CN201416982Y - Air conditioner temperature monitor - Google Patents

Air conditioner temperature monitor Download PDF

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Publication number
CN201416982Y
CN201416982Y CN200920055846XU CN200920055846U CN201416982Y CN 201416982 Y CN201416982 Y CN 201416982Y CN 200920055846X U CN200920055846X U CN 200920055846XU CN 200920055846 U CN200920055846 U CN 200920055846U CN 201416982 Y CN201416982 Y CN 201416982Y
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pin
connects
microprocessor
circuit
air
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李贤�
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Dongguan Ruitai Automobile Technology Co., Ltd.
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Guangzhou Xinsheng Energy-Saving Technology Co Ltd
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Abstract

The utility model relates to technology field of monitor, in particular to an air conditioner temperature monitor. The air conditioner temperature monitor comprises a main control panel for monitoringthe temperature, and a remote controller for setting the working parameter of the main control panel in remote way; the circuit part of the main control panel comprises a U2 microprocessor, an AC power converting circuit for providing stable working power supply, an IR infrared receiving circuit for receiving remote controller signals, a temperature detecting circuit for detecting the real-time temperature, a display circuit for displaying numeral value, and a power switching circuit for switching-breaking the air conditioner power supply. The air conditioner temperature monitor not only cansave energy, but also can reduce the cost of the air conditioner.

Description

Air-conditioner temperature monitor
Technical field:
The utility model relates to the watch-dog technical field, relates in particular to air-conditioner temperature monitor.
Background technology:
Electric energy is a kind of important energy, is widely used in industrial and agricultural production and the daily life.In the today of being becoming tight energy day, energy-conservationly become an important research project, people have adopted multiple mode to control the loss of electric energy, comprise the conveying from power supply, arrive the energy-efficient performance of electrical equipment itself etc., various power save modes have all played certain energy-saving effect.
Along with the raising of quality of life, air-conditioning is applied in people's the live and work more and more widely.Air-conditioning can be used for refrigeration or heats, the principle of air conditioner refrigerating is, air-conditioning is when making refrigerating operaton, the refrigerant gas of low-temp low-pressure is sucked the refrigerant gas of back pressurization becoming HTHP by compressor, the liquid of the refrigerant gas of HTHP warm high pressure during heat release becomes in outdoor heat exchanger, in the liquid of warm high pressure again through becoming the liquid of low-temp low-pressure after the throttle part throttling step-down, after absorbing heat and evaporate, the liquid refrigerant of low-temp low-pressure becomes the gas of low-temp low-pressure in indoor heat exchanger, the refrigerant gas of low-temp low-pressure is sucked by compressor again, so circulation, room air reaches the purpose that makes indoor temperature decline through the heat exchanger surface cooling that is cooled; The principle that air-conditioning heats is, air-conditioning is when making heating operation, the refrigerant gas of low-temp low-pressure is sucked the refrigerant gas of back pressurization becoming HTHP by compressor, the liquid of the refrigerant gas of HTHP warm high pressure during heat release becomes in indoor heat exchanger, in the liquid of warm high pressure again through becoming the liquid of low-temp low-pressure after the throttle part throttling step-down, after absorbing heat and evaporate, the liquid of low-temp low-pressure becomes the gas of low-temp low-pressure in heat exchanger, the gas of low-temp low-pressure is sucked by compressor again, so circulation, room air is heated through heat exchanger surface, reaches the purpose that indoor temperature is raise.
Air-conditioning is a kind of high energy consumption product, is characterized in that power is big, long operational time, and the scope of application is wide.The energy consumption of air-conditioning occupies quite big proportion in the total energy consumption of developed country, therefore, energy-conservation is the leading indicator of design during air-conditioner control system.Existing air-conditioner control system by automatic detection and the adjusting to air status parameter, keeps air-conditioning to be in the optimal working state, to reach purpose of energy saving.Air-conditioner control system is made up of sensor, transmitter and display the automatic detection of air status parameter, sensor is the key link that detects air status parameter, sensor commonly used has temperature sensor, humidity sensor, pressure sensor etc., and the inertia of sensor and precision are bigger to the precision influence of air-conditioner control system.Air-conditioner control system is the core of air-conditioning control to the automatic adjusting of air status parameter, general controlled variable is an environment temperature, a formula adjuster or PID adjuster are adopted in this automatic adjusting more, also have the branch of employing journey, feedback to add regulative modes such as feedforward, serial connection, realize regulating automatically.Though this air-conditioner control system can well play energy-conservation effect, its system's design is complicated, has increased the cost of air-conditioning, can't have both energy-conservation and two aspects of saving cost.
