CN113154542A - Indoor cabinet air conditioner and control method of indoor cabinet air conditioner - Google Patents
Indoor cabinet air conditioner and control method of indoor cabinet air conditioner Download PDFInfo
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- CN113154542A CN113154542A CN202110145867.6A CN202110145867A CN113154542A CN 113154542 A CN113154542 A CN 113154542A CN 202110145867 A CN202110145867 A CN 202110145867A CN 113154542 A CN113154542 A CN 113154542A
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 42
- 238000004891 communication Methods 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims description 12
- 238000005034 decoration Methods 0.000 claims description 12
- 238000005057 refrigeration Methods 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- 238000010408 sweeping Methods 0.000 description 1
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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
- F24F1/009—Indoor units, e.g. fan coil units characterised by heating arrangements
- F24F1/0093—Indoor units, e.g. fan coil units characterised by heating arrangements with additional radiant heat-discharging elements, e.g. electric heaters
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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
- 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
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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
- F24F11/62—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
- F24F11/65—Electronic processing for selecting an operating mode
- F24F11/67—Switching between heating and cooling modes
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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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Human Computer Interaction (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
The invention relates to the technical field of air conditioners, and provides an indoor cabinet air conditioner and a control method of the indoor cabinet air conditioner, wherein the indoor cabinet air conditioner comprises a host, a fan heater and a temperature sensor, the host comprises a shell and a heat exchanger, a first air duct is arranged in the shell, and the heat exchanger is arranged in the first air duct; the warm air blower comprises a shell and a heater, the shell is arranged inside the shell, a second air channel is arranged in the shell, and the heater is arranged in the second air channel; the casing is provided with a first air outlet and a second air outlet which are respectively communicated with the first air channel and the second air channel, the second air outlet is positioned below the first air outlet and close to the bottom of the casing, the temperature sensor is in communication connection with the warm air blower, and the temperature sensor is used for sensing the indoor environment temperature of the indoor cabinet air conditioner. The indoor cabinet air conditioner provided by the invention meets the heating requirement of the lower indoor space by arranging the warm air blower, and can control the operation of the warm air blower according to the indoor environment temperature so as to meet various requirements of users.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to an indoor cabinet air conditioner and a control method of the indoor cabinet air conditioner.
Background
The evaporimeter of present cabinet-type air conditioner indoor has the take the altitude apart from ground generally, and when winter indoor adoption air conditioner heated, the hot-air after the air conditioner heat transfer can toward the come-up, leads to the temperature of lower part air lower, and indoor whole high space is in the state of upper heat cold down, makes old man's shank and children often be in the middle of the lower environment of temperature, and user experience feels poor.
Disclosure of Invention
The invention provides an indoor cabinet air conditioner and a control method of the indoor cabinet air conditioner, which are used for solving the problems that when the indoor cabinet air conditioner in the prior art is used in winter, the indoor low space temperature is low, and the user experience is poor.
The invention provides an indoor cabinet air conditioner, which comprises a host, a fan heater and a temperature sensor, wherein the host comprises a shell and a heat exchanger, a first air channel is arranged in the shell, and the heat exchanger is arranged in the first air channel; the fan heater comprises a shell and a heater, the shell is mounted inside the shell, a second air channel is arranged in the shell, and the heater is mounted in the second air channel;
the casing is provided with a first air outlet and a second air outlet which are communicated with the first air channel and the second air channel respectively, the second air outlet is located below the first air outlet and close to the bottom of the casing, the temperature sensor is in communication connection with the warm air blower, and the temperature sensor is used for sensing the indoor environment temperature where the indoor cabinet air conditioner of the air conditioner is located.
According to the cabinet air conditioner indoor unit provided by the invention, the main unit further comprises a first fan, the warm air blower further comprises a second fan, the first fan is used for sending out the air flowing through the first air channel from the first air outlet, and the second fan is used for sending out the air flowing through the second air channel from the second air outlet.
According to the indoor cabinet air conditioner provided by the invention, the warm air blower is detachably arranged on the shell.
According to the indoor cabinet air conditioner provided by the invention, the second air outlet is provided with the air outlet decorative plate, the air outlet decorative plate is slidably arranged on the machine shell, and the air outlet decorative plate has two states of opening and closing the second air outlet.
According to the indoor cabinet air conditioner provided by the invention, the air outlet decorative plate is provided with a plurality of air outlet holes.
