CN2124641U

CN2124641U - Double-timing multi-function electric cooker

Info

Publication number: CN2124641U
Application number: CN 91231092
Authority: CN
Inventors: 陈益
Original assignee: Individual
Current assignee: Individual
Priority date: 1991-12-27
Filing date: 1991-12-27
Publication date: 1992-12-16

Abstract

The utility model relates to a double-timing multi-function electric cooker which is the improvement of electric cookers in prior art, comprising an electric heating disk, an inner cooker, a timer, a heating heat retainer, an overheating fuse and a magnetic steel temperature limiter. The utility model is characterized in that a position closed to a cooking keyswitch on the cooker body of the electric cooker is provided with two synchronizing motor timers DS1 and DS2 and is additionally provided with a set of spring contacts in linkage with the keyswitch, realizing to freely adjust the starting time of heating and cooking, heat preserving time and pressure preserving time. The utility model can realize power conversion through timing and constant temperature and is suitable for different powers and modes of timedly and automatically cooking various food. The utility model has the advantages of simple structure, high reliability and energy saving, having wide usage for households.

Description

Double-timing multi-function electric cooker

The utility model relates to a kind of electric cooker, more particularly relates to a kind of multi-functional electric cooker of plesichronous that has, and is the improvement to existing electric cooker.

Existing timing starts electric cooker or regularly insulation, the pressurize electric pressure cooking saucepan, can only timing controlled connect the time that power supply is promptly controlled beginning, maybe can only control insulation, dwell time, though the electric cooker that adopts 2 timers is arranged at present, owing to adopt former electric cooker to refill timer, therefore it can only control beginning heat time heating time and the whole time of heating beginning after heat-insulation pressure keeping finishes, but can not satisfy determine by hotting plate material variety what and voltage from being heated to boiled time control, can not satisfy independent control insulation, dwell time, thereby can not satisfy Modern Family's allegro needs of living, a kind of electronics plesichronous auto-electronic pressure cooker is still arranged at present, though have the function of plesichronous, need by the user, regulate cooking zero-time and the pressurize cooking time arbitrarily, can automatically perform the timing constant temperature transfer process in each cooking stage, right its shortcoming is directly to be subjected to electric cooker to add heat affecting by electronic devices and components, damage easily, influence electric cooker service life, and the complex structure cost is higher.

The purpose of this utility model is existing electric cooker to be done an improvement make it both have the plesichronous function, the zero-time of adjusting cooking and insulation arbitrarily, pressurize cooking time, can realize the automated power translation function again, economize on electricity also can be with high-power heating small-power insulation, pressurize or directly regularly hot plate with small-power between conversion timing automatically again, and make simple in structure, cost is low, and is not subjected to electric cooker temperature effect.

The technical solution of the utility model is to include electric hot tray, interior pot, heating warmer, magnetic steel temperature limiter, two synchronous motor timers are set on the key switch adjoining position realize regularly switching on and off with boiling on the electric cooker of overheating fuse, set up one group of spring strip contact that links with the key switch of cooking, the heating warmer circuit is connected with heating element heater after can adopting bimetal leaf insulation switch and the parallel connection of magnetic steel temperature limiter magnetic switch according to user's needs, a diode also can be on magnetic switch in parallel connect with heating element heater and is realized that automated power exchanges, in addition, also can with magnetic switch be in parallel with the small-power warm keeping element again after heating element heater is connected.

The utility model embodiment is described further in conjunction with the accompanying drawings.

Fig. 1 is the utility model outline drawing;

Fig. 2 is the magnetic control lever switch and the newly-increased sets of contacts structural representation of magnetic steel temperature limiter;

Fig. 3 is for adopting the plesichronous multifunctional electric cooker electrical schematic diagram of bimetal leaf insulation switch;

Fig. 4 is the power plesichronous multifunctional electric cooker electrical schematic diagram of exchange automatically;

Fig. 5 is the plesichronous multifunctional electric cooker electrical schematic diagram with many heating plates.

By shown in Figure 1, on the shell of existing electric cooker, fill one or two timer DS above the key switch 1₁And DS₂And three indicator lamps of red, yellow, and green, by shown in Figure 2, set up one group of reed contact group that links with the key switch of cooking, spring strip contact can form by 3 or 4, they be contained in one with a support 4 that pot body is connected on, J₁、J ₂Be moving contact, two connecting rods be set, contact J on the key switch bar₁Contact contact J with connecting rod 2₂Contact J with another connecting rod 3₃、J ₄Be static contact, having made electric cooker after these 2 improvement, just to have a plesichronous multi-functional.

