CN111197852A - Air duct and air conditioner - Google Patents
Air duct and air conditioner Download PDFInfo
- Publication number
- CN111197852A CN111197852A CN202010102746.9A CN202010102746A CN111197852A CN 111197852 A CN111197852 A CN 111197852A CN 202010102746 A CN202010102746 A CN 202010102746A CN 111197852 A CN111197852 A CN 111197852A
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- China
- Prior art keywords
- air
- air duct
- duct
- outlet
- air outlet
- Prior art date
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Links
- 230000000903 blocking effect Effects 0.000 claims description 9
- 230000009977 dual effect Effects 0.000 abstract 1
- 238000007664 blowing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
- F24F1/0014—Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0022—Centrifugal or radial fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
- F24F1/005—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted on the floor; standing on the floor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
- F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/32—Supports for air-conditioning, air-humidification or ventilation units
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Abstract
本发明提供了一种风道及空调器，涉及空调器技术领域，解决了现有柜机不能实现单出风和双出风模式的随意切换选择的技术问题。该风道包括上风道、下风道和至少一个风机，所述风道内具有风机收容腔，至少一个所述风机设置于所述收容腔内；所述上风道上设置有上出风口，所述下风道上设置有下出风口，且所述上风道和/或所述下风道内设置有用于开关风道的挡风门。上风道设置有上出风口，下风道设置有下出风口，且上风道和/或下风道内设置有用于开关风道的挡风门，通过挡风门来控制上风道和下风道的打开或闭合，可实现单上出风、单下出风或上下同时出风，可随意切换，能满足人们的多种需要。
The invention provides an air duct and an air conditioner, relates to the technical field of air conditioners, and solves the technical problem that the existing cabinet machine cannot realize the random switching selection of single air outlet and dual air outlet modes. The air duct includes an upper air duct, a lower air duct and at least one fan. The air duct is provided with a fan accommodating cavity, and at least one of the fans is arranged in the accommodating cavity; the upper air duct is provided with an upper air outlet, and the lower air duct A lower air outlet is provided, and a damper for opening and closing the air duct is arranged in the upper air duct and/or the lower air duct. The upper air duct is provided with an upper air outlet, the lower air duct is provided with a lower air outlet, and the upper air duct and/or the lower air duct is provided with a damper for opening and closing the air duct, and the opening or closing of the upper air duct and the lower air duct is controlled by the damper. , can realize single-top air outlet, single-down air outlet or both upper and lower air outlet, which can be switched at will, which can meet people's various needs.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air duct and an air conditioner.
Background
With the development of science and technology and the improvement of living standard, the conventional square cabinet air conditioner with square upper air outlet cannot meet the requirements of users, and the air supply mode of the air conditioner begins to develop towards intellectualization and diversification. In recent years, various household vertical cabinet machines capable of realizing up-down air outlet and left-right air outlet appear on the market.
The applicant has found that the prior art has at least the following technical problems:
the existing cabinet machine can only select a single air outlet air-out mode or a double air outlet simultaneous air-out mode alternatively, the random switching selection of the single air-out mode and the double air-out mode can not be realized, and the air supply mode can not meet the requirement of people on rich diversity.
Disclosure of Invention
The invention aims to provide an air duct and an air conditioner, and aims to solve the technical problem that a cabinet machine in the prior art cannot realize random switching selection of single air outlet mode and double air outlet mode. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides an air duct which comprises an upper air duct, a lower air duct and at least one fan, wherein a fan accommodating cavity is formed in the air duct, and the at least one fan is arranged in the accommodating cavity; the upper air duct is provided with an upper air outlet, the lower air duct is provided with a lower air outlet, and an air baffle door for opening and closing the air duct is arranged in the upper air duct and/or the lower air duct.
Optionally, baffles are arranged in the upper air duct and the lower air duct to form the air blocking door.
Optionally, the two baffles are both disposed at a position close to the accommodating cavity.
Optionally, the accommodating cavity is located in the middle of the air duct and between the upper air duct and the lower air duct.
