CN108954511B - Air duct type air conditioner and control method of air conditioner - Google Patents
Air duct type air conditioner and control method of air conditioner Download PDFInfo
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- CN108954511B CN108954511B CN201810713341.1A CN201810713341A CN108954511B CN 108954511 B CN108954511 B CN 108954511B CN 201810713341 A CN201810713341 A CN 201810713341A CN 108954511 B CN108954511 B CN 108954511B
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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
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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
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
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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
- F24F13/28—Arrangement or mounting of filters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses an air duct type air conditioner and a control method of the air conditioner, wherein the air duct type air conditioner comprises an air outlet fan assembly for driving air outlet, and further comprises an air return structure, wherein the air return structure comprises an air return channel, a filter screen arranged in the air return channel and an air return fan assembly for driving air flow to flow in the air return direction. The setting like this starts return air fan subassembly, and multiplicable return air amount of wind improves the amount of wind that the filter screen passed through, and filter screen filter effect is good, even the air-out fan of air conditioner low-speed operation also can guarantee the air quantity of filter screen, has better air filtration effect to the return air passageway has been solved effectively and has carried the filter screen after the less, the relatively poor problem of air filtration effect of air quantity.
Description
Technical Field
The invention relates to the technical field of air conditioning equipment, in particular to an air duct type air conditioner and a control method of the air conditioner.
Background
In order to improve indoor air quality, a PM2.5 filter screen is mounted in a return air channel of an indoor-mounted air duct type air conditioner for removing PM2.5 particles in air sucked from the indoor by an air conditioning unit. The air conditioner is through opening the air-out fan in the unit, inhale the return air passageway with indoor air under the traction effect of air-out fan to realize the return air process of air conditioner, but because the filtration aperture of the PM2.5 filter screen that the return air passageway carried is very little, the amount of wind decay is very big when passing through PM2.5 filter screen, causes very big influence to the refrigeration/heating effect of air conditioner, especially when the air-out fan of air conditioner starts low-speed operation, the amount of wind that passes through PM2.5 filter screen is few, the filter effect is poor. Therefore, how to solve the problems of smaller air quantity and poorer air filtering effect after the return air channel is carried with the filter screen becomes an important technical problem to be solved by the technicians in the field.
Disclosure of Invention
The invention aims to provide an air duct type air conditioner and a control method of the air conditioner, which are used for solving the problems of smaller air quantity and poorer air filtering effect after a return air passage is provided with a filter screen.
The invention aims at realizing the following technical scheme:
the invention provides an air duct type air conditioner which comprises an air outlet fan assembly for driving air outlet and an air return structure, wherein the air return structure comprises an air return channel, a filter screen arranged in the air return channel and an air return fan assembly for driving air flow to flow in the air return direction.
Preferably, the return air fan assembly is disposed upstream of the filter screen in a return air direction.
Preferably, the number of the return air fan assemblies is at least two.
Preferably, the number of the filter screens is at least two, and the filter screens are in one-to-one correspondence with the return air fan assemblies.
Preferably, the return air fan assembly is connected to the return air channel through a sheet metal part.
Preferably, the air outlet fan assembly comprises a volute, and the air return fan assembly is located upstream of the volute along the air return direction.
Preferably, the air conditioner further comprises a detection device for detecting the operation state of the air outlet fan assembly, and a first control device for controlling the rotating speed of the air return fan assembly according to the operation state of the air outlet fan assembly.
Preferably, the running state of the air outlet fan assembly comprises the rotating speed or running gear of the air outlet fan assembly.
Preferably, the controlling the rotation speed of the return air fan assembly according to the operation state of the air outlet fan assembly includes controlling the rotation speed of the return air fan assembly to be reduced to a first preset rotation speed by the first control device when the rotation speed of the air outlet fan assembly is greater than or equal to a preset value or the operation gear of the air outlet fan assembly is higher than or equal to a preset gear; and/or when the rotating speed of the air outlet fan assembly is smaller than the preset value, or the running gear of the air outlet fan assembly is lower than the preset gear, the first control device controls the rotating speed of the air return fan assembly to be increased to a second preset rotating speed; the second preset rotational speed is greater than the first preset rotational speed.
