CN202532561U

CN202532561U - Intelligent electric stove

Info

Publication number: CN202532561U
Application number: CN201220173455XU
Authority: CN
Inventors: 李良德
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-04-23
Filing date: 2012-04-23
Publication date: 2012-11-14
Anticipated expiration: 2022-04-23

Abstract

The utility model discloses an intelligent electric stove which comprises a housing and a heating plate, wherein the heating plate is arranged above the housing, a temperature sensor and an intelligent controller are arranged in the housing, the temperature sensor is tightly fixed below the heating plate and connected with the intelligent controller, and a display device and a control keyboard are arranged on the surface of the housing. The intelligent electric stove has a simple structure and is convenient to use; the cooking temperature is the direct control target; and the cooking temperature is displayed on the display device in real time, which is greatly visual, convenient to use and easy to operate.

Description

A kind of intelligent electrothermal furnace

Technical field

The utility model relates to a kind of electrothermal furnace, is a kind of intelligent electrothermal furnace specifically, belongs to tame electro-technical field.

Background technology

People in daily life, touch always cook, the work of cooking, in cooking work; All will use edible oil, we know, edible oil commonly used will produce oil smoke when spending being heated to Celsius 200; Temperature is high again; Will decomposite the oil smoke that contains a large amount of harmful substances, contaminated environment, the harm people's is healthy; In gastronomical process, too high to the food heating-up temperature, also can make food generation carbonization; Destroy food nutrition, heating-up temperature is too low, and the food taste of then cooking out is not good enough; Influence eater's appetite; In a word, want to cook out delicious food, good to eat polytrophic again dish, the grasp of " duration and degree of heating " is extremely important.Here " duration and degree of heating " comprises two layers of meaning; The one, the size of " firepower " during heat food, another is under the condition of this " firepower ", when reaching " suitable cook temperature " the time length that will heat; The time of heating is too short; Temperature does not reach " suitable cook temperature ", and the food mouthfeel of cooking out is not good enough, influences appetite; The time of heating is oversize, causes cook temperature too high, then can produce " oil smoke ", decomposites harmful substance, not only endangers people's health, also wastes energy, and does not meet the health that the modern life advocates, the life idea of energy-saving and environmental protection.In the cooking work of actual life, it is very difficult can grasping " duration and degree of heating ", even if having the cook of abundant cooking experience; Also can't guarantee each cooking activity, can both grasp " duration and degree of heating " just rightly, say nothing of we ordinary citizen and grasped the level of " duration and degree of heating "; Therefore in daily cooking activity, the too high phenomenon of cook temperature can take place all, not only waste energy; Also produce soot pollution environment, the harm health of people.

In sum; In the cooking activity, the quality that " duration and degree of heating " grasped is exactly to control suitable cook temperature well after all; At present in daily life; It is very universal to use electric energy to come heat food to cook, but to pine for all be to come control cook temperature indirectly through regulating consumed power size (being also referred to as " firepower ") to these electric-heating cooking utensils (comprising electrothermal furnace, electromagnetic oven, micro-wave oven etc.) adding, and has following defective:

1, can't solve the problem that produces oil smoke in the gastronomical process, the electrothermal furnace of prior art is controlled cook temperature indirectly through control power, even if transfer power minimumly; Grown heat time heating time; It is very high that temperature equally can become, and also can let edible oil produce oil smoke, lets food that " carbonization " takes place.

2, use inconvenience, it is big to grasp " duration and degree of heating " difficulty.Turn power down, can cause cook temperature to rise slowly, the lengthening cooking time, reduce cooking efficiency, the food nutrition of cooking out runs off too much also not good to eat; Transfer power greatly, cook temperature rises fast, careless slightly oil smoke and the burning foods of producing immediately.

3, waste energy, the electrothermal furnace of prior art, owing to do not control the function whether heat-generating disc works automatically according to temperature, thereby heating is continuous, heat-generating disc also can work on after temperature reached suitable cook temperature, thereby wasted energy.

4, contaminated environment, the electrothermal furnace of prior art, heating is continuous, and the cooking appliance temperature is constantly raise, edible oil decomposites a large amount of harmful substance contaminated environment.

The utility model content

The purpose of the utility model is the deficiency to prior art; A kind of intelligent electrothermal furnace is provided; It directly controls target is exactly cook temperature; No matter how long, can both be controlled at edible oil to cook temperature accurately and produce below the temperature of oil smoke heat time heating time, can also set cook temperature arbitrarily and keep constant temperature according to cooking different food.