The utility model content:
The purpose of this utility model is to provide a kind of air-conditioner temperature monitor at the deficiencies in the prior art, and this air-conditioner temperature monitor both can play energy-conservation effect, can reduce the cost of air-conditioning again.
For achieving the above object, the utility model adopts following technical scheme: air-conditioner temperature monitor, and it comprises the master control borad that is used for monitoring temperature, and is used for the remote controller that remote control is provided with the master control borad running parameter; The circuit part of described master control borad comprises the U2 microprocessor, be used to provide the AC power supplies change-over circuit of steady operation power supply, be used to receive remote controller signal the IR infrared receiving circuit, be used to detect real time temperature temperature sensing circuit, be used to show the display circuit of numerical value, and the power switch circuit that is used for break-make air-conditioning power supply; Described AC power supplies change-over circuit, IR infrared receiving circuit and temperature sensing circuit insert the U2 microprocessor respectively, and described U2 microprocessor connects display circuit and power switch circuit.
The model of described U2 microprocessor is MEGA48, and the output of described AC power supplies change-over circuit connects the 6th pin VCC of U2 microprocessor.
Described power switch circuit comprises relay J 2, triode transistor Q1, voltage-stabiliser tube D1, and resistance R 13, R1, R5 and R6; The base stage of described Q1 connects the end of R1, the other end of R1 connects the 1st pin PD0 of U2 microprocessor, the grounded emitter of Q1, R13 be connected that the base stage of stating Q1 connects and emitter stage between, the colelctor electrode of Q1 connects coil one end of J2 and the positive pole of D1, the coil other end of J2 and the negative pole of D1 are connected the 5V power supply, and the input ACH1 of air-conditioning power supply connects the movable contact of J2, and the output V1N of air-conditioning power supply connects the normally-closed contact that R6 and R5 meet J2 more successively.
The value of described J2 is 10A, and the value of R13 is 10K, and the value of R1 is 3K, and the value of R5 is 300u, and the value of R6 is 1K, and the model of D1 is 4007.
Described temperature sensing circuit comprises negative tempperature coefficient thermistor NTC and resistance R 19; The end of R19 connects the 6th pin VCC of U2 microprocessor, and the other end of R19 connects the 1st pin of NTC, and the 2nd pin of NTC connects the 27th pin PC5 of U2 microprocessor.
Described display circuit comprises LED charactron U3, triode transistor Q3 and Q4, and resistance R 11, R12, R17 and R18; The model of U3 is SMG_38, and the value of resistance R 11, R12, R17 and R18 is 1K; One end of described resistance R 12 connects the 6th pin VCC of U2 microprocessor, and the other end of R12 connects the emitter stage of Q4, and the base stage of Q4 connects the end of R18, and the other end of R18 connects the 24th pin PC2 of U2 microprocessor, and the colelctor electrode of Q4 connects the 8th pin C0 of U3; One end of described resistance R 11 connects the 6th pin VCC of U2 microprocessor, and the other end of R11 connects the emitter stage of Q3, and the base stage of Q3 connects the end of R17, and the other end of R17 connects the 23rd pin PC1 of U2 microprocessor, and the colelctor electrode of Q3 connects the 9th pin C1 of U3; The 0th pin SEG0 of described U3 connects the 13rd pin PB0 of U2 microprocessor, the 1st pin SEG1 of U3 connects the 14th pin PB1 of U2 microprocessor, the 2nd pin SEG2 of U3 connects the 15th pin PB2 of U2 microprocessor, the 3rd pin SEG3 of U3 connects the 16th pin PB3 of U2 microprocessor, the 4th pin SEG4 of U3 connects the 17th pin PB4 of U2 microprocessor, the 5th pin SEG5 of U3 connects the 18th pin PB5 of U2 microprocessor, the 6th pin SEG6 of U3 connects the 8th pin PB6 of U2 microprocessor, and the 7th pin SEG7 of U3 connects the 9th pin PB7 of U2 microprocessor.
