CN102657474A - Electric kettle - Google Patents

Electric kettle Download PDF

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Publication number
CN102657474A
CN102657474A CN2012101443192A CN201210144319A CN102657474A CN 102657474 A CN102657474 A CN 102657474A CN 2012101443192 A CN2012101443192 A CN 2012101443192A CN 201210144319 A CN201210144319 A CN 201210144319A CN 102657474 A CN102657474 A CN 102657474A
Authority
CN
China
Prior art keywords
relief valve
heating
assembly
coupler
circuit
Prior art date
Application number
CN2012101443192A
Other languages
Chinese (zh)
Other versions
CN102657474B (en
Inventor
左祥贵
张叶兰
黄理水
Original Assignee
浙江绍兴苏泊尔生活电器有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 浙江绍兴苏泊尔生活电器有限公司 filed Critical 浙江绍兴苏泊尔生活电器有限公司
Priority to CN201210144319.2A priority Critical patent/CN102657474B/en
Publication of CN102657474A publication Critical patent/CN102657474A/en
Application granted granted Critical
Publication of CN102657474B publication Critical patent/CN102657474B/en

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Abstract

The invention discloses an electric kettle. The electric kettle comprises a body which is provided with an upper coupler, a base component which is provided with a lower coupler, a control circuit which is arranged in the base component, and a user operation device, wherein the body and the base component are connected through the upper coupler and the lower coupler, and a heating circuit is formed between the body and the base component; the body comprises a container which forms a liquid accommodation cavity; the bottom of the container is provided with an electric heating component; waterproof structures are arranged on the upper coupler and the lower coupler; the outer side of the bottom of the container is hermetically provided with a bottom cover; the upper coupler is connected to the bottom cover, and the joint of the upper coupler and the bottom cover is sealed so that a closed cavity is formed between the bottom of the container and the bottom cover; a pressure relief valve device is hermetically arranged on the bottom cover; a bimetallic strip temperature controller is arranged on the lower surface of a bottom wall of the container; and the bimetallic strip temperature controller and the electric heating component are connected in series in the heating circuit.

