CN215523531U - Indoor unit of air conditioner - Google Patents
Indoor unit of air conditioner Download PDFInfo
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- CN215523531U CN215523531U CN202121888221.9U CN202121888221U CN215523531U CN 215523531 U CN215523531 U CN 215523531U CN 202121888221 U CN202121888221 U CN 202121888221U CN 215523531 U CN215523531 U CN 215523531U
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Abstract
The utility model provides an air conditioner indoor unit, which comprises: the indoor air inlet and the indoor air outlet are formed in the shell, an indoor air duct communicated with the indoor air inlet and the indoor air outlet is formed in the shell, and ventilation holes are formed in the side wall of the indoor air duct; the mounting cover is covered at the vent hole and defines a mounting cavity with the side wall of the indoor air duct, and the mounting cavity is communicated with the indoor air duct through the vent hole; the air duct temperature sensor is arranged in the installation cavity and used for detecting the temperature of air entering the installation cavity from the indoor air duct; the air temperature sensor is prevented from being directly exposed in the indoor air duct when the temperature of the air in the indoor air duct is detected, the air duct temperature sensor can be protected, the service life of the air duct temperature sensor is prolonged, the failure rate of an indoor unit of an air conditioner is reduced, the user experience is improved, and the air in the indoor air duct is prevented from being blocked by the air temperature sensor.
Description
Technical Field
The utility model belongs to the technical field of air conditioners, and particularly relates to an air conditioner indoor unit.
Background
The air duct temperature sensor of the conventional air conditioner is generally directly arranged in an indoor air duct, although the temperature of the indoor air duct can be detected, the air of the indoor air duct is easily blocked, and a necessary protection device is lacked, so that the temperature sensor exposed out of the indoor air duct is easy to damage, the air conditioner is difficult to normally operate due to faults, the fault rate of the air conditioner is improved, the user experience is influenced, a large complaint rate is extremely easy to cause, and the market competitiveness of the air conditioner is reduced. Therefore, an air conditioner indoor unit with a temperature sensor protection device is provided.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. For this purpose,
according to an embodiment of the present disclosure, there is provided an air conditioner indoor unit including:
the indoor air conditioner comprises a shell, a fan cover and a fan blade, wherein an indoor air inlet and an indoor air outlet are formed in the shell, an indoor air duct communicated with the indoor air inlet and the indoor air outlet is formed in the shell, and ventilation holes are formed in the side wall of the indoor air duct;
the mounting cover is connected to one side, away from the indoor air duct, of the side wall of the indoor air duct, the mounting cover covers the vent hole and defines a mounting cavity with the side wall of the indoor air duct, and the mounting cavity is communicated with the indoor air duct through the vent hole;
and the air duct temperature sensor is arranged in the installation cavity and used for detecting the temperature of the air entering the installation cavity from the indoor air duct.
Set up the installation housing, make the lateral wall formation installation cavity of installation housing and indoor wind channel, make wind channel temperature sensor locate the installation cavity, when can carrying out temperature detection to the air in indoor wind channel and avoid wind channel temperature sensor directly to expose in indoor wind channel, can protect wind channel temperature sensor, strengthen wind channel temperature sensor's life, reduce the fault rate of machine in the air conditioning, improve user experience, reduce the rate of complaint, improve the market competition rate of machine in the air conditioning, and can avoid wind channel temperature sensor to block the air formation in indoor wind channel.
According to the embodiment of the disclosure, the air guide frame is arranged in the indoor air channel and connected to the periphery of the ventilation hole, the air guide frame comprises the first air deflector, the first air deflector is arranged on one side, close to the indoor air outlet, of the ventilation hole, and because the air in the indoor air channel flows from the indoor air inlet to the indoor air outlet side, the first air deflector is arranged on one side, close to the indoor air outlet, of the ventilation hole, the air in the indoor air channel can be intercepted and guided, and the air in the indoor air channel is guided into the installation cavity.
