CN2479867Y - Fuzzy logic computer controlled multi-function electric pressure cooker - Google Patents
Fuzzy logic computer controlled multi-function electric pressure cooker Download PDFInfo
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- CN2479867Y CN2479867Y CN 01235622 CN01235622U CN2479867Y CN 2479867 Y CN2479867 Y CN 2479867Y CN 01235622 CN01235622 CN 01235622 CN 01235622 U CN01235622 U CN 01235622U CN 2479867 Y CN2479867 Y CN 2479867Y
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- circuit
- chip microcomputer
- fuzzy logic
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- 230000006870 function Effects 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims description 9
- 230000003139 buffering effect Effects 0.000 claims description 6
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000009841 combustion method Methods 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 2
- 238000012546 transfer Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 3
- 230000000007 visual effect Effects 0.000 abstract 1
- 238000010411 cooking Methods 0.000 description 6
- 235000013305 food Nutrition 0.000 description 6
- 230000000740 bleeding effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 235000013547 stew Nutrition 0.000 description 2
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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Abstract
A fuzzy logic computer multifunctional electric pressure boiler comprises an outer shell (14), a control panel, a pressure boiler cover (8) having a safety valve, a pressure boiler bladder (13), an electric plate (2) and a control circuit, characterized in that the control circuit comprises a singlechip circuit which has the fuzzy logic controlling function, an input end of the singlechip is connected with a temperature testing circuit, a pan lacking dry burning protecting circuit, a function choosing keyboard circuit and a restoring circuit; and an output end of the singlechip is connected with a liquid crystal display circuit, a sound circuit, a cut-off memory protecting circuit and a heating control switch circuit. The utility model controls precisely and saves the electricity, and has strong protecting function and visual and convenient operation.
Description
The utility model belongs to a kind of multifunction electric pressure pot of fuzzy logic computer control.
For easy to use, multi-purpose pot, there is tool to fry in shallow oil, explode, steam, boil the electric pressure cooking saucepan of multiple function now, promptly disclosed a kind of electric pressure cooking saucepan as 01209620.2 patent application with above-mentioned multiple function, because the required temperature difference of various functions, processed quantity of food is not quite similar, so only the simple several temperature control shelves of using always with prior art just can not be accomplished accurate control, thereby exists temperature, pressure transient, appearance can not in time cut off deficiencies such as circuit, expense electricity unusually.
The utility model aims to provide a kind ofly can accurately control the cooking heating process, working stability, economize on electricity, easy to use, fuzzy logic computer multifunction electric pressure pot that defencive function is strong automatically.
The technical scheme that realizes above-mentioned purpose is (referring to implementing illustration): the utility model comprises shell (14); control panel; the pressure cooker cover (8) of band safety valve; pressure cooker courage (13); the electric hot plate (2) of electrothermal tube is housed; control circuit; it is characterized in that: described electric hot plate is contained in pressure cooker courage bottom; pressure cooker courage (13) bottom is equipped with the pressure sensor of energy induction kettle courage weight; described control circuit is made up of the single chip circuit with fuzzy logic control function; its structure is: the single-chip microcomputer input be connected to respectively can will be contained on the electric hot plate the temperature signal that produces of temperature sensor transfer the temperature sensing circuit of the signal of telecommunication to; the signal that described pressure sensor sends can be become the scarce pot dry combustion method holding circuit of the signal of telecommunication; the function selection keyboard circuit of forming by several buttons; can send the reset circuit of reset signal to single-chip microcomputer; the single-chip microcomputer output is connected to liquid crystal display circuit respectively; sound circuit; heating gauge tap circuit; heating gauge tap circuit connects the electrothermal tube loop, and the outage memory protect circuit that can keep the original output signal of single-chip microcomputer under powering-off state is set between heating gauge tap circuit and single-chip microcomputer output.
The signal that the single-chip microcomputer of the utility model control circuit provides by set hardware and the fuzzy control program software of internal memory detect the duty of electric food warmer, handle various data, then the break-make by heating gauge tap circuit control heating; The temperature that single-chip microcomputer can measure by temperature sensor in working control, the size of parameters such as heating-up time identification quantity of food, data such as pot inner pressure, temperature, according to the steaming of selecting, boil, explode, stew slowly, function shelves such as pressure state cooperate fuzzy pressure curve method to control to adjust pot interior pressure, a temperature.The course of work of hardware components is: select required function with button, behind the function signal input single-chip microcomputer, liquid crystal display circuit shows function corresponding, sound circuit sends the suggestion voice of corresponding function, the heating gauge tap circuit of output is given the heating of pot courage by this functional programs design control heating simultaneously, owing to be provided with outage memory protect circuit between single-chip microcomputer and the heating gauge tap circuit, so when powering-off state took place, outage memory protect circuit can continue to keep the original output control signal of single-chip microcomputer; Lacking under the pot situation, pressure sensor is to the single-chip microcomputer input signal, the single-chip microcomputer output alarm signal; Program in the single-chip microcomputer also can be judged superhigh temperature, open sensor, operating pressure by the signal of temperature sensor and cross high situation, and send corresponding power-off protection signal.Under the situation that maybe needs to reset is crashed in generation, can single-chip microcomputer be resetted by reset circuit; When these external needs carry out the high pressure cooking, buckle air bleeding valve, when needing the normal pressure cooking, take off air bleeding valve.
