CN214370594U

CN214370594U - Air conditioner indoor unit and air conditioning system

Info

Publication number: CN214370594U
Application number: CN202120431517.1U
Authority: CN
Inventors: 单联瑜
Original assignee: Beijing Xiaomi Mobile Software Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-10-08
Anticipated expiration: 2031-02-25

Abstract

The invention discloses an air conditioner indoor unit and an air conditioning system. The air conditioner indoor unit comprises a shell assembly, a heat exchanger, a supporting assembly and a sterilization assembly; the shell component is provided with a containing cavity; the heat exchanger is arranged in the accommodating cavity and forms a heat exchange gap with the shell component; the supporting component is at least partially arranged in the accommodating cavity; the sterilizing component comprises a sterilizing lamp, the sterilizing lamp is connected with the supporting component in a buckling mode and is arranged in the accommodating cavity and faces the heat exchange gap and the heat exchanger. This machine and air conditioning system in air conditioning can realize bactericidal lamp quick assembly disassembly, is favorable to improving maintenance efficiency.

Description

Air conditioner indoor unit and air conditioning system

Technical Field

The disclosure relates to the technical field of air conditioners, in particular to an air conditioner indoor unit and an air conditioning system.

Background

At present, along with the improvement of production level, people have stronger and stronger requirements on healthy air in relatively closed spaces such as rooms. The internal parts of the indoor unit of the air conditioner cannot be cleaned frequently, and the long-term accumulation of bacteria can affect the indoor air quality.

Although some conventional air-conditioning indoor units are provided with a sterilization component, the sterilization component can sterilize the air input into the air-conditioning indoor unit and some heat exchangers. However, the installation structure of the sterilization assembly is complex, which is not beneficial to improving the maintenance efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides an air conditioning indoor unit and air conditioning system can realize bactericidal lamp quick assembly disassembly, is favorable to improving maintenance efficiency.

The technical scheme is as follows:

according to a first aspect of the embodiments of the present disclosure, an air conditioner indoor unit is provided, which includes a casing assembly, a heat exchanger, a support assembly, and a sterilization assembly; the shell component is provided with a containing cavity; the heat exchanger is arranged in the accommodating cavity and forms a heat exchange gap with the shell component; the supporting component is at least partially arranged in the accommodating cavity; the sterilizing component comprises a sterilizing lamp, the sterilizing lamp is connected with the supporting component in a buckling mode and is arranged in the accommodating cavity and faces the heat exchange gap and the heat exchanger.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

this bactericidal lamp sets up in holding the intracavity, can disinfect to the air and the heat exchanger in heat transfer clearance of flowing through, can improve the comprehensiveness of disinfecting, is favorable to promoting the air quality that the air conditioning indoor set provided. Simultaneously, this bactericidal lamp utilizes supporting component to set up in holding the intracavity for the installation of bactericidal lamp is more convenient, is convenient for improve the packaging efficiency of machine in the air conditioning. Moreover, the bactericidal lamp is connected with the supporting component in a buckling mode, so that the bactericidal lamp can be quickly disassembled and assembled, and the maintenance efficiency of the indoor unit of the air conditioner is improved when the bactericidal lamp is maintained or replaced in the later period.

The technical solution is further explained below:

in one embodiment, the heat exchanger comprises two opposite end parts, and the irradiation direction of the germicidal lamp is arranged towards the direction from one end part to the other end part.

In one embodiment, the number of the germicidal lamps is at least two, at least one germicidal lamp is arranged close to one end, and at least one germicidal lamp is arranged close to the other end and irradiates in the direction opposite to that of the germicidal lamp arranged at the one end.

In one embodiment, the support assembly comprises a volute and an electric control box which are arranged at two ends of the heat exchanger at intervals, the at least one germicidal lamp is arranged in the volute, and the at least one germicidal lamp is arranged in the electric control box.

In one embodiment, the support assembly includes at least one of a volute and an electronic control box.

In one embodiment, the support assembly is arranged close to the end part of the heat exchanger, and the germicidal lamp and the heat exchanger are arranged at intervals in the depth direction of the accommodating cavity.

