the present invention includes a suction part, a heat exchange part, an exhaust part, an indoor air suction port, an indoor air outlet and an exhaust port, and the air suction part is located at the heat exchange part. part and the exhaust part, and the air suction part communicates with the exhaust part through a ventilation opening, wherein the heat exchange part is provided with a heat exchanger group, and the air conditioner indoor unit forms There is: an indoor air path that makes the indoor air sucked into the air suction part from the indoor air suction port pass through the heat exchanger group of the heat exchange part and flow out from the indoor air outlet to the room; The indoor air sucked into the air suction part by the indoor air suction port enters the interior of the exhaust part through the ventilation opening, and then is discharged from the air exhaust port to the outdoor air exhaust air path.

The air conditioner indoor unit of the second aspect of the present invention is based on the air conditioner indoor unit of the first aspect of the present invention, and the air conditioner indoor unit further includes an indoor unit panel, and the indoor unit panel covers the air suction part and the air conditioner. The heat exchange part is provided with a suction grill forming the indoor air suction port.

The air conditioner indoor unit of the third aspect of the present invention is based on the air conditioner indoor unit of the first aspect of the present invention, and the air conditioner indoor unit further includes a suction grille that forms the indoor air suction port , and communicate with the suction part through the ventilation pipe.

The air conditioner indoor unit of the fourth aspect of the present invention is based on the air conditioner indoor unit of the first aspect of the present invention, the inside of the air suction part is divided into a first space and a second space by a windshield, so that all A part of the indoor air sucked by the air suction part flows into the exhaust part through the first space, and another part of the indoor air sucked by the wind suction part flows into the heat exchange part through the second space.

The air conditioner indoor unit according to the fifth aspect of the present invention is based on the air conditioner indoor unit according to the fourth aspect of the present invention, wherein the windshield is a flat plate.

The air conditioner indoor unit according to the sixth aspect of the present invention is based on the air conditioner indoor unit according to the fourth aspect of the present invention, wherein the windshield has a stepped shape, and the steps are used for wiring.

The air conditioner indoor unit according to the seventh aspect of the present invention is based on the air conditioner indoor unit according to any one of the fourth to sixth aspects of the present invention, and folded edges are formed on both sides of the windshield, and the folded edges The side is fixedly connected with the indoor unit housing of the air conditioner indoor unit.

The air conditioner indoor unit of the eighth aspect of the present invention is based on the air conditioner indoor unit of the first aspect of the present invention, the heat exchanger group includes at least two heat exchangers, and the heat exchangers in the two heat exchangers When any one heat exchanger functions as an evaporator, at least one of the remaining heat exchangers included in the heat exchanger group can function as a condenser.

The air conditioner indoor unit according to the ninth aspect of the present invention is based on the air conditioner indoor unit according to the first aspect of the present invention, wherein the suction part is provided with a suction fan assembly.

The air conditioner indoor unit according to the tenth aspect of the present invention is based on the air conditioner indoor unit according to the first aspect of the present invention, wherein the exhaust part is provided with an exhaust fan assembly.

The air conditioner indoor unit according to the eleventh aspect of the present invention is based on the air conditioner indoor unit according to the first aspect of the present invention, wherein the exhaust part is fixedly connected to the air suction part in a detachable manner.

The air conditioner indoor unit of the twelfth aspect of the present invention is based on the air conditioner indoor unit of the first aspect of the present invention, wherein the exhaust part and the air suction part are separated by a partition, and the ventilation opening is formed at on the partition.

The air conditioner indoor unit according to the thirteenth aspect of the present invention is the air conditioner indoor unit according to the first aspect of the present invention, wherein the ventilation opening is provided with a damper capable of freely opening and closing the ventilation opening.

The air conditioner indoor unit of the fourteenth aspect of the present invention is based on the air conditioner indoor unit of the first aspect of the present invention. The indoor unit of the air conditioner is formed with a second exhaust air path through which the indoor air sucked into the exhaust unit from the indoor air suction port on the exhaust side is discharged to the outside through the exhaust port.