According to the embodiment of the disclosure, the air guide frame further comprises a second air guide plate arranged at the upper end and/or the lower end of the air vent, so that air can be guided into the installation cavity, and the air guide effect is further improved.
According to the embodiment of the disclosure, the first air deflector and the second air deflector are fixedly connected, so that a gap between the first air deflector and the second air deflector is avoided, air is prevented from flowing away from the gap between the first air deflector and the second air deflector, and the air guiding effect of the air guiding frame is prevented from being influenced.
According to the embodiment of the disclosure, the side wall of the indoor air duct is provided with the grating, and the ventilation holes are grating holes in the grating, so that the air in the indoor air duct can enter the installation cavity and the grating can protect the air duct temperature sensor.
According to the embodiment of the disclosure, the grid includes the grid of vertical setting and erects the muscle, the grid erect the muscle with the lateral wall in indoor wind channel is the acute angle setting just the grid erects the muscle and is close to one side orientation in indoor wind channel is kept away from one side of indoor air outlet for the contained angle between the wind channel that the grid hole formed and the indoor wind channel of grid department is less, makes the air current in two wind channels close to as far as possible, makes the air in indoor wind channel can be better flow in the installation cavity.
According to the embodiment of the disclosure, the mounting cover is provided with the cover air hole, the mounting cavity is internally communicated with the outside of the mounting cavity through the cover air hole, so that air entering the mounting cavity from the air hole can be discharged out of the mounting cavity through the cover air hole, the air in the mounting cavity is continuously updated, the air is prevented from being deposited in the mounting cavity, the air temperature sensor can detect the temperature of the air in the indoor air channel in real time, and the detection precision and timeliness are improved.
According to an embodiment of the present disclosure, further comprising:
the indoor heat exchanger is arranged in the indoor air channel and is used for exchanging heat with air in the indoor air channel;
the indoor fan is arranged in the indoor air duct, is positioned on one side of the indoor heat exchanger close to the indoor air inlet or the indoor air outlet, and is used for sending air in the indoor air duct out from the indoor air outlet;
the indoor air duct is provided with an air outlet duct, the air outlet duct is located on one side of the indoor air outlet, the indoor heat exchanger and the indoor fan are close to the indoor air outlet, the air duct temperature sensor is arranged in an installation cavity formed by the side wall of the air outlet duct, and the air temperature at the air outlet duct can be detected.
According to the embodiment of the disclosure, the installation housing is provided with the housing connecting hole, the side wall of the indoor air channel is provided with the air channel connecting hole, the installation housing and the side wall of the indoor air channel are detachably connected through the housing connecting hole and the air channel connecting hole, and the installation housing is simple in structure and convenient to design.
According to the embodiment of the disclosure, one side of the side wall of the indoor air duct, which deviates from the indoor air duct, is provided with the air duct connecting column, and the air duct connecting hole is formed in the air duct connecting column, so that the structure is simple, and the design is convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a perspective view of an air conditioning indoor unit according to an embodiment of the present disclosure;
fig. 2 is a perspective view of an air conditioning indoor unit according to an embodiment of the present disclosure from another perspective;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
fig. 4 is a partial structural sectional view of an air conditioning indoor unit according to an embodiment of the present disclosure;
FIG. 5 is a partial enlarged view at B in FIG. 4;
fig. 6 is a partial structural schematic view of an air conditioning indoor unit according to an embodiment of the present disclosure;
FIG. 7 is an enlarged view of a portion of FIG. 6 at C;
fig. 8 is another partial structural schematic view of an air conditioning indoor unit according to an embodiment of the present disclosure;
fig. 9 is another partial structural schematic view of an air conditioning indoor unit according to an embodiment of the present disclosure;
FIG. 10 is a schematic structural view of a mounting enclosure according to an embodiment of the present disclosure;
fig. 11 is another partial structural schematic view of an air conditioning indoor unit according to an embodiment of the present disclosure;
FIG. 12 is an enlarged view of a portion of FIG. 11 at D;
fig. 13 is a partial enlarged view at E in fig. 11;
FIG. 14 is a schematic diagram of a groove structure according to an embodiment of the present disclosure.