In one embodiment, the support assembly is provided with a clamping part, and the germicidal lamp is provided with a buckling part which is matched with the clamping part in a buckling way.

In one embodiment, the clamping portion comprises a mounting groove and a clamping protrusion arranged on the inner side wall of the mounting groove, the buckling portion comprises a cavity inserted into the mounting groove and a matching body arranged on the cavity, and the matching body is fixed with the clamping protrusion in a buckling mode.

In one embodiment, the clamping protrusion has elasticity and is arranged at the opening of the mounting groove.

In one embodiment, the cavity is in sleeve fit with the mounting groove, and the clamping protrusion is provided with a guide surface for guiding the cavity into the mounting groove; and/or, the end of the cavity forms a mating body; and/or a positioning part matched with the cavity in a positioning way is arranged on the side wall of the mounting groove.

According to a second aspect of the embodiments of the present disclosure, there is also provided an air conditioning system including an outdoor unit and an indoor unit of an air conditioner in any of the embodiments.

this air conditioning system has adopted above-mentioned air conditioning indoor set, can improve the maintenance efficiency of air conditioning indoor set, and it is long when reducing the maintenance, and the user of being convenient for in time uses the air conditioning indoor set, and then is favorable to promoting this air conditioning system's product competitiveness.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

Brief description of the drawingsthe accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not intended to limit the disclosure.

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a schematic structural view of an air conditioning indoor unit shown in an embodiment.

Fig. 2 is an enlarged schematic view of a shown in fig. 1.

Fig. 3 is an exploded view of the mounting structure of the germicidal lamp shown in fig. 2.

Fig. 4 is an exploded view of the indoor unit of the air conditioner shown in fig. 1.

Fig. 5 is an assembly view of the inner components of the air conditioning indoor unit shown in fig. 4 from another view angle.

Description of reference numerals:

10. an air-conditioning indoor unit; 100. a housing assembly; 110. a container cavity; 112. a heat exchange gap; 200. a heat exchanger; 210. an end portion; 300. a support assembly; 310. a volute; 320. an electronic control box; 330. a clamping part; 332. mounting grooves; 302. a positioning part; 334. clamping convex; 301. a guide surface; 400. a sterilization assembly; 410. a germicidal lamp; 420. a buckle part; 422. a cavity; 424. a mating body.

Detailed Description

For the purpose of making the purpose, technical solutions and advantages of the present disclosure more apparent, the present disclosure will be described in further detail below with reference to the accompanying drawings and detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the disclosure, are intended for purposes of illustration only and are not intended to limit the scope of the disclosure.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. The terminology used herein in the description of the disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure.

As environmental temperature adjusting equipment for indoor and other closed spaces, the air conditioning system occupies an increasingly important position in the life of people, and how to provide healthy air with air quality and temperature becomes a problem which is more and more emphasized by air conditioning system manufacturers. The air conditioning system is various in types and brands at present, so that consumers can select a plurality of air conditioning systems, later maintenance is facilitated, the favor of the consumers is obtained, the product competitiveness is improved, and the problem that air conditioning system manufacturers attach more and more attention is solved.

However, although some conventional indoor units of air conditioners are provided with sterilization devices, the installation structure of the sterilization assembly is complex, which is not beneficial to improving the maintenance efficiency.

Based on this, this disclosure provides an air conditioning indoor unit, can realize bactericidal lamp quick assembly disassembly, is favorable to improving maintenance efficiency.

The air-conditioned room of the present disclosure will be explained with reference to the drawings.

Fig. 1 to 5 are structural views of an air conditioning indoor unit according to an embodiment. Fig. 1 is a schematic structural diagram of an air conditioning indoor unit shown in an embodiment. Fig. 2 is an enlarged schematic view of a shown in fig. 1. Fig. 3 is an exploded view of the mounting structure of the germicidal lamp shown in fig. 2. Fig. 4 is an exploded view of the indoor unit of the air conditioner shown in fig. 1. Fig. 5 is an assembly view of the inner components of the air conditioning indoor unit shown in fig. 4 from another view angle.