According to the indoor unit of the air conditioner of the present invention, since the heat exchange part, the air suction part and the exhaust part are integrally integrated, the exhaust function can be realized without adding additional exhaust equipment and corresponding pipelines, which can save installation space and reduce Difficulty of installation. In addition, since the heat exchange part of the indoor unit of the air conditioner includes a heat exchanger group, a single body can realize the functions of cooling, heating, circulating dehumidification, ventilation and dehumidification, and exhaust. In addition, since the indoor unit of the air conditioner can circulate and dehumidify the indoor air, it can perform dehumidification (heating dehumidification) while ensuring that the temperature of the air blown out from the indoor air outlet does not drop significantly.

Description of drawings

Fig. 1 is a schematic diagram showing an installation mode and a general structure of an indoor unit of an air conditioner according to Embodiment 1 of the present invention.

Fig. 2 is an exploded perspective view showing a specific structure of the indoor unit of the air conditioner according to Embodiment 1 of the present invention.

3 is a perspective view showing an internal structure of an exhaust unit of the indoor unit of the air conditioner according to Embodiment 1 of the present invention.

Fig. 4 is a perspective view showing a windshield of the indoor unit of the air conditioner according to Embodiment 1 of the present invention.

5 is a perspective view showing a damper provided in an exhaust port of the indoor unit of the air conditioner according to Embodiment 1 of the present invention.

Fig. 6 is a schematic diagram showing the flow of air when the suction fan and the exhaust fan of the indoor unit of the air conditioner according to the present embodiment are in operation.

Fig. 7 is a schematic diagram showing an installation mode of an indoor unit of an air conditioner according to Embodiment 2 of the present invention.

Fig. 8 is a schematic view showing another arrangement of the indoor unit of the air conditioner of the present invention.

Fig. 9 is a schematic view showing another arrangement of the heat exchanger group of the indoor unit of the air conditioner according to the present invention.

Fig. 10 is a schematic view showing still another arrangement of the heat exchanger group of the indoor unit of the air conditioner according to the present invention.

Fig. 11 is a schematic view showing another windshield structure of the indoor unit of the air conditioner according to the present invention.

Fig. 12 is a schematic diagram showing a general structure of a conventional air conditioner indoor unit.

Fig. 13 is a schematic view showing a conventional air conditioner indoor unit installed in a bathroom.

(Symbol Description)

1 air conditioner indoor unit

10 Main body of the indoor unit

101 Indoor unit housing

101A Air conditioner housing

101B Exhaust housing

101a～101d Side panels of the air conditioning unit housing

101e Partition for air conditioning unit housing

101f, 101f’ fairing

101g Side plate for exhaust housing

110, 110X heat exchange unit

111 heat exchanger group

111a Heat exchanger

111b heat exchanger

111X heat exchanger

112, 112X drain pan

113 Electrical parts box

120, 120X suction part

121, 121X suction fan

122 fan motor

130 Exhaust

131 exhaust fan

132 fan motor

139 Exhaust port

139a Damper

20 Indoor unit panel

210, 210X Indoor suction port

220, 220X indoor air outlet

XG suction grille

TK ventilation opening

PQ Exhaust Equipment

GL pipeline

TH ceiling

S Space on the back side of the ceiling

AS Suction space

AS1 First Space

AS2 Second Space

HS heat exchange section space

SK1 First Indoor Space

SK2 Second interior space

PL exhaust duct

SL indoor air duct

Part of KQ1 Room Air

Another part of KQ2 indoor air

TJ steps

Detailed ways

Hereinafter, various embodiments of the air conditioner indoor unit according to the present invention will be described with reference to the drawings. In addition, in the following description, the three mutually orthogonal directions are respectively referred to as the longitudinal direction, the width direction and the height direction of the air conditioner indoor unit. Specifically, the XX direction in the figure is referred to as the direction of the air conditioner indoor unit. In the longitudinal direction, the Y-Y direction in the figure is set as the width direction of the air conditioner indoor unit, and the Z-Z direction in the figure is set as the height direction of the air conditioner indoor unit.

(1) Embodiment 1

First, an installation mode and a general structure of an air conditioner indoor unit according to Embodiment 1 of the present invention will be described with reference to FIG. 1 .

The air conditioner indoor unit of this embodiment is installed in the ceiling of a room such as a bathroom and used to adjust the temperature and humidity in the room.

Specifically, as shown in FIG. 1 , the air conditioner indoor unit 1 of the present embodiment includes an indoor unit main body 10 and an indoor unit panel 20 mounted on the indoor unit main body, wherein the indoor unit main body 10 is installed on the ceiling TH of the room. In the space S on the rear side (the upper side of the ceiling in FIG. 1 ), the indoor unit panel 20 is installed on the front side of the ceiling TH (the lower side of the ceiling in FIG. 1 ).

