CN203088691U - Energy-saving type overflowing-preventing mechanical electric rice cooker and energy-saving type overflowing-preventing heating circuit thereof - Google Patents
Energy-saving type overflowing-preventing mechanical electric rice cooker and energy-saving type overflowing-preventing heating circuit thereof Download PDFInfo
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- CN203088691U CN203088691U CN 201220738757 CN201220738757U CN203088691U CN 203088691 U CN203088691 U CN 203088691U CN 201220738757 CN201220738757 CN 201220738757 CN 201220738757 U CN201220738757 U CN 201220738757U CN 203088691 U CN203088691 U CN 203088691U
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 49
- 235000007164 Oryza sativa Nutrition 0.000 title abstract description 30
- 235000009566 rice Nutrition 0.000 title abstract description 30
- 240000007594 Oryza sativa Species 0.000 title 1
- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 238000004134 energy conservation Methods 0.000 claims description 32
- 238000009413 insulation Methods 0.000 claims description 22
- 230000009191 jumping Effects 0.000 claims description 15
- 230000003750 conditioning effect Effects 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 3
- 241000209094 Oryza Species 0.000 abstract description 29
- 235000014347 soups Nutrition 0.000 abstract description 25
- 238000010411 cooking Methods 0.000 abstract description 10
- 238000004321 preservation Methods 0.000 abstract 4
- 230000001105 regulatory effect Effects 0.000 abstract 3
- 235000021395 porridge Nutrition 0.000 abstract 1
- 238000009835 boiling Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 9
- 238000001802 infusion Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses an energy-saving type overflowing-preventing mechanical electric rice cooker and an energy-saving type overflowing-preventing heating circuit thereof, and relates to the technical field of kitchen cooking. The energy-saving type overflowing-preventing mechanical electric rice cooker and the energy-saving type overflowing-preventing heating circuit thereof resolve the technical problems that for mechanical electric rice cookers, rice cooking time is long, soup and porridge overflows easily, and heat-preservation temperature is instable. A quick-cooking heating circuit in the energy-saving type overflowing-preventing heating circuit of the energy-saving type overflowing-preventing mechanical electric rice cooker comprises a heater H1, a heater H2 and a temperature controller T1 used for detecting the temperature of steam at the top of the electric rice cooker, and the temperature controller T1 and the heater H1 are connected in series and then are connected with the heater H2 in parallel; the energy-saving type overflowing-preventing heating circuit comprises a half-power diode D1 and a power regulating circuit, the half-power diode D1 and the power regulating circuit are connected in series, the power regulating circuit comprises the heater H1, the heater H2 and the temperature controller T1, and the heater H2 and the temperature controller T1 are connected in series and then are connected with the heater H1 in parallel; and a heat-preservation circuit comprises a temperature controller T2 for heat preservation, the half-power diode D1 and the heater H1, and the temperature controller T2 for heat preservation, the half-power diode D1 and the heater H1 are connected in series. The energy-saving type overflowing-preventing heating circuit is mainly used for the mechanical electric rice cookers.
Description
Technical field
The utility model relates to the culinary cuisine technical field, relates in particular to a kind of mechanical type electric cooker and energy-conservation anti-overflow heater circuit thereof of energy-conservation anti-overflow.
Background technology
Mechanical electric cooker hangs down with its price and obtains more consumer's approval, occupies the bigger share in electric cooker market.In order to reduce the production cost of mechanical type electric cooker, the mechanical type electric cooker generally adopts magnet steel to cook control, and the real-time control that can not cook according to temperature, as long as the temperature of pot courage reaches the shake-up temperature of magnet steel, the mechanical type electric cooker will trip, and enters keeping warm mode.And adopt better simply mode to realize insulation, as: carry out heating with full power after temperature reduces, treat to stop heating after temperature rises, this heat preserving mode causes rice to burn easily.Improve heat insulation effect if desired, the heat retaining and exothermal silk generally is set separately, but this electric cooker cost is higher in the mechanical type electric cooker.
In order to increase the function of mechanical type electric cooker, and improve the heat insulation effect of mechanical type electric cooker, and the general scheme that adopts two heat-generating pipes in the prior art, and two heat-generating pipes all are arranged on the heat-generating disc, do not need to be provided with separately the heat retaining and exothermal silk, can reduce cost.