In the above figures: a housing 1; an indoor air inlet 11; an indoor air outlet 12; an indoor air duct 13; an air outlet duct 131; a vent hole 14; an air duct connection hole 15; a grid 16; installing a housing 2; a mounting cavity 21; a housing air vent 22; a housing attachment hole 23; a wind guide frame 3; a first air deflector 31; a second air deflector 32; an air outlet air deflector 4; a groove 41; an inner air guide surface 42; an outer air guide surface 43; the side end 44; a duct temperature sensor 51; an air guide plate temperature sensor 52; a cover plate 6; cover plate air holes 61; a motor 71.
Detailed Description
The utility model is described in detail below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
The air conditioner performs a refrigeration cycle of the air conditioner by using a compressor, a condenser, an expansion valve, and an evaporator. The refrigeration cycle includes a series of processes involving compression, condensation, expansion, and evaporation, and supplies refrigerant to the air that has been conditioned and heat-exchanged.
The compressor compresses a refrigerant gas in a high-temperature and high-pressure state and discharges the compressed refrigerant gas. The discharged refrigerant gas flows into the condenser. The condenser condenses the compressed refrigerant into a liquid phase, and heat is released to the surrounding environment through the condensation process.
The expansion valve expands the liquid-phase refrigerant in a high-temperature and high-pressure state condensed in the condenser into a low-pressure liquid-phase refrigerant. The evaporator evaporates the refrigerant expanded in the expansion valve and returns the refrigerant gas in a low-temperature and low-pressure state to the compressor. The evaporator can achieve a cooling effect by heat-exchanging with a material to be cooled using latent heat of evaporation of a refrigerant. The air conditioner can adjust the temperature of the indoor space throughout the cycle.
The air conditioner includes an air conditioner indoor unit and an air conditioner outdoor unit, the air conditioner outdoor unit is a part of a refrigeration cycle including a compressor and an outdoor heat exchanger, the air conditioner indoor unit includes an indoor heat exchanger, and an expansion valve may be provided in the air conditioner indoor unit or the air conditioner outdoor unit.
The indoor heat exchanger and the outdoor heat exchanger serve as a condenser or an evaporator. The air conditioner is used as a heater in a heating mode when the indoor heat exchanger is used as a condenser, and as a cooler in a cooling mode when the indoor heat exchanger is used as an evaporator.
The present invention provides an air-conditioning indoor unit, which will be described below with reference to fig. 1 to 14, wherein fig. 1 and 2 are perspective views of the air-conditioning indoor unit.
Referring to fig. 1 to 2 and 4, the indoor unit of the air conditioner includes a casing 1, an indoor air inlet 11 and an indoor air outlet 12 are formed on the casing 1, and an indoor air duct 13 is formed in the casing 1, wherein the indoor air inlet 11 and the indoor air outlet 12 are both communicated with the indoor air duct 13.
The indoor air inlet 11 may be formed at a rear side of the indoor unit of the air conditioner, and the indoor air outlet 12 may be formed at a front side of the indoor unit of the air conditioner, where the front side of the indoor unit of the air conditioner is a side of the indoor unit of the air conditioner facing a user.
Referring to fig. 3-5, the side wall of the indoor air duct is provided with a vent hole 14, the indoor unit of the air conditioner further includes a mounting cover 2, the mounting cover is connected to a side of the side wall of the indoor air duct, which is away from the indoor air duct, the mounting cover covers the vent hole, the mounting cover 2 and the side wall of the indoor air duct define a mounting cavity 21 located therebetween, and the mounting cavity is communicated with the indoor air duct through the vent hole.
