CN109631160B - Indoor unit of air conditioner, air conditioner and control method - Google Patents
Indoor unit of air conditioner, air conditioner and control method Download PDFInfo
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- CN109631160B CN109631160B CN201811410071.3A CN201811410071A CN109631160B CN 109631160 B CN109631160 B CN 109631160B CN 201811410071 A CN201811410071 A CN 201811410071A CN 109631160 B CN109631160 B CN 109631160B
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- air outlet
- air conditioner
- indoor unit
- cabinet body
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims description 22
- 239000003507 refrigerant Substances 0.000 claims description 15
- 238000004378 air conditioning Methods 0.000 claims description 4
- 238000005057 refrigeration Methods 0.000 abstract description 4
- 230000000712 assembly Effects 0.000 abstract description 3
- 238000000429 assembly Methods 0.000 abstract description 3
- 238000007664 blowing Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008520 organization 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
- F24F1/0007—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
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
-
- 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
-
- 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
-
- 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
-
- 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
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
-
- 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
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
-
- 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
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
-
- 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
-
- 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
Landscapes
- 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)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Human Computer Interaction (AREA)
- Fluid Mechanics (AREA)
- Air-Flow Control Members (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Abstract
The application provides an air conditioner indoor unit, an air conditioner and a control method, and relates to the technical field of refrigeration equipment. The intelligent cabinet air conditioner comprises a cabinet body, wherein a plurality of air outlets are formed around the cabinet body, air deflectors and control assemblies are arranged at the air outlets, and the air deflectors at the air outlets are connected with the control assemblies; and the control assembly is used for controlling the air deflector to move so as to adjust the air outlet quantity and/or the air outlet direction of the air outlet. The air guide plates are controlled respectively, so that the air conditioner indoor unit can discharge air from a plurality of air outlets, and uncomfortable feeling caused by direct blowing of large air discharge quantity to a human body is avoided; the cabinet body is annularly arranged, so that the air outlet direction faces to all directions, the air outlet range of the air conditioner is larger, and the air outlet is dispersed in all directions, so that a user is prevented from feeling strong cold air feeling; the comfort level of the air conditioner is improved.
Description
Technical Field
The application relates to the technical field of refrigeration equipment, in particular to an air conditioner indoor unit, an air conditioner and a control method.
Background
With the continuous development of the field of indoor units of air conditioners, the disadvantage of the traditional indoor unit of a refrigeration air conditioner in comfort is increasingly obvious. The traditional circular air conditioner cabinet equipment can be cooled rapidly, the air supply can reach the maximum refrigerating capacity, but air supply states such as a large air port, a large air speed, a large range and low air supply temperature exist, and the air conditioner indoor unit state leads to poor comfort of the air conditioner indoor unit, especially strong cold air feeling felt by a human body under a refrigerating working condition, and great uncomfortable feeling is brought to an air conditioner indoor unit user. And along with the improvement of living standard, consumer demand for consumer upgrade is also increasing, so the demand for updating the traditional indoor unit of air conditioner is becoming urgent.
Disclosure of Invention
The application aims to solve the technical problem of poor air supply comfort caused by a large air opening of a circular cabinet air conditioner in the prior art, and mainly aims to provide an air conditioner indoor unit with high air outlet comfort, an air conditioner and a control method.
In a first aspect, an embodiment of the present application provides an indoor unit of an air conditioner, including a cabinet body, a plurality of air outlets surrounding the cabinet body, each air outlet being provided with an air deflector and a control assembly, the air deflector at each air outlet being connected with the control assembly;
and the control assembly is used for controlling the air deflector to move so as to adjust the air outlet quantity and/or the air outlet direction of the air outlet.
Further, in a preferred embodiment of the present application, the air outlets are disposed around the top end of the cabinet body at intervals.
Further, in a preferred embodiment of the present application, the cabinet body includes a top cover, the top cover has a protruding portion, and the air outlet is disposed around the protruding portion.
Further, in a preferred embodiment of the present application, an included angle between an axis of each of the air outlets and a horizontal direction is 35 °.
Further, in a preferred embodiment of the present application, the air conditioner further includes an air outlet hole arranged in an array, and an air deflector is arranged at the inner side of the air outlet hole arranged in the array.
Further, in a preferred embodiment of the present application, a receiving cavity is formed inside the cabinet body, a centrifugal fan and a driving mechanism are disposed at a top end of the receiving cavity, the centrifugal fan is connected with the driving mechanism, and the driving mechanism is connected with the control assembly.
