CN205299829U - Split type one drags many air conditioners controller and air conditioning equipment - Google Patents
Split type one drags many air conditioners controller and air conditioning equipment Download PDFInfo
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- CN205299829U CN205299829U CN201520840205.0U CN201520840205U CN205299829U CN 205299829 U CN205299829 U CN 205299829U CN 201520840205 U CN201520840205 U CN 201520840205U CN 205299829 U CN205299829 U CN 205299829U
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Abstract
The utility model provides one kind split type one is dragged many air conditioners controller for control a plurality of indoor sets, drag a main control board and one drag the multimode board including one, one drags the multimode board to connect order wire output port and each that drags a main control board between the order wire input port of indoor set, one drags the multimode board to incite somebody to action an order wire output port who drags a main control board is with a plurality of the order wire input port of indoor set establishs communication connection respectively. Use former one drag the basis of a main control board on, has still set up one and has dragged the multimode board, this one drags the multimode board to drag a main control board and a plurality of indoor sets to establish communication connection with one, reaches one purpose of dragging a main control board can control a plurality of indoor sets, the scheme degree of difficulty, with low costs does not need to research and develop again one and drags many air conditioner control ends.
Description
Technical field
This utility model relates to air conditioner controlling technology, particularly relates to a kind of many air-conditioner controllers of detachable one and air-conditioning equipment.
Background technology
In current detachable one multi-air-conditioner application, one to drag the outer machine controller of many air-conditionings frequency conversion be integral type exploitation, as long as so function is improved or technological improvement etc. then needs whole controller again to develop, development difficulty is big, waste and exploit natural resources.
Utility model content
This utility model purpose is in that to provide a kind of many air-conditioner controllers of detachable one, it is possible to uses and expands to detachable one multi-air-conditioner controller on the basis of former one-to-one master control borad, solves the problems referred to above.
A kind of many air-conditioner controllers of detachable one, for controlling multiple indoor set, multimode plate is dragged including one-to-one master control borad and one, described one drags multimode plate to be connected between order wire output port and the order wire input port of each described indoor set of described one-to-one master control borad, and described one drags multimode plate that the order wire input port of the order wire output port of described one-to-one master control borad Yu multiple described indoor sets is set up communication connection respectively.
Wherein in an embodiment, described one drags multimode plate to include:
For the order wire input port being connected with the order wire output port of described one-to-one master control borad;
The first fire wire output end mouth that multiple and described alternating current power supply live wire is connected, and each described first fire wire output end mouth is for being connected with the live wire input port of indoor set each described;
The first zero line output port that multiple and described alternating current power supply zero line is connected, and each described first zero line output port is for being connected with the zero line input port of indoor set each described;
Multiple order wire output ports for being connected with the order wire input port of indoor set each described;
Signal processing module, is connected between described order wire input port and multiple described order wire output port.
Wherein in an embodiment, described one drags multimode plate also to include:
The the second fire wire output end mouth being connected with alternating current power supply live wire, and described second fire wire output end mouth is for being connected with the live wire input port of described one-to-one master control borad;
The the second zero line output port being connected with alternating current power supply zero line, and described second zero line output port is for being connected with the zero line input port of described one-to-one master control borad.
Wherein in an embodiment, described signal processing module includes the first controller, a first current ring communication current source, a first current ring communication host circuit and multiple first current ring communication from dynamo-electric road, wherein:
Described first current ring communication current source is connected with described first current ring communication host circuit, alternating current power supply live wire and alternating current power supply zero line, is used for providing current source;
Described first current ring communication host circuit drags the described order wire input port of multimode plate and the first controller to be connected with described one, and the order wire output port of described one-to-one master control borad is received described first controller;
Described first controller is connected from dynamo-electric road with the first current ring communication each described;
Described first current ring communication drags the first current ring communication current source of multimode plate, the first zero line output port and the first controller to be connected from dynamo-electric road with described one, described one drags the order wire output port foundation of multimode plate to communicate to connect the order wire output port of described one-to-one master control borad and each.
