CN220817898U - Indoor unit of air conditioner - Google Patents

Abstract

The utility model provides an air conditioner indoor unit which comprises a fan, an evaporator and an air outlet channel, wherein air is blown out from the air outlet channel after being subjected to heat exchange through the evaporator under the drive of the fan, the air conditioner indoor unit further comprises a pulse sterilization assembly, the pulse sterilization assembly comprises a first driving device and a pulse ultraviolet module, the first driving device is used for driving the pulse ultraviolet module to move so as to extend or retract to the air outlet channel, and the pulse ultraviolet module can emit pulse light waves to an indoor environment and/or the evaporator. The indoor unit of the air conditioner can sterilize the interior of the indoor unit, and can selectively sterilize the indoor environment, so that the sterilization is more thorough; the coverage area of the pulse ultraviolet light module for generating the pulse light is changed, so that the sterilization area is wide; meanwhile, the heat dissipation performance can be improved by driving the pulse ultraviolet light module to rotate or open the bottom plate, and the service life is long.

Description

Indoor unit of air conditioner

Technical Field

The utility model relates to the technical field of air conditioners, in particular to an air conditioner indoor unit.

Background

With the great enhancement of the importance of people on indoor air quality, the market is increasingly in need of health. The air conditioner is used as household appliances with high daily use frequency, and has increasingly higher use frequency because of the characteristics of providing cool air in summer and heating in winter, but the air conditioner cannot be sterilized and is easy to cause air conditioner diseases, skin diseases and the like because of the fact that the air conditioner is not in place for daily maintenance and cleaning.

The sterilization technology of air conditioners is receiving a lot of attention, wherein pulse sterilization is to make the inert gas lamp emit light with intensity from ultraviolet to infrared region close to solar spectrum by using strong white light flash of pulse, but the microorganism on the surface is killed. The conventional pulse sterilization air conditioner generally comprises a split sterilization lamp module and a pulse electric control module, wherein the sterilization lamp module is fixedly assembled at the parts of an evaporator, a middle frame or an air inlet and the like so as to sterilize the air subjected to heat exchange and the interior of the evaporator. Considering the use safety, the sterilizing lamp module can only sterilize the inside of the air conditioner, can not selectively sterilize the indoor environment, and has limited sterilizing effect on the indoor environment where the user is located.

In view of this, the present utility model has been made.

Disclosure of utility model

The utility model solves the problem that the sterilizing effect of the sterilizing module of the existing air conditioner is poor due to the unreasonable structure of the sterilizing module, and the sterilizing of the indoor environment can not be realized.

In order to solve the problems, the utility model provides an air conditioner indoor unit which comprises a fan, an evaporator and an air outlet channel, wherein air is blown out from the air outlet channel after being subjected to heat exchange through the evaporator under the drive of the fan, the air conditioner indoor unit further comprises a pulse sterilization assembly, the pulse sterilization assembly comprises a first driving device and a pulse ultraviolet module, the first driving device is used for driving the pulse ultraviolet module to move so as to extend or retract into the air outlet channel, and the pulse ultraviolet module can emit pulse light waves to indoor environment and/or the evaporator.

The pulse ultraviolet light module can be made to sterilize the interior of the air conditioner indoor unit by the arrangement, and can extend out of the air outlet duct under specific conditions to sterilize the indoor environment where the air conditioner indoor unit is located, and the pulse ultraviolet light module has the advantages of wide radiation area and high sterilization efficiency so as to effectively avoid cross infection.

Preferably, the first driving device comprises a telescopic rod, a transmission module and a first motor, wherein the transmission module is fixed on the air outlet air duct and meshed with the telescopic rod, the first motor is in driving connection with the transmission module, and a mounting rack is arranged at the end part of the telescopic rod and used for assembling the pulse ultraviolet light module.