Described IR infrared receiving circuit comprises infrared receiving tube IR, and the 1st pin of IR connects the 6th pin VCC of U2 microprocessor, and the 2nd pin of IR connects the 3rd pin PD2 of U2 microprocessor, the 3rd pin ground connection of IR.
Described remote controller comprises the IC1 microprocessor, the keyboard of band numerical key, cryptographic key and acknowledgement key, and IR1 infrared transmitting tube; Described keyboard inserts the IC1 microprocessor, and the IC1 microprocessor driven connects the IR1 infrared transmitting tube.
The circuit part of described master control borad also comprises the acousto-optic condition indication circuit, and this acousto-optic condition indication circuit comprises buzzer MK1, LED light emitting diode D9 and resistance R 10; The end ground connection of described MK1, the other end of MK1 connects the 25th pin PC3 of U2 microprocessor; The positive pole of described D9 connects the end of R10, and the other end of R10 connects the 6th pin VCC of U2 microprocessor, and the negative pole of D9 connects the 1st pin PD0, the 2nd pin PD0 and the 5th pin PD4 of U2 microprocessor respectively.
The 0th pin PC6 of described U2 microprocessor connects the end of reset key K2 and an end of resistance R 9, the other end ground connection of reset key K2, and the other end of resistance R 9 connects the 6th pin VCC of U2 microprocessor.
The utility model beneficial effect is: air-conditioner temperature monitor described in the utility model, and it comprises the master control borad that is used for monitoring temperature, and is used for the remote controller that remote control is provided with the master control borad running parameter; The circuit part of master control borad comprises the U2 microprocessor, be used to provide the AC power supplies change-over circuit of steady operation power supply, be used to receive remote controller signal the IR infrared receiving circuit, be used to detect real time temperature temperature sensing circuit, be used to show the display circuit of numerical value, and the power switch circuit that is used for break-make air-conditioning power supply; During work, the AC power supplies change-over circuit is converted to the working power of 5V dc source as the master control borad circuit part with the 220V AC power, the U2 microprocessor receives the signal of remote controller by the IR infrared receiving circuit, remote controller is provided with the preset temperature of U2 microprocessor by the IR infrared receiving circuit, the U2 microprocessor shows the detected real time temperature of temperature sensing circuit by display circuit, the U2 microprocessor compares computing with control power switch circuit break-make air-conditioning power supply to real time temperature and preset temperature.Air-conditioner temperature monitor described in the utility model after real time temperature reaches preset temperature, cuts off the air-conditioning power supply by power switch circuit control automatically under the air conditioner refrigerating state, make air-conditioning stop refrigeration; Reaching air-conditioner temperature monitor after default detection time, when real time temperature is higher than the preset temperature certain value, automatic switching on is by the air-conditioning power supply of power switch circuit control, air-conditioning is freezed again, so circulation, can realize automatic detection and adjusting to temperature, keep air-conditioning to be in the optimal working state, to reach purpose of energy saving, this air-conditioner temperature monitor uses as the peripheral hardware of air-conditioning, and is separate with air-conditioner control system, can reduce the complexity of air-conditioner control system, therefore, the utility model both can play energy-conservation effect, can reduce the cost of air-conditioning again.
