CN109458720B - Central air-conditioning system - Google Patents
Central air-conditioning system Download PDFInfo
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- CN109458720B CN109458720B CN201811229511.5A CN201811229511A CN109458720B CN 109458720 B CN109458720 B CN 109458720B CN 201811229511 A CN201811229511 A CN 201811229511A CN 109458720 B CN109458720 B CN 109458720B
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- homebus
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention provides a central air-conditioning system, comprising: the voice acquisition unit is used for receiving a first user instruction in a voice form and sending the first user instruction to the intelligent control module; the intelligent control module is used for analyzing the first user instruction, generating a first control command and sending the first control command to the second lora communication module; the second lora communication module is used for sending the first control command to the first lora communication module; the first lora communication module is used for sending a first control command to the outdoor unit controller; the outdoor unit controller is used for controlling the outdoor unit to operate according to the first control command, generating a second control command according to the first control command and sending the second control command to at least one indoor unit controller; and the indoor unit controller is used for controlling the corresponding indoor unit to operate according to the second control command when receiving the second control command. The invention provides a central air-conditioning system which can control an air conditioner more conveniently.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to a central air-conditioning system.
Background
With the development of air conditioning technology, central air conditioners are becoming more and more popular. In the existing central air conditioner, a wire controller is generally installed near the indoor unit of each room, and when a user needs to control the air conditioner of a certain room, the user needs to walk close to the wire controller of the room to control the operation of the indoor unit in the room through the wire controller. Therefore, the control mode of the existing central air conditioner is inconvenient.
Disclosure of Invention
The embodiment of the invention provides a central air-conditioning system which can control an air conditioner more conveniently.
An embodiment of the present invention provides a central air conditioning system, including: the system comprises an intelligent controller, a first lora communication module, an outdoor unit controller and at least one indoor unit controller;
the intelligent controller comprises: the system comprises a voice acquisition unit, an intelligent control module and a second lora communication module;
the voice acquisition unit is connected with the intelligent control module, the intelligent control module is connected with the second lora communication module, the second lora communication module is connected with the first lora communication module, the first lora communication module is connected with the outdoor unit controller, and the outdoor unit controller is connected with the at least one indoor unit controller;
the voice acquisition unit is used for receiving a first user instruction in a voice form input from the outside, converting the first user instruction in the voice form into a signal format which can be recognized by the intelligent control module, and sending the converted first user instruction to the intelligent control module;
the intelligent control module is used for analyzing the first user instruction, generating a first control command and sending the first control command to the second lora communication module;
the second lora communication module is used for sending the received first control command to the first lora communication module through a lora network;
the first lora communication module is configured to send the received first control command to the outdoor unit controller;
the outdoor unit controller is used for controlling the operation of an outdoor unit according to the first control command, generating a second control command according to the first control command, and sending the second control command to at least one indoor unit controller;
and the indoor unit controller is used for controlling the corresponding indoor unit to operate according to the second control command when receiving the second control command sent by the outdoor unit controller.
Further, the air conditioner is provided with a fan,
the central air conditioning system further includes: an outdoor unit homebus transceiver and at least one indoor unit homebus transceiver;
each indoor unit homebus transceiver corresponds to each indoor unit controller;
the outdoor unit controller is connected with the outdoor unit homebus transceiver, the outdoor unit homebus transceiver is connected with each indoor unit homebus transceiver through a homebus signal line, and each indoor unit homebus transceiver is connected with the corresponding indoor unit controller;
the outdoor unit controller is used for sending the second control command to the outdoor unit homebus transceiver;
the outdoor unit homebus transceiver is used for sending the second control command to at least one indoor unit homebus transceiver through the homebus signal line according to a homebus protocol;
and the indoor unit homebus transceiver is used for sending the second control command to the corresponding indoor unit controller when receiving the second control command.
Further, the air conditioner is provided with a fan,
a pin D1 of the outdoor unit homebus transceiver is connected with the output end of the outdoor unit controller, and a pin D0 of the outdoor unit homebus transceiver is connected with the input end of the outdoor unit controller;
an INa pin of the outdoor unit homebus transceiver is connected with a first end of a first outdoor resistor, a second end of the first outdoor resistor is connected with a first end of a first outdoor capacitor, and a second end of the first outdoor capacitor is connected with a first homebus differential signal line;
an INb pin of the outdoor unit homebus transceiver is connected with a first end of a second outdoor resistor, a second end of the second outdoor resistor is connected with a first end of a second outdoor capacitor, and a second end of the second outdoor capacitor is connected with a second homebus differential signal line;
an OUTA pin of the outdoor unit homebus transceiver is connected with a first end of a third outdoor capacitor, and a second end of the third outdoor capacitor is connected with the first homebus differential signal line;
an OUTb pin of the outdoor unit homebus transceiver is connected with a first end of a fourth outdoor capacitor, and a second end of the fourth outdoor capacitor is connected with the second homebus differential signal line;
a first end of a third outdoor resistor is connected with the first homebus differential signal line, a second end of the third outdoor resistor is connected with a first end of a fifth outdoor capacitor, a first end of a fourth outdoor resistor is connected with the second homebus differential signal line, a second end of the fourth outdoor resistor is connected with a first end of the fifth outdoor capacitor, and a second end of the fifth outdoor capacitor is grounded;
a pin D1 of the indoor unit homebus transceiver is connected with the output end of the indoor unit controller, and a pin D0 of the indoor unit homebus transceiver is connected with the input end of the indoor unit controller;
an INa pin of the indoor unit homebus transceiver is connected with a first end of a first indoor resistor, a second end of the first indoor resistor is connected with a first end of a first indoor capacitor, and a second end of the first indoor capacitor is connected with a first homebus differential signal line;
an INb pin of the indoor unit homebus transceiver is connected with a first end of a second indoor resistor, a second end of the second indoor resistor is connected with a first end of a second indoor capacitor, and a second end of the second indoor capacitor is connected with a second homebus differential signal line;
an OUTA pin of the indoor unit homebus transceiver is connected with a first end of a third indoor capacitor, and a second end of the third indoor capacitor is connected with the first homebus differential signal line;
an OUTb pin of the indoor unit homebus transceiver is connected with a first end of a fourth indoor capacitor, and a second end of the fourth indoor capacitor is connected with the second homebus differential signal line;
the first end of the third indoor resistor is connected with the first homebus differential signal line, the second end of the third indoor resistor is connected with the first end of the fifth indoor capacitor, the first end of the fourth indoor resistor is connected with the second homebus differential signal line, the second end of the fourth indoor resistor is connected with the first end of the fifth indoor capacitor, and the second end of the fifth indoor capacitor is grounded.
