CN2441410Y

CN2441410Y - Infrared remote control furry logic electric rice cooker

Info

Publication number: CN2441410Y
Application number: CN 00239768
Authority: CN
Inventors: 郑银光
Original assignee: YINGANG SCIENCE AND TECHNOLOGY Co Ltd GUANGDONG
Current assignee: YINGANG SCIENCE AND TECHNOLOGY Co Ltd GUANGDONG
Priority date: 2000-10-16
Filing date: 2000-10-16
Publication date: 2001-08-08
Anticipated expiration: 2010-10-16

Abstract

The utility model relates to an infrared remote control fuzzy logic electric rice cooker. The utility model can overcomes the defects that the original electric rice cooker has few functional selection carrying out the cooking operation; the original electric rice cooker can only carry out the operation at the surface of the rice cooker. An adopted operational keyboard is provided with a warming cancel key, a functional selection key, a timing rising key, a timing reducing key, a start key, a window used for receiving the infrared light, a displayer used for displaying the time, and an indicator light used for indicating operational state. The operational keyboard can be combined with a microprocessor in a circuit board so as to carry out the uniform control. The operational keyboard or a remote control device can carry out the operational arrangement. The utility model has the multi-state selecting and operating function and the timing time setting function. The utility model has the advantages of more functional selection, convenient operation, and simple use.

Description

Infrared remote control fuzzy logic electric cooker

The utility model relates to a kind of infrared remote control fuzzy logic electric cooker.

Existing electric cooker mainly is being directly to split to put line operate on the pot body on the open operation, and function is selected few.This electric cooker comprises a pot body, is arranged on the button of pot surface.During use, the user must operate in the pot surface.When the user leaves a pot body, just can't open electric cooker.

The purpose of this utility model is to provide a kind of and not only can operates in the pot surface, and the infrared remote control fuzzy logic electric cooker that can also operate equally away from the pot surface.

For realizing the purpose of this utility model, described infrared remote control fuzzy logic electric cooker comprises a pot body, be arranged on the operation keyboard on pot body, circuit board, be provided with insulation cancellation button in the described operation keyboard, the function selection key, regularly rise button, regularly subtract button, the beginning button, be used to receive the window of infrared light, be used to show the display of time, be used for the indicator lamp of indicating operating status, microprocessor IC1 is arranged on the described circuit board, convert infrared signal to infrared receiving circuit that the signal of telecommunication is transported to microprocessor IC1, convert environment temperature to transport to microprocessor IC1 behind the signal of telecommunication temperature collection circuit, with described insulation cancellation button, the function selection key, regularly rise button, regularly subtract button, the beginning button is corresponding to link to each other, and can show the keyboard input and the display circuit of corresponding states, the control circuit of control heater break-make, the remote controller of the infrared signal that emission process coding and infrared receiving circuit can receive.

The drawing of accompanying drawing is described as follows:

Fig. 1 is the utility model infrared remote control fuzzy logic electric cooker front view.

Fig. 2 is the utility model infrared remote control fuzzy logic electric cooker remote controller front view

Fig. 3 is the circuit block diagram of circuit board

Fig. 4 is for implementing a part of circuit theory diagrams of Fig. 3.

Fig. 5 is for implementing another part circuit theory diagrams of Fig. 3.

Fig. 6 is the circuit theory diagrams of Fig. 2.

Below in conjunction with accompanying drawing, the embodiment of the utility model infrared remote control fuzzy logic electric cooker is described in further detail:

