CN217685392U - Indoor unit of air conditioner - Google Patents

Abstract

The utility model discloses an indoor unit of air conditioner, include: the fan assembly comprises a shell and a fan assembly, wherein an air supply duct and an electric control chamber are arranged in the shell, the electric control chamber is separated from the air supply duct, and a main control board is arranged in the electric control chamber; the fan subassembly includes motor, fan and drive plate, the fan is located in the air supply duct for drive air current, the motor with the fan transmission is connected, the drive plate with the motor electricity is connected, wherein, the drive plate is located in the electric control cavity, first holding chamber and second holding chamber that have mutual spaced apart in the electric control cavity, the main control board is located first holding intracavity, the drive plate is located second holding intracavity, the drive plate with the main control board is electric to be connected. Through using above-mentioned technical scheme, can install the drive plate in the electronic control cavity, improve control module's integrated level, be convenient for to the control of fan and convenient maintenance.

Description

Indoor unit of air conditioner

Technical Field

The utility model relates to an air treatment technical field, in particular to machine in air conditioning.

Background

In the air conditioner of the prior art, the drive plate of the fan is generally integrated in the fan, the fan is connected with the main control panel through the control wire harness and the power supply wire harness, and the control signal and the power supply wire of the fan are not beneficial to the control of the drive plate and the maintenance of the control module.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide an indoor unit of air conditioner can install the drive plate in the electrical control chamber, has improved control module's integrated level, is convenient for just convenient the maintenance to the control of fan.

According to the utility model discloses machine in air conditioning, include: the fan assembly comprises a shell and a fan assembly, wherein an air supply duct and an electric control chamber are arranged in the shell, the electric control chamber is separated from the air supply duct, and a main control board is arranged in the electric control chamber; the fan subassembly includes motor, fan and drive plate, the fan is located in the air supply duct for drive air current, the motor with the fan transmission is connected, the drive plate with the motor electricity is connected, wherein, the drive plate is located in the electric control cavity, have first holding chamber and the second holding chamber of mutual separation in the electric control cavity, the main control board is located first holding intracavity, the drive plate is located the second holding intracavity, the drive plate with the main control board electric connection.

According to the utility model discloses in the machine in air conditioning, can install the drive plate in the electric control cavity, improved control module's integrated level, be convenient for just conveniently maintain the control of fan.

In addition, according to the utility model discloses above-mentioned embodiment's machine in air conditioning can also have following additional technical characterstic:

in some examples of the present invention, a vent is provided on a wall of the electric control chamber, and the vent is connected to an external space of the electric control chamber and the second accommodating chamber.

In some examples of the invention, the vent is spaced from the first receiving chamber.

In some examples of the present invention, a partition is disposed in the electric control chamber, the partition surrounds a part of a wall of the electric control chamber to form the second accommodating chamber, and the vent is disposed in the wall of the electric control chamber and on the partition cooperating portion.

In some examples of the present invention, the second accommodating chamber is close to the air supply outlet of the air supply duct relative to the first accommodating chamber, and a flow guide channel for guiding the outlet airflow of the fan to flow to the vent is provided in the air supply duct.

In some examples of the invention, the first receiving chamber is configured as a sealed cavity.

In some examples of the present invention, the electrically controlled chamber is a flat chamber, the first holding chamber and the second holding chamber are arranged along a predetermined direction, the main control board is placed in the first holding chamber, and the driving board is placed in the second holding chamber or erected in the second holding chamber, wherein the predetermined direction is perpendicular to the thickness direction of the electrically controlled chamber.

In some examples of the present invention, the electric control chamber and the air supply duct are arranged along the axial direction of the fan, the first holding chamber and the second holding chamber are arranged along the axial direction or along the perpendicular to the axial direction.

In some examples of the invention, the first holding chamber and the second holding chamber are arranged in a direction perpendicular to the axial direction, the main control board is perpendicular to the axial direction, and the drive board is perpendicular to the axial direction or parallel to the axial direction.

In some examples of the present invention, the indoor unit of an air conditioner further includes: a heat sink at least partially disposed within the second receiving cavity, the heat sink configured to dissipate heat from the second receiving cavity.