The invention also provides a control method of any one of the air conditioner indoor cabinet machines, which comprises the following steps:
acquiring a control instruction sent by a user;
controlling the opening and closing of the host and the fan heater according to the control instruction;
when the fan heater is started, acquiring the indoor environment temperature;
and controlling the heater to be switched on and off according to the indoor environment temperature.
According to the control method of the indoor cabinet air conditioner provided by the invention, the second fan is controlled to be started, and the heater is controlled to be started and stopped according to the indoor environment temperature, and the control method specifically comprises the following steps:
when the indoor environment temperature is smaller than a first temperature threshold value, controlling the heater to be started;
and controlling the heater to be switched off when the indoor environment temperature is not less than a first temperature threshold value.
The control method of the indoor cabinet air conditioner further comprises the step of controlling the heater to be started through a user terminal or voice.
The control method of the indoor cabinet air conditioner provided by the invention further comprises the following steps:
when the host is started, controlling the first fan and the second fan to be started;
and controlling the heat exchanger to operate in a heating mode or a cooling mode or to be closed according to the indoor environment temperature, and controlling the heater to be opened or closed at the same time.
According to the control method of the indoor cabinet air conditioner provided by the invention, the operation heating mode or the cooling mode or the closing of the heat exchanger is controlled according to the indoor environment temperature, and the on or the off of the heater is controlled at the same time, and the control method specifically comprises the following steps:
when the indoor environment temperature is lower than a second temperature threshold value, controlling the heat exchanger to operate in a heating mode, and simultaneously controlling the heater to be started;
when the indoor environment temperature is not less than a second temperature threshold and less than a third temperature threshold, controlling the heat exchanger to be closed, and simultaneously controlling the heater to be closed;
and when the indoor environment temperature is not less than a third temperature threshold value, controlling the heat exchanger to operate in a refrigeration mode, and simultaneously controlling the heater to be turned off.
According to the cabinet air conditioner and the control method of the cabinet air conditioner, the warm air blower and the second air outlet are arranged below the cabinet air conditioner, so that hot air heated by the heater in the warm air blower is blown out from the second air outlet, and the heating requirement of the lower indoor space is met; in addition, the temperature sensor used for sensing the indoor environment temperature is in communication connection with the warm air blower, so that the operation of the warm air blower can be controlled according to the indoor environment temperature, and various requirements of users can be met.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an indoor cabinet air conditioner provided by the invention;
FIG. 2 is a schematic structural diagram of a fan heater in a cabinet air conditioner provided by the invention;
FIG. 3 is a bottom view of a fan heater in a cabinet air conditioner provided by the present invention;
FIG. 4 is a front view of a portion of an indoor unit of an air conditioner according to the present invention;
reference numerals:
11. a housing; 111. A first air outlet; 112. A second air outlet;
113. a first air inlet; 114. A second air inlet; 115. An air outlet decoration plate;
1151. an air outlet; 2. A warm air blower; 21. A housing;
211. a second air duct; 212. An air inlet; 213. An air outlet;
214. profiling the side wall; 215. A planar sidewall; 22. A heater;
23. a second fan; 201. A volute housing; 202. An outer housing.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a cabinet air conditioner, which is shown in figure 1 and is a structural schematic diagram of the cabinet air conditioner provided by the invention. The warm air blower 2 includes a housing 21 and a heater 22, the housing 21 is installed inside the casing 11, a second air duct 211 is provided in the housing 21, and the heater 22 is installed in the second air duct 211.
The casing 11 is provided with a first air outlet 111 and a second air outlet 112 which are respectively communicated with the first air channel and the second air channel 211, the second air outlet 112 is positioned below the first air outlet 111 and close to the bottom of the casing 11, the temperature sensor is in communication connection with the fan heater 2, and the temperature sensor is used for sensing the indoor environment temperature of the indoor cabinet air conditioner and can be installed on the host or the fan heater 2. The temperature sensor can directly adopt a temperature sensor on the coil pipe of the indoor unit; or a separately arranged temperature sensor, which can be mounted on the main machine or the warm air blower 2.
The heater 22 may be an electric heater such as a ptc (positive Temperature coefficient) electric heater or a resistance wire heater. When the heater 22 employs the PTC electric heating device, the heating amount and the air volume are in a proportional relationship. The heat exchanger is used for heating or cooling the air flowing through the first air duct, and the heater 22 is used for heating the air flowing through the second air duct 211.