Wherein in an embodiment, described first current ring communication current source includes the first resistance, the first diode, the first electrochemical capacitor and Zener diode, wherein:
The one of described first resistance terminates described first current ring communication host circuit, and another terminates the anode of described first diode, and the negative electrode of described first diode connects described alternating current power supply live wire;
The positive pole of described first electrochemical capacitor connects the negative electrode of described alternating current power supply zero line and described Zener diode, the negative pole of described first electrochemical capacitor connects one end of described first resistance and the anode of described Zener diode, the positive pole of the positive pole of described first electrochemical capacitor and negative pole respectively described current source and negative pole.
Wherein in an embodiment, described first current ring communication host circuit includes the second diode, the first photoelectrical coupler, the second photoelectrical coupler, the second resistance and the 3rd resistance, wherein:
The anode of described second diode connects the described one order wire input port dragging multimode plate, and negative electrode connects the luminous source input of described first photoelectrical coupler;
The luminous source output of described first photoelectrical coupler terminates the light-receiving device input of described second photoelectrical coupler, the light-receiving device input of described first photoelectrical coupler is terminated the main receiving port of described first controller and is connect the positive pole of described current source by described second resistance, the light-receiving device output head grounding of described first photoelectrical coupler;
The luminous source input of described second photoelectrical coupler terminates the positive pole of described current source, the luminous source input of described second photoelectrical coupler connects the main emission port of described first controller by described 3rd resistance, and the light-receiving device output of described second photoelectrical coupler terminates the negative pole of described current source.
Wherein in an embodiment, described first current ring communication includes the 3rd photoelectrical coupler, the 4th photoelectrical coupler, the 3rd diode, the 4th resistance and the 5th resistance from dynamo-electric road, wherein:
The luminous source input of described 3rd photoelectrical coupler terminates the positive pole of described current source, the luminous source outfan of described 3rd photoelectrical coupler by described 4th resistance connect described first controller from emission port, the light-receiving device input of described 3rd photoelectrical coupler terminates the luminous source outfan of described 4th photoelectrical coupler, the light-receiving device output of described 3rd photoelectrical coupler terminates the anode of described 3rd diode, and the negative electrode of described 3rd diode connects the described one described order wire output port dragging multimode plate;
The luminous source input of described 4th photoelectrical coupler terminates described first zero line output port, first controller described in the light-receiving device input of described 4th photoelectrical coupler from receiving port and the positive pole being connect described current source by described 5th resistance, the light-receiving device output head grounding of described 4th photoelectrical coupler.
Wherein in an embodiment, described one-to-one master control borad includes IPM module, second controller and the second current ring communication from dynamo-electric road, wherein:
Described second controller is connected with described IPM module, controls the work of described IPM module;
Described second current ring communication is connected from dynamo-electric road with the second controller of described one-to-one master control borad, zero line input port, order wire output port.
Wherein in an embodiment, described indoor set includes the 3rd controller, the second current ring communication host circuit and the second current ring communication current source, wherein:
Described second current ring communication host circuit is connected with the order wire input port of described indoor set, the second current ring communication current source and the 3rd controller; Described second current ring communication current source is connected with zero line input port and the live wire input port of described indoor set.
This utility model additionally provides a kind of air-conditioning equipment, including an off-premises station and multiple indoor set, and the above-mentioned many air-conditioner controllers of detachable one, the many air-conditioner controllers of described detachable one are arranged in described off-premises station.
The many air-conditioner controllers of above-mentioned detachable one are using on the basis of former one-to-one master control borad, it is also provided with one and drags multimode plate, this one drags multimode plate one-to-one master control borad and multiple indoor sets can be set up communication connection, reach an one-to-one master control borad and can control the purpose of multiple indoor set, scheme difficulty, cost are low, it is not necessary to many airconditioning control ends are dragged in research and development one again.