Referring to fig. 6 to 8, the indoor unit of an air conditioner further includes a duct temperature sensor 51, and the duct temperature sensor 51 is disposed in the installation cavity and is used for detecting the temperature of air entering the installation cavity from the indoor duct.
Set up the installation housing, make the lateral wall formation installation cavity of installation housing and indoor wind channel, make wind channel temperature sensor locate the installation cavity, when can carrying out temperature detection to the air in indoor wind channel and avoid wind channel temperature sensor directly to expose in indoor wind channel, can protect wind channel temperature sensor, strengthen wind channel temperature sensor's life, reduce the fault rate of machine in the air conditioning, improve user experience, reduce the rate of complaint, improve the market competition rate of machine in the air conditioning, and can avoid wind channel temperature sensor to block the air formation in indoor wind channel.
Specifically, referring to fig. 9, a grille 16 is disposed on a side wall of the indoor air duct, wherein the vent holes may be grille holes on the grille, so that air in the indoor air duct can enter the installation cavity and the grille can protect the air duct temperature sensor. The ventilation hole can be at least one, the grid hole also has at least one, and a plurality of grid holes can be arranged in rows and columns. Wherein the grid can erect the muscle including the grid of vertical setting, and the grid erects the muscle and is acute angle setting and grid and erects the one side that the muscle is close to indoor wind channel and keep away from one side of indoor air outlet towards indoor wind channel with indoor wind channel lateral wall for the wind channel that the grid bore formed is less with the contained angle between the indoor wind channel of grid department, makes the interior air current of two wind channels as far as possible similar, makes the inflow installation intracavity that the air in indoor wind channel can be better.
The installation housing covers the ventilation hole completely for the ventilation hole is with indoor wind channel and installation cavity intercommunication, avoids the air in the indoor wind channel to enter into other regions through the ventilation hole, guarantees the air output of machine in the air conditioning.
Referring to fig. 10, a casing wind hole 22 is formed in the installation casing, the inside of the installation cavity is communicated with the outside of the installation cavity through the casing wind hole, so that air entering the installation cavity from the ventilation hole can be discharged out of the installation cavity through the casing wind hole, the air in the installation cavity is continuously updated, the air is prevented from being deposited in the installation cavity, the air temperature sensor can detect the temperature of the air in the indoor air duct in real time, and the detection precision and timeliness are improved.
Referring to fig. 7-8, the mounting housing is detachably connected to the side wall of the indoor air duct, specifically, the mounting housing is provided with a housing connecting hole 23, the side wall of the indoor air duct is provided with an air duct connecting hole 15, and the mounting housing is detachably connected to the side wall of the indoor air duct through the housing connecting hole and the air duct connecting hole. One side of the side wall of the indoor air duct, which deviates from the indoor air duct, is provided with an air duct connecting column 16, and the air duct connecting hole is formed in the air duct connecting column.
Referring to fig. 4, the indoor unit of the air conditioner further includes an indoor heat exchanger and an indoor fan (not shown), wherein the indoor heat exchanger is disposed in the indoor air duct 13, and the indoor heat exchanger is configured to exchange heat with air in the indoor air duct. The indoor fan is also arranged in the indoor air duct 13, the indoor fan is positioned on one side of the indoor heat exchanger close to the indoor air inlet or the indoor air outlet, and the indoor fan is used for sending air in the indoor air duct out from the indoor air outlet 12. The indoor air duct is provided with an air outlet duct 131, the air outlet duct is positioned on one side of the indoor heat exchanger and one side of the indoor fan close to the indoor air outlet, the air duct temperature sensor is arranged in a mounting cavity formed by the side wall of the mounting housing and the side wall of the air outlet duct, and the air temperature at the air outlet duct can be detected.
