CN217464653U - Air conditioner indoor unit and air conditioner with same - Google Patents

Abstract

The utility model discloses an indoor set of air conditioner and air conditioner that has it, the indoor set of air conditioner includes: the indoor unit comprises an indoor unit body, a fresh air pipe, an air guide pipe, a fresh air heater and an auxiliary heater, wherein an air inlet is formed in the indoor unit body, an exhaust end of the fresh air pipe is communicated with the air inlet, the fresh air pipe is suitable for guiding outdoor fresh air to the air inlet, an air inlet end of the air guide pipe is communicated with the indoor space, an exhaust end of the air guide pipe is communicated with the air inlet, the air guide pipe is suitable for guiding indoor air to the air inlet, the fresh air heater is arranged at the air inlet to heat airflow flowing into the air inlet, and the auxiliary heater selectively heats the indoor air flowing to the air inlet in the air guide pipe. Through setting up guide duct and auxiliary heater, with indoor wind heating back direction air intake, mix with the new trend from new trend tuber pipe flow direction air intake, tentatively promote the new trend temperature, again through new trend heater to air current secondary heating, it is effectual to the heating of new trend, the new trend temperature promotes great, the user uses the travelling comfort better.

Description

Air conditioner indoor unit and air conditioner with same

Technical Field

The utility model belongs to the technical field of life electrical apparatus and specifically relates to an air conditioning indoor unit and air conditioner that has it.

Background

The existing air conditioner is provided with a fresh air system, outdoor fresh air is led into the room, and the use comfort of a user is improved. However, when the air conditioner is used in abnormal weather, for example, in winter, pure fresh air enters the room to cause discomfort to human bodies. Therefore, part of the air conditioners have a fresh air heating function, the heater is arranged at a fresh air inlet, and the heating of outdoor fresh air flowing into the air conditioners is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide an indoor set of air conditioning, this indoor set of air conditioning heat the quantity great to the new trend, promote the new trend and enter room temperature, promote the user and use the travelling comfort.

Another object of the present invention is to provide an air conditioner.

According to the utility model discloses machine in air conditioning, include: the indoor unit comprises an indoor unit body, wherein an air inlet is formed in the indoor unit body; the exhaust end of the fresh air pipe is communicated with the air inlet, and the fresh air pipe is suitable for guiding outdoor fresh air to the air inlet; the air inlet end of the air guide pipe is communicated with the indoor space, the air outlet end of the air guide pipe is communicated with the air inlet, and the air guide pipe is suitable for guiding indoor air to the air inlet; the fresh air heater is arranged at the air inlet to heat airflow flowing into the air inlet, and the auxiliary heater selectively heats indoor air flowing into the air inlet in the air guide pipe.

According to the utility model discloses machine in air conditioning through setting up guide duct and auxiliary heater, with indoor wind heating back direction air intake, mix with the new trend from new trend pipe flow direction air intake, tentatively promote the new trend temperature, again through the new trend heater to air current secondary heating, it is effectual to the heating of new trend, the new trend temperature promotes great, the new trend is gone into room temperature and is higher, and the user uses the travelling comfort better.

In some implementations, the intake vent includes: the exhaust end of the fresh air pipe is communicated with the first air inlet, the air inlet end of the air guide pipe is communicated with the second air inlet, the exhaust end of the air guide pipe is communicated with the first air inlet, and the air guide pipe is suitable for guiding at least part of indoor air flowing into the second air inlet to the first air inlet.

In some embodiments, a wind guide channel is arranged in the wind guide pipe, and the auxiliary heater is arranged in the wind guide channel.

Specifically, the indoor unit of an air conditioner further includes: and the auxiliary fan is arranged on the air guide pipe so as to guide at least part of the indoor air of the second air inlet to the first air inlet.

In some embodiments, the air conditioning indoor unit further includes: the fresh air electric control box is arranged close to the air inlet end of the air guide pipe.

In some embodiments, the exhaust end of the air guide pipe is selectively communicated with the first air inlet or the channel in the fresh air pipe.

Specifically, when the exhaust end of the air guide pipe is communicated with the channel in the fresh air pipe, the auxiliary heater stops working.

Furthermore, a first pipeline is arranged between the exhaust end of the air guide pipe and the first air inlet, and a second pipeline is arranged between the exhaust end of the air guide pipe and the fresh air pipe.

