CN204813469U - Rice cooker of rice cooker accuse temperature assembly and applied this accuse temperature assembly - Google Patents
Rice cooker of rice cooker accuse temperature assembly and applied this accuse temperature assembly Download PDFInfo
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- CN204813469U CN204813469U CN201520387307.1U CN201520387307U CN204813469U CN 204813469 U CN204813469 U CN 204813469U CN 201520387307 U CN201520387307 U CN 201520387307U CN 204813469 U CN204813469 U CN 204813469U
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- conductive cover
- electric cooker
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Abstract
The utility model provides a rice cooker of rice cooker accuse temperature assembly and applied this accuse temperature assembly, usable outage resets kick formula temperature controller and simple structure and realizes rice cooker limit temperature, keeps warm and prevent the dry combustion method function. This rice cooker accuse temperature assembly is including outage reset kick formula temperature controller and heat conduction lid, and outside extension of opening of heat conduction lid is equipped with the shirt rim, and the outage resets kick formula temperature controller to be fixed in the heat conduction lid, and the outage resets the temperature sensing face of kick formula temperature controller closely laminates with the interior top surface of heat conduction lid, and heat conduction is covered the lower part and is equipped with elastomeric element. Use the rice cooker of this accuse temperature assembly, still including dish and the electric rice cooker liner of generating heat, the dish that generates heat is equipped with heat conduction lid mounting hole, and the heat conduction lid upwards passes heat conduction lid mounting hole, the shirt rim of heat conduction lid lean on by the elastomeric element top so that the shirt rim of heat conduction lid with a set in close contact with generates heat, the outage reset the heating element of kick formula temperature controller with movable contact - fixed contact return circuit after parallelly connected again with generate heat set series connection in rice cooker power return circuit.
Description
Technical field
The utility model relates to household electrical appliance technical field, is specifically related to a kind of electric cooker temperature control assembly and applies the electric cooker of this temperature control assembly.
Background technology
At present, the electric cooker being carried out temperature control by magnetic steel temperature limiter due to structure simple, low price and being used widely, this electric cooker realizes electric cooker limit temperature, heat insulation function primarily of magnetic steel temperature limiter, microswitch assembly, warming plate.But magnetic steel temperature limiter has the defects such as frangible, temperature-sensitive is insensitive, measurement tolerance is large, not only the manufacture of magnetic steel temperature limiter, microswitch assembly and warming plate is complicated, and being assembled on electric cooker and carrying out debugging also needs higher human resources; Also has a kind of power off reset snap action thermostat limitting warm more stability and safety at present, after reaching break-off signal, bimetal leaf action, makes contact disconnect thus disconnecting circuit carries out limit temperature, now, heater element heating power, make bimetal leaf maintain the temperature at more than reset temperature, this heater element power, generally at several watts, keeps bimetallic temperature more than 50 °, temperature controller is remained open not having the situation lower contact of power-off, resets after a loss of power.But current power off reset snap action thermostat is only applied to unexpected overtemperature protection.
Summary of the invention
The purpose of this utility model is the electric cooker proposing a kind of electric cooker temperature control assembly and apply this temperature control assembly, and power off reset snap action thermostat and simple structure can be utilized to realize electric cooker limit temperature, insulation and burning prevention function.
According to the electric cooker temperature control assembly that the utility model provides, key is to comprise power off reset snap action thermostat and conductive cover, the opening portion of described conductive cover stretches out and is provided with shirt rim, described power off reset snap action thermostat is fixed in described conductive cover, the temperature-sensitive face of described power off reset snap action thermostat and the inner top surface of described conductive cover fit tightly, and described conductive cover bottom is provided with elastomeric element.
According to the electric cooker that the utility model provides, include above-mentioned electric cooker temperature control assembly, also comprise heat-generating disc and electric cooker inner container, described heat-generating disc is provided with conductive cover installing hole, described conductive cover is upward through described conductive cover installing hole, the shirt rim of described conductive cover leans by described elastomeric element the shirt rim and the heat-generating disc close contact that make conductive cover, is connected in electric cooker electric power loop after the heater element of described power off reset snap action thermostat is in parallel with movable contact-fixed contact loop with described heat-generating disc again.
