CN217685389U

CN217685389U - Indoor unit of air conditioner

Info

Publication number: CN217685389U
Application number: CN202221406073.7U
Authority: CN
Inventors: 冯政博; 周柏松; 谷勇; 吴淋; 李运志
Original assignee: GD Midea Heating and Ventilating Equipment Co Ltd; Hefei Midea Heating and Ventilating Equipment Co Ltd
Current assignee: GD Midea Heating and Ventilating Equipment Co Ltd; Hefei Midea Heating and Ventilating Equipment Co Ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-10-28
Anticipated expiration: 2032-06-06

Abstract

The utility model discloses an air-conditioning indoor unit, which comprises a shell, a fan component and a driving module, wherein an air supply duct is arranged in the shell; the fan assembly is arranged in the air supply duct to drive airflow; the drive module is arranged in the shell and comprises a drive plate and a cover body, the drive plate is electrically connected with the fan assembly, and the cover body is arranged on the outer side of the drive plate in a covering mode. According to the utility model discloses machine in air conditioning, the cover body can provide the protection for drive module, has improved drive module's security performance, reduces unexpected damage.

Description

Indoor unit of air conditioner

Technical Field

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

Background

Along with the improvement of living standard, the air conditioner is gradually welcomed by people as equipment capable of adjusting the indoor environment temperature, humidity and the like, and after the air conditioner breaks down, electronic elements are easily touched to cause damage in the maintenance process of the electric control components.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an indoor set of air conditioner, the cover body can provide the protection for drive module, has improved drive module's security performance, reduces unexpected damage.

The air-conditioning indoor unit comprises a shell, a fan assembly and a driving module, wherein an air supply duct is arranged in the shell; the fan assembly is arranged in the air supply duct to drive airflow; the driving module is arranged in the shell and comprises a driving plate and a cover body, the driving plate is electrically connected with the fan assembly, and the cover body is covered on the outer side of the driving plate.

According to the utility model discloses machine in air conditioning, the cover body can provide the protection for drive module, has improved drive module's security performance, reduces unexpected damage.

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

optionally, a first positioning portion is disposed on the cover, a second positioning portion is disposed on the driving plate, and the first positioning portion and the second positioning portion cooperate to limit the cover and the driving plate to disengage.

Optionally, one of the first positioning portion and the second positioning portion comprises a positioning hook and the other comprises a positioning slot.

Optionally, the cover body is provided with a receiving groove, the driving board is embedded in the receiving groove, at least one of two opposite side surfaces in the receiving groove is provided with the first positioning portion, and the corresponding position on the driving board is provided with the second positioning portion.

Optionally, the cover body is provided with a containing groove, the drive plate is embedded in the containing groove, and two opposite side surfaces in the containing groove are provided with sliding grooves for allowing the side edges of the drive plate to slide in.

Optionally, a gap is formed between the cover body and the drive plate, and the cover body is provided with a heat dissipation hole communicated with the gap.

Optionally, the driving module further includes a heat sink, the heat sink is in heat exchange connection with the driving board, and the driving board is sandwiched between the heat sink and the cover body.

Optionally, the cover includes a first plate portion and a second plate portion, the first plate portion and the heat sink are respectively disposed on two opposite sides of the driving board, and the second plate portion is connected to the first plate portion and covers the heat sink and a gap between the heat sink and the first plate portion.

Optionally, the heat sink is in heat exchange connection with the drive board, and a heat dissipation fin is arranged on one side, away from the drive board.

Optionally, the driving plate is disposed in the air supply duct.

Optionally, an electronic control chamber is further arranged in the housing, and the driving plate is arranged in the electronic control chamber.

Optionally, a main control board is further arranged in the electric control chamber, and the driving board is mounted on the main control board.

Drawings

Fig. 1 is a schematic view of an air conditioning indoor unit according to an embodiment of the present invention.

Fig. 2 is a schematic view of an air conditioning indoor unit according to an embodiment of the present invention.

Fig. 3 is a schematic view of an electric control chamber of an air conditioner indoor unit according to an embodiment of the present invention.