Optionally, an air duct valve is disposed at an exhaust end of the air duct, and the air duct valve is adapted to guide indoor air in the air duct to the first pipeline or the second pipeline.

In some embodiments, the air conditioning indoor unit further includes: an air inlet channel communicated with the air inlet is arranged in the indoor unit body, and the humidifying device is arranged in the air inlet channel; the hot air flow flowing into the air inlet can heat the humidifying device.

According to the utility model discloses air conditioner, include above-mentioned arbitrary air conditioning in machine.

According to the utility model discloses air conditioner, through setting up above-mentioned air conditioning indoor set, the new trend heating volume of air conditioner is big, and the new trend is gone into room temperature and is higher, and the user uses the travelling comfort better.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a perspective external view of an indoor unit of an air conditioner according to an embodiment of the present invention;

fig. 2 is a schematic working diagram of an indoor unit of an air conditioner according to an embodiment of the present invention in a heating state;

fig. 3 is a schematic view illustrating operation of an indoor unit of an air conditioner in a heat dissipation state according to an embodiment of the present invention;

fig. 4 is an exploded view of the structure of an indoor unit of an air conditioner according to an embodiment of the present invention;

fig. 5 is an installation schematic diagram of a fresh air duct and a fresh air electric control box according to an embodiment of the present invention;

fig. 6 is a front view of an air conditioning indoor unit according to an embodiment of the present invention;

FIG. 7 is a C-C cross-sectional view according to the example shown in FIG. 6;

fig. 8 is a plan view of an indoor unit of an air conditioner according to an embodiment of the present invention;

FIG. 9 is a D-D cross-sectional view according to the example shown in FIG. 8;

fig. 10 is a side view of an indoor unit of an air conditioner according to an embodiment of the present invention;

FIG. 11 is a B-B cross-sectional view according to the example shown in FIG. 10;

fig. 12 is a cross-sectional view of a fresh air duct according to an embodiment of the present invention.

Reference numerals are as follows:

an indoor unit of air conditioner 100,

The indoor unit body 1, an air inlet 11, a first air inlet 111, a second air inlet 112, an air outlet 12,

A fresh air pipe 2, a fresh air adapter 21,

The air guide pipe 3, the fresh air switching box 30, the first pipeline 31, the second pipeline 32, the air duct valve 33, the heating valve 331, the heat dissipation valve 332,

An auxiliary heater 41, an auxiliary fan 42, a heat dissipation shield 43, a switching air disk 44, an air deflector 441, a fan cover,

A fresh air electric control box 5,

A fresh air heater 6,

A humidifying device 7, a water tank 71, a wet film 72,

A temperature and humidity sensor 8,

An indoor unit fan 9,

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features. In the description of the present invention, "a plurality" means two or more.

An air conditioning indoor unit 100 according to an embodiment of the present invention is described below with reference to fig. 1 to 12.

According to the utility model discloses machine 100 in air conditioning, include: the indoor unit comprises an indoor unit body 1, a fresh air pipe 2, an air guide pipe 3, a fresh air heater 6 and an auxiliary heater 41, wherein an air inlet 11 is formed in the indoor unit body 1, an exhaust end of the fresh air pipe 2 is communicated with the air inlet 11, the fresh air pipe 2 is suitable for guiding outdoor fresh air to the air inlet 11, an air inlet end of the air guide pipe 3 is communicated with the indoor space, an exhaust end of the air guide pipe 3 is communicated with the air inlet 11, the air guide pipe 3 is suitable for guiding indoor air to the air inlet 11, the fresh air heater 6 is arranged at the air inlet 11 to heat airflow flowing into the air inlet 11, and the auxiliary heater 41 selectively heats the indoor air flowing into the air inlet 11 in the air guide pipe 3.