Optionally, the number of the fans is one, and the fans are centrifugal fans, and the centrifugal fans can convey airflow to the upper air duct and the lower air duct simultaneously.
Optionally, the damper door is rotatably or slidably disposed within the air duct.
The invention provides an air conditioner which comprises a front decorative plate, a heat exchanger, an air inlet panel and any one of the air channels, wherein the heat exchanger and the air channel are arranged in a space enclosed by the decorative plate and the air inlet panel.
Optionally, the heat exchanger is disposed near the air inlet panel, and air flows through the air inlet on the air inlet panel, the heat exchanger and the air duct in sequence and is blown out from the upper air supply outlet and/or the lower air supply outlet on the front decorative plate.
Optionally, the air inlet and the heat exchanger are arranged corresponding to the fan.
Optionally, the air conditioner further comprises a supporting chassis, and the air inlet panel and the front decorative plate are embedded in the supporting chassis.
According to the air duct and the air conditioner with the same, the upper air duct is provided with the upper air outlet, the lower air duct is provided with the lower air outlet, the air blocking door for opening and closing the air duct is arranged in the upper air duct and/or the lower air duct, the opening or closing of the upper air duct and the lower air duct is controlled through the air blocking door, single upper air outlet, single lower air outlet or simultaneous upper and lower air outlet can be realized, random switching can be realized, and various requirements of people can be met.
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 schematic structural view of an air duct according to an embodiment of the present invention;
fig. 2 is a schematic view of an upper air outlet mode in a state where a baffle of an upper air duct is opened and a baffle of a lower air duct is closed, where an arrow in the figure is an air outlet direction;
fig. 3 is a schematic view of a lower air-out mode in a state where a baffle of the upper air duct is closed and a baffle of the lower air duct is opened, where an arrow in the figure is an air-out direction;
fig. 4 is a schematic view of an upper and lower air outlet mode in which the baffle of the upper air duct and the baffle of the lower air duct are both in an open state, and an arrow in the figure is an air outlet direction;
fig. 5 is an exploded view of a cabinet air conditioner according to an embodiment of the present invention.
In the figure 1, an upper air duct; 11. an upper air outlet; 2. a lower air duct; 21. a lower air outlet; 3. an accommodating cavity; 4. a baffle plate; 5. a fan;
100. an air duct; 200. an air intake panel; 201. an air inlet; 300. a heat exchanger; 400. a front decorative panel; 401. an upper air supply outlet; 402. a lower air supply outlet; 500. supporting the chassis.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
The invention provides an air duct 100, which comprises an upper air duct 1, a lower air duct 2 and at least one fan 5, wherein a fan accommodating cavity 3 is arranged in the air duct 100, and the at least one fan 5 is arranged in the accommodating cavity 3; the upper air duct 1 is provided with an upper air outlet 11, the lower air duct 2 is provided with a lower air outlet 21, and a damper door for opening and closing the air duct is arranged in the upper air duct 1 and/or the lower air duct 2.
The upper air duct 1 is provided with an upper air outlet 11, the lower air duct 2 is provided with a lower air outlet 21, and the upper air duct 1 and/or the lower air duct 2 are/is internally provided with a damper door for opening and closing the air duct, so that the opening or closing of the upper air duct 1 and the lower air duct 2 can be controlled through the damper door, single upper air outlet, single lower air outlet or upper and lower simultaneous air outlet can be realized, the switching can be carried out at will, and various requirements of people can be met. In the refrigeration mode, a single upper air outlet mode is selected, and the cold air blown by the upper air outlet 11 can be rapidly subjected to heat exchange with indoor air in the descending process, so that the temperature is rapidly reduced; when in the heating mode, a single lower air outlet mode is selected, and the hot air sent out from the lower air outlet 21 can quickly exchange heat with indoor air in the rising process, so that the heating efficiency is improved, and the comfort level is improved; the upper air duct 1 and the lower air duct 2 can be opened simultaneously according to the needs of people, the upper air outlet 21 and the lower air outlet 21 supply air simultaneously, and the air supply mode is switched flexibly.