Accompanying drawing explanation
Fig. 1 is the module diagram of the many air-conditioner controllers of detachable one in this utility model preferred embodiment;
Fig. 2 one drags the circuit theory diagrams of multimode plate in the many air-conditioner controllers of detachable one shown in Fig. 1;
Fig. 3 is the circuit theory diagrams of the many air-conditioner controllers of detachable one in this utility model preferred embodiment.
Detailed description of the invention
In order to make the technical problems to be solved in the utility model, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated. Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model.
Refer to Fig. 1 and Fig. 2, the many air-conditioner controllers 200 of detachable one in this utility model preferred embodiment, for controlling multiple indoor set 100, the many air-conditioner controllers 200 of detachable one include one-to-one master control borad 210 and and drag multimode plate 220, described one drags multimode plate 220 to be connected between the order wire output port S11 of described one-to-one master control borad 210 and the order wire input port S12 of each described indoor set 100, one drags multimode plate 220 that the order wire input port S12 of the order wire output port S11 of described one-to-one master control borad 210 Yu multiple described indoor sets 100 is set up communication connection respectively.
Wherein in an embodiment, described one drags multimode plate 220 to include mono-the second fire wire output end mouth L0 of an order wire input port S0, second zero line output port N0, multiple first fire wire output end mouth L1��Ln, multiple first zero line output port N1��Nn, multiple order wire output port S1��Sn and signal processing module 221.
One drags the order wire input port S0 of multimode plate 220 to be connected for the order wire output port S11 with described one-to-one master control borad 210, accesses the signal of communication of one-to-one master control borad 210 output. Second fire wire output end mouth L0 is connected with alternating current power supply live wire L, and described second fire wire output end mouth L0 is for being connected with the live wire input port L11 of described one-to-one master control borad 210; Second zero line output port N0 is connected with alternating current power supply zero line N, and described second zero line output port N0 is for being connected with the zero line input port N11 of described one-to-one master control borad 210, provides alternating current power supply for off-premises station.
Each first fire wire output end mouth L1��Ln connects and is connected with described alternating current power supply live wire L, and each described first fire wire output end mouth L1��Ln is for being connected with the live wire input port L12 of indoor set each described 100; Each first zero line output port N1��Nn is connected with described alternating current power supply zero line N, and each described first zero line output port N1��Nn is for being connected with the zero line input port L12 of indoor set each described 100, provides alternating current power supply for indoor set 100.
One drags each order wire output port S1��Sn of multimode plate 220 to be connected for the order wire input port S12 with indoor set each described 100. Signal processing module 221 is connected between an order wire input port S0 dragging multimode plate 220 and multiple described order wire output port S1��Sn, and the order wire input port S12 of the order wire output port S11 of described one-to-one master control borad 210 Yu multiple described indoor sets 100 is set up communication connection respectively.
Signal processing module 221 includes the first controller MCU1,222, first current ring communication host circuit 223 of a first current ring communication current source and multiple first current ring communication from dynamo-electric road 224.
Described first current ring communication current source 222 is connected with described first current ring communication host circuit 223, alternating current power supply live wire L and alternating current power supply zero line N, is used for providing current source VCC; Described first current ring communication host circuit 223 drags the described order wire input port S0 and the first controller MCU1 of multimode plate 220 to be connected with described one, and the order wire output port S11 of described one-to-one master control borad 210 is received described first controller MCU1; Described first controller MCU1 is connected from dynamo-electric road 224 with the first current ring communication each described, incoming communication signal is respectively outputted to each described first current ring communication from dynamo-electric road 224; Described first current ring communication drags first current ring communication current source the 222, the first zero line output port N1��Nn and the first controller MCU1 of multimode plate 220 to be connected from dynamo-electric road 224 with described one, described one drags the order wire output port foundation of multimode plate 220 to communicate to connect with each order wire output port S11 of described one-to-one master control borad 210.
