CN113587283B - Air conditioner - Google Patents

Air conditioner Download PDF

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Publication number
CN113587283B
CN113587283B CN202110882357.7A CN202110882357A CN113587283B CN 113587283 B CN113587283 B CN 113587283B CN 202110882357 A CN202110882357 A CN 202110882357A CN 113587283 B CN113587283 B CN 113587283B
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China
Prior art keywords
indoor unit
water
air
heat exchanger
cooled heat
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CN202110882357.7A
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Chinese (zh)
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CN113587283A (en
Inventor
王现林
江吉昌
谢承琪
王喜成
高维瑞
郑乐博
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Priority to CN202110882357.7A priority Critical patent/CN113587283B/en
Publication of CN113587283A publication Critical patent/CN113587283A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/001Compression cycle type

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)

Abstract

The present invention provides an air conditioner, comprising: an indoor unit casing; the fan structure and the evaporator are both arranged in the shell of the indoor unit, and the evaporator is arranged opposite to the air inlet part or the air outlet part of the fan structure; the water-cooled heat exchanger is arranged in the shell of the indoor unit and is arranged on the side part of the fan structure, a refrigerant channel of the water-cooled heat exchanger is communicated with a refrigerant channel of the evaporator, and the water-cooled heat exchanger is also provided with a heat exchange channel so as to take away the heat of a refrigerant in the refrigerant channel of the water-cooled heat exchanger through a heat exchange medium in the heat exchange channel. Through the technical scheme provided by the invention, the technical problem that the air conditioner in the prior art is inconvenient to install in a kitchen can be solved.