In addition, as shown in FIG. 1 , the indoor unit main body 10 includes an air conditioning unit composed of a heat exchange unit 110 and an air suction unit 120, and an exhaust unit 130 connected to the air conditioning unit. The air suction unit 120 is located at the heat exchange unit. 110 and the exhaust part 130, and communicate with the exhaust part 130 through the ventilation opening TK (see Fig. 2). The exchanging part 110 and the air suction part 120.

In addition, as shown in FIG. 1 , a heat exchanger group 111 for exchanging heat between air and refrigerant and a drain pan 112 for receiving condensed water are provided in the heat exchange unit 110 . In this embodiment, the heat exchanger group 111 includes two heat exchangers 111a and 111b arranged along the indoor air passage SL described below, and one heat exchanger 111a of the two heat exchangers 111a and 111b serves as a condenser While one is functioning as an evaporator 111b, the other can function as an evaporator 111b.

In addition, as shown in FIG. 1, a suction fan assembly is provided in the suction part 120, and the suction fan assembly includes a suction fan 121 and a fan motor 122 (refer to FIG. 2) for driving the suction fan 121. An exhaust fan assembly is arranged in the air part 130, and the exhaust fan assembly includes an exhaust fan 131 and a fan motor 132 (refer to FIG. , the exhaust port 139 communicates with the outside through the pipeline 160 . In this embodiment, the exhaust part 130 is fixed to the suction part 120 in a detachable manner.

In addition, as shown in FIG. 1 , the indoor unit 1 of the air conditioner is formed so that the indoor air sucked into the air suction part 120 from the indoor air suction port 210 flows out from the indoor air outlet 220 to the room through the heat exchanger group 111 of the heat exchange part 110 . and the exhaust air path PL that allows the indoor air sucked into the suction part 120 from the indoor suction port 210 to enter the inside of the exhaust part 130 through the ventilation opening TK, and then is discharged to the outside through the exhaust port 139. When the indoor unit 1 of the air conditioner is running, the fan motor 122 drives the suction fan 121, and part of the indoor air sucked into the suction part 120 from the indoor suction port 210 flows along the indoor air path SL, while the other part flows along the exhaust air. Road PL flows, thereby regulating the temperature and humidity in the room.

Next, a specific configuration of the air conditioner indoor unit 1 according to the present embodiment will be described with reference to FIGS. 2 to 5 .

As shown in FIG. 2 , in this embodiment, the indoor unit main body 10 of the air conditioner indoor unit 1 includes an indoor unit case 101 including an air conditioner case 101A and a detachably fixed The exhaust unit case 101B connected to the air conditioner case 101A, the air conditioner case 101A and the exhaust unit case 101B respectively have a rectangular parallelepiped box shape, and the lower side of the air conditioner case 101A is open.

In addition, as shown in Fig. 2, in this embodiment, the indoor unit panel 20 of the indoor unit 1 of the air conditioner is roughly rectangular, and it is provided with an indoor air suction port 210 and an indoor air outlet 220, wherein the indoor air suction port 210 is formed by the suction port. The style grille is formed by XG. When the indoor unit panel 20 is installed on the indoor unit main body 10, the indoor unit panel 20 closes the lower opening of the air conditioner housing 101A, and the indoor air suction port 210 of the indoor unit panel 20 is located at the air suction portion of the indoor unit main body 10. 120 , the indoor air outlet 220 of the indoor unit panel 20 is located directly below the heat exchange portion 110 of the indoor unit main body 10 .

In addition, as shown in FIG. 2 , the air conditioner case 101A includes a plurality of side plates 101a to 101d extending parallel to the XZ plane or YZ plane and a top plate (not shown) extending parallel to the XY plane. The plate 101d doubles as a partition separating the suction portion 120 from the exhaust portion 130, and a ventilation opening TK is formed on the side plate 101d, and a damper (not shown) that can freely open and close the ventilation opening TK is provided in the ventilation opening TK. icon). Therefore, when the indoor temperature needs to be maintained in the cooling, heating, circulation dehumidification mode, etc., by closing the damper, heat or cooling loss can be prevented.

