CN110595018A - Fresh air handling unit, air conditioner and air conditioner control method - Google Patents
Fresh air handling unit, air conditioner and air conditioner control method Download PDFInfo
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- CN110595018A CN110595018A CN201910855054.9A CN201910855054A CN110595018A CN 110595018 A CN110595018 A CN 110595018A CN 201910855054 A CN201910855054 A CN 201910855054A CN 110595018 A CN110595018 A CN 110595018A
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- 238000000034 method Methods 0.000 title claims abstract description 44
- 230000007613 environmental effect Effects 0.000 claims abstract description 20
- 238000004378 air conditioning Methods 0.000 claims description 20
- 238000004891 communication Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- -1 and further Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/56—Casing or covers of separate outdoor units, e.g. fan guards
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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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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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
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- 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
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/20—Humidity
- F24F2110/22—Humidity of the outside air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/66—Volatile organic compounds [VOC]
-
- 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)
- Signal Processing (AREA)
- Fluid Mechanics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention provides a fresh air handling unit, an air conditioner and an air conditioner control method, wherein the fresh air handling unit comprises: at least part of a first pipe orifice of the fresh air pipe is positioned on the outdoor side to be communicated with outdoor air, and a second pipe orifice of the fresh air pipe is positioned on the indoor side to be connected with a machine body of the indoor machine of the air conditioner, so that fresh air flows into the machine body of the indoor machine of the air conditioner through the fresh air pipe; the sensor subassembly, the sensor subassembly sets up in the first mouth of a pipe department of fresh air pipe to be used for responding to outdoor air's environmental information, environmental information includes following at least one: temperature, humidity, and organic gas concentration; the control system is connected with the sensor assembly and controls the flow of fresh air flowing into the machine body of the indoor unit of the air conditioner according to the environmental information sensed by the sensor assembly, so that the problem of low intelligent degree of a fresh air unit in the prior art is solved.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a fresh air handling unit, an air conditioner and an air conditioner control method.
Background
At present, many air conditioners are all provided with fresh air systems, and most adopt the motor to introduce the outdoor side fresh air into the room through the fresh air pipe, utilize the pressure-fired air of pressure-fired indoor side to discharge away, reach the indoor purpose of changing new trend.
However, because the induced air volume of the fresh air system is uncontrollable, the intelligent degree is low, the induced air volume of the fresh air cannot be judged according to the outdoor environment, for example, the outdoor environment is complex and has many uncontrollable factors, such as rainstorm weather, snowstorm weather or peculiar smell, etc., at this time, the fresh air function is started, so that the fresh air contains a large amount of water vapor, the indoor air conditioner is seriously accumulated with water, and further, components are damaged; or introduce the peculiar smell into the room, influence the new trend quality.
Disclosure of Invention
The invention mainly aims to provide a fresh air handling unit, an air conditioner and an air conditioner control method, and aims to solve the problem that the intelligent degree of the fresh air handling unit in the prior art is low.
In order to achieve the above object, according to one aspect of the present invention, there is provided a fresh air handling unit including: at least part of a first pipe orifice of the fresh air pipe is positioned on the outdoor side to be communicated with outdoor air, and a second pipe orifice of the fresh air pipe is positioned on the indoor side to be connected with a machine body of the indoor machine of the air conditioner, so that fresh air flows into the machine body of the indoor machine of the air conditioner through the fresh air pipe; the sensor subassembly, the sensor subassembly sets up in the first mouth of a pipe department of fresh air pipe to be used for responding to outdoor air's environmental information, environmental information includes following at least one: temperature, humidity, and organic gas concentration; and the control system is connected with the sensor assembly and controls the flow of fresh air flowing into the machine body of the indoor unit of the air conditioner according to the environmental information sensed by the sensor assembly.
Further, fresh air handling unit still includes: the rain cover is arranged on the outer side of the first pipe orifice of the fresh air pipe and is provided with a communication port communicated with the first pipe orifice; the mounting panel, the mounting panel is installed on the body of rain-proof cover, and at least part and the intercommunication mouth of mounting panel are relative, and sensor unit sets up on the mounting panel.