Fig. 4 is a top view of fig. 3.

Fig. 5 isbase:Sub>A cross-sectional view of sectionbase:Sub>A-base:Sub>A in fig. 4.

Reference numerals:

the air conditioner indoor unit 100, the casing 10, the air supply duct 101, the electronic control chamber 102, the first positioning portion 103, the second positioning portion 104, the heat dissipation hole 105, the driving module 11, the driving plate 111, the cover 112, the first plate portion 1121, the second plate portion 1122, the radiator 113, the main control module 12, and the fan assembly 20.

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 and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As in fig. 1 to 3, according to the utility model discloses indoor unit of air conditioner 100, including casing 10, fan subassembly 20 and drive module 11, casing 10 can provide accommodation place and support for fan subassembly 20, drive module 11 etc. fan subassembly 20 can be used for driving the air current to the air current can be through indoor unit of air conditioner 100, so that adjust the air, drive module 11 can provide energy etc. for fan subassembly 20 for drive fan subassembly 20 moves.

Specifically, the casing 10 has an air supply duct 101 therein, and the air supply duct 101 may have a return air inlet and an air supply outlet, and an air flow may enter the air supply duct 101 from the return air inlet and be processed in the air supply duct 101 and then be sent out from the air supply outlet. The fan assembly 20 is disposed in the air supply duct 101 to drive the air flow, and the fan assembly 20 can drive the air flow to flow from the air return opening to the air supply opening (refer to fig. 1 for conveying the air flow from front to back) in the air supply duct 101, and further can drive the air flow outside the housing 10 to enter the air supply duct 101 through the air return opening, and drive the air flow inside the housing 10 to be discharged through the air supply opening. A drive module 11 is disposed within the housing 10, and the drive module 11 may provide a drive signal or the like to the fan assembly 20 to cause the fan assembly 20 to operate.

The driving module 11 includes a driving board 111 and a cover 112, and the driving board 111 is electrically connected to the fan assembly 20 to drive the fan assembly 20 to operate. The cover body 112 covers the outside of the driving plate 111. The cover 112 can provide protection for the driving board 111 and reduce damage to the driving board 111.

According to the utility model discloses machine 100 in air conditioning, cover body 112 can provide the protection for drive module 11, avoids touching drive plate 111 and causes the damage in other parts such as maintenance, installation in-process, has improved drive module 11's security performance. And the structure such as deckle edge that exists on the drive plate 111 can also be sheltered from to avoid because deckle edge etc. on the drive plate 111 drops, causing the trouble of indoor set 100 of air conditioning.

Through setting up the cover body 112, can provide certain protection to drive plate 111, reduce or avoid on outside water, dust etc. fall drive plate 111, improved drive plate 111's operating stability and life.

The cover 112 of the present invention may have various different mounting manners, in which the cover 112 may be mounted on the drive board 111, the cover 112 may be mounted on a heat sink 113 described below, the cover 112 may be mounted on a structural member (e.g., a main control board described below) on which the drive board 111 is mounted, and the like. The present invention is mainly described by taking the cover 112 and the driving plate 111 as examples, but this is not a limitation to the scope of the present invention. In addition, the cover body 112 can be connected with the drive plate 111 through clamping joint, bolted connection structure, welding, bonding, binding and the like, for this reason, the utility model provides a mounting means of some specific embodiments to realize the installation and the fixing of cover plate.

As shown in fig. 5, in some embodiments of the present invention, a first positioning portion 103 is disposed on the cover 112, a second positioning portion 104 is disposed on the driving plate 111, and the first positioning portion 103 cooperates with the second positioning portion 104 to limit the cover 112 from disengaging from the driving plate 111. Through the cooperation of the first positioning portion 103 and the second positioning portion 104, the cover 112 can be stably mounted on the drive plate 111, so that the cover 112 provides increased effective protection for the drive plate 111.

As shown in fig. 5, the cover body 112 has a receiving groove, the driving board 111 is inserted into the receiving groove, at least one of two opposite side surfaces in the receiving groove is provided with a first positioning portion 103, and a corresponding position on the driving board 111 is provided with a second positioning portion 104, so that the cover body 112 can protect the driving board, and the stability of the matching between the driving board 111 and the cover body 112 can be improved.