The indoor unit body 1 is provided with an air inlet 11, and it can be understood that the indoor unit 100 of the air conditioner is arranged indoors, so that indoor airflow can flow into the indoor unit body 1 through the air inlet 11 and exchange heat with an indoor heat exchanger in the indoor unit body 1. And the inlet end and the outdoor intercommunication of fresh air pipe 2, the exhaust end and the air intake 11 intercommunication of fresh air pipe 2, fresh air pipe 2 can be with outdoor new trend direction air intake 11, thereby be located indoor set body 1 with outdoor new trend direction, and new trend accessible air intake 11 flows into indoor set body 1, carry out the heat transfer with the indoor heat exchanger in the indoor set body 1, can make outdoor new trend flow into indoor through setting up fresh air pipe 2, promote the air cycle speed, improve the indoor air quality, promote user's use travelling comfort, and fresh air pipe 2 directly leads air intake 11 with outdoor new trend, the new trend gets into indoor earlier with indoor heat exchanger heat transfer back again indoor, can not influence the normal use of indoor set of air conditioner 100, user experience can not be reduced. In some special weather, for example, in winter, the indoor unit 100 of the air conditioner performs heating operation, and at this time, the temperature of outdoor fresh air is low, and the temperature of the fresh air is still low after the fresh air only passes through the heat exchange of the indoor heat exchanger, so that the indoor temperature can be reduced, and the user experience is reduced. Therefore, the fresh air heater 6 is arranged at the air inlet 11, and fresh air enters the air inlet 11 and is heated by the fresh air heater 6 and then exchanges heat with the indoor heat exchanger, so that the temperature of the fresh air can be increased, and the service life of the indoor heat exchanger can be prolonged. It can be understood that the fresh air heater 6 can not only heat the fresh air flowing into the air inlet 11, but also heat the indoor air flowing from the air inlet 11, so that the fresh air heater 6 can be used not only when the fresh air enters the room, but also when the indoor unit 100 of the air conditioner performs indoor circulation.

However, due to the size influence of the indoor unit 100 of the air conditioner and the consideration of the energy-saving effect, the size of the fresh air heater 6 is small, the power is low, the heating effect on the fresh air is limited, when the fresh air with extremely low temperature enters the air inlet 11, the temperature of the fresh air cannot be rapidly increased by the fresh air heater 6, and the user experience is also influenced.

The embodiment of the utility model provides a through setting up guide duct 3 and auxiliary heater 41, further to the new trend heating, promote fast and enter into indoor new trend temperature from the exhaust end of new trend pipe 2, promote user experience.

The air inlet end of the air guide pipe 3 is communicated with the indoor, the air outlet end of the air guide pipe 3 is communicated with the air inlet 11, the air guide pipe 3 guides indoor air to the air inlet 11, the auxiliary heater 41 can heat the indoor air flowing to the air inlet 11 in the air guide pipe 3, the auxiliary heater 41 heats the indoor air, the air guide pipe 3 guides the heated indoor air to the air inlet 11, the heated indoor air is mixed with fresh air at the air inlet 11 and enters the indoor unit body 1 from the air inlet 11 together, so that the temperature of the air flow flowing into the air inlet 11 is increased, the heated indoor air flowing to the air inlet 11 from the air guide pipe 3 only primarily heats the fresh air, and then the air flow flowing into the indoor unit body 1 from the air inlet 11 is secondarily heated by the fresh air heater 6, so that the heating capacity of the indoor unit 100 of the air conditioner for the fresh air is increased, and the use comfort of a user is improved.

And it can be understood that the auxiliary heater 41 heats the indoor air, so that the auxiliary heater 41 can rapidly heat the indoor air to a high temperature, and can rapidly heat the air flow, besides, the temperature of the indoor air is high, the power consumption of the auxiliary heater 41 for heating the indoor air is low, and the power consumption of the auxiliary heater 41 is low.

The auxiliary heater 41 can selectively heat the indoor air flowing to the air inlet 11 in the air guide pipe 3, when the fresh air heater 6 is enough to heat the air flow flowing from the air inlet 11, the auxiliary heater 41 can be turned off, the fresh air heater 6 only heats the air flow, the auxiliary heater 41 and the fresh air heater 6 are mutually independent and independently controlled, the fresh air heater 6 and the auxiliary heater 41 can be selectively turned on according to the fresh air temperature, and the air-conditioning indoor unit 100 is high in functionality. Both the fresh air heater 6 and the auxiliary heater 41 can be used not only when fresh air enters the room, but also when the indoor unit 100 of the air conditioner is circulated indoors.

