CN202681630U - Electric kettle - Google Patents
Electric kettle Download PDFInfo
- Publication number
- CN202681630U CN202681630U CN 201220210907 CN201220210907U CN202681630U CN 202681630 U CN202681630 U CN 202681630U CN 201220210907 CN201220210907 CN 201220210907 CN 201220210907 U CN201220210907 U CN 201220210907U CN 202681630 U CN202681630 U CN 202681630U
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- Prior art keywords
- heating
- heat
- generating disc
- circuit
- insulating pot
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000010438 heat treatment Methods 0.000 claims abstract description 64
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 8
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 238000009835 boiling Methods 0.000 abstract description 7
- 238000009413 insulation Methods 0.000 abstract description 4
- 238000005485 electric heating Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 238000003825 pressing Methods 0.000 description 10
- 230000002950 deficient Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 108010022579 ATP dependent 26S protease Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
An electric kettle comprises a body provided with a containing cavity and a chassis component electrically connected with the body, wherein the body is electrically coupled with the chassis component to form a heating loop between the body and the chassis component, the body comprises a kettle body component and a heating disc component arranged at the lower part of the kettle body component, the heating disc component comprises a heating disc made of benign heat conduction materials, an electric heating element is arranged on the heating disc, the bottom wall of the containing cavity is connected with the heating disc to enable heat conduction between the bottom wall and the heating disc, the electric kettle also comprises a bimetallic strip temperature controller combined on the heating disc component, a heat insulation space is arranged on the heating disc or around the heating disc, the bimetallic strip temperature controller is arranged in the heat insulation space and is in contact with the bottom wall of the containing cavity, and the bimetallic strip temperature controller is provided with a preset boiling temperature value, and when the temperature of the liquid in the accommodating cavity reaches the preset boiling temperature value, the bimetallic strip temperature controller is switched off.
Description
Technical field
The utility model relates to a kind of small household appliances, is specifically related to Domestic electric kettle.
Background technology
The consumer is familiar with insulating pot very much, and the technical staff of insulating pot industry field also is familiar with the structure of insulating pot very much, most common insulating pots all are the outages of controlling insulating pot by the steam that produces behind the insulating pot boiling water, and this to utilize steam to control the insulating pot outage be defective; Defective one is equipped with the steam that the insulating pot of steam lead boils rear generation by boiling water and enters in the steam lead, can form condensed water after the steam cooling in the steam pipe, and this condensed water can flow to the automatically controlled part in bottom, and such structure has potential safety hazard in fact; Defective two in higher height above sea level, does not reach the water boiling temperature of setting even water has seethed with excitement yet, and reason is the steam that does not produce capacity, and heating power supply continues heating, can not immediately cut off the electricity supply, and has the hidden danger of security incident; Defective three, steam lead places in the kettle, or steam cock is placed on the insulating pot handle, these structures are unfavorable for cleaning, can not place especially that water directly cleans and, this structure influence is attractive in appearance.Detect as an alternative the technical scheme of vapor (steam) temperature, in the prior art, have the technical scheme of controlling by other local temperature that detect insulating pot.Be that the Chinese invention patent application of CN 101472511A has disclosed a kind of electronic temperature transmitter that utilizes and detects electric heater structure from the heat-generating disc detected temperatures such as publication number.In addition, Granted publication number has disclosed a kind of insulating pot structure of similar scheme for the Chinese utility model patent of CN 202005623 U, these two kinds of technical schemes have changed the way that above-mentioned most of common electrical kettle utilizes the outage of steam control machine, the temperature of utilizing electronic temperature transmitter to detect the heating plate place realizes temperature detection, particularly, the temperature sensor patent of the electric heater that this two document is disclosed is by at contact plate electronic temperature transmitter being set, the cost compare height.Publication number is the control circuit that the Chinese utility model patent of CN201782580U has disclosed a kind of electric kettle, comprise heat-generating disc, heating circuit to boil water and heat tracing circuit, the heat-generating disc that is located in the base and is arranged in the bottom of kettle body is connected on heating circuit to boil water, the heat tracing circuit comprises the Kick type temperature controller of series connection and the pcb board of control heat-generating disc power, heat-generating disc is connected in the heat tracing circuit simultaneously, with heating effect to boil water and insulation so that heat-generating disc has simultaneously.In the technical scheme of the electric kettle that the document discloses, utilize the intrinsic service behaviour of Kick type temperature controller to realize cycle detection, Repeat-heating, to reach the effect of insulation.Above-mentioned each technical scheme, perhaps existing can not waterproof, clean inconvenient technological deficiency, perhaps has the situation of Repeat-heating, needs to improve.