The technical scheme that realizes the utility model purpose is: a kind of intelligent electrothermal furnace; Comprise shell, heat-generating disc; Heat-generating disc is equipped with in the shell top; Enclosure is provided with temperature sensor and intelligence controlling device, and temperature sensor is anchored on the heat-generating disc below and is connected with intelligence controlling device, and case surface is provided with display and supervisory keyboard.

And; Described intelligence controlling device comprises single-chip microcomputer, temperature detecting unit, control module, display unit, key-press input unit; The input of temperature detecting unit is connected with the output of temperature sensor, and the output of temperature detecting unit is connected with the input port line of single-chip microcomputer, and key-press input unit is connected with the input port line of single-chip microcomputer; Display unit is connected with the delivery outlet line of single-chip microcomputer; The control end of control module is connected with the delivery outlet line of single-chip microcomputer, and the input of control module is connected with 220 volts of AC powers, and the output of control module is connected with the working power input of heat-generating disc.

And described display is connected with display unit, and supervisory keyboard is connected with key-press input unit.

And described temperature sensor is a thermocouple temperature sensor.

And heat-generating disc is that operating voltage is 220 volts a common heat-generating disc.

And control module is that control voltage is direct current 3-12V, and input voltage is for exchanging 220 volts solid-state relay.

And temperature detecting unit is the electronic circuit module that voltage or current signal with temperature sensor output convert data signal to.

The described intelligent electrothermal furnace of the utility model pre-sets cook temperature through the key-press input unit of intelligence controlling device; Intelligence controlling device is regulated the power that control module outputs to heat-generating disc automatically according to the temperature that is provided with; Heat-generating disc is heated up with the fastest speed; Reach and reduce the power that outputs to heat-generating disc after the predefined temperature again automatically, the temperature of heat-generating disc is no longer raise and keep constant temperature, save electric energy.Because in the cooking food process; Food will absorb heat, causes the heat-generating disc temperature to reduce, as long as be lower than preset cook temperature; Intelligence controlling device is immediately through the work of control module control heat-generating disc, makes the heat-generating disc temperature be increased to predefined cook temperature fast and keeps constant temperature.Go round and begin again, guaranteed that the temperature of heat-generating disc always remains on preset temperature, and limit the temperature that this temperature is not higher than edible oil generation oil smoke, reach health, environmental protection, purpose of energy saving.

The utility model has the advantages that: 1, simple in structure, required accessory (assembly) is and is prone to the material purchased on the market, realizes being very easy to.

2, easy to use, the directly actuated target of the utility model is a cook temperature, and has display to show cook temperature in real time, and is very directly perceived, easy to use, simple to operate.

3, efficient is high, and the heating power of cooking appliance by microcomputer chip (single-chip microcomputer) Based Intelligent Control, can be heated to suitable cook temperature and keep constant temperature with the temperature that the fastest speed will be cooked pan.

4, energy-conserving and environment-protective because the directly actuated target of the utility model is exactly a cook temperature, stop heating when reaching preset temperature; Automatically control can not cause energy waste, can not occur during the cooking because temperature is too high yet; Make edible oil produce oil smoke, contaminated environment.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is the utility model workflow diagram.

Fig. 3 is the utility model embodiment temperature detection intelligent control module schematic diagram.

Wherein, heat-generating disc 1, shell 2, display 3, keyboard 4, intelligence controlling device 5, temperature sensor 6.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is done further explanation.

With reference to Fig. 1～3, the described a kind of intelligent electrothermal furnace of the utility model includes shell 2; Heat-generating disc 1 is housed above shell; The upper surface of heat-generating disc is a working face, contacts with cooking pan, and the below of heat-generating disc is fastened with temperature sensor 6; Being equipped with the single-chip microcomputer in the inside of shell is the intelligence controlling device 5 of core; Display 3 and keyboard 4 are housed on the shell, and intelligence controlling device is a core with single-chip microcomputer a, is provided with temperature detecting unit b, control module c, display unit d, key-press input unit e.

The input of temperature detecting unit is connected with the output of temperature sensor, and the output of temperature detecting unit is connected with the input port line of single-chip microcomputer; Key-press input unit is connected with the input port line of single-chip microcomputer; Display unit is connected with the delivery outlet line of single-chip microcomputer; The control end of control module is connected with the delivery outlet line of single-chip microcomputer, and the input of control module is connected with 220 volts of AC powers, and the output of control module is connected with the working power input of heat-generating disc.