The scheme of two heat-generating pipes as shown in Figure 1 in the prior art, have the first heat-generating pipe H3 and the second heat-generating pipe H4, the microswitch S6 of temperature controller S5 and magnet steel control all is in closure state before the culinary art beginning, and this mechanical type electric cooker has rice function and soup congee function.When wherein functional switch S7 switches to No. 11 selecting sides; what carry out is the rice function; be specially: the stage that is rapidly heated heats with the half-power of the first heat-generating pipe H3 total power and the second heat-generating pipe H4 earlier; by the time after the boiling, loam cake temperature protection switch S8 tripping then enters the boiling suction stage in the pot; this stage is with the first heat-generating pipe heating with full power; after reaching the triggering temperature of magnet steel, microswitch S6 will disconnect, and control first heat-generating pipe by temperature controller S5 this moment and carry out the total power insulation.When functional switch switches S7 to 12 selecting side; what carry out is soup congee function; be specially: the stage that is rapidly heated heats with the half-power of the first heat-generating pipe H3 total power and the second heat-generating pipe H4 earlier; by the time after the boiling, loam cake protection switch S8 tripping then enters the boiling infusion stage in the pot; this stage heats with the second heat-generating pipe H4 half-power; after reaching the triggering temperature of magnet steel, microswitch S6 will disconnect, and control second heat-generating pipe by temperature controller S5 this moment and carry out the half-power insulation.
Realizing and using in the process of above-mentioned mechanical type electric cooker, the inventor finds that there are the following problems at least in the prior art: no matter be rice function or soup congee function, existing machinery formula electric cooker all is the mode that adopts a heat-generating pipe total power, another heat-generating pipe half-power in the stage of being rapidly heated, for the rice function, the existing stage of being rapidly heated can not be realized real being rapidly heated, cause the rice cooking time long, and for soup congee function, the situation that soup congee overflows appears in the existing stage that is rapidly heated easily.In addition, generally all be one of them heat-generating pipe heating with full power during the insulation of prior art mechanical type electric cooker, cause holding stage to occur temperature easily and rise rapidly, cause holding temperature stable inadequately.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art and mechanical type electric cooker and energy-conservation anti-overflow heater circuit thereof that a kind of energy-conservation anti-overflow is provided, can shorten the rice cooking time, reduces soup congee and overflows, and more stably keeps holding temperature.
For achieving the above object, the utility model adopts following technical scheme:
A kind of energy-conservation anti-overflow heater circuit of mechanical type electric cooker, comprise magnet steel, thermal circuit, the magnet steel switch S 1 that circuit and magnet steel touch boils, magnet steel switch S 1 comprises first selecting side and second selecting side, first selecting side connects thermal circuit, second selecting side connects the circuit that boils, the circuit that boils comprises and boils heater circuit soon, anti-overflow heater circuit and selector switch S2, selector switch S2 comprises the 3rd selecting side and the 4th selecting side, the 3rd selecting side connects boils heater circuit soon, the 4th selecting side connects the anti-overflow heater circuit, the described heater circuit that boils soon comprises heater H 1, heater H 2 and the temperature controller T1 that is used to detect electric cooker overhead vapor temperature are connected in parallel with heater H 2 after temperature controller T1 connects with heater H 1; Described anti-overflow heater circuit comprises half-power diode D1 and the power conditioning circuitry that is connected in series, and power conditioning circuitry comprises heater H 1, heater H 2 and temperature controller T1, and heater H 2 and temperature controller T1 series connection back are connected in parallel with heater H 1; Described thermal circuit comprises insulation temperature controller T2, half-power diode D1 and the heater H 1 that is connected in series; The disconnected temperature of the jumping of temperature controller T1 is 50 ℃～80 ℃.
Described temperature controller T1 is a metal arc chip mechanical thermostat, and temperature controller T1 is provided with the hand-reset button.
The heating power of described heater H 1 is less than the heating power of heater H 2.
The heating power of described heater H 1 is 20～200W, and the heating power of heater H 2 is 350～1000W.
Described power conditioning circuitry also comprises the microswitch S3 that is touched by magnet steel, is connected in parallel with heater H 1 after microswitch S3 and heater H 2, temperature controller T1 are connected in series again.
The described heater circuit that boils soon also comprises the microswitch S3 that is touched by magnet steel, is connected in parallel with heater H 2 after microswitch S3 and heater H 1, temperature controller T1 are connected in series again.