Preferably, the first positioning portions 103 are disposed on two opposite side surfaces in the accommodating groove, the second positioning portions 104 are disposed on corresponding positions on the driving plate 111, and when the cover 112 receives an external force, the cover 112 can be stably stressed, so that the connection stability between the cover 112 and the driving plate 111 is further improved

One of the first positioning portion 103 and the second positioning portion 104 includes a positioning hook and the other includes a positioning slot. Through the cooperation of location trip and positioning groove, cover body 112 passes through buckle structure with drive plate 111 and is connected, has simplified the connection structure between cover body 112 and the drive plate 111, convenient assembly.

As shown in fig. 5, a protruding portion is disposed at one end of the side of the driving board 111, a positioning slot is formed between the protruding portion and another position on the side, and a positioning hook is disposed on an inner side surface of the accommodating slot, so that after the driving board is mounted, the positioning hook can be inserted into the positioning slot, and the cover body 112 and the driving board 111 can be stably mounted. The positioning clamping hook can be provided with a wedge-shaped guide structure, so that the cover body 112 and the drive plate 111 can be stably installed under the action of the wedge-shaped structure in the installation process of the cover body 112.

In some embodiments of the present invention, the cover body 112 has a containing groove, the driving plate 111 is embedded in the containing groove, and two opposite side surfaces in the containing groove are provided with sliding grooves for sliding the side of the driving plate 111. In the installation process, the two opposite side edges of the driving plate 111 can respectively correspond to the sliding grooves in the accommodating groove, and the cover body 112 is slid, so that the side edges of the driving plate 111 can slide along the sliding grooves, and the cover body 112 and the driving plate 111 are quickly installed.

With the aforementioned embodiment, when the two opposite sides of the driving plate 111 slide into the predetermined positions in the sliding slots, the first positioning portions 103 and the second positioning portions 104 are used for positioning, so that the cover 112 is stably mounted on the driving plate 111.

In addition, the utility model discloses in, set up the clearance between cover body 112 and drive plate 111, and be equipped with the louvre 105 with the clearance intercommunication on the cover body 112. Through setting up louvre 105, can make things convenient for heat dissipation medium and drive plate 111 direct contact, increased radiating area to in order to provide better radiating effect, also avoided the cover plate to cover the problem that drive plate 111 influences the circulation of heat transfer medium moreover.

Wherein, a plurality of louvres 105 can be set up on the cover body 112, and a plurality of louvres 105 can be constructed into the grid hole form, like this, not only can provide the protection for drive plate 111, but also can provide ventilation effect. In addition, a grid hole formed by a plurality of heat dissipation holes 105 may be disposed on the first plate portion 1121, and covers the first plate portion 1121 to further achieve a heat dissipation effect, and of course, the heat dissipation holes 105 may also be disposed on the second plate portion 1122.

In addition, in the operation process of the driving module 11, the driving module 11 needs to be radiated, so the heat sink 113 can be connected to the driving board 111, and the heat on the driving board 111 is radiated through the heat sink 113, and in the radiation process, the heat sink 113 can increase the contact area with the radiation medium, thereby improving the radiation efficiency and effect. In some embodiments of the present invention, the driving module 11 further includes a heat sink 113, the heat sink 113 is in heat exchange connection with the driving board 111, and the driving board 111 is sandwiched between the heat sink 113 and the cover 112. When providing heat dissipation for drive plate 111 through radiator 113, can also cooperate radiator 113 and cover body 112, realize the protection to drive plate 111, when providing the protection for drive plate 111, can also make things convenient for drive plate 111's heat dissipation, in addition, because radiator 113 and cover body 112 locate drive plate 111's relative both sides respectively, consequently, can make radiator 113 can fully contact with heat dissipation medium (air etc.), avoid the heat dissipation of the cover plate influence to drive plate 111 that adds.