In addition, the interior of the air conditioner case 101A is divided into an air suction section AS (see FIG. 1 ) located on the side close to the exhaust section 130 and an air suction section space AS (see FIG. 1 ) located away from the exhaust section 130 by a partition plate 101 e extending parallel to the XZ plane. One side of the heat exchange part space HS (refer to FIG. 1 ).

In addition, as shown in Figure 2, a suction fan 121 and a suction fan motor 122 for driving the suction fan 121 are arranged in the air suction part space AS, and a heat exchanger group 111 is arranged in the heat exchange part space HS. (refer to FIG. 1 ) and a drain pan 112 , and an electrical component box 113 is provided below the drain pan 112 .

More specifically, as shown in FIG. 2, the air suction part space AS is divided into a first space AS1 and a second space AS2 by a windshield 101f, the windshield 101f is roughly parallel to the side plates 101a, 101c, and the first space AS1 The air suction fan 121 and the air suction fan motor 122 are provided in the second space AS2 to communicate with the inside of the exhaust unit case 101B through the ventilation opening TK provided in the side plate 101d. By providing the windshield 101f, it is possible to avoid mutual interference between the indoor air passage SL and the exhaust air passage PL.

In this embodiment, as shown in FIG. 2 and FIG. 4 , the windshield 101f is roughly flat, and includes a roughly rectangular windshield main body 101fa and folds on both sides of the windshield main body 101fa in the Y-Y direction. The folded edges 101fb1 and 101fb2 formed by bending, wherein the main body 101fa of the windshield extends approximately parallel to the YZ plane, the folded edges 101fb1 are fixed on the side plate 101d of the indoor unit casing 101 by screws, and the folded edges 101fb2 are fixed on the partition by screws. board 101e.

In addition, as shown in FIGS. 2 and 3 , the exhaust unit case 101B includes a plurality of side plates extending parallel to the XZ plane or the YZ plane, a bottom plate extending parallel to the XY plane, and a top plate extending parallel to the XY plane. Of the plurality of side plates of the exhaust unit casing 101B, an exhaust port 139 communicating with the outdoors through a pipe is provided on the side plate 101g.

In addition, as shown in FIG. 3 , an exhaust fan 131 and a fan motor 132 for driving the exhaust fan 131 are provided in the exhaust unit case 101B. The exhaust fan 131 and the fan motor 132 can be fixed on the exhaust part casing 101B, or can be fixed on the side plate 101d of the air conditioning part casing 101A.

In addition, in this embodiment, as shown in FIG. 5 , a damper 139 a that can freely open and close the exhaust port 139 is provided in the exhaust port 131 to prevent communication between indoor and outdoor air in the non-exhaust mode.

Next, the flow of air when the suction fan 121 and the exhaust fan 131 of the air conditioner indoor unit 1 of the present embodiment operate will be briefly described with reference mainly to FIG. 6 .

In this embodiment, when the fan motors 122 and 132 respectively drive the suction fan 121 and the exhaust fan 131 to work, as shown in FIG. The first space AS1 flows into the exhaust part 130 through the ventilation opening TK, and is discharged to the outside from the exhaust port 139 without passing through the heat exchanger. Another part of the air KQ2 enters the second space AS2, then flows into the heat exchange space HS (refer to FIG. 1 ), flows through the heat exchanger group 111 in the heat exchange space HS, and then flows out from the indoor air outlet 220 into the room.

Next, the operation modes of the air conditioner indoor unit 1 according to this embodiment will be briefly described with reference to FIG. 1 .

In the cooling mode, the suction fan assembly operates, and the indoor air enters the room through the indoor air outlet 220 after exchanging heat with the two heat exchangers 111a and 111b through the indoor air path SL. In this case, the exhaust fan assembly may or may not operate.

In the heating mode, the suction fan assembly operates, and the indoor air passes through the indoor air passage SL to exchange heat with the two heat exchangers 111a and 111b of the heat exchange part 110 , then the temperature rises and enters the room through the indoor air outlet 220 . In this case, the exhaust fan assembly may or may not operate.

In the cycle dehumidification mode, one heat exchanger 111a of the two heat exchangers 111a, 111b of the heat exchange part 110 functions as a condenser, the other heat exchanger 111b functions as an evaporator, and the suction fan assembly operates, The indoor air enters the heat exchange part 110 through the indoor air path SL, and then dehumidifies and then heats with the two heat exchangers 111a and 111b. The dehumidified and heated air enters the room through the indoor air outlet 220 . In this condition, the exhaust fan assembly does not operate. In addition, in the ventilation and dehumidification mode, the exhaust fan assembly operates simultaneously to exhaust air while dehumidifying.