First current ring communication current source 222 includes the first resistance R1, the first diode D1, the first electrochemical capacitor E1 and Zener diode Z1.
The one of described first resistance R1 terminates described first current ring communication host circuit 223, the anode of the described first diode D1 of another termination of described first resistance R1, and the negative electrode of described first diode D1 meets described alternating current power supply live wire L; The positive pole of described first electrochemical capacitor E1 connects the negative electrode of described alternating current power supply zero line N and described Zener diode Z1, the negative pole of described first electrochemical capacitor E1 connects one end of described first resistance R1 and the anode of described Zener diode Z1, the positive pole of the positive pole of described first electrochemical capacitor E1 and negative pole respectively described current source VCC and negative pole.
First current ring communication host circuit 223 includes the second diode D2, the first photoelectrical coupler IC1, the second photoelectrical coupler IC2, the second resistance R2 and the 3rd resistance R3.
The anode of described second diode D2 meets the described one order wire input port S0 dragging multimode plate 220, and negative electrode meets the luminous source input A of described first photoelectrical coupler IC1;
The luminous source outfan K of described first photoelectrical coupler IC1 meets the light-receiving device input C of described second photoelectrical coupler IC2, the light-receiving device input C of described first photoelectrical coupler IC1 is met the main receiving port RX0 of described first controller MCU1 and is connect the positive pole of described current source VCC by described second resistance R2, the light-receiving device outfan E ground connection of described first photoelectrical coupler IC1;
The luminous source input A of described second photoelectrical coupler IC2 connects the positive pole of described current source VCC, the luminous source input A of described second photoelectrical coupler IC2 is met the light-receiving device outfan E of the main emission port TX0 of described first controller MCU1, described second photoelectrical coupler IC2 and connects the negative pole of described current source VCC by described 3rd resistance R3.
First current ring communication includes the 3rd photoelectrical coupler IC3, the 4th photoelectrical coupler IC4, the 3rd diode D3, the 4th resistance R4 and the 5th resistance R5 from dynamo-electric road 224.
The luminous source input A of described 3rd photoelectrical coupler IC3 connects the positive pole of described current source VCC, the luminous source outfan K of described 3rd photoelectrical coupler IC3 by described 4th resistance R4 connect described first controller MCU1 from emission port TX1, the light-receiving device input C of described 3rd photoelectrical coupler IC3 meets the luminous source outfan K of described 4th photoelectrical coupler IC4, the light-receiving device outfan E of described 3rd photoelectrical coupler IC3 connects the anode of described 3rd diode D3, the negative electrode of described 3rd diode D3 meets described one one of them described order wire output port S1 dragging multimode plate 220.
The luminous source input A of described 4th photoelectrical coupler IC4 meets described first zero line output port N1��Nn, first controller MCU1 described in the light-receiving device input C of described 4th photoelectrical coupler IC4 from receiving port RX1 and the positive pole being met described current source VCC by described 5th resistance R5, the light-receiving device outfan E ground connection of described 4th photoelectrical coupler IC4.
The luminous source of photoelectrical coupler is generally light emitting diode, the anode of its input, outfan respectively light emitting diode, negative electrode; The light-receiving device of photoelectrical coupler is generally phototriode, its input, outfan respectively phototriode colelctor electrode, emitter stage.
A kind of air-conditioning equipment includes an off-premises station and multiple indoor set 100 and the above-mentioned many air-conditioner controllers 200 of detachable one, and the many air-conditioner controllers of described detachable one 200 are arranged in described off-premises station.
In the present embodiment, one-to-one master control borad 210 includes IPM module, second controller MCU2 and the second current ring communication from dynamo-electric road 211, wherein: described second controller MCU2 is connected with described IPM module, controls the work of described IPM module; Described second current ring communication is connected from dynamo-electric road 211 with the second controller MCU2 of described one-to-one master control borad 210, zero line input port N11, order wire output port S11.