Electric cooker temperature control assembly of the present utility model and apply the electric cooker of this temperature control assembly, by arranging the conductive cover of band shirt rim, during use, the heater element of power off reset snap action thermostat is replaced as the heater element of higher-wattage, on the one hand, can after the contact of power off reset snap action thermostat disconnects, there is provided heat by heater element, heat reaches electric cooker inner container through conductive cover, realizes heat insulation function; On the other hand, the shirt rim of conductive cover can contact with heating disk of electric rice pot or be separated under the effect of elastomeric element with electric cooker inner container, when electric cooker inner container is taken away, the shirt rim of conductive cover contacts with heating disk of electric rice pot, heat passes to power off reset snap action thermostat by conductive cover shirt rim, when temperature rises to power off reset snap action thermostat contact break-off signal, contact disconnects, heat-generating disc is now owing to sealing in the heater element of power off reset snap action thermostat, electric current only has tens of milliamperes even less, now heat-generating disc stops heating, thus plays anti-dry effect.
The temperature control method of electric cooker of the present utility model is as follows: when cooking, and puts into electric cooker inner container, electric cooker inner container compressing conductive cover, make the shirt rim of conductive cover leave heat-generating disc, the top of conductive cover contacts with electric cooker inner container, inserts power supply, supply voltage directly connects heat-generating disc, beginning of cooking, when meal is ripe, temperature bottom electric cooker inner container makes power off reset snap action thermostat action by conductive cover heat transfer, contact disconnects, now, heat-generating disc is connected in series into power supply with the heater element of power off reset snap action thermostat, because the heater element resistance of power off reset snap action thermostat is higher, generally there is thousands of Europe, now loop current only has tens of milliamperes, heat-generating disc stops heating, the temperature of the heater element of power off reset snap action thermostat is passed to electric cooker inner container by conductive cover, cook and enter keeping warm mode, the heater element effect now of power off reset snap action thermostat is that the contact of power off reset snap action thermostat can not be resetted, insulation heat can be provided again, cook after terminating, pull out power supply, the heater element of power off reset snap action thermostat stops heating, the closing of contact, repetition said process of next time cooking.
Further, electric cooker can also increase a timer preset and cooks.
The temperature control method of electric cooker of the present utility model, can not key switch be set, directly plug in and namely cook, pull out power supply to terminate to cook, meet current use habit, avoid forgetting the situation causing boiling raw meal by switch, and whole process operation of cooking is easy, process of cooking automatic dry-combustion-proof, automatic heat preserving, safety coefficient is high.
Further, described power off reset snap action thermostat comprises interior conductive cover from top to bottom successively, bimetal leaf, leading truck, guiding push rod, heater element, pedestal, fixed contact assembly and movable contact assembly, described interior conductive cover spiral-lock is in the upper shed of described pedestal, described leading truck is pressed in the counterbore of described pedestal upper shed by the inner top surface of interior conductive cover, bimetal leaf is installed in the upper surface of described leading truck, the middle part of described leading truck is the passing hole of guiding push rod, heater element is installed in the lower surface of leading truck, the conductive electrode of described heater element is connected with described fixed contact assembly and movable contact electrical component respectively.The power off reset snap action thermostat of this kind of structure, structure is close and firm more, and heat conduction is more reliable, and device activity is more rationally smooth and easy.
Further, the conductive electrode of described heater element is electrically connected with the binding post of described fixed contact assembly and the binding post of movable contact assembly respectively by inner spring, and described inner spring is through the inner spring locating hole arranged in described pedestal.Existing power off reset snap action thermostat, it is unstable that the linking springs of conductive electrode assembles usually, carry out again joining push rod operation after being pasted by glue with pedestal after needing leading truck to compress inner spring, its assembling process is difficult to accurate location, glue is heated volatile, the reliability of impact electrical connection also can emit bad smell, and the linking springs of heater element conductive electrode of the present utility model is installed by inner spring locating hole, and assembling is simple and electrical connection is reliable.
