CN212619188U - Shell of air conditioner indoor unit, air conditioner indoor unit and air conditioner - Google Patents
Shell of air conditioner indoor unit, air conditioner indoor unit and air conditioner Download PDFInfo
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- CN212619188U CN212619188U CN202021042426.0U CN202021042426U CN212619188U CN 212619188 U CN212619188 U CN 212619188U CN 202021042426 U CN202021042426 U CN 202021042426U CN 212619188 U CN212619188 U CN 212619188U
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Abstract
The utility model provides an air conditioner's shell, air conditioner and air conditioner. The shell of the indoor unit of the air conditioner comprises: a substrate layer; the first composite metal coating and the second composite metal coating are respectively arranged on two opposite surfaces of the base material layer; and the organic layer is arranged on the surface of the first composite metal coating layer far away from the base material layer. The shell of the indoor unit of the air conditioner has good processing performance and rich appearance decoration, can show better metal texture in appearance, has good corrosion resistance, and has lower cost, high production efficiency and small environmental pollution.
Description
Technical Field
The utility model relates to an air conditioner technical field specifically, relates to air conditioner's shell, air conditioner and air conditioner.
Background
At present, aluminum plates are often used for the housing of the indoor unit of an air conditioner, and in order to obtain better appearance and improve corrosion resistance, the surface of the aluminum plate is usually subjected to anodic oxidation treatment, so that a dense oxide film is formed on the surface of the aluminum plate. In this anodizing treatment, sulfuric acid is generally used, which is expensive and generates a large amount of waste liquid. In addition, the anodizing process is accompanied by the production of fluorine-containing compounds that are destructive to the atmospheric ozone layer, which can seriously pollute the environment.
Thus, the related art of the outer casing of the existing air conditioner indoor unit still needs to be improved.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the present invention is to provide a housing of an air conditioner indoor unit, which has good processability, rich appearance decoration, good metal texture, good corrosion resistance, low cost, high production efficiency or low environmental pollution.
In one aspect of the present invention, the present invention provides a housing of an indoor unit of an air conditioner. According to the utility model discloses an embodiment, this shell includes: a substrate layer; the first composite metal coating and the second composite metal coating are respectively arranged on two opposite surfaces of the base material layer; and the organic layer is arranged on the surface of the first composite metal coating layer far away from the base material layer. The inventor finds that the shell of the indoor unit of the air conditioner has good processability and rich appearance decoration, can show better metal texture in appearance, has good corrosion resistance, and has lower cost, high production efficiency and small environmental pollution.
Optionally, the housing satisfies at least one of the following conditions: the material for forming the substrate layer comprises steel; the material forming the organic layer includes at least one of polyvinyl chloride and polyethylene terephthalate.
Optionally, the first composite metal plating layer and the second composite metal plating layer each independently include: a composite metal layer; and the passivation layer is arranged on the surface of the composite metal layer far away from the base material layer.
Optionally, the composite metal layer includes: a metal bonding layer disposed on a surface of the substrate layer; and the zinc-aluminum-magnesium coating is arranged on the surface of the metal combining layer far away from the base material layer.
Optionally, the housing satisfies at least one of the following conditions: the coating weight of the first composite metal coating is 40g/m2～90g/m2(ii) a The coating weight of the second composite metal coating is 40g/m2～90g/m2(ii) a The mass percentage of aluminum in the first composite metal plating layer is within 2 percent, 5 to 12 percent or more than 50 percent; the mass percentage of aluminum in the second composite metal plating layer is within 2 percent, 5 to 12 percent or more than 50 percent.
Optionally, the organic layer has a texture structure on a surface thereof adjacent to the first composite metal plating layer.
Optionally, the housing further comprises at least one of: an adhesive layer disposed between the first composite metal plating layer and the organic layer and used to bond the first composite metal plating layer and the organic layer together; and the back paint layer is arranged on the surface of the substrate layer, and the second composite metal coating is far away from the second composite metal coating.
Optionally, the housing further comprises: and the processing protective layer is arranged on the surface of the organic layer far away from the substrate layer.
