CN202681639U - Vacuum and heat storage double-insulating electric kettle provided with long-term insulating structure and capable of discharging water from middle part - Google Patents

Vacuum and heat storage double-insulating electric kettle provided with long-term insulating structure and capable of discharging water from middle part Download PDF

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Publication number
CN202681639U
CN202681639U CN 201220367021 CN201220367021U CN202681639U CN 202681639 U CN202681639 U CN 202681639U CN 201220367021 CN201220367021 CN 201220367021 CN 201220367021 U CN201220367021 U CN 201220367021U CN 202681639 U CN202681639 U CN 202681639U
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heat storage
long
inner bag
vacuum
kettle
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CN 201220367021
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余鸿
李炀
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Abstract

The utility model relates to a vacuum and heat storage double-insulating electric kettle provided with a long-term insulating structure and capable of discharging water from a middle part. A closed phase-change heat storage layer is formed between a housing and an inner container, the phase-change melting point of the closed phase-change heat storage layer is 80-95 DEG C, a closed vacuum insulating layer is formed between the housing and the closed phase-change heat storage layer or between the closed phase-change heat storage layer and the inner container, the inner container, the closed phase-change heat storage layer and the closed vacuum insulating layer form a vacuum and heat storage double-insulating structure with the temperature of 80-95 DEG C, an electric heater comprises a heating body and a heat storage body, the heat storage body is connected with a heating body through a plurality of connecting pieces to form a scattered connecting structure, the heat storage body and the inner container form a dotted connecting structure, a water outlet is arranged at the middle upper part of a kettle body, and is communicated with an inner chamber of the inner container, a long kettle nozzle is arranged at the water outlet, and a sealing cover is arranged on the long kettle nozzle. According to the vacuum and heat storage double-insulating electric kettle provided with a long-term insulating structure and capable of discharging water from a middle part provided by the utility model, the heat storage body has a self-insulating characteristic, heat stored by the heat storage body can only be used for heating the inner container through thermal conduction connecting points, and therefore the inner container and boiled water contained in the inner container are heated by the heat storage body slowly and enduringly, and a long-term insulating beneficial effect is achieved.