In the embodiment of the present invention, the heat exchanger and the heater 22 can operate independently, and can be turned on simultaneously or independently according to the requirement. For example, when the heat exchanger is turned on in the heating mode, the heater 22 is simultaneously turned on. Part of indoor air is heated by the heat exchanger and then blown out from the first air outlet 111, and the other part of indoor air is heated by the heater 22 and then blown out from the second air outlet 112, so that hot air is blown out from the lower part of the cabinet air conditioner, the power of the heater 22 can be independently controlled, the temperature requirement of the indoor lower space is met, and more stable heat supply to the lower space is realized.
According to the indoor cabinet air conditioner provided by the invention, the warm air blower and the second air outlet are arranged below the indoor cabinet air conditioner, so that hot air heated by the heater of the warm air blower is blown out from the second air outlet, and the heating requirement of the lower indoor space is met; in addition, the temperature sensor used for sensing the indoor environment temperature is in communication connection with the warm air blower, so that the operation of the warm air blower can be controlled according to the indoor environment temperature, and various requirements of users can be met.
In the embodiment of the present invention, the main unit further includes a first fan, the warm air blower 2 further includes a second fan 23, the first fan is configured to send out the air flowing through the first air duct from the first air outlet 111, and the second fan 23 is configured to send out the air flowing through the second air duct 211 from the second air outlet 112. Specifically, the first fan is installed in the casing 11, and is configured to blow out air after heat exchange of the first air duct inner diameter heat exchanger from the first air outlet 111. The second fan is mounted to the housing 21 and the heater 22 may be mounted upstream or downstream of the second fan 23. The first fan and the second fan 23 may be both a cross-flow fan, an axial flow fan, a centrifugal fan, or the like. Through setting up two fans, make electric fan heater 2 of lower part can be totally independent of the main heat transfer system of this indoor cabinet-type air conditioner, realize the independent control to electric fan heater 2.
The second outlet 112 and the first outlet 111 are disposed on the same side of the housing 11. When the heat exchanger starts a refrigeration mode, the heater 22 can be turned off, the second fan 23 is turned on, and under the condition that the first air outlet 111 blows out cold air, natural wind blown out from the second air outlet 112 can float upwards and mix with the cold air above the second air outlet, so that the temperature of the cold air at the first air outlet 111 can be reduced, the situation that air with too low temperature directly blows a user can be avoided, and the comfort of the user can be improved.
The housing 11 further has a first air inlet 113 and a second air inlet 114 respectively connected to the first air duct and the second air duct 211. Under the action of the second fan 23, air enters the second air duct 211 from the second air inlet 114 and then flows out from the second air outlet. Under the action of the first fan, air enters the first air duct from the first air inlet 113 and then flows out from the first air outlet 111. Of course, the housing 11 may be provided with only one air inlet, and the first fan and the second fan 23 respectively draw air into the first air duct and the second air duct 211 from the air inlet.
It should be noted that, the cabinet air conditioner indoor unit may also be provided with only one fan, one part of the fan is located in the first air duct, and the other part of the fan is located in the second air duct 211, that is, the main unit and the warm air blower 2 share one fan, and air is respectively sucked into the first air duct and the second air duct 211 through the two parts of the fan. In this case, when the heat exchanger operates in the heating mode, the heater 22 is turned on; when the heat exchanger is operating in the cooling mode, the heater 22 is turned off.
In the embodiment of the invention, the warm air blower 2 is detachably mounted on the casing 11, so that the warm air blower 2 can be mounted inside the casing 11 for use, and also can be taken out of the casing 11 and moved to other positions such as the user's side or the position with lower indoor environmental temperature to be used as an independent heating appliance.
Fig. 2 is a schematic structural diagram of a heater unit in a cabinet air conditioner according to the present invention, and fig. 3 is a bottom view of the heater unit in the cabinet air conditioner according to the present invention, a housing 21 of the heater unit 2 is provided with an air inlet 212 and an air outlet 213, and the air inlet 212 and the air outlet 213 are communicated with two ends of a second air duct 211. When the fan heater 2 is located in the housing 11, the air outlet 213 is opposite to the second air outlet 112, so that the air flowing through the second air duct 211 can be discharged from the second air outlet 112. When the housing is provided with the first air inlet 113 and the second air inlet 114, the second air inlet 114 is opposite to the air inlet 212, and the second air outlet 112 is opposite to the air outlet 213. Under the action of the second fan 23, the air passes through the second air inlet 114 and the air inlet 212 in sequence, enters the second air duct 211, and then passes through the air outlet 213 and the second air outlet 112 in sequence to flow out of the housing 11.