Wherein, the utility model provides a cover plate can separate drive plate 111 from dust, maintenance equipment, installation equipment etc. for drive plate 111 provides the protection, in order to further improve the protecting effect to drive plate 111, the utility model provides a cover plate can shelter from the gap (the space of placing of drive plate 111) between cover body 112 and radiator 113 to further improve the protecting effect, wherein, as shown in fig. 3, cover body 112 includes first board 1121 and second board 1122, and the relative both sides of drive plate 111 are located to first board 1121 and radiator 113 branch, and second board 1122 links to each other with first board 1121 to cover radiator 113 and the gap between radiator 113 and the first board 1121. The first plate portion 1121 is combined with the heat sink 113 to provide protection for the driving plate 111, and the second plate portion 1122 can shield a gap between the first plate portion 1121 and the heat sink 113, so that the driving plate 111 is protected in all directions, and the protection effect on the driving plate 111 is improved. In addition, the second plate portion 1122 may shield a part of the heat sink 113 or the entire heat sink 113 to protect the heat sink 113.

As shown in fig. 3, the heat sink 113 is in heat exchange connection with the driving board 111, and a side facing away from the driving board 111 is provided with heat dissipation fins. By providing the heat radiation fins, the heat radiation effect to the drive board 111 can be improved. In addition, the drive plate 111 is interposed between the heat sink 113 and the cover 112, and the heat dissipating fins are disposed in a direction away from the drive plate 111, so that the heat sink 113 can be urged to contact more space, and the influence of the cover plate on the airflow circulation effect can be effectively avoided.

Additionally, as previously described, the cover 112 may also be mounted to the heat sink 113 or other structure. The cover body 112 may be made of a plastic material, so as to ensure an insulation effect of the cover body 112 and improve the stability of the operation of the driving board 111. Of course, the cover 112 may be made of metal or other materials, and the heat dissipation effect of the driving board 111 can be optimized by the cover 112 made of metal material.

In some embodiments of the present invention, the driving board 111 is disposed in the air supply duct 101, and the fan assembly 20 can be utilized to improve the heat dissipation effect of the driving board 111. The driving plate 111 may be disposed on an air inlet path of the fan assembly 20, or the driving plate 111 may be disposed on an air outlet path of the fan assembly 20. The driving plate 111 is disposed at an upstream of the heat sink 113 in the air duct 101, so as to prevent the heat sink 113 from affecting the stable operation of the driving plate 111 or generating condensation. Moreover, the driving plate can be arranged at a position far away from the side wall of the air supply duct 101, so that the side wall of the air supply duct 101 is prevented from influencing the air flow passing through the driving plate 111.

In some embodiments of the present invention, the housing 10 further has an electric control chamber 102 therein, and the driving plate 111 is disposed in the electric control chamber 102. The drive plate 111 is disposed within the electrical control chamber 102, which facilitates maintenance and installation of the drive plate 111.

In addition, the electric control chamber 102 and the air supply duct 101 may be separated from each other, when the electric control chamber 102 is separated from the air supply duct 101, the electric control chamber 102 and the air supply duct 101 may not be completely separated, and a vent may be provided between the electric control chamber 102 and the air supply duct 101 for communication, so that the fan assembly may be used to drive air to flow through the electric control chamber 102, thereby achieving heat dissipation. Of course, the electric control chamber 102 and the air supply duct 101 may be completely isolated.

The utility model provides a fan subassembly 20 can include fan 21 and motor 22, and fan 21 is located in air supply duct 101 with the driving air current, and motor 22 is connected with the transmission of fan 21 to through motor 22 drive fan 21, realize the drive to the air current, drive module 11 is connected with motor 22 electricity, and drive module 11 can driving motor 22 operation. And the fan 21 may drive an airflow through the heat exchanger to dissipate heat.

Optionally, a main control module 12 is further disposed in the electronic control chamber 102, and the driving board 111 is mounted on the main control module 12.