The air-conditioning indoor unit 10 of the embodiment of the present disclosure includes a casing assembly 100, a heat exchanger 200, a support assembly 300, and a sterilization assembly 400; the housing assembly 100 is provided with a receiving cavity; the heat exchanger 200 is arranged in the accommodating cavity and forms a heat exchange gap 112 with the shell assembly 100; the support assembly 300 is at least partially disposed within the receiving cavity, and the heat exchanger 200 includes two end portions 210 oppositely disposed along a length direction thereof; the germicidal assembly 400 includes a germicidal lamp 410, the germicidal lamp 410 is snap-fit to the support assembly 300, and is disposed in the receiving cavity and toward the heat exchanging gap 112 and the heat exchanger 200.

Thus, the germicidal lamp 410 is disposed in the accommodating cavity, and can sterilize the air flowing through the heat exchanging gap 112 and the heat exchanger 200, so that the sterilization comprehensiveness can be improved, and the improvement of the air quality provided by the indoor unit 10 of the air conditioner is facilitated. Meanwhile, the germicidal lamp 410 is disposed in the accommodating cavity by using the supporting assembly 300, so that the germicidal lamp 410 is more conveniently mounted, and the assembly efficiency of the indoor unit 10 of the air conditioner is improved. Moreover, the germicidal lamp 410 is connected with the support assembly 300 in a buckling manner, so that the germicidal lamp 410 can be quickly disassembled and assembled, and the maintenance efficiency of the indoor unit 10 of the air conditioner can be improved when the germicidal lamp 410 is maintained or replaced in the later period.

It should be noted that the specific implementation of the support assembly 300 may be various, as long as the support assembly can be connected with the germicidal lamp 410 in a snap-fit manner. If the support assembly 300 is a support frame, the germicidal lamp 410 can be placed on the support frame in advance, and then the position of the germicidal lamp can be adjusted.

Alternatively, the supporting member 300 is an internal component of the indoor unit 10 of the air conditioner. In this way, the germicidal lamp 410 may be assembled to the internal components in advance, and the internal components are assembled to the casing assembly 100 while the germicidal lamp 410 is installed, which is beneficial to improving the assembling efficiency of the indoor unit 10 of the air conditioner.

Including but not limited to a volute 310 or an electronic control box 320.

It should be noted that the "volute 310" is a protective shell of the fresh air assembly, and can provide outside air for the indoor unit of the air conditioner, and further can provide air with richer oxygen content for indoor and other enclosed spaces. Thus, the germicidal lamp 410 may be assembled on the assembly line of the fresh air component; and on the complete machine assembly production line of the air conditioner indoor unit, the assembly of the bactericidal lamp is not needed, and compared with the traditional technology, the assembly efficiency is higher.

It should be noted that the "electronic control box 320" is a protection box of an electronic control element of the air conditioner indoor unit, such as an interactively used control box. Therefore, the germicidal lamp 410 can be assembled on the air conditioner indoor unit complete machine assembly production line without being assembled, and compared with the traditional technology, the germicidal lamp assembly efficiency is higher.

It should be noted that the sterilization assembly 400 may further include a device for further performing sterilization, such as a negative ion generator, in addition to the sterilization lamp 410.

In addition, the germicidal lamp 410 of the present disclosure includes, but is not limited to, an ultraviolet lamp, and other lamps with germicidal function may be used. Such as a lamp which is matched with the photocatalyst sterilization coating for sterilization.