Description

Air conditioner
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air conditioner.
Background
At present, the temperature of a kitchen is too high in summer, which is difficult to bear, and an air conditioner is often required to be installed in the kitchen to meet the refrigeration requirement of a user and reduce the temperature of the kitchen.
However, since the kitchen is generally narrow in space and has a large number of kitchen appliances, the usable space of the kitchen is small, and the space for installation is more limited. For the split type air conditioner in the prior art, the structure size is large, and holes are often drilled on the wall, so that the split type air conditioner is inconvenient to install in a kitchen.
Disclosure of Invention
The invention mainly aims to provide an air conditioner to solve the technical problem that the air conditioner in the prior art is inconvenient to install in a kitchen.
In order to achieve the above object, the present invention provides an air conditioner including: an indoor unit casing; the fan structure and the evaporator are arranged in the indoor unit shell, and the evaporator is arranged opposite to the air inlet part or the air outlet part of the fan structure; the water-cooled heat exchanger is arranged in the shell of the indoor unit and is arranged on the side part of the fan structure, a refrigerant channel of the water-cooled heat exchanger is communicated with a refrigerant channel of the evaporator, and the water-cooled heat exchanger is also provided with a heat exchange channel so as to take away the heat of a refrigerant in the refrigerant channel of the water-cooled heat exchanger through a heat exchange medium in the heat exchange channel.
Furthermore, the water-cooled heat exchanger is arranged on one side of the fan structure far away from the air outlet part; and/or the water-cooled heat exchanger is of a plate-shaped structure.
Further, the indoor unit shell comprises an air inlet panel and an air outlet panel, the air inlet portion and the air inlet panel are arranged oppositely, the air outlet portion and the air outlet panel are arranged oppositely, and the air inlet panel and the air outlet panel are connected at a preset angle.
Furthermore, the indoor unit shell is of a square structure, the indoor unit shell further comprises a mounting bottom plate and a mounting top plate which are arranged oppositely, the air inlet panel and the air outlet panel are located between the mounting top plate and the mounting bottom plate, the air inlet panel is located on the side portion of the mounting bottom plate, and the air outlet panel is located on the end portion of the mounting bottom plate.
Further, the evaporator is installed between the air inlet portion and the air inlet panel.
Further, the air conditioner further includes: and the compressor is arranged in the indoor unit shell and is positioned on one side of the fan structure far away from the air outlet panel.
Further, the air conditioner further includes: and the compressor is arranged in the indoor unit shell, and the compressor and the fan structure are arranged at intervals along the radial extension direction of the fan structure.
Further, a water cooled heat exchanger is located between the compressor and the fan structure.
Further, the air conditioner further includes: the electrical box component is arranged in the shell of the indoor unit and is positioned at the top of the evaporator; and/or a chassis which is arranged in the shell of the indoor unit and is positioned at the bottom of the evaporator.
Further, the fan structure includes: the centrifugal fan comprises a volute, a centrifugal fan blade and a motor, wherein the motor is connected with the centrifugal fan blade and fixed on the volute; wherein, the wheel hub of centrifugal fan blade has the recess, and the at least part of motor is located the recess.
By applying the technical scheme of the invention, the water-cooled heat exchanger is arranged in the shell of the indoor unit, and the air-cooled heat exchange mode is replaced by the water-cooled heat exchange mode, so that the water-cooled heat exchanger can be directly arranged in the shell of the indoor unit, a split air conditioner structure is not required to be arranged, and the function of refrigeration cycle can be realized only through the air conditioner, therefore, only an air conditioner is arranged in a kitchen when the air conditioner is installed. In addition, the evaporator is arranged opposite to the air inlet part or the air outlet part of the fan structure, and the water-cooled heat exchanger is arranged at the side part of the fan structure, so that the internal structure of the indoor unit shell can be compact, and the external dimension of the air conditioner can be reduced. Therefore, the air conditioner provided by the embodiment can solve the technical problem that the air conditioner in the prior art is inconvenient to install in a kitchen.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 illustrates a top view of an air conditioner provided according to an embodiment of the present invention;
fig. 2 is a front view illustrating an inner part structure of an air conditioner according to an embodiment of the present invention;
fig. 3 shows a schematic structural diagram of a fan structure provided according to an embodiment of the present invention.
Wherein the figures include the following reference numerals:
10. an indoor unit casing; 11. an air intake panel; 12. an air outlet panel; 13. mounting a bottom plate; 20. a fan structure; 21. a volute; 22. a centrifugal fan blade; 221. a groove; 23. a motor; 24. an air outlet part; 30. an evaporator; 40. a water-cooled heat exchanger; 50. a compressor; 60. an appliance housing component; 70. a chassis; 80. a filter screen; 90. an air guide mechanism.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 to 3, an embodiment of the present invention provides an air conditioner, which includes an indoor unit casing 10, a fan structure 20, an evaporator 30, and a water-cooled heat exchanger 40, wherein the fan structure 20, the evaporator 30, and the water-cooled heat exchanger 40 are all installed in the indoor unit casing 10, and the evaporator 30 is disposed opposite to an air inlet portion or an air outlet portion 24 of the fan structure 20. The water-cooled heat exchanger 40 is disposed at a side portion of the fan structure 20, a refrigerant channel of the water-cooled heat exchanger 40 is communicated with a refrigerant channel of the evaporator 30, and the water-cooled heat exchanger 40 further has a heat exchange channel to take away heat of a refrigerant in the refrigerant channel of the water-cooled heat exchanger 40 through a heat exchange medium in the heat exchange channel.
By adopting the air conditioner provided by the embodiment, the water-cooled heat exchanger 40 is installed in the indoor unit shell 10, and the air-cooled heat exchange mode is replaced by the water-cooled heat exchange mode, so that the water-cooled heat exchanger 40 can be directly arranged in the indoor unit shell 10, a split air conditioner structure is not required to be arranged, the refrigeration cycle function can be realized only through the air conditioner, and therefore, only the air conditioner is installed in a kitchen when the air conditioner is installed. In addition, the evaporator 30 is arranged opposite to the air inlet part or the air outlet part 24 of the fan structure 20, and the water-cooled heat exchanger 40 is arranged at the side part of the fan structure 20, so that the internal structure of the indoor unit shell 10 can be compact, and the external dimension of the air conditioner can also be reduced. Therefore, the air conditioner provided by the embodiment can solve the technical problem that the air conditioner in the prior art is inconvenient to install in a kitchen.
Specifically, the water-cooled heat exchanger 40 in the present embodiment is installed on a side of the fan structure 20 away from the air outlet portion 24; and/or, the water-cooled heat exchanger 40 is a plate-shaped structure. Install water-cooled heat exchanger 40 in fan structure 20 and keep away from one side of air-out portion 24, can avoid water-cooled heat exchanger 40 to the air-out influence of air-out portion 24, optimize the inner structure overall arrangement, guarantee the air-out effect. Providing the water-cooled heat exchanger 40 in a plate-shaped structure can facilitate reduction in volume of the water-cooled heat exchanger 40, so as to further improve compactness of the internal space layout of the air conditioner.
In this embodiment, the indoor unit casing 10 includes an air inlet panel 11 and an air outlet panel 12, the air inlet portion is disposed opposite to the air inlet panel 11, the air outlet portion 24 is disposed opposite to the air outlet panel 12, and the air inlet panel 11 and the air outlet panel 12 are connected at a predetermined angle. Adopt such structure setting, can be convenient for directly through air inlet panel 11 to the air inlet of air inlet portion, through the air-out of air-out panel 12 air-out, improve business turn over wind effect, also be convenient for guarantee inner structure's overall arrangement compactness. Because air inlet panel 11 and air-out panel 12 are the connection of predetermineeing the angle to the business turn over wind direction that makes air inlet panel 11 and air-out panel 12 keeps unanimous with fan structure 20's business turn over wind direction, thereby is convenient for make air inlet panel 11 and air-out panel 12 and fan structure 20 looks adaptation, so that simplify the inner structure overall arrangement, improve inner structure compactness.
Specifically, the indoor unit casing 10 in this embodiment has a square structure, the indoor unit casing 10 further includes a mounting bottom plate 13 and a mounting top plate that are arranged oppositely, the air inlet panel 11 and the air outlet panel 12 are both located between the mounting top plate and the mounting bottom plate 13, the air inlet panel 11 is located at a side portion of the mounting bottom plate 13, and the air outlet panel 12 is located at an end portion of the mounting bottom plate 13. By adopting the structure, air outlet at the air inlet end part of the side part can be realized, the air outlet is convenient for leading the air opening to directly face the human body, and the air outlet effect is improved. The square structure is matched with a narrow and long structure such as a cupboard of a kitchen, and can be directly installed and also can be installed in the structure such as the cupboard.
In this embodiment, the evaporator 30 is installed between the air inlet portion and the air inlet panel 11, so as to be compact and save the occupied space.
Specifically, the air conditioner in this embodiment further includes a compressor 50, the compressor 50 is installed in the indoor unit casing 10, and the compressor 50 is located on a side of the fan structure 20 away from the air outlet panel 12. By adopting the structure, the blocking of the air outlet of the compressor 50 to the air outlet panel 12 can be avoided, and the influence of the high temperature of the compressor 50 on the air outlet temperature can be avoided, so that the air outlet comfort level is convenient to improve.