Further, a rotating mechanism is installed in the housing 11, the housing 21 is installed on the rotating mechanism, and the rotating mechanism is used for driving the housing 21 to rotate so that the air outlet 213 horizontally moves within the range of the second air outlet 112. The size of the second air outlet 112 is larger than that of the air outlet 213, so that when the housing 21 rotates in the housing 11, the air outlet 213 can swing within the left-right range of the second air outlet 112, so that air is blown out from the second air outlet 112 in a left-right sweeping manner, the air supply angle of the second air outlet is increased, and the user experience is improved.
In the embodiment of the present invention, the second fan 23 is a cross-flow fan, and includes a cross-flow fan and a motor, and the motor is connected to the cross-flow fan for driving the cross-flow fan to rotate. As shown in fig. 3, the casing 21 includes an outer casing 202 and a volute 201, the volute 201 is fixedly installed inside the outer casing 202, a second air duct 211 is formed in the volute 201, an air inlet 212 and an air outlet 213 are opened in the outer casing 202, a cross-flow fan is installed in the second air duct 211, and a motor is installed between the outer casing 202 and the volute 201. As shown in fig. 3, the second air passage 211 formed in the scroll case 201 is a scroll air passage. Wherein, the heater 22 is detachably arranged in the volute body 201.
In the embodiment of the invention, the shell 11 and the shell of the heater unit 2 are respectively provided with the electric connecting pieces, and when the heater unit 2 is positioned in the shell 11, the electric connecting pieces on the shell 11 are matched with the electric connecting pieces on the shell to form electric connection. For example, an electrical connection interface is arranged in the casing 11, an electrical connection joint is arranged on the casing, and when the fan heater 2 is located in the casing 11, the electrical connection joint and the electrical connection interface are plugged to be matched so as to realize electrical connection. Whether the fan heater 2 is positioned in the shell 11 can be judged according to the connection state of the electric connection joint and the electric connection interface, and the fan heater 2 can be powered through the connection of the electric connection joint and the electric connection interface.
Specifically, the electric connection interface and the electric connection joint are respectively arranged on the side walls of the casing 11 and the shell, and when the fan heater 2 is placed in the casing 11, the electric connection joint is abutted to the electromechanical connection interface; or, the electrical connection interface is an interface board disposed at the bottom of the case 11, the electrical connection joint is disposed at the bottom of the case, and when the fan heater 2 is placed in the case 11, the contact of the electrical connection joint at the bottom of the case is attached to the contact of the interface board.
Furthermore, communication interfaces are arranged on the electric connecting piece on the shell of the warm air blower 2 and the electric connecting piece on the shell 11, and when the warm air blower 2 is installed in the shell 11 and the two electric connecting pieces are connected, power supply to the warm air blower 2 and communication between the warm air blower 2 and the air conditioner host are achieved.
In an embodiment of the present invention, the fan heater 2 further comprises an electrical connection plug electrically connected to the heater 22 and the second fan 23 through power lines. When the fan heater 2 is taken out for use, it is electrically connected to an external power supply through an electrical connection plug. The user can move the position of the warm air blower 2 as required to be used as an independent heating device. Of course, when the fan heater 2 is placed inside the housing 11 for use, it may also be electrically connected to an external power source through the connection plug, without providing an electrical connection interface and an electrical connection joint on the housing 11 and the housing of the fan heater 2, respectively. The housing is provided at an outer side thereof with a receiving groove in which a power cord and an electric connection plug can be received when the heater unit 2 is placed in the cabinet 11 for use.
In the embodiment of the invention, when the warm air blower 2 is placed in the casing 11, the warm air blower is positioned at the bottom of the casing 11, the bottom of the casing 11 is provided with the limiting structure, and the limiting structure is used for limiting the displacement of the casing relative to the bottom of the casing 11 so as to prevent the warm air blower 2 from deviating due to the vibration of the fan when the warm air blower 2 is installed in the casing 11 and works.
In one embodiment, the limiting structure is a sinking groove formed at the bottom of the housing 11, and the shape of the sinking groove is matched with the shape of the bottom of the housing. When the warm air blower 2 is installed inside the casing 11, the bottom of the casing is directly embedded in the sinking groove, and then the positioning installation is completed. Wherein, the electric connection interface is arranged in the sinking groove.