Further, the air conditioner is provided with a fan,
the outdoor unit controller is connected with the outdoor unit homebus transceiver through a UART serial port;
each indoor unit homebus transceiver is connected with the corresponding indoor unit controller through a UART serial port;
the outdoor unit controller is used for sending the second control command in the form of a UART serial port signal to the outdoor unit homebus transceiver;
the outdoor unit homebus transceiver is used for converting the second control command in the UART serial port signal form into the second control command in the homebus signal form, and sending the second control command in the homebus signal form to at least one indoor unit homebus transceiver through the homebus signal line according to a homebus protocol;
and the indoor unit homebus transceiver is used for converting the second control command in the homebus signal form into the second control command in the UART serial port signal form and sending the second control command in the UART serial port signal form to the corresponding indoor unit controller when receiving the second control command in the homebus signal form.
Further, the air conditioner is provided with a fan,
the central air conditioning system further includes: the system comprises a network platform server, a wifi router and at least one mobile terminal;
the intelligent controller further comprises: a wifi communication module;
the at least one mobile terminal is connected with the network platform server through a network, the network platform server is connected with the wifi router through the network, the wifi router is connected with the wifi communication module, and the wifi communication module is connected with the intelligent control module;
the mobile terminal is used for receiving a second user instruction input by a user and sending the second user instruction to the network platform server;
the network platform server is used for sending the second user instruction to the wifi router;
the wifi router is used for sending the second user instruction to the wifi communication module;
the wifi communication module is used for sending the second user instruction to the intelligent control module;
the intelligent control module is used for analyzing the second user instruction, generating a third control command and sending the third control command to the second lora communication module;
the second lora communication module is used for sending the received third control command to the first lora communication module through a lora network;
the first lora communication module is configured to send the received third control command to the outdoor unit controller;
the outdoor unit controller is used for controlling the outdoor unit to operate according to the third control command, generating a fourth control command according to the third control command, and sending the fourth control command to at least one indoor unit controller;
and the indoor unit controller is used for controlling the corresponding indoor unit to operate according to the fourth control command when receiving the fourth control command sent by the outdoor unit controller.
Further, the air conditioner is provided with a fan,
the second user instruction comprises: appointing an air conditioner to operate according to a target air conditioner operation mode;
the intelligent control module is used for analyzing the command of the specified air conditioner running according to the target air conditioner running mode and generating a third control command;
the outdoor unit controller is used for controlling the outdoor unit to operate according to the target air conditioner operation mode according to the third control command;
and the indoor unit controller is used for controlling the corresponding indoor unit to operate according to the target air conditioner operation mode according to the fourth control command when the fourth control command sent by the outdoor unit controller is received.
Further, the air conditioner is provided with a fan,
the intelligent control module is further used for acquiring the operation information of the air conditioner and sending the operation information to the wifi communication module;
the wifi communication module is further used for sending the operation information to the wifi router;
the wifi router is further used for sending the operation information to the network platform server;
the network platform server is further used for sending the operation information to the mobile terminal requesting the operation information.
Further, the air conditioner is provided with a fan,
the voice acquisition unit comprises: a noise reduction module and at least one microphone;
the at least one microphone is connected with the noise reduction module, and the noise reduction module is connected with the intelligent control module;
the microphone is used for picking up the first user instruction in the form of voice input from the outside, converting the first user instruction in the form of voice into the first user instruction in the form of electric signal, and sending the first user instruction in the form of electric signal to the noise reduction module;
the noise reduction module is used for performing noise reduction processing on the first user instruction in the form of an electric signal, converting the first user instruction subjected to noise reduction processing into a signal format which can be identified by the intelligent control module, and sending the converted first user instruction to the intelligent control module.
Further, the air conditioner is provided with a fan,
the at least one microphone includes: two or more microphones.
Further, the air conditioner is provided with a fan,
the outdoor unit controller is further configured to store an address of each indoor unit controller, determine, according to the first control command, a target address of at least one indoor unit controller that needs to be controlled by the first control command, and send the second control command to the indoor unit controller corresponding to the at least one target address.