In another aspect of the present invention, the present invention provides an indoor unit of an air conditioner. According to the embodiment of the utility model discloses, this air conditioner indoor unit includes preceding shell. The inventor finds that the air conditioner indoor unit has rich appearance decoration, can show better metal texture in appearance, has good corrosion resistance, has all the characteristics and advantages of the shell of the air conditioner indoor unit, and is not repeated herein.
In yet another aspect of the present invention, an air conditioner is provided. According to the embodiment of the utility model discloses, this air conditioner includes preceding air conditioner indoor unit. The inventor finds that the air conditioner has rich appearance decoration, can show better metal texture in appearance, has good corrosion resistance, has all the characteristics and advantages of the air conditioner indoor unit, and is not described in detail herein.
Drawings
Fig. 1 is a schematic cross-sectional view of a housing of an indoor unit of an air conditioner according to an embodiment of the present invention.
Fig. 2 is a schematic sectional view of an air conditioner indoor unit according to another embodiment of the present invention.
Fig. 3 is a schematic sectional view of an air conditioner indoor unit according to another embodiment of the present invention.
Fig. 4 is a schematic sectional view of an air conditioner indoor unit according to still another embodiment of the present invention.
Fig. 5 is a schematic sectional view of an air conditioner indoor unit according to still another embodiment of the present invention.
Fig. 6 is a schematic sectional view of an air conditioner indoor unit according to still another embodiment of the present invention.
Reference numerals:
1: substrate layer 21: first composite metal plating layer 22: second composite metal plating layers 21-1, 22-1: composite metal layers 21-2, 22-2: passivation layers 21-1-1, 22-2-1: metallic bonding layers 21-1-2, 22-2-2: zinc aluminum magnesium plating layer 3: organic layer 4: adhesive layer 5: and 6, a back paint layer: processing the protective layer 10: outer casing
Detailed Description
In one aspect of the present invention, the present invention provides a housing of an indoor unit of an air conditioner. According to an embodiment of the present invention, referring to fig. 1, the housing 10 includes: a substrate layer 1; the first composite metal plating layer 21 and the second composite metal plating layer 22 are respectively arranged on two opposite surfaces of the substrate layer 1; and an organic layer 3, wherein the organic layer 3 is arranged on the surface of the first composite metal plating layer 21 far away from the substrate layer 1. The inventor finds that as the surface of the shell 10 of the air conditioner indoor unit is provided with the composite metal plating layer and the organic layer 3, and the composite metal plating layer and the organic layer 3 can be matched with each other, the shell 10 of the air conditioner indoor unit has good processing performance and rich appearance decoration, can show better metal texture in appearance, has good corrosion resistance, lower cost, high production efficiency and small environmental pollution.
According to the embodiment of the present invention, further, in the housing, a material forming the substrate layer 1 is not particularly limited, and in some embodiments of the present invention, a specific material forming the substrate layer 1 may be steel. Therefore, the material source is wide and easy to obtain, the cost is low, and the shell can be suitable for various air conditioner indoor units and has wide application range.
According to the utility model discloses an embodiment, further, substrate layer 1's thickness can be 0.7mm ~ 1.2 mm. Specifically, in some embodiments of the present invention, the thickness of the substrate layer 1 may be specifically 0.7mm, 0.8mm, 0.9mm, 1mm, 1.1mm, 1.2mm, or the like. Therefore, the thickness of the substrate layer is appropriate, the overall corrosion resistance of the shell cannot be influenced by over-thinness, the weight of the shell cannot be too high due to over-thinness, and therefore the light and thin shell structure is in line with the development trend of light and thin and is easy to mount and dismount.
According to an embodiment of the present invention, further, referring to fig. 2, the first composite metal plating layer and the second composite metal plating layer may each independently specifically include: a composite metal layer 21-1; and a passivation layer 21-2, wherein the passivation layer 21-2 is disposed on a surface of the composite metal layer 21-1 away from the substrate layer 1 (it is to be noted that, as will be understood by those skilled in the art, the structure of the composite metal layer 21-1 and the passivation layer 21-2 included in the first composite metal plating layer is taken as an example, and the structure is also applicable to the specific structure of the second composite metal plating layer). Therefore, the composite metal layer 21-1 and the passivation layer 21-2 are matched with each other, so that the corrosion resistance of the shell can be further improved, and the shell can have good metal texture in appearance.