The utility model content
Thereby being to provide a kind of, the purpose of this utility model can judge accurately that the liquid boiling state carries out insulating pot electronically controlled, with low cost, simple in structure.
The further purpose of the utility model is to provide immediately to cut off the electricity supply avoids repeating insulating pot to boil water.
For reaching utility model purpose the technical solution adopted in the utility model be:
A kind of insulating pot, comprise the body that is provided with container cavity and the chassis assembly that is electrically connected with described body, thereby be connected with described chassis assembly electric coupling at described body and between the two, consist of heating circuit, described body comprises kettle body assembly and is arranged at the heating disc component of described kettle body assembly bottom, described heating disc component comprises the heat-generating disc of being made by optimum Heat Conduction Material, be provided with heating on the described heat-generating disc, the diapire of described container cavity is connected with described heat-generating disc and makes and can carry out the heat conduction between the two, also comprise the bimetal strip thermostat that is combined on the described heating disc component, insulated space is set on the described heat-generating disc or around the heat-generating disc, described bimetal strip thermostat is arranged within the described insulated space and with the diapire of described container cavity and contacts, described bimetal strip thermostat is provided with a preset temperature value, when the temperature of the liquid in the container cavity reached described preset temperature value, described bimetal strip thermostat disconnected.
Further, be provided with control circuit and user's operating means in the described chassis assembly, include current detecting unit in the described control circuit, further comprise the relay that communicates with described control circuit in the described heating circuit, described control circuit is controlled conducting or the disconnection of described relay according to the power on/off signal of detected heating circuit.
Further, described insulated space is formed between the neighboring of the bottom interior surface of kettle body sidewall of described kettle body assembly and described heat-generating disc.
Perhaps, described insulated space is through hole or breach by obtaining by removing material at described heat-generating disc.
Further, described through hole is arranged at the approximate centre zone of described heat-generating disc.
Perhaps, described through hole or breach are arranged at the zone between the cold junction of the described heating on the described heat-generating disc.
Further, comprise single-chip microcomputer in the described control circuit, described single-chip microcomputer is connected on the circuit between described heating and the described current detecting unit by pin.
Perhaps, comprise single-chip microcomputer in the described control circuit, described single-chip microcomputer is connected on the circuit between described heating and the described current detecting unit via signal amplification circuit by pin.
The beneficial effects of the utility model: can accurately control liquid boiling temperature in the kettle, Ben Wendu is not subjected to ectocine, such as the highlands use etc., and simple in structure, the manufacture craft cost is low, and function admirable realizes easily.
Description of drawings
Fig. 1 is the heat-generating disc sub-assembly of the utility model embodiment one insulating pot and the profile of bimetal strip thermostat assembling.
After Fig. 2 is the heat-generating disc sub-assembly and the assembling of insulating pot kettle body of the utility model embodiment one insulating pot, take down the structure chart of kettle bottom.
Fig. 3 is the insulating pot section of structure of the utility model embodiment one usefulness bimetal strip thermostat control insulating pot outage.
Fig. 4 is the schematic block circuit diagram of the utility model embodiment one.
Fig. 5 is the circuit diagram of circuit connecting mode one between the single-chip microcomputer of the utility model embodiment one and heating and the current detecting unit.
Fig. 6 is the circuit diagram of circuit connecting mode two between the single-chip microcomputer of the utility model embodiment one and heating and the current detecting unit.
Fig. 7 is the schematic diagram that the utility model embodiment two electric kettle bimetal strip thermostats are placed in the kettle sidewall.
The specific embodiment
Come the utility model is further specified below in conjunction with specific embodiment, but the utility model is not confined to these specific embodiment.One skilled in the art would recognize that the utility model contained all alternatives, improvement project and the equivalents that may comprise in claims scope.
Embodiment one
With reference to Fig. 1-4, a kind of insulating pot, comprise the body that is provided with container cavity 27 and the chassis assembly 38 that is electrically connected with described body, thereby be connected formation heating circuit 24 between the two with described chassis assembly 38 electric coupling at described body, described body comprises kettle body assembly 9 and is arranged at the heating disc component 1 of described kettle body assembly 9 bottoms, described heating disc component 1 comprises the heat-generating disc 5 of being made by optimum Heat Conduction Material, be provided with heating 2 on the described heat-generating disc 5, the diapire 4 of described container cavity 27 is connected with described heat-generating disc 5 and makes and can carry out the heat conduction between the two, also comprise the bimetal strip thermostat 7 that is combined on the described heating disc component 1, insulated space is set on the described heat-generating disc 5 or around the heat-generating disc 5, described bimetal strip thermostat 7 is arranged within the described insulated space and with the diapire 4 of described container cavity 27 and contacts, described bimetal strip thermostat 7 is provided with a preset temperature value, when the temperature of the liquid in the container cavity 27 reached described preset temperature value, described bimetal strip thermostat 7 disconnected.