As an alternative embodiment, as shown in fig. 1-4, baffles 4 are arranged in the upper air duct 1 and the lower air duct 2 to form air baffles.
All set up baffle 4 as the air blocking door in last wind channel 1 and the lower wind channel 2, the air-out mode is abundant changeable, and the adaptability is good.
The baffle 4 can be arranged only on one of the upper air duct 1 or the lower air duct 2, the other air outlet direction is normally open, and the switching between single-air-outlet air outlet and double-air-outlet air outlet can be realized.
As an alternative embodiment, two baffles 4 are provided close to the housing chamber 3.
Baffle 4 sets up in being close to the position of acceping chamber 3, and when one of them baffle 4 closed, the air-out of fan 5 can be sent to baffle 4 more directly fast and open that air-out passageway.
As an alternative embodiment, the housing chamber 3 is located in the middle of the air duct 100 and between the upper air duct 1 and the lower air duct 2.
The containing cavity 3 is located in the middle of the air duct 100, and the wind energy thrown by the fan 5 in the containing cavity 3 is uniformly sent to the upper air duct 1 and the lower air duct 2 and blown out from the upper air outlet 11 and the lower air outlet 21. The motor installation position is designed in the containing cavity 3 in the middle of the air duct 100, and the centrifugal fan 5 is installed on the motor rotating shaft. The air duct 100 includes an upper air duct 1 and a lower air duct 2, which are respectively communicated with the upper air outlet 11 and the lower air outlet 21.
As an alternative embodiment, the number of fans is one, and is a centrifugal fan 5, the centrifugal fan 5 being capable of delivering an air flow to both the upper duct 1 and the lower duct 2.
The single centrifugal fan 5 supplies air, and the structure is compact and reasonable.
And a fan can be arranged in the upper air duct and the lower air duct respectively, and double fans can supply air, so that the air supply quantity is large.
Alternatively, the damper door may be rotatably or slidably disposed within the duct 100.
The air blocking door is rotatably arranged in the air duct 100 and comprises a rotating shaft and a baffle 4 body which are fixedly connected, the rotating shaft is in transmission connection with a motor, and the baffle 4 body rotates along with the rotating shaft after the motor is started, so that the baffle 4 body opens or closes the air duct; the baffle 4 body is attached to the inner wall of the air duct in the opening state, and resistance can not be generated to air flow.
As shown in fig. 5, the cabinet air conditioner according to the present invention includes a front decorative plate 400, a heat exchanger 300, an air intake panel 200, and any one of the air ducts 100, wherein the heat exchanger 300 and the air duct 100 are disposed in a space surrounded by the decorative plate and the air intake panel 200.
For each air duct outlet, when the air blocking door is opened, the air duct is smooth, and air can be discharged; when the wind screen is closed, the air duct is cut off, and air outlet cannot be realized. The problem of random switching of air outlet, air outlet down, air outlet from top to bottom on the cabinet air conditioner can be realized by controlling the opening and closing of the two air blocking doors, so that the diversified air supply mode of the air conditioner is improved.
In an alternative embodiment, the heat exchanger 300 is disposed near the air intake panel 200, and after the air flows through the air intake 201 on the air intake panel 200, the heat exchanger 300 and the air duct 100 in sequence, the air is blown out by the upper air outlet 401 and/or the lower air outlet 402 on the front decorative panel 400.
The heat exchanger 300 is disposed near the air intake panel 200, and after passing through the air intake 201 on the air intake panel 200, the heat exchanger 300, and the air duct 100 in sequence, the air is blown out from the upper air supply outlet 401 and/or the lower air supply outlet 402 on the front decorative plate 400. The mode of firstly exchanging heat and then blowing by the fan 5 creates conditions for realizing various air outlet modes.
As an optional embodiment, the air inlet 201 and the heat exchanger 300 are disposed corresponding to the fan 5.