Preferably, the operation gear of the air outlet fan assembly comprises a first gear and a second gear, and the second gear is higher than the first gear; when the air outlet fan assembly is in the second gear, the first control device controls the rotating speed of the air return fan assembly to be reduced to a first preset rotating speed; and/or when the air outlet fan assembly is in the first gear, the first control device controls the rotating speed of the air return fan assembly to be increased to a second preset rotating speed; the second preset rotational speed is greater than the first preset rotational speed.
Preferably, the operation gear of the air outlet fan assembly further comprises a third gear, and the third gear is higher than the second gear; when the air outlet fan assembly is in the third gear, the first control device controls the rotating speed of the return air fan assembly to be reduced to a first preset rotating speed.
Preferably, the first preset rotating speed is zero, namely the return air fan assembly is turned off; and the second preset rotating speed is greater than zero, namely the return air fan assembly is started.
Preferably, the control device further comprises a second control device for controlling the rotating speed of the return air fan assembly according to a user-triggered instruction.
The invention also provides a control method of the air conditioner, which is applied to the air duct type air conditioner, and comprises the following steps:
detecting the real-time running state of the wind turbine component;
and controlling the rotating speed of the return air fan assembly according to the real-time running state.
Preferably, the real-time running state of the air outlet fan assembly comprises the real-time rotating speed or the real-time running gear of the air outlet fan assembly.
Preferably, the controlling the rotation speed of the return air fan assembly according to the real-time running state includes:
comparing the real-time rotating speed with a preset value, or comparing the real-time running gear with a preset gear;
if the real-time rotating speed is greater than or equal to the preset value or the real-time running gear is higher than or equal to the preset gear, controlling the rotating speed of the return air fan assembly to be reduced to a first preset rotating speed; and/or if the real-time rotating speed is smaller than the preset value or the real-time running gear is lower than the preset gear, controlling the rotating speed of the return air fan assembly to be increased to a second preset rotating speed; the second preset rotational speed is greater than the first preset rotational speed.
Preferably, the real-time running gear of the air outlet fan assembly comprises a first gear and a second gear, and the second gear is higher than the first gear; the controlling the rotating speed of the return air fan assembly according to the real-time running state comprises the following steps:
if the real-time operation gear is the second gear, controlling the rotating speed of the return air fan assembly to be reduced to a first preset rotating speed; and/or if the real-time operation gear is the first gear, controlling the rotating speed of the return air fan assembly to be increased to a second preset rotating speed; the second preset rotational speed is greater than the first preset rotational speed.
Preferably, the real-time running gear of the air outlet fan assembly further comprises a third gear, and the third gear is higher than the second gear; and if the real-time operation gear is the third gear, controlling the rotating speed of the return air fan assembly to be reduced to a first preset rotating speed.
Preferably, the first preset rotating speed is zero, namely the return air fan assembly is turned off; and the second preset rotating speed is greater than zero, namely the return air fan assembly is started.
In the technical scheme provided by the invention, the air duct type air conditioner comprises an air outlet fan assembly for driving air outlet and an air return structure, wherein the air return structure comprises an air return channel, a filter screen arranged in the air return channel and an air return fan assembly for driving air flow to flow in the air return direction. The arrangement increases the return air fan assembly, can increase the return air volume, improves the passing air volume of the filter screen, has good filter effect of the filter screen, can ensure the passing air volume of the filter screen even if the air outlet fan of the air conditioner runs at a low speed, and has better air filter effect; therefore, the problems of small air quantity and poor air filtering effect after the air return channel is carried with the filter screen are solved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a return air structure of a duct type air conditioner according to an embodiment of the present invention.
In fig. 1:
the device comprises a return air channel-1, a filter screen-2, a return air fan assembly-3 and a sheet metal part-4.
Detailed Description
The embodiment provides an air duct type air conditioner and a control method of the air conditioner, and solves the problems that after a return air channel of the air conditioner is provided with a filter screen, the air quantity is small and the air filtering effect is poor.
Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. Furthermore, the embodiments shown below do not limit the content of the invention described in the claims. The whole contents of the constitution shown in the following examples are not limited to the solution of the invention described in the claims.