The device has simple structure, stable and reliable transmission and convenient implementation. Preferably, the telescopic link is the arc, set up action wheel, follow driving wheel in the transmission module, the action wheel is connected with first motor drive, the both sides of telescopic link set up the tooth for link to each other with action wheel, follow the driving wheel meshing respectively, follow the driving wheel and have two for with the action wheel cooperation in order to retrain the motion of telescopic link. The setting can make the telescopic link along the flexible removal of air-out wind channel, and the long-range and difficult quilt air-out wind channel interference of the travel distance of pulse ultraviolet module.

Preferably, the mounting frame comprises a connecting plate, a first cantilever and a second cantilever are respectively arranged at two ends of the connecting plate, and the first cantilever and the second cantilever are respectively connected with the pulse ultraviolet module in a rotating way. The device has simple structure, less shielding when sterilizing the parts such as the evaporator, and better sterilizing effect.

Preferably, the connecting plate is provided with a light-transmitting groove, and the light-transmitting groove is arranged on one side of the bracket away from the lamp holder. The device can effectively avoid blocking the pulse light waves generated by the pulse ultraviolet light module, has good sterilization effect on parts such as an evaporator and the like, and is beneficial to heat dissipation; similarly, when the interior of the indoor unit is sterilized, the second driving device can drive the pulse ultraviolet light module to rotate so as to adjust the gesture, so that the generated pulse light waves radiate the interior of the whole air conditioner indoor unit, and the sterilization is more thorough.

Preferably, the pulse sterilization assembly further comprises a second driving device, and the second driving device is located on the first driving device and is used for driving the pulse ultraviolet module to rotate. When the indoor environment is sterilized, the pulse ultraviolet light module extends out of the air outlet duct through the first driving device, and then the pulse ultraviolet light module is rotated 180 degrees by the second driving device to face outdoors, so that the outdoor sterilization is facilitated; meanwhile, the second driving device can be rotated periodically, so that the full coverage of the indoor environment in sterilization is realized.

Preferably, the pulse ultraviolet module comprises a lamp holder and a bracket which are detachably connected, a sterilizing lamp is arranged between the lamp holder and the bracket, the lamp holder comprises a bottom plate and a coaming, and the bottom plate is rotationally connected with the coaming; the pulse sterilization assembly further comprises a second driving device, wherein the second driving device is arranged on the coaming and used for driving the bottom plate to rotate. The pulse ultraviolet module is used for sterilizing the interior of the indoor unit, and under specific conditions, the pulse ultraviolet module can extend out of the air outlet air duct through the first driving device, so that pulse light waves are emitted to the indoor environment, and the fan is used for driving the indoor air to flow so as to rapidly complete sterilization to the indoor environment.

Preferably, the second driving device is mounted on the coaming and comprises a second motor, a transmission part and a first gear, the coaming is provided with a sliding groove, the transmission part is arranged in the sliding groove, two sides of the transmission part are respectively connected with the second motor and the first gear in a meshed manner, and the first gear drives the bottom plate to rotate through a belt.

The device has the advantages of simple structure, stable and reliable transmission and convenience in production and processing. Preferably, the surface of the bottom plate is provided with a reflecting film, so that the pulse light waves generated by the pulse ultraviolet light module can be reflected. The device can enable the pulse light waves generated by the pulse ultraviolet light module to radiate to different areas of the indoor environment by adjusting the rotation angle of the bottom plate when sterilizing the indoor environment, and sterilization is more thorough.

Preferably, the second driving device further comprises a second gear, the first gear and the second gear are symmetrically arranged at the left side and the right side of the second motor, and the two transmission parts are respectively connected with the first gear and the second gear in a meshed manner; the bottom plate comprises a first plate and a second plate which are oppositely arranged, wherein the first plate is connected with a first gear in a transmission manner, and the second plate is connected with a second gear in a transmission manner. The second motor can be used for simultaneously driving the bottom plate to be opened towards two sides, so that the transmission is stable and reliable, and the appearance is attractive.

Preferably, the pulse ultraviolet module comprises a lamp holder, a sealing plug, a support and a sterilizing lamp, wherein the support is arranged on one side of the lamp holder, which is close to the evaporator, the sterilizing lamp is arranged between the lamp holder and the support, and the sealing plug is arranged at two ends of the sterilizing lamp. The device has a simple structure and is convenient for disassembling and assembling the sterilizing lamp.