Description

A kind of insulating pot
Technical field
The present invention relates to a kind of small household appliances, be 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 through 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, the insulating pot that steam lead is housed is boiled the steam that the back produces through boiling water and is got in the steam lead, can form condensed water after the steam cooled 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 cut off the electricity supply immediately, 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 that water directly cleans especially and, this structure influence is attractive in appearance.As substituting the technical scheme that detects vapor (steam) temperature, in the prior art, there is the technical scheme of controlling through other local temperature that detect insulating pot.Like publication number is that the Chinese invention patent application of CN 101472511A has disclosed a kind of electronic temperature transmitter that utilizes and detects the electric heater structure from the heat-generating disc detected temperatures.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, and 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 through electronic temperature transmitter is set on contact plate, and cost is than higher.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, and 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 heat preservation effect.Above-mentioned each technical scheme, perhaps existing can not waterproof, clean inconvenient technological deficiency, perhaps has the situation that repeats to heat, and needs to improve.
Summary of the invention
The object of the present invention is to provide and a kind ofly can judge accurately that thereby the liquid boiling state carries out the insulating pot of electronically controlled, with low cost, simple in structure, convenience for washing, waterproof.
Further aim of the present invention is to provide to cut off the electricity supply immediately avoids repeating insulating pot to boil water.
For the technical scheme that reaches goal of the invention the present invention employing is:
A kind of insulating pot; Comprise the body that is provided with coupler, with the base assembly that is provided with down coupler, be arranged on control circuit and user's operating means in the said base assembly; Said body is connected through upper and lower coupler with said base assembly and between the two, constitutes heating circuit; Said body comprises the container that constitutes the liquid containing chamber; Said container bottom is provided with electric-heating assembly; It is characterized in that: said upper and lower coupler is provided with waterproof construction, and the bottom outside of said container is provided with bottom hermetically, thereby said upward coupler is connected on the said bottom and the junction between the two seals closed chamber of formation between said container bottom and said bottom; Be provided with the relief valve device on the said bottom hermetically; The diapire lower surface of said container is provided with bimetal strip thermostat, and said bimetal strip thermostat and said heating are in series in said heating circuit, include current detecting unit in the said control circuit; Further comprise the relay that communicates with said control circuit in the said heating circuit, said control circuit is controlled the conducting of said relay according to the break-make signal of telecommunication of detected heating circuit or is broken off.
Further, comprise single-chip microcomputer in the said control circuit, said single-chip microcomputer is connected on the circuit between said heating and the said current detecting unit through pin.
Perhaps, comprise single-chip microcomputer in the said control circuit, said single-chip microcomputer is connected on the circuit between said heating and the said current detecting unit via signal amplification circuit through pin.
Further, said base assembly comprises a power supply base loam cake, thereby lid may enclose ground is connected and between the two, forms base cavity pocket under said power supply base loam cake and the power supply base, and said single-chip microcomputer is arranged in the said base cavity pocket.
Further; Said relief valve device comprises relief valve; The inner end of said closed chamber that is in of said relief valve is provided with at least one air inlet; Position near its outer end on the sidewall of said relief valve is provided with at least one gas outlet; Between said air inlet and the said gas outlet air guide channel is set, said relief valve device also is provided with the spring that is sheathed on the said relief valve, and the outside end of said closed chamber that is in of said relief valve is provided with the sealing gasket that is used for said bottom sealing.
Further, said relief valve device has closed position and vent position, and when being in said closed position, said sealing gasket is close to the outer surface of said bottom, and said gas outlet is in air-tight state; When being in said vent position, said sealing gasket breaks away from the outer surface of said bottom, and said gas outlet and ambient atmosphere are in the communication state.
Further, each installing hole all is to adopt hermetically-sealed construction on the bottom of said bottom.
Further, said upper part of body is provided with one and is convenient to fetch water and the kettle mouth of pouring, but is mounted with the net-filter assembly of the foreign material in the filtered water in the said kettle mouth.
Further, said pot lid assembly comprises that kettle closes the lid, and said kettle closes the lid and kettle lid lower cover is fastened and connected, and the middle lid cavity that forms is mounted with the slide block of opening the pot lid sub-assembly through pressing of the button of uncapping in the said lid cavity.
Further, also comprise Handleset, said Handleset is installed in the side that the water gauge sub-assembly is installed on the said body, and it comprises the one handle loam cake, and said handle loam cake and handle lower cover are fastened and connected.