Embodiment 1:

By shown in Figure 3, the heating warmer of electric cooker is a bimetal leaf insulation K switch ₂, the magnetic switch K of it and magnetic steel temperature limiter ₁(contact of the key switch of promptly cooking) and associating are in series contact J again with heating element heater RR ₁RR is connected with heating element heater, contact J ₂With timer DS ₂Connect contact J ₃With timer DS ₁Connect DS ₁Can adopt the synchronous motor timer of regularly connecting in 12 hours, DS ₂Can adopt the synchronous motor timer that turn-offs arbitrarily in 2 hours, contact J ₄With timer DS ₂Synchronous motor N ₂Be connected, after red, green, each series resistance of yellow indicator lamp respectively with heating element heater RR, DS ₁Motor N ₁, DS ₂Motor N ₂Be in parallel.The original state of electric cooker, the plug that plugs in is not pressed the button of cooking, then K ₁Access failure, at this moment, contact J ₁With J ₄, J ₂With J ₃Connect, stir timer knob and make pointer, and stir timer DS again at the required time location of cooking that begins ₂Knob makes the pointer indication on required insulation, dwell time position, and this moment, green indicating lamp was bright, and the button of cooking is pressed, K ₁Connect the J of this moment and its interlock ₁With J ₃Connect J ₁With J ₄Disconnect, work as DS ₁Regularly finish, connect power supply, green light goes out, and red light is bright, and electric cooker begins heating, and when heating-up temperature reached 103 ± 2 ℃ of Curie's temperature-sensitive points, magnetic control temperature limiter magnet steel loss of excitation, two magnet steel separated under the effect of spring, and the key switch bar takeoffs, at this moment, and K ₁Disconnect, stop heating, and return to J ₁, J ₄, J ₂, J ₃Connect timer DS ₂Pick up counting, yellow indicator lamp is bright, and red led is controlled light on and off by bimetal leaf, at this moment, is heated until DS by the bimetal leaf insulation ₂Regularly finish.In addition, if do not press button, K ₁Access failure has been stirred DS ₁And DS ₂, J then ₁, J ₄, J ₂, J ₃Connect DS ₁After regularly finishing, connect power supply, be heated to DS by bimetal leaf control ₂Regularly finish K ₁Connect, if stirred timer DS ₁, DS ₂Regularly, then do not arrive DS ₁Be heated to the back outage of temperature-sensitive point behind the timing Power-On, utilize waste heat, meal is boiled, realized that in sum multi-functional timing cooks various food.

Embodiment 2:

Show that by Fig. 4 heating warmer is serially connected with a diode D ₁, be used for the half-power heat tracing, be in series contact J again with heating element heater RR after it is in parallel with magnetic switch 1 ₁RR is connected with heating element heater, contact J ₂With timer DS ₂, J ₃With timer DS ₁Connect contact J ₄With timer DS ₂Synchronous motor N ₂Be connected, red, green, yellow indicator lamp separately after the series resistance respectively with heating element heater RR, DS ₁Motor N ₁, DS ₂Motor N ₂Be in parallel.The electric cooker original state, button is not pressed, at this moment, contact J ₁, J ₄, J ₂, J ₃Connect, button is pressed, K ₁Connect when dialling good timer DS ₁Timing is connected power supply to beginning the time of cooking, by heating element heater RR heating with full power, and when reaching 103 ℃, K ₁Disconnect, then J ₃With J ₂, J ₁With J ₄Contact is connected, and dials good DS in advance ₂Pick up counting, half-power is incubated until DS ₂Regularly finish, so just reduce power consumption.In addition, button is not according to, K ₁Disconnect, when dialling good timer DS ₁Behind the timing Power-On, then by DS ₂The timing controlled half-power is heated until power cutoff.If push button K ₁Connect, dial good timer DS ₁, do not stirred DS ₂, then as timer DS ₁Behind the timing Power-On, the electric cooker heating with full power is to temperature-sensitive point, K ₁Deenergization utilizes waste heat that meal is boiled, and realizes that multi-functional timing cooks various food.