In another embodiment, the limiting structure includes a guide groove disposed at the bottom of the housing 11, the guide groove extends along a direction in which the fan heater 2 slides from the second air outlet 112 to the inside of the housing 11, and the width of the guide groove is the same as the width of the housing. When the fan heater 2 is installed inside the cabinet 11, the housing is pushed from the second air outlet 112 to the inside of the cabinet 11 until the housing is installed in place. The guide groove may be used to limit the displacement of the fan heater 2 in a direction perpendicular to the guide groove. Further, a spring clamping block is arranged at the bottom of the machine shell 11 close to the second air outlet 112 in the extending direction of the guide groove, and when the warm air blower 2 is installed in place, the spring clamping block is ejected out to limit the displacement of the warm air blower 2 in the extending direction of the guide groove. The guide groove may be a sunken groove formed at the bottom of the housing 11, or may be formed between two guide members fixed at the bottom of the housing 11, and the guide members may be guide plates or guide bosses.
As shown in fig. 2 and 3, in the embodiment of the present invention, the housing includes a contoured sidewall 214, and the air outlet 213 opens on the contoured sidewall 214, and the contoured sidewall 214 conforms to the sidewall of the enclosure 11 corresponding to the contoured sidewall 214. Namely, the shape of the profile sidewall 214 is the same as the shape of the sidewall of the housing 11 where the second air outlet 112 is located. For example, the side wall of the housing 11 where the second air outlet 112 is located is an arc-shaped structure, and the profiling side wall 214 is the same as the side wall of the housing 11 where the second air outlet 112 is located, so that the fan heater 2 has a more attractive installation effect when installed in the housing 11.
As shown in fig. 3, the housing further includes another contoured sidewall opposite contoured sidewall 214, where air inlet 212 opens, and the other contoured sidewall conforms to the sidewall of enclosure 11 corresponding thereto. For example, the second air inlet 114 and the second air outlet 112 are respectively disposed on the front panel and the rear panel of the cabinet 11, and the contoured sidewalls corresponding to the air outlet 213 and the air inlet 212 are respectively conformal with the front panel and the rear panel.
Further, the housing further comprises two opposite planar sidewalls 215, and the two planar sidewalls 215 are respectively connected to two ends of the profiling sidewall 214. When the fan heater 2 is located in the housing 11, the two planar sidewalls 215 are located at two sides of the second air outlet 112 in the axial direction. The distance between the outer sides of the two planar side walls 215 can be smaller than the width of the second air outlet 112, so that the warm air blower 2 can be conveniently taken and placed; alternatively, the distance between the outer sides of the two planar sidewalls 215 is equal to the width of the second outlet 112, and the contoured sidewall 214 is provided with a pull handle.
Wherein, when the casing 21 comprises the outer casing 202 and the volute casing 201, the contoured sidewall 214 and the planar sidewall 215 are both part of the outer casing 202.
Further, the two planar sidewalls 215 are disposed in parallel, when the bottom of the housing 11 is provided with a guide slot, the length direction of the planar sidewalls 215 is the same as the length direction of the guide slot, the distance between the outer sides of the two planar sidewalls 215 is equal to the width of the guide slot, and the housing is installed in the guide slot in a pulling manner.
As shown in fig. 1, in the embodiment of the invention, an air outlet decoration plate 115 is disposed at the second air outlet 112, the air outlet decoration plate 115 is slidably mounted on the housing 11, and the air outlet decoration plate 115 has two states of opening and closing the second air outlet 112. When the fan heater 2 works in the machine shell 11, the air outlet decorative plate 115 is opened; when the heater unit 2 is not operated or the heater unit is operated outside the cabinet 11, the air outlet decoration plate 115 may be selectively closed to prevent dust from entering the inside of the cabinet 11. The first outlet 111 is also provided with an outlet decoration plate, and the decoration plates at the first outlet 111 and the second outlet 112 are mutually independent.
Further, the outlet decoration plate 115 is provided with a plurality of outlet holes 1151, so that when the fan heater 2 is located inside the housing 11 for operation, the air blown out from the air outlet 213 can be blown out of the housing 11 through the plurality of outlet holes 1151. When the warm air blower 2 is positioned in the machine shell 11 to work, the air outlet decorative plate 115 is opened to adopt a large-air-volume air supply mode; the air outlet trim panel 115 is closed in a no-wind mode. Wherein, as shown in fig. 4, it is a partial structural front view of the cabinet air conditioner provided by the present invention, as shown in fig. 1 and 4, the air outlet decoration board 115 comprises two arc-shaped sliding boards which are slidably installed on the cabinet 11.
The invention also provides a control method of the cabinet air conditioner indoor unit in any embodiment. The control method of the indoor cabinet air conditioner comprises the following steps:
s100, acquiring a control instruction sent by a user;
and S200, controlling the opening and closing of the host and the heater unit 2 according to the control instruction.