Drawings

Fig. 1 is a schematic structural view of an indoor unit of an air conditioner according to some embodiments of the present invention.

Fig. 2 is an enlarged view of fig. 1 at circle a.

Fig. 3 is a schematic structural diagram of a heat sink according to some embodiments of the present invention.

Reference numerals:

100. an air-conditioning indoor unit; 1. a housing; 11. an electronic control box; 110. an electrical control chamber; 101. a first accommodating cavity; 102. a second accommodating cavity; 103. a vent; 12. a main control board; 14. a heat sink; 141. a main body portion; 142. a fin; 15. a separator.

Detailed Description

Reference will now be made in detail to the 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 functions throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.

With reference to fig. 1 to 3, an air conditioner indoor unit 100 according to an embodiment of the present invention includes: the fan comprises a shell 1 and a fan assembly, wherein an air supply duct and an electric control chamber 110 are arranged in the shell 1, the electric control chamber 110 is separated from the air supply duct, and a main control board 12 is arranged in the electric control chamber 110; the fan assembly comprises a motor, a fan and a drive plate, the fan is arranged in the air supply air channel and used for driving air flow, the motor is in transmission connection with the fan, the drive plate is electrically connected with the motor, and the drive plate is used for driving the motor to operate and further driving the fan. In other words, the driving plate can control the motor to rotate, and the motor drives the fan to operate. The driving board is arranged in the electric control chamber 110, a first accommodating cavity 101 and a second accommodating cavity 102 which are separated from each other are arranged in the electric control chamber 110, the main control board 12 is arranged in the first accommodating cavity 101, the driving board is arranged in the second accommodating cavity 102, and the driving board is electrically connected with the main control board 12. That is to say, the driving board can be disposed in the electric control chamber 110, which is beneficial to realizing the integrated control of the indoor unit 100 of the air conditioner, optimizing the internal space arrangement, and saving the space. Further, the driving board and the main control board 12 are respectively disposed in the first accommodating cavity 101 and the second accommodating cavity 102 in the electronic control cavity 110, so that the driving board and the main control board 12 can be separately disposed, and the stability of operation can be improved. The heat exchanger can improve the heat exchange effect of the indoor unit 100 of the air conditioner.

It should be noted that the electronic control chamber 110 may be separated from the air supply duct, or the electronic control chamber 110 may form two chambers with the air supply duct, and the two chambers may be partially separated, for example, a vent hole or a vent channel may be formed between the two chambers, so that the airflow of the air supply duct may flow through the electronic control chamber 110, and a heat exchange effect is performed on the electronic control chamber 110. Of course, the electrically controlled chamber 110 may be separated from the air supply duct or in a chamber.

Generally, the driving board is strong current and the main control board 12 is weak current, and in actual work, the heating value of the driving board is larger than that of the main control board 12, so that the main control board 12 and the driving board are arranged into a split structure, and signal interference or mutual influence between the main control board 12 and the driving board can be avoided. Furthermore, the driving board is electrically connected with the fan and suitable for the driving board to drive the fan to operate, and the driving board is electrically connected with the main control board 12, so that the main control board 12 can control the driving board conveniently, and the operation condition of the fan can be controlled better.

According to the utility model discloses machine 100 in air conditioning, through locating the drive plate in automatically controlled cavity 110 and separately set up with main control board 12, can realize integrating of machine 100 in the air conditioning, and be convenient for control.

In the assembling process, the main control board 12 and the driving board device can be respectively installed into the first accommodating cavity 101 and the second accommodating cavity 102, so that the modularization effect of the air conditioner indoor unit 100 is improved, the signal transmission between the main control board 12 and the driving board is facilitated, the fan is conveniently controlled, and the more complex driving requirement of the fan is met.

Optionally, be equipped with the location limit on the medial surface of first holding chamber 101, the constant head tank is constructed on the medial surface of first holding chamber 101 to the location limit, and main control board 12 is located in this constant head tank, and the location edge is equipped with a plurality of location hooks, and the location hook is used for restricting main control board 12 and deviates from, and wherein, the elastic hook is set to at least one in a plurality of location hooks, and when installing main control board 12, the elastic hook warp in order to install main control board 12 in the constant head tank.