Description of drawings:
Fig. 1 is the circuit block diagram of the utility model master control borad circuit part;
Fig. 2 is the utility model U2 microprocessor circuit schematic diagram;
Fig. 3 is the circuit theory diagrams of the utility model AC power supplies change-over circuit;
Fig. 4 is the circuit theory diagrams of the utility model power switch circuit;
Fig. 5 is the circuit theory diagrams of the utility model display circuit;
Fig. 6 is the circuit theory diagrams of the utility model temperature sensing circuit;
Fig. 7 is the circuit theory diagrams of the utility model IR infrared receiving circuit;
Fig. 8 is the circuit theory diagrams of the utility model acousto-optic condition indication circuit;
Fig. 9 is the circuit block diagram of the utility model remote controller;
Figure 10 is the circuit theory diagrams of the utility model remote controller.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further described, sees accompanying drawing 1 to shown in the accompanying drawing 10, air-conditioner temperature monitor, it comprises the master control borad that is used for monitoring temperature, and is used for the remote controller that remote control is provided with the master control borad running parameter; The circuit part of described master control borad comprises U2 microprocessor 2, be used to provide the AC power supplies change-over circuit 1 of steady operation power supply, be used to receive remote controller signal IR infrared receiving circuit 4, be used to detect real time temperature temperature sensing circuit 5, be used to show numerical value display circuit 3, be used for the power switch circuit 6 of break-make air-conditioning power supply and acousto-optic condition indication circuit 7; Described AC power supplies change-over circuit 1, IR infrared receiving circuit 4 and temperature sensing circuit 5 insert U2 microprocessor 2 respectively, and described U2 microprocessor 2 connects display circuit 3, power switch circuit 6 harmony light state indicating circuits 7; Described AC power supplies change-over circuit 1 is converted to the working power of 5V dc source as the master control borad circuit part with the 220V AC power, remote controller is provided with the preset temperature of U2 microprocessor 2 by IR infrared receiving circuit 4, U2 microprocessor 2 receives the signal of remote controller by IR infrared receiving circuit 4, U2 microprocessor 2 shows temperature sensing circuit 5 detected real time temperatures by display circuit 3,2 pairs of real time temperatures of U2 microprocessor and preset temperature compare computing with control power switch circuit 6 break-make air-conditioning power supplys, and acousto-optic condition indication circuit 7 is used to point out duty.
In the present embodiment, the model of described U2 microprocessor 2 is MEGA48, and the output of described AC power supplies change-over circuit 1 connects the 6th pin VCC of U2 microprocessor 2.
Described power switch circuit 6 comprises relay J 2, triode transistor Q1, voltage-stabiliser tube D1, and resistance R 13, R1, R5 and R6; The base stage of described Q1 connects the end of R1, the other end of R1 connects the 1st pin PD0 of U2 microprocessor 2, the grounded emitter of Q1, R13 be connected that the base stage of stating Q1 connects and emitter stage between, the colelctor electrode of Q1 connects coil one end of J2 and the positive pole of D1, the coil other end of J2 and the negative pole of D1 are connected the 5V power supply, and the input ACH1 of air-conditioning power supply connects the movable contact of J2, and the output V1N of air-conditioning power supply connects the normally-closed contact that R6 and R5 meet J2 more successively.Wherein the value of J2 is 10A, and the value of R13 is 10K, and the value of R1 is 3K, and the value of R5 is 300u, and the value of R6 is 1K, and the model of D1 is 4007.D1 is the protection diode of Q1, and the last inverse peak voltage of the J2 coil of releasing by U2 microprocessor 2 output signals control Q1, drives the J2 action by Q1, with the break-make of control air-conditioning power supply.
Described temperature sensing circuit 5 comprises negative tempperature coefficient thermistor NTC and resistance R 19; The end of R19 connects the 6th pin VCC of U2 microprocessor 2, and the other end of R19 connects the 1st pin of NTC, and the 2nd pin of NTC connects the 27th pin PC5 of U2 microprocessor 2.NTC varies with temperature, and its resistance can change, and after the signal of reflection change in resistance is detected by U2 microprocessor 2, shows on display circuit 3 again, and U2 microprocessor 2 is pressed preset value and carried out correlation function simultaneously.