Further, in a preferred embodiment of the present application, a receiving cavity is formed inside the cabinet body, an evaporator is disposed in the receiving cavity, the evaporator is connected to a refrigerant inlet pipe and a refrigerant outlet pipe, and the refrigerant outlet pipe is connected to the outdoor unit.
Further, in a preferred embodiment of the present application, an air inlet is provided at a lower end of the cabinet body.
In a second aspect, an embodiment of the present application provides an air conditioner, including an indoor unit of an air conditioner as set forth in any one of the preceding claims.
In a third aspect, an embodiment of the present application provides a control method of an air conditioner, including the following steps:
controlling the air conditioner to start up, and setting a target temperature value t;
running for a preset time, and collecting indoor temperature T;
and comparing the target temperature value T with the indoor temperature T to obtain a temperature difference delta T, and adjusting the air outlet quantity and/or the air outlet direction of the air outlet according to the temperature difference delta T.
Further, in a preferred embodiment of the present application, the method further comprises the steps of:
calculating an actual operation efficiency value of the air conditioner according to the temperature difference delta T, and controlling to open all air outlets if the actual operation efficiency value is lower than a preset operation efficiency value; or,
and calculating the actual operation efficiency value of the air conditioner according to the temperature difference delta T, and controlling to open at least one air outlet if the actual operation efficiency value is higher than a preset operation efficiency value.
According to the air conditioner indoor unit, the air conditioner and the control method provided by the embodiment of the application, the cabinet body is annularly provided with the plurality of air outlets, and each air outlet is provided with the independent air deflector and the control component, so that the air deflector can be respectively controlled, the air conditioner indoor unit can discharge air from the plurality of air outlets, and uncomfortable feeling caused by direct blowing of large air discharge quantity to a human body is avoided; the cabinet body is annularly arranged, so that the air outlet direction faces to all directions, the air outlet range of the air conditioner is larger, and the air outlet is dispersed in all directions, so that a user is prevented from feeling strong cold air feeling; the comfort level of the air conditioner is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of an indoor unit of an air conditioner according to an embodiment of the present application;
fig. 2 is a cross-sectional view of an indoor unit of an air conditioner according to an embodiment of the present application;
FIG. 3 is a schematic diagram of the direction of the cooling medium and the direction of the wind according to an embodiment of the present application;
FIG. 4 is a view showing the structure of an evaporator according to an embodiment of the present application;
FIG. 5 is a schematic diagram of an air outlet according to an embodiment of the present application;
FIG. 6 is a schematic view of an air outlet according to an embodiment of the present application;
fig. 7 is a control flow chart provided by an embodiment of the present application.
Reference numerals:
1-cabinet body 11 top cover 111 bellying 12 casing 13 air outlet
14 air outlet hole 15 air deflector 2 evaporator 21 pipeline pipe penetrating hole 3 base
4 centrifugal fan 5 fan blade 6 actuating mechanism 7 refrigerant inlet tube 8 refrigerant exit tube
9 air inlets
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of an air conditioning indoor unit according to an embodiment of the present application, and fig. 2 is a cross-sectional view of an air conditioning indoor unit according to an embodiment of the present application. As shown in the figure, the indoor unit of the air conditioner provided by the application comprises a cabinet body 1, an evaporator 2, a centrifugal fan 4 and a driving mechanism 6, wherein the evaporator 2, the centrifugal fan 4 and the driving mechanism 6 are all arranged in a containing cavity in the cabinet body 1.
As shown in fig. 1, the indoor unit of an air conditioner provided by the embodiment of the application comprises a cabinet body 1, a plurality of air outlets 13 are formed around the cabinet body 1, an air deflector 15 and a control assembly are arranged at each air outlet 13, and the air deflector 15 at each air outlet 13 is connected with the control assembly; the control assembly controls the air deflector 15 to move, and the air outlet quantity and/or the air outlet direction of the air outlet 13 are/is adjusted. Each air outlet 13 is provided with an independent air deflector 15 and a control assembly, so that each air deflector 15 is controlled respectively, the air conditioner indoor unit can discharge air from a plurality of air outlets 13, and uncomfortable feeling caused by direct blowing of large air quantity to a human body is avoided; the cabinet body 1 is annularly arranged, so that the air outlet direction faces to all directions, the air outlet range of the air conditioner is larger, and the air outlet is dispersed in all directions, so that a user is prevented from feeling strong cold air feeling; the comfort level of the air conditioner is improved.