Beneficial effect of the present invention: can be with the whole water soaking and washing that places of insulating pot body, doing with the dry wipe wiping after cleaning up can be to boil water; And simple in structure, assembling is simple, convenience for washing, and function admirable, safe and reliable, easy acceptance by users more.
Description of drawings
Fig. 1 is external form figure of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a kettle profile of the present invention.
Fig. 4 is a circuit block diagram of the present invention.
Fig. 5 is the circuit diagram of the circuit connecting mode one between single-chip microcomputer of the present invention and heating and the current detecting unit.
Fig. 6 is the circuit diagram of the circuit connecting mode two between single-chip microcomputer of the present invention and heating and the current detecting unit.
Fig. 7 is that the present invention is soaked in cleaning figure in the water.
Fig. 8 is a workflow diagram of the present invention.
The specific embodiment
Come the present invention is further specified below in conjunction with specific embodiment, but do not limit the invention to these specific embodiment.One skilled in the art would recognize that the present invention contained in claims scope all alternatives, improvement project and the equivalents that possibly comprise.
With reference to Fig. 1-6; A kind of insulating pot; Comprise the body 2 that is provided with coupler 10, with the base assembly 3 that is provided with down coupler, be arranged on control circuit 53 and user's operating means in the said base assembly 3; Said body 2 is connected through upper and lower coupler with said base assembly 3 and formation heating circuit 52 between the two; Said body 2 comprises the container 7 that constitutes the liquid containing chamber, and said container 7 bottoms are provided with electric-heating assembly 8, and said upper and lower coupler is provided with waterproof construction; The bottom outside of said container 7 is provided with bottom 14 hermetically; Thereby said upward coupler is connected on the said bottom 14 and the junction between the two seals closed chamber 33 of formation between said container 7 bottoms and said bottom 14, is provided with the relief valve device hermetically on the said bottom 14, and the diapire lower surface of said container 7 is provided with bimetal strip thermostat 26; Heating 9 in said bimetal strip thermostat 26 and the said electric-heating assembly 8 is in series in said heating circuit 52; Include current detecting unit 55 in the said control circuit 53, further comprise the relay 57 that communicates with said control circuit 53 in the said heating circuit 52, said control circuit 53 is controlled the conducting of said relay 57 according to the break-make signal of telecommunication of detected heating circuit 52 or is broken off.
Comprise single-chip microcomputer 54 in the said control circuit 53, said single-chip microcomputer is connected on the circuit between said heating 9 and the said current detecting unit 55 through pin.Said single-chip microcomputer 54 also can be connected on the circuit between said heating 9 and the said current detecting unit 55 via signal amplification circuit 56 through pin.
Said base assembly 3 comprises a power supply base loam cake 18, thereby said power supply base loam cake 18 is connected formation base cavity pocket 41 between the two with a power supply base lower cover 20 sealing ground, and said single-chip microcomputer 54 is arranged in the said base cavity pocket 41.
Said relief valve device comprises relief valve 12; The said closed chamber 33 inner ends that are in of said relief valve 12 are provided with at least one air inlet 34; Position near its outer end on the sidewall of said relief valve 12 is provided with at least one gas outlet 21; Between said air inlet 34 and the said gas outlet 21 air guide channel is set; Said relief valve device also is provided with the spring 11 that is sheathed on the said relief valve 12, and the said closed chamber 33 outside ends that are in of said relief valve 12 are provided with the sealing gasket 15 that is used for said bottom 14 sealings.
Said relief valve device has closed position and vent position, and when being in said closed position, said sealing gasket 15 is close to the outer surface of said bottom 14, and said gas outlet 21 is in air-tight state; When being in said vent position, said sealing gasket 15 breaks away from the outer surface of said bottom 14, and said gas outlet 21 is in the communication state with ambient atmosphere.
Each installing hole all is to adopt hermetically-sealed construction on the bottom of said bottom 14.
The top of said body 2 is provided with one and is convenient to fetch water and the kettle mouth 6 of pouring, but is mounted with the net-filter assembly 31 of the foreign material in the filtered water in the said kettle mouth 6.
Also comprise pot lid assembly 1; Said pot lid assembly 1 comprises that kettle closes the lid 5; Said kettle closes the lid and 5 is fastened and connected with kettle lid lower cover 30, and the middle lid cavity 43 that forms is mounted with the slide block of opening the pot lid sub-assembly through the pressing of button 44 of uncapping in the said lid cavity 43.
Also comprise Handleset 4, said Handleset 4 is installed in the side that water gauge sub-assembly 46 is installed on the said body 2, and it comprises one handle loam cake 45, and said handle loam cake 45 is fastened and connected with handle lower cover 23.
The insulating pot of present embodiment is by pot lid assembly 1, and body 2, Handleset 4 constitute the insulating pot integral body 49 that can move separately, and said insulating pot whole 49 as shown in Figure 4 can wholely being soaked in the tank 50 are cleaned, and said insulating pot whole 49 is supplied power through base assembly 3.