The utlity model has electric cooker; pressure cooker; deep fryer; the multiple function of slow cooker; set hardware can provide fuzzy program control required various signals to the single-chip microcomputer of control circuit; and the fuzzy control program software that passes through to adorn in the single-chip microcomputer is to steaming; boil; slowly stew; fried various gastronomical process carries out in real time control automatically; this real-time automatic control process can improve the control accuracy to the electric food warmer course of work; improve the job stability of electric food warmer; save electric energy; the utlity model has stronger defencive function, set liquid crystal indicator and sound circuit can help the user to operate more intuitively.
Accompanying drawing and drawing reference numeral explanation:
Fig. 1, the utility model embodiment cross-sectional view
Fig. 2, the utility model control circuit frame principle figure
Fig. 3, the utility model control circuit embodiment circuit diagram
1-electrothermal tube 2-electric hot plate 3-sealing ring 4-Anti-stop cover 5-auxiliary-handle 6-air bleeding valve 7-safety valve
8-pot cover 9-float 10-handle 11-pot courage handle 12-shell handle 13-pot courage 14-shell
15-pallet 16-pressure sensor
The embodiment explanation:
This routine electric pressure cooking saucepan comprises that shell 14, shell inner cavity bottom are provided with the pallet 15 of band stage clip, pressure cooker courage 13 places on the pallet 15, pressure cooker cover 8 is provided with handle 10, auxiliary-handle 5, air bleeding valve 6, safety valve 7, float 9, Anti-stop cover 4, be provided with sealing ring 3 between pressure cooker cover and the pot courage, electrothermal tube 1 embeds and is located in pot electric hot plate of courage bottom 2.Temperature sensor is contained on the electric hot plate 15, and pressure sensor K8 (seeing shown in Figure 3) is contained in the position that pallet 15 can be experienced pot courage pressure, when putting into pot courage, and the K8 closure, when taking out the pot courage, K8 opens, and shell is provided with control panel and LCD.
This routine single-chip microcomputer (IC1) adopts the GMS81504 chip, is 8 COSM circuit, and 30 pins are arranged, and internal memory 4KB connects 5～5.5V dc source during operate as normal;
The circuit structure of single-chip microcomputer input is:
The temperature sensor of temperature sensing circuit adopts thermistor RT, it converts temperature signal to 7,9 pin that the signal of telecommunication is input to single-chip microcomputer, this temperature sensor can be single-chip microcomputer provides work with guard signals such as limit temperature, overheating, open sensor short circuit, operating pressures, detects in real time and controls by the program that is provided with in the single-chip microcomputer duty to electric food warmer;
Lack a pot dry combustion method holding circuit adopts pressure sensor K8, when not putting pot, K8 disconnects; single-chip microcomputer sends corresponding signal and makes the scarce pot of a LCD demonstration signal at this moment; send alarm signal by buzzer, disconnect electrothermal tube power by heating gauge tap circuit simultaneously, prevent that dry combustion method from burning out parts.
The function selection keyboard circuit is the keyboard scanning circuit that adopts button K1～K6 and resistance R 10, R11, R12, R13, R14 to form, connect single- chip microcomputer 8,10,11,13,15,16 ends, the program in the single-chip microcomputer is selected control program by the varying voltage signal of difference in functionality key input;
Reset circuit is made up of parts such as button K7, R8, transistor T R3, R6, R5, C6, voltage-stabiliser tube Z3, connects single-chip microcomputer 17 pin, in the time of maybe need eliminating current working state when occur crashing and during implementation status, presses K7 can reset;
This example also is provided with the open circuit short-circuit protection circuit, and its structure is at the power input fuse FUSE1 that connects, and function is to make the control panel outage under short circuit and open circuit conditions, and electrothermal tube is not worked, and plays the effect of short circuit power-off protection;
The output circuit structure of single-chip microcomputer is:
Liquid crystal display circuit is made up of LCD, R20, R21, R22, R23, R24, R25, C7, C8, R9, crystal oscillator XTAL, realizes that by SCM program control function and various state show.