Be provided with control circuit 20 and user's operating means in the described chassis assembly 38, include current detecting unit 21 in the described control circuit 20, further comprise the relay 25 that communicates with described control circuit 20 in the described heating circuit 24, described control circuit 20 is controlled conducting or the disconnection of described relay 25 according to the power on/off signal of detected heating circuit 24.
Described insulated space is through hole or breach by obtaining by removing material at described heat-generating disc 5.
Described through hole is arranged at the approximate centre zone of described heat-generating disc 5.Also can be that described through hole or breach are arranged at zone between the cold junction of the described heating 2 on the described heat-generating disc 5.
Comprise single-chip microcomputer 22 in the described control circuit 20, described single-chip microcomputer 22 is connected on the circuit between described heating 2 and the described current detecting unit 21 by pin, sees Fig. 5; Described single-chip microcomputer 22 also can be connected on the circuit between described heating 2 and the described current detecting unit 21 via signal amplification circuit 23 by pin, sees Fig. 6.
Heat-generating disc described in the present embodiment 5 lower surface be fixedly connected with upper coupler hold-down screw 8 by upper coupler joint pin 10 with upper coupler 3, described upper coupler 3 is mounted with a bimetal leaf temperature controller pressing plate 6 as shown in Figure 1, described bimetal strip thermostat pressing plate 6 one end length have a pressing plate screw 15, described pressing plate screw 15 holds a pressing plate hold-down screw 16, described pressing plate hold-down screw 16 is fixed in as shown position of upper coupler 3 with bimetal strip thermostat pressing plate 6, the other end pressing plate elbow 14 of described bimetal strip thermostat pressing plate 6 is pressed on bimetal strip thermostat groove 13, be about to bimetal strip thermostat 7 and be installed on the heat-generating disc 5 by removing in the through hole or breach that material obtains, its temperature-sensitive face is close to lower surface 30 position as shown of the diapire 4 of container cavity 27; The heating 2 long electric connection insertion pieces 11 that have as shown in the figure, described electric connection insertion piece 11 provides electrical connection for heating 2, and described heating 2 is by heat-generating disc 5, and the diapire 4 of container cavity 27 conducts heat to the liquid to be boiled in the container cavity 27.
Temperature value about preferred 95 degree of the temperature of described bimetal strip thermostat 7 also can be selected other temperature value.
The assembling of described bimetal strip thermostat 7 does not limit with bimetal strip thermostat pressing plate 6, available other mounting means yet.
In the present embodiment when body is placed on the base assembly 38, lower coupler electric coupling on upper coupler 3 and the base assembly 38, again by user's operating means turn-on power, make heating circuit 24 conductings, heating 2 is started working, the electric current of heating circuit 24 be through civil power L line to bimetal strip thermostat 7 and heating 2, flow through relay 25 and current detecting unit 21 are got back to civil power N line again.When liquid to be boiled reaches the preset temperature value of bimetal strip thermostat 7, when bimetal strip thermostat 7 disconnects, do not have electric current in the heating circuit 24, the power-off signal of the heating circuit 24 that described control circuit 20 detects by current detecting unit 21 is controlled the disconnection of described relay 25.If afterwards in the situation of unattended user's operating means, even bimetal strip thermostat 7 returns to the phenomenon that conducting state also can not occur working again, if after bimetal strip thermostat 7 recovers, have the people to operate user's operating means, then insulating pot can enter duty at once, thereby reaches the function of precisely declaring out.
The specific works process of the insulating pot of present embodiment, mentioning handle of kettle 29 presses lid-opening button 28 kettle lid 17 is opened, liquid to be boiled is poured into by spout of kettle 18, liquid to be boiled enters container cavity 27, plug in, the opening switch button, heating 2 begins heating, the heat that heating 2 provides is by the diapire 4 of heat-generating disc 5 conduction to container cavity 27, the diapire 4 of container cavity 27 conducts heat to liquid to be boiled, when liquid to be boiled reaches the preset temperature value of bimetal strip thermostat, bimetal strip thermostat 7 disconnects, heating circuit 24 disconnects, and described control circuit 20 is controlled the disconnection of described relay 25 according to the power-off signal of detected heating circuit 24, makes bimetal strip thermostat 7 return to the phenomenon that conducting state also can not occur working again.