The air inlet 201, the heat exchanger 300 and the fan 5 are arranged correspondingly, the air flow resistance is small, the circulation path is short, and the energy consumption is low.
As an alternative embodiment, the air conditioner further includes a support chassis 500, and the intake panel 200 and the front decorative plate 400 are embedded in the support chassis 500.
The specific embodiment of the invention provides a vertical cabinet, a heat exchanger 300 is designed at an air inlet 201 of the vertical cabinet, air passes through the heat exchanger 300, the temperature of the air changes, and the air with the changed temperature enters an air duct system under the action of a fan 5. The air duct 100 of this type has two air outlets, one above the other, which are respectively in butt joint with two air supply outlets of the air conditioner casing, and air is blown out from the air supply outlets of the air conditioner through the air duct. The upper air duct and the lower air duct of the air duct are both designed with baffle 4 structures which can be opened and closed, and for each air duct outlet, when the baffle 4 is opened, the air duct is smooth, so that air can be exhausted; when baffle 4 closed, the windscreen was stopped, can not realize the air-out. By controlling the opening and closing of the two baffles 4, the switching of a plurality of states of the air outlet from the upper part to the lower part and the air outlet from the upper part to the lower part of the air conditioner can be realized.
The air conditioner of the invention uses the single centrifugal fan 5, under the starting state, the fan 5 runs to generate suction, suck the air into the air conditioner from the air inlet 201 of the air inlet panel 200; air entering from the air inlet 201 of the air inlet panel 200 firstly exchanges heat through the air conditioner heat exchanger 300, and the temperature of the air changes. The air after heat exchange enters the air duct under the action of the centrifugal fan 5, and then enters the two air outlet channels (the upper air duct 1 and the lower air duct 2). The two air outlet channels are respectively designed with a baffle 4 structure which can be independently controlled to open and close, and the switches of the two baffles 4 can be independently controlled in a starting state. The mode of specifically controlling the air-out switching is as follows:
the upper baffle 4 is opened singly to realize single upper air outlet; the lower baffle 4 is opened singly to realize single lower air outlet; and the upper baffle 4 and the lower baffle 4 are opened simultaneously to realize the up-and-down air outlet.
As an optional implementation mode, the lower air outlet 21 moves up to the waist of the air conditioner, and the internal air duct structure moves up synchronously; and an air guide structure is arranged at the lower air outlet 21.
In consideration of the air-conditioning blowing comfort, cold air is blown upwards without blowing people, and hot air is blown against the ground more comfortably, so the upper air outlet 21 and the lower air outlet 21 are designed and flexibly adjusted according to the situation. If the lower air outlet 21 moves up to the waist position of the air conditioner body and then a downward air guide structure is designed, hot air can be guided to the ground within a short distance, so that the purpose of being attached to the ground is achieved, and the same comfort effect is obtained.