The effect of key-press input unit e is that cook temperature is set; Display unit d shows the result of setting and the actual temperature of heat-generating disc in turn; The effect of temperature detecting unit b is that the temperature transition with heat-generating disc becomes digital signal transfers to handle for single-chip microcomputer a; Single-chip microcomputer a does contrast according to the actual temperature of heat-generating disc with preset temperature, sends control signal then, makes control module c control heat-generating disc start or stop work.Concrete implementation procedure is described below:

When needs use electrothermal furnace, connect its power supply, set cook temperature; Single-chip microcomputer a at first reads the actual temperature of heat-generating disc through temperature detecting unit, if the actual temperature value of heat-generating disc less than preset temperature value, then single-chip microcomputer a sends control signal and gives control module c; Make control module c out-put supply give heat-generating disc, let heat-generating disc start working, convert electrical energy into heat energy; The heat-generating disc temperature raises, and in the process of heat-generating disc work, single-chip microcomputer a is through the actual temperature that reads heat-generating disc of temperature detecting unit circulation; If the actual temperature value of heat-generating disc is less than preset temperature value, then single-chip microcomputer a continues to send control signal to control module c, makes control module c continue out-put supply and gives heat-generating disc; Let heat-generating disc work on; In case single-chip microcomputer a has reached preset temperature through the actual temperature that temperature detecting unit reads heat-generating disc, then single-chip microcomputer a sends control signal immediately and gives control module c, and the power supply that makes control module c break off heat-generating disc quits work by heat-generating disc; Thereby the temperature of heat-generating disc is no longer raise, to save electric energy.Because in the cooking food process; Food will absorb heat, causes the heat-generating disc temperature to reduce, in case single-chip microcomputer a has been lower than preset temperature through the actual temperature that temperature detecting unit reads heat-generating disc; Then single-chip microcomputer a sends control signal immediately and gives control module c; Make control module c out-put supply by heat-generating disc work, convert electrical energy into heat energy, the heat-generating disc temperature raises.Because the speed of service of single-chip microcomputer is very fast; The needed time of the actual temperature of a cycle detection heat-generating disc is merely millisecond unit level; Therefore temperature control is very accurate, goes round and begins again, and has guaranteed that the temperature of heat-generating disc always remains on preset temperature; And limit this temperature and be not higher than the temperature that edible oil produces oil smoke, reach health, environmental protection, purpose of energy saving.

The utility model embodiment has adopted common chip AT89C52 as single-chip microcomputer a; Because this chip and peripheral circuit belong to mature technology; Can select concrete chip as required for use during practical implementation, the connected mode of AT89C52 chip and peripheral circuit can be referring to chip service manual and pin explanation.What temperature detecting module b also selected for use is temperature detecting module commonly used on the market; Voltage (or electric current) signal that this generic module all possesses temperature sensor output converts data signal to; As long as its digital signal output end is connected with two input port lines of single-chip microcomputer; Can select the module of different manufacturers during practical implementation as required for use; Use according to the technical descriptioon of this module to get final product, be connected with 23,24 pins of AT89C52 chip like the signal output part of the temperature detecting module in the present embodiment.The control signal of control module c is picked out by pin 14.

Claims

1. intelligent electrothermal furnace; Comprise shell and heat-generating disc, it is characterized in that: heat-generating disc is equipped with in the shell top, and enclosure is provided with temperature sensor and intelligence controlling device; Temperature sensor is anchored on the heat-generating disc below and is connected with intelligence controlling device, and case surface is provided with display and supervisory keyboard.

2. a kind of intelligent electrothermal furnace according to claim 1; It is characterized in that; Described intelligence controlling device comprises single-chip microcomputer, temperature detecting unit, control module, display unit, key-press input unit; Temperature detecting unit, control module, display unit, key-press input unit all are connected with single-chip microcomputer, and the input of temperature detecting unit is connected with the output of temperature sensor, and the output of control module is connected with the working power input of heat-generating disc.

3. a kind of intelligent electrothermal furnace according to claim 1 is characterized in that described display is connected with display unit, and supervisory keyboard is connected with key-press input unit.

4. a kind of intelligent electrothermal furnace according to claim 1 is characterized in that described temperature sensor is a thermocouple temperature sensor.

5. a kind of intelligent electrothermal furnace according to claim 2 is characterized in that, the electronic circuit module that described temperature detecting unit converts data signal to for voltage or current signal with temperature sensor output.

6. a kind of intelligent electrothermal furnace according to claim 2 is characterized in that, described control module is direct current 3-12V for control voltage, and input voltage is the solid-state relay of 220 volts of interchanges.