As shown in Fig. 1,2,3, infrared remote control fuzzy logic electric cooker described in the utility model comprises pot body 1, is provided with operation keyboard 2 on pot body 1 surface, is provided with circuit board in the pot body 1.Be provided with five buttons on described operation keyboard 2, they are insulation cancellation buttons 4, and function selection key 5 regularly rises button 6, regularly subtracts button 7, beginning button 8.On described operation keyboard 2, also be provided with the window 9 that is used to receive infrared light, be used to show the display 10 of time, be used to indicate the indicator lamp 3 of mode of operation.Described circuit board is provided with microprocessor IC1, convert infrared signal to infrared receiving circuit that the signal of telecommunication is transported to microprocessor IC1, environment temperature is converted to the temperature collection circuit of transporting to microprocessor IC1 behind the signal of telecommunication, with described insulation cancellation button 4, function selection key 5, regularly rise button 6, regularly subtract button 7, beginning button 8 is corresponding continuous, and the keyboard that can show corresponding states is imported and display circuit the control circuit of control heater break-make.The remote controller that also has the infrared signal that an emission can receive through coding and infrared receiving circuit in addition.Described microprocessor IC1 is GMS1202, wherein is provided with the signal or the set signal of button that receive according to infrared receiving circuit, at said external hardware, and the control program of controlling as button, display, indicator lamp etc.

As shown in Fig. 4,5, described infrared receiving circuit is for being connected between the power supply infrared receiving tube IC2 of I/O (being the RC0 end, the 15 pin) port of its output termination microprocessor IC1.Infrared receiving tube IC2 model is SJ1838, mainly is to receive the infrared signal through ovennodulation that remote controller sends.

Input of described keyboard and display circuit comprise button S5, S4, S3, S2, the S1 between the I/O port that is serially connected in microprocessor IC1 (being that RA0, RA3, RA4, RA5, RA6 hold or 17,20,1,2,3 pin) and power supply are just.Button S5, S4, S3, S2, S1 be respectively insulation/cancellation button, function selection key, regularly rise button, regularly subtract button, beginning button.The operating function selection key, can change at following state:

Whenever enter a state, all can carry out time opening and set this state.For example, when entering when boiling state soon,, just can change the time of unlatching by pressing keys S3, S2.At this moment, as long as continuous pressing keys S3, the numeral in the display becomes greatly one by one, and continuous pressing keys S2, then the numeral in the display diminishes one by one, thereby sets the timing of required unlatching.The S1 that pushes button at last, the time of selected state and setting determined, the microprocessor IC1 program that brings into operation is carried out definition status operation control.

The I/O port that the base stage of triode is connected to microprocessor IC1 (is RB2, a RC1 end.8,16 pin), emitter and collector and charactron LED88 be serially connected in power supply just with triode Q2, the Q3 of the I/O port of microprocessor IC1, and the emitter stage of triode Q4 and collector series connection are at power supply just and light emitting diode L1, L2, L3, L4, L5, L6, L7 between the ground, the negative pole of light emitting diode connects I/O (being RA2, RA1, RA0, RA3, RA4, RA5, RA6 end, 19,18,17,20,1,2, the 3 pin) port of microprocessor IC1 respectively by each self-corresponding seven resistance R 20～26.Wherein resistance R 20～26 is a current-limiting resistance.Light emitting diode is indicated as state, wherein light emitting diode L1, L4, L5, L6 are bright opens, and are respectively to cook, fast congee, cook congee and the indication of Baoshang mode of operation, light emitting diode L2, L3, L7 is bright opens, be respectively timing, beginning, the indication of insulation/cancellation mode of operation

Described temperature collection circuit is that to be connected to power supply (be AN0, AN7 end with the AD conversion port of microprocessor IC1 just, pin 6,4) thermistor POT, GAI, and be connected to the AD conversion port of microprocessor IC1 (be AN0, AN7 end, pin 6,4) resistance R 6, capacitor C 6, resistance R 7, capacitor C 7.Mainly be the temperature that detects in the pot body, temperature signal is converted to the signal of telecommunication, reach microprocessor IC1 and carry out monitoring temperature and handle in real time.

Described control circuit comprises that emitter stage, colelctor electrode and relay coil JD1 are being serially connected with power supply just and the triode Q1 between the ground, the base stage of triode Q1 is connected to microprocessor IC1's (RC0 pin) port, and the contact JDQ and the heater RL of relay are serially connected with the AC power end.Described relay ends conducting control by microprocessor IC1 output signal to triode Q1, make relay contact JDQ carry out break-make control to heater RL, thereby reach the adjusting of heating power size, realize regularly cooking, fast congee, cook congee and the Baoshang function.