With reference to fig. 2, in some embodiments of the present invention, a vent 103 is disposed on a wall of the electronic control chamber 110, the vent 103 is connected to an external space and an internal space of the electronic control chamber 110, and the vent 103 is connected to the external space and the second accommodating chamber 102 of the electronic control chamber 110, so as to be suitable for heat exchange between air in the second accommodating chamber 102 and the outside of the electronic control chamber 110, and facilitate reduction of temperature in the second accommodating chamber 102.

In some embodiments of the present invention, the vent 103 can be separated from the first accommodating chamber 101 to improve the heat exchange effect. For example, hot air can be prevented from entering the first accommodating chamber 101, thereby affecting components in the first accommodating chamber 101.

Referring to fig. 2, in some embodiments of the present invention, a partition 15 is disposed in the electrical control chamber 110, the partition 15 and a portion of the wall of the electrical control chamber 110 surround the second accommodating cavity 102, and the vent 103 is disposed on a portion of the wall of the electrical control chamber 110, which is engaged with the partition 15. Specifically, the partition 15 may construct an accommodating space in the electric control chamber 110, and the driving board is installed in the accommodating space, and may separate the driving board from other components in the electric control chamber 110, so that the heat of the driving board may be reduced from being transferred to other components, and mutual interference may be avoided. In addition, under some special circumstances, baffle 15 also can play isolated effect when drive plate or other components and parts break down to reduce the risk, improve the security, and the drive plate sets up alone can also be convenient for maintain and maintain. Further, vent 103 is arranged on the part matched with partition 15, that is, vent 103 can communicate second accommodating cavity 102 and external space, so that heat in second accommodating cavity 102 can be dissipated out through vent 103, the ventilation effect of second accommodating cavity 102 is improved, the heat dissipation of the driving board is facilitated, and the independent heat dissipation of second accommodating cavity 102 can be realized.

In some embodiments of the present invention, the second accommodating chamber 102 is close to the air supply outlet of the air supply duct relative to the first accommodating chamber 102, and a drainage channel for guiding the outlet airflow of the fan to flow to the vent is provided in the air supply duct. That is, a part of the air flow of the air supply duct may flow to the second accommodating chamber 102 to dissipate heat from the second accommodating chamber 102, thereby improving the operation stability. Therefore, by arranging the drainage channel and communicating the drainage channel with the second accommodating cavity 102, the air flow in the air supply duct can be facilitated to dissipate heat of the second accommodating cavity 102, an independent heat dissipation structure is not required, the energy-saving effect can be improved, and the structure can be simplified.

In some embodiments of the present invention, the first receiving chamber 101 is configured as a sealed cavity. Therefore, the main control board 12 in the first accommodating cavity 101 and the drive board in the second accommodating cavity 102 can be separately arranged in the electric control cavity 110, and the first accommodating cavity 101 is a closed cavity, so that the heat exchange between the second accommodating cavity 102 and the first accommodating cavity 101 can be avoided, the influence on the first accommodating cavity 101 is avoided, and the independent management and the independent heat exchange are facilitated. Therefore, the electronic components and the main control board 12 are located in the same space region, the heat radiator 14 and the drive board are independently displaced in another region, and heat radiation is independent, so that the running stability of the equipment can be improved.

In some embodiments of the present invention, the electric control chamber 110 is a flat chamber, which is favorable for space arrangement, the first accommodating chamber 101 and the second accommodating chamber 102 are arranged along a predetermined direction, the main control board 12 is placed in the first accommodating chamber 101, and the driving board is placed in the second accommodating chamber 102 or erected in the second accommodating chamber 102, wherein the predetermined direction is perpendicular to the thickness direction of the electric control chamber 110. The flat chamber means that the height dimension of the chamber is smaller than the length dimension and the width dimension of the chamber. At this moment, the size that the height of cavity was shared is less, through with main control panel 12 square, can make full use of the space in automatically controlled cavity 110, and the drive plate size is less, can set up the position of drive plate according to radiating demand to improve radiating effect.