Description

Vacuum, the heat accumulation Double insulating electric kettle of the long-acting insulation construction of middle part water outlet band
Technical field
The utility model relates to vacuum, the heat accumulation Double insulating electric kettle of the long-acting insulation construction of a kind of middle part water outlet band, this electric kettle can boiling water and water temperature is remained on required preference temperature for a long time, is useful in and water temperature is remained on 80 ℃~95 ℃ occasion.The technical field that belongs to the daily living article electric heating appliance.
Background technology
At present, electric heater is the common tool of people's daily life, and electric water heater is because its to boil water fast, smokeless and odorless have the characteristics such as environmental protection, and is welcomed by the people.Particularly people have special requirement to the water quality water temperature when making tea, infuse coffee, brewing milk powder, lotus root starch or bubble kung fu tea.As brew the high-grade tea such as Dragon Well tea, high-quality green tea, normally 80~85 ℃ of boiling water optimums; Make coffee or rush milk powder, lotus root starch etc., normally require the boiling water more than 85 ℃; And when drinking kung fu tea, need water temperature to keep about 95 ℃ in about 20 minutes always, should not repeatedly heat again, boil and change " fresh " of water.But electric heater of the prior art does not have heat insulation function mostly, perhaps, although have certain heat insulation function, has unreasonable structure, the poor shortcoming of heat insulation effect, therefore, can not satisfy the daily life needs.And traditional device that is used for the boiling water insulation, such as thermos flask, it is to rely on the sealing that vacuumizes in the middle of the double-deck glass liner with bottle plug to reduce radiation loss and guarantee insulation effect, but these attemperators do not possess from heating and boiling water function, particularly in both, there is any one impaired its insulation effect just obviously to descend, roll also fast reducing of (opening) coolant-temperature gage, the glass inner flask is easy to again breakage.Therefore, these thermos flasks can not satisfy people's the needs of making tea, infuse coffee, brew milk powder, lotus root starch or bubble kung fu tea equally.
The utility model content
The purpose of this utility model is in order to address the above problem, vacuum, the heat accumulation Double insulating electric kettle of the long-acting insulation construction of a kind of middle part water outlet band are provided, water in the kettle through boiled to 100 ℃ boiling water, this electric kettle can remain on required optimal temperature for a long time with water temperature, the boiling water temperature requirement of the high tealeaves such as Longjing tea, tippy tea can be satisfied, the boiling water temperature requirement when making coffee, rushing milk powder, lotus root starch or ordinary tea leaves can be satisfied again.
The purpose of this utility model can reach by following measure:
Vacuum, the heat accumulation Double insulating electric kettle of the long-acting insulation construction of middle part water outlet band comprise kettle body and pot lid, and its design feature is:
1) described kettle body comprises shell and the inner bag that is arranged at enclosure, bottom at the kettle body is provided with electric heater, the heater of electric heater and inner bag close contact, between shell and inner bag, be provided with closed cavity, in described closed cavity, fill up phase change heat-storing material, between shell and inner bag, form closed phase change heat storage layer; The phase transformation fusing point of described closed phase change heat storage layer is 80~95 ℃;
2) between shell and closed phase change heat storage layer or between closed phase change heat storage layer and inner bag, be provided with closed cavity, by described closed cavity is vacuumized, between shell and closed phase change heat storage layer or between closed phase change heat storage layer and inner bag, form the sealed vacuum thermal insulation layer; Consist of 80 ℃~95 ℃ vacuum, heat storage type structure by inner bag, closed phase change heat storage layer and sealed vacuum thermal insulation layer;
3) electric heater comprises heater and thermal store, the heater of electric heater and inner bag close contact, thermal store be looped around heater around, thermal store is connected, forms the dispersion shape syndeton by some connectors with heater, in section connecting element, be provided with heat conduction tie point, closely be connected with inner bag by described heat conduction tie point, make thermal store and inner bag form the point-like syndeton;
4) be provided with the delivery port that is communicated with the inner chamber of inner bag in the middle and upper part of described kettle body, be provided with long Hu Zui at water outlet, and be provided with capping at long Hu Zui, long Hu Zui is covered fully.Not only much cleaner, heat insulation effect is also better.
The purpose of this utility model can also reach by following measure:
A kind of Technological improvement plan of the present utility model is: thermal store is connected, forms the dispersion shape syndeton by six connectors with heater, respectively be provided with a heat conduction tie point in three connectors therein, closely be connected with inner bag by described heat conduction tie point, make thermal store and inner bag form the point-like syndeton.
A kind of Technological improvement plan of the present utility model is: the phase transformation fusing point of described phase change heat storage layer can be 80 ℃, 82 ℃, 83 ℃, 85 ℃, 86 ℃, 88 ℃, 90 ℃, 92 ℃ or 95 ℃.
A kind of Technological improvement plan of the present utility model is: a temperature control circuit is set in the kettle body, the water temperature in the kettle body inner bag is controlled at 80 ℃, 82 ℃, 83 ℃, 85 ℃, 86 ℃, 88 ℃, 90 ℃, 92 ℃ or 95 ℃.
A kind of Technological improvement plan of the present utility model is: form heat insulation cavity between described sealed vacuum thermal insulation layer outer wall and the shell, establish foam layer in heat insulation cavity.Thereby greatly reduce the heat loss of sealed vacuum thermal insulation layer, the temperature remains within the normal range to make shell simultaneously.
A kind of Technological improvement plan of the present utility model is: be threaded connection between kettle body and the pot lid; Opening part at inner bag is provided with internal thread, and is corresponding with it, is provided with external screw thread in the lower end of pot lid; On pot lid, also be provided with the O RunddichtringO.
A kind of Technological improvement plan of the present utility model is: described kettle body be shaped as truncated cone, square, polygonal cylindricality or cydariform.
A kind of Technological improvement plan of the present utility model is: the sidewall of described shell is provided with handle.
A kind of Technological improvement plan of the present utility model is: the syndeton between kettle body and the pot lid is that the rear end of pot lid is that rotary type is connected with the kettle body, and the front end of pot lid is connected for the push type snap-on with kettle body (1).
The beneficial effects of the utility model are:
1, the utility model is because between shell and closed phase change heat storage layer or be provided with closed cavity between closed phase change heat storage layer and inner bag, by described closed cavity is vacuumized, between shell and closed phase change heat storage layer or between closed phase change heat storage layer and inner bag, form the sealed vacuum thermal insulation layer; Consist of 80 ℃~95 ℃ vacuum, heat storage type structure by inner bag, closed phase change heat storage layer and sealed vacuum thermal insulation layer; Therefore with boiled after 100 ℃, water temperature remains on required optimal temperature (being phase transformation temperature points) always, the heating boiling water that needn't consume energy again, not only energy-conservation but also can avoid with the water heating for multiple times of making tea contribute trace element useful in the dehydration, " fresh " of the water that keeps making tea.And because the characteristic of thermal store self-heat conserving, the heat energy of thermal store storage can only conduct tie point by heat and heat to inner bag, therefore, thermal store to inner bag and the boiling water heating be slow and lasting, have the beneficial effect of long-acting thermal-insulating.Therefore with boiled after 100 ℃, water temperature remains on