According to an embodiment of the present invention, particularly, the composite metal layer may include a plurality of metals; the passivation layer may be an oxide film formed after the oxidation of the above-mentioned metals. More specifically, in some embodiments of the present invention, referring to fig. 3, the composite metal layer may further specifically include: a metallic bonding layer 21-1-1, the metallic bonding layer 21-1-1 being disposed on a surface of the base material layer 1; and a zinc-aluminum-magnesium plating layer 21-1-2, wherein the zinc-aluminum-magnesium plating layer 21-1-2 is arranged on the surface of the metal bonding layer 21-1-1 far away from the substrate layer 1. Since the zn-al-mg plating layer 21-1-2 is directly plated on the surface of the substrate layer 1 (in some embodiments of the present invention, the specific manner may be hot dip plating), when the zn-al-mg plating layer 21-1-2 is formed on the surface of the substrate layer 1, the material forming the zn-al-mg plating layer 21-1-2 may react with a part of the material of the substrate layer 1 to form the aforementioned metal bonding layer 21-1-1, and specifically, when the material of the substrate layer 1 is steel, the composition of the metal bonding layer 21-1-1 includes zinc, aluminum, magnesium, iron, and the like. Thus, the metal bonding layer 21-1-1, the zinc-aluminum-magnesium plating layer 21-1-2 and the passivation layer 21-2 act together, so that the corrosion resistance of the housing is further improved.
According to an embodiment of the present invention, further, the coating weight of the first clad metal layer 21 may be 40g/m2～90g/m2In particular, in some embodiments of the invention, it may be embodied as 40g/m2、45g/m2、50g/m2、60g/m2、70g/m2、80g/m2Or 90g/m2And the like. Therefore, the plating weight is appropriate, the first composite metal plating layer 21 can be provided on the surface of the base material layer 1 in an appropriate amount, the corrosion resistance of the housing 10 described above can be further improved, and the thickness of the housing 10 can be set within a reasonable range.
According to the embodiment of the present invention, further, the mass percentage content of aluminum in the first composite metal plating layer 21 is within 2%, 5% to 12%, or more than 50%. Specifically, in some embodiments of the present invention, the mass percentage content of aluminum in the first composite metal plating layer 21 may be specifically 1%, 1.5%, or 2%; in other embodiments of the present invention, the mass percentage of the aluminum may be specifically 5%, 6%, 8%, 10%, 12%, or the like; in still other embodiments of the present invention, the aluminum content may be 50%, 55%, 60%, or the like. Thus, different aluminum contents can make the housing 10 suitable for different application scenarios, and the application range is wide.
According to the embodiment of the present invention, the thickness of the aforementioned zinc-aluminum-magnesium plating layer 21-1-2 may be 10 μm to 25 μm, specifically, 10 μm, 13 μm, 16 μm, 19 μm, 22 μm, or 25 μm; the thickness of the metal bonding layer 21-1-1 is not more than 1 μm, so that the shear strength of the zinc-aluminum-magnesium plating layer 21-1-2 can be in a better range; the thickness of the passivation layer 21-2 described previously may be 2 μm to 5 μm, and specifically, may be 2 μm, 3 μm, and 5 μm. Thereby, the corrosion resistance of the housing 10 described above can be further improved.
In accordance with the embodiments of the present invention, it can be understood by those skilled in the art that the foregoing coating weight, thickness of each layer, and mass percentage of aluminum can also be applied to the second composite metal coating 22, and will not be described in detail herein.
According to the embodiment of the present invention, further, in the housing, a material forming the organic layer 3 includes at least one of polyvinyl chloride and polyethylene terephthalate, and specifically, may include only polyvinyl chloride and not polyethylene terephthalate, and may also include only polyethylene terephthalate and not polyvinyl chloride. Further, in some preferred embodiments of the present invention, the inventors have surprisingly found that when the organic layer 3 comprises both polyvinyl chloride and polyethylene terephthalate, the corrosion resistance of the housing can be made more excellent; meanwhile, the product has good processing performance and rich appearance decoration.