In the embodiment of the invention, the voice acquisition unit can receive the first user instruction in a voice form, and the first user instruction is analyzed by the intelligent control module and then sent to the outdoor unit controller, so that the outdoor unit controller can control the outdoor unit to operate according to the voice instruction of the user, the outdoor unit controller generates the second control instruction and sends the second control instruction to the indoor unit controller, and the indoor unit controller can control the indoor unit to operate according to the voice instruction of the user, therefore, the user can control the operation of the air conditioner through voice, and the air conditioner can be controlled more conveniently.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a central air conditioning system according to an embodiment of the present invention;
fig. 2 is a circuit diagram of an outdoor unit homebus transceiver connected to an indoor unit homebus transceiver according to an embodiment of the present invention;
fig. 3 is a schematic diagram of another central air conditioning system according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer and more complete, the technical solutions in the embodiments of the present invention will be described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention, and based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a central air conditioning system, including: an intelligent controller 101, a first lora communication module 102, an outdoor unit controller 103, and at least one indoor unit controller 104;
the intelligent controller 101 comprises: a voice acquisition unit 1011, an intelligent control module 1012 and a second lora communication module 1013;
the voice acquisition unit 1011 is connected to the intelligent control module 1012, the intelligent control module 1012 is connected to the second lora communication module 1013, the second lora communication module 1013 is connected to the first lora communication module 102, the first lora communication module 102 is connected to the outdoor unit controller 103, and the outdoor unit controller 103 is connected to the at least one indoor unit controller 104;
the voice acquisition unit 1011 is configured to receive a first user instruction in a voice form input from the outside, convert the first user instruction in the voice form into a signal format that can be recognized by the intelligent control module 1012, and send the converted first user instruction to the intelligent control module 1012;
the intelligent control module 1012 is configured to analyze the first user instruction, generate a first control command, and send the first control command to the second lora communication module 1013;
the second lora communication module 1013 is configured to send the received first control command to the first lora communication module 102 through a lora network;
the first lora communication module 102 is configured to send the received first control command to the outdoor unit controller 103;
the outdoor unit controller 103 is configured to control an outdoor unit to operate according to the first control command, generate a second control command according to the first control command, and send the second control command to at least one indoor unit controller 104;
and the indoor unit controller 104 is configured to, when receiving the second control command sent by the outdoor unit controller 103, control the operation of the corresponding indoor unit according to the second control command.
In the embodiment of the invention, the voice acquisition unit can receive the first user instruction in a voice form, and the first user instruction is analyzed by the intelligent control module and then sent to the outdoor unit controller, so that the outdoor unit controller can control the outdoor unit to operate according to the voice instruction of the user, the outdoor unit controller generates the second control instruction and sends the second control instruction to the indoor unit controller, and the indoor unit controller can control the indoor unit to operate according to the voice instruction of the user, therefore, the user can control the operation of the air conditioner through voice, and the air conditioner can be controlled more conveniently.
Two indoor unit controllers 104 are shown in fig. 1.
In the embodiment of the invention, the intelligent controller and the outdoor unit controller are communicated through the first lora communication module and the second lora communication module, so that the wireless communication based on the lora protocol is realized, the long-distance transmission can be realized under the condition of ensuring the stable communication, and the wall penetrating performance is better than that of the WiFi communication.
And point-to-point encrypted communication is adopted between the first lora communication module and the second lora communication module. Specifically, the first lora communication module and the second lora communication module can be matched through the mobile terminal, and an encryption password can be adopted in the matching process so as to guarantee point-to-point connection.
In an embodiment of the present invention, the central air conditioning system further includes: an outdoor unit homebus transceiver and at least one indoor unit homebus transceiver;
each indoor unit homebus transceiver corresponds to each indoor unit controller;
the outdoor unit controller is connected with the outdoor unit homebus transceiver, the outdoor unit homebus transceiver is connected with each indoor unit homebus transceiver through a homebus signal line, and each indoor unit homebus transceiver is connected with the corresponding indoor unit controller;
the outdoor unit controller is used for sending the second control command to the outdoor unit homebus transceiver;
the outdoor unit homebus transceiver is used for sending the second control command to at least one indoor unit homebus transceiver through the homebus signal line according to a homebus protocol;
and the indoor unit homebus transceiver is used for sending the second control command to the corresponding indoor unit controller when receiving the second control command.
In the embodiment of the invention, the indoor unit controller and the outdoor unit controller are communicated through a homebus protocol, so that long-distance stable communication can be realized, and particularly, stable communication with the distance as high as 1km can be realized.
The outdoor unit homebus transceiver and the at least one indoor unit homebus transceiver may employ a half-duplex mode of operation.