Further, the sensor assembly is connected with the control system through a lead, and at least part of the lead is arranged in a cavity of the fresh air pipe; fresh air handling unit still includes: the erection joint, the erection joint setting is provided with the wire mounting in the fresh air pipe is close to indoor one end to be used for fixed wire.
According to a second aspect of the present invention, there is provided an air conditioner, comprising a fresh air handling unit, the fresh air handling unit being as described above.
According to a third aspect of the present invention, there is provided an air conditioner control method, which is applied to the above air conditioner, the air conditioner control method comprising: sensing real-time environmental information of outdoor air by using a sensor assembly of a fresh air handling unit; acquiring real-time environment information sensed by a sensor assembly and comparing the real-time environment information with preset environment information to obtain a comparison result; and controlling the fresh air flow of introducing fresh air into the machine body of the air-conditioning indoor unit of the air conditioner according to the comparison result.
Further, the real-time environment information includes real-time outdoor humidity, the preset environment information includes a preset humidity range, the preset humidity range is 80% to 90%, and when the real-time outdoor humidity is within the preset humidity range, the air conditioner control method includes: the rotating speed of an induced draft motor of the fresh air handling unit is controlled to be reduced to a preset rotating speed so as to reduce the fresh air flow of the introduced fresh air.
Further, when the outdoor humidity is greater than 90%, the air-conditioning control method includes: and controlling the fresh air door of the fresh air handling unit to be closed so as to stop introducing fresh air into the room.
Further, the real-time environment information includes an outdoor temperature, the preset environment information includes a preset temperature range, the preset temperature range is 43 ℃ to 50 ℃, and when the real-time outdoor temperature is within the preset temperature range, the air conditioner control method includes: the rotating speed of an induced draft motor of the fresh air handling unit is controlled to be reduced to a preset rotating speed so as to reduce the fresh air flow of the introduced fresh air.
Further, when the real-time outdoor temperature is higher than 50 ℃, the air conditioner control method comprises the following steps: and controlling the fresh air door of the fresh air handling unit to be closed so as to stop introducing fresh air into the room.
Further, the real-time environment information includes an outdoor temperature and an outdoor humidity, the preset environment information includes a preset humidity range and a preset temperature range, the preset temperature range is-10 ℃ to 0 ℃, the preset humidity range is 65% to 80%, and when the real-time outdoor temperature is within the preset temperature range and the outdoor humidity is within the preset humidity range, the air conditioner control method includes:
the rotating speed of an induced draft motor of the fresh air handling unit is controlled to be reduced to a preset rotating speed so as to reduce the fresh air flow of the introduced fresh air.
Further, when the real-time outdoor temperature is higher than-10 ℃ and lower than 0 ℃ and the real-time outdoor humidity is higher than 80%, the air conditioner control method comprises the following steps: and controlling the fresh air door of the fresh air handling unit to be closed so as to stop introducing fresh air into the room.
Further, the real-time environment information includes an outdoor temperature, the preset environment information includes a preset temperature value, and when the real-time outdoor temperature is lower than the preset temperature value, the air conditioner control method includes: and controlling the fresh air door of the fresh air handling unit to be closed so as to stop introducing fresh air into the room.
Further, the sensor assembly comprises an air quality sensor for detecting outdoor real-time air quality, the preset environment information comprises a preset air quality index range, and the air conditioner control method comprises the following steps: when the real-time air quality is within a first preset air quality index range, controlling a fresh air handling unit to set the windshield to operate; when the real-time air quality is within a second preset air quality index range, controlling the rotating speed of an induced draft motor of the fresh air handling unit to be reduced to a preset rotating speed so as to reduce the fresh air flow of the introduced fresh air; and when the real-time air quality is within a third preset air quality index range, controlling the fresh air door of the fresh air handling unit to be closed, and stopping introducing fresh air into the room.