In the present embodiment, the air conditioner further includes a compressor 50, the compressor 50 is installed in the indoor unit casing 10, and the compressor 50 and the fan structure 20 are spaced apart from each other along a radial extending direction of the fan structure 20. With such a structure, the structure layout inside the indoor unit casing 10 can be made to be narrow and long, so that the whole structure of the air conditioner can be adapted to the space of the kitchen. The internal structure of the air conditioner is optimized by the arrangement, and the internal structure compactness of the air conditioner is improved.
Specifically, the water-cooled heat exchanger 40 in the present embodiment is located between the compressor 50 and the fan structure 20. Adopt such structure setting, can be convenient for further optimize inner structure for inner structure is long and narrow shape better and arranges, so that better with the space looks adaptation in kitchen.
In this embodiment, the air conditioner further includes an electrical box component 60, the electrical box component is installed in the indoor unit casing 10, and the electrical box component 60 is located on the top of the evaporator 30; and/or, the air conditioner also includes a chassis 70 installed in the indoor unit casing 10, and the chassis 70 is located at the bottom of the evaporator 30.
Preferably, the air conditioner in this embodiment further includes an electrical box component 60 and a chassis 70, both the electrical box component 60 and the chassis 70 are installed in the indoor unit casing 10, the electrical box component 60 is located at the top of the evaporator 30, so as to improve the compactness of the structural layout, and also avoid the situation that water on the evaporator 30 flows onto the electrical box component 60 to cause short circuit to the electrical box component 60. The bottom pan 70 is located at the bottom of the evaporator 30 to receive the condensed water left over the evaporator 30.
In this embodiment, the fan structure 20 includes a volute 21, a centrifugal fan blade 22 and a motor 23, the motor 23 is connected to the centrifugal fan blade 22, and the motor 23 is fixed on the volute 21; wherein, the hub of centrifugal fan blade 22 has recess 221, and at least part of motor 23 is located in recess 221. With the adoption of the structure, at least part of the motor 23 is positioned in the groove 221, so that the whole thickness of the fan structure 20 can be reduced, the overall external dimension of the air conditioner can be better reduced, and the air conditioner can be better adapted and installed in a kitchen.
The size of the shell is greatly reduced by adopting the water-cooled heat exchanger 40 and a compact structural layout. The problem of kitchen air conditioner installation space is solved, through arranging the air outlet in the side to compact horizontal overall arrangement, reduce complete machine thickness, make the air conditioner be applicable to cupboard or top of a kitchen range installation.
The invention provides a water-cooling kitchen air conditioner, which comprises an evaporator 30, a centrifugal air duct, a filter screen 80, a compressor 50, an electric appliance box part 60, a water-cooling heat exchanger (namely a plate heat exchanger) and the like, and has the characteristic of compact structure and is suitable for the characteristic of narrow kitchen space. The narrow space below the cupboard or the sink or the limited space of the cooking bench can be effectively utilized.
The evaporation end of the water-cooled kitchen air conditioner is provided with an air inlet and an air outlet, the air outlet is arranged on an air inlet panel 11 on the side surface, namely the air inlet panel is normal to the air inlet, negative pressure is formed under the action of a centrifugal fan, indoor air is filtered by a filter screen 80 from the air inlet and then enters an air channel, and the air is cooled by an evaporator 30 and then is delivered to the indoor from the air outlet on an air outlet panel 12, so that the indoor circulating refrigeration of a kitchen is realized. The evaporator 30 is installed on the chassis 70, the evaporator 30 is arranged at the air inlet of the centrifugal air duct to cool indoor air entering the air duct, the centrifugal air duct comprises a volute 21, a centrifugal fan blade 22 and a motor 23, the motor 23 is fixed on the centrifugal fan blade 22, and a hub of the centrifugal fan blade 22 is concave, so that the motor 23 is more compactly assembled, and the thickness of the whole machine can be smaller. The air outlet part 24 of the volute 21 is normal to the air inlet part and is positioned on the side surface of the whole machine. The air outlet is provided with an air guide mechanism 90 which can sweep air up and down and left and right to meet the air supply requirements of people in different areas of the kitchen. The compressor 50 is arranged on the side edge of the centrifugal air duct, the compressor 50 is provided with the air suction pipe and the exhaust pipe, the compressor 50 is connected with the water-cooled heat exchanger 40 through the exhaust pipe, the water-cooled heat exchanger 40 is arranged on the side face of the centrifugal air duct, the water-cooled heat exchanger 40 adopts a water-cooling mode, an air-cooled air duct part is omitted, the size of the shell is greatly reduced, and the water-cooled kitchen air conditioner shell provided by the invention is flatter and is more suitable for a cabinet or a cooking bench under a kitchen cabinet. The water-cooled heat exchanger 40 is provided with a refrigerant inlet and outlet pipe orifice and a tap water inlet and outlet pipe orifice, tap water enters the water-cooled heat exchanger 40 from an inlet, and water is discharged through a water outlet after heat of the refrigerant is taken away through heat exchange. In addition, an electrical box part 60 is provided on the top of the evaporator 30.