In some embodiments of the present invention, the electric control chamber 110 and the air supply duct are arranged along the axial direction of the fan along the air supply duct, the first accommodating chamber 101 and the second accommodating chamber 102 are arranged along the axial direction, and the first accommodating chamber 101 and the second accommodating chamber 101 can also be arranged along the direction perpendicular to the axial direction. Through the arrangement of the first accommodating cavity 101 and the second accommodating cavity 102, the driving board and the main control board 12 can be conveniently installed, so that the space utilization rate of the electric control cavity 110 is improved, heat and signal interference between the driving board and the main control board 12 is avoided, and the stability of the electric control cavity is improved.

In addition, a plurality of layers of cavities along the axial direction of the fan along the air supply duct can be arranged in the electric control chamber 110 to construct a first accommodating cavity 101 and a second accommodating cavity 102; in addition, the first accommodating cavity 101 and the second accommodating cavity 102 may be arranged inside and outside, for example, the first accommodating cavity 101 is wound outside the second accommodating cavity 102; or the second accommodating cavity 101 is wound outside the first accommodating cavity 102. Of course, the arrangement of the first accommodating chamber 101 and the second accommodating chamber 102 in the present invention is only some embodiments of the present invention, and is not a limitation to the protection scope of the present invention.

As shown in fig. 1, in some embodiments of the present invention, the first receiving chamber and the second receiving chamber are arranged along a direction perpendicular to the axial direction. The first and second accommodating chambers may be arranged in the front-rear direction, the up-down direction, and the like in the drawings. Therefore, the thickness of the electric control chamber in the axial direction of the fan assembly can be reduced, the size of the whole air conditioner is reduced, or the volumes of an air supply duct and a heat exchange module of the indoor unit of the air conditioner are improved, and the power and the energy efficiency of the indoor unit of the air conditioner are improved. Wherein the axial direction can refer to the left-right direction in fig. 1.

In addition, the main control board 12 is perpendicular to the axial direction, and the drive board is perpendicular to or parallel to the axial direction. Therefore, the space in the electric control cavity can be fully utilized, and the space utilization rate and the heat exchange efficiency effect are improved.

The utility model discloses an in some embodiments, drive plate and main control board 12 can be split type structure, and the drive plate separately arranges with main control board 12, and on main control board 12 was located perpendicularly to the drive plate, the plane space that can effectively save main control board 12 did benefit to spatial arrangement. In particular, the drive board may also be arranged parallel to the main control board 12. The drive plate can incline to a predetermined angle relative to the main control board 12, and during practical application, the drive plate can be arranged according to the specific structure of the air conditioner indoor unit 100 or the electric control chamber 110, and the utility model is not limited to this. The drive board can be installed in the bight position of main control board 12, does benefit to the heat dissipation of drive board, and can avoid the drive board to interfere with other parts on main control board 12.

Optionally, the driving board 13 and the main control board 12 are of a split structure, or the driving board 13 and the main control board 12 are separately arranged in the electronic control chamber 110, the driving board 13 is electrically connected to the main control board 12, and the driving board is electrically connected to a motor, which is in transmission connection with a fan. That is, the main control board 12 and the driving board 13 may be connected to the same side wall of the electric control chamber 110 according to the shape and structure of the air conditioning indoor unit 100 or the casing 1; or the frame main control board 12 and the driving board 13 are respectively connected to opposite side walls of the electric control chamber 110; the main control board 12 and the driving board 13 may be connected to adjacent side walls of the electronic control chamber 110, respectively, which may facilitate connection and management, facilitate spatial arrangement, and facilitate reduction of the volume of the housing 1.

Optionally, a first ventilation opening and a second ventilation opening may be formed in a wall of the electronic control chamber 110, the first ventilation opening and the second ventilation opening may communicate with an inner space and an outer space of the electronic control chamber 110, and the ventilation openings are opposite to the heat sink 14, so that heat can be dissipated from the heat sink 14, and a heat dissipation effect is improved. The indoor unit 100 further includes a heat dissipation fan adapted to drive the airflow in the electric control chamber 110 to flow from the first ventilation opening to the second ventilation opening. That is to say, the heat dissipation fan can accelerate the air flow circulation in the electronic control chamber 110, so as to facilitate the improvement of the heat exchange effect in the electronic control chamber 110, and facilitate the heat dissipation of the components in the electronic control chamber 110.