In an embodiment of the present invention, a pin D1 of the outdoor unit homebus transceiver is connected to an output terminal of the outdoor unit controller, and a pin D0 of the outdoor unit homebus transceiver is connected to an input terminal of the outdoor unit controller;
an INa pin of the outdoor unit homebus transceiver is connected with a first end of a first outdoor resistor, a second end of the first outdoor resistor is connected with a first end of a first outdoor capacitor, and a second end of the first outdoor capacitor is connected with a first homebus differential signal line;
an INb pin of the outdoor unit homebus transceiver is connected with a first end of a second outdoor resistor, a second end of the second outdoor resistor is connected with a first end of a second outdoor capacitor, and a second end of the second outdoor capacitor is connected with a second homebus differential signal line;
an OUTA pin of the outdoor unit homebus transceiver is connected with a first end of a third outdoor capacitor, and a second end of the third outdoor capacitor is connected with the first homebus differential signal line;
an OUTb pin of the outdoor unit homebus transceiver is connected with a first end of a fourth outdoor capacitor, and a second end of the fourth outdoor capacitor is connected with the second homebus differential signal line;
a first end of a third outdoor resistor is connected with the first homebus differential signal line, a second end of the third outdoor resistor is connected with a first end of a fifth outdoor capacitor, a first end of a fourth outdoor resistor is connected with the second homebus differential signal line, a second end of the fourth outdoor resistor is connected with a first end of the fifth outdoor capacitor, and a second end of the fifth outdoor capacitor is grounded;
a pin D1 of the indoor unit homebus transceiver is connected with the output end of the indoor unit controller, and a pin D0 of the indoor unit homebus transceiver is connected with the input end of the indoor unit controller;
an INa pin of the indoor unit homebus transceiver is connected with a first end of a first indoor resistor, a second end of the first indoor resistor is connected with a first end of a first indoor capacitor, and a second end of the first indoor capacitor is connected with a first homebus differential signal line;
an INb pin of the indoor unit homebus transceiver is connected with a first end of a second indoor resistor, a second end of the second indoor resistor is connected with a first end of a second indoor capacitor, and a second end of the second indoor capacitor is connected with a second homebus differential signal line;
an OUTA pin of the indoor unit homebus transceiver is connected with a first end of a third indoor capacitor, and a second end of the third indoor capacitor is connected with the first homebus differential signal line;
an OUTb pin of the indoor unit homebus transceiver is connected with a first end of a fourth indoor capacitor, and a second end of the fourth indoor capacitor is connected with the second homebus differential signal line;
the first end of the third indoor resistor is connected with the first homebus differential signal line, the second end of the third indoor resistor is connected with the first end of the fifth indoor capacitor, the first end of the fourth indoor resistor is connected with the second homebus differential signal line, the second end of the fourth indoor resistor is connected with the first end of the fifth indoor capacitor, and the second end of the fifth indoor capacitor is grounded.
In the embodiment of the invention, when the outdoor unit controller sends a signal (for example, a second control command), the signal is output to the D1 pin of the outdoor unit homebus transceiver through the output terminal, after the outdoor unit homebus transceiver processes the signal (for example, converts the signal into a homebus signal form), a differential signal is output from the OUTa pin and the OUTb pin, and after the differential signal is coupled by the third outdoor capacitor and the fourth outdoor capacitor, the differential signal is output to the first homebus differential signal line and the second homebus differential signal line, and the differential signal is sent to the indoor unit homebus transceiver through the first homebus differential signal line and the second homebus differential signal line.
When the outdoor unit controller receives signals (such as signals sent by the indoor unit controller), the signals transmitted from the first homebus differential signal line and the second homebus differential signal line are coupled through the first outdoor capacitor and the second outdoor capacitor, attenuated through the first outdoor resistor and the second outdoor resistor, input to the INa pin and the INb pin of the outdoor unit homebus transceiver, processed by the outdoor unit homebus transceiver (such as signals converted into UART serial port signals), and input to the outdoor unit controller from the D0 pin.
And a third external resistance. The fourth outdoor resistor and the fifth outdoor capacitor are homebus impedance matching elements.
In the embodiment of the invention, when the indoor unit controller sends a signal (such as running information of the indoor unit), the signal is output to a D1 pin of a homebus transceiver of the indoor unit through an output end, after the homebus transceiver of the indoor unit processes the signal (such as converting the signal into a homebus signal form), a differential signal is output from an OUTA pin and an OUTB pin, the differential signal is coupled through a third indoor capacitor and a fourth indoor capacitor, then the differential signal is output to a first homebus differential signal line and a second homebus differential signal line, and the differential signal is sent to the homebus transceiver of the outdoor unit through the first homebus differential signal line and the second homebus differential signal line.
When the indoor unit controller receives signals (such as signals sent by the outdoor unit controller), the signals transmitted from the first homebus differential signal line and the second homebus differential signal line are coupled through the first indoor capacitor and the second indoor capacitor, attenuated through the first indoor resistor and the second indoor resistor, input to the INa pin and the INb pin of the indoor unit homebus transceiver, processed by the indoor unit homebus transceiver (such as signals converted into UART serial port signals), and input to the indoor unit controller from the D0 pin.
And a third internal resistance. And the fourth indoor resistor and the fifth indoor capacitor are homebus impedance matching elements.
The indoor unit homebus transceiver and the outdoor unit homebus transceiver can be powered by 5v voltage.
The first homebus differential signal line and the second homebus differential signal line may adopt a twisted pair.
As shown in fig. 2, an embodiment of the present invention provides a circuit diagram of an outdoor unit homebus transceiver connected to an indoor unit homebus transceiver.
The figures show that: outdoor unit homebus transceiver U1 and first outdoor resistor Rw1A second outdoor resistor Rw2And a third external resistance Rw3And a fourth outdoor resistor Rw4A first outdoor capacitor Cw1A second outdoor capacitor Cw2And a third external capacitor Cw3And a fourth outdoor capacitor Cw4The fifth outdoor capacitor Cw5；
Indoor unit homebus transceiver U2 and first indoor resistor Rn1A second indoor resistor Rn2And a third internal resistance Rn3And a fourth indoor resistor Rn4A first indoor capacitor Cn1A second indoor capacitor Cn2A third internal capacitor Cn3And a fourth indoor capacitor Cn4The fifth indoor capacitor Cn5；
A first homebus differential signal line a and a second homebus differential signal line B.