Optionally, a positioning edge is disposed on an inner side surface of the electronic control chamber 102, a positioning groove is formed in the positioning edge on the inner side surface of the electronic control chamber 102, the main control module 12 is disposed in the positioning groove, a plurality of positioning hooks are disposed on the positioning edge, the positioning hooks are used for limiting the main control module 12 to be disengaged from the positioning groove, at least one of the plurality of positioning hooks is configured to be an elastic hook, and when the main control module 12 is installed, the elastic hook deforms to install the main control module 12 in the positioning groove.

The driving module 11 may be integrated on the same circuit board as the main control module 12. In addition, the main control module 12 and the driving module 11 are of a split structure. The mutual interference between the main control module 12 and the driving module 11 can be reduced. Moreover, the structures of the main control module 12 and the driving module 11 in the related art can be not changed or slightly changed, and the cost of the air-conditioning indoor unit 100 can be reduced. The driving module 11 may be mounted on the main control module 12, for example, the driving module 11 is vertically disposed on the main control module 12; for another example, the driving module 11 and the main control module 12 are arranged in parallel; for another example, the driving module 11 is inclined at a predetermined angle with respect to the main control module 12. Wherein, the driving module 11 is installed at the corner position of the main control module 12,

the driving module 11 and the main control module 12 may also be separately arranged in the electronic control chamber 102, and the driving module 11 and the main control module 12 are disposed at different positions in the same chamber, for example, both the driving module 11 and the main control module 12 may be flatly placed on the wall of the electronic control chamber 102; the main control module 12 may be placed on the bottom wall of the electronic control chamber 102, and the driving module 11 may be placed on the side wall of the electronic control chamber 102, and the installation position and installation form of the driving module 11 and the main control module 12 may be rotated according to the actual use requirement.

In addition, the driving module 11 and the main control module 12 may be disposed in different cavities in the electronic control chamber 102.

According to the air-conditioning indoor unit 100 provided by the embodiment of the utility model, the protective cover is added on the driving plate 111, so that strong current protection is realized and installation error collision is effectively avoided while the heat dissipation effect is ensured; the cover body 112 is provided with heat dissipation holes 105 to ensure the heat dissipation effect; the cover body 112 can be fixed on the driving plate 111 in a mounting mode of a sliding groove and a buckling mode; a special structure is designed on the driving plate 111 to match with the installation of the cover body 112; the cover body 112 is provided with a chute structure, so that other components are prevented from being damaged in the installation process; the end part of the sliding chute is installed in a guiding way, so that the production and assembly efficiency is improved; the middle inside the cover body 112 is limited, enough installation space is reserved for inevitable burrs generated by the drive plate 111 while packaging and assembling precision is achieved, and the protective cover is prevented from being damaged due to interference with the protective cover; the driving board 111 can be inserted into the main control module 12 through the silver angle, and the silver angle of the driving module 11 can be effectively prevented from being damaged in the installation process.

In the present application, the driving module 11 is disposed in the electric control chamber 102, and the driving module 11 and the motor 22 are separately disposed, so that the driving module 11 can be flexibly designed. For example, the circuits and interfaces on the driving module 11 can be flexibly designed to optimize the functions of the driving module 11; in the using process, a user can also more conveniently maintain and reform the driving module 11.

The driving module 11 is arranged in the electric control chamber 102, so that the assembly and the maintenance are convenient, the fan assembly 20 does not need to be disassembled in the maintenance process of the driving module 11, the maintenance efficiency is improved, the damage caused in the maintenance process is avoided, and the driving module 11 can be conveniently upgraded, so that the increasing functional requirements of people on the air-conditioning indoor unit 100 are met. The driving module 11 is arranged in the electric control chamber 102, so that the problem that the motor 22 is too large in size to affect the space of the air supply duct 101 due to the fact that the driving module 11 is arranged in the motor 22 can be avoided, and the driving module 11 is also prevented from being placed in the air supply duct 101 to occupy the space in the air supply duct 101, so that the air supply quantity of the air supply duct 101 is increased.

Furthermore, the driving module 11 is disposed in the electric control chamber 102, and the remaining space in the electric control chamber 102 is fully utilized. For example, the main control module in the electronic control chamber 102 has components (e.g., capacitors, etc.) with larger volume and components (e.g., resistors, etc.) with smaller volume, and when these components are assembled together, there is more remaining space in the electronic control chamber 102.