According to the utility model discloses machine 100 in air conditioning is through setting up guide duct 3 and auxiliary heater 41, with direction air intake 11 behind the indoor air heating, mixes with the new trend from 2 flow direction air intakes 11 of new trend pipe, tentatively promotes the new trend temperature, passes through new trend heater 6 again to air current secondary heating, and is effectual to the heating of new trend, and the new trend temperature promotes great, and the new trend is gone into room temperature and is higher, and the user uses the travelling comfort better.

In some embodiments of the present invention, as shown in fig. 4, the fresh air heater 6 is a PTC heating plate, the PTC heating plate is disposed inside the indoor unit body 1 and adjacent to the air inlet 11, and the PTC heating plate can heat the flowing air.

In some embodiments of the present invention, as shown in fig. 1 to 3, the air inlet 11 includes: the air conditioner comprises a first air inlet 111 and a second air inlet 112, wherein the exhaust end of the fresh air pipe 2 is communicated with the first air inlet 111, the air inlet end of the air guide pipe 3 is communicated with the second air inlet 112, the exhaust end of the air guide pipe 3 is communicated with the first air inlet 111, and the air guide pipe 3 is suitable for guiding at least part of indoor air flowing into the second air inlet 112 to the first air inlet 111.

The indoor unit 100 of the air conditioner includes two air inlets 11, i.e., a first air inlet 111 and a second air inlet 112, an exhaust end of the fresh air duct 2 is communicated with the first air inlet 111, the fresh air duct 2 guides fresh air from the outside to the first air inlet 111, and no fresh air flows into the second air inlet 112, so that the fresh air heater 6 is only disposed at the first air inlet 111 to heat the air flow flowing into the first air inlet 111. The exhaust end of the air duct 3 is communicated with the first air inlet 111 to mix the indoor air heated by the auxiliary heater 41 with the fresh air, so as to heat the fresh air for the first time.

And the utility model discloses with the inlet end and the second air intake 112 intercommunication of guide duct 3, will flow in the first air intake 111 of at least part direction of the indoor wind of second air intake 112, can understand, second air intake 112 can not have the new trend to flow in, and only indoor wind can flow in from second air intake 112, consequently the utility model discloses with the inlet end and the second air intake 112 intercommunication of guide duct 3, can pass through the first air intake 111 of guide duct 3 direction with indoor wind, the institutional advancement of reducible air conditioning indoor set 100 reduces the structure volume of air conditioning indoor set 100.

In some embodiments of the present invention, the indoor unit body 1 is further provided with an air outlet 12, as shown in fig. 1-3, and the coordinate system shown in the drawings is used for explaining that the first air outlet 12 and the second air outlet 12 are respectively disposed on the left side and the right side of the indoor unit body 1, the air outlet 12 is disposed on the front side of the indoor unit body 1, and the indoor unit 100 of the air conditioner is air-inlet from both sides and air-outlet from the front side.

In some embodiments of the present invention, an air guiding channel is provided in the air guiding pipe 3, and the auxiliary heater 41 is provided in the air guiding channel. The air guide duct 3 forms an air guide passage therein, and the auxiliary heater 41 is disposed in the air guide passage to heat the indoor air flowing from the second air inlet 112 to the first air inlet 111 in the air guide duct 3.

In some embodiments of the present invention, the indoor unit 100 of an air conditioner further includes: and an auxiliary fan 42, wherein the auxiliary fan 42 is disposed on the air guide pipe 3 to guide at least part of the indoor air of the second air inlet 112 to the first air inlet 111. The auxiliary fan 42 drives the indoor air to move from the air inlet end of the air guide pipe 3 to the air outlet end of the air guide pipe 3. In some embodiments of the present invention, an auxiliary fan 42 is disposed within the air guide channel to drive the air flow within the air guide channel.

In some embodiments of the present invention, as shown in fig. 2 and fig. 5, the air duct 3 is configured as a fresh air adapter 30, the inside of the fresh air adapter 30 is provided with an air guiding channel, and the auxiliary heater 41 and the auxiliary fan 42 are both disposed in the air guiding channel inside the fresh air adapter 30.