The installation position of the water-cooled heat exchanger 40 is not limited to the invention, and can be located at the bottom and the side of the centrifugal air duct. The centrifugal fan installation position is not limited to the description of the present invention.
From the above description, it can be seen that the following technical problems are solved by the present invention: the problem of large size of the shell of the kitchen integrated air conditioner; the problem that the kitchen is not provided with a proper air conditioner position is solved. The above-described embodiments of the present invention achieve the following technical effects: the problem of large size of the kitchen air conditioner shell is solved; the problem of kitchen air conditioner installation space is solved, thereby through carrying out rational layout to kitchen air conditioner structure and realizing the current confined space in rational utilization kitchen.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
For ease of description, spatially relative terms such as "over … …", "over … …", "over … …", "over", etc. may be used herein to describe the spatial positional relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. An air conditioner, comprising:
an indoor unit casing (10);
the indoor unit comprises a fan structure (20) and an evaporator (30), wherein the fan structure (20) and the evaporator (30) are both arranged in the indoor unit shell (10), and the evaporator (30) is arranged opposite to an air inlet part or an air outlet part of the fan structure (20);
the water-cooled heat exchanger (40) is installed in the indoor unit shell (10), the water-cooled heat exchanger (40) is arranged on the side portion of the fan structure (20), a refrigerant channel of the water-cooled heat exchanger (40) is communicated with a refrigerant channel of the evaporator (30), and the water-cooled heat exchanger (40) is further provided with a heat exchange channel so as to take away heat of a refrigerant in the refrigerant channel of the water-cooled heat exchanger (40) through a heat exchange medium in the heat exchange channel;
the indoor unit shell (10) comprises an air inlet panel (11) and an air outlet panel (12), the air inlet portion and the air inlet panel (11) are arranged oppositely, the air outlet portion and the air outlet panel (12) are arranged oppositely, and the air inlet panel (11) is connected with the air outlet panel (12) in a preset angle;
the indoor unit shell (10) is of a square structure, the indoor unit shell (10) further comprises a mounting bottom plate (13) and a mounting top plate which are arranged oppositely, the air inlet panel (11) and the air outlet panel (12) are located between the mounting top plate and the mounting bottom plate (13), the air inlet panel (11) is located on the side portion of the mounting bottom plate (13), and the air outlet panel (12) is located at the end portion of the mounting bottom plate (13);
the compressor (50) is installed in the indoor unit shell (10), and the compressor (50) and the fan structure (20) are arranged at intervals along the radial extension direction of the fan structure (20);
the water-cooled heat exchanger (40) is located between the compressor (50) and the fan structure (20).
2. The air conditioner according to claim 1,
the water-cooled heat exchanger (40) is arranged on one side, far away from the air outlet part, of the fan structure (20); and/or the presence of a gas in the gas,
the water-cooled heat exchanger (40) is of a plate-shaped structure.
3. The air conditioner according to claim 1, wherein the evaporator (30) is installed between the air inlet portion and the air inlet panel (11).
4. The air conditioner of claim 1, further comprising:
the compressor (50) is installed in the indoor unit shell (10), and the compressor (50) is located on one side, far away from the air outlet panel (12), of the fan structure (20).
5. The air conditioner according to any one of claims 1 to 4, further comprising:
an appliance box component (60) mounted within the indoor unit housing (10), the appliance box component (60) being located on top of the evaporator (30); and/or the presence of a gas in the gas,
a bottom pan (70) mounted within the indoor unit housing (10), the bottom pan (70) being located at the bottom of the evaporator (30).
6. The air conditioner according to any one of claims 1 to 4, wherein the fan structure (20) comprises:
the centrifugal fan comprises a volute (21), a centrifugal fan blade (22) and a motor (23), wherein the motor (23) is connected with the centrifugal fan blade (22), and the motor (23) is fixed on the volute (21);
the hub of the centrifugal fan blade (22) is provided with a groove (221), and at least part of the motor (23) is located in the groove (221).
CN202110882357.7A 2021-08-02 2021-08-02 Air conditioner Active CN113587283B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110882357.7A CN113587283B (en) 2021-08-02 2021-08-02 Air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110882357.7A CN113587283B (en) 2021-08-02 2021-08-02 Air conditioner

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Publication Number Publication Date
CN113587283A CN113587283A (en) 2021-11-02
CN113587283B true CN113587283B (en) 2022-10-28

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206973726U (en) * 2017-07-21 2018-02-06 何方熙 A kind of water-cooled kitchen and bath air-conditioning
CN107238134A (en) * 2017-07-21 2017-10-10 何方熙 A kind of water-cooled kitchen and bath air-conditioning
KR101952431B1 (en) * 2018-04-06 2019-05-02 현대냉열(주) Indoor/outdoor Unit Type Water Cooling System
CN210861487U (en) * 2019-06-18 2020-06-26 刘忠奇 Split air conditioner cooled by circulating water
CN213656954U (en) * 2020-10-27 2021-07-09 杭州小螃蟹科技有限公司 Miniaturized air conditioner host

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