S300, when the warm air blower 2 is started, acquiring indoor environment temperature;
and S400, controlling the heater 22 to be turned on and off according to the indoor environment temperature.
Wherein, host computer and air heater 2 can be controlled by this cabinet-type air conditioner indoor unit's main control unit, and main control unit is connected with host computer and 2 communication of air heater respectively. The user can send the control instruction to the main controller, and the main controller controls the opening and closing of the host and the warm air blower 2. The control instruction sent by the user comprises that the host is independently started, the warm air blower 2 is independently started, the host and the warm air blower 2 are both started, and the host and the warm air blower 2 are both closed. The indoor ambient temperature can be collected by the temperature sensor and sent to the main controller.
On the basis, the fan heater 2 can also be independently controlled by voice or a user terminal such as a remote controller or a smart device such as a mobile phone. The user terminal is in communication connection with the fan heater 2, for example, receives a control command input by a user through the mobile phone APP, and then sends the control command to the fan heater 2. Of course, the main controller may receive the control command and then control the heater unit 2. Wherein, the priority of the heater 22 control by voice and user terminal can be higher than the control of the heater 22 according to the indoor ambient temperature, i.e. the heater 22 can be forcibly turned on by voice or user terminal control, so that the operation of the heater 22 is not limited by the ambient temperature.
The fan in this embodiment may be the second fan 23, or may be a common fan of the warm air blower 2 and the host. When the main unit and the heater unit 2 share one fan, if a user sends a control command to turn on the heater unit 2 and turn off the main unit, the heat exchanger is turned off, and the fan and the heater 22 are turned on. If the user sends a control command to turn on the main unit and turn off the fan heater 2, the heat exchanger is turned on and the fan and heater 22 are turned off. If a user sends a control instruction that the host and the warm air blower 2 are all started, the heat exchanger, the heater 22 and the blower are all started; if the user sends a control command that the main unit and the heater-fan 2 are all turned off, the heat exchanger, the heater 22 and the fan are all turned off.
When the main unit and the heater unit 2 are two independent fans, if a user sends a control command for turning on the heater unit 2 and turning off the main unit, both the heat exchanger and the first fan are turned off, and at least one of the heater 22 and the second fan 23 is turned on. If the user sends a control command to turn on the main unit and turn off the heater unit 2, at least one of the heat exchanger and the first fan is turned on, and the heater 22 and the second fan 23 are turned off. If the user sends a control command that the host and the heater 2 are both turned on, the first fan and the second fan 23 are both turned on, and at least one of the heat exchanger and the heater 22 is turned on. If the user sends a control command that the main unit and the heater fan 2 are all turned off, the heat exchanger, the heater 22, the first fan, and the second fan 23 are all turned off.
In the embodiment of the invention, the operation modes of the main machine comprise a heating mode, a refrigerating mode, an air supply mode and an automatic mode, and the operation modes of the heat exchanger comprise a heating mode and a refrigerating mode. The operation mode of the warm air blower 2 comprises a heating mode and an air supply mode, and specifically, the warm air blower 2 operates in the heating mode by controlling the heater 22 and the fan to be started; the fan heater 2 operates in the blowing mode by controlling the heater 22 to be off and the fan to be on.
When the heat exchanger works in a heating mode and the first fan is started, the main machine runs in the heating mode; when the heat exchanger works in a refrigeration mode and the first fan is started, the main machine operates in the refrigeration mode; when the heat exchanger is closed and the first fan is opened, the main machine runs an air supply mode. When the heat exchanger works in an automatic mode, the main machine is automatically adjusted to operate the heating mode, the refrigerating mode or the air supply mode according to the indoor environment temperature. When the host runs in the heating mode, the fan heater 2 is controlled to run in the heating mode at the same time for assisting in heating; when the host machine operates in a refrigeration mode or an air supply mode, the air supply mode of the fan heater 2 is controlled to operate simultaneously so as to enhance indoor air circulation.
When the main machine and the warm air blower 2 adopt two independent blowers, when the main machine runs in any working mode, the first blower and the second blower 23 can be simultaneously started, and the warm air blower 2 can be independently closed by independently controlling the second blower 23 and the heater 22. By arranging the first fan and the second fan 23, when the fan heater 2 is started, the fan heater 2 can be independently controlled to operate no matter the host is in a starting state or a closing state at the moment. The control method of the indoor cabinet air conditioner provided by the invention can independently adjust the operation mode of the bottom fan heater 2 of the indoor cabinet air conditioner according to the indoor environment temperature; the operation mode of the fan heater 2 can be adjusted in the operation process of the host machine, so that the host machine is assisted to heat or enhance indoor air circulation, the intelligent control of the fan heater 2 is realized, and various requirements of users are met.