Embodiment 3:

By shown in Figure 5, the warmer of electric cooker is a small-power warm keeping element R, for example can adopt PTC electron ceramic material or other heat tracing elements etc., realizes the small-power insulation, magnetic switch K ₁The back of connecting with heating element heater RR is in parallel contact J with warm keeping element R ₁Be serially connected in the loop of heating element heater RR contact J ₃With timer DS ₁Connect contact J ₂With timer DS ₂Connect, red, green, yellow indication separately after the series resistance respectively with heating element heater RR, DS ₁Motor N ₁, DS ₂Motor N ₂Be in parallel.The electric cooker original state does not push button, K ₁Disconnect contact J ₂, J ₃Connect J ₁With J ₃Disconnect, dial good timer DS ₁And DS ₂, push button, then K ₁Connect, with it Lian Dong contact J ₁With J ₃Connect J ₂With J ₃Disconnect DS ₁Regularly finish to connect power supply, the beginning of cooking, by heating element heater RR heating with full power, when 103 ℃ of arrival temperature-sensitive points, K ₁Disconnect contact J ₁, J ₃Disconnect J ₂, J ₃Connect, carry out the small-power heat tracing until DS by warm keeping element R ₂Regularly finish.In addition, if do not press button, K ₁Access failure is dialled good timer DS ₁And DS ₂, then by DS ₁Behind the timing Power-On by DS ₂The insulation of control small-power is heated to regularly and finishes DS ₂Do not do regularly, only dial good DS ₁Timer pushes button, K ₁Connect, realize that then heating with full power cooks, to temperature-sensitive point K ₁Deenergization utilizes waste heat to make meal boil the multi-functional timing of realization and cooks various food.

Advantage of the present utility model has can regulate arbitrarily cooking zero-time and insulation, dwell time, can change the heat tracing process by the self-timing constant temperature, realize that total power is hotted plate, half-power or small-power insulation, pressurize, also can directly regularly hot plate with half-power or small-power, be suitable for hotting plate different food products with different capacity and mode, or the advantage of energy savings, but also have simple in structure, the electric wiring advantages such as temperature influence is not safe and reliable are suitable for vast family and use.

Claims

1, a kind of plesichronous multifunctional electric cooker of being made up of electric hot tray, interior pot, heating warmer, magnetic steel temperature limiter, overheating fuse is characterized in that:

Be provided with two synchronous motor timer DS with the key switch adjoining position of cooking on a, the electric cooker pot body ₁And DS ₂And red, yellow, green indicator lamp;

B, set up one group of spring strip contact that links with the key switch of cooking.

2, plesichronous multifunctional electric cooker according to claim 1 is characterized in that, the described spring strip contact group of setting up can be made up of 3 or 4 spring strip contacts, and sets of contacts is fixed on the support 4, J ₃, J ₄Be static contact, J ₁, J ₂Be moving contact, respectively with the key switch bar of cooking on connecting rod 2 contact with connecting rod 3.

3, plesichronous multifunctional electric cooker according to claim 1 is characterized in that, heating warmer is a bimetal leaf insulation K switch ₂, it and magnetic switch K ₁Be in series contact J after the parallel connection again with heating element heater RR ₁RR is connected with heating element heater, contact J ₂With timer DS ₂Be connected contact J ₃With timer DS ₁Connect contact J ₄With timer DS ₂Motor N ₂, red, green, yellow indicator lamp separately after the series resistance respectively with heating element heater RR, DS ₁Motor N ₁, DS ₂Motor N ₂Be in parallel.

4, plesichronous multifunctional electric cooker according to claim 1 is characterized in that, heating warmer is in series with a diode D ₁Be used for the half-power heat tracing, it and magnetic switch K ₁Be in series contact J after the parallel connection again with heating element heater RR ₁RR is connected with heating element heater, contact J ₂With timer DS ₂Be connected contact J ₃With timer DS ₁Connect contact J ₄With timer DS ₂Motor N ₂Connect, red, green, yellow indicator lamp separately after the series resistance respectively with element RR, DS ₁Motor N ₁, DS ₂Motor N ₂Be in parallel.

5, plesichronous multifunctional electric cooker according to claim 1 is characterized in that, warmer is a small-power warm keeping element R, realizes the small-power insulation, magnetic switch K ₁The back of connecting with heating element heater RR is in parallel contact J with warm keeping element R ₁Be serially connected in the loop of heating element heater RR contact J ₃With timer DS ₁Connect contact J ₂With timer DS ₂Connect, red, green, yellow indicator lamp separately after the series resistance respectively with heating element heater RR, DS ₁Motor N ₁, DS ₂Motor N ₂Be in parallel.