CN201445384U

CN201445384U - Control circuit of energy-saving electric cooker

Info

Publication number: CN201445384U
Application number: CN200920062665XU
Authority: CN
Inventors: 杨道越
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-08-20
Filing date: 2009-08-20
Publication date: 2010-05-05
Anticipated expiration: 2019-08-20

Abstract

The utility model discloses a control circuit of an energy-saving electric cooker, wherein the circuit comprises a heating disc and an insulating sheet, and is characterized in that a reset normal open switch, a kick I and relay are arranged in the control circuit, wherein a coil of relay, the reset normal open switch and the kick I form a current return circuit, one of the coil of the relay is further connected with a contact of a heating disc circuit, the switch part of the relay is simultaneously connected into an insulating sheet circuit and the heating disc circuit, when the switch does not trip, the switch part of the relay and the insulating circuit form the current return circuit, and when the switch trips, the switch part of the relay and the heating disc circuit form a current return circuit. Since the heating disc and the insulating sheet are arranged in different circuits through utilizing the relay, the heating disc does not work when the insulating sheet works, thereby greatly saving the energy sources, since an energy-saving module is connected in the circuit in series, the overflowing of boiled soap and water is effectively avoided, and energy-sources are further saved.

Description

The control circuit of energy-saving electric cooker

Technical field

The utility model relates to a kind of energy-saving electric cooker, specifically is a kind of control circuit of energy-saving electric cooker.

Background technology

Because of global energy day is becoming tight, unremitting effort is all being made for seeking novel energy in each countries and regions.Especially the kitchen utensils product that relates to huge numbers of families is shown great attention to especially.Our country takes out 4,000,000,000,000 especially and stimulates domestic demand, and wherein, quite a few funds is used as capital construction, and the energy-conserving and environment-protective product that is associated with in the infrastructure just has household appliances to comprise kitchen utensils.The not strong characteristics of existing electric cooker ubiquity energy saving, in daily life, people are when cooking, when the soup in the pot was boiled, the control circuit of electric cooker was not made any measure, and heat-generating disc still heats with original caloric value, this mode of operation, not only be easy to cause soup boiled in the pot excessive, maybe might have damaged electric cooker thereby polluted environment, and greatly waste the energy.The electric cooker that does not have the energy-conserving and environment-protective characteristic that loss is bigger not only can not satisfy the needs of people's life, has also deviated from the national policy and the trend in epoch.

The control circuit of traditional electric cooker is that heat-generating disc and insulation sheet are located in the same circuit, when being in the work of insulation sheet, and when being in keeping warm mode, heat-generating disc also producing heat with lower powered form, has portion of energy to lose in vain, is unfavorable for very much energy-conserving and environment-protective.

The utility model content

In order to overcome above-mentioned deficiency, the utility model purpose is to provide a kind of control circuit of energy-saving electric cooker, and soup or water when boiled of this control circuit in pot can reduce the caloric value of heat-generating disc greatly, so not only effectively prevented the excessive of boiled soup or water, but also saved the energy greatly.

To achieve these goals, the technical solution adopted in the utility model is: the control circuit of energy-saving electric cooker, comprise heat-generating disc, insulation sheet, it is characterized in that: be provided with the normal open switch that resets, kick I and relay in the described control circuit, the coil of described relay, the normal open switch that resets, kick I constitute current loop, and an end of the coil of relay also joins with the contact of heat-generating disc circuit; The switch sections of described relay inserts insulation sheet circuit and heat-generating disc circuit simultaneously, and when switch did not trip, the switch sections of relay, insulation sheet circuit constituted current loop; When switch trip, the switch sections of relay and heat-generating disc circuit constitute current loop.

Also be provided with in the described heat-generating disc circuit and prevent a pot interior boiled soup or the excessive energy-saving module of water, described energy-saving module is to be made of diode and kick, described diode be serially connected in the circuit after kick is in parallel.

Described kick or diode are parallel with the energy-saving indicating lamp of the shunt resistance of connecting.

Described heat-generating disc also is parallel with resistance and the cook indicator lamp and the diode I of serial connection mutually, and described diode I is opposite with diode closure.

The beneficial effects of the utility model: owing to utilize relay that heat-generating disc, insulation sheet are located in two different circuit, when the work of insulation sheet, heat-generating disc in work, has not been saved the energy greatly; Owing in circuit, be connected in series energy-saving module, thus not only effectively prevented the excessive of boiled soup or water, thereby avoided environment pollution, prolonged the service life of electric cooker, but also saved the energy greatly.

Description of drawings

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is an electrical schematic diagram of the present utility model.

Among the figure: 1, heat-generating disc; 2, the indicator lamp of cooking; 3, diode I; 4, diode; 5, kick; 6, insulation sheet; 7, kick I; 8, the normal open switch that resets; 9, relay; 10, energy-saving indicating lamp; 11, energy-saving module.