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 claims.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010102746.9A CN111197852A (en) | 2020-02-19 | 2020-02-19 | Air duct and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010102746.9A CN111197852A (en) | 2020-02-19 | 2020-02-19 | Air duct and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111197852A true CN111197852A (en) | 2020-05-26 |
Family
ID=70746237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010102746.9A Pending CN111197852A (en) | 2020-02-19 | 2020-02-19 | Air duct and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111197852A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112177952A (en) * | 2020-10-28 | 2021-01-05 | 珠海格力电器股份有限公司 | Fan structure and air conditioner |
| CN112254280A (en) * | 2020-10-19 | 2021-01-22 | 珠海格力电器股份有限公司 | Control method of air conditioner, air conditioner and computer readable storage medium |
| CN112361455A (en) * | 2020-11-13 | 2021-02-12 | 珠海格力电器股份有限公司 | Indoor unit and air conditioner with same |
| CN112556139A (en) * | 2020-12-10 | 2021-03-26 | 珠海格力电器股份有限公司 | An air duct structure with single motor and double fan blades |
| CN112594781A (en) * | 2020-12-29 | 2021-04-02 | 珠海格力电器股份有限公司 | Fresh air system and air conditioner |
| CN112696733A (en) * | 2020-12-29 | 2021-04-23 | 珠海格力电器股份有限公司 | Air conditioner |
| CN112781108A (en) * | 2021-02-23 | 2021-05-11 | 广东美的制冷设备有限公司 | Cabinet air conditioner, air conditioner and control method of air conditioner |
| CN113970168A (en) * | 2021-10-20 | 2022-01-25 | 珠海格力电器股份有限公司 | Compressor control method, compressor control device, electronic equipment and readable storage medium |
| CN116951564A (en) * | 2022-04-19 | 2023-10-27 | 广州联动万物科技有限公司 | Duct system and air conditioning |
| CN118757899A (en) * | 2024-09-05 | 2024-10-11 | 格力电器(赣州)有限公司 | Air duct components and cabinet air conditioner indoor unit |
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| CN106801926A (en) * | 2017-03-21 | 2017-06-06 | 海信（山东）空调有限公司 | A kind of floor air conditioner indoor machine of upper and lower air-out |
| CN110360654A (en) * | 2019-06-25 | 2019-10-22 | 宁波奥克斯电气股份有限公司 | A kind of air-out type packaged air conditioner device up and down |
| CN211926065U (en) * | 2020-02-19 | 2020-11-13 | 珠海格力电器股份有限公司 | Air duct and air conditioner |
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2020
- 2020-02-19 CN CN202010102746.9A patent/CN111197852A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106801926A (en) * | 2017-03-21 | 2017-06-06 | 海信（山东）空调有限公司 | A kind of floor air conditioner indoor machine of upper and lower air-out |
| CN110360654A (en) * | 2019-06-25 | 2019-10-22 | 宁波奥克斯电气股份有限公司 | A kind of air-out type packaged air conditioner device up and down |
| CN211926065U (en) * | 2020-02-19 | 2020-11-13 | 珠海格力电器股份有限公司 | Air duct and air conditioner |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112254280A (en) * | 2020-10-19 | 2021-01-22 | 珠海格力电器股份有限公司 | Control method of air conditioner, air conditioner and computer readable storage medium |
| CN112254280B (en) * | 2020-10-19 | 2021-10-22 | 珠海格力电器股份有限公司 | Control method of air conditioner, air conditioner and computer readable storage medium |
| CN112177952A (en) * | 2020-10-28 | 2021-01-05 | 珠海格力电器股份有限公司 | Fan structure and air conditioner |
| CN112361455A (en) * | 2020-11-13 | 2021-02-12 | 珠海格力电器股份有限公司 | Indoor unit and air conditioner with same |
| CN112556139A (en) * | 2020-12-10 | 2021-03-26 | 珠海格力电器股份有限公司 | An air duct structure with single motor and double fan blades |
| CN112556139B (en) * | 2020-12-10 | 2025-04-25 | 珠海格力电器股份有限公司 | A single motor double fan blade air duct structure |
| CN112594781A (en) * | 2020-12-29 | 2021-04-02 | 珠海格力电器股份有限公司 | Fresh air system and air conditioner |
| CN112696733A (en) * | 2020-12-29 | 2021-04-23 | 珠海格力电器股份有限公司 | Air conditioner |
| CN112781108A (en) * | 2021-02-23 | 2021-05-11 | 广东美的制冷设备有限公司 | Cabinet air conditioner, air conditioner and control method of air conditioner |
| CN113970168A (en) * | 2021-10-20 | 2022-01-25 | 珠海格力电器股份有限公司 | Compressor control method, compressor control device, electronic equipment and readable storage medium |
| CN116951564A (en) * | 2022-04-19 | 2023-10-27 | 广州联动万物科技有限公司 | Duct system and air conditioning |
| CN118757899A (en) * | 2024-09-05 | 2024-10-11 | 格力电器(赣州)有限公司 | Air duct components and cabinet air conditioner indoor unit |
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