Described energy-conservation anti-overflow heater circuit also comprises the duty display circuit, is connected with insulation indicator lamp and burner on light in the duty display circuit.
A kind of mechanical type electric cooker of energy-conservation anti-overflow comprises pot cover, pot body and heater circuit, and pot cover is provided with the button of uncapping, and described heater circuit is the energy-conservation anti-overflow heater circuit of above-mentioned mechanical type electric cooker.
Described temperature controller T1 is located on the pot cover.
The described button of uncapping is provided with and touches the touch part that temperature controller T1 resets.
The mechanical type electric cooker of a kind of energy-conservation anti-overflow that the utility model provides and energy-conservation anti-overflow heater circuit thereof, this energy-conservation anti-overflow heater circuit comprises thermal circuit and the circuit that boils, and the circuit that boils by selector switch, boil heater circuit soon, the anti-overflow heater circuit constitutes, concrete circuit connects and is described as follows with reference to Fig. 2:
1) boils the temperature controller T1 that heater circuit comprises heater H 1, heater H 2 and is used to detect electric cooker overhead vapor temperature soon, and after connecting with heater H 1, temperature controller T1 is connected in parallel with heater H 2, utilize when boiling heater circuit soon and boiling, can utilize heater H 1 and heater H 2 to carry out heating with full power simultaneously at the beginning, reach and be rapidly heated, utilize this to boil the heater circuit cooking rice soon and can shorten the rice cooking time.And reach the disconnected temperature of jumping of temperature controller T1 at kettle temperature after, heater H 1 can be disconnected, only use heater H 2 heating, that can realize rice stewingly boils suction, improves rice mouthfeel.
2) the anti-overflow heater circuit comprises half-power diode D1 and the power conditioning circuitry that is connected in series, the electrical part in the heater circuit is boiled in the whole recyclings of the power conditioning circuitry here soon, heater H 2 and temperature controller T1 series connection back are connected in parallel with heater H 1 during concrete enforcement, be equivalent to half-power diode D1 is connected link place between heater H 1 and the temperature controller T1, make that boil electrical part in the heater circuit soon forms heater H 2 and temperature controller T1 series connection connected mode afterwards in parallel with heater H 1 in the anti-overflow heater circuit, when utilizing the anti-overflow heater circuit to boil, can utilize heater H 1 and heater H 2 to carry out the half-power heating simultaneously at the beginning, make the heating power that is rapidly heated reduce relatively, has energy-saving effect preferably, can prevent effectively that soup congee from overflowing when utilizing this anti-overflow heater circuit to cook soup congee, being implemented in soup congee function is anti-overflow.And reach the disconnected temperature of jumping of temperature controller T1 at kettle temperature after, heater H 2 can be disconnected, only use heater H 1 heating, can play infusion effect preferably, make the easier gelatinization of soup congee, improve the density of soup congee.
3) thermal circuit comprises the insulation that is connected in series temperature controller T2, half-power diode D1 and heater H 1, half-power diode D1 and heater H 1 have been reused in the thermal circuit, be equivalent to insulation is connected between the half-power diode D1 and first selecting side with temperature controller T2, make temperature controller T2, half-power diode D1 and heater H 1 form the relation of being connected in series, when utilizing thermal circuit to be incubated, only use the half-power of heater H 1 to be incubated, the scheme of total power insulation in the prior art, the utility model embodiment holding stage temperature rises slower, improve the stability of holding temperature, and can reduce energy dissipation.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the heater circuit of mechanical type electric cooker in the prior art;
Fig. 2 is the energy-conservation anti-overflow heater circuit of a kind of mechanical type electric cooker among the utility model embodiment;
Fig. 3 is the energy-conservation anti-overflow heater circuit of another kind of mechanical type electric cooker among the utility model embodiment;
Fig. 4 is the structural representation of mechanical type electric cooker among the utility model embodiment;
Fig. 5 is the cutaway view of mechanical type electric cooker among the utility model embodiment;
Fig. 6 is the bottom schematic view of mechanical type electric cooker among the utility model embodiment.