Referring to fig. 2, in some embodiments of the present invention, the indoor unit 100 of the air conditioner further includes: the radiator 14 is at least partially arranged in the second accommodating cavity 102, and the radiator 14 can exchange heat with ambient air in the second accommodating cavity 102, so that the temperature of the driving board is reduced, and the heat dissipation effect and the operation safety of the driving board are improved; the ventilation opening 103 is opposed to the heat sink 14 to dissipate heat from the heat sink 14. Specifically, the heat sink 14 may be disposed in the second accommodating cavity 102 to dissipate heat of the driving board in the second accommodating cavity 102, so as to avoid over-temperature of the driving board. Therefore, by providing the heat sink 14, the internal space of the electronic control chamber 110 can be cooled quickly, and the operating environment of the electronic control board and the driving board can be effectively maintained.

In some embodiments of the present invention, the heat sink 14 is spaced apart from the wall of the second accommodating chamber 102, and the second accommodating chamber 102 is further provided with an insulating support, which is connected to the wall of the second accommodating chamber 102 and the heat sink 14 respectively. The insulating support can support the heat sink 14 in the second accommodating cavity 102, so as to improve structural stability, prevent the heat sink 14 from being directly connected with the electronic control cavity 110, and achieve an insulating effect.

With reference to fig. 2, in some embodiments of the present invention, the gap between the fins 142 of the heat sink 14 is opposite to the ventilation opening 103, so that the heat in the second accommodating chamber 102 can directly exchange heat with the heat sink 14 when being discharged through the ventilation opening 103, so as to improve the heat dissipation efficiency, facilitate the rapid cooling in the second accommodating chamber 102, and reduce the temperature of the driving board. For example, when air flows through the ventilation opening 103, heat on the fins 142 can be rapidly removed, thereby improving the heat dissipation effect. The utility model discloses an in some embodiments, radiator 14 is connected with the drive plate heat transfer, can avoid the drive plate temperature higher. Specifically, the heat sink 14 may cover the upper side of the driving plate to improve the heat exchange effect.

Optionally, the ventilation opening 103 may be disposed on each wall of the electronic control chamber 110, for example, the ventilation opening 103 is disposed on a side wall of the electronic control chamber 110 facing the air supply duct and communicated with the air supply duct; a vent 103 is arranged on the side wall of the electric control chamber 110, which is far away from the air supply duct, and is communicated with the external space of the electric control chamber 110; a ventilation opening 103 can be arranged on one side of the electric control chamber 110 facing the air supply outlet of the air supply duct; a ventilation opening 103 can be arranged on one side of the electric control chamber 110 facing the air inlet of the air supply duct; vents 103 may also be provided in the top and bottom walls of the electrically controlled chamber 110.

Optionally, a plurality of vents 103 may be disposed on the electronic control chamber 110 to form an airflow channel in the electronic control chamber 110 through the plurality of vents 103.

With reference to fig. 2 to 3, in some embodiments of the present invention, the indoor unit 100 of an air conditioner further includes: the radiator 14, at least part of the radiator 14 is disposed outside the electric control chamber 110, and the radiator 14 is adapted to exchange heat with the inner space of the second accommodating cavity 102 or the driving plate. That is, a portion of the heat sink 14 may be located inside the electrically controlled chamber 110, and a portion of the heat sink may be located outside the electrically controlled chamber 110, so that the heat sink is suitable for discharging heat to the outside of the electrically controlled chamber 110, which is beneficial for reducing the temperature inside the electrically controlled chamber 110. More specifically, the heat sink 14 is adapted to exchange heat with the internal space or the driving board of the second accommodating chamber 102, so as to improve the heat exchange effect of the heat sink 14 on the internal space or the driving board of the second accommodating chamber 102. Preferably, the heat sink 14 can exchange heat with the inner space of the second accommodating chamber 102 and also exchange heat with a driving board, so as to improve the working efficiency of the heat sink 14. That is, the driving board and the heat sink 14 may be both disposed in the second receiving cavity 102, and the heat sink 14 is opposite to the driving board, or the heat sink 14 may cover above the driving board.