In the embodiment of the invention, on the basis of starting the host, the control instruction sent by the user further comprises a control instruction for starting the host to operate a heating mode, an air supply mode, a cooling mode or a slave mode. On the basis of turning on the fan heater 2, the control instruction sent by the user further includes a control instruction for turning on a heating mode or an air supply mode of the fan heater 2.
In the embodiment of the present invention, when the warm air blower 2 is turned on, the second fan 23 is controlled to be turned on, and the turning on and off of the heater 22 is controlled according to the indoor environment temperature, specifically including:
when the indoor ambient temperature is less than the first temperature threshold, the heater 22 is controlled to be turned on. At this time, the heater unit 2 operates the heating mode. When the indoor ambient temperature is not less than the first temperature threshold, the heater 22 is controlled to be turned off. At this time, the heater unit 2 operates the blowing mode to enhance indoor air circulation. In this embodiment, the warm air blower 2 may be turned on separately or simultaneously with the main unit. When the warm air blower 2 is detachably mounted on the housing 11 and the temperature sensor is mounted on the warm air blower 2, the ambient temperature of the use area of the warm air blower 2 can be obtained under the condition that the warm air blower 2 is separately taken out to the outside of the housing 11 for use, and the operation of the warm air blower 2 is controlled according to the ambient temperature of the area.
For example, the first temperature threshold is 15 ℃, when the indoor ambient temperature is lower than 15 ℃, the fan heater 2 is controlled to operate in the heating mode, at this time, if the host is turned off, the fan heater 2 alone heats, and if the host is turned on, the fan heater 2 assists in heating. And when the indoor environment temperature is equal to or higher than 15 ℃, controlling the fan heater 2 to operate the air supply mode.
In the embodiment of the invention, when the main unit and the heater unit 2 are both started, the first fan and the second fan 23 are both controlled to be started, the heat exchanger is controlled to operate in a heating mode or a cooling mode or to be closed according to the indoor environment temperature, and the heater 22 is controlled to be started or closed at the same time. Namely, when both the host and the heater unit 2 are turned on, the host and the heater unit 2 are controlled in association. Of course, when the fan heater 2 and the main machine are both started, the fan heater 2 and the main machine can be controlled independently.
The working mode of the main machine is adjusted by controlling the heat exchanger to operate in a heating mode or a cooling mode or to be closed. Namely, when the heat exchanger operates in the heating mode, the main machine also operates in the heating mode; when the heat exchanger operates in a refrigeration mode, the main machine also operates in the refrigeration mode; when the heat exchanger is closed, the main machine runs an air supply mode. The operating mode of the heater 22 is then determined based on the operating mode of the host. The operation mode of the fan heater 2 is adjusted by controlling the turning on or off of the heater 22. Namely, when the heater 22 is controlled to be started, the fan heater 2 runs the heating mode; when the heater 22 is turned off, the heater unit 2 operates the blowing mode.
When the host and the warm air blower 2 are controlled in a relevant mode, the working mode of the host is determined according to the indoor environment temperature, and then the working mode of the warm air blower 2 is determined according to the working mode of the host. For example, when the host machine operates the heating mode, the fan heater 2 is controlled to also operate the heating mode; when the host machine runs the air supply mode, the warm air blower 2 is controlled to run the air supply mode; when the host machine operates in the cooling mode, the fan heater 2 is controlled to operate in the air supply mode. Of course, when the main machine operates in the cooling mode, the fan heater 2 can be optionally turned off.
When the host and the heater unit 2 are controlled in a related manner, the heat exchanger is controlled to operate in a heating mode or a cooling mode or to be closed according to the indoor environment temperature, and the heater is controlled to be turned on or off at the same time, which specifically comprises the following steps:
when the indoor environment temperature is lower than a second temperature threshold value, controlling the heat exchanger to operate in a heating mode, and simultaneously controlling the heater to be started;
when the indoor environment temperature is not less than a second temperature threshold and less than a third temperature threshold, controlling the heat exchanger to be closed, and simultaneously controlling the heater to be closed;
and when the indoor environment temperature is not less than a third temperature threshold value, controlling the heat exchanger to operate in a refrigeration mode, and simultaneously controlling the heater to be turned off.