Indoor set includes the 3rd controller MCU3, the second current ring communication host circuit 110 and the second current ring communication current source 120, wherein: described second current ring communication host circuit 110 is connected with the order wire input port S12 of described indoor set, the second current ring communication current source 120 and the 3rd controller MCU3;Described second current ring communication current source 110 is connected with the zero line input port N12 and live wire input port L12 of described indoor set.
In the present embodiment, with reference to Fig. 3 it can be seen that the second current ring communication of one-to-one master control borad 210 is identical from the circuit theory of dynamo-electric road the 224, first current ring communication host circuit 223 and the first current ring communication current source 222 with the first current ring communication of the many air-conditioner controllers of detachable one 200 from dynamo-electric road 211, the second current ring communication host circuit 110 of indoor set and the circuit theory of the second current ring communication current source 120. Here repeat no more.
The operation principle of the many air-conditioner controllers 200 of detachable one is: when alternating current power supply zero line N voltage is higher than live wire L (negative half-cycle), electric current passes through the first electrochemical capacitor E1 from zero line N, Zener diode Z1, first resistance R1, first diode D1 flows to live wire L, alternating current power supply is to the first electrochemical capacitor E1 charging and provides energy for current ring communication, when the live wire L voltage of alternating current power supply is higher than zero line N (positive half period), owing to the first diode D1 ends, current loop circuit is not provided energy by alternating current power supply AC, at this moment the first electrochemical capacitor E1 is in discharge condition provides energy for current loop communication circuit.
Indoor set 100 master control borad is in transmission data mode and correspondingly one drags multimode plate 220 to be in reception state, then one drag the first controller MCU1 of multimode plate 220 from emission port TX1 low level, the 3rd photoelectrical coupler IC3 is in the conduction state, when the emission port TX of the 3rd controller MCU3 of indoor set 100 is high level, 5th photoelectrical coupler IC5 ends and makes current loop communication circuit not have electric current, 6th photoelectrical coupler IC6 cut-off, then one drag the first controller MCU1's of multimode plate 220 to receive high level from receiving port RX1, when the emission port TX of the 3rd controller MCU3 of indoor set 100 is low level, 5th photoelectrical coupler IC5 and make current loop communication circuit have electric current, 6th photoelectrical coupler IC6 conducting, then one drag the first controller MCU1's of multimode plate 220 to receive low level from receiving port RX1.
The master control borad of indoor set 100 is in reception data mode and correspondingly one drags multimode plate 220 to be in transmission state, then the 3rd controller MCU3 of indoor set 100 master control borad emission port TX place's low level and the 5th photoelectrical coupler IC5 is in the conduction state, when a first controller MCU1 dragging multimode plate 220 from transmitting terminal be high level time, 3rd photoelectrical coupler IC3 ends and makes current loop communication circuit not have electric current, 6th photoelectrical coupler IC6 cut-off, then the receiving port RX of indoor set 100 master control borad the 3rd controller MCU3 receives high level, when a first controller MCU1 dragging multimode plate 220 from emission port TX1 be low level time, 3rd photoelectrical coupler IC3 turns on and makes current loop communication circuit have electric current, 6th photoelectrical coupler IC6 conducting, the then receiving port of indoor set 100 master control borad the 3rd controller MCU3.
One drags multimode plate 220 with one-to-one master control borad 210 Principle of Communication with above-mentioned the same; And on the whole one drag multimode plate 220 to communicate with multiple indoor sets 100 after, by information data process after communicate with one-to-one master control borad 210 again, complete the controller function of detachable one multi-air-conditioner.