Embodiment two
As shown in Figure 7, the insulating pot of present embodiment, identical with above-described embodiment one insulating pot, described insulated space is formed between the neighboring of the bottom interior surface of kettle body sidewall 19 of described kettle body assembly 9 and described heat-generating disc 5.
Be provided with the groove of settling bimetal strip thermostat 7 on the kettle body sidewall 19 of present embodiment; Described bimetal strip thermostat 7 is placed in the groove of kettle body sidewall 19 outer surfaces of kettle body sub-assembly 9; because the inner surface of kettle body sidewall 19 directly contacts with liquid to be heated; bimetal strip thermostat 7 plays safeguard protection as long as the temperature of detection kettle body sidewall 19 can detect the preset temperature value of liquid and immediately cut off the electricity supply to machine.All the other 26S Proteasome Structure and Functions are all identical with embodiment one.
Claims (8)
1. insulating pot, comprise the body that is provided with container cavity and the chassis assembly that is electrically connected with described body, thereby be connected with described chassis assembly electric coupling at described body and between the two, consist of heating circuit, described body comprises kettle body assembly and is arranged at the heating disc component of described kettle body assembly bottom, described heating disc component comprises the heat-generating disc of being made by optimum Heat Conduction Material, be provided with heating on the described heat-generating disc, the diapire of described container cavity is connected with described heat-generating disc and makes and can carry out the heat conduction between the two, it is characterized in that: also comprise the bimetal strip thermostat that is combined on the described heating disc component, insulated space is set on the described heat-generating disc or around the heat-generating disc, described bimetal strip thermostat is arranged within the described insulated space and with the diapire of described container cavity and contacts, described bimetal strip thermostat is provided with a preset temperature value, when the temperature of the liquid in the container cavity reached described preset temperature value, described bimetal strip thermostat disconnected.
2. insulating pot according to claim 1, it is characterized in that: be provided with control circuit and user's operating means in the described chassis assembly, include current detecting unit in the described control circuit, further comprise the relay that communicates with described control circuit in the described heating circuit, described control circuit is controlled conducting or the disconnection of described relay according to the power on/off signal of detected heating circuit.
3. insulating pot according to claim 2 is characterized in that: described insulated space is formed between the neighboring of the bottom interior surface of kettle body sidewall of described kettle body assembly and described heat-generating disc.
4. insulating pot according to claim 2 is characterized in that: through hole or the breach of described insulated space for passing through to obtain by removing material at described heat-generating disc.
5. insulating pot according to claim 4 is characterized in that: described through hole is arranged at the approximate centre zone of described heat-generating disc.
6. insulating pot according to claim 4 is characterized in that: described through hole or breach are arranged at the zone between the cold junction of the described heating on the described heat-generating disc.
7. arbitrary described a kind of electric kettle according to claim 2 ~ 6 is characterized in that: comprise single-chip microcomputer in the described control circuit, described single-chip microcomputer is connected on the circuit between described heating and the described current detecting unit by pin.
8. arbitrary described a kind of electric kettle according to claim 2 ~ 6, it is characterized in that: comprise single-chip microcomputer in the described control circuit, described single-chip microcomputer is connected on the circuit between described heating and the described current detecting unit via signal amplification circuit by pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220210907 CN202681630U (en) | 2012-05-10 | 2012-05-10 | Electric kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220210907 CN202681630U (en) | 2012-05-10 | 2012-05-10 | Electric kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202681630U true CN202681630U (en) | 2013-01-23 |
Family
ID=47537325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220210907 Expired - Lifetime CN202681630U (en) | 2012-05-10 | 2012-05-10 | Electric kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202681630U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102657476A (en) * | 2012-05-10 | 2012-09-12 | 浙江绍兴苏泊尔生活电器有限公司 | Electric kettle |
| CN107898313A (en) * | 2017-12-05 | 2018-04-13 | 浙江达威电子股份有限公司 | The wireless insulating pot of heat transfer |
-
2012
- 2012-05-10 CN CN 201220210907 patent/CN202681630U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102657476A (en) * | 2012-05-10 | 2012-09-12 | 浙江绍兴苏泊尔生活电器有限公司 | Electric kettle |
| CN102657476B (en) * | 2012-05-10 | 2014-11-12 | 浙江绍兴苏泊尔生活电器有限公司 | Electric kettle |
| CN107898313A (en) * | 2017-12-05 | 2018-04-13 | 浙江达威电子股份有限公司 | The wireless insulating pot of heat transfer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130123 Effective date of abandoning: 20141112 |
|
| RGAV | Abandon patent right to avoid regrant |