Further, the lower surface of described leading truck is provided with lead and annular projection, described lead is arranged on the middle part of leading truck lower surface, the center of described leading truck is the passing hole of described guiding push rod, described annular projection is arranged with described lead is concentric, described annular projection and described lead surround the mounting groove of described heater element, described annular projection be provided with for the locating slot of described base stand location and the located yarn-cutting for locating with heater element.By mounting groove, heater element is installed, leading truck is itself by base stand location groove and base stand location, prevent leading truck from rotating, the mode that heater element is coordinated by the located yarn-cutting of the otch that agrees with and annular projection, prevent heater element from rotating in mounting groove, accomplish accurate location, be convenient to the electrode electrical connection of heater element.
Specifically, include support, fixed head and outer spring, the shirt rim of described support and described conductive cover is fixed, described support forms a pair guide part to downward-extension in both sides symmetrical centre, described support guide part vertical spacing is plugged on described fixed head, and described outer spring is arranged between described support and fixed head.
Specifically, described elastomeric element comprises and support, fixed head and outer spring, the shirt rim of described support and described conductive cover is fixed, the middle part of described support is extended with support guide part downwards, described support guide part vertical spacing is plugged on described fixed head, and described outer spring is arranged between described support and fixed head.
As another kind of embodiment, described elastomeric element comprises base and back-moving spring, and described base is provided with upwards vertical spacing and is plugged on feet on the shirt rim of described conductive cover, and described back-moving spring is spacing between described base and the shirt rim of described conductive cover.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of electric cooker temperature control assembly of the present utility model.
Fig. 2 is the structural representation of the pedestal of electric cooker temperature control assembly of the present utility model.
Fig. 3 is the structural representation of the leading truck of electric cooker temperature control assembly of the present utility model.
Fig. 4 be electric cooker temperature control assembly of the present utility model the structural representation of heater element.
Fig. 5 is the structural representation of the anti-dry state of electric cooker of the present utility model.
Fig. 6 is the structural representation of the state of cooking of electric cooker of the present utility model.
Fig. 7 is the sectional structure schematic diagram of the another kind of embodiment of electric cooker temperature control assembly of the present utility model.
Fig. 8 is the circuit theory diagrams of electric cooker of the present utility model.
Wherein, 10, electric cooker temperature control assembly; 1, power off reset snap action thermostat; 2, conductive cover; 21, conductive cover shirt rim; 3 elastomeric elements; 31, support; 310, support guide part; 32, fixed head; 33, outer spring; 34, base; 340, feet; 35, back-moving spring; 11, interior conductive cover; 12, bimetal leaf, 13, leading truck; 131, lead; 132, annular projection; 133, heater element mounting groove; 1321, locating slot; 1322, located yarn-cutting; 14, lead push rod; 15, heater element; 150, heater element electrode; 151, heater element perisporium breach; 16, pedestal; 161, base projection; 17, fixed contact assembly; 18, movable contact assembly; 19, inner spring; 20, electric cooker inner container; 4, heat-generating disc; 41, conductive cover installing hole.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, the effect and operation principle etc. of detailed description of the invention of the present utility model as the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part are described in further detail.
As Fig. 1 to 6, electric cooker temperature control assembly 10 of the present utility model, comprise power off reset snap action thermostat 1 and conductive cover 2, the opening portion of conductive cover 2 stretches out and is provided with shirt rim 21, power off reset snap action thermostat 1 is fixed in conductive cover 2, the temperature-sensitive face of power off reset snap action thermostat 1 and the inner top surface of conductive cover 2 fit tightly, and conductive cover 2 bottom is provided with elastomeric element 3.Power off reset snap action thermostat comprises interior conductive cover 11 from top to bottom successively, bimetal leaf 12, leading truck 13, guiding push rod 14, heater element 15, pedestal 16, fixed contact assembly 17 and movable contact assembly 18, interior conductive cover 11 spiral-lock is in the upper shed of pedestal 16, leading truck 13 is pressed in the counterbore of pedestal 16 upper shed by the inner top surface of interior conductive cover 11, bimetal leaf 12 is installed in the upper surface of leading truck 13, the middle part of leading truck 13 is 14 passing hole of