Referring to fig. 9, the indoor unit of the air conditioner further includes an air guiding frame 3, the air guiding frame is disposed in the indoor air duct, and the air guiding frame is connected to the periphery of the ventilation hole and used for guiding air to the ventilation hole. The air guide frame comprises a first air guide plate 31, the first air guide plate is arranged on one side, close to the indoor air outlet, of the air vent, and because air in the indoor air channel flows from the indoor air inlet to the indoor air outlet, the first air guide plate is arranged on one side, close to the indoor air outlet, of the air vent, the air in the indoor air channel can be intercepted and guided, and the air in the indoor air channel is guided into the installation cavity.
The air guide frame further comprises a second air guide plate 32 arranged at the upper end and/or the lower end of the air vent, air can be guided into the installation cavity, and the air guide effect is further improved. The first air guide plate is fixedly connected with the second air guide plate, so that a gap between the first air guide plate and the second air guide plate is avoided, air is prevented from flowing away from the gap between the first air guide plate and the second air guide plate, and the air guide effect of the air guide frame is prevented from being influenced.
Referring to fig. 11 to 14, the indoor unit of the air conditioner further includes at least one outlet air deflector 4, where the outlet air deflector 4 is connected to the indoor air outlet 12, and the outlet air deflector is used for guiding air at the indoor air outlet.
The air outlet air deflectors 4 may include a horizontal air deflector for guiding air up and down and/or a longitudinal air deflector for guiding air left and right, the horizontal air deflector is transversely disposed at the indoor air outlet for guiding air up and down, and the longitudinal air deflector is longitudinally disposed at the indoor air outlet for guiding air left and right.
The air-conditioning indoor unit further comprises at least one air deflector temperature sensor 52, wherein the air deflector temperature sensor 52 is arranged on the air outlet air deflector 4, and the air deflector temperature sensor 52 is used for detecting the temperature of the air at the indoor air outlet.
Specifically, the air guiding plate temperature sensor 52 has at least one and is disposed on the longitudinal air guiding plate and/or the transverse air guiding plate, so that the air guiding plate temperature sensor 52 can be disposed on different air guiding plates and is suitable for different air guiding directions.
Set up aviation baffle temperature sensor 52 on the air outlet aviation baffle for aviation baffle temperature sensor 52 sets up in indoor air outlet department, can detect the temperature of indoor air outlet department, in order to obtain the temperature of indoor air outlet department, and according to the temperature regulation of indoor air outlet department so that be adapted to different users' demand, improve user experience.
Referring to fig. 13 to 14, a groove 41 is formed on the air outlet air deflector 4, and the air deflector temperature sensor 52 is disposed in the groove 41, so as to prevent the air deflector temperature sensor 52 from being exposed outside the air outlet air deflector, thereby protecting the air deflector temperature sensor 52 and preventing the air deflector temperature sensor 52 from being damaged.
The air outlet aviation baffle has interior wind-guiding surface 42 and outer wind-guiding surface 43, recess 41 can be located on the side tip 44 between interior wind-guiding surface 42 and the outer wind-guiding surface, make things convenient for the setting of recess, and make the recess be located between interior wind-guiding surface and the outer wind-guiding surface, make the air of indoor air outlet easily enter into in the recess, can make aviation baffle temperature sensor 52 carry out effectual detection to the air temperature of indoor air outlet, and make the air current circulation in the recess, make aviation baffle temperature sensor carry out the dynamic verification to the air temperature of indoor air outlet department, improve the detection precision of indoor air outlet department temperature.
The air-conditioning indoor unit further comprises a cover plate 6, the cover plate 6 covers the outer end of the groove, and a cover plate air hole 61 for air to enter the groove is formed in the cover plate, so that air at the position of an indoor air outlet can enter the groove through the cover plate air hole 61, and the temperature of the air is detected by the air deflector temperature sensor.