According to an embodiment of the present invention, the thickness of the organic layer 3 may be 20 μm to 8 μm. In particular, in some embodiments of the present invention, the thickness of the organic layer 3 may be in particular 25 μm. Thereby, the corrosion resistance of the housing 10 described above can be further improved.
In addition, in other embodiments of the present invention, the organic layer 3 has a texture structure on the surface close to the first composite metal plating layer 21, the specific type of the texture structure is not particularly limited, and those skilled in the art can flexibly select the texture structure according to actual needs, for example, in some embodiments of the present invention, the texture structure may be a pick, a diamond line, a bark line, or the like, and further, the texture structure may make the housing 10 have a rich appearance decoration.
In still other embodiments of the present invention, referring to fig. 4, the housing 10 may further include: an adhesive layer 4, the adhesive layer 4 being disposed between the first composite metal plating layer 21 and the organic layer 3 and serving to bond the first composite metal plating layer 21 and the organic layer 3 together. Therefore, the first composite metal plating layer 21 can be combined with the organic layer 3 more tightly and stably, so that the shell 10 of the air conditioner indoor unit has better processing performance and richer appearance decoration, and the corrosion resistance is further improved.
According to the embodiment of the present invention, the material forming the adhesion layer 4 may be a material forming an adhesion layer conventionally used in the related art, such as a conventional organic or inorganic adhesive, which is widely available and low in cost.
According to an embodiment of the present invention, the thickness of the adhesion layer 4 may be 3 μm to 10 μm. In particular, in some embodiments of the present invention, the thickness of the adhesion layer 4 may be in particular 5 μm. Thereby, the adhesion effect can be further made better.
In still other embodiments of the present invention, referring to fig. 5, the housing 10 may further include: and the back paint layer 5, wherein the back paint layer 5 is arranged on the surface of the substrate layer 1 far away from the second composite metal coating 22. Therefore, the shell 10 can be well protected.
According to the utility model discloses an embodiment, material, thickness etc. of back paint layer 5, the skilled person in the art can carry out the flexibility according to actual need and select, no longer has too much repeated description here.
In still other embodiments of the present invention, referring to fig. 6, the housing 10 may further include: and a processing protective layer 6, wherein the processing protective layer 6 is arranged on the surface of the organic layer 3 far away from the substrate layer 1. This makes it possible to provide the casing 10 with good workability, and it will be understood by those skilled in the art that the working protective layer 6 is generally removed when the casing 10 is assembled to an air conditioner indoor unit since it only serves to protect the casing 10 from damage during working.
According to the utility model discloses an embodiment, processing protective layer 6's material, thickness etc. the skilled person in the art can carry out nimble selection according to actual need, no longer has too much repeated description here.
In another aspect of the present invention, the present invention provides an indoor unit of an air conditioner. According to the embodiment of the utility model discloses, this air conditioner indoor unit includes preceding shell. The inventor finds that the air conditioner indoor unit has rich appearance decoration, can show better metal texture in appearance, has good corrosion resistance, has all the characteristics and advantages of the shell of the air conditioner indoor unit, and is not repeated herein.
According to the utility model discloses an embodiment, skilled person can understand, the air conditioner indoor unit can also include other structures of conventional air conditioner indoor unit, and not too much the repeated description here.
In yet another aspect of the present invention, an air conditioner is provided. According to the embodiment of the utility model discloses, this air conditioner includes preceding air conditioner indoor unit. The inventor finds that the air conditioner has rich appearance decoration, can show better metal texture in appearance, has good corrosion resistance, has all the characteristics and advantages of the air conditioner indoor unit, and is not described in detail herein.
According to the utility model discloses an embodiment, technical personnel in the field can understand, the air conditioner can also include other structures of conventional air conditioner, and other parts, the structure in this air conditioner all can be the part, the structure of conventional air conditioner, and it is no longer redundantly described here.