guiding push rod, the lower surface of leading truck 13 adds silica gel fixed installation heater element 15, the conductive electrode 150 of heater element 15 is electrically connected with the binding post of fixed contact assembly 17 and the binding post of movable contact assembly 18 respectively by inner spring 19, inner spring 19 is through the inner spring locating hole 162 arranged in pedestal 16.Wherein, heater element 15 is PTC heater element, and the conductive electrode 150 of heater element 15 is Silver Electrode, and pedestal 16 is ceramic shell.The lower surface of leading truck 13 is provided with lead 131 and annular projection 132, lead 131 is arranged on the middle part of leading truck 13 lower surface, the center of leading truck 131 is the passing hole of guiding push rod 14, annular projection 132 is arranged with lead 131 is concentric, annular projection 132 and lead 131 surround the mounting groove 133 of heater element 15, and annular projection 132 is provided with locating slot 1321 for locating with pedestal 16 and the located yarn-cutting 1322 for locating with heater element 15.Locating slot 1321 and the projection 161 clamping location fit on pedestal 16, the breach 151 clamping location fit of located yarn-cutting 1322 and heater element 15 perisporium.Elastomeric element 3 comprises support 31, fixed head 32 and outer spring 33, support 31 is fixed with the shirt rim 21 of conductive cover 2, support 31 forms the pair of brackets guide part 310 to downward-extension in both sides symmetrical centre, support guide part 310 vertical spacing is plugged on fixed head 32, and spring 33 is arranged between support 31 and fixed head 32.As another kind of embodiment, as Fig. 7, elastomeric element 3 comprises base 34 and back-moving spring 35, and base 34 is provided with upwards vertical spacing and is plugged on feet 340 on the shirt rim 21 of conductive cover 2, and back-moving spring 35 is spacing between base 34 and the shirt rim 21 of conductive cover 2.
Electric cooker of the present utility model, comprise electric cooker temperature control assembly 10, also comprise heat-generating disc 4 and electric cooker inner container 20, heat-generating disc 4 is provided with conductive cover installing hole 41, conductive cover 2 is upward through conductive cover installing hole 41, the shirt rim 21 of conductive cover 2 leans by elastomeric element 3 shirt rim 21 and heat-generating disc 4 close contact that make conductive cover 2, is connected in electric cooker electric power loop after the heater element 15 of power off reset snap action thermostat 1 is in parallel with movable contact-fixed contact loop with heat-generating disc 4 again.
As the embodiment that Fig. 8 is the complete circuit of electric cooker of the present utility model.Wherein, power off reset snap action thermostat KSD3042 is assemblied in electric cooker temperature control assembly 10 of the present utility model; R2 is heater element 15 described in the utility model; R0 is heat-generating disc 4, power off reset snap action thermostat KSD3041 described in the utility model and hot melt insurance RS is used for unexpected protection.The temperature control method of cooking of electric cooker is as follows:
When cooking, put into electric cooker inner container 20, electric cooker inner container 20 oppresses conductive cover 2, make the shirt rim 21 of conductive cover 2 leave heat-generating disc 4, the top of conductive cover 2 contacts with electric cooker inner container 20, inserts power supply, the relay indicating light D2 that cooks is bright, and supply voltage directly connects heat-generating disc 4, beginning of cooking, when meal is ripe, temperature bottom electric cooker inner container 20 makes power off reset snap action thermostat KSD3042 action by conductive cover 2 heat transfer, contact disconnects, D1 is bright for insulation indicator lamp, now, heat-generating disc 4 is connected in series into power supply with the heater element R2 of power off reset snap action thermostat KSD3042, because the heater element R2 resistance of power off reset snap action thermostat KSD3042 is higher, generally there is thousands of Europe, now loop current only has tens of milliamperes, heat-generating disc 4 stops heating, the heat of the heater element R2 of power off reset snap action thermostat KSD3042 is passed to electric cooker inner container 20 by conductive cover 2, cook and enter keeping warm mode, the heater element R2 effect now of power off reset snap action thermostat KSD3042 is that the contact of power off reset snap action thermostat KSD3042 can not be resetted, holding temperature can be provided again, cook after terminating, pull out power supply, the heater element R2 of power off reset snap action thermostat KSD3042 stops heating, and Kick type temperature controller KSD3042 resets because temperature declines, the closing of contact, repetition said process of next time cooking.The temperature control method of electric cooker of the present utility model, can not key switch be set, directly plug in and namely cook, pull out power supply to terminate to cook, meet current use habit, avoid forgetting the situation causing boiling raw meal by switch, and whole process operation of cooking is easy, process of cooking automatic dry-combustion-proof, automatic heat preserving, safety coefficient is high.