Reference numeral:
| 1 | First selecting |
2 | Second selecting |
3 | The 3rd selecting side |
| 4 | The 4th selecting |
5 | |
6 | The |
| 7 | The button of uncapping | 8 | |
9 | |
| 91 | Lever | ? | ? | ? | ? |
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment provides a kind of energy-conservation anti-overflow heater circuit of mechanical type electric cooker, need to use the magnet steel in the mechanical type electric cooker in this circuit, physical circuit as shown in Figure 2, this energy-conservation anti-overflow heater circuit comprises thermal circuit A, the magnet steel switch S 1 that circuit B and magnet steel touch boils, wherein, magnet steel switch S 1 comprises first selecting side 1 and second selecting side 2, so first selecting side 1 connects thermal circuit A in the utility model, second selecting side 2 connects the circuit B that boils, concrete magnet steel switch S 1 can adopt but be not limited to the switch of single-pole double throw formula, second selecting side, 2 conductings of magnet steel switch S 1 make the circuit working that boils when boiling, and 1 conducting of first selecting side makes thermal circuit work when magnet steel is jumped disconnected insulation.The circuit B that boils among the utility model embodiment specifically comprises and boils heater circuit B1 soon, anti-overflow heater circuit B2 and selector switch S2, selector switch S2 comprises the 3rd selecting side 3 and the 4th selecting side 4, the 3rd selecting side 3 connects boils heater circuit soon, the 4th selecting side 4 connects the anti-overflow heater circuit, concrete selector switch also can adopt but be not limited to the switch of single-pole double throw formula, when using rice function etc. to need the function of Fast Heating, the 3rd selecting side 3 conductings of selector switch S2 make boils heater circuit work soon, when using soup congee etc. to need the function of infusion, the 4th selecting side 4 conductings of selector switch S2 make the work of anti-overflow heater circuit.The specific implementation of boiling heater circuit, anti-overflow heater circuit and thermal circuit soon is described as follows with reference to Fig. 2:
1) boils the temperature controller T1 that heater circuit B1 comprises heater H 1, heater H 2 and is used to detect electric cooker overhead vapor temperature soon, and after connecting with heater H 1, temperature controller T1 is connected in parallel with heater H 2, utilize when boiling heater circuit soon and boiling, can utilize heater H 1 and heater H 2 to carry out heating with full power simultaneously at the beginning, reach and be rapidly heated, utilize this to boil the heater circuit cooking rice soon and can shorten the rice cooking time.And reach the disconnected temperature of jumping of temperature controller T1 at kettle temperature after, heater H 1 can be disconnected, only use heater H 2 heating, that can realize rice stewingly boils suction, improves rice mouthfeel.
2) anti-overflow heater circuit B2 comprises half-power diode D1 and the power conditioning circuitry that is connected in series, the electrical part in the heater circuit is boiled in the whole recyclings of the power conditioning circuitry here soon, heater H 2 and temperature controller T1 series connection back are connected in parallel with heater H 1 during concrete enforcement, be equivalent to half-power diode D1 is connected link place between heater H 1 and the temperature controller T1, make that boil electrical part in the heater circuit soon forms heater H 2 and temperature controller T1 series connection connected mode afterwards in parallel with heater H 1 in the anti-overflow heater circuit, when utilizing the anti-overflow heater circuit to boil, can utilize heater H 1 and heater H 2 to carry out the half-power heating simultaneously at the beginning, make the heating power that is rapidly heated reduce relatively, has energy-saving effect preferably, can prevent effectively that soup congee from overflowing when utilizing this anti-overflow heater circuit to cook soup congee, being implemented in soup congee function is anti-overflow.And reach the disconnected temperature of jumping of temperature controller T1 at kettle temperature after, heater H 2 can be disconnected, only use heater H 1 heating, can play infusion effect preferably, make the easier gelatinization of soup congee, improve the density of soup congee.
3) thermal circuit A1 comprises the insulation that is connected in series temperature controller T2, half-power diode D1 and heater H 1, half-power diode D1 and heater H 1 have been reused in the thermal circuit, be equivalent to insulation is connected between the half-power diode D1 and first selecting side with temperature controller T2, make temperature controller T2, half-power diode D1 and heater H 1 form the relation of being connected in series, when utilizing thermal circuit to be incubated, only use the half-power of heater H 1 to be incubated, the scheme of total power insulation in the prior art, the utility model embodiment holding stage temperature rises slower, improve the stability of holding temperature, and can reduce energy dissipation.