As shown in fig. 4 and 5, in some embodiments, the heat exchanger 200 includes two end portions 210 oppositely disposed along a length direction thereof, and the irradiation direction of the germicidal lamp 410 is disposed toward one end portion 210 to the other end portion 210. As such, the air conditioning indoor unit 10 of the present disclosure can sterilize not only air but also the heat exchanger 200; meanwhile, the irradiation direction of the germicidal lamp 410 is arranged towards the direction from one end portion 210 to the other end portion 210, so that the germicidal light generated by the germicidal lamp 410 can cover the length direction of the heat exchanger 200, and bacteria adhered to the length direction of the heat exchanger 200 can be completely killed in time. Furthermore, when the indoor unit 10 of the air conditioner is operated, the germicidal lamp 410 is used to sterilize the air flowing through the heat exchanger 200, and at the same time, bacteria adhered to the heat exchanger 200, especially bacteria facing the heat exchanging gap 112, can be completely killed, that is, when the air flows through the heat exchanging gap 112, active bacteria are reduced or not brought in, which is beneficial to improving the air quality. Since the germicidal lamp 410 of the air conditioning indoor unit 10 of the present disclosure can completely kill the side wall of the heat exchanger 200 forming the heat exchanging gap 112, the accumulation of bacteria on the heat exchanging gap 112 can be reduced or avoided, and the air conditioning indoor unit 10 of the present disclosure can stably provide high-quality healthy air for people for a long time. That is, the air conditioning indoor unit 10 of the present disclosure can provide high-quality healthy air to a user stably for a long period of time without frequent cleaning.

Further, in some embodiments, there are at least two germicidal lamps 410, and at least one germicidal lamp 410 is disposed near one of the end portions 210, and at least one germicidal lamp 410 is disposed near the other end portion 210 and illuminates in a direction opposite to that of the germicidal lamp 410 disposed at the one end portion 210. Thus, at least one germicidal lamp 410 is arranged in the direction of each of the two end portions 210 of the heat exchanger 200 to sterilize the heat exchanger 200, which is beneficial to improving the sterilization efficiency; at the same time, at least double protection can be formed, so as to prevent one of the germicidal lamps 410 from being damaged and incapable of sterilizing.

As shown in fig. 4 and 5, in an exemplary embodiment, there are at least two germicidal lamps 410, the support assembly 300 includes a volute 310 and an electronic control box 320 that are disposed at two ends of the heat exchanger 200 at intervals, at least one germicidal lamp 410 is disposed in the volute 310, and at least one germicidal lamp 410 is disposed in the electronic control box 320, and the direction of irradiation of the germicidal lamp 410 disposed in the volute 310 is opposite to the direction of irradiation of the germicidal lamp 410. In this way, at least one germicidal lamp 410 is assembled to the scroll casing 310, at least one germicidal lamp 410 is assembled to the electronic control box 320, and the installation of at least two germicidal lamps 410 is realized while the scroll casing 310 and the electronic control box 320 are assembled to the housing assembly 100, which is beneficial to improving the assembly efficiency of the air conditioning indoor unit 10 of the present disclosure; that is, the germicidal lamp 410 can be assembled on the assembly line of the fresh air component and on the assembly line of the electronic control box 320; and on the complete machine assembly production line of the air conditioner indoor unit, the assembly of the germicidal lamp is not needed, and compared with the traditional technology, the assembly efficiency is higher. Meanwhile, at least one germicidal lamp 410 is arranged in the direction of the two end portions 210 of the heat exchanger 200 to sterilize the heat exchanger 200, so that the improvement of the sterilization efficiency is facilitated, and the phenomenon that one germicidal lamp 410 is damaged and cannot be sterilized can be avoided.

In some embodiments, as shown in fig. 4 or 5, the support assembly 300 is disposed near the end 210 of the heat exchanger 200, and the germicidal lamp 410 is disposed at a distance from the heat exchanger 200 in the depth direction of the receiving chamber. In this manner, the germicidal lamp 410 can be positioned as close as possible to the heat exchanger 200 with enough emitting space to better irradiate germicidal light onto the heat exchanger 200. Meanwhile, the distance between the germicidal lamp 410 and the heat exchanger 200 in the longitudinal direction can be flexibly adjusted according to the type of the germicidal lamp.

In some embodiments, as shown in fig. 2 and 3, the support assembly 300 is provided with a locking portion 330, and the germicidal lamp 410 is provided with a fastening portion 420 which is snap-fitted with the locking portion 330. Thus, when the germicidal lamp 410 is disassembled, the clamping part 330 and the buckling part 420 can be separated or assembled without using a disassembling tool, which is beneficial to reducing the space required by disassembling and assembling, and then the germicidal lamp 410 can be disassembled only by disassembling part of the casing assembly 100, further improving the maintenance efficiency of the indoor air conditioner 10.