Sound circuit be provided with join with the single-chip microcomputer output, have the serial paralled interface effect and the control signal of single-chip microcomputer output had the time-delay buffering integrated circuit CD4094 of time-delay cushioning effect and is connected on thereafter the speech IC API840N that can send voice signal, speech IC connects loudspeaker by amplifying circuit.This example time-delay buffering integrated circuit CD4094 connects single-chip microcomputer 14,17,20 ends, amplifying circuit is made up of triode Q2, connect 8 pin of speech IC API840N, deposit required various suggestion voices in the speech IC, different driving driven by program speech IC by single-chip microcomputer sends different acoustic impluses, sends suggestion voice by loudspeaker again after amplifying circuit amplifies; This routine set CD4094 time-delay buffering integrated circuit has the serial paralled interface effect; the control signal that single-chip microcomputer is sent has the effect of time-delay, maintenance, buffering simultaneously; can improve the anti-interference and the stability of speech generating circuit, the COMS power down protection circuit that API840N forms is contained in single-chip microcomputer that this is routine and speech IC inside.
Heating gauge tap circuit is made up of the differential amplifier circuit that TR1, TR2 form, its input connects single-chip microcomputer output 5,30 pin, is in series with relay coil RY1 at the colelctor electrode of output circuit TR2, during the TR2 conducting, RY1 has electric current to pass through, by the break-make of its contact control electrothermal tube;
Heating gauge tap circuit is to heat a gauge tap circuit input end electrochemical capacitor E3 in parallel with outage memory protect circuit structure between the single-chip microcomputer output, during outage, state before this electric capacity can keep cutting off the power supply if sent a telegram here, can recover the preceding duty of cutting off the power supply in 30 minutes;
Power circuit is formed 24 volts of rectification DC power supplies by YAR, C1, R1, C2, diode D1, electrochemical capacitor E1, voltage-stabiliser tube Z1, forms 5 volts of dc sources by R4, E2, C5, Z2, for single-chip microcomputer.
Claims (9)
1; fuzzy logic computer multifunction electric pressure pot; comprise shell (14); control panel; the pressure cooker cover (8) of band safety valve; pressure cooker courage (13); the electric hot plate (2) of electrothermal tube is housed; control circuit; it is characterized in that: described electric hot plate is contained in pressure cooker courage bottom; pressure cooker courage (13) bottom is equipped with the pressure sensor of energy induction kettle courage weight; described control circuit is made up of the single chip circuit with fuzzy logic control function; its structure is: the single-chip microcomputer input be connected to respectively can will be contained on the electric hot plate the temperature signal that produces of temperature sensor transfer the temperature sensing circuit of the signal of telecommunication to; the signal that described pressure sensor sends can be become the scarce pot dry combustion method holding circuit of the signal of telecommunication; the function selection keyboard circuit of forming by several buttons; can send the reset circuit of reset signal to single-chip microcomputer; the single-chip microcomputer output is connected to liquid crystal display circuit respectively; sound circuit; heating gauge tap circuit; heating gauge tap circuit connects the electrothermal tube loop, and the outage memory protect circuit that can keep the original output signal of single-chip microcomputer under powering-off state is set between heating gauge tap circuit and single-chip microcomputer output.
2, fuzzy logic computer multifunction electric pressure pot according to claim 1 is characterized in that: described function selection keyboard circuit is the keyboard scanning circuit that adopts button and resistance to form,
3, fuzzy logic computer multifunction electric pressure pot according to claim 1 and 2 is characterized in that: be provided with the open circuit short-circuit protection circuit, its structure is at the power input fuse (FUSE1) of connecting.
4, fuzzy logic computer multifunction electric pressure pot according to claim 1 and 2, it is characterized in that: described sound circuit be provided with join with the single-chip microcomputer output, have the serial paralled interface effect and the control signal of single-chip microcomputer output had the time-delay buffering integrated circuit (CD4094) of time-delay cushioning effect and is connected on thereafter the speech IC that can send voice signal (API840N), speech IC connects loudspeaker by amplifying circuit.
5, fuzzy logic computer multifunction electric pressure pot according to claim 3, it is characterized in that: described sound circuit be provided with join with the single-chip microcomputer output, have the serial paralled interface effect and the control signal of single-chip microcomputer output had the time-delay buffering integrated circuit (CD4094) of time-delay cushioning effect and is connected on thereafter the speech IC that can send voice signal (API840N), speech IC connects loudspeaker by amplifying circuit.
6, fuzzy logic computer multifunction electric pressure pot according to claim 1 and 2 is characterized in that: the described heating gauge tap circuit that is located at is to heat a gauge tap circuit input end electrochemical capacitor in parallel (E3) with outage memory protect circuit structure between the single-chip microcomputer output.
7, fuzzy logic computer multifunction electric pressure pot according to claim 3 is characterized in that: the described heating gauge tap circuit that is located at is to heat a gauge tap circuit input end electrochemical capacitor in parallel (E3) with outage memory protect circuit structure between the single-chip microcomputer output.