Referring to fig. 1, the air duct type air conditioner provided in this embodiment includes an air outlet fan assembly for driving air outlet, and further includes a return air structure, where the return air structure includes a return air channel 1, a filter screen 2 disposed in the return air channel 1, and a return air fan assembly 3 for driving air flow to flow in a return air direction. Optionally, the filter screen 2 is a PM2.5 filter screen, so that PM2.5 particulate matters in the air can be effectively removed. So set up, increased return air fan subassembly, can increase the amount of wind of flow direction return air direction, improve the air volume of crossing of filter screen, strengthen the filter screen filter effect, also can assist the increase filter screen when even the air-out fan of air conditioner is in low-speed running state cross the amount of wind, guarantee to have better filter effect to it is less to have solved the return air passageway of air conditioner and carried behind the filter screen and cross the amount of wind, the relatively poor problem of air filtration effect.
In some embodiments, the return air fan assembly 3 is disposed upstream of the filter screen 2 in the return air direction. It should be noted that, the above-mentioned "return air direction" refers to the direction when the return air structure of the air conditioner is in the arrangement state as shown in fig. 1, that is, the direction perpendicular to the paper surface and inward is the return air direction, and the return air fan assembly 3 and the filter screen 2 pass through in sequence, that is, the return air fan assembly 3 is installed at the outer side of the filter screen 2. By means of the design, the return air fan assembly is not limited by the size of the internal installation space, and is easy to disassemble, assemble and maintain and does not affect the use of other parts.
In some embodiments, the number of return air fan assemblies 3 is at least two. Therefore, the total air quantity sucked from the room can be further increased by the plurality of return air fan assemblies, and the air quantity passing through the filter screen is improved, so that the filtering effect of the filter screen is improved.
In the preferred scheme of this embodiment, the number of filter screens 2 is at least two, and filter screens 2 and return air fan subassembly 3 one-to-one. Optionally, the number of the filter screens 2 and the number of the return air fan assemblies 3 are two, and one return air fan assembly 3 corresponds to one filter screen 2. The filter screens are arranged in a plurality of ways, so that the filter screens are convenient to mount and dismount, can be independently replaced and maintained, and the utilization rate of the filter screens is improved; meanwhile, the return air fan assembly is correspondingly arranged with the filter screen, so that the air quantity flowing to the return air direction is enough at each filter screen, and the filtering effect of the filter screen is better improved.
In some embodiments, the return air fan assembly 3 is connected to the return air channel 1 by a sheet metal part 4. As shown in fig. 1, the side wall of the return air channel 1 is provided with screw holes, the sheet metal part 4 is provided with holes matched with the screw holes, and the sheet metal part 4 is installed on the side wall of the return air channel 1 through screws, so that the return air fan assembly 3 is fixed on the return air channel 1. Optionally, the sheet metal part 4 has a symmetrical structure, so that the sheet metal part is convenient to process and manufacture. The design is convenient for disassembling and assembling the return air fan assembly.
In some embodiments, the air outlet fan assembly comprises a volute, and the air return fan assembly 3 is located upstream of the volute along the air return direction, i.e. the air return fan assembly 3 is mounted on the outer side of the volute. The arrangement is that the return air fan assembly flows to the volute from indoor inhaled air, and the air outlet fan assembly can be better assisted.
In some embodiments, the ducted air conditioner further comprises a detection device for detecting the operation state of the air blower assembly, and a first control device for controlling the rotation speed of the return air blower assembly 3 according to the operation state of the air outlet blower assembly. The air conditioner can ensure that the air quantity of the filter screen arranged in the return air channel is enough under various running states, and has better filtering effect.
In some embodiments, the operational status of the air outlet fan assembly includes a rotational speed or an operational gear of the air outlet fan assembly.
In the preferred scheme of this embodiment, when the rotational speed of the air-out fan assembly is greater than or equal to a preset value, or the running gear of the air-out fan assembly is greater than or equal to a preset gear, the first control device controls the rotational speed of the air-return fan assembly 3 to be reduced to a first preset rotational speed; and/or when the rotating speed of the air outlet fan assembly is smaller than a preset value or the running gear of the air outlet fan assembly is lower than a preset gear, the first control device controls the rotating speed of the air return fan assembly 3 to be increased to a second preset rotating speed. Wherein the second preset rotational speed is greater than the first preset rotational speed.
In a preferred aspect of this embodiment, the operating range of the air outlet fan assembly includes a first range and a second range, and the second range is higher than the first range. When the air outlet fan assembly is in the second gear, the first control device controls the rotating speed of the air return fan assembly 3 to be reduced to a first preset rotating speed; and/or when the air outlet fan assembly is in the first gear, the first control device controls the rotating speed of the return air fan assembly 3 to be increased to a second preset rotating speed. Wherein the second preset rotational speed is greater than the first preset rotational speed.
