CN2168204Y - Air-conditioner controller - Google Patents

Abstract

The utility model relates to an air conditioner controller, which comprises a function control circuit, a temperature controlling and displaying circuit, a wind speed controlling and displaying circuit, and an interface circuit between every control circuit and a mainframe port of an air conditioner. The utility model is characterized in that the utility model uses red-green discoloring shift light poles for indicating the size of temperature and uses a red color and a green color for displaying the size of wind quantity. The utility model has the advantages of conspicuous states, better visual effect and succinctness. Simultaneously, the utility model implements the multiple-gear control of temperature, the conversion between high wind speeds and low wind speeds, the selection between a refrigerating function and a heating function in a digital control mode. Functions of the utility model are interlocked. The utility model has the advantages of simple structure, reliable work, and convenient operation. The utility model is suitable for various air conditioners.

Description

Air-conditioner controller

The utility model relates to air-conditioner duty control device.More particularly, be a kind of air-conditioner controller that includes the interface circuit between refrigeration and heat-production functions control, temperature control demonstration, wind speed control demonstration and each control circuit and the air-conditioner main frame.

The air conditioner electronic controller of technology has two kinds of class types as a setting.The first uses slide potentiometer that temperature is set, and belongs to the continuous temperature control type, and its defective is the temperature control value of can not determine on certain particular location, and wind speed and cooling and warming state use toggle switch to set, and such control is of low grade.Because slide potentiometer and toggle switch belong to mechanical organ, be easy to wearing and tearing, poor reliability, life-span weak point.Two of type is to adopt charactron or liquid crystal display to show temperature value is set, belong to discrete temperature control type, functional statuses such as monochromatic luminous tube or liquid crystal pattern displaying wind speed, cooling and warming, more complicated is gone up in this type control, control panel is succinct inadequately, and each display part visual effect is bad.

The purpose of this utility model is to avoid existing above-mentioned weak point in the background technology, and a kind of air-conditioner controller is provided, on visual effect, the indication of temperature and wind speed belongs to continuation mode, then belongs to the discrete type digital form in control.

The purpose of this utility model also is to simplify control panel, user-friendly.

The purpose of this utility model is achieved through the following technical solutions.

The utility model comprises that function control, temperature control show, wind speed control shows and interface circuit.

Feature of the present utility model is:

A. described temperature shows the red green variable color displacement light beam of employing, described red green variable color displacement light beam is arranged in order by some red luminotrons and some green luminotrons and constitutes, described red luminotron is arranged on the Q output of positive inverter buffer IC2, IC4 of corresponding position, and described green luminotron is arranged on corresponding position positive inverter buffer IC2, IC4

Output, each positive inverter buffer receive bidirectional shift register IC1, IC3 corresponding positions output signal respectively, and trigger end S0, the S1 of IC1, IC3 receives respectively from moving the running jointly of heating up and close Ku and the moving triggering signal of closing KD of running jointly of cooling;

B. described wind speed shows and adopts red green variable color luminous tube, and described red green variable color luminous tube is arranged on triode T6, T7 colelctor electrode, the base stage of triode T6, T7 be connected to bistable ic chip 6 Q and

Output, the trigger end of IC6 is provided with wind speed control switch KF;

C. described function control circuit is provided with the refrigeration and heat-production functions interlocking, described function interlocking be will constitute function control circuit the Q output of bistable ic chip 7A, IC7B through unidirectional conducting diode mutually to the other side's reset terminal R.

Compared with the prior art the utility model has following advantage:

The utility model by with the luminous tube of same color in red, the green luminous tube of the different gear temperature of correspondence according to its separately " position " is arranged in order, thereby form red green variable color displacement light beam indicated temperature value, and adopt red, green color separation to show the wind speed size of its duty.Eye-catching, the good visual effect of its state is used nature, short and sweet.

2. the utility model is to realize that in the Digital Control mode the many gears of temperature are controlled, wind speed is just changed and refrigeration and heat-production functions is selected, and possesses the function interlocking simultaneously, and it is simple in structure, reliable operation, easy to use, is suitable for all kinds of air-conditioning equipments.

Fig. 1: be the utility model circuit structure block diagram;

Fig. 2: be the utility model function control circuit schematic diagram;

Fig. 3: be the utility model temperature-control circuit schematic diagram;

Fig. 4: be the utility model temperature display circuit schematic diagram;

Fig. 5: be the utility model temperature display mode figure;

Fig. 6: be the utility model wind speed control display circuit schematic diagram;

Fig. 7: be the utility model interface circuit schematic diagram.

In conjunction with the accompanying drawings the utility model is further described by the following examples.

Embodiment:

Ku shown in the accompanying drawing 1 is that intensification gauge tap, KD are that wind speed control switch, KC are that refrigerating function switch, KW are the heat-production functions switch for cooling gauge tap, KF.

Function control shown in the accompanying drawing 2 is to provide triggering signal by R17, C11, R16, C10 and R19, C13, R18, C12 for the trigger end CLK of flip and flop generator IC7A, IC7B respectively by Kc, Kw, make the signal end COOL of the Q end that is connected IC7A and the signal end Heat state turnover of the Q end that is connected IC7B, realize the refrigeration switching on and shutting down or heat switching on and shutting down.Simultaneously, the Q of ic chip 7A, IC7B end by diode D7, the D8 reset terminal R to the other side, is realized the function interlocking respectively, and also promptly under refrigeration (or heating) open state, it is invalid to heat (or refrigeration) control.This circuit powers on and is in off-mode automatically.