In an embodiment of the invention, the outdoor unit controller is connected with the outdoor unit homebus transceiver through a UART serial port;
each indoor unit homebus transceiver is connected with the corresponding indoor unit controller through a UART serial port;
the outdoor unit controller is used for sending the second control command in the form of a UART serial port signal to the outdoor unit homebus transceiver;
the outdoor unit homebus transceiver is used for converting the second control command in the UART serial port signal form into the second control command in the homebus signal form, and sending the second control command in the homebus signal form to at least one indoor unit homebus transceiver through the homebus signal line according to a homebus protocol;
and the indoor unit homebus transceiver is used for converting the second control command in the homebus signal form into the second control command in the UART serial port signal form and sending the second control command in the UART serial port signal form to the corresponding indoor unit controller when receiving the second control command in the homebus signal form.
In an embodiment of the present invention, the outdoor unit homebus transceiver and the at least one indoor unit homebus transceiver may adopt a half-duplex operating mode.
The outdoor unit controller can accurately control each indoor unit controller through the outdoor unit homebus transceiver and at least one indoor unit homebus transceiver, and can also receive information uploaded by each indoor unit controller.
In an embodiment of the present invention, the central air conditioning system further includes: the system comprises a network platform server, a wifi router and at least one mobile terminal;
the intelligent controller further comprises: a wifi communication module;
the at least one mobile terminal is connected with the network platform server through a network, the network platform server is connected with the wifi router through the network, the wifi router is connected with the wifi communication module, and the wifi communication module is connected with the intelligent control module;
the mobile terminal is used for receiving a second user instruction input by a user and sending the second user instruction to the network platform server;
the network platform server is used for sending the second user instruction to the wifi router;
the wifi router is used for sending the second user instruction to the wifi communication module;
the wifi communication module is used for sending the second user instruction to the intelligent control module;
the intelligent control module is used for analyzing the second user instruction, generating a third control command and sending the third control command to the second lora communication module;
the second lora communication module is used for sending the received third control command to the first lora communication module through a lora network;
the first lora communication module is configured to send the received third control command to the outdoor unit controller;
the outdoor unit controller is used for controlling the outdoor unit to operate according to the third control command, generating a fourth control command according to the third control command, and sending the fourth control command to at least one indoor unit controller;
and the indoor unit controller is used for controlling the corresponding indoor unit to operate according to the fourth control command when receiving the fourth control command sent by the outdoor unit controller.
In the embodiment of the invention, a user can remotely control the air conditioner through the mobile terminal, and the mobile terminal is communicated with the intelligent control module through the network platform server, so that the remote control of the air conditioner is realized, and the control of the air conditioner is more convenient. The mobile terminal and the network platform server communicate through a TCP/IP network protocol, and the network platform server and the wifi router previously communicate through the TCP/IP network protocol.
In an embodiment of the present invention, the second user instruction includes: appointing an air conditioner to operate according to a target air conditioner operation mode;
the intelligent control module is used for analyzing the command of the specified air conditioner running according to the target air conditioner running mode and generating a third control command;
the outdoor unit controller is used for controlling the outdoor unit to operate according to the target air conditioner operation mode according to the third control command;
and the indoor unit controller is used for controlling the corresponding indoor unit to operate according to the target air conditioner operation mode according to the fourth control command when the fourth control command sent by the outdoor unit controller is received.
In the embodiment of the invention, the air conditioner operation mode can be selected through the mobile terminal, and the air conditioner is remotely controlled to operate according to the target air conditioner operation mode. For example, the target air conditioner operation mode selected by the user is a "sleep mode", wherein the contents of the "sleep mode" are to turn off the air conditioner in the living room and turn on the air conditioner in the bedroom, and after the user selects the "sleep mode", the outdoor unit controller and the indoor unit controller are matched to realize turning off the air conditioner in the living room and turning on the air conditioner in the bedroom.
For another example, the target air conditioner operation mode selected by the user is a "home mode", where the content of the "home mode" is to turn on the living room air conditioner and turn off the bedroom air conditioner, and after the user selects the "home mode", the outdoor unit controller and the indoor unit controller are matched to realize turning on the living room air conditioner and turning off the bedroom air conditioner.
In an embodiment of the present invention, the mobile terminal is further configured to edit an air conditioner operation mode according to an operation of a user. Specifically, it is possible to edit which air conditioners can be turned on, which air conditioners need to be turned off, the temperature and the wind speed of the air conditioner that needs to be turned on, and the like in the air conditioner operation mode.
In an embodiment of the present invention, the intelligent control module is further configured to collect operation information of an air conditioner, and send the operation information to the wifi communication module;
the wifi communication module is further used for sending the operation information to the wifi router;
the wifi router is further used for sending the operation information to the network platform server;
the network platform server is further used for sending the operation information to the mobile terminal requesting the operation information.
In the embodiment of the invention, the user can acquire the operation information of the air conditioner through the mobile terminal.
In an embodiment of the present invention, the voice collecting unit includes: a noise reduction module and at least one microphone;
the at least one microphone is connected with the noise reduction module, and the noise reduction module is connected with the intelligent control module;
the microphone is used for picking up the first user instruction in the form of voice input from the outside, converting the first user instruction in the form of voice into the first user instruction in the form of electric signal, and sending the first user instruction in the form of electric signal to the noise reduction module;
the noise reduction module is used for performing noise reduction processing on the first user instruction in the form of an electric signal, converting the first user instruction subjected to noise reduction processing into a signal format which can be identified by the intelligent control module, and sending the converted first user instruction to the intelligent control module.
In the embodiment of the invention, when the noise reduction module executes noise reduction processing, useless noise is filtered out, and useful signals are reserved.
In an embodiment of the invention, the at least one microphone comprises: two or more microphones.
In the embodiment of the invention, the voice can be more accurately collected through two or more microphones, and the noise is favorably reduced.