Claims (7)
1. an electric cooker temperature control assembly, it is characterized in that comprising power off reset snap action thermostat and conductive cover, the opening portion of described conductive cover stretches out and is provided with shirt rim, described power off reset snap action thermostat is fixed in described conductive cover, the temperature-sensitive face of described power off reset snap action thermostat and the inner top surface of described conductive cover fit tightly, and described conductive cover bottom is provided with elastomeric element.
2. electric cooker temperature control assembly according to claim 1, it is characterized in that described power off reset snap action thermostat comprises interior conductive cover from top to bottom successively, bimetal leaf, leading truck, guiding push rod, heater element, pedestal, fixed contact assembly and movable contact assembly, described interior conductive cover spiral-lock is in the upper shed of described pedestal, described leading truck is pressed in the counterbore of described pedestal upper shed by the inner top surface of interior conductive cover, bimetal leaf is installed in the upper surface of described leading truck, the middle part of described leading truck is the passing hole of guiding push rod, heater element is installed in the lower surface of leading truck, the conductive electrode of described heater element is connected with described fixed contact assembly and movable contact electrical component respectively.
3. electric cooker temperature control assembly according to claim 2, it is characterized in that the conductive electrode of described heater element is electrically connected with the binding post of described fixed contact assembly and the binding post of movable contact assembly respectively by inner spring, described inner spring is through the inner spring locating hole arranged in described pedestal.
4. electric cooker temperature control assembly according to claim 3, it is characterized in that the lower surface of described leading truck is provided with lead and annular projection, described lead is arranged on the middle part of leading truck lower surface, the center of described leading truck is the passing hole of described guiding push rod, described annular projection is arranged with described lead is concentric, described annular projection and described lead surround the mounting groove of described heater element, described annular projection be provided with for the locating slot of described base stand location and the located yarn-cutting for locating with heater element.
5. electric cooker temperature control assembly according to claim 1, it is characterized in that described elastomeric element includes support, fixed head and outer spring, the shirt rim of described support and described conductive cover is fixed, described support forms a pair guide part to downward-extension in both sides symmetrical centre, described support guide part vertical spacing is plugged on described fixed head, and described outer spring is arranged between described support and fixed head.
6. electric cooker temperature control assembly according to claim 1, it is characterized in that described elastomeric element comprises base and back-moving spring, described base is provided with upwards vertical spacing and is plugged on feet on the shirt rim of described conductive cover, and described back-moving spring is spacing between described base and the shirt rim of described conductive cover.
7. an electric cooker, it is characterized in that the electric cooker temperature control assembly comprised described in any one of claim 1 to 6, also comprise heat-generating disc, electric cooker inner container, described heat-generating disc is provided with conductive cover installing hole, described conductive cover is upward through described conductive cover installing hole, the shirt rim of described conductive cover leans by described elastomeric element the shirt rim and the heat-generating disc close contact that make conductive cover, is connected in electric cooker electric power loop after the heater element of described power off reset snap action thermostat is in parallel with movable contact-fixed contact loop with described heat-generating disc again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520387307.1U CN204813469U (en) | 2015-06-08 | 2015-06-08 | Rice cooker of rice cooker accuse temperature assembly and applied this accuse temperature assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520387307.1U CN204813469U (en) | 2015-06-08 | 2015-06-08 | Rice cooker of rice cooker accuse temperature assembly and applied this accuse temperature assembly |
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| Publication Number | Publication Date |
|---|---|
| CN204813469U true CN204813469U (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520387307.1U Expired - Fee Related CN204813469U (en) | 2015-06-08 | 2015-06-08 | Rice cooker of rice cooker accuse temperature assembly and applied this accuse temperature assembly |
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| CN (1) | CN204813469U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105662112A (en) * | 2016-03-15 | 2016-06-15 | 梁炜畅 | Novel electric cooker temperature control assembly and electric cooker using same |
-
2015
- 2015-06-08 CN CN201520387307.1U patent/CN204813469U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105662112A (en) * | 2016-03-15 | 2016-06-15 | 梁炜畅 | Novel electric cooker temperature control assembly and electric cooker using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20151202 Termination date: 20170608 |