CN2147458Y

CN2147458Y - Remote controlling timing controller for air conditioner

Info

Publication number: CN2147458Y
Application number: CN 93204217
Authority: CN
Inventors: 顾竹进
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-02-22
Filing date: 1993-02-22
Publication date: 1993-11-24
Anticipated expiration: 2003-02-22

Abstract

The utility model relates to a remote controlling timing controller for air conditioners, which is an additional device for adding the functions of remote switch, automatic timing switching on, automatic timing cutting out, and automatic time delaying start-up protection on ordinary air conditioners without changing the air conditioners. The utility model comprises a control unit mainly formed by a CMOS integrated circuit and a time base integrated circuit, a long time timer, a bistable trigger, a Schmitt trigger, a timer which can limit time about 3 to 5 minutes, a transfer switch, and an executing element which adopts a small high current relay. The control unit, a rectification unit, a detecting unit, and an executing unit on a circuit board. The remote controlling timing controller for air conditioners is connected with an input plug and an output socket of power supply. The control unit, the detecting unit, the rectification unit, the executing unit and the input plug and the output socket of power supply are arranged in a same casing.

Description

Remote controlling timing controller for air conditioner

The utility model is a kind of attachment device of air-conditioner, can make the common air-conditioning device increase remote control, timing automatic unlatching and shutoff, delayed startup defencive function.

The air-conditioner of existing band distant control function adopts infrared ray or radio remote control technology and microprocessor technology, and its detection, control and executive circuit all are installed in air-conditioner inside, and this air-conditioner is not still popularized because of cost is higher.Existing household electrical appliance remote controller adopts infrared ray, ultrasonic wave, inferior ultrasonic wave or radio remote control technology, the general household electrical appliance that only are applicable to low-power load, still the end is seen and is applicable to this class high power load of air-conditioner, low cost has multiple function and can be free on the air-conditioning remote control of controlling object.

The purpose of this utility model is under the prerequisite of not changing air-conditioner; additional low cost; be applicable to the device with remote control switch, timing automatic unlatching, timing to automatically switch off and delayed startup defencive function of air-conditioner, make the control of most of air-conditioners and move more convenient and safe.

Accompanying drawing 1 is the utility model controller circuitry figure, and accompanying drawing 2 is the utility model remote controller electrical schematic diagrams.

The technical solution of the utility model is to adopt the CMOS IC ₂, IC ₃With time-base integrated circuit IC ₁, IC ₄In the control module that constitutes, it is timer and a change-over switch of 3-5 minute that a bistable trigger, Schmidt trigger, delay time are arranged, and performance element adopts small-sized big electric current relay

The technical solution of the utility model is to adopt the CMOS IC ₂, IC ₃With time-base integrated circuit IC ₁, IC ₄In the control module that constitutes, it is timer and a change-over switch of 3-5 minute that a bistable trigger, Schmidt trigger, delay time are arranged, and performance element adopts small-sized high-current relay.Power unit of the present utility model adopts capacitor step-down, be divided into two-way after the rectification, one the tunnel directly supplies relay circuit, one the tunnel supplies with other circuit behind filtering voltage regulation, thereby both reduced machine volume, reduced cost, solved again before and after the actuating of relay, DC voltage changes significantly and influences the problem of detection, control module.The utility model is linked together circuit board and power input plug, accessory power outlet that rectification, detection, control, performance element be housed, is installed in the same casing, the utility model can be installed in the air-conditioner and independent the existence.