Preferably, the lamp holder comprises a bottom plate, a surrounding plate is arranged on the peripheral side of the bottom plate, a first clamping groove is formed in the surrounding plate, a first buckle is arranged at the position, corresponding to the first clamping groove, of the support, and the first buckle can be assembled in the first clamping groove in a limiting mode.

The arrangement can ensure that the force applied from the outer side of the lamp holder can act on the first clamping buckle, so that the bracket is convenient to be quickly detached from the lamp holder; meanwhile, the first buckle is used for filling the matching groove to enable the side wall of the lamp holder to be smooth, and the overall attractiveness is high.

Preferably, the bracket is recessed inwards to form an installation cavity at one side far away from the lamp holder and is used for accommodating the sterilizing lamp, and a third notch is formed at one side far away from the lamp holder and is communicated with the installation cavity. This setting can carry out spacing assembly to the bactericidal lamp through support and lamp stand cooperation, simple structure, the dismouting of being convenient for.

Compared with the prior art, the air conditioner indoor unit provided by the embodiment of the utility model has the following beneficial effects: 1) The pulse ultraviolet module can sterilize the interior of the indoor unit, and can selectively sterilize the indoor environment, so that the sterilization is more thorough; 2) The coverage area of the pulse ultraviolet light module for generating the pulse light can be changed through the second driving device, and the sterilization area is wide; meanwhile, the heat radiation performance can be improved by driving the pulse ultraviolet light module to rotate or open the bottom plate, and the service life is long; 3) Simple structure, and is convenient for production and processing.

Drawings

Fig. 1 is a schematic structural diagram of an indoor unit of an air conditioner according to embodiment 1 of the present utility model;

fig. 2 is a schematic longitudinal section view of an indoor unit of an air conditioner according to embodiment 1 of the present utility model;

fig. 3 is a schematic view of a part of the pulse sterilization assembly according to embodiment 1 of the present utility model;

fig. 4 is a schematic structural diagram of a pulse ultraviolet module according to embodiment 1 of the present utility model;

FIG. 5 is an exploded view of the pulse UV module according to embodiment 1 of the present utility model;

fig. 6 is a schematic structural diagram of a lamp socket according to embodiment 1 of the present utility model;

FIG. 7 is a schematic view showing the structure of a bracket according to embodiment 1 of the present utility model;

Fig. 8 is a schematic view of a part of the pulse sterilization assembly according to embodiment 2 of the present utility model;

Fig. 9 is a schematic structural diagram of the pulse ultraviolet module in an open state according to embodiment 2 of the present utility model.

Reference numerals illustrate:

1-an evaporator; 2-pulse sterilization assembly; 21-pulse ultraviolet module; 211-lamp holders; 2111-a bottom plate; 21111-first plate; 21112-a second plate; 2112-coaming; 2113-rotating shaft; 2114-card slot; 2115-first gap; 2116-second gap; 2117-through holes; 212-a sealing plug; 213-a scaffold; 2131-a mounting cavity; 2132-third gap; 2133—a first catch; 2134-fourth gap; 214-germicidal lamps; 215-a light-transmitting plate; 22-pulse electric control module; 23-a first drive; 231-telescoping rod; 232-a transmission module; 233-a first motor; 234-mounting frame; 2341-connecting plates; 2342-a first cantilever; 2343-a second cantilever; 2344-light-transmitting grooves; 24-a second drive means; 241-a second motor; 242-sliding grooves; 243-a transmission member; 244-a first gear; 245-a second gear; 246-belt; 3-a fan; 4-air deflectors; 5-panels; 6-a base.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. It should be noted that the technical features in the embodiments of the present utility model may be combined with each other.

The terms "first," "second," and the like, 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 defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

Unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact through an intervening medium. The first feature being "above," "over" and "on" the second feature may be the first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature. The upper, lower, left, right and other directions are defined in the utility model, and are the directions recognized by the front panel of the air conditioner after the air conditioner is normally installed.