In some embodiments of the present invention, as shown in fig. 5 and fig. 1, the indoor unit 100 of an air conditioner further includes: the fresh air electric control box 5 is arranged close to the air inlet end of the air guide pipe 3. The automatically controlled box 5 of new trend is suitable for control the utility model discloses the new trend system of machine 100 in the air conditioning, for example control new trend heater 6's switching and power, the utility model discloses the neighbouring new trend control box setting of inlet end with guide duct 3, and auxiliary fan 42 in the guide duct 3 can drive air current and flow to the blast pipe of guide duct 3 from the inlet end of guide duct 3, and the air current is at the flow in-process, can take away the heat that sets up the automatically controlled box 5 of new trend at the 3 inlet end of guide duct, promotes the radiating rate of the automatically controlled box 5 of new trend, promotes the job stabilization nature of the automatically controlled box 5 of new trend.

The utility model discloses an in some embodiments, with the adjacent automatically controlled box 5 settings of new trend of inlet end of new trend switching box 30, new trend switching box 30 is located the upper end of the automatically controlled box 5 of new trend, still is provided with heat dissipation protection casing 43 between the automatically controlled box 5 of inlet end of new trend switching box 30 and new trend, promotes the air current velocity of flow, with higher speed the heat dissipation of the automatically controlled box 5 of new trend.

In some embodiments of the present invention, the exhaust end of the air guiding pipe 3 is selectively communicated with the first air inlet 111 or the channel in the fresh air pipe 2, and the exhaust end of the air guiding pipe 3 can be communicated with the first air inlet 111 and also can be communicated with the channel in the fresh air pipe 2.

The following describes the operation process of the air conditioning indoor unit 100 in a heating state with reference to fig. 2, when the exhaust end of the air guiding pipe 3 is communicated with the first air inlet 111, the auxiliary heater 41 is turned on, and the auxiliary fan 42 is turned on, a part of the airflow flowing from the second air inlet 112 flows into the exhaust end of the air guiding pipe 3 under the driving of the auxiliary fan 42 after flowing through the fresh air electronic control box 5, the airflow flows to take away the heat generated by the fresh air electronic control box 5 during operation, so as to accelerate the heat dissipation of the fresh air electronic control box 5, then the airflow flows in the air guiding channel and is heated by the auxiliary heater 41, the heated indoor air flows along the air guiding channel under the driving of the auxiliary heater 41, and flows from the exhaust end of the air guiding pipe 3 to the first air inlet 111, so as to mix with the fresh air at the first air inlet 111, and primarily heat the fresh air.

The working process of the indoor unit 100 of the air conditioner in the heat dissipation state is described below with reference to fig. 3, when the exhaust end of the air guiding pipe 3 is communicated with the channel in the fresh air pipe 2, the auxiliary heater 41 stops working, and the auxiliary fan 42 is turned on, a part of the airflow flowing in from the second air inlet 112 flows into the exhaust end of the air guiding pipe 3 under the driving of the auxiliary fan 42 after flowing through the fresh air electronic control box 5, the airflow flows to take away the heat generated during the working of the fresh air electronic control box 5, so as to accelerate the heat dissipation of the fresh air electronic control box 5, and then the airflow flows in the air guiding channel under the driving of the auxiliary fan 42 and flows to the channel in the fresh air pipe 2 from the exhaust end of the air guiding pipe 3, so that the airflow after heat exchange with the fresh air electronic control box 5 can directly flow from the fresh air pipe 2 to the outside, and the heat dissipation speed of the fresh air electronic control box 5 is increased.

The utility model discloses machine 100 in air conditioning is through the exhaust end with guide duct 3 and optionally with the passageway intercommunication in first air intake 111 or the new trend 2, not only can be with the preliminary heating of new trend after the room wind heating, promote the new trend heating volume, still can switch the connection of the 3 exhaust ends of guide duct, promote the radiating rate to the automatically controlled box 5 of new trend, 3 components of new-increased guide duct can realize multiple functions, not only promote the functional of machine 100 in the air conditioning, still can not increase machine 100 in air conditioning's structural dimension, the use of machine 100 in the air conditioning of being convenient for is put.

In some embodiments of the present invention, as shown in fig. 2 and 3, a first pipeline 31 is disposed between the exhaust end of the air guiding pipe 3 and the first air inlet 111, and a second pipeline 32 is disposed between the exhaust end of the air guiding pipe 3 and the fresh air pipe 2. When the indoor unit 100 of the air conditioner is in a heating state, the exhaust end of the air guide pipe 3 is communicated with the first air inlet 111, and heated indoor air flows from the exhaust end of the air guide pipe 3 to the first air inlet 111 through the first pipeline 31; when the indoor unit 100 of the air conditioner is in the heat radiation state, the exhaust end of the air guide duct 3 is communicated with the channel in the fresh air duct 2, and the heated indoor air flows into the channel in the fresh air duct 2 from the exhaust end of the air guide duct 3 through the second pipe 32.