In the exhaust mode, the suction fan assembly does not operate, the exhaust fan assembly operates, and the indoor air is discharged to the outside through the exhaust air path PL from the exhaust port 139 .

According to this embodiment, the indoor unit 1 of the air conditioner integrates the heat exchange part 110, the air suction part 120, and the exhaust part 130. Therefore, the exhaust function can be realized without adding additional exhaust equipment and corresponding pipelines, saving energy. The installation space is reduced and the difficulty of installation is reduced. In addition, the heat exchange part 110 of the indoor unit 1 of the air conditioner includes a heat exchanger group 111, so a single body can realize the functions of cooling, heating, circulation dehumidification, ventilation and dehumidification, and exhaust. In addition, since the indoor unit 1 of the air conditioner can circulate and dehumidify the indoor air, it can perform dehumidification (heating and dehumidification) without greatly reducing the temperature of the air blown out from the indoor air outlet 220 .

(2) Embodiment 2

The air conditioner indoor unit 1' according to Embodiment 2 of the present invention is basically the same in structure as the air conditioner indoor unit 1 according to Embodiment 1 described above. Centering on the point, it will be described based on FIG. 7 .

In this embodiment, as shown in FIG. 7, the indoor space is divided into a first indoor space SK1 and a second indoor space SK2, and the air conditioner of the indoor unit 1' of the air conditioner has an indoor suction opening facing the opening of the first indoor space SK1. The tuyere 210 and the indoor air outlet 220, the exhaust part 130' of the air conditioner indoor unit 1' has an exhaust-side indoor air suction opening 135 facing the second indoor space SK2 opening, and forms a shape for sucking air from the exhaust-side indoor air suction opening 135. The indoor air of the exhaust part 130' is exhausted from the exhaust port 139 to the second exhaust air path PL' outdoors. In addition, although not shown, a damper capable of freely opening and closing the exhaust portion air intake port 135 is provided in the exhaust side indoor air intake port 135 .

According to the indoor unit of the air conditioner in this embodiment, as in the above-mentioned Embodiment 1, the installation space can be saved and the difficulty of installation can be reduced, and a single body can realize the functions of cooling, heating, circulating dehumidification, ventilation and dehumidification, and exhausting, and, Dehumidification (heating dehumidification) can be performed while ensuring that the temperature of the air blown out from the indoor air outlet does not drop significantly. In addition, since the exhaust part 130' is formed with the second exhaust air path PL', when the exhaust fan assembly is running, the air door at the windshield can be closed to exhaust the second indoor space SK2. On the other hand, if the damper at the windshield is opened and the damper at the indoor air suction port 135 on the exhaust side is closed, separate exhaust to the first indoor space SK1 can be realized.

The specific embodiments of the present invention have been described above, but it should be understood that the above specific embodiments do not constitute a limitation to the present invention, and those skilled in the art can make various modifications on the basis of the above disclosure without exceeding the scope of the present invention. scope.

For example, in Embodiment 1 and Embodiment 2 above, the indoor unit of the air conditioner includes the indoor unit panel 20, on which the indoor unit panel 20 is provided with the suction grille XG forming the indoor air suction port 210, and the indoor air outlet is provided. 220, but not limited thereto, as shown in Figure 8, the indoor unit of the air conditioner may not include the indoor unit panel, but include the suction grille XG1 communicated with the suction part through the ventilation pipe 140 and the air suction grill XG1 communicated with the suction part through the ventilation pipe 150 The outlet grill XG2 connected to the heat exchange part, wherein the suction grill XG1 forms the indoor air suction port, and the outlet grill XG2 forms the indoor air outlet.

In addition, in Embodiment 1 and Embodiment 2 above, the heat exchanger group 111 includes two heat exchangers 111a, 111b arranged sequentially along the indoor air path SL, but it is not limited thereto. As shown in FIG. The two heat exchangers of the exchanger group can also be arranged along the direction perpendicular to the indoor air path SL. In addition, when the heat exchangers of the heat exchanger group are arranged along the direction perpendicular to the indoor air path, the number of heat exchangers included in the heat exchanger group is not limited to two, for example, as shown in Figure 10 Three settings are shown.