Described display circuit 3 comprises LED charactron U3, triode transistor Q3 and Q4, and resistance R 11, R12, R17 and R18; The model of U3 is SMG_38, and the value of resistance R 11, R12, R17 and R18 is 1K; One end of described resistance R 12 connects the 6th pin VCC of U2 microprocessor 2, and the other end of R12 connects the emitter stage of Q4, and the base stage of Q4 connects the end of R18, and the other end of R18 connects the 24th pin PC2 of U2 microprocessor 2, and the colelctor electrode of Q4 connects the 8th pin C0 of U3; One end of described resistance R 11 connects the 6th pin VCC of U2 microprocessor 2, and the other end of R11 connects the emitter stage of Q3, and the base stage of Q3 connects the end of R17, and the other end of R17 connects the 23rd pin PC1 of U2 microprocessor 2, and the colelctor electrode of Q3 connects the 9th pin C1 of U3; The 0th pin SEG0 of described U3 connects the 13rd pin PB0 of U2 microprocessor 2, the 1st pin SEG1 of U3 connects the 14th pin PB1 of U2 microprocessor 2, the 2nd pin SEG2 of U3 connects the 15th pin PB2 of U2 microprocessor 2, the 3rd pin SEG3 of U3 connects the 16th pin PB3 of U2 microprocessor 2, the 4th pin SEG4 of U3 connects the 17th pin PB4 of U2 microprocessor 2, the 5th pin SEG5 of U3 connects the 18th pin PB5 of U2 microprocessor 2, the 6th pin SEG6 of U3 connects the 8th pin PB6 of U2 microprocessor 2, and the 7th pin SEG7 of U3 connects the 9th pin PB7 of U2 microprocessor 2.When normal operating conditions, the LED charactron shows observed temperature; When the input password, LED charactron display password; When temperature was set, the LED charactron showed the temperature value that is provided with.Also can adopt LCD display to replace the LED charactron.
Described IR infrared receiving circuit 4 comprises infrared receiving tube IR, and the 1st pin of IR connects the 6th pin VCC of U2 microprocessor 2, and the 2nd pin of IR connects the 3rd pin PD2 of U2 microprocessor 2, the 3rd pin ground connection of IR.
The circuit part of described master control borad also comprises acousto-optic condition indication circuit 7, and this acousto-optic condition indication circuit 7 comprises buzzer MK1, LED light emitting diode D9 and resistance R 10; The end ground connection of described MK1, the other end of MK1 connects the 25th pin PC3 of U2 microprocessor 2; The positive pole of described D9 connects the end of R10, and the other end of R10 connects the 6th pin VCC of U2 microprocessor 2, and the negative pole of D9 connects the 1st pin PD0, the 2nd pin PD0 and the 5th pin PD4 of U2 microprocessor 2 respectively.Along with temperature near preset value, acousto-optic condition indication circuit 7 can send different time pulsed sound optical signal at interval, the present state of temperature of prompting user; When temperature and password were set, LED light emitting diode D9 indication was provided with duty.
The 0th pin PC6 of described U2 microprocessor 2 connects the end of reset key K2 and an end of resistance R 9, the other end ground connection of reset key K2, and the other end of resistance R 9 connects the 6th pin VCC of U2 microprocessor 2.When air-conditioner temperature monitor is connected power supply, press reset key K2 simultaneously, can recover the factory-said value of air-conditioner temperature monitor.
Described remote controller comprises battery-powered IC1 microprocessor 8, the keyboard 9 of band numerical key, cryptographic key and acknowledgement key, and IR1 infrared transmitting tube 10; Described keyboard 9 inserts IC1 microprocessor 8, and IC1 microprocessor 8 drives and connects IR1 infrared transmitting tube 10.As shown in Figure 10, Y1 provides the work clock of IC1 microprocessor 8, and form IC1 microprocessor 8 oscillating circuits with capacitor C 1 and C2, keyboard 9 is the remote controller input, IC1 microprocessor 8 is according to the different requirements of input, output frequency is the modulation of infrared rays signal of 38KHz, drives IR1 infrared transmitting tube 10 by Q1 and outwards transmits.When remote control is provided with, IR1 infrared transmitting tube 10 over against to the infrared receiving tube IR of master control borad receiving position, is pressed cryptographic key, can input password, finish the password input by definite key again, then finish the temperature setting by numerical key, if do not input password, then can't enter temperature and arrange.