It can be seen that, in the present application, the driving module 11 is disposed in the electric control chamber 102, which does not affect other structures of the indoor unit of the air conditioner, does not increase the space requirement for the electric control chamber 102, and can be applied to the existing indoor unit of the air conditioner, thereby reducing the mold cost. In addition, upgrading, expanding and the like of the driving module can be conveniently realized, and when the functions of the driving module or the motor need to be changed or added, only the driving module 11 needs to be replaced. In the production, assembly and maintenance processes of the indoor unit 100 of the air conditioner, the drive module 11 can be updated and changed without changing the structure of the whole indoor unit 100 of the air conditioner, so that the assembly process and the mold structure are not changed, the cost is reduced, and the modular design of the indoor unit of the air conditioner is optimized. For example, for an air-conditioning indoor unit with a constant air quantity outlet function and an air-conditioning indoor unit without the constant air quantity outlet function, the production process of the air-conditioning indoor unit is not changed, and the driving module is changed.

The embodiment of the application takes the air duct machine as an example for explanation, and the technical scheme of the application is not only limited to be used for the air duct machine, but also can be used for indoor units of air conditioners such as embedded ceiling machines and wall-mounted machines.

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 implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined 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, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. 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

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

the air supply device comprises a shell, a fan and a fan, wherein an air supply duct is arranged in the shell;

the fan assembly is arranged in the air supply duct to drive airflow;

the driving module is arranged in the shell and comprises a driving plate and a cover body, the driving plate is electrically connected with the fan assembly, and the cover body is arranged on the outer side of the driving plate in a covering mode.

2. An indoor unit of an air conditioner according to claim 1, wherein a first positioning portion is provided on the cover, a second positioning portion is provided on the driving plate, and the first positioning portion and the second positioning portion cooperate to restrict the cover from coming off the driving plate.

3. An indoor unit of an air conditioner according to claim 2, wherein one of the first positioning portion and the second positioning portion includes a positioning hook and the other includes a positioning groove.

4. An indoor unit of an air conditioner according to claim 2 or 3, wherein the cover has a receiving groove, the driving plate is fitted into the receiving groove, the first positioning portion is provided at least one of two opposite side surfaces in the receiving groove, and the second positioning portion is provided at a corresponding position on the driving plate.

5. An indoor unit of an air conditioner as claimed in any one of claims 1 to 3, wherein the casing has a receiving groove, the driving plate is fitted into the receiving groove, and sliding grooves for allowing the side edges of the driving plate to slide into are provided on opposite side surfaces in the receiving groove.

6. An indoor unit of an air conditioner according to any one of claims 1 to 3, wherein a gap is provided between the cover and the driving plate, and the cover is provided with a heat radiation hole communicating with the gap.

7. The indoor unit of an air conditioner as claimed in any one of claims 1 to 3, wherein the driving module further comprises a heat sink, the heat sink is in heat exchange connection with the driving board, and the driving board is sandwiched between the heat sink and the cover.

8. An indoor unit of an air conditioner according to claim 7, wherein the cover includes a first plate portion and a second plate portion, the first plate portion and the heat sink are provided on opposite sides of the driving plate, and the second plate portion is connected to the first plate portion and covers the heat sink and a gap between the heat sink and the first plate portion.

9. An indoor unit of an air conditioner according to claim 7, wherein the heat sink is in heat exchange connection with the driving plate, and a side facing away from the driving plate is provided with a heat dissipation fin.

10. An indoor unit of an air conditioner according to any one of claims 1 to 3, wherein the driving plate is provided in the air supply duct.

11. An indoor unit of an air conditioner according to any one of claims 1 to 3, wherein an electric control chamber is further provided in the casing, and the driving plate is provided in the electric control chamber.

12. An indoor unit of an air conditioner as claimed in claim 11, wherein a main control board is further provided in the electric control chamber, and the driving board is mounted on the main control board.