The utility model discloses an in some embodiments, machine 100 is when the radiating state in the air conditioning, and the exhaust end of new tuber pipe 2 is closed, prevents that the heat dissipation air current from flowing back again to indoor condition from new tuber pipe 2 exhaust end and taking place, promotes the radiating rate.

In other embodiments, as shown in fig. 3, when the indoor unit 100 of the air conditioner is in the heat dissipation state, the exhaust end of the fresh air duct 2 is opened, the indoor unit fan 9 is also opened, the indoor unit fan 9 is turned upside down, and the fresh air duct 2 guides the indoor air to the outdoor, so that the fresh air electronic control box 5 can be cooled, and the heat dissipation speed of the indoor unit body 1 can be increased.

The utility model discloses a in some embodiments, as shown in fig. 1 and fig. 2, fresh air pipe 2 passes through fresh air adapter 21 with indoor set body 1 and is connected, and fresh air adapter 21 is for buckling the structure, and fresh air pipe 2 extends along the horizontal direction, and fresh air adapter is with fresh air pipe 2 interior horizontal flow's fresh air along the first air intake 111 of vertical direction. A second pipeline 32 is arranged between the exhaust end of the air guide pipe 3 and the fresh air pipe 2, and the second pipeline 32 is communicated with the fresh air adapter 21, so that the indoor air to be heated flows into a channel in the fresh air pipe 2 through the fresh air adapter 21.

In some embodiments of the utility model, as shown in fig. 12, the diapire of new tuber pipe 2 is provided with the arch towards the top, and through setting up the arch, the velocity of flow increases when the air current in new tuber pipe 2 flows in new tuber pipe 2, promotes the air current velocity of flow, promotes heating or heat dissipation work efficiency.

In some embodiments of the present invention, as shown in fig. 2 and 3, the air outlet end of the air guide duct 3 is provided with an air duct valve 33, the air duct valve 33 is suitable for guiding the indoor air in the air guide duct 3 to the first pipeline 31 or the second pipeline 32, the flow direction of the air flow in the air guide duct 3 can be controlled by controlling the air duct valve 33, when the air conditioning indoor unit 100 needs to perform a heating function, the air duct valve 33 guides the indoor air in the air guide duct 3 to the first pipeline 31, and when the air conditioning indoor unit 100 needs to perform a heat dissipation function, the air duct valve 33 guides the indoor air in the air guide duct 3 to the second pipeline 32.

In some embodiments of the present invention, the air duct valve 33 is disposed at the exhaust end of the air guiding pipe 3 and separates the exhaust end of the air guiding pipe 3 into a heating exhaust end and a heat dissipation exhaust end, the heating exhaust end is connected to the first pipeline 31, the heat dissipation exhaust end is connected to the second pipeline 32, and the air duct valve 33 controls the on/off of the heating exhaust end and the heat dissipation exhaust end to guide the indoor air in the air guiding pipe 3 to the first pipeline 31 or the second pipeline 32. When the air duct valve 33 closes the heating exhaust end and opens the heat dissipation exhaust end, the air duct valve 33 guides the indoor air in the air guide pipe 3 to the second pipeline 32, so that heat dissipation of the fresh air electronic control box 5 is realized; when the air duct valve 33 closes the heat dissipation exhaust end and opens the heating exhaust end, the air duct valve 33 guides the indoor air in the air guide pipe 3 to the first pipeline 31, so as to heat the fresh air.