As shown in Figure 6, this is typically to be used for remote control circuitry middle infrared (Mid-IR) radiating circuit, and wherein corresponding button S5, the S4, S3, S2, the S1 that are used for straighforward operation of being provided with is respectively function selection key, insulation/cancellation button, regularly rises button, beginning button, timing and subtract button.By to button S5, S4, S3, S2, S1 to operation, reach the function setting of on operation keyboard, operating equally.

The utility model is provided with insulation cancellation button than prior art owing to adopt in the operation keyboard, function is selected to press Key regularly rises button, regularly subtracts button, and the beginning button for the window that receives infrared light, is used for the aobvious of displaying time Show device, be used to indicate the indicator lamp of mode of operation, microprocessor IC1 unifies control in the combined circuit plate, by behaviour Make keyboard or remote controller and carry out operation setting, have and cook, fast congee, cook congee and the multimode such as Baoshang is selected operating function, And also have the timing set-up function, not only can be directly on operation keyboard direct setting operation, but also can lead to Cross the remote corresponding setting operation of remote controller, function is selected many, and easy to operate, uses simple advantage.

Claims

1. infrared remote control fuzzy logic electric cooker, comprise a pot body (1), be arranged on the operation keyboard (2) on pot body, circuit board, it is characterized in that being provided with in the described operation keyboard (2) insulation cancellation button (4), function selection key (5), regularly rise button (6), regularly subtract button (7), beginning button (8), be used to receive the window (9) of infrared light, be used to show the display (10) of time, the indicator lamp (3) that is used for indicating operating status, microprocessor IC1 is arranged on the described circuit board, convert infrared signal to infrared receiving circuit that the signal of telecommunication is transported to microprocessor IC1, environment temperature is converted to the temperature collection circuit of transporting to microprocessor IC1 behind the signal of telecommunication, with described insulation cancellation button (4), function selection key (5), regularly rise button (6), regularly subtract button (7), beginning button (8) is corresponding to link to each other, and the keyboard that can show corresponding states is imported and display circuit, the control circuit of control heater break-make, the remote controller of the infrared signal that emission process coding and infrared receiving circuit can receive.

2. infrared remote control fuzzy logic electric cooker according to claim 1 is characterized in that described infrared receiving circuit for being connected between the power supply, the infrared receiving tube IC2 of the I/O port of output termination microprocessor IC1, and model is SJ1838.

3. infrared remote control fuzzy logic electric cooker according to claim 2, it is characterized in that input of described keyboard and display circuit comprise the button S5 between the I/O port that is serially connected in microprocessor IC1 and power supply are just, S4, S3, S2, S1, base stage is connected to the I/O port of microprocessor IC1, emitter and collector and charactron LED88 be serially connected in power supply just with the triode Q2 of the I/O port of microprocessor IC1, Q3, and the emitter stage of triode Q4 and collector series connection are at power supply just and the light emitting diode L1 between the ground, L2, L3, L4, L5, L6, L7, the negative pole of light emitting diode connect the I/O port of microprocessor IC1.

4. according to claim 1,2 or 3 described infrared remote control fuzzy logic electric cookers, it is characterized in that described temperature collection circuit be connected to power supply just with thermistor POT, the GAI of the AD conversion port of microprocessor IC1, and be connected to the resistance R 6 of the AD conversion port of microprocessor IC1, capacitor C 6, resistance R 7, capacitor C 7.

5. according to claim 1,2 or 3 described infrared remote control fuzzy logic electric cookers, it is characterized in that described control circuit comprises that emitter stage, colelctor electrode and relay coil JD1 are being serially connected with power supply just and the triode Q1 between the ground, the base stage of triode Q1 is connected to the I/O port of microprocessor IC1, and the contact JDQ and the heater RL of relay are serially connected with the AC power end.