The indoor air quality is closely related to human health, and if respiratory tract virus carriers exist in a poorly ventilated room, cross infection risks can exist, especially in winter influenza easy season; in order to ensure the heating effect, the doors and windows are closed for a long time to enable indoor air to circulate repeatedly, so that the probability of cross infection of personnel is further increased. In recent years, users pay more attention to self health, and pulse sterilization air conditioners are gradually touted by people.

For safety, the pulse ultraviolet module 21 is usually fixed inside the indoor unit of the air conditioner, and can only sterilize the lamp components of the evaporator 1, but cannot sterilize the environment where the indoor unit of the air conditioner is located, and microorganisms still exist in the environment, so that the microorganisms can grow rapidly in a short time; for users, the existing pulse sterilization air conditioner cannot achieve indoor sterility, and has limited sterilization effect. The applicant proposes the following technical scheme:

example 1

As shown in fig. 1-2, an indoor unit of an air conditioner comprises a fan 3, an evaporator 1 and an air outlet duct, air is blown out from the air outlet duct after being subjected to heat exchange through the evaporator 1 under the drive of the fan 3, the indoor unit of the air conditioner further comprises a pulse sterilization assembly 2, the pulse sterilization assembly 2 comprises a first driving device 23 and a pulse ultraviolet module 21 which are connected, the first driving device 23 is used for driving the pulse ultraviolet module 21 to stretch and retract in the air outlet duct, and the pulse ultraviolet module 21 can emit pulse light waves indoors.

The arrangement can lead the pulse ultraviolet light module 21 to extend out of the air outlet duct under the specific condition of the pulse ultraviolet light module 21 so as to thoroughly sterilize the indoor environment where the air conditioner indoor unit is positioned, thereby avoiding cross infection. Of course, when the pulse ultraviolet module 21 performs indoor environment sterilization, it is necessary to determine whether a user exists indoors by means of infrared detection, radar detection, face recognition, and the like, so as to ensure that no person is in the room during sterilization, and related user detection techniques are known in the art.

The indoor unit of the air conditioner further comprises a base 6, a panel 5 and an air deflector 4, wherein the evaporator 1 is arranged on the base 6, the panel 5 and the air deflector 4 are arranged on one side, far away from the base 6, of the evaporator 1, the air deflector 4 is arranged at the outlet end of the air outlet air duct and is positioned on the lower side of the panel 5 and used for opening or closing the air outlet, and the specific structure and the assembly relation of the panel 5 and the air deflector 4 are all of the prior art and are not repeated. Preferably, the first driving device 23 is fixed on the base 6 or the volute, and the pulse ultraviolet module 21 is positioned in the air outlet duct.

The pulse sterilization assembly 2 further comprises a pulse electric control module 22, and the pulse electric control module 22 is electrically connected with the pulse ultraviolet light module 21; the pulse electric control module 22 is provided with a middle frame or the end part of the evaporator 1, and the arrangement can fully utilize the internal space of the indoor unit of the air conditioner, so that the structure is compact. The specific structure of the pulse electronic control module 22 is conventional, and will not be described herein.

Preferably, the air deflector 4 is provided with an avoidance gap, the pulse ultraviolet light module 21 is embedded into the avoidance gap, and the lower bottom surface of the pulse ultraviolet light module 21 is flush with the outer wall surface of the air deflector 4, so as to jointly form the appearance surface of the air conditioner indoor unit. The pulse ultraviolet module 21 can be directly utilized to sterilize the room under the condition that the air deflector 4 is not opened, or the pulse ultraviolet module 21 is stretched out of the air outlet duct after the air deflector 4 is opened to sterilize the indoor environment.

As an example of the present utility model, the first driving device 23 includes a telescopic rod 231, a transmission module 232, and a first motor 233, where the transmission module 232 is fixedly mounted on the air outlet duct and is engaged with and connected to the telescopic rod 231, the first motor 233 is in driving connection with the transmission module 232, and a mounting frame 234 is disposed at an end of the telescopic rod 231 for mounting the pulse ultraviolet module 21. The device has a simple structure and is convenient to produce and process.