In some embodiments of the present invention, the air duct valve 33 has a heat dissipation position for closing the heating exhaust end and opening the heat dissipation exhaust end, and a heating position for closing the heat dissipation exhaust end and opening the heating exhaust end; as shown in fig. 1, the air duct valve 33 includes: the heating valve 331 and the heat dissipation valve 332, the heating valve 331 and the heat dissipation valve 332 are each configured in a plate shape, one end of the heating valve 331 and one end of the heat dissipation valve 332 are connected to each other to form a connecting portion, and the connecting portion is disposed at the exhaust end of the air guide pipe 3 and is rotatably connected to the air guide pipe 3, so that the heating valve 331 and the heat dissipation valve 332 can rotate with the connecting portion of the connecting portion and the air guide pipe 3 as a rotation center. The air channel valve 33 can rotate between a heat dissipation position and a heating position, when the air channel valve 33 is located at the heating position, the heat dissipation valve 332 seals the heat dissipation exhaust end, the heating valve 331 opens the heating exhaust end, when the air channel valve 33 is located at the heat dissipation position, the heat dissipation valve 332 opens the heat dissipation exhaust end, and the heating valve 331 closes the heating exhaust end.

In some embodiments of the present invention, the air duct 3 is constructed as a fresh air adapter 30, the fresh air adapter 30 includes a bottom plate and a cover plate, and the floor and the cover plate define an air guiding channel inside the fresh air adapter 30. The bottom plate includes: the air guide device comprises an auxiliary fan 42 mounting part and an auxiliary heater 41 mounting part, wherein the auxiliary fan 42 mounting part is close to the air inlet end of the air guide channel, the auxiliary heater 41 mounting part is far away from the air inlet end of the air guide channel compared with the auxiliary fan 42 mounting part, and an air guide part is further arranged between the auxiliary heater 41 mounting part and the air channel valve 33 and guides air flow to the air channel valve 33.

In some embodiments of the present invention, as shown in fig. 1, the indoor unit 100 of the air conditioner further includes: the switching air disk 44 is connected between the air guide pipe 3 and the first pipeline 31 and between the air guide pipe 3 and the second pipeline 32. It can be understood that the air duct valve 33 divides the exhaust end of the air guiding pipe 3 into a heating exhaust end and a heat dissipation exhaust end, and the air tightness between the first pipeline 31 and the second pipeline 32 and the heating exhaust end and the heat dissipation exhaust end is poor, which is easy to cause air leakage, so that the air leakage can be reduced by arranging the switching air discs 44 between the heating exhaust end and the first pipeline 31 and between the heat dissipation exhaust end and the second pipeline 32, thereby improving the working stability of the heating work and the heat dissipation work.

The switching air disk 44 includes a switching air inlet connected to the exhaust end of the air duct 3, a first switching air outlet connected to the first pipeline 31, and a second switching air outlet connected to the second pipeline 32, as shown in fig. 2, an air deflector 441 is further disposed in the switching air disk 44, one end of the air deflector 441 is connected to the switching air inlet 11 and divides the switching air inlet 11 into two parts, and the other end of the air deflector 441 is connected to the inner sidewall of the switching air disk 44, and the air deflector 441 divides the internal air duct of the switching air disk 44 into two parts, so that the air flow entering the switching air disk 44 from the heating exhaust end and the heat dissipation exhaust end flows to the first pipeline 31 and the second pipeline 32 along the direction of the air deflector 441 without being relaxed in the switching air disk 44, thereby preventing the air flow from leaking.

Preferably, the cross section of the air deflector 441 is wavy, so that the air deflector 441 has a good guiding effect on the air flow, the flow velocity of the air flow is increased, turbulence of the air flow in the air duct inside the switching air disk 44 is avoided, and the heating or heat dissipation rate is reduced.

In some embodiments of the present invention, the indoor unit 100 of an air conditioner further includes: humidification device 7 is provided with the inlet air duct who communicates with air intake 11 in this body 1 of indoor set, and humidification device 7 sets up in inlet air duct, and the air current flows along inlet air duct behind the entering air intake 11, and humidification device 7 can reduce the humidification to the air current through setting up humidification device 7, can promote user's use travelling comfort when indoor air is dry.

In some embodiments of the present invention, as shown in fig. 1, the humidifying device 7 includes: the water tank 71 and the wet film 72 are understood that the humidifying device 7 is filled with moisture during operation, the humidity of the air flow is increased when the air flow passes through the humidifying device, the humidifying device 7 is still relatively wet when the air-conditioning indoor unit 100 is turned off, and when the air-conditioning indoor unit 100 is not used for a long time, the humidifying device 7 is easy to breed bacteria, pollutes indoor air and is not beneficial to the health of a user. The utility model discloses a set up new trend heater 6 and auxiliary heater 41 and heat the air current of influx air intake 11, carry the hot gas flow to humidification device 7 and can make humidification device 7 rapid draing, can avoid breeding the bacterium on humidification device 7 when not using indoor set 100 of air conditioner for a long time, promote humidification device 7's cleanliness factor, promote user's use travelling comfort.