By applying the technical scheme of the invention, the fresh air unit comprises a fresh air pipe, a sensor assembly and a control system, at least part of a first pipe orifice of the fresh air pipe is positioned at the outdoor side to be communicated with outdoor air, a second pipe orifice of the fresh air pipe is positioned at the indoor side to be connected with a machine body of an indoor machine of an air conditioner, so that fresh air flows into the machine body of the indoor machine of the air conditioner through the fresh air pipe, the sensor assembly is arranged at the first pipe orifice of the fresh air pipe to be used for sensing environmental information of the outdoor air, and the environmental information comprises at least one of the following: the air conditioner comprises an indoor unit and an outdoor unit, the indoor unit and the outdoor unit are separated through a cavity, and the outdoor side is opposite to the outdoor side of a wall body.
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 shows a schematic structural view of an embodiment of a fresh air handling unit according to the invention;
FIG. 2 illustrates a schematic structural view of an embodiment of a first damper of a fresh air handling unit according to the present invention; and
fig. 3 shows a schematic structural diagram of an embodiment of the rain cover according to the present invention.
Wherein the figures include the following reference numerals:
1. a fresh air duct; 2. a rain cover; 20. a communication port; 3. a first motor; 4. a first damper; 5. a second motor; 6. a second damper; 7. installing a connector; 8. a wire; 10. a sensor assembly.
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.
The present invention also provides a fresh air handling unit, please refer to fig. 1 to 3, including: at least part of a first pipe orifice of the fresh air pipe 1 is positioned on the outdoor side to be communicated with outdoor air, and a second pipe orifice of the fresh air pipe 1 is positioned on the indoor side to be connected with a machine body of an indoor machine of an air conditioner, so that fresh air flows into the machine body of the indoor machine of the air conditioner through the fresh air pipe 1; the sensor assembly 10, the sensor assembly 10 sets up at the first mouth of a river 1 to be used for the environmental information of response outdoor air, environmental information includes following at least one: temperature, humidity, and organic gas concentration; and the sensor assembly 10 is connected with the control system, and the control system controls the flow of fresh air flowing into the machine body of the indoor unit of the air conditioner according to the environmental information sensed by the sensor assembly 10.
According to the fresh air handling unit provided by the invention, the fresh air handling unit comprises a fresh air pipe 1, a sensor assembly 10 and a control system, at least part of a first pipe orifice of the fresh air pipe 1 is positioned at the outdoor side to be communicated with outdoor air, a second pipe orifice of the fresh air pipe 1 is positioned at the indoor side to be connected with a machine body of an indoor machine of an air conditioner, so that fresh air flows into the machine body of the indoor machine of the air conditioner through the fresh air pipe 1, the sensor assembly 10 is arranged at the first pipe orifice of the fresh air pipe 1 to be used for sensing environment information of the outdoor air, and the environment information comprises at least one of: the temperature, the humidity and the organic gas concentration are measured by the sensor assembly 10, the sensor assembly 10 is connected with a control system, and the control system controls the flow of fresh air flowing into the machine body of the indoor machine of the air conditioner according to environmental information sensed by the sensor assembly 10, wherein the air conditioner comprises the indoor machine and the outdoor machine which are separated by a cavity, and the outdoor side is opposite to the outdoor side of a wall body.
In the specific implementation process, the fresh air handling unit further comprises: the rain cover 2 is arranged on the outer side of the first pipe orifice of the fresh air pipe 1, and the rain cover 2 is provided with a communication port 20 communicated with the first pipe orifice; the mounting panel, the mounting panel is installed on rain-proof cover 2's body, and at least part and the intercommunication mouth 20 of mounting panel are relative, and sensor assembly 10 sets up on the mounting panel.
Specifically, the sensor assembly 10 is connected with the control system through a lead 8, and at least part of the lead is arranged in a cavity of the fresh air pipe 1; fresh air handling unit still includes: the mounting joint 7 is arranged at one end, close to the indoor, of the fresh air pipe 1, and a lead fixing piece is arranged in the mounting joint 7 and used for fixing a lead 8.