As shown in fig. 3-4, the telescopic rod 231 is arc-shaped, a driving wheel and a driven wheel are arranged in the transmission module 232, the driving wheel is in driving connection with the first motor 233, teeth are arranged on two sides of the telescopic rod 231 and are respectively engaged with the driving wheel and the driven wheel, and two driven wheels are used for being matched with the driving wheel to restrain the movement of the telescopic rod 231. This arrangement enables the telescopic rod 231 to move telescopically along the air outlet duct, and the moving distance of the pulse ultraviolet light module 21 is long and is not easy to be interfered by the air outlet duct.

Preferably, the pulse sterilization assembly 2 further includes a second driving device 24, where the second driving device 24 is located on the mounting frame 234 and is used to drive the pulse ultraviolet module 21 to perform rotational adjustment. Specifically, the pulse ultraviolet module 21 is disposed towards the evaporator 1, and is used for sterilizing the interior of the indoor unit; when the indoor environment is sterilized, the pulse ultraviolet light module 21 extends out of the air outlet duct through the first driving device 23, and then the pulse ultraviolet light module 21 is rotated by 180 degrees by the second driving device 24 to face outdoors, so that the outdoor sterilization is facilitated; and the second driving device 24 can be periodically rotated to realize full coverage of indoor environment during sterilization.

As an example of the present utility model, the mounting frame 234 includes a connection plate 2341, two ends of the connection plate 2341 are respectively provided with a first cantilever 2342 and a second cantilever 2343, and the first cantilever 2342 and the second cantilever 2343 are respectively movably connected with the pulse ultraviolet module 21. Preferably, the second driving device 24 includes a second motor 241, and the second motor 241 may be disposed on the connecting plate 2341 or the first cantilever 2342 or the second cantilever 2343, for driving the pulse ultraviolet module 21 to rotate, where a specific driving structure is a prior art.

Preferably, the connection plate 2341 is provided with a light transmission groove 2344, which can effectively avoid blocking the pulse light waves generated by the pulse ultraviolet module 21, has good sterilization effect on the evaporator 1 and other parts, and is beneficial to heat dissipation; similarly, when the interior of the indoor unit is sterilized, the second driving device 24 can drive the pulse ultraviolet module 21 to rotate to adjust the posture, so that the generated pulse light waves radiate the interior of the whole indoor unit of the air conditioner, and the sterilization is more thorough.

As shown in fig. 3-7, the pulse ultraviolet module 21 includes a lamp holder 211, a sealing plug 212, a support 213, and a germicidal lamp 214, the support 213 is disposed on one side of the lamp holder 211 near the evaporator 1, the germicidal lamp 214 is disposed between the lamp holder 211 and the support 213, the sealing plugs 212 are disposed at two ends of the germicidal lamp 214, and the germicidal lamp 214 is electrically connected with the pulse electronic module 22. This arrangement is simple in structure and facilitates the disassembly and assembly of the germicidal lamp 214.

As an example of the present utility model, the lamp socket 211 includes a base plate 2111, a shroud 2112 is provided at a circumferential side of the base plate 2111, a rotation shaft 2113 is provided at the shroud 2112, a limit groove is provided at the first cantilever 2342 or the second cantilever 2343, and the rotation shaft 2113 is replaceably fitted into the limit groove. Preferably, the rotating shafts 2113 are symmetrically arranged at two sides of the bottom plate 2111. Preferably, the shroud 2112 is provided with a first notch 2115, a second notch 2116 and a first clamping groove 2114, and the first notch 2115 and the second notch 2116 are respectively located on the left side and the right side of the first clamping groove 2114. This arrangement facilitates the deformation of the side wall of the first clamping groove 2114 due to stress, and facilitates the disassembly and assembly of the bracket 213. Preferably, the first notch 2115 and the second notch 2116 may be the same or different in size. Preferably, the shroud 2112 is provided with through holes 2117 for routing.