Referring to fig. 12, the air outlet air deflector 4 is rotatably connected to the indoor air outlet, and the air conditioner further includes a driving mechanism connected to the casing, wherein the driving mechanism drives the air outlet air deflector to rotate to drive the air deflector temperature sensor to move, so that the air outlet air deflector can be rotatably connected to the indoor air outlet. The driving mechanism comprises a motor 71, an output shaft of the motor 71 is fixedly connected with the end part of the air outlet air deflector, and the motor rotates to drive the air outlet air deflector to rotate so as to drive the air deflector temperature sensor to move.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
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 one or more of that feature.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. An indoor unit of an air conditioner, comprising:
the indoor air conditioner comprises a shell, a fan cover and a fan blade, wherein an indoor air inlet and an indoor air outlet are formed in the shell, an indoor air duct communicated with the indoor air inlet and the indoor air outlet is formed in the shell, and ventilation holes are formed in the side wall of the indoor air duct;
the mounting cover is connected to one side, away from the indoor air duct, of the side wall of the indoor air duct, the mounting cover covers the vent hole and defines a mounting cavity with the side wall of the indoor air duct, and the mounting cavity is communicated with the indoor air duct through the vent hole;
and the air duct temperature sensor is arranged in the installation cavity and used for detecting the temperature of the air entering the installation cavity from the indoor air duct.
2. The indoor unit of claim 1, further comprising an air guide frame, wherein the air guide frame is disposed in the indoor air duct and connected to a periphery of the vent hole, the air guide frame comprises a first air guide plate, and the first air guide plate is disposed on a side of the vent hole close to the indoor air outlet.
3. An indoor unit of an air conditioner according to claim 2, wherein the air guide frame further includes a second air guide plate provided at an upper end and/or a lower end of the air vent.
4. An indoor unit of an air conditioner according to claim 3, wherein the first air guide plate is fixedly connected to the second air guide plate.
5. An indoor unit of an air conditioner according to claim 1, wherein a grill is provided on a side wall of the indoor air duct, and the ventilation holes are grill holes provided in the grill.
6. An indoor unit of an air conditioner according to claim 5, wherein the grille includes vertically arranged grille vertical ribs, the grille vertical ribs are arranged at acute angles with the side wall of the indoor air duct, and one side of the grille vertical ribs, which is close to the indoor air duct, faces one side of the indoor air duct, which is far away from the indoor air outlet.
7. An indoor unit of an air conditioner according to claim 1, wherein a casing air hole is provided in the installation casing, and the inside of the installation chamber communicates with the outside of the installation chamber through the casing air hole.
8. An indoor unit of an air conditioner according to claim 1, further comprising:
the indoor heat exchanger is arranged in the indoor air channel and is used for exchanging heat with air in the indoor air channel;
the indoor fan is arranged in the indoor air duct, is positioned on one side of the indoor heat exchanger close to the indoor air inlet or the indoor air outlet, and is used for sending air in the indoor air duct out from the indoor air outlet;
the indoor air duct is provided with an air outlet duct, the air outlet duct is positioned on one side of the indoor heat exchanger and the indoor fan, which is close to the indoor air outlet, and the air duct temperature sensor is arranged in an installation cavity formed by the side wall of the air outlet duct and the installation housing.
9. An indoor unit of an air conditioner according to claim 1, wherein the mounting cover is provided with a cover attachment hole, the side wall of the indoor duct is provided with a duct attachment hole, and the mounting cover is detachably attached to the side wall of the indoor duct through the cover attachment hole and the duct attachment hole.
10. An indoor unit of an air conditioner according to claim 9, wherein a duct connecting column is provided on a side of the side wall of the indoor duct facing away from the indoor duct, and the duct connecting hole is provided on the duct connecting column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121888221.9U CN215523531U (en) | 2021-08-12 | 2021-08-12 | Indoor unit of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121888221.9U CN215523531U (en) | 2021-08-12 | 2021-08-12 | Indoor unit of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215523531U true CN215523531U (en) | 2022-01-14 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121888221.9U Active CN215523531U (en) | 2021-08-12 | 2021-08-12 | Indoor unit of air conditioner |
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| CN (1) | CN215523531U (en) |
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2021
- 2021-08-12 CN CN202121888221.9U patent/CN215523531U/en active Active
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