The invention also provides an air conditioner which comprises the fresh air unit.
Specifically, the fresh air handling unit further comprises an air door assembly arranged on an indoor unit of the air conditioner, the air door assembly comprises a first air door 4 and a first motor 3, the first air door 4 controls the opening or closing of the fresh air opening, and the first motor 3 is in driving connection with the first air door 4 so as to control the first air door 4 to move; the air door subassembly still includes second air door 6 and second motor 5, and opening or closing of dirty wind gap is controlled to second air door 6, and second motor 5 is connected with the drive of second air door 6 to control the motion of second air door 6, when first air door 4 and second air door 6 are all opened, during the new trend was introduced the air conditioning indoor set by the open air, indoor dirty wind discharged to outdoor through second air door 6.
The invention also provides an air conditioner control method which is suitable for the air conditioner and comprises the following steps: sensing real-time environmental information of outdoor air by using a sensor assembly 10 of a fresh air handling unit; acquiring real-time environment information sensed by the sensor assembly 10 and comparing the real-time environment information with preset environment information to obtain a comparison result; and controlling the fresh air flow of introducing fresh air into the machine body of the air-conditioning indoor unit of the air conditioner according to the comparison result. The fresh air flow is mainly controlled by an induced draft motor, and the induced draft motor is a motor for introducing outdoor fresh air into an indoor unit of the air conditioner.
In an embodiment provided by the present invention, the real-time environment information includes real-time outdoor humidity, the preset environment information includes a preset humidity range, the preset humidity range is 80% to 90%, and when the real-time outdoor humidity is within the preset humidity range, the air conditioner control method includes: the rotating speed of an induced draft motor of the fresh air handling unit is controlled to be reduced to a preset rotating speed so as to reduce the fresh air flow of the introduced fresh air.
When the outdoor humidity is more than 90%, the air conditioner control method comprises the following steps: and controlling the fresh air door of the fresh air handling unit to be closed so as to stop introducing fresh air into the room.
In an embodiment provided by the present invention, the real-time environment information includes an outdoor temperature, the preset environment information includes a preset temperature range, the preset temperature range is 43 ℃ to 50 ℃, and when the real-time outdoor temperature is within the preset temperature range, the air conditioner control method includes: the rotating speed of an induced draft motor of the fresh air handling unit is controlled to be reduced to a preset rotating speed so as to reduce the fresh air flow of the introduced fresh air.
When the real-time outdoor temperature is higher than 50 ℃, the air conditioner control method comprises the following steps: and controlling the fresh air door of the fresh air handling unit to be closed so as to stop introducing fresh air into the room.
In the specific implementation process, the real-time environment information comprises outdoor temperature and outdoor humidity, the preset environment information comprises a preset humidity range and a preset temperature range, the preset temperature range is-10 ℃ to 0 ℃, the preset humidity range is 65% to 80%, and when the real-time outdoor temperature is within the preset temperature range and the outdoor humidity is within the preset humidity range, the air conditioner control method comprises the following steps: the rotating speed of an induced draft motor of the fresh air handling unit is controlled to be reduced to a preset rotating speed so as to reduce the fresh air flow of the introduced fresh air.
When the real-time outdoor temperature is higher than-10 ℃ and lower than 0 ℃ and the real-time outdoor humidity is higher than 80%, the air conditioner control method comprises the following steps: and controlling the fresh air door of the fresh air handling unit to be closed so as to stop introducing fresh air into the room.
The real-time environment information comprises outdoor temperature, the preset environment information comprises a preset temperature value, and when the real-time outdoor temperature is lower than the preset temperature value, the air conditioner control method comprises the following steps: and controlling a fresh air door of the fresh air handling unit to be closed to stop introducing fresh air into the room, wherein the preset temperature is-15 ℃.