In a preferred scheme of this embodiment, the operation gear of the air outlet fan assembly further includes a third gear, and the third gear is higher than the second gear. When the air outlet fan assembly is in the third gear, the first control device controls the rotating speed of the return air fan assembly 3 to be reduced to a first preset rotating speed.
In some embodiments, the first preset rotational speed is zero, i.e., the return air fan assembly 3 is turned off; the second preset rotational speed is greater than zero, i.e. the return air fan assembly 3 is turned on. Optionally, the detection device detects the operation gear of the air blower assembly, and when the air outlet blower assembly is in the second gear or the third gear, the first control device closes the return air blower assembly 3; and/or when the air outlet fan assembly is in the first gear, the first control device starts the return air fan assembly 3. Optionally, the air conditioner is provided with a low wind gear, a middle wind gear and a high wind gear in sequence, and the first gear, the second gear and the third gear are respectively corresponding to the air conditioner.
In some embodiments, the ducted air conditioner further comprises a second control device for controlling the rotational speed of the return air fan assembly 3 according to a user-triggered instruction. Optionally, the second control device is a remote control. The arrangement can control the return air fan assembly according to the personal needs of the user, and the user can flexibly select and operate the return air fan assembly.
The embodiment also provides a control method of an air conditioner, which is applied to the air duct type air conditioner in the above embodiment, and includes:
detecting the real-time running state of the wind turbine component;
and controlling the rotating speed of the return air fan assembly 3 according to the real-time running state of the air outlet fan assembly.
In some embodiments, the real-time operational status of the air-out blower assembly includes a real-time rotational speed or a real-time operational gear of the air-out blower assembly.
In a preferred scheme of this embodiment, the real-time rotation speed of the air-out fan assembly is compared with a preset value, or the real-time running gear of the air-out fan assembly is compared with a preset gear. If the real-time rotating speed of the air outlet fan assembly is larger than or equal to a preset value, or the real-time running gear of the air outlet fan assembly is higher than or equal to a preset gear, controlling the rotating speed of the air return fan assembly 3 to be reduced to a first preset rotating speed; and/or if the real-time rotating speed of the air outlet fan assembly is smaller than the preset value, or if the real-time running gear of the air outlet fan assembly is lower than the preset gear, controlling the rotating speed of the air return fan assembly 3 to be increased to a second preset rotating speed. Wherein the second preset rotational speed is greater than the first preset rotational speed.
In a preferred scheme of this embodiment, the real-time running gear of the air-out fan assembly includes a first gear and a second gear, and the second gear is higher than the first gear. If the real-time running gear of the air outlet fan assembly is the second gear, controlling the rotating speed of the air return fan assembly 3 to be reduced to a first preset rotating speed; and/or if the real-time running gear of the air outlet fan assembly is the first gear, controlling the rotating speed of the air return fan assembly 3 to be increased to a second preset rotating speed. Wherein the second preset rotational speed is greater than the first preset rotational speed.
In a preferred scheme of this embodiment, the real-time running gear of the air-out fan assembly further includes a third gear, and the third gear is higher than the second gear. And if the real-time running gear of the air outlet fan assembly is the third gear, controlling the rotating speed of the return air fan assembly 3 to be reduced to a first preset rotating speed.
In some embodiments, the first preset rotational speed is zero, i.e., the return air fan assembly 3 is turned off; the second preset rotational speed is greater than zero, i.e. the return air fan assembly 3 is turned on. The device can directly control the opening or closing of the return air fan assembly according to the real-time running state of the air outlet fan assembly, and is convenient to operate.
It should be noted that, the above-mentioned "the operation gear is higher than or equal to the preset gear", "the operation gear is lower than the preset gear", "the second gear is higher than the first gear", "the third gear is higher than the second gear", and the above-mentioned "the operation gear is higher than or equal to the preset gear", "the operation gear is higher than or lower than the second gear", which are the comparison of the rotational speed or the air volume of the corresponding gear, so as to obtain the relative relationship of higher or lower than.