8, fuzzy logic computer multifunction electric pressure pot according to claim 4 is characterized in that: the described heating gauge tap circuit that is located at is to heat a gauge tap circuit input end electrochemical capacitor in parallel (E3) with outage memory protect circuit structure between the single-chip microcomputer output.
9, fuzzy logic computer multifunction electric pressure pot according to claim 5 is characterized in that: the described heating gauge tap circuit that is located at is to heat a gauge tap circuit input end electrochemical capacitor in parallel (E3) with outage memory protect circuit structure between the single-chip microcomputer output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01235622 CN2479867Y (en) | 2001-04-27 | 2001-04-27 | Fuzzy logic computer controlled multi-function electric pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01235622 CN2479867Y (en) | 2001-04-27 | 2001-04-27 | Fuzzy logic computer controlled multi-function electric pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2479867Y true CN2479867Y (en) | 2002-03-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01235622 Expired - Lifetime CN2479867Y (en) | 2001-04-27 | 2001-04-27 | Fuzzy logic computer controlled multi-function electric pressure cooker |
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| CN (1) | CN2479867Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102429574A (en) * | 2011-10-31 | 2012-05-02 | 九阳股份有限公司 | Electric pressure cooker capable of automatically controlling pressure and pressure control method thereof |
| CN102525253A (en) * | 2012-01-18 | 2012-07-04 | 浙江苏泊尔家电制造有限公司 | IH (Induction Heating) electromagnetic electric cooker with power adjusting function |
| CN104545429A (en) * | 2013-04-18 | 2015-04-29 | 张柯 | Domestic multi-diameter warning electric pressure cooker |
| CN107157317A (en) * | 2016-03-07 | 2017-09-15 | 广东美的生活电器制造有限公司 | A kind of liquid heating, electric hot water bottle and its anti-dry control method |
| CN109744886A (en) * | 2019-03-04 | 2019-05-14 | 河北工业职业技术学院 | Electric cooker alarm detection procedure, device and terminal device |
| CN109780578A (en) * | 2018-12-31 | 2019-05-21 | 佛山市云米电器科技有限公司 | A kind of telescopic folding kitchen range that abnormal conditions occurs and can lock |
| CN113729487A (en) * | 2020-05-29 | 2021-12-03 | 九阳股份有限公司 | Recovery method for coupling power failure of cooking appliance and cooking appliance |
-
2001
- 2001-04-27 CN CN 01235622 patent/CN2479867Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102429574A (en) * | 2011-10-31 | 2012-05-02 | 九阳股份有限公司 | Electric pressure cooker capable of automatically controlling pressure and pressure control method thereof |
| CN102525253A (en) * | 2012-01-18 | 2012-07-04 | 浙江苏泊尔家电制造有限公司 | IH (Induction Heating) electromagnetic electric cooker with power adjusting function |
| CN102525253B (en) * | 2012-01-18 | 2014-02-26 | 浙江苏泊尔家电制造有限公司 | IH (Induction Heating) electromagnetic electric cooker with power adjusting function |
| CN104545429A (en) * | 2013-04-18 | 2015-04-29 | 张柯 | Domestic multi-diameter warning electric pressure cooker |
| CN107157317A (en) * | 2016-03-07 | 2017-09-15 | 广东美的生活电器制造有限公司 | A kind of liquid heating, electric hot water bottle and its anti-dry control method |
| CN109780578A (en) * | 2018-12-31 | 2019-05-21 | 佛山市云米电器科技有限公司 | A kind of telescopic folding kitchen range that abnormal conditions occurs and can lock |
| CN109744886A (en) * | 2019-03-04 | 2019-05-14 | 河北工业职业技术学院 | Electric cooker alarm detection procedure, device and terminal device |
| CN109744886B (en) * | 2019-03-04 | 2020-07-07 | 河北工业职业技术学院 | Electric cooker alarm detection method and device and terminal equipment |
| CN113729487A (en) * | 2020-05-29 | 2021-12-03 | 九阳股份有限公司 | Recovery method for coupling power failure of cooking appliance and cooking appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GUANGDONG YILIPU ELECTRIC APPLIANCE CO., LTD. Free format text: FORMER OWNER: JIAN WEIWEN Effective date: 20061110 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20061110 Address after: 528243 Industrial Avenue, Songgang Pine Industrial Park, Nanhai District, Guangdong, Foshan Patentee after: Guangdong Elecpro Electric Appliance Holding Co., Ltd. Address before: Nanhai Yanbu town Guangdong province 528247 Ring Road in the town Nanhai elecpro Electrical Appliance Co. Ltd. Patentee before: Jian Weiwen |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20110427 Granted publication date: 20020306 |