The many air-conditioner controllers of above-mentioned detachable one 200 are using on the basis of former one-to-one master control borad 210, it is also provided with one and drags multimode plate 220, this one drags multimode plate 220 one-to-one master control borad 210 and multiple indoor sets 100 can be set up communication connection, reach an one-to-one master control borad 210 and can control the purpose of multiple indoor set 100, scheme difficulty, cost are low, it is not necessary to many airconditioning control ends are dragged in research and development one again.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all any amendment, equivalent replacement and improvement etc. made within spirit of the present utility model and principle, should be included within protection domain of the present utility model.
Claims (10)
1. the many air-conditioner controllers of detachable one, for controlling multiple indoor set, it is characterized in that, multimode plate is dragged including one-to-one master control borad and one, described one drags multimode plate to be connected between order wire output port and the order wire input port of each described indoor set of described one-to-one master control borad, and described one drags multimode plate that the order wire input port of the order wire output port of described one-to-one master control borad Yu multiple described indoor sets is set up communication connection respectively.
2. the many air-conditioner controllers of detachable one as claimed in claim 1, it is characterised in that described drags multimode plate to include:
For the order wire input port being connected with the order wire output port of described one-to-one master control borad;
Multiple the first fire wire output end mouths being connected with alternating current power supply live wire, and each described first fire wire output end mouth is for being connected with the live wire input port of indoor set each described;
The first zero line output port that multiple and described alternating current power supply zero line is connected, and each described first zero line output port is for being connected with the zero line input port of indoor set each described;
Multiple order wire output ports for being connected with the order wire input port of indoor set each described;
Signal processing module, is connected between described order wire input port and multiple described order wire output port.
3. the many air-conditioner controllers of detachable one as claimed in claim 2, it is characterised in that described drags multimode plate also to include:
The the second fire wire output end mouth being connected with described alternating current power supply live wire, and described second fire wire output end mouth is for being connected with the live wire input port of described one-to-one master control borad;
The the second zero line output port being connected with described alternating current power supply zero line, and described second zero line output port is for being connected with the zero line input port of described one-to-one master control borad.
4. the many air-conditioner controllers of detachable one as claimed in claim 2 or claim 3, it is characterized in that, described signal processing module includes the first controller, a first current ring communication current source, a first current ring communication host circuit and multiple first current ring communication from dynamo-electric road, wherein:
Described first current ring communication current source is connected with described first current ring communication host circuit, alternating current power supply live wire and alternating current power supply zero line, is used for providing current source;
Described first current ring communication host circuit drags the described order wire input port of multimode plate and the first controller to be connected with described one, and the order wire output port of described one-to-one master control borad is received described first controller;
Described first controller is connected from dynamo-electric road with the first current ring communication each described;
Described first current ring communication drags the first current ring communication current source of multimode plate, the first zero line output port and the first controller to be connected from dynamo-electric road with described one, described one drags the order wire output port foundation of multimode plate to communicate to connect the order wire output port of described one-to-one master control borad and each.
5. the many air-conditioner controllers of detachable one as claimed in claim 4, it is characterised in that described first current ring communication current source includes the first resistance, the first diode, the first electrochemical capacitor and Zener diode, wherein:
The one of described first resistance terminates described first current ring communication host circuit, and another terminates the anode of described first diode, and the negative electrode of described first diode connects described alternating current power supply live wire;
The positive pole of described first electrochemical capacitor connects the negative electrode of described alternating current power supply zero line and described Zener diode, the negative pole of described first electrochemical capacitor connects one end of described first resistance and the anode of described Zener diode, the positive pole of the positive pole of described first electrochemical capacitor and negative pole respectively described current source and negative pole.