Further, in some embodiments, the locking portion 330 includes a mounting groove 332 and a locking protrusion 334 disposed on an inner sidewall of the mounting groove 332, the fastening portion 420 includes a cavity 422 inserted into the mounting groove 332 and a fitting body 424 disposed on the cavity 422, and the fitting body 424 is fastened to the locking protrusion 334. In this way, the cavity 422 is inserted into the mounting groove 332 only by pressing, and the germicidal lamp 410 is fixed on the support assembly 300 by the cooperation of the locking protrusion 334 and the fitting body 424; when the germicidal lamp 410 is disassembled, the germicidal lamp 410 can be disassembled from the support assembly 300 only by pulling the clamping protrusion 334 and pulling the cavity 422 out of the mounting groove 332.

It should be noted that the "locking protrusion 334" may be disposed on the sidewall of the mounting groove 332 in various ways and achieve a snap fit with the mounting groove, for example, in an embodiment, the locking protrusion 334 is a shifting piece.

In an exemplary embodiment, the locking protrusion 334 has elasticity and is disposed at an opening of the mounting groove 332. Thus, when the pressing cavity 422 is inserted into the mounting groove 332, the locking protrusion 334 can deform to enable the cavity 422 to be smoothly inserted into the mounting groove 332, and when the cavity 422 reaches the preset position, the locking protrusion 334 can elastically reset to be in snap fit with the matching body 424, so that the installation is convenient. When the germicidal lamp 410 is disassembled, the clamping protrusion 334 is pulled open to deform the clamping protrusion, so that the cavity 422 can be taken out of the mounting groove 332.

Further, in an embodiment, the cavity 422 is sleeved and matched with the mounting groove 332, and the locking protrusion 334 is provided with a guide surface 301 for guiding the cavity 422 into the mounting groove 332. In this way, the cavity 422 can be better guided into the mounting groove 332 by the guide surface 301, and the assembly efficiency of the germicidal lamp 410 is improved.

The guide surface 301 includes one of an arc-shaped guide surface 301 or an inclined surface.

As shown in fig. 2 and 3, in one example, the end 210 of the cavity 422 forms a mating body 424. Thus, the end portion 210 of the cavity 422 is utilized to form the engaging body 424, which is beneficial to reducing the manufacturing cost of the germicidal lamp 410, making it more versatile and facilitating the assembly by using the conventional germicidal lamp 410. Meanwhile, the appearance of the germicidal lamp 410 can be more beautiful.

As shown in fig. 3, in an exemplary embodiment, the side wall of the mounting groove 332 is provided with a positioning portion 302 which is in positioning fit with the cavity 422. Thus, the fitting of the mounting groove 322 and the cavity 422 is more tight.

The positioning part 302 and the cavity 422 may be matched in a plurality of ways, including but not limited to a positioning rib, a positioning groove, and the like.

It should be noted that the "clip portion 330" may be a part of the supporting assembly 300, that is, the "clip portion 330" is integrally formed with other parts of the supporting assembly 300, such as the volute 310 or the electrical control box 320 "; the "clip portion 330", which may be a separate component from the "other parts of the support assembly 300", may be manufactured separately and integrated with the "other parts of the support assembly 300, such as the scroll case 310 or the electrical control box 320".

Equivalently, the "body" and the "certain part" can be parts of the corresponding "component", i.e., the "body" and the "certain part" are integrally manufactured with other parts of the "component"; the "part" can be made separately from the "other part" and then combined with the "other part" into a whole. The expression "a certain body" or "a certain portion" in the present disclosure is only one example, and is not intended to limit the scope of the present disclosure, so long as the above features are included and the same function is understood to be equivalent to the present disclosure.

It should be noted that, the components included in the disclosure and the "assembly" can also be flexibly combined, i.e. modularized production can be performed according to the actual situation, and the components can be modularized and assembled as an independent module; the modules may be assembled separately, and one module may be constructed in the present apparatus. The division of the above-mentioned components in the present disclosure is only one embodiment, which is convenient for reading and not limiting the scope of protection of the present disclosure, and the technical solutions equivalent to the present disclosure should be understood as if they are included and the functions are the same.