Controller circuitry figure of the present utility model as shown in Figure 1, AC power is through capacitor C ₁Insert by D after the step-down ₁-D ₄The double half-wave rectification bridge that constitutes, the DC voltage one tunnel after the rectification is directly for continuing the device circuit, and one the tunnel through R ₁C ₂, D ₅Supply other circuit behind the filtering voltage regulation.UCM-R is a ultrasonic receiver, triode T ₁-T ₃And corresponding Resistor-Capacitor Unit is formed three-stage amplifier; C ₅, D ₆, D ₇, C ₇, R ₇Form the multiplication of voltage detecting circuit, IC ₁Be connected into Schmidt trigger, IC ₂Be connected into flip-flop circuit, IC ₃, R ₁₄, W, R ₁₅, C ₉, T ₄Form an adjustable long-time timer, R ₁₆, C ₁0, D ₁₃, IC ₄Form a delay time and be 3-5 minute timer, T ₅, T ₆Constitute performance element with small-sized high-current relay J.During use, the power connection of controller is inserted commercial power socket, the supply socket the plug of air-conditioner inserts controller is placed on the power control switch of air-conditioner and temp control switch on the needed gear.After controller is connected power supply, IC ₂Through C ₈, R ₁₃, by set automatically, the output high potential is through R ₁₈, to C ₁₀Charging, after 3-5 minute, C ₁₀Voltage U _CWhen reaching 2/3VDD, IC ₄The output electronegative potential, T ₅, T ₆Conducting, the air-conditioner power supply is connected in the relay J adhesive, makes it to enter normal operation, has realized the automatic time delay startup.As turn-offing the power supply button that air-conditioner only need press remote controller, the ultrasonic receiver UCM-R of institute's ultrasonic waves transmitted controlled device receives after amplification, multiplication of voltage detection and imports IC ₁, IC ₁Promptly export a pulse, make IC ₂By " 1 " saltus step is " 0 ".C ₁₀Through D ₁₃, IC ₂Discharge rapidly, U _CIC when reducing to 1/3VDD ₄The output high potential, T ₅, T ₆End, J discharges, and cuts off the air-conditioner power supply and makes it to quit work.When needing to open air-conditioner, click the remote controller button again, controller receives ultrasonic signal, makes IC ₂Output overturns again, is " 1 " by " 0 " saltus step, and its high potential is through R ₁₈To C ₁₀Charging, after 3-5 minute, U _CReach 2/3V _DD, make IC ₄Output potential is by high step-down, T ₅, T ₆Conducting, the relay J adhesive, air-conditioner gets electric work.Start the equal automatic time delay of air-conditioner each time, with guarantee air-conditioner not can because of arbitrarily press remote controller or moment power on/off damage.IC ₃, R ₁₄, R ₁₅, W, C ₉, T ₄Deng adjustable long-time timer of composition, the effect of two cutter two-position switch AF is to make this timer and IC ₂The connection of two different conditions is arranged, thereby realize the purpose of timing automatic unlatching air-conditioner and timing to automatically switch off air-conditioner.When two cuttves of AF upper, and air-conditioner during electric work, Q ₃End output high potential is through R ₁₅, W is to C ₉Charging is because T ₄The shunting action of colelctor electrode, actual flow is to C ₁₀Charging current be 1/hfe * ic, hfe is T ₄Current amplification factor, delay time is hfe(w+R ₁₅) * C ₉Work as C ₉On current potential reach 2/3V _DDThe time, IC ₃Reset terminal is through R ₁₄Obtain high potential and make IC ₃Reset, Q ₃By " 0 " saltus step is " 1 ", Q ₃High potential be added in IC through the contact of AF 3-1 ₂Reset terminal on, IC ₂Reset Q ₂By " 1 " change " 0 "; C ₁₀Through D ₁₃, IC ₂Discharge rapidly, C ₉Contact 3 '-1 ', IC through AF ₂Discharge rapidly, IC ₄Output Q ₄Current potential uprises T by low ₅, T ₆End, J discharges, and the air-conditioner power supply is cut off automatically, has realized the timing to automatically switch off of air-conditioner, and W can regulate timing.When two cuttves of AF when the next, and the air-conditioner dead electricity is when quitting work, through time-delay hfe(W+R ₁₅) * C ₉After second, C ₁₀On voltage be charged to 2/3V _DD, IC ₃Upset, Q ₃By " 0 " change " 1 ", Q ₃High potential be added in IC through the contact of AF 2-3 ₂The set end on, make Q ₂By " 0 " saltus step is " 1 ", Q ₂High potential through R ₁₈To C ₁₀Charging, through 3-5 minute, IC ₄Input obtains high potential, output Q ₄Current potential is by high step-down, T ₅T ₆Conducting, the relay J adhesive, the air-conditioner power supply is connected automatically, has realized the timing automatic open function of air-conditioner.

Fig. 2 is a ultra-sonic remote control device circuit diagram of the present utility model, and UCM-T is a ultrasonic transmitter, and IC is that the time-base integrated circuit frequency of oscillation is by R ₁, W, C decision, adjusting W, to make frequency of oscillation be 40KHZ.

The utility model is under the prerequisite of not changing air-conditioner; be easy to make the common air-conditioning device to increase remote control, timing automatic unlatching, timing to automatically switch off and automatic time delay and start defencive function, do not brought many convenience with the use and the safe operation of the air-conditioner of distant control function for great majority.Because the utility model cost is low, be attached on the common air-conditioning device, total cost is still low than the cost of the air-conditioner of being with distant control function.

The utility model can also adopt infrared ray, radio, inferior ultrasonic wave etc. aspect remote control, only in transmitter and some difference of receiver.Other circuit is constant, but takes all factors into consideration from anti-interference and control sensitivity, adopts ultrasonic wave more superior.

Claims

1, a kind of air-conditioning remote control timing protector that is used for the common air-conditioning device; it is characterized in that by CMOS integrated circuit and time-base integrated circuit being that the main control module that is constituted includes an adjustable long-time timer, a bistable trigger, a Schmidt trigger, a timer of 3-5 minute and a change-over switch, and this control module and detecting unit, current rectifying and wave filtering circuit, executive circuit and power input plug, accessory power outlet are installed in the same casing.

2, a kind of air-conditioning remote control timing protector as claimed in claim 1 is characterized in that supply voltage is divided into two-way one tunnel and directly supplies with executive circuit one tunnel other circuit of confession behind filtering voltage regulation after capacitor step-down and rectification.

3, a kind of air-conditioning remote control as claimed in claim 1 regularly protector it is characterized in that the long-time timer that constituted by d type flip flop and capacitance multiple circuit.