According to the utility model discloses an embodiment, the air conditioner is including can be for the components of a whole that can function independently wall-hanging type air conditioner, also can be for components of a whole that can function independently floor type air conditioner, still can be for mobile air conditioner etc.. Therefore, the application range is wide.
Embodiments of the present invention are described in detail below. The following description of the embodiments is merely exemplary in nature and is in no way intended to limit the invention. The examples, where specific techniques or conditions are not indicated, are to be construed according to the techniques or conditions described in the literature in the art or according to the product specifications. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products commercially available.
Example 1
A housing for an indoor unit of an air conditioner, comprising: a substrate layer (made of steel and having a thickness of 0.8 mm); the first composite metal coating and the second composite metal coating are respectively arranged on two opposite surfaces of the base material layer; and an organic layer (the material comprises polyvinyl chloride and polyethylene terephthalate and has a thickness of 60 μm), wherein the organic layer is arranged on the first composite metal plating layer far away from the substrateOn the surface of the layer. The first and second composite metal plating layers each independently comprise: a composite metal layer; and a passivation layer (with a thickness of 3 μm) disposed on a surface of the composite metal layer remote from the substrate layer. The composite metal layer includes: a metal bonding layer (thickness of 1 μm) provided on a surface of the base material layer; and a zinc-aluminum-magnesium coating (thickness of 16.5 μm) disposed on the surface of the metal bonding layer away from the substrate layer, the first composite metal coating having a coating weight of 60g/m2(ii) a The coating weight of the second composite metal coating is 60g/m2(ii) a The mass percentage of aluminum in the first composite metal coating is 8%; the mass percentage of aluminum in the second composite metal coating is 8%.
The corrosion resistance of the shell is tested, the test result shows that obvious coating cracking, bubbling and falling are not found at the edge of the coating within 96 hours, the test method is that the temperature of a salt spray box is 35 ℃ plus or minus 2 ℃, a sample plate is 75mm multiplied by 150mm, and the salt spray test is carried out after the center is crossed.
Example 2
A housing for an indoor unit of an air conditioner, comprising: a substrate layer (made of steel and having a thickness of 0.8 mm); the first composite metal coating and the second composite metal coating are respectively arranged on two opposite surfaces of the base material layer; and an organic layer (the material comprises polyvinyl chloride and polyethylene terephthalate, and the thickness is 80 μm), wherein the organic layer is arranged on the surface of the first composite metal plating layer far away from the substrate layer. The first and second composite metal plating layers each independently comprise: a composite metal layer; and a passivation layer (with a thickness of 3 μm) disposed on a surface of the composite metal layer remote from the substrate layer. The composite metal layer includes: a metal bonding layer (thickness of 1 μm) provided on a surface of the base material layer; and a zinc-aluminum-magnesium coating (thickness of 10 μm) disposed on the surface of the metal bonding layer away from the substrate layer, the coating weight of the first composite metal coatingIs 40g/m2(ii) a The coating weight of the second composite metal coating is 40g/m2(ii) a The mass percentage of aluminum in the first composite metal coating is 1.5%; the mass percentage of aluminum in the second composite metal plating layer is 1.5%.
The corrosion resistance of the shell is tested, the test result shows that obvious coating cracking, bubbling and falling are not found at the edge of the coating within 96 hours, the test method is that the temperature of a salt spray box is 35 ℃ plus or minus 2 ℃, a sample plate is 75mm multiplied by 150mm, and the salt spray test is carried out after the center is crossed.
Comparative example 1
A housing for an indoor unit of an air conditioner, comprising: a base material layer (5052 aluminum alloy material with the thickness of 1.2 mm); and carrying out anodic oxidation treatment on the surface.
The corrosion resistance of the shell is tested, the test result shows that obvious coating cracking, bubbling and falling do not occur at the edge of the coating within 72h, obvious coating cracking, bubbling and falling occur at the edge of the coating within 96h, and the test method comprises the steps of enabling the temperature of a salt spray box to be 35 ℃ plus or minus 2 ℃, enabling a sample plate to be 75mm multiplied by 150mm, and carrying out salt spray test after the center is crossed.