In an embodiment of the present invention, the outdoor unit controller is further configured to store an address of each indoor unit controller, determine, according to the first control command, a target address of at least one indoor unit controller that needs to be controlled by the first control command, and send the second control command to the indoor unit controller corresponding to the at least one target address.
In the embodiment of the invention, the outdoor unit controller identifies each indoor unit controller through the address of the indoor unit controller. The address of the indoor unit controller may be assigned by the outdoor unit controller or may be configured in advance. The indoor unit controllers and the addresses can be in one-to-one correspondence.
The outdoor machine controller is used as a master device, and the at least one indoor machine controller is used as a slave device.
As shown in fig. 3, an embodiment of the present invention provides a central air conditioning system, including:
the system comprises an intelligent controller 101, a first lora communication module 102, an outdoor unit controller 103, at least one indoor unit controller 104, an outdoor unit homebus transceiver 301, at least one indoor unit homebus transceiver 302, a network platform server 303, a wifi router 304 and at least one mobile terminal 305;
the intelligent controller 101 includes: an intelligent control module 1012, a second lora communication module 1013, a noise reduction module 306, at least one microphone 307, and a wifi communication module 308;
the indoor unit homebus transceiver 302 corresponding to each indoor unit controller 104;
the noise reduction module 306 is connected with the intelligent control module 1012, the intelligent control module 1012 is connected with the second lora communication module 1013, the second lora communication module 1013 is connected with the first lora communication module 102, the first lora communication module 102 is connected with the outdoor unit controller 103, the outdoor unit controller 103 is connected with the outdoor unit homebus transceiver 301, the outdoor unit homebus transceiver 301 is connected with each indoor unit homebus transceiver 302 through a homebus signal line, and each indoor unit homebus transceiver 302 is connected with the corresponding indoor unit controller 104.
Two microphones 307, one mobile terminal 305, two indoor unit controllers 104, two indoor unit homebus transceivers 302 are shown.
In an embodiment of the present invention, the central air conditioning system further includes: and the at least one display lamp is connected with the intelligent control module. The intelligent control module indicates the state information of the intelligent controller such as switch, network connection, voice activation and the like by lighting the corresponding display lamp.
In an embodiment of the present invention, the central air conditioning system further includes: the indoor unit controller comprises an infrared remote controller and at least one infrared receiving module, each indoor unit controller corresponds to one infrared receiving module, and each infrared receiving module is connected with the corresponding indoor unit controller.
The infrared remote controller is used for sending an infrared signal and sending the infrared signal to the target infrared receiving module;
the infrared receiving module is used for sending the infrared signal to the connected indoor unit controller after receiving the infrared signal;
the indoor unit controller is used for controlling the operation of the corresponding indoor unit according to the received infrared signal, generating a fifth control command according to the infrared signal and sending the fifth control command to the outdoor unit controller;
and the outdoor unit controller is used for controlling the operation of the outdoor unit according to the fifth control command.
In an embodiment of the present invention, the central air conditioning system further includes: an audio power amplification unit and a speaker;
the audio power amplification unit is connected with the intelligent control module, and the loudspeaker is connected with the audio power amplification unit;
the intelligent control module is used for sending an audio signal to be played to the audio power amplification unit;
and the audio power amplification unit is used for receiving the audio signal to be played sent by the intelligent control module and driving the loudspeaker to play the audio signal to be played.
For example, the audio signal to be played includes operation information of the air conditioner, and the audio power amplification unit drives the speaker to play the operation information of the air conditioner, so that part of interaction between the air conditioner and a user is realized.
The intelligent control module generates a sound electric signal that the bedroom air conditioner is opened according to the extracted information that the bedroom air conditioner is opened and the information is synthesized by voice; the audio power amplification unit is used for amplifying the power of the audio signal of the intelligent control module and driving the loudspeaker to make a sound, the air conditioner is used for playing the sound of 'the bedroom air conditioner is turned on', and the user knows that the previous voice command is executed by hearing the sound, so that the interaction between the air conditioner and the user is completed.
In an embodiment of the invention, a user opens a special APP program of the mobile terminal and distributes a network for the intelligent controller according to an interface prompt. When the distribution network is completed, the equipment is connected to the Internet, and the indicating lamp is normally on at the moment to prompt that the network connection is successful
The central air-conditioning system provided by the embodiment of the invention can be a small multi-connected central air-conditioning system.
In the embodiment of the invention, the voice artificial intelligence and the network connection mode are adopted simultaneously, so that the defects that the traditional wire controller has a single control mode, cannot perform scene control and the like can be overcome, the requirements of users with more rooms and high room price in particular are met, the voice and mobile phone control is realized, the scene editing and control are realized, and the intelligent network controller is more convenient, more intelligent, more energy-saving and more reliable.
The embodiments of the invention have at least the following beneficial effects:
1. in the embodiment of the invention, the voice acquisition unit can receive the first user instruction in a voice form, and the first user instruction is analyzed by the intelligent control module and then sent to the outdoor unit controller, so that the outdoor unit controller can control the outdoor unit to operate according to the voice instruction of the user, the outdoor unit controller generates the second control instruction and sends the second control instruction to the indoor unit controller, and the indoor unit controller can control the indoor unit to operate according to the voice instruction of the user, therefore, the user can control the operation of the air conditioner through voice, and the air conditioner can be controlled more conveniently.
2. In the embodiment of the invention, the intelligent controller and the outdoor unit controller are communicated through the first lora communication module and the second lora communication module, so that the wireless communication based on the lora protocol is realized, the long-distance transmission can be realized under the condition of ensuring the stable communication, and the wall penetrating performance is better than that of the WiFi communication.