For example, the second temperature threshold is 15 ℃ and the third temperature threshold is 24 ℃. When the indoor environment temperature is lower than 15 ℃, controlling the host machine to operate in a heating mode, and simultaneously controlling the fan heater 2 to operate in the heating mode; when the indoor environment temperature is greater than or equal to 15 ℃ and less than 24 ℃, controlling the host to operate the air supply mode, and simultaneously controlling the fan heater 2 to operate the air supply mode; when the indoor environment temperature is higher than or equal to 24 ℃, the host machine is controlled to operate in a refrigeration mode, and the fan heater 2 is controlled to operate in an air supply mode.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. An indoor cabinet air conditioner is characterized by comprising a host, a fan heater and a temperature sensor, wherein the host comprises a shell and a heat exchanger, a first air channel is arranged in the shell, and the heat exchanger is arranged in the first air channel; the fan heater comprises a shell and a heater, the shell is mounted inside the shell, a second air channel is arranged in the shell, and the heater is mounted in the second air channel;
the casing is provided with a first air outlet and a second air outlet which are communicated with the first air channel and the second air channel respectively, the second air outlet is located below the first air outlet and close to the bottom of the casing, the temperature sensor is in communication connection with the warm air blower, and the temperature sensor is used for sensing the indoor environment temperature where the indoor cabinet air conditioner of the air conditioner is located.
2. An indoor unit for an air conditioner as recited in claim 1, wherein said main unit further includes a first fan, said fan heater further includes a second fan, said first fan is configured to send out the air flowing through said first air duct from said first air outlet, said second fan is configured to send out the air flowing through said second air duct from said second air outlet.
3. An indoor unit for an air conditioner according to claim 1, wherein said fan heater is detachably mounted to said cabinet.
4. An indoor unit for an air conditioner according to claim 1, wherein an air outlet decoration plate is provided at the second air outlet, the air outlet decoration plate is slidably mounted to the cabinet, and the air outlet decoration plate has two states of opening and closing the second air outlet.
5. An indoor unit of an air conditioner as recited in claim 4, wherein said outlet trim panel is formed with a plurality of outlet vents.
6. A control method of an indoor cabinet air conditioner according to any one of claims 1 to 5, comprising:
acquiring a control instruction sent by a user;
controlling the opening and closing of the host and the fan heater according to the control instruction;
when the fan heater is started, acquiring the indoor environment temperature;
and controlling the heater to be switched on and off according to the indoor environment temperature.
7. The method for controlling a cabinet air conditioner indoor unit according to claim 6, wherein the step of controlling the second fan to be turned on and the step of controlling the heater to be turned on and off according to the indoor ambient temperature specifically comprises the steps of:
when the indoor environment temperature is smaller than a first temperature threshold value, controlling the heater to be started;
and controlling the heater to be switched off when the indoor environment temperature is not less than a first temperature threshold value.
8. The control method of a cabinet air conditioner indoor unit as set forth in claim 6, further comprising controlling the heater to be turned on by a user terminal or voice.
9. The control method of a cabinet air conditioner indoor unit according to claim 5, further comprising:
when the host is started, controlling the first fan and the second fan to be started;
and controlling the heat exchanger to operate in a heating mode or a cooling mode or to be closed according to the indoor environment temperature, and controlling the heater to be opened or closed at the same time.
10. The method for controlling a cabinet air conditioner indoor unit according to claim 9, wherein the controlling the heat exchanger to operate in a heating mode or a cooling mode or off according to the indoor ambient temperature and the controlling the heater to be turned on or off at the same time specifically includes:
when the indoor environment temperature is lower than a second temperature threshold value, controlling the heat exchanger to operate in a heating mode, and simultaneously controlling the heater to be started;
when the indoor environment temperature is not less than a second temperature threshold and less than a third temperature threshold, controlling the heat exchanger to be closed, and simultaneously controlling the heater to be closed;
and when the indoor environment temperature is not less than a third temperature threshold value, controlling the heat exchanger to operate in a refrigeration mode, and simultaneously controlling the heater to be turned off.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110145867.6A CN113154542A (en) | 2021-02-02 | 2021-02-02 | Indoor cabinet air conditioner and control method of indoor cabinet air conditioner |
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| CN202110145867.6A CN113154542A (en) | 2021-02-02 | 2021-02-02 | Indoor cabinet air conditioner and control method of indoor cabinet air conditioner |
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| CN113154542A true CN113154542A (en) | 2021-07-23 |
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Application publication date: 20210723 |
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