Can to set and jump disconnected temperature be 50 ℃～80 ℃ to the temperature controller T1 at top among the utility model embodiment, particular user can select to be set at 50 ℃, 55 ℃, 60 ℃, 65 ℃, 70 ℃, 75 ℃, 80 ℃, detecting the disconnected temperature of jumping that kettle temperature reaches setting at temperature controller T1 is that temperature controller T1 will jump and break.The disconnected temperature of the jumping of temperature controller T1 should not be provided with too high, if above 80 ℃, will cause continuing two heaters is heated to above 80 ℃, make and occur overflowing the phenomenon of pot under the soup congee function easily, the utility model embodiment is controlled at the disconnected temperature of jumping and is no more than 80 ℃, and pot overflows in the time of can preventing to cook soup congee preferably; Certainly the disconnected temperature of the jumping of temperature controller T1 also should not be too low, and is not so when culinary art that very fast jumping is disconnected, becomes single heater heating, causes the overlong time that boils.Repetition test through the inventor, the disconnected temperature of jumping of preferably selecting temperature controller T1 among the utility model embodiment is 60 ℃～70 ℃, wherein 65 ℃ is the best disconnected temperature of jumping, those skilled in the art can be set to float up or down on 65 ℃ basis according to the disconnected temperature of the jumping of the performance temperature controller T1 of concrete electric cooker, are 65 ± 1 ℃, 65 ± 2 ℃, 65 ± 4 ℃, 65 ± 4 ℃ as jumping the temperature design of breaking.
In Fig. 2; the two ends of this energy-conservation anti-overflow heater circuit can connect thermal fuse-link F1 and F2; realize the duplicate protection of heater circuit by two thermal fuse-link F1 and F2; and be connected to the two ends L and the N of power supply by two thermal fuse-link F1 and F2; just live wire end L and zero line side N; thermal fuse-link F1 among the utility model embodiment or thermal fuse-link F2 can adopt temperature controller to replace, and the temperature controller that general employing can not reset is replaced.
Temperature controller T1 can select metal arc chip mechanical thermostat among the utility model embodiment, the general temperature controller that adopts bimetal leaf to realize is more, for better culinary art of dripping realization rice and soup congee function, temperature controller T1 adopts the temperature controller that can not recover automatically among the utility model embodiment, need user's hand-reset, and on temperature controller T1, be provided with the hand-reset button.Thus, the heater circuit that the utility model embodiment provides is when carrying out the rice function, temperature controller T1 jumps disconnected, carry out heating with full power with regard to adopting heater H 2 separately, can not become two heaters heating with full power simultaneously because of automatically reseting of temperature controller T1, thereby guaranteeing that rice can fully be boiled in a covered pot over a slow fire boils suction; And when using soup congee function, temperature controller T1 jumps and has no progeny, and carries out the half-power heating with regard to adopting heater H 1 separately, can not become the half-power heating simultaneously of two heaters because of automatically reseting of temperature controller T1, can guarantee the infusion effect preferably, improve soup congee viscosity.And no matter use which kind of function, after temperature controller T1 jumps disconnected and enters keeping warm mode, all be to adopt heater H 1 to carry out the half-power heating separately, can not become the half-power heating simultaneously of two heaters because of automatically reseting of temperature controller T1, it is slower to make that the holding stage temperature rises, improve the stability of holding temperature, and can reduce energy dissipation.
In general, temperature controller T1 adopts the scheme of hand-reset to be, can select the position is set according to the design needs, for example: can select the bottom or the sidepiece that are installed in pot body, perhaps be installed on the pot cover.
Certainly, in order to realize that above-mentioned temperature controller T1 jumps the partial function of having no progeny and can not reset, as shown in Figure 3, the utility model embodiment can also be provided with a microswitch S3, this microswitch S3 is touched by magnet steel, and microswitch S3 connects with temperature controller T1, makes to be connected in parallel with heater H 1 after microswitch S3 and heater H 2, temperature controller T1 are connected in series in power conditioning circuitry again.In addition, the utility model embodiment also can apply to microswitch S3 boil soon in the heater circuit, and microswitch S3 connects with temperature controller T1, makes to boil soon to be connected in parallel with heater H 2 after microswitch S3 and heater H 1, temperature controller T1 are connected in series in the heater circuit again.In the scheme that adopts microswitch S3, after in case temperature controller T1 jumps disconnected and enters keeping warm mode, microswitch S3 also can jump disconnected, unless the user manually stirs magnet steel, otherwise microswitch S3 can not reset yet, and makes keeping warm mode adopt heater H 1 to carry out the half-power heating separately always, can not become the half-power heating simultaneously of two heaters because of automatically reseting of temperature controller T1, it is slower to make that the holding stage temperature rises, and improves the stability of holding temperature, and can reduce energy dissipation.