The specific embodiment

As shown in Figure 1, a kind of control circuit of energy-saving electric cooker, comprise heat-generating disc 1, insulation sheet 6, it is characterized in that: be provided with the normal open switch 8 that resets in the described control circuit, kick I 7 and relay 9, the coil of described relay 9, normal open switch 8 resets, kick I 7 constitutes current loop, control circuit also has two current loops, promptly be incubated the current loop of sheet circuit and the current loop of heat-generating disc circuit, 8 binding posts are arranged on the relay 9, the 7th, the 8th two ends that connect the solenoid of post and relay join, the 5th, 6 binding posts and power supply join, the switch sections of described relay inserts insulation sheet circuit and heat-generating disc circuit simultaneously, and when switch did not trip, relay switch made the 5th binding post communicate with the 1st binding post always, make insulation sheet circuit turn-on, the insulation sheet is in running order; When switch trip, the 5th binding post of relay switch communicates with the 3rd binding post, makes the heat-generating disc circuit turn-on, and heat-generating disc is in running order.

Also be provided with in the heat-generating disc circuit and prevent a pot interior boiled soup or the excessive energy-saving module 11 of water, described energy-saving module 11 is to be made of diode 4 and kick 5, is serially connected in the heat-generating disc circuit after described diode 4 and kick 5 are in parallel.Kick 5 or diode 4 are parallel with the energy-saving indicating lamp 10 of the shunt resistance of connecting.Heat-generating disc 1 also is parallel with resistance and the cook indicator lamp 2 and the diode I 3 of serial connection mutually, and described diode I 3 is opposite with diode 4 closures.

Operation principle:

The utility model is that heat-generating disc, insulation sheet are located in two different circuit, and heat-generating disc, insulation sheet are worked independently, and that is to say, during heat-generating disc work, the insulation sheet is not worked, particularly when the work of insulation sheet, heat-generating disc in work, has not been saved the energy greatly.During use, after electric cooker inserted power supply, the contact of the switch sections of relay is in contact condition with the contact that is incubated in the sheet circuit, so the insulation sheet is in running order, at this moment, heat-generating disc does not have work because of not connecting, after pushing the normal open switch that resets, relay tripping operation, the contact of the switch sections of relay contacts with contact in the heat-generating disc circuit, and heat-generating disc is started working, at this moment, the insulation sheet is opened circuit, and quits work, after the normal open switch that resets is pushed, automatically rebound and reset, be in off-state, because an end of the coil of relay also joins with the contact of heat-generating disc circuit, at this moment, power supply continues as the coil power supply of relay, when meal is ripe or cooking bottom temperature reach 125 when spending, kick I disconnects circuit, at this moment, the relay tripping operation, disconnect with the contact of heat-generating disc circuit, contact with contact in the insulation sheet circuit simultaneously, electric cooker is in keeping warm mode again.In the process of cooking or heating up water, energy-saving module is not worked, and heat-generating disc is electric meal heat supply with peak power, when the soup in the pot is boiled, kick disconnects, energy-saving indicating lamp is bright, and the diode in the energy-saving module begins to carry out filtering work, thereby trnamission capacity is reduced by half, this moment, the caloric value of heat-generating disc reduced, thereby effectively prevented the excessive of the interior soup of pot, and made the energy obtain effectively and reasonably, utilize fully, avoided the waste of the energy.

Claims

1. the control circuit of an energy-saving electric cooker, comprise heat-generating disc (1), insulation sheet (6), it is characterized in that: be provided with the normal open switch that resets (8), kick I (7) and relay (9) in the described control circuit, the coil of described relay (9), the normal open switch that resets (8), kick I (7) constitute current loop, and an end of the coil of relay (9) also joins with the contact a of heat-generating disc circuit; The switch sections of described relay (9) inserts insulation sheet circuit and heat-generating disc circuit simultaneously, and when switch did not trip, the switch sections of relay, insulation sheet circuit constituted current loop; When switch trip, the switch sections of relay and heat-generating disc circuit constitute current loop.

2. the control circuit of energy-saving electric cooker according to claim 1, it is characterized in that: also be provided with in the described heat-generating disc circuit and prevent a pot interior boiled soup or the excessive energy-saving module (11) of water, described energy-saving module (11) is to be made of diode (4) and kick (5), described diode (4) be serially connected in the circuit after kick (5) is in parallel.

3. the control circuit of energy-saving electric cooker according to claim 2, it is characterized in that: described kick (5) or diode (4) are parallel with the energy-saving indicating lamp (10) of the shunt resistance of connecting.

4. the control circuit of a kind of energy-saving electric cooker according to claim 2, it is characterized in that: described heat-generating disc (1) also is parallel with resistance and the cook indicator lamp (2) and the diode I (3) of serial connection mutually, and described diode I (3) is opposite with the closure of diode (4).