3. In the embodiment of the invention, the voice artificial intelligence and the network connection mode are adopted simultaneously, so that the defects that the traditional wire controller has a single control mode, cannot perform scene control and the like can be overcome, the requirements of users with more rooms and high room price in particular are met, the voice and mobile phone control is realized, the scene editing and control are realized, and the intelligent network controller is more convenient, more intelligent, more energy-saving and more reliable.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other similar elements in a process, method, article, or apparatus that comprises the element.
Those of ordinary skill in the art will understand that: all or part of the steps for realizing the method embodiments can be completed by hardware related to program instructions, the program can be stored in a computer readable storage medium, and the program executes the steps comprising the method embodiments when executed; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
Finally, it is to be noted that: the above description is only a preferred embodiment of the present invention, and is only used to illustrate the technical solutions of the present invention, and not to limit the protection scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (8)
1. A central air conditioning system, comprising: the system comprises an intelligent controller, a first lora communication module, an outdoor unit controller and at least one indoor unit controller;
the intelligent controller comprises: the system comprises a voice acquisition unit, an intelligent control module and a second lora communication module;
the voice acquisition unit is connected with the intelligent control module, the intelligent control module is connected with the second lora communication module, the second lora communication module is connected with the first lora communication module, the first lora communication module is connected with the outdoor unit controller, and the outdoor unit controller is connected with the at least one indoor unit controller;
the voice acquisition unit is used for receiving a first user instruction in a voice form input from the outside, converting the first user instruction in the voice form into a signal format which can be recognized by the intelligent control module, and sending the converted first user instruction to the intelligent control module;
the intelligent control module is used for analyzing the first user instruction, generating a first control command and sending the first control command to the second lora communication module;
the second lora communication module is used for sending the received first control command to the first lora communication module through a lora network;
the first lora communication module is configured to send the received first control command to the outdoor unit controller;
the outdoor unit controller is used for controlling the operation of an outdoor unit according to the first control command, generating a second control command according to the first control command, and sending the second control command to at least one indoor unit controller;
the indoor unit controller is used for controlling the corresponding indoor unit to operate according to the second control command when receiving the second control command sent by the outdoor unit controller;
further comprising: an outdoor unit homebus transceiver and at least one indoor unit homebus transceiver;
each indoor unit homebus transceiver corresponds to each indoor unit controller;
the outdoor unit controller is connected with the outdoor unit homebus transceiver, the outdoor unit homebus transceiver is connected with each indoor unit homebus transceiver through a homebus signal line, and each indoor unit homebus transceiver is connected with the corresponding indoor unit controller;
the outdoor unit controller is used for sending the second control command to the outdoor unit homebus transceiver;
the outdoor unit homebus transceiver is used for sending the second control command to at least one indoor unit homebus transceiver through the homebus signal line according to a homebus protocol;
the indoor unit homebus transceiver is used for sending the second control command to the corresponding indoor unit controller when receiving the second control command;
a pin D1 of the outdoor unit homebus transceiver is connected with the output end of the outdoor unit controller, and a pin D0 of the outdoor unit homebus transceiver is connected with the input end of the outdoor unit controller;
an INa pin of the outdoor unit homebus transceiver is connected with a first end of a first outdoor resistor, a second end of the first outdoor resistor is connected with a first end of a first outdoor capacitor, and a second end of the first outdoor capacitor is connected with a first homebus differential signal line;
an INb pin of the outdoor unit homebus transceiver is connected with a first end of a second outdoor resistor, a second end of the second outdoor resistor is connected with a first end of a second outdoor capacitor, and a second end of the second outdoor capacitor is connected with a second homebus differential signal line;
an OUTA pin of the outdoor unit homebus transceiver is connected with a first end of a third outdoor capacitor, and a second end of the third outdoor capacitor is connected with the first homebus differential signal line;
an OUTb pin of the outdoor unit homebus transceiver is connected with a first end of a fourth outdoor capacitor, and a second end of the fourth outdoor capacitor is connected with the second homebus differential signal line;
a first end of a third outdoor resistor is connected with the first homebus differential signal line, a second end of the third outdoor resistor is connected with a first end of a fifth outdoor capacitor, a first end of a fourth outdoor resistor is connected with the second homebus differential signal line, a second end of the fourth outdoor resistor is connected with a first end of the fifth outdoor capacitor, and a second end of the fifth outdoor capacitor is grounded;
a pin D1 of the indoor unit homebus transceiver is connected with the output end of the indoor unit controller, and a pin D0 of the indoor unit homebus transceiver is connected with the input end of the indoor unit controller;
an INa pin of the indoor unit homebus transceiver is connected with a first end of a first indoor resistor, a second end of the first indoor resistor is connected with a first end of a first indoor capacitor, and a second end of the first indoor capacitor is connected with a first homebus differential signal line;
an INb pin of the indoor unit homebus transceiver is connected with a first end of a second indoor resistor, a second end of the second indoor resistor is connected with a first end of a second indoor capacitor, and a second end of the second indoor capacitor is connected with a second homebus differential signal line;
an OUTA pin of the indoor unit homebus transceiver is connected with a first end of a third indoor capacitor, and a second end of the third indoor capacitor is connected with the first homebus differential signal line;
an OUTb pin of the indoor unit homebus transceiver is connected with a first end of a fourth indoor capacitor, and a second end of the fourth indoor capacitor is connected with the second homebus differential signal line;
the first end of the third indoor resistor is connected with the first homebus differential signal line, the second end of the third indoor resistor is connected with the first end of the fifth indoor capacitor, the first end of the fourth indoor resistor is connected with the second homebus differential signal line, the second end of the fourth indoor resistor is connected with the first end of the fifth indoor capacitor, and the second end of the fifth indoor capacitor is grounded.