In addition, when the humidifying device 7 works, the fresh air heater 6 and the auxiliary heater 41 are arranged to heat the airflow flowing into the air inlet 11, and the hot airflow is conveyed to the humidifying device 7, so that the evaporation speed of the water on the humidifying device 7 can be increased, the humidifying quantity of the humidifying device 7 to the airflow is increased, and the working efficiency of the humidifying device 7 is improved.

In some embodiments of the present invention, as shown in fig. 4, the indoor unit 100 of the air conditioner further includes: temperature and humidity sensor 8, temperature and humidity sensor 8 set up in indoor set 100 of air conditioning to detect the temperature and the humidity of air current, can be accurate air current temperature and humidity that indoor set 100 of air conditioning flowed out of accuse, promote user's use travelling comfort.

According to the embodiment of the present invention, an air conditioner includes the indoor unit 100 of an air conditioner.

According to the utility model discloses air conditioner, through setting up above-mentioned air conditioning indoor unit 100, the new trend heating volume of air conditioner is big, and the new trend is gone into room temperature and is higher to air conditioning indoor unit 100 is great to adding proper amount of air current, and the user uses the travelling comfort better.

Other configurations of the air conditioning indoor unit 100 according to the embodiment of the present invention, such as the auxiliary heater 41 and the fresh air control box 5, and the like, and operations thereof are known to those skilled in the art, and will not be described in detail herein.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (11)

1. An indoor unit of an air conditioner, comprising:

the indoor unit comprises an indoor unit body, wherein an air inlet is formed in the indoor unit body;

the exhaust end of the fresh air pipe is communicated with the air inlet, and the fresh air pipe is suitable for guiding outdoor fresh air to the air inlet;

the air inlet end of the air guide pipe is communicated with the indoor space, the air outlet end of the air guide pipe is communicated with the air inlet, and the air guide pipe is suitable for guiding indoor air to the air inlet;

the fresh air heater is arranged at the air inlet to heat airflow flowing into the air inlet, and the auxiliary heater selectively heats indoor air flowing into the air inlet in the air guide pipe.

2. An indoor unit of an air conditioner according to claim 1, wherein the air inlet includes: the exhaust end of the fresh air pipe is communicated with the first air inlet, the air inlet end of the air guide pipe is communicated with the second air inlet, the exhaust end of the air guide pipe is communicated with the first air inlet, and the air guide pipe is suitable for guiding at least part of indoor air flowing into the second air inlet to the first air inlet.

3. An indoor unit of an air conditioner according to claim 2, wherein an air guide passage is provided in the air guide duct, and the auxiliary heater is provided in the air guide passage.

4. An indoor unit of an air conditioner according to claim 3, further comprising: and the auxiliary fan is arranged on the air guide pipe so as to guide at least part of the indoor air of the second air inlet to the first air inlet.

5. An indoor unit of an air conditioner according to claim 2, further comprising: the fresh air electric control box is arranged close to the air inlet end of the air guide pipe.

6. The indoor unit of claim 5, wherein the air outlet end of the air guide duct is selectively communicated with the first air inlet or the channel in the fresh air duct.

7. The indoor unit of claim 6, wherein the auxiliary heater is stopped when the air discharge end of the air guide duct is communicated with the channel in the fresh air duct.

8. The indoor unit of claim 6, wherein a first pipeline is arranged between the exhaust end of the air guide pipe and the first air inlet, and a second pipeline is arranged between the exhaust end of the air guide pipe and the fresh air pipe.

9. The indoor unit of claim 8, wherein an air duct valve is disposed at an air discharge end of the air guide duct, and the air duct valve is adapted to guide indoor air in the air guide duct to the first duct or the second duct.

10. An indoor unit of an air conditioner according to claim 1, further comprising: an air inlet channel communicated with the air inlet is arranged in the indoor unit body, and the humidifying device is arranged in the air inlet channel; the hot air flow flowing into the air inlet can heat the humidifying device.

11. An air conditioner characterized by comprising an indoor unit of an air conditioner according to any one of claims 1 to 10.

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