The bottom of the body 2 in the present embodiment is through welding position 35 and electric-heating assembly 8 structure that is welded as a whole; Said electric-heating assembly 8 comprises contact plate 24; Said contact plate 24 is as shown in Figure 3, and the below is welded with a heat transfer plate 48, and the below of said heat transfer plate 48 is welded with a heating 9; Said heating 9 conducts heat to heat transfer plate 48; Said heat transfer plate 48 conducts the lower surface 40 to contact plate 24 with heat, and said contact plate lower surface 40 conducts heat to contact plate upper surface 32, and said contact plate upper surface 32 conducts heat to liquid to be heated in the heating chamber 42.Bimetal strip thermostat 26 is fixing through bimetal strip thermostat pressing plate 25; The contact-making surface 47 of said bimetal strip thermostat 26 contacts with the contact plate lower surface 40 of contact plate 24; When the temperature that said bimetal strip thermostat contact-making surface 47 detects contact plate 24 reaches the desired temperature of bimetal strip thermostat 26; Bimetal strip thermostat 26 breaks off, and through single-chip microcomputer 54 relay 10 is broken off again, and machine quits work.
The bottom of electric-heating assembly 8 is by a bottom 14 sealings in the present embodiment, and said bottom 14 is mounted with a sealing ring 13 with electric-heating assembly 8 junctions, and last coupler 10 is mounted with coupler sealing ring 27 on kettle bottom 14 junctions; Said sealing ring 13 seals with last coupler sealing ring 27 any material to external world, makes bottom 14 and electric-heating assembly 8 centres form closed chamber 33, when machine works; Heating 9 heatings make that the air in the closed chamber 33 expands, and produce air pressure after air expands; For preventing that said air pressure from causing danger to machine, bottom 14 also is provided with a relief valve placement hole 37, is mounted with a relief valve 12 in the said relief valve placement hole 37; Said relief valve 12 is with a spring 11, and said spring 11 moves outside relief valve guide hole 36 after can making relief valve 12 pressurizeds, and said relief valve 12 bottoms also are with silica gel sheath 22; When said silica gel sheath 22 did not receive closed chamber 33 internal pressures when relief valve 12,22 pairs of closed chamber 33 of said silica gel sheath sealed, when machine works; Said heating 9 heatings, air expands in the closed chamber 33, produces air pressure; When air pressure surpasses or equals 4000 Pa; Air pressure is got into by air inlet 34, and relief valve 12 outwards moves, and air pressure is discharged by exhaust outlet 21; Said bottom 14 is fixedly connected with relay 10 through bottom screw 16, and said bottom screw 16 is arranged with sealing gasket 15, and said sealing gasket 15 prevents that liquid from getting in the closed chamber 33.
The pcb board sub-assembly 19 of the band control circuit in the present embodiment is installed in the base cavity pocket 41; Said pcb board sub-assembly 19 length have pcb board screw hole 38; Said pcb board screw hole 38 also have two not shown in the figures, said pcb board screw hole 38 cooperates with double-screw bolt 39 and passes through the hold-down screw fixed connection; Said pcb board sub-assembly 19 is electrically connected with the lower connector 17 that is placed in the position, power supply base loam cake 18 a middle hole; Said power supply base loam cake 18 is as shown in Figure 2; Sidewall offers a switch placement hole 29; Said switch placement hole 29 is settled power switch 28, and said power switch 28 can be controlled the machine on/off.
Present embodiment in use; Body 2 is placed on the base assembly 3, and the following coupler electric coupling on last coupler 10 and the base assembly 3 is again through user's operating means turn-on power; Make heating circuit 52 conductings; Heating 9 is started working, the electric current of heating circuit 52 be through civil power L line to bimetal strip thermostat 26 and heating 9, the relay 57 of flowing through is again got back to civil power N line with current detecting unit 55.When liquid to be boiled reaches the preset temperature value of bimetal strip thermostat 26; When bimetal strip thermostat 27 breaks off; Do not have electric current in the heating circuit 52, said control circuit 53 is controlled the disconnection of said relay 57 through the power-off signal of current detecting unit 55 detected heating circuits 52.Afterwards if under the situation of unattended user's operating means; Even bimetal strip thermostat 26 returns to the phenomenon that conducting state also can not occur working again; After recovering, bimetal strip thermostat 26 have the people to operate user's operating means if treat; Then insulating pot can get into duty at once, thereby reaches the function of precisely declaring out.
Fig. 8 is present embodiment insulating pot operation figure capable of washing; The insulating pot of present embodiment whole 49 load onto treat to boil water, turn-on current, buzzer is one, machine is in holding state; Insulating pot whole 49 is placed on the base assembly 3, turns on the power switch 28, buzzer is one; Indicator lamp is bright, and heating 9 begins heating, when liquid reaches the state of temperature of bimetal strip thermostat 26 settings in the kettle; Bimetal strip thermostat 26 is cut off the electricity supply, and machine quits work, like work therebetween; With placing the insulating pot whole 49 on the base assembly 3 to withdraw, base assembly 3 quits work, and machine is in off-position; Again insulating pot whole 49 is placed on the base assembly 3, need press power switch 28 again, machine just can restart work.After above-mentioned insulating pot has used of a specified duration in the kitchen; The kettle surface can be pasted with oil stain; And this oil stain can't be removed it totally with wet rag, and it is just capable of washing clean to place the water that is placed with washing agent to clean, and the insulating pot of present embodiment such as Fig. 7 can wholely be soaked in the water 51 and clean; After cleaning up, kettle surface wiping is done and can be used with dry wipe.