In the following, the above embodiments are combined to make a specific description on the air duct type air conditioner, and the preferred embodiment of the present invention includes an air outlet fan assembly for driving air outlet, and further includes a return air structure, where the return air structure includes a return air channel 1, a filter screen 2 disposed in the return air channel 1, and a return air fan assembly 3 for driving air flow to flow in a return air direction, and the filter screen 2 is a PM2.5 filter screen. The number of the filter screens 2 and the number of the return air fan assemblies 3 are two, and the return air fan assemblies 3 and the filter screens 2 are in one-to-one correspondence. The return air fan assembly 3 is connected to the return air channel 1 through a sheet metal part 4.
In this embodiment, the air outlet fan assembly comprises a volute, and the air return fan assembly 3 is arranged upstream of the filter screen 2 in the air return direction and upstream of the volute.
In this embodiment, the ducted air conditioner further includes a detection device for detecting an operation gear of the air blower assembly, and a first control device for controlling a rotational speed of the return air blower assembly 3 according to the operation gear of the air outlet blower assembly, wherein the operation gear of the air outlet blower assembly includes a low wind gear, a medium wind gear, and a high wind gear. When the air outlet fan assembly is in a middle wind gear or a high wind gear, the first control device closes the air return fan assembly 3; and/or when the air outlet fan assembly is in a low wind gear, the first control device starts the return air fan assembly 3. In addition, the tuber pipe formula air conditioner still includes the second controlling means who is used for controlling the rotational speed of return air fan subassembly 3 according to the instruction that the user triggered, and second controlling means is the remote controller, and the user of being convenient for is according to individual needs control return air fan subassembly 3.
So set up, the tuber pipe formula air conditioner that this embodiment provided has increased return air fan subassembly, can increase the amount of wind of flow direction return air direction, improves the air volume of crossing of filter screen, strengthens the filter screen filter effect, also can assist the increase filter screen when even air conditioner air-out fan is in low-speed running state and cross the amount of wind, guarantees to have better filter effect to it is less, the relatively poor problem of air filtration effect to have solved the return air passageway of air conditioner and carried behind the filter screen.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (17)
1. The utility model provides an tuber pipe formula air conditioner, includes the air-out fan subassembly that is used for driving the air-out, and characterized in that still includes return air structure, return air structure includes return air passageway (1), sets up filter screen (2) in return air passageway (1) and is used for driving the air current to return air fan subassembly (3) that the direction flows to the return air;
the device also comprises a detection device for detecting the running state of the air outlet fan assembly and a first control device for controlling the rotating speed of the return air fan assembly (3) according to the running state of the air outlet fan assembly;
the controlling the rotating speed of the return air fan assembly (3) according to the running state of the air outlet fan assembly comprises that when the rotating speed of the air outlet fan assembly is larger than or equal to a preset value or the running gear of the air outlet fan assembly is higher than or equal to a preset gear, the first control device controls the rotating speed of the return air fan assembly (3) to be reduced to a first preset rotating speed; when the rotating speed of the air outlet fan assembly is smaller than a preset value or the running gear of the air outlet fan assembly is lower than a preset gear, the first control device controls the rotating speed of the air return fan assembly (3) to be increased to a second preset rotating speed; the second preset rotational speed is greater than the first preset rotational speed.
2. A ducted air conditioner as claimed in claim 1, characterized in that said return air fan assembly (3) is arranged upstream of said filter screen (2) in the return air direction.
3. A ducted air conditioner as claimed in claim 1, characterized in that said return air fan assemblies (3) are at least two in number.
4. A ducted air conditioner as claimed in claim 3, wherein there are at least two filter screens (2), and said filter screens (2) are in one-to-one correspondence with said return air fan assembly (3).
5. A ducted air conditioner as claimed in claim 1, characterised in that the return air fan assembly (3) is connected to the return air channel (1) by a sheet metal part (4).
6. A ducted air conditioner according to claim 1, characterized in that the air outlet fan assembly comprises a volute, the return air fan assembly (3) being located upstream of the volute in the return air direction.
7. The ducted air conditioner of claim 1, wherein the operational state of the air outlet fan assembly includes a rotational speed or an operational gear of the air outlet fan assembly.
8. The ducted air conditioner of claim 7, wherein the operating range of the air outlet fan assembly includes a first range and a second range, and the second range is higher than the first range; when the air outlet fan assembly is in the second gear, the first control device controls the rotating speed of the return air fan assembly (3) to be reduced to a first preset rotating speed; when the air outlet fan assembly is in the first gear, the first control device controls the rotating speed of the return air fan assembly (3) to be increased to a second preset rotating speed; the second preset rotational speed is greater than the first preset rotational speed.