2. Central air-conditioning system according to claim 1,
the outdoor unit controller is connected with the outdoor unit homebus transceiver through a UART serial port;
each indoor unit homebus transceiver is connected with the corresponding indoor unit controller through a UART serial port;
the outdoor unit controller is used for sending the second control command in the form of a UART serial port signal to the outdoor unit homebus transceiver;
the outdoor unit homebus transceiver is used for converting the second control command in the UART serial port signal form into the second control command in the homebus signal form, and sending the second control command in the homebus signal form to at least one indoor unit homebus transceiver through the homebus signal line according to a homebus protocol;
and the indoor unit homebus transceiver is used for converting the second control command in the homebus signal form into the second control command in the UART serial port signal form and sending the second control command in the UART serial port signal form to the corresponding indoor unit controller when receiving the second control command in the homebus signal form.
3. Central air-conditioning system according to claim 1,
further comprising: the system comprises a network platform server, a wifi router and at least one mobile terminal;
the intelligent controller further comprises: a wifi communication module;
the at least one mobile terminal is connected with the network platform server through a network, the network platform server is connected with the wifi router through the network, the wifi router is connected with the wifi communication module, and the wifi communication module is connected with the intelligent control module;
the mobile terminal is used for receiving a second user instruction input by a user and sending the second user instruction to the network platform server;
the network platform server is used for sending the second user instruction to the wifi router;
the wifi router is used for sending the second user instruction to the wifi communication module;
the wifi communication module is used for sending the second user instruction to the intelligent control module;
the intelligent control module is used for analyzing the second user instruction, generating a third control command and sending the third control command to the second lora communication module;
the second lora communication module is used for sending the received third control command to the first lora communication module through a lora network;
the first lora communication module is configured to send the received third control command to the outdoor unit controller;
the outdoor unit controller is used for controlling the outdoor unit to operate according to the third control command, generating a fourth control command according to the third control command, and sending the fourth control command to at least one indoor unit controller;
and the indoor unit controller is used for controlling the corresponding indoor unit to operate according to the fourth control command when receiving the fourth control command sent by the outdoor unit controller.
4. Central air-conditioning system according to claim 3,
the second user instruction comprises: appointing an air conditioner to operate according to a target air conditioner operation mode;
the intelligent control module is used for analyzing the command of the specified air conditioner running according to the target air conditioner running mode and generating a third control command;
the outdoor unit controller is used for controlling the outdoor unit to operate according to the target air conditioner operation mode according to the third control command;
and the indoor unit controller is used for controlling the corresponding indoor unit to operate according to the target air conditioner operation mode according to the fourth control command when the fourth control command sent by the outdoor unit controller is received.
5. Central air-conditioning system according to claim 3,
the intelligent control module is further used for acquiring the operation information of the air conditioner and sending the operation information to the wifi communication module;
the wifi communication module is further used for sending the operation information to the wifi router;
the wifi router is further used for sending the operation information to the network platform server;
the network platform server is further used for sending the operation information to the mobile terminal requesting the operation information.
6. Central air-conditioning system according to claim 1,
the voice acquisition unit comprises: a noise reduction module and at least one microphone;
the at least one microphone is connected with the noise reduction module, and the noise reduction module is connected with the intelligent control module;
the microphone is used for picking up the first user instruction in the form of voice input from the outside, converting the first user instruction in the form of voice into the first user instruction in the form of electric signal, and sending the first user instruction in the form of electric signal to the noise reduction module;
the noise reduction module is used for performing noise reduction processing on the first user instruction in the form of an electric signal, converting the first user instruction subjected to noise reduction processing into a signal format which can be identified by the intelligent control module, and sending the converted first user instruction to the intelligent control module.
7. Central air-conditioning system according to claim 6,
the at least one microphone includes: two or more microphones.
8. Central air-conditioning system according to any one of claims 1 to 7,
the outdoor unit controller is further configured to store an address of each indoor unit controller, determine, according to the first control command, a target address of at least one indoor unit controller that needs to be controlled by the first control command, and send the second control command to the indoor unit controller corresponding to the at least one target address.
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| CN201811229511.5A CN109458720B (en) | 2018-10-22 | 2018-10-22 | Central air-conditioning system |
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| CN201811229511.5A CN109458720B (en) | 2018-10-22 | 2018-10-22 | Central air-conditioning system |
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| CN112413835B (en) * | 2019-08-20 | 2022-04-12 | 广东美的制冷设备有限公司 | Air conditioning system, air conditioning control method and device thereof, and readable storage medium |
| CN112303806B (en) * | 2020-10-19 | 2023-11-17 | 青岛海信日立空调***有限公司 | Communication circuit and air conditioner |
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| CN2690784Y (en) * | 2004-03-24 | 2005-04-06 | 海尔集团公司 | Air conditioner with line controller for realizing interactive operation |
| JP6749131B2 (en) * | 2016-04-11 | 2020-09-02 | 三菱電機株式会社 | Control device, server, noise monitoring system, heat pump device and program |
| CN206018822U (en) * | 2016-08-24 | 2017-03-15 | 珠海格力电器股份有限公司 | Air-conditioner |
| CN107514709A (en) * | 2017-08-15 | 2017-12-26 | 广东美的制冷设备有限公司 | Multi-gang air-conditioner device system, control method, outdoor unit and storage medium |
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