When adopting the scheme of microswitch S3, those skilled in the art can be as required adopt temperature controller T1 can automatically reset temperature controller, thereby reduce the production cost of electric cooker, certainly, those skilled in the art also can use the temperature controller T1 of microswitch 3 with hand-reset simultaneously.
In the prior art, generally all adopt two heaters to be the heating power of 300W, in order further to shorten the time of rice culinary art, improve the infusion effect in the soup congee process, among the utility model embodiment the heating power of heater H 1 is designed to heating power less than heater H 2, under this design, can improve the power of heater H 1 relatively, reduce the power of heater H 2, the scheme identical with two heater powers in the prior art compared, stewing boiling in the rice function among the utility model embodiment used bigger heater H 1 heating with full power of power in the water absorption course, heating power has suitable raising, can shorten the rice cooking time, and in the infusion process of soup congee function, use lower-powered heater H 2 half-powers heating, can improve the infusion effect, realize that really little fire is stewed slowly by reducing power.
Particularly, the heating power of the described heater H 1 of the utility model embodiment is 20～200W, select the situation of 100W, 150W, 200W more in the utility model, the heating power of heater H 2 is 350～1000W, selects the situation of 400W, 600W, 800W more in the utility model.
In order to point out the work at present state of user's electric cooker preferably, the energy-conservation anti-overflow heater circuit of the utility model embodiment also comprises the duty display circuit, be connected with insulation indicator lamp L1 and burner on light L2 in the duty display circuit, point out with current heated condition or the keeping warm mode of being in by insulation indicator lamp and burner on light.Specifically as shown in Figures 2 and 3, the duty display circuit comprises insulation display circuit and heating display circuit, wherein be incubated display circuit and comprise insulation indicator lamp L1, current-limiting resistance R1 and hold-off diode D2, and be connected after insulation indicator lamp L1, current-limiting resistance R1 and the hold-off diode D2 series connection between the input of second selecting side 2 of magnet steel switch and magnet steel switch.The heating display circuit comprises burner on light L2, current-limiting resistance R2 and hold-off diode D3, is connected the circuit two ends of boiling after burner on light L2, current-limiting resistance R2 and the hold-off diode D3 series connection.
The utility model embodiment also provides a kind of mechanical type electric cooker of energy-conservation anti-overflow, as shown in Figure 4, comprise pot cover 5, pot body 6 and heater circuit, pot cover 5 is provided with the button 7 of uncapping, heater circuit among the utility model embodiment adopts the energy-conservation anti-overflow heater circuit of above-mentioned mechanical type electric cooker, repeats no more herein.
Because temperature controller T1 can select to use temperature controller with manual reset, the user in use, may be because there be hand-reset to cause the electric cooker cisco unity malfunction, in order to simplify user's operation, the utility model embodiment is located at temperature controller T1 on the pot cover, makes the user can just carry out resetting of temperature controller T1 on pot cover.
In order further to simplify user's operation, the utility model embodiment can also be provided with on the button 7 of uncapping further and touch the touch part 8 that temperature controller T1 resets, touch part 8 is arranged on the button 7 of uncapping, touch part is wholely set with the button of uncapping, the corresponding setting of touch part with reset front contact and this button of uncapping of temperature controller T1, the user just resets temperature controller T1 in the process of uncapping, and does not need to carry out separately reset operation.Certainly the touch part of the utility model embodiment also can be provided with as shown in Figure 5, with the touch part 8 and the button 7 split settings of uncapping, by the action promotion touch part motion of the button of uncapping, thereby temperature controller T1 is resetted.
When using the energy-conservation anti-overflow heater circuit of above-mentioned mechanical type electric cooker, if the microswitch S3 that adopts magnet steel to touch, microswitch is provided with the position as shown in Figure 6 among the utility model embodiment, lever 91 places that drive at magnet steel 9 are provided with microswitch S3, magnet steel is jumped when breaking, lever 91 will be stirred microswitch S3 action, and wherein microswitch S3 is installed in the outer pot bottom of electric cooker.
The utility model embodiment is mainly used in electric cooker, the mechanical type electric cooker that especially adopts magnet steel to control.