With reference to fig. 2 and 3, according to the indoor unit 100 of an air conditioner of the embodiment of the present invention, a plurality of partition boards 15 are disposed in the electric control chamber 110, the partition boards 15 surround a U-shaped structure in the electric control chamber 110, and the open end of the U-shaped structure is connected to the wall of the electric control chamber 110, and the wall is provided with a ventilation opening 103, so as to construct a second accommodating cavity 102. The driving board is placed in the second accommodating cavity 102, and the heat dissipation plate is opposite to the driving board and covers the driving board. The second receiving cavity 102 may be sized to accommodate a driving board, so as to improve space utilization.

Further, the heat sink 14 includes a main body portion 141 and a plurality of fins 142, the plurality of fins 142 are connected to the main body portion 141, and the plurality of fins 142 are spaced apart in a first direction and extend in a second direction, and the plurality of fins 142 can rapidly dissipate heat on the main body portion 141, wherein the first direction is perpendicular to the second direction. The body portion 141 is adapted to be coupled to the drive plate directly or via a connector and dissipate heat to the plurality of fins 142.

Alternatively, when the fan is running, the air flow may be driven to flow through the radiator 14, and the air flow may exchange heat with the radiator 14 to improve the heat dissipation effect. Specifically, the wind direction may be parallel to the extending direction of the fins 142, so as to increase the heat dissipation effect, and the airflow may flow through the gap between the two fins 142, so as to take away the heat on the fins 142, which is beneficial to improving the heat dissipation effect of the heat sink 14. When the electronic control chamber 110 and/or the driving plate are arranged opposite to the main body portion 141, heat can be transmitted to the plurality of fins 142 through the main body portion 141, and therefore the heat dissipation effect is improved.

In some embodiments of the present invention, the indoor unit 100 further includes: the electronic control box 11, the electronic control box 11 is located in the housing 1, and an electronic control chamber 110 is configured in the electronic control box 11. Specifically, the electronic control box 11 has a dustproof function, so that the safety of the devices inside the electronic control chamber 110 can be protected. Specifically, the electronic control box 11 may be located at one side of the housing 1, facilitating spatial arrangement, and facilitating maintenance and repair. The electric control box 11 can be provided with a body and a cover body, the body and the cover body are detachably connected, and the cover body can seal the body to protect components in the cavity. When the electronic control cavity 110 and the main control board 12 or the drive board inside the electronic control cavity 110 need to be repaired or replaced, the cover body is opened, so that the main control board 12 or the drive board inside the electronic control cavity 110 can be conveniently repaired and replaced, the repair efficiency is improved, and the repair cost is reduced. Moreover, the electric control box 11 is arranged externally, so that the internal space of the shell 1 is saved, the volume of the shell 1 is reduced, and the cost of the shell 1 is reduced.

In this application, with the drive plate setting in automatically controlled cavity 110, the drive plate sets up with the motor separation, is convenient for carry out nimble design to the drive plate. For example, the circuit and the interface on the driving board can be flexibly designed to optimize the function of the driving board; in the use, the user also can be more conveniently maintain, reform transform the drive plate.

Locate the drive plate in automatically controlled cavity 110, can conveniently assemble and maintain, overhaul the in-process to the drive plate, need not dismantle fan assembly, improve the efficiency of maintaining to avoid the damage of finding out in the maintenance process, can also conveniently upgrade the drive plate, so that satisfy people to the increasing functional requirement of air conditioning indoor set. The driving plate is arranged in the electric control cavity 110, the problem that the motor size is too large to influence the space of the air supply duct due to the fact that the driving plate is arranged in the motor can be avoided, and the problem that the driving plate is placed in the air supply duct to occupy the space in the air supply duct can also be avoided, so that the air supply quantity of the air supply duct is improved.

Furthermore, the driving plate is arranged in the electric control chamber 110, and the residual space in the electric control chamber 110 is fully utilized. For example, the main control board 12 in the electric control chamber 110 has components (such as capacitors) with larger volume and components (such as resistors) with smaller volume, and when these components are assembled together, there is more remaining space in the electric control chamber 110.