In another embodiment of the present disclosure, an air conditioning system is provided, which includes an outdoor unit and an indoor unit of an air conditioner in any of the above embodiments.

Therefore, the air conditioning system adopts the air conditioning indoor unit, the maintenance efficiency of the air conditioning indoor unit can be improved, the maintenance time is reduced, a user can conveniently use the air conditioning indoor unit in time, and the product competitiveness of the air conditioning system is favorably improved.

It will be appreciated that the heat exchanger includes two oppositely disposed ends, the direction of illumination of the germicidal lamp being disposed in a direction from one of the ends to the other. This air conditioning indoor set can provide more healthy air for people for a long time, more can obtain consumer's favor, is favorable to further promoting this disclosed air conditioning system's product competitiveness.

Meanwhile, the air conditioning system can provide cooling air flow or heating air flow for a user and can also provide outdoor air to improve the oxygen content of indoor air by arranging the outdoor unit.

In the description of the present disclosure, 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 are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present disclosure and to simplify the description, but are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present disclosure.

Furthermore, the terms "first", "second", etc. 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," "second," etc. may explicitly or implicitly include at least one of the feature. In the description of the present disclosure, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise.

In the present disclosure, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral; 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 disclosure can be understood by those of ordinary skill in the art as appropriate.

In the present disclosure, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. 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.

It will be understood that when an element is referred to as being "secured to," "disposed on," "secured to," or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show several embodiments of the present disclosure, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the concept of the present disclosure, and these changes and modifications are all within the scope of the present disclosure.

Claims

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

a housing assembly provided with a containment chamber;

the heat exchanger is arranged in the accommodating cavity and forms a heat exchange gap with the shell component;

a support assembly at least partially disposed within the receiving cavity; and

the sterilization assembly comprises a sterilization lamp, the sterilization lamp is connected with the supporting assembly in a buckling mode and is arranged in the accommodating cavity and faces the heat exchange gap and the heat exchanger.

2. An indoor unit of an air conditioner according to claim 1, wherein the heat exchanger includes two end portions disposed opposite to each other, and an irradiation direction of the germicidal lamp is set in a direction from one of the end portions to the other of the end portions.

3. An indoor unit of an air conditioner according to claim 2, wherein there are at least two of said germicidal lamps, and at least one of said germicidal lamps is disposed near one of said end portions, and at least one of said germicidal lamps is disposed near the other of said end portions, and is irradiated in a direction opposite to that of the germicidal lamp disposed at said one of said end portions.

4. An indoor unit of an air conditioner as claimed in claim 3, wherein the support assembly comprises a volute and an electric control box which are arranged at two ends of the heat exchanger at intervals, at least one germicidal lamp is arranged at the volute, and at least one germicidal lamp is arranged at the electric control box.

5. An indoor unit of an air conditioner according to claim 1, wherein the support assembly includes at least one of a scroll casing and an electric control box.

6. An indoor unit of an air conditioner according to claim 1, wherein the support member is provided near an end of the heat exchanger, and the germicidal lamp and the heat exchanger are provided at an interval in a depth direction of the accommodating chamber.

7. An indoor unit of an air conditioner according to any one of claims 1 to 6, wherein the support member is provided with a locking portion, and the germicidal lamp is provided with a fastening portion which is snap-fitted to the locking portion.

8. An indoor unit of an air conditioner according to claim 7, wherein the locking portion includes a mounting groove and a locking protrusion provided on an inner side wall of the mounting groove, the locking portion includes a cavity inserted into the mounting groove and a mating body provided on the cavity, and the mating body is fastened to the locking protrusion.

9. An indoor unit of an air conditioner according to claim 8, wherein the locking protrusion has elasticity and is provided at an opening of the installation groove.

10. An indoor unit of an air conditioner according to claim 9, wherein the cavity is fitted in the mounting groove, and the projection of the stopper is provided with a guide surface for guiding the cavity into the mounting groove; and/or, the end of the cavity forms the mating body; and/or, the side wall of the mounting groove is provided with a positioning part matched with the cavity in a positioning way.

11. An air conditioning system comprising an outdoor unit and the indoor unit of an air conditioner according to any one of claims 1 to 10.