As shown in the figure, the cabinet body 1 comprises a top cover 11 and a shell 12, the top cover 11 is connected with the shell 12, a plurality of circular air outlets 13 are formed in the top cover 11 at intervals in the embodiment, independent air deflectors 15 and control assemblies are arranged at each air outlet 13, each control assembly comprises a transmission mechanism and an electric control switch, the air deflectors 15 are connected to the top cover 11 through the transmission mechanism, and the opening angle of each air deflector 15 relative to the plane where the corresponding air outlet 13 is located is adjustable. Each transmission component is connected with the driving mechanism 6, and each electric control switch and the driving mechanism 6 are connected with the master controller. The controller controls the motion of the transmission mechanism to control any air deflector 15 to move by a preset angle, thereby controlling the air output and the air output direction at the corresponding air outlet 13.
In a preferred embodiment of the present application, the circular air outlets 13 are circumferentially arranged at intervals on the top end of the cabinet body 1, so that the direction of each air outlet 13 is different, and the range of air outlet is wider. In the preferred embodiment, considering that the cabinet body 1 is usually placed against a wall, as shown in the figure, six circular or elliptical air outlets 13 are provided on the top cover 11 of the cabinet body 1, and the six air outlets 13 are uniformly distributed in an arc range of 260 ° on the circular end face of the top cover 11, so that the air outlet direction can cover the area where the personnel in the room move, and the part where the air outlets 13 are not provided can be placed against the wall.
In order to achieve the surrounding arrangement of the air outlet 13 and to ensure the aesthetic property, as shown in fig. 1, in the indoor unit of an air conditioner according to an embodiment of the present application, the top cover 11 has a protruding portion 111, and the air outlet 13 is arranged around the protruding portion 111.
FIG. 5 is a schematic view of an air outlet 13 according to an embodiment of the present application; in this embodiment, as shown in fig. 5, the included angle between the axis of each air outlet 13 and the horizontal direction is 35 °. The air outlet 13 in this embodiment has an included angle a of 35 ° with respect to the horizontal direction.
In this embodiment, when the air deflectors 15 at the circular air outlets 13 are all perpendicular to the plane where the air outlets 13 are located, the air blown out by the circular air outlets 13 will be blown out obliquely upwards by 35 ° and can send cold air to the room above the air flow under the action of the air flow organization, thereby realizing synchronous cooling of the whole area of the room and solving the problem that the circular cabinet machine cannot consider the refrigerating effect of the space far away from the room. In addition, as shown in fig. 5, the rotation angle range B of the air deflector 15 at the circular air outlet 13 is 70 °, and the air outlet angle of the circular air outlet 13 can be fixed from 10 ° horizontally downward to 60 ° horizontally upward by adjusting the angle of the air deflector 15, so that the air supply distance and the air supply angle can be changed by adjusting the air outlet angle.
Fig. 6 is a schematic view of the air outlet hole 14 shown according to the present embodiment; as shown in fig. 6, in order to further improve comfort, the indoor unit provided by an embodiment of the present application further includes air outlet holes 14 arranged in an array, the air outlet holes 14 can divide the cold air blown out from the air outlet holes into countless air wires, and when the air wires are blown out, because the air wires are already divided by micro small holes, the wind speed is weakened, the concentration of the air flow is reduced, and the strong cold air feeling is not caused when the air is blown onto the human body again, so that a better comfort experience can be provided for the human body.
The inner side of the air outlet holes 14 arranged in an array is provided with an air deflector 15, and a circular air deflector 15 can be arranged. In this embodiment, the air outlet holes 14 are disposed at the connection position between the housing 12 and the top cover 11, the area of the air outlet holes 14 disposed in an array can be controlled by an air deflector 15, and a transmission mechanism and an electric switch for connecting with the main controller are disposed at the air deflector 15. The driving mechanism 6 drives the transmission mechanism to move, and the air deflector 15 is driven by the transmission mechanism to fully open, partially open or close the air outlet 14.
In the above embodiment, the cabinet body 1 is internally provided with a receiving cavity, the top end of the receiving cavity is provided with the centrifugal fan 4 and the driving mechanism 6, the centrifugal fan 4 is connected with the driving mechanism 6, and the driving mechanism 6 is connected with the control assembly and the overall controller, which is a motor in this embodiment. The fan blades 5 of the centrifugal fan 4 can be arranged relative to the air outlet 13 or the air outlet hole 14, so that the air can be conveniently diffused. The centrifugal fan 4 made of light high-strength materials is arranged at the top of the evaporator 2, and the centrifugal fan 4 can enable the air outlet direction to be more comprehensive, and the effect is better than that of a traditional cross-flow fan or an axial-flow fan. Meanwhile, the air outlet 13 of the air deflector 15 is independently arranged, so that more intelligent air supply can be realized.