The sensor assembly 10 comprises an air quality sensor for detecting outdoor real-time air quality, the preset environment information comprises a preset air quality index range, and the air conditioner control method comprises the following steps: when the real-time air quality is within a first preset air quality index range, controlling a fresh air handling unit to set the windshield to operate; when the real-time air quality is within a second preset air quality index range, controlling the rotating speed of an induced draft motor of the fresh air handling unit to be reduced to a preset rotating speed so as to reduce the fresh air flow of the introduced fresh air; and when the real-time air quality is within a third preset air quality index range, controlling the fresh air door of the fresh air handling unit to be closed, and stopping introducing fresh air into the room. The first preset air quality index range corresponds to the air quality index level I, the second preset air quality index range corresponds to the air quality index level II, and the third preset air quality index range corresponds to the air quality index levels III-VI.
In the embodiment provided by the invention, the rotating speed of the induced draft motor is 900rps to 1500rps, and when the control system receives a signal for reducing the flow of fresh air introduced into the fresh air, the rotating speed of the induced draft motor is controlled to be reduced from the starting rotating speed to 900rps to 1200 rps.
From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:
according to the fresh air handling unit provided by the invention, the fresh air handling unit comprises a fresh air pipe 1, a sensor assembly 10 and a control system, at least part of a first pipe orifice of the fresh air pipe 1 is positioned at the outdoor side to be communicated with outdoor air, a second pipe orifice of the fresh air pipe 1 is positioned at the indoor side to be connected with a machine body of an indoor machine of an air conditioner, so that fresh air flows into the machine body of the indoor machine of the air conditioner through the fresh air pipe 1, the sensor assembly 10 is arranged at the first pipe orifice of the fresh air pipe 1 to be used for sensing environment information of the outdoor air, and the environment information comprises at least one of: the temperature, the humidity and the organic gas concentration are measured by the sensor assembly 10, the sensor assembly 10 is connected with a control system, and the control system controls the flow of fresh air flowing into the machine body of the indoor machine of the air conditioner according to environmental information sensed by the sensor assembly 10, wherein the air conditioner comprises the indoor machine and the outdoor machine which are separated by a cavity, and the outdoor side is opposite to the outdoor side of a wall body.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to 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 (13)
1. A fresh air handling unit, comprising:
at least part of a first pipe orifice of the fresh air pipe (1) is positioned on the outdoor side to be communicated with outdoor air, and a second pipe orifice of the fresh air pipe (1) is positioned on the indoor side to be connected with a machine body of an indoor machine of an air conditioner, so that fresh air flows into the machine body of the indoor machine of the air conditioner through the fresh air pipe (1);
a sensor assembly (10), the sensor assembly (10) being arranged at a first mouth of the fresh air duct (1) for sensing environmental information of outdoor air, the environmental information comprising at least one of: temperature, humidity, and organic gas concentration;
and the sensor assembly (10) is connected with the control system, and the control system controls the flow of fresh air flowing into the machine body of the indoor air conditioner according to the environmental information sensed by the sensor assembly (10).
2. The fresh air handling unit of claim 1, further comprising:
the fresh air pipe comprises a fresh air pipe (1), a rain cover (2), a connecting pipe and a connecting pipe, wherein the rain cover (2) is arranged on the outer side of a first pipe orifice of the fresh air pipe (1), and the rain cover (2) is provided with a communicating port (20) communicated with the first pipe orifice;
the mounting panel, the mounting panel is installed on the body of rain-proof cover (2), at least part of mounting panel with intercommunication mouth (20) are relative, sensor assembly (10) set up on the mounting panel.
3. The fresh air handling unit according to claim 1, wherein the sensor assembly (10) is connected to the control system by a wire (8), at least part of which is arranged in the lumen of the fresh air duct (1); fresh air handling unit still includes:
the novel air supply device comprises an installing connector (7), wherein the installing connector (7) is arranged at one end, close to the indoor, of the fresh air pipe (1), and a lead fixing piece is arranged in the installing connector (7) and used for fixing a lead (8).