In the present embodiment, air-conditioner temperature monitor when real time temperature is spent near preset temperature 2, begins to send sound, light caution under the air conditioner refrigerating state, with the prompting user note air-conditioning whether temperature is set reasonable; After real time temperature reaches preset temperature, cut off air-conditioning power supply automatically by power switch circuit 6 controls, make air-conditioning stop refrigeration; After cutting off the electricity supply, can not start in 5 minutes, after 5 minutes, if real time temperature is higher than preset temperature 2 when spending, then automatic switching on freezes air-conditioning by the air-conditioning power supply of power switch circuit 6 controls again, so circulation, can realize automatic detection and adjusting, keep air-conditioning to be in the optimal working state, to reach purpose of energy saving to temperature.Before setting preset temperature, need the input password, password correctly just can be set, and imports bad password continuously three times, password input locking, and in 24 hours, password correctness no matter, input is all invalid once more.This air-conditioner temperature monitor uses as the peripheral hardware of air-conditioning, can reduce the design cost of air-conditioner control system, and therefore, the utility model both can play energy-conservation effect, can reduce the cost of air-conditioning again.
All outer setting parameters of the utility model all can be set according to client or gerentocratic different needs temporarily, do not influence the exclusivity of this patent.
Above content only is preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, the part that all can change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.

Claims (10)

1, air-conditioner temperature monitor is characterized in that: it comprises the master control borad that is used for monitoring temperature, and is used for the remote controller that remote control is provided with the master control borad running parameter; The circuit part of described master control borad comprises U2 microprocessor (2), be used to provide the AC power supplies change-over circuit (1) of steady operation power supply, be used to receive remote controller signal IR infrared receiving circuit (4), be used to detect real time temperature temperature sensing circuit (5), be used to show the display circuit (3) of numerical value, and the power switch circuit (6) that is used for break-make air-conditioning power supply; Described AC power supplies change-over circuit (1), IR infrared receiving circuit (4) and temperature sensing circuit (5) insert U2 microprocessor (2) respectively, and described U2 microprocessor (2) connects display circuit (3) and power switch circuit (6).
2, air-conditioner temperature monitor according to claim 1 is characterized in that: the model of described U2 microprocessor (2) is MEGA48, and the output of described AC power supplies change-over circuit (1) connects the 6th pin VCC of U2 microprocessor (2).
3, air-conditioner temperature monitor according to claim 2 is characterized in that: described power switch circuit (6) comprises relay J 2, triode transistor Q1, voltage-stabiliser tube D1, and resistance R 13, R1, R5 and R6; The base stage of described Q1 connects the end of R1, the other end of R1 connects the 1st pin PD0 of U2 microprocessor (2), the grounded emitter of Q1, R13 be connected that the base stage of stating Q1 connects and emitter stage between, the colelctor electrode of Q1 connects coil one end of J2 and the positive pole of D1, the coil other end of J2 and the negative pole of D1 are connected the 5V power supply, and the input ACH1 of air-conditioning power supply connects the movable contact of J2, and the output V1N of air-conditioning power supply connects the normally-closed contact that R6 and R5 meet J2 more successively.
4, air-conditioner temperature monitor according to claim 3 is characterized in that: the value of described J2 is 10A, and the value of R13 is 10K, and the value of R1 is 3K, and the value of R5 is 300u, and the value of R6 is 1K, and the model of D1 is 4007.
5, air-conditioner temperature monitor according to claim 3 is characterized in that: described temperature sensing circuit (5) comprises negative tempperature coefficient thermistor NTC and resistance R 19; The end of R19 connects the 6th pin VCC of U2 microprocessor (2), and the other end of R19 connects the 1st pin of NTC, and the 2nd pin of NTC connects the 27th pin PC5 of U2 microprocessor (2).