Corresponding to the arrangement of the circular cabinet machine of the application, the evaporator 2 in the embodiment is an oval evaporator 2 shown in fig. 4, and the evaporator 2 is provided with a pipeline penetrating hole 21. As shown in the flow schematic diagram of the refrigerant and the wind direction in fig. 3, the evaporator 2 is connected with a refrigerant inlet pipe 7 and a refrigerant outlet pipe 8, and the refrigerant outlet pipe 8 is connected with the outdoor unit.
In this embodiment, an air inlet 9 is disposed at the rear of the lower end of the cabinet body 1, and the wind direction from the air inlet 9 to the air outlet 13 is shown in fig. 3.
An air conditioner according to another embodiment of the present application includes the air conditioner indoor unit described in any one of the above, and the air conditioner indoor unit is further provided with a base 3.
When the air conditioner is started, the working refrigerant of the outdoor unit flows into the oval evaporator 2 through the refrigerant inlet pipe 7, and flows to the outdoor unit through the refrigerant outlet pipe 8 after the circulation in the evaporator 2 is completed, thereby performing the circulation flow. Meanwhile, when the air conditioner is started, the motor 7 of the driving mechanism 6 of the centrifugal fan 4 at the top of the air conditioner is started, so that the fan blades 5 rotate, and the fan blades 5 under the rotation move can guide the air flow under the rotation to the air outlet 13 in the horizontal and oblique directions of the air conditioner.
As shown in fig. 3, the air flow direction of the air conditioner during operation is: air is sucked in from the air inlet 9 and filtered through a filter screen at the air inlet 9, flows through the elliptical evaporator 2 for cooling under the suction pressure of the centrifugal fan 4, and is then blown to an air outlet 14 at the horizontal front end and a circular or elliptical air outlet 13 by the fan blades 5, so that the room is cooled.
Still another embodiment of the present application provides a control method of an air conditioner, including the steps of:
controlling the air conditioner to start up, and setting a target temperature value t;
running for a preset time, and collecting indoor temperature T;
and comparing the target temperature value T with the indoor temperature T to obtain a temperature difference delta T, and adjusting the air outlet quantity and/or the air outlet direction of the air outlet 13 according to the temperature difference delta T.
Further, in this embodiment, the method further includes the steps of:
calculating an actual operation efficiency value of the air conditioner according to the temperature difference delta T, and controlling to open all air outlets 13 if the actual operation efficiency value is lower than a preset operation efficiency value; or,
and calculating the actual operation efficiency value of the air conditioner according to the temperature difference delta T, and controlling to open at least one air outlet 13 if the actual operation efficiency value is higher than a preset operation efficiency value.
Fig. 7 is a control flow chart provided by an embodiment of the present application, specifically, as shown in fig. 7, in a preferred embodiment of the present application, when a user starts an air conditioner, the default starting mode of the air conditioner is an "intelligent air supply mode", in which the air conditioner first detects the indoor temperature, feeds back the corresponding temperature parameter T, and simultaneously acquires the target temperature parameter T set by the user; the temperature difference Δt is obtained, Δt=indoor temperature T-target temperature value T.
When DeltaT is less than 0 ℃, namely the room temperature is lower than the target temperature, the air conditioner only opens the air outlet holes 14 arranged on the front side of the cabinet body 1 in an array manner, so that gentle air outlet is provided for a user, and the room temperature is kept stable dynamically;
when 0 ℃ delta T is less than 1 ℃, namely the indoor temperature is slightly higher than the target temperature, the air conditioner opens the top three round or oval air outlets 13 and runs at a low speed so as to slowly reduce the indoor temperature to the target temperature;
when the temperature of 2.5 ℃ is more than deltaT and is more than 1 ℃, namely, when the room temperature is higher than the target temperature, the air conditioner opens the top three air outlets 13 and the air outlet holes 14;
when DeltaT is more than 2.5 ℃, namely the indoor temperature is much higher than the target temperature, the air conditioner opens the six air outlets 13 and the air outlet holes 14 at the top, and the room is cooled in an omnibearing and large range.
The controller receives the mode switching information of the user and controls the air conditioner to perform intelligent air supply according to the control flow of fig. 7.