The above; it only is the specific embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (10)
1. the energy-conservation anti-overflow heater circuit of a mechanical type electric cooker, comprise magnet steel, thermal circuit, the magnet steel switch S 1 that circuit and magnet steel touch boils, magnet steel switch S 1 comprises first selecting side and second selecting side, first selecting side connects thermal circuit, second selecting side connects the circuit that boils, the circuit that boils comprises and boils heater circuit soon, anti-overflow heater circuit and selector switch S2, selector switch S2 comprises the 3rd selecting side and the 4th selecting side, the 3rd selecting side connects boils heater circuit soon, the 4th selecting side connects the anti-overflow heater circuit, it is characterized in that, the described heater circuit that boils soon comprises heater H 1, heater H 2 and the temperature controller T1 that is used to detect electric cooker overhead vapor temperature are connected in parallel with heater H 2 after temperature controller T1 connects with heater H 1; Described anti-overflow heater circuit comprises half-power diode D1 and the power conditioning circuitry that is connected in series, and power conditioning circuitry comprises heater H 1, heater H 2 and temperature controller T1, and heater H 2 and temperature controller T1 series connection back are connected in parallel with heater H 1; Described thermal circuit comprises insulation temperature controller T2, half-power diode D1 and the heater H 1 that is connected in series; The disconnected temperature of the jumping of temperature controller T1 is 50 ℃～80 ℃.
2. energy-conservation anti-overflow heater circuit according to claim 1 is characterized in that described temperature controller T1 is a metal arc chip mechanical thermostat, and temperature controller T1 is provided with the hand-reset button.
3. energy-conservation anti-overflow heater circuit according to claim 1 is characterized in that the heating power of described heater H 1 is less than the heating power of heater H 2.
4. energy-conservation anti-overflow heater circuit according to claim 3 is characterized in that the heating power of described heater H 1 is 20～200W, and the heating power of heater H 2 is 350～1000W.
5. energy-conservation anti-overflow heater circuit according to claim 1 is characterized in that, described power conditioning circuitry also comprises the microswitch S3 that is touched by magnet steel, is connected in parallel with heater H 1 after microswitch S3 and heater H 2, temperature controller T1 are connected in series again.
6. energy-conservation anti-overflow heater circuit according to claim 1 is characterized in that, the described heater circuit that boils soon also comprises the microswitch S3 that is touched by magnet steel, is connected in parallel with heater H 2 after microswitch S3 and heater H 1, temperature controller T1 are connected in series again.
7. energy-conservation anti-overflow heater circuit according to claim 1 is characterized in that, described energy-conservation anti-overflow heater circuit also comprises the duty display circuit, is connected with insulation indicator lamp and burner on light in the duty display circuit.
8. the mechanical type electric cooker of an energy-conservation anti-overflow comprises pot cover, pot body and heater circuit, and pot cover is provided with the button of uncapping, and it is characterized in that, described heater circuit is each described energy-conservation anti-overflow heater circuit of claim 1 to 7.
9. mechanical type electric cooker according to claim 8 is characterized in that, described temperature controller T1 is located on the pot cover.
10. according to Claim 8 or 9 described mechanical type electric cookers, it is characterized in that the described button of uncapping is provided with and touches the touch part that temperature controller T1 resets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220738757 CN203088691U (en) | 2012-12-28 | 2012-12-28 | Energy-saving type overflowing-preventing mechanical electric rice cooker and energy-saving type overflowing-preventing heating circuit thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220738757 CN203088691U (en) | 2012-12-28 | 2012-12-28 | Energy-saving type overflowing-preventing mechanical electric rice cooker and energy-saving type overflowing-preventing heating circuit thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203088691U true CN203088691U (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220738757 Expired - Fee Related CN203088691U (en) | 2012-12-28 | 2012-12-28 | Energy-saving type overflowing-preventing mechanical electric rice cooker and energy-saving type overflowing-preventing heating circuit thereof |
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| Country | Link |
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| CN (1) | CN203088691U (en) |
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2012
- 2012-12-28 CN CN 201220738757 patent/CN203088691U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Huaiyin District of Ji'nan City, Shandong Province, 250118 US 999 miles Patentee after: Joyoung Company Limited Address before: Xinsha Road, Huaiyin District of Ji'nan city of Shandong Province, No. 12 250118 Patentee before: Joyoung Company Limited |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20201228 |