Claims (10)

1. insulating pot; Comprise the body that is provided with coupler, with the base assembly that is provided with down coupler, be arranged on control circuit and user's operating means in the said base assembly; Said body is connected through upper and lower coupler with said base assembly and between the two, constitutes heating circuit; Said body comprises the container that constitutes the liquid containing chamber; Said container bottom is provided with electric-heating assembly; It is characterized in that: said upper and lower coupler is provided with waterproof construction, and the bottom outside of said container is provided with bottom hermetically, thereby said upward coupler is connected on the said bottom and the junction between the two seals closed chamber of formation between said container bottom and said bottom; Be provided with the relief valve device on the said bottom hermetically; The diapire lower surface of said container is provided with bimetal strip thermostat, and said bimetal strip thermostat and said heating are in series in said heating circuit, include current detecting unit in the said control circuit; Further comprise the relay that communicates with said control circuit in the said heating circuit, said control circuit is controlled the conducting of said relay according to the break-make signal of telecommunication of detected heating circuit or is broken off.
2. a kind of electric kettle according to claim 1 is characterized in that: comprise single-chip microcomputer in the said control circuit, said single-chip microcomputer is connected on the circuit between said heating and the said current detecting unit through pin.
3. a kind of electric kettle according to claim 1 is characterized in that: comprise single-chip microcomputer in the said control circuit, said single-chip microcomputer is connected on the circuit between said heating and the said current detecting unit via signal amplification circuit through pin.
4. insulating pot according to claim 1; It is characterized in that: said base assembly comprises a power supply base loam cake; Thereby lid may enclose ground is connected and between the two, forms base cavity pocket under said power supply base loam cake and the power supply base, and said single-chip microcomputer is arranged in the said base cavity pocket.
5. liquid heater according to claim 1; It is characterized in that: said relief valve device comprises relief valve; The inner end of said closed chamber that is in of said relief valve is provided with at least one air inlet; Position near its outer end on the sidewall of said relief valve is provided with at least one gas outlet; Between said air inlet and the said gas outlet air guide channel is set, said relief valve device also is provided with the spring that is sheathed on the said relief valve, and the outside end of said closed chamber that is in of said relief valve is provided with the sealing gasket that is used for said bottom sealing.
6. liquid heater according to claim 5 is characterized in that: said relief valve device has closed position and vent position, and when being in said closed position, said sealing gasket is close to the outer surface of said bottom, and said gas outlet is in air-tight state; When being in said vent position, said sealing gasket breaks away from the outer surface of said bottom, and said gas outlet and ambient atmosphere are in the communication state.
7. a kind of insulating pot according to claim 1 is characterized in that: each installing hole all is to adopt hermetically-sealed construction on the bottom of said bottom.
8. insulating pot according to claim 1 is characterized in that: said upper part of body is provided with one and is convenient to fetch water and the kettle mouth of pouring, but is mounted with the net-filter assembly of the foreign material in the filtered water in the said kettle mouth.
9. according to the arbitrary described insulating pot of claim 1 ~ 8; It is characterized in that: also comprise the pot lid assembly; Said pot lid assembly comprises that kettle closes the lid; Said kettle closes the lid and kettle lid lower cover is fastened and connected, and the middle lid cavity that forms is mounted with the slide block of opening the pot lid sub-assembly through pressing of the button of uncapping in the said lid cavity.
10. according to the arbitrary described insulating pot of claim 1 ~ 8; It is characterized in that: also comprise Handleset; Said Handleset is installed in the side that the water gauge sub-assembly is installed on the said body, and it comprises the one handle loam cake, and said handle loam cake and handle lower cover are fastened and connected.
CN201210144319.2A 2012-05-10 2012-05-10 Electric kettle CN102657474B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210144319.2A CN102657474B (en) 2012-05-10 2012-05-10 Electric kettle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210144319.2A CN102657474B (en) 2012-05-10 2012-05-10 Electric kettle