In addition, in the above-mentioned Embodiment 1 and Embodiment 2, when one heat exchanger 111a of the two heat exchangers 111a, 111b functions as a condenser, the other can function as an evaporator 111b, but it is not limited Here, in the case where the heat exchanger group includes other heat exchangers besides the heat exchangers 111a and 111b, as long as the following conditions are satisfied: heat exchange in any one of the two heat exchangers 111a and 111b When the heat exchanger functions as an evaporator, at least one of the remaining heat exchangers included in the heat exchanger group can function as a condenser.

In addition, in the above-mentioned Embodiment 1 and Embodiment 2, the windshield 101f has a substantially flat plate shape, but it is not limited thereto. For example, as shown in FIG. For the wind plate 101f', when the wind deflector 101f' is installed in the indoor unit casing 101, the step TJ is parallel to the XY plane in FIG. 1 for wiring. In addition, the windshield may be omitted.

In addition, in the above-mentioned Embodiment 1 and Embodiment 2, the damper 139a is provided in the exhaust port 139, but it is not limited to this, and the damper can also be provided in the pipeline connecting the exhaust port with the outdoor to prevent In the non-exhaust mode, the indoor and outdoor air are communicated.

Claims (11)

1. An air conditioner indoor unit, the air conditioner indoor unit comprises a suction part, a heat exchange part, an exhaust part, an indoor air suction port, an indoor air outlet and an exhaust port, and the air suction part is located at the heat exchange part Between the exhaust part, and the air suction part communicates with the exhaust part through a ventilation opening, characterized in that, The heat exchange part is provided with a heat exchanger group, the air suction part is provided with a suction fan assembly, and the exhaust part is provided with an exhaust fan assembly, and the indoor unit of the air conditioner is formed with: The indoor air sucked by the indoor air inlet into the air suction part flows out from the indoor air outlet to the indoor air path through the heat exchanger group of the heat exchange part; The indoor air of the suction part enters the interior of the exhaust part through the ventilation opening, and then is discharged from the exhaust port to the outdoor exhaust air path, The exhaust part and the air suction part are separated by a first partition, and the ventilation opening is formed on the first partition, The air suction part is separated from the heat exchange part by a second partition, The exhaust air path does not pass through the heat exchanger, The indoor unit of the air conditioner has an operation mode in which the suction fan unit is operated and the exhaust fan unit is stopped. 2. The air conditioner indoor unit according to claim 1, wherein: The indoor unit of the air conditioner further includes an indoor unit panel, which covers the air suction part and the heat exchange part, and is provided with a suction grille forming the indoor air suction port. 3. The air conditioner indoor unit according to claim 1, wherein: The indoor unit of the air conditioner further includes a suction grille, which forms the indoor air suction port and communicates with the air suction part through a ventilation pipe. 4. The air conditioner indoor unit according to claim 1, wherein: The interior of the air suction part is divided into a first space and a second space by a windshield, so that part of the indoor air sucked by the air suction part flows into the exhaust part through the first space, and the Another part of the indoor air sucked by the suction part flows into the heat exchange part through the second space. 5. The air conditioner indoor unit according to claim 4, wherein: The windshield is a flat plate. 6. The air conditioner indoor unit according to claim 4, wherein: The windshield is in the shape of a ladder with steps, and the steps are used for wiring. 7. The air conditioner indoor unit according to any one of claims 4 to 6, wherein: Flanges are formed on both sides of the windshield, and the folds are fixedly connected to the indoor unit housing of the indoor unit of the air conditioner. 8. The air conditioner indoor unit according to claim 1, wherein: The heat exchanger group includes at least two heat exchangers, When any one of the two heat exchangers functions as an evaporator, at least one of the remaining heat exchangers included in the heat exchanger group can function as a condenser. 9. The air conditioner indoor unit according to claim 1, wherein: The exhaust part is fixedly connected to the suction part in a detachable manner. 10. The air conditioner indoor unit according to claim 1, wherein: A damper capable of freely opening and closing the ventilation opening is provided on the ventilation opening. 11. The air conditioner indoor unit according to claim 1, wherein: The exhaust part is provided with an indoor air suction port on the exhaust side and a damper that can freely open and close the air suction port, The indoor unit of the air conditioner is formed with a second exhaust air path through which indoor air sucked into the exhaust unit from the exhaust-side indoor air suction port is discharged to the outside through the exhaust port.