In the temperature-control circuit shown in the accompanying drawing 3, amplifier IC5C is add operation, and its reverse input end receives from the temperature sampling signal Vt in the accompanying drawing 4, at its output 8 pin output voltage signal corresponding with controlled temperature linearity.This signal in comparator/operational amplifier IC5D with thermistor RT on temperature detection signal relatively back output control signal TC to the interface circuit shown in the accompanying drawing 7.Intensification gauge tap Ku and cooling gauge tap KD disappear by amplifier IC5A, IC5B respectively and tremble required move to right the control signal SR and the control signal SL that moves to left of IC1, IC3 that generates accompanying drawing 4, and make that SR, SL produce a positive pulse when powering on.

Referring to Fig. 4, to make four of IC1 output D-0, D-1, D-2, D-3 respectively be P0, P1, P2, the P3 level of IC1, i.e. " 1 " level to the positive pulse of SR, SL when powering on; Four output D-0, D-1, D-2, the D-3 of IC3 are P0, P1, P2, the P3 level of IC3, i.e. " 0 " level.DSR termination " 1 " level of IC1, the output D-3 of IC1 connect the DSR end of IC3, and DSL termination " 0 " level of IC3, and the output D-0 of IC3 connects the DSL end of IC1, and IC1, IC3 make and constitute 8 bidirectional shift registers like this.The initial output level state that powers on is " 11110000 ", and " 1 " level moves to right when moving to right, and until complete " 1 ", " 0 " level moves to left when moving to left, until complete " 0 " level.These 8 output signals one tunnel are through R0W1, R0W2 pressure sampling circuit output Vt to Fig. 3, and another road is through respectively to follow-up positive inverter buffer IC2A, IC2B, IC2C, IC2D and IC4A, IC4B, IC4C, IC4D.Drive follow-up red luminotron RED1～8 at the Q of IC2, IC4 output, at IC2, IC4

Output drives follow-up green luminotron GRE1～8.When 8 bidirectional shift register position output " 1 " level, the red luminotron of its corresponding position is lighted like this, and during certain position output " 0 " level, the green luminotron of its corresponding position is lighted.The luminous tube of two kinds of colors is arranged in order according to " position " separately, so just can obtain 8 red green variable color displacement light beam temperature display modes as shown in Figure 5.

Shown in the accompanying drawing 5,1 is every luminescent material, and 2 is green glow, and 3 is ruddiness.Temperature shows and to be divided into 9 grades, comprising: 0 grade of full green glow post, 1 grade of 1 red 7 green glow post ... 4 grade of 4 red 4 green glow post ... 7 grade of 7 red 1 green glow post and 8 grades of full ruddiness posts.Whenever by a Ku intensification key, the column of red light lattice that move to right, the then corresponding lattice that reduce of column of green light, temperature rises one grade, otherwise by a KD cooling key then.

Wind speed control display circuit shown in Figure 6 is made of flip and flop generator IC6, and its trigger end CLK receives the triggering signal that is provided by trigger switch KF by R20, C8, R21, C9.Its Q end exports interface circuit LF to.High and low wind display element is the redness that is connected on triode T6, T7 colelctor electrode, green variable color luminous tube D13, the base stage of triode T6, T7 respectively with the Q of IC6 end, End connects.By a KF, wind speed promptly overturns once between high and low, and luminous tube D13 does red and green conversion simultaneously and shows.

Interface circuit as shown in Figure 7 is by signal end TC, LF, COO

, Heat control relay J1, J2, J3, J4 adhesive or release.The blower fan of P1～P5 and air-conditioning, compressor A.C. contactor line bag, electric heating tube power relay line bag, commutation are cut down line bag etc. and are connected, the path between P5 and the P1～P4 is switched in the contact of J1, J2, J3, J4 like this, has just controlled the state work that air-conditioning draught fan, compressor, electric heating tube, commutation line etc. are set by the user.Luminous tube DC, DW are used for the indication refrigeration, heat set condition in the accompanying drawing 7.

Claims (1)

1, a kind of air-conditioner controller comprises that function control, temperature control show, wind speed control shows and interface circuit, it is characterized in that:

A. described temperature shows the red green variable color displacement light beam of employing, described red green variable color displacement light beam is arranged in order by some red luminotrons and some green luminotrons and constitutes, described red luminotron is arranged on the Q output of positive inverter buffer IC2, IC4 of corresponding position, and described green luminotron is arranged on corresponding position positive inverter buffer IC2, IC4

Output, each positive inverter buffer receive bidirectional shift register IC1, IC3 corresponding positions output signal respectively, and trigger end S0, the S1 of IC1, IC3 receives respectively from moving the running jointly of heating up and close Ku and the moving triggering signal of closing KD of running jointly of cooling;

B. described wind speed shows and adopts red green variable color luminous tube, and described red green variable color luminous tube is arranged on triode T6, T7 colelctor electrode, the base stage of triode T6, T7 be connected to bistable ic chip 6 Q and

Output, the trigger end of IC6 is provided with wind speed control switch KF;

C. described function control circuit is provided with the refrigeration and heat-production functions interlocking, described function interlocking be will constitute function control circuit the Q output of bistable ic chip 7A, IC7B through unidirectional conducting diode mutually to the other side's reset terminal R.

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