6. the many air-conditioner controllers of detachable one as claimed in claim 4, it is characterised in that described first current ring communication host circuit includes the second diode, the first photoelectrical coupler, the second photoelectrical coupler, the second resistance and the 3rd resistance, wherein:
The anode of described second diode connects the described one order wire input port dragging multimode plate, and negative electrode connects the luminous source input of described first photoelectrical coupler;
The luminous source output of described first photoelectrical coupler terminates the light-receiving device input of described second photoelectrical coupler, the light-receiving device input of described first photoelectrical coupler is terminated the main receiving port of described first controller and is connect the positive pole of described current source by described second resistance, the light-receiving device output head grounding of described first photoelectrical coupler;
The luminous source input of described second photoelectrical coupler terminates the positive pole of described current source, the luminous source input of described second photoelectrical coupler connects the main emission port of described first controller by described 3rd resistance, and the light-receiving device output of described second photoelectrical coupler terminates the negative pole of described current source.
7. the many air-conditioner controllers of detachable one as claimed in claim 4, it is characterised in that described first current ring communication includes the 3rd photoelectrical coupler, the 4th photoelectrical coupler, the 3rd diode, the 4th resistance and the 5th resistance from dynamo-electric road, wherein:
The luminous source input of described 3rd photoelectrical coupler terminates the positive pole of described current source, the luminous source outfan of described 3rd photoelectrical coupler by described 4th resistance connect described first controller from emission port, the light-receiving device input of described 3rd photoelectrical coupler terminates the luminous source outfan of described 4th photoelectrical coupler, the light-receiving device output of described 3rd photoelectrical coupler terminates the anode of described 3rd diode, and the negative electrode of described 3rd diode connects the described one described order wire output port dragging multimode plate;
The luminous source input of described 4th photoelectrical coupler terminates described first zero line output port, first controller described in the light-receiving device input of described 4th photoelectrical coupler from receiving port and the positive pole being connect described current source by described 5th resistance, the light-receiving device output head grounding of described 4th photoelectrical coupler.
8. the many air-conditioner controllers of detachable one as claimed in claim 3, it is characterised in that described one-to-one master control borad includes IPM module, second controller and the second current ring communication from dynamo-electric road, wherein:
Described second controller is connected with described IPM module, controls the work of described IPM module;
Described second current ring communication is connected from dynamo-electric road with the second controller of described one-to-one master control borad, zero line input port, order wire output port.
9. the many air-conditioner controllers of detachable one as claimed in claim 2, it is characterised in that described indoor set includes the 3rd controller, the second current ring communication host circuit and the second current ring communication current source, wherein:
Described second current ring communication host circuit is connected with the order wire input port of described indoor set, the second current ring communication current source and the 3rd controller; Described second current ring communication current source is connected with zero line input port and the live wire input port of described indoor set.
10. an air-conditioning equipment, including an off-premises station and multiple indoor set, it is characterised in that also including the many air-conditioner controllers of the detachable one as described in any one of claim 1 to 9, the many air-conditioner controllers of described detachable one are arranged in described off-premises station.
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| CN110173871A (en) * | 2019-05-10 | 2019-08-27 | 广东美的制冷设备有限公司 | Communication control method, device and the air conditioner of air conditioner |
| CN111256219A (en) * | 2020-02-13 | 2020-06-09 | 海信（山东）空调有限公司 | Multi-split air conditioner |
| CN112696742A (en) * | 2021-02-02 | 2021-04-23 | 青岛海信日立空调系统有限公司 | Air conditioner |
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2015
- 2015-10-26 CN CN201520840205.0U patent/CN205299829U/en active Active
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| CN108534298A (en) * | 2018-05-03 | 2018-09-14 | 珠海格力电器股份有限公司 | Slave telecommunication circuit, slave, electrical equipment, slave telecommunication circuit and method |
| CN108534298B (en) * | 2018-05-03 | 2023-11-14 | 珠海格力电器股份有限公司 | Slave communication circuit, slave, electrical equipment, master-slave communication circuit and method |
| CN110173871A (en) * | 2019-05-10 | 2019-08-27 | 广东美的制冷设备有限公司 | Communication control method, device and the air conditioner of air conditioner |
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| CN112696742A (en) * | 2021-02-02 | 2021-04-23 | 青岛海信日立空调系统有限公司 | Air conditioner |
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