9. The ducted air conditioner of claim 8, wherein the operating range of the air outlet fan assembly further includes a third range, and the third range is higher than the second range; when the air outlet fan assembly is in the third gear, the first control device controls the rotating speed of the return air fan assembly (3) to be reduced to a first preset rotating speed.
10. The ducted air conditioner according to any of the claims 7 to 9, characterized in that said first preset rotational speed is zero, i.e. said return air fan assembly (3) is turned off; and the second preset rotating speed is larger than zero, namely the return air fan assembly (3) is started.
11. A ducted air conditioner according to claim 1, further comprising second control means for controlling the rotational speed of the return air fan assembly (3) in response to a user-triggered command.
12. A control method of an air conditioner, applied to the ducted air conditioner according to any one of claims 1 to 11, comprising:
detecting the real-time running state of the wind turbine component;
and controlling the rotating speed of the return air fan assembly (3) according to the real-time running state.
13. The control method of claim 12, wherein the real-time operating state of the air-out blower assembly comprises a real-time rotational speed or a real-time operating gear of the air-out blower assembly.
14. A control method according to claim 13, characterized in that said controlling the rotational speed of the return air fan assembly (3) according to said real-time operating conditions comprises:
comparing the real-time rotating speed with a preset value, or comparing the real-time running gear with a preset gear;
if the real-time rotating speed is greater than or equal to the preset value or the real-time running gear is higher than or equal to the preset gear, controlling the rotating speed of the return air fan assembly (3) to be reduced to a first preset rotating speed; if the real-time rotating speed is smaller than the preset value or the real-time running gear is lower than the preset gear, controlling the rotating speed of the return air fan assembly (3) to be increased to a second preset rotating speed; the second preset rotational speed is greater than the first preset rotational speed.
15. The control method of claim 13, wherein the real-time operating range of the air-out fan assembly includes a first range and a second range, and the second range is higher than the first range; the control of the rotational speed of the return air fan assembly (3) according to the real-time running state comprises:
if the real-time operation gear is the second gear, controlling the rotating speed of the return air fan assembly (3) to be reduced to a first preset rotating speed; if the real-time operation gear is the first gear, controlling the rotating speed of the return air fan assembly (3) to be increased to a second preset rotating speed; the second preset rotational speed is greater than the first preset rotational speed.
16. The control method of claim 15, wherein the real-time operating range of the air-out fan assembly further comprises a third range, and the third range is higher than the second range; and if the real-time operation gear is the third gear, controlling the rotating speed of the return air fan assembly (3) to be reduced to a first preset rotating speed.
17. A control method according to any one of claims 14-16, characterized in that said first preset rotation speed is zero, i.e. said return air fan assembly (3) is turned off; and the second preset rotating speed is larger than zero, namely the return air fan assembly (3) is started.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810713341.1A CN108954511B (en) | 2018-07-03 | 2018-07-03 | Air duct type air conditioner and control method of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810713341.1A CN108954511B (en) | 2018-07-03 | 2018-07-03 | Air duct type air conditioner and control method of air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108954511A CN108954511A (en) | 2018-12-07 |
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| WO2013073165A1 (en) * | 2011-11-16 | 2013-05-23 | パナソニック株式会社 | Supply and exhaust ventilation device |
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| CN107327910A (en) * | 2017-06-27 | 2017-11-07 | 珠海格力电器股份有限公司 | Return air filtering and air pipe indoor machine |
| CN208635198U (en) * | 2018-07-03 | 2019-03-22 | 珠海格力电器股份有限公司 | A kind of air-duct-type air-conditioner |
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| JPH0821642A (en) * | 1994-07-06 | 1996-01-23 | Toyo Netsu Kogyo Kk | Drying-sterilizing device of filter for air conditioning |
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| CN105202626A (en) * | 2014-06-19 | 2015-12-30 | 广东美的暖通设备有限公司 | Air duct type air conditioner |
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| CN206247544U (en) * | 2016-10-11 | 2017-06-13 | 大金工业株式会社 | Air duct type air conditioning indoor machine |
| CN107327910A (en) * | 2017-06-27 | 2017-11-07 | 珠海格力电器股份有限公司 | Return air filtering and air pipe indoor machine |
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