6, air-conditioner temperature monitor according to claim 5 is characterized in that: described display circuit (3) comprises LED charactron U3, triode transistor Q3 and Q4, and resistance R 11, R12, R17 and R18; The model of U3 is SMG_38, and the value of resistance R 11, R12, R17 and R18 is 1K; One end of described resistance R 12 connects the 6th pin VCC of U2 microprocessor (2), the other end of R12 connects the emitter stage of Q4, the base stage of Q4 connects the end of R18, and the other end of R18 connects the 24th pin PC2 of U2 microprocessor (2), and the colelctor electrode of Q4 connects the 8th pin C0 of U3; One end of described resistance R 11 connects the 6th pin VCC of U2 microprocessor (2), the other end of R11 connects the emitter stage of Q3, the base stage of Q3 connects the end of R17, and the other end of R17 connects the 23rd pin PC1 of U2 microprocessor (2), and the colelctor electrode of Q3 connects the 9th pin C1 of U3; The 0th pin SEG0 of described U3 connects the 13rd pin PB0 of U2 microprocessor (2), the 1st pin SEG1 of U3 connects the 14th pin PB1 of U2 microprocessor (2), the 2nd pin SEG2 of U3 connects the 15th pin PB2 of U2 microprocessor (2), the 3rd pin SEG3 of U3 connects the 16th pin PB3 of U2 microprocessor (2), the 4th pin SEG4 of U3 connects the 17th pin PB4 of U2 microprocessor (2), the 5th pin SEG5 of U3 connects the 18th pin PB5 of U2 microprocessor (2), the 6th pin SEG6 of U3 connects the 8th pin PB6 of U2 microprocessor (2), and the 7th pin SEG7 of U3 connects the 9th pin PB7 of U2 microprocessor (2).
7, air-conditioner temperature monitor according to claim 6, it is characterized in that: described IR infrared receiving circuit (4) comprises infrared receiving tube IR, the 1st pin of IR connects the 6th pin VCC of U2 microprocessor (2), and the 2nd pin of IR connects the 3rd pin PD2 of U2 microprocessor (2), the 3rd pin ground connection of IR.
8, air-conditioner temperature monitor according to claim 7 is characterized in that: described remote controller comprises IC1 microprocessor (8), the keyboard (9) of band numerical key, cryptographic key and acknowledgement key, and IR1 infrared transmitting tube (10); Described keyboard (9) inserts IC1 microprocessor (8), and IC1 microprocessor (8) drives and connects IR1 infrared transmitting tube (10).
9, according to each described air-conditioner temperature monitor of claim 2 to 8, it is characterized in that: the circuit part of described master control borad also comprises acousto-optic condition indication circuit (7), and this acousto-optic condition indication circuit (7) comprises buzzer MK1, LED light emitting diode D9 and resistance R 10; The end ground connection of described MK1, the other end of MK1 connects the 25th pin PC3 of U2 microprocessor (2); The positive pole of described D9 connects the end of R10, and the other end of R10 connects the 6th pin VCC of U2 microprocessor (2), and the negative pole of D9 connects the 1st pin PD0, the 2nd pin PD0 and the 5th pin PD4 of U2 microprocessor (2) respectively.
10, according to each described air-conditioner temperature monitor of claim 2 to 8, it is characterized in that: the 0th pin PC6 of described U2 microprocessor (2) connects the end of reset key K2 and an end of resistance R 9, the other end ground connection of reset key K2, the other end of resistance R 9 connects the 6th pin VCC of U2 microprocessor (2).
CN200920055846XU 2009-04-30 2009-04-30 Air conditioner temperature monitor Expired - Lifetime CN201416982Y (en)

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CN200920055846XU CN201416982Y (en) 2009-04-30 2009-04-30 Air conditioner temperature monitor

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104949257A (en) * 2014-03-26 2015-09-30 深圳市富能新能源科技有限公司 Air-conditioner control system
CN109683640A (en) * 2018-11-20 2019-04-26 袁宜秀 A kind of control method and device of Intelligent moisture-proof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104949257A (en) * 2014-03-26 2015-09-30 深圳市富能新能源科技有限公司 Air-conditioner control system
CN109683640A (en) * 2018-11-20 2019-04-26 袁宜秀 A kind of control method and device of Intelligent moisture-proof

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