Therefore, the driving plate is arranged in the electric control chamber 110, so that the influence on other structures of the indoor unit of the air conditioner cannot be caused, the space requirement on the electric control chamber 110 cannot be increased, the electric control chamber can be suitable for the existing indoor unit of the air conditioner, and the mold cost is reduced. In addition, upgrading, expansion and the like of the driving plate can be conveniently realized, and only the driving plate needs to be replaced when the functions of the driving plate or the motor need to be changed or added. In the production, assembly and maintenance processes of the air-conditioning indoor unit, the drive plate can be updated and changed without changing the whole structure of the air-conditioning indoor unit, the assembly process and the mould structure can not be changed, the cost is reduced, and the modular design of the air-conditioning indoor unit is optimized. For example, in the case of an air conditioning indoor unit having a constant air flow rate function and an air conditioning indoor unit not having a constant air flow rate function, the drive plate may be changed without changing the production process of the air conditioning indoor unit.

It should be noted that, in the embodiments of the present application, an air duct machine is taken as an example for description, and the technical solution of the present application is not limited to be used for the air duct machine, but may also be used for an indoor unit of an air conditioner such as an embedded ceiling machine, a wall-mounted machine, and the like.

In the description of the present invention, it should be understood that the terms "thickness", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

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

the air conditioner comprises a shell, an air supply duct and an electric control chamber are arranged in the shell, the electric control chamber is separated from the air supply duct, and a main control board is arranged in the electric control chamber;

the fan assembly comprises a motor, a fan and a driving plate, the fan is arranged in the air supply duct and used for driving airflow, the motor is in transmission connection with the fan, the driving plate is electrically connected with the motor,

the drive plate is arranged in the electric control cavity, a first accommodating cavity and a second accommodating cavity which are mutually separated are arranged in the electric control cavity, the main control board is arranged in the first accommodating cavity, the drive plate is arranged in the second accommodating cavity, and the drive plate is electrically connected with the main control board.

2. An indoor unit of an air conditioner as claimed in claim 1, wherein a ventilation opening is formed in a wall of the electric control chamber, and the ventilation opening is communicated with an external space of the electric control chamber and the second accommodating chamber.

3. An indoor unit of an air conditioner according to claim 2, wherein the vent is partitioned from the first receiving chamber.

4. An indoor unit of an air conditioner as claimed in claim 2, wherein a partition is disposed in the electric control chamber, the partition and a part of the wall of the electric control chamber enclose the second accommodating chamber, and the vent is disposed in a part of the wall of the electric control chamber, which is engaged with the partition.

5. An indoor unit of an air conditioner according to claim 2, wherein the second receiving chamber is close to a supply port of the supply air duct with respect to the first receiving chamber, and a flow guide passage for guiding an outlet airflow of the fan to the vent is provided in the supply air duct.

6. An indoor unit of an air conditioner according to any one of claims 1 to 5, wherein the first receiving chamber is configured as a sealed cavity.

7. An indoor unit of an air conditioner as claimed in any one of claims 1 to 5, wherein the electric control chamber is a flat chamber, the first receiving chamber and the second receiving chamber are arranged along a predetermined direction, the main control panel is placed in the first receiving chamber, and the driving panel is placed in the second receiving chamber or erected in the second receiving chamber, wherein the predetermined direction is perpendicular to a thickness direction of the electric control chamber.

8. An indoor unit of an air conditioner according to any one of claims 1 to 5, wherein the electric control chamber and the air supply duct are arranged in an axial direction of the fan, and the first accommodating chamber and the second accommodating chamber are arranged in the axial direction or in a direction perpendicular to the axial direction.

9. An indoor unit of an air conditioner according to claim 8, wherein the first receiving chamber and the second receiving chamber are arranged in a direction perpendicular to the axial direction, the main control board is perpendicular to the axial direction, and the driving board is perpendicular to the axial direction or parallel to the axial direction.

10. An indoor unit of an air conditioner according to claim 1, further comprising:

a heat sink at least partially disposed within the second receiving cavity, the heat sink configured to dissipate heat from the second receiving cavity.

Images