4. An air conditioner comprising a fresh air handling unit, wherein the fresh air handling unit is as claimed in any one of claims 1 to 3.
5. An air conditioning control method applied to the air conditioner as set forth in claim 4, characterized in that the air conditioning control method comprises:
sensing real-time environmental information of outdoor air by using a sensor assembly (10) of the fresh air handling unit;
acquiring the real-time environment information sensed by the sensor assembly (10) and comparing the real-time environment information with preset environment information to obtain a comparison result;
and controlling the fresh air flow of introducing fresh air into the machine body of the indoor air conditioner unit of the air conditioner according to the comparison result.
6. The air conditioning control method according to claim 5, wherein the real-time environment information includes real-time outdoor humidity, the preset environment information includes a preset humidity range, the preset humidity range is 80% to 90%, and when the real-time outdoor humidity is within the preset humidity range, the air conditioning control method includes:
and controlling the rotating speed of an induced draft motor of the fresh air unit to be reduced to a preset rotating speed so as to reduce the fresh air flow of the introduced fresh air.
7. The air conditioning control method according to claim 6, wherein when the outdoor humidity is greater than 90%, the air conditioning control method comprises:
and controlling a fresh air door of the fresh air handling unit to be closed so as to stop introducing fresh air into the room.
8. The air conditioning control method according to claim 5, wherein the real-time environment information includes an outdoor temperature, the preset environment information includes a preset temperature range, the preset temperature range is 43 ℃ to 50 ℃, and when the real-time outdoor temperature is within the preset temperature range, the air conditioning control method includes:
and controlling the rotating speed of an induced draft motor of the fresh air unit to be reduced to a preset rotating speed so as to reduce the fresh air flow of the introduced fresh air.
9. The air conditioning control method according to claim 8, wherein when the real-time outdoor temperature is higher than 50 ℃, the air conditioning control method comprises:
and controlling a fresh air door of the fresh air handling unit to be closed so as to stop introducing fresh air into the room.
10. The air conditioning control method according to claim 5, wherein the real-time environment information includes an outdoor temperature and an outdoor humidity, the preset environment information includes a preset humidity range and a preset temperature range, the preset temperature range is-10 ℃ to 0 ℃, the preset humidity range is 65% to 80%, and when the real-time outdoor temperature is within the preset temperature range and the outdoor humidity is within the preset humidity range, the air conditioning control method includes:
and controlling the rotating speed of an induced draft motor of the fresh air unit to be reduced to a preset rotating speed so as to reduce the fresh air flow of the introduced fresh air.
11. The air conditioning control method according to claim 10, wherein when the real-time outdoor temperature is higher than-10 ℃ and lower than 0 ℃ while the real-time outdoor humidity is greater than 80%, the air conditioning control method comprises:
and controlling a fresh air door of the fresh air handling unit to be closed so as to stop introducing fresh air into the room.
12. The air conditioner control method according to claim 5, wherein the real-time environment information includes an outdoor temperature, the preset environment information includes a preset temperature value, and when the real-time outdoor temperature is lower than the preset temperature value, the air conditioner control method includes:
and controlling a fresh air door of the fresh air handling unit to be closed so as to stop introducing fresh air into the room.
13. The air conditioning control method according to claim 5, wherein the sensor assembly (10) includes an air quality sensor for detecting real-time air quality outdoors, the preset environmental information includes a preset air quality index range, and the air conditioning control method includes:
when the real-time air quality is within a first preset air quality index range, controlling the fresh air handling unit to set the windshield to operate;
when the real-time air quality is within a second preset air quality index range, controlling the rotating speed of an induced draft motor of the fresh air handling unit to be reduced to a preset rotating speed so as to reduce the fresh air flow of the introduced fresh air;
and when the real-time air quality is within a third preset air quality index range, controlling a fresh air door of the fresh air handling unit to be closed, and stopping introducing fresh air into the room.
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Application publication date: 20191220 |