The air conditioner indoor unit, the air conditioner and the control method provided by the embodiment of the application have the following technical effects:
the air guide plates 15 of the air outlets 13 can be independently controlled, so that the air supply mode is more flexible; an air outlet 14 is also provided; the air supply without wind sense is provided, so that various control modes can be adapted to the requirements of users, and the synchronous realization of comfort and refrigeration functions is realized.
The air outlet hole 14 and the air outlet 13 are matched to form a plurality of different air supply modes; and an intelligent air supply logic control mode for automatically detecting the ambient temperature and switching the air outlet mode is provided.
In the description of the present application, it should be understood that the azimuth or positional relationship indicated by the terms "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. is based on the azimuth or positional relationship shown in the drawings, that is, the azimuth corresponding to the normal installation of the indoor unit of the air conditioner. It is used merely for convenience in describing the application and to simplify the description and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and thus should not be construed as limiting the application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, and various modifications and variations may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (9)
1. The indoor unit of the air conditioner is characterized by comprising a cabinet body (1), wherein a plurality of air outlets (13) are formed around the cabinet body (1), an air deflector (15) and a control assembly are arranged at each air outlet (13), and the air deflector (15) at each air outlet (13) is connected with the control assembly;
the control assembly controls the air deflector (15) to move, and the air outlet quantity and/or the air outlet direction of the air outlet (13) are/is adjusted;
the air outlets (13) are arranged around the top end of the cabinet body (1) at intervals;
the cabinet body (1) comprises a top cover (11) and a shell (12), and the top cover (11) is connected with the shell (12);
the device also comprises air outlet holes (14) which are arranged in an array, wherein the air outlet holes (14) are arranged at the joint of the shell (12) and the top cover (11);
the top cover (11) is provided with a protruding part (111), and the air outlet (13) is arranged around the protruding part (111);
the axis of each air outlet (13) is inclined upwards or downwards relative to the horizontal direction to form an included angle A.
2. An indoor unit for air conditioning according to claim 1, wherein the angle a between the axis of each air outlet (13) and the horizontal is 35 °.
3. An air conditioning indoor unit according to claim 1, characterized in that an air deflector (15) is provided inside the air outlet holes (14) arranged in an array.
4. The indoor unit of claim 1, wherein a receiving chamber is formed inside the cabinet body (1), a centrifugal fan (4) and a driving mechanism (6) are disposed at a top end of the receiving chamber, the centrifugal fan (4) is connected with the driving mechanism (6), and the driving mechanism (6) is connected with the control assembly.
5. The indoor unit of claim 1, wherein a receiving chamber is formed inside the cabinet body (1), an evaporator (2) is disposed in the receiving chamber, the evaporator (2) is connected with a refrigerant inlet pipe (7) and a refrigerant outlet pipe (8), and the refrigerant outlet pipe (8) is connected with the outdoor unit.
6. An indoor unit of air conditioner according to claim 1, wherein the lower end of the cabinet body (1) is provided with an air inlet (9).
7. An air conditioner comprising the air conditioner indoor unit according to any one of claims 1 to 6.
8. A control method of an air conditioner according to claim 7, comprising the steps of:
controlling the air conditioner to start up, and setting a target temperature value t;
running for a preset time, and collecting indoor temperature T;
and comparing the target temperature value T with the indoor temperature T to obtain a temperature difference delta T, and adjusting the air outlet quantity and/or the air outlet direction of the air outlet (13) according to the temperature difference delta T.
9. The control method according to claim 8, characterized by further comprising the step of:
calculating an actual operation efficiency value of the air conditioner according to the temperature difference delta T, and controlling to open all air outlets (13) if the actual operation efficiency value is lower than a preset operation efficiency value; or,
and calculating the actual operation efficiency value of the air conditioner according to the temperature difference delta T, and controlling to open at least one air outlet (13) if the actual operation efficiency value is higher than a preset operation efficiency value.
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| CN201811410071.3A CN109631160B (en) | 2018-11-23 | 2018-11-23 | Indoor unit of air conditioner, air conditioner and control method |
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| CN201811410071.3A CN109631160B (en) | 2018-11-23 | 2018-11-23 | Indoor unit of air conditioner, air conditioner and control method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113531651A (en) * | 2021-06-08 | 2021-10-22 | 青岛海信日立空调系统有限公司 | Air conditioner and control method of air deflector |
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| CN109631160A (en) | 2019-04-16 |
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