Comparative example 2
A housing for an indoor unit of an air conditioner, comprising: a substrate layer (made of steel and having a thickness of 0.8 mm); the first composite metal coating and the second composite metal coating are respectively arranged on two opposite surfaces of the base material layer. The first and second composite metal plating layers each independently comprise: a composite metal layer; and a passivation layer (with the thickness of 1 μm) arranged on the surface of the composite metal layer far away from the substrate layer. The composite metal layer includes: a metal bonding layer (thickness of 1 μm) provided on a surface of the base material layer; and a zinc-aluminum-magnesium coating (thickness of 6 μm) disposed on the surface of the metal bonding layer away from the substrate layer, wherein the coating weight of the first composite metal coating is 24g/m2(ii) a The coating weight of the second composite metal coating is 24g/m2(ii) a The mass percentage of aluminum in the first composite metal coating is 3%; the second composite goldThe mass percentage of aluminum in the metal coating is 3 percent.
The corrosion resistance of the shell is tested, the test result shows that the edge of the coating is obviously cracked, foamed and peeled off within 24 hours, the test method is that the temperature of a salt spray box is 35 ℃ plus or minus 2 ℃, a sample plate is 75mm multiplied by 150mm, and the center is subjected to a salt spray test.
In the description of the present invention, it is to be understood that 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 implying any 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, "a plurality" means two or more unless specifically limited otherwise.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A shell of an indoor unit of an air conditioner is characterized by comprising:
a substrate layer;
the first composite metal coating and the second composite metal coating are respectively arranged on two opposite surfaces of the base material layer; and
and the organic layer is arranged on the surface of the first composite metal coating layer far away from the base material layer.
2. The housing of claim 1, wherein at least one of the following conditions is satisfied:
the material for forming the substrate layer comprises steel;
the material forming the organic layer includes at least one of polyvinyl chloride and polyethylene terephthalate.
3. The housing of claim 1, wherein the first composite metal plating and the second composite metal plating each independently comprise:
a composite metal layer; and
the passivation layer is arranged on the surface, far away from the base material layer, of the composite metal layer.
4. The housing of claim 3, wherein the composite metal layer comprises:
a metal bonding layer disposed on a surface of the substrate layer; and
and the zinc-aluminum-magnesium coating is arranged on the surface of the metal bonding layer far away from the base material layer.
5. The housing according to any one of claims 1 to 4, wherein at least one of the following conditions is satisfied:
the coating weight of the first composite metal coating is 40g/m2～90g/m2；
The coating weight of the second composite metal coating is 40g/m2～90g/m2；
The mass percentage of aluminum in the first composite metal plating layer is within 2 percent, 5 to 12 percent or more than 50 percent;
the mass percentage of aluminum in the second composite metal plating layer is within 2 percent, 5 to 12 percent or more than 50 percent.
6. The housing of claim 1 having a textured structure on a surface of the organic layer proximate the first composite metal plating.
7. The enclosure of claim 1, further comprising at least one of:
an adhesive layer disposed between the first composite metal plating layer and the organic layer and used to bond the first composite metal plating layer and the organic layer together;
and the back paint layer is arranged on the surface of the substrate layer, and the second composite metal coating is far away from the second composite metal coating.
8. The housing of claim 1, further comprising:
and the processing protective layer is arranged on the surface of the organic layer far away from the substrate layer.
9. An indoor unit of an air conditioner, comprising the casing according to any one of claims 1 to 7.
10. An air conditioner characterized by comprising the air conditioner indoor unit according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021042426.0U CN212619188U (en) | 2020-06-08 | 2020-06-08 | Shell of air conditioner indoor unit, air conditioner indoor unit and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021042426.0U CN212619188U (en) | 2020-06-08 | 2020-06-08 | Shell of air conditioner indoor unit, air conditioner indoor unit and air conditioner |
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|---|---|
| CN212619188U true CN212619188U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021042426.0U Active CN212619188U (en) | 2020-06-08 | 2020-06-08 | Shell of air conditioner indoor unit, air conditioner indoor unit and air conditioner |
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| Country | Link |
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| CN (1) | CN212619188U (en) |
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