Publications (2)

Publication Number Publication Date
CN102657474A true CN102657474A (en) 2012-09-12
CN102657474B CN102657474B (en) 2014-07-16

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103637694A (en) * 2013-12-06 2014-03-19 浙江绍兴苏泊尔生活电器有限公司 Electrical coupling structure and electric kettle
CN104042118A (en) * 2013-03-11 2014-09-17 杨一江 Anti-dry burning device of water fountain
CN104068747A (en) * 2014-07-14 2014-10-01 金鸿灵 Electric kettle
CN104490260A (en) * 2014-12-22 2015-04-08 南京金宇刀具制造有限公司 Novel electric heating water boiler for kitchen
CN106213990A (en) * 2016-08-29 2016-12-14 珠海格力电器股份有限公司 Insulating pot

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105395078B (en) * 2015-12-17 2018-10-02 宁波博威马特机械制造有限公司 A kind of milk bottle holder and warm feeding bottle and socket with the cooperation of milk bottle holder

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1199328A (en) * 1996-07-15 1998-11-18 奥特控制有限公司 Improvements relating to electrically heated vessels
CN2543460Y (en) * 2002-05-09 2003-04-09 万华 Ceramic electric kettle
CN201139431Y (en) * 2007-12-08 2008-10-29 方士达 Electric heating container
CN202681629U (en) * 2012-05-10 2013-01-23 浙江绍兴苏泊尔生活电器有限公司 Electric kettle

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1199328A (en) * 1996-07-15 1998-11-18 奥特控制有限公司 Improvements relating to electrically heated vessels
CN2543460Y (en) * 2002-05-09 2003-04-09 万华 Ceramic electric kettle
CN201139431Y (en) * 2007-12-08 2008-10-29 方士达 Electric heating container
CN202681629U (en) * 2012-05-10 2013-01-23 浙江绍兴苏泊尔生活电器有限公司 Electric kettle

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104042118A (en) * 2013-03-11 2014-09-17 杨一江 Anti-dry burning device of water fountain
CN103637694A (en) * 2013-12-06 2014-03-19 浙江绍兴苏泊尔生活电器有限公司 Electrical coupling structure and electric kettle
CN103637694B (en) * 2013-12-06 2017-03-15 浙江绍兴苏泊尔生活电器有限公司 Electric coupling structure and electric kettle
CN104068747A (en) * 2014-07-14 2014-10-01 金鸿灵 Electric kettle
CN104490260A (en) * 2014-12-22 2015-04-08 南京金宇刀具制造有限公司 Novel electric heating water boiler for kitchen
CN104490260B (en) * 2014-12-22 2016-11-30 宁波速漫文化科技有限公司 A kind of kitchen electrical heating calorifier
CN106213990A (en) * 2016-08-29 2016-12-14 珠海格力电器股份有限公司 Insulating pot
CN106213990B (en) * 2016-08-29 2018-09-18 珠海格力电器股份有限公司 Insulating pot

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