As an example of the present utility model, a side of the bracket 213 remote from the lamp holder 211 is recessed inward to form a mounting cavity 2131 for receiving the germicidal lamp 214, and a side of the bracket 213 remote from the lamp holder 211 is provided with a third recess 2132, and the third recess 2132 communicates with the mounting cavity 2131 for generating a passing of the pulsed light. The arrangement can limit the position of the sterilizing lamp 214 through the cooperation of the bracket 213 and the lamp holder 211, and has simple structure and convenient disassembly and assembly.

Preferably, the pulsed ultraviolet light module 21 further comprises a light-transmitting plate 215, and the light-transmitting plate 215 is capable of blocking the third notch 2132. The device has simple structure and does not influence the sterilization effect of the pulsed light; while preventing condensed water generated from the evaporator 1 from contacting the germicidal lamp 214 to affect the safety in use.

As an example of the present utility model, the first buckle 2133 is provided on the outer side of the bracket 213, the first clamping groove 2114 is provided on the lamp holder 211 at a position corresponding to the first buckle 2133, and the first buckle 2133 can be limitedly fitted into the first clamping groove 2114. The arrangement ensures that the force applied from the outside of the lamp holder 211 can act on the first buckle 2133, thereby facilitating the rapid disassembly of the bracket 213 from the lamp holder 211; meanwhile, the first buckle 2133 is used for filling the matching groove to enable the side wall of the lamp holder 211 to be flat, so that the overall attractive appearance is high. Preferably, the first fastener 2133 is provided symmetrically on the left and right sides of the bracket 213. The arrangement structure is simple, and the appearance is attractive.

Preferably, a fourth notch 2134 is provided at one end of the bracket 213, and the fourth notch 2134 is in communication with the mounting cavity 2131 and is disposed adjacent to the through hole 2117. The device has a simple structure and is convenient to wire. Preferably, the germicidal lamp 214 may be a xenon lamp, an ultraviolet lamp; preferably, the germicidal lamp 214 is a xenon lamp, which outputs a high level pulse for 5ms every 1s for a required excitation time second, and outputs 120 pulses in total, and the pulse frequency can be adjusted according to the number of bacteria, for example, the pulse frequency is fast and slow every other sterilization period.

When the air conditioner operates, the pulse ultraviolet light module 21 is positioned in the air outlet air duct and disinfects the evaporator 1 and other components, and the relative angle of the pulse ultraviolet light module 21 can be adjusted in a small amplitude through the second driving device 24, so that the interior of the indoor unit can be thoroughly disinfected; when no person is in the room and the indoor environment needs to be sterilized, the pulse ultraviolet module 21 extends out of the air outlet air duct through the first driving device 23, and the pulse ultraviolet module 21 rotates 180 degrees through the second driving device 24 to enable the sterilizing lamp 214 to face out of the air conditioner so as to sterilize the indoor environment; the inclination angle of the pulse ultraviolet light module 21 is periodically adjusted in a small amplitude, so that the coverage range of the pulse ultraviolet light module is further increased, and sterilization is more uniform and thorough.

Example 2

As shown in fig. 8-9, an indoor unit of an air conditioner comprises a fan 3, an evaporator 1, an air outlet duct, air is blown out from the air outlet duct after being subjected to heat exchange by the evaporator 1 under the driving of the fan 3, the indoor unit of the air conditioner further comprises a pulse sterilization assembly 2, the pulse sterilization assembly 2 comprises a first driving device 23 and a pulse ultraviolet module 21 which are connected, the first driving device 23 is used for driving the pulse ultraviolet module 21 to stretch and retract in the air outlet duct, and the pulse ultraviolet module 21 can emit pulse light waves indoors.

The pulse ultraviolet module 21 is generally used for sterilizing the interior of the indoor unit, and under certain conditions, the pulse ultraviolet module can extend out of the air outlet duct through the first driving device 23, so that pulse light waves are emitted to the indoor environment, and the fan 3 is used for driving the indoor air to flow so as to rapidly complete sterilization to the indoor environment.

Preferably, the pulsed ultraviolet module 21 comprises a lamp holder 211, wherein a bracket 213 is arranged on one side of the lamp holder 211 close to the evaporator 1, a germicidal lamp 214 is arranged between the lamp holder 211 and the bracket 213, the germicidal lamp 214 can generate pulsed light waves to one side of the evaporator, the lamp holder 211 comprises a bottom plate 2111 and a surrounding plate 2112, and the bottom plate 2111 is rotatably connected with the surrounding plate 2112; the pulse sterilization assembly 2 further comprises a second driving means 24 for driving the base plate 2111 to be selectively opened. The arrangement can enable the pulse ultraviolet module 21 to simultaneously send pulse light waves to the inside and the outside of the indoor unit, thereby rapidly realizing sterilization to the indoor environment.

Specifically, the pulse ultraviolet module 21 is positioned in the air outlet duct after the air conditioner is started to realize sterilization of the interior of the indoor unit by generating pulse light waves; when no indoor person needs to be sterilized quickly or the indoor person needs to be sterilized thoroughly, the pulse ultraviolet light module 21 is driven by the first driving device 23 to extend out of the air outlet air duct, and then the bottom plate 2111 is rotated and opened by the second driving device 24, so that the pulse ultraviolet light module 21 can send pulse light waves outwards from two sides, one side faces the indoor environment of the indoor machine, and sterilization is more thorough; and meanwhile, the heat radiation performance of the pulse ultraviolet module 21 can be improved by opening the bottom plate 2111, and the service life is long.

Preferably, a reflective film is disposed on the surface of the bottom plate 2111, so as to reflect the pulsed light waves generated by the pulsed ultraviolet light module 21. The arrangement can enable the pulse light waves generated by the pulse ultraviolet light module 21 to radiate to different areas of the indoor environment by adjusting the rotation angle of the bottom plate 2111 when sterilizing the indoor environment, so that sterilization is more thorough. As an example of the present utility model, the mounting frame 234 is detachably connected to the lamp socket 211, such as screw connection, snap connection, etc.

As an example of the present utility model, the second driving device 24 is mounted on the shroud 2112, and includes a second motor 241, a transmission member 243, and a first gear 244, where the shroud 2112 is provided with a sliding groove 242, the transmission member 243 slides into the sliding groove 242, two sides of the transmission member 243 are respectively engaged with the second motor 241 and the first gear 244, and the first gear 244 drives the bottom plate 2111 to rotate through a belt 246. The device has the advantages of simple structure, stable and reliable transmission and convenience in production and processing.

Preferably, the second driving device 24 further includes a second gear 245, the first gear 244 and the second gear 245 are symmetrically disposed on the left and right sides of the second motor 241, and two driving members 243 are respectively engaged with the first gear 244 and the second gear 245; the base plate 2111 includes a first plate 21111 and a second plate 21112 disposed opposite each other, the first plate 21111 being in driving connection with the first gear 244 and the second plate 21112 being in driving connection with the second gear 245. The second motor 241 can be utilized to drive the bottom plate 2111 to be opened to two sides at the same time, so that the transmission is stable and reliable, and the appearance is attractive.

When the air conditioner operates, the pulse ultraviolet light module 21 is positioned in the air outlet air duct and is used for sterilizing the components such as the evaporator 1 and the air; when no person is in the room and the indoor environment needs to be sterilized, the pulse ultraviolet light module 21 extends out of the air outlet air duct through the first driving device 23, the bottom plate 2111 of the lamp holder 211 is opened through the second driving device 24, and the pulse ultraviolet light module 21 can simultaneously send pulse light waves to two sides, wherein one side faces out of the air conditioner so as to sterilize the indoor environment; the sterilization coverage area is changed by adjusting the inclination angle of the bottom plate 2111, so that the pulse ultraviolet module 21 can sterilize the room more thoroughly.

Although the present utility model is disclosed above, the present utility model is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model, and the scope of the utility model should be assessed accordingly to that of the appended claims.

Claims (10)

1. The utility model provides an indoor unit of air conditioner, includes fan (3), evaporimeter (1), air-out wind channel, and the air is in under the drive of fan (3) process after the heat transfer of evaporimeter (1) outwards blows out from the air-out wind channel, its characterized in that, indoor unit of air conditioner still includes pulse sterilization subassembly (2), pulse sterilization subassembly (2) are including continuous first drive arrangement (23), pulse ultraviolet module (21), first drive arrangement (23) are used for the drive pulse ultraviolet module (21) remove in order to stretch out or shrink to in the air-out wind channel, pulse ultraviolet module (21) can be to indoor environment and/or evaporimeter (1) transmission pulse light wave.

2. The indoor unit of claim 1, wherein the first driving device (23) comprises a telescopic rod (231), a transmission module (232) and a first motor (233), the transmission module (232) is fixed on the air outlet duct and is meshed with the telescopic rod (231), the first motor (233) is in driving connection with the transmission module (232), and a mounting frame (234) is arranged at the end part of the telescopic rod (231) and used for assembling the pulse ultraviolet module (21).

3. The indoor unit of claim 2, wherein the mounting frame (234) comprises a connecting plate (2341), a first cantilever (2342) and a second cantilever (2343) are respectively arranged at two ends of the connecting plate (2341), and the first cantilever (2342) and the second cantilever (2343) are respectively connected with the pulse ultraviolet module (21) in a rotating manner.

4. An indoor unit for air conditioning according to claim 3, wherein the connecting plate (2341) is provided with a light transmission groove (2344), and the light transmission groove (2344) is located at one side of the bracket (213) away from the lamp holder (211).

5. An indoor unit for air conditioning according to claim 1, wherein the pulse sterilization assembly (2) further comprises a second driving device (24), the second driving device (24) being located on the first driving device (23) for driving the pulse ultraviolet module (21) to rotate.

6. The indoor unit of claim 1, wherein the pulse ultraviolet module (21) comprises a lamp holder (211) and a bracket (213) which are detachably connected, a sterilizing lamp (214) is arranged between the lamp holder (211) and the bracket (213), the lamp holder (211) comprises a bottom plate (2111) and a coaming (2112), and the bottom plate (2111) is rotatably connected with the coaming (2112); the pulse sterilization assembly (2) further comprises a second driving device (24), and the second driving device (24) is arranged on the coaming (2112) and used for driving the bottom plate (2111) to rotate.

7. The indoor unit of claim 6, wherein the second driving device (24) is mounted on a shroud (2112) and comprises a second motor (241), a transmission member (243) and a first gear (244), the shroud (2112) is provided with a sliding groove (242), the transmission member (243) slides into the sliding groove (242), two sides of the transmission member (243) are respectively connected with the second motor (241) and the first gear (244) in a meshed manner, and the first gear (244) drives the bottom plate (2111) to rotate through a belt (246).

8. An indoor unit for air conditioning according to any of claims 1-7, wherein the pulsed ultraviolet light module (21) comprises a lamp holder (211), a sealing plug (212), a bracket (213), and a germicidal lamp (214), the lamp holder (211) is provided with the bracket (213) at a side close to the evaporator (1), the germicidal lamp (214) is provided between the lamp holder (211) and the bracket (213), and both ends of the germicidal lamp (214) are provided with the sealing plug (212).

9. The indoor unit of claim 8, wherein the lamp holder (211) includes a base plate (2111), a shroud (2112) is provided on a peripheral side of the base plate (2111), the shroud (2112) is provided with a first clamping groove (2114), a first buckle (2133) is provided at a position corresponding to the first clamping groove (2114) on the bracket (213), and the first buckle (2133) can be fitted into the first clamping groove (2114) in a limited manner.

10. The indoor unit of claim 8, wherein the bracket (213) is recessed inward to form a mounting cavity (2131) on a side away from the lamp holder (211) for accommodating the germicidal lamp (214), a third notch (2132) is provided on a side of the bracket (213) away from the lamp holder (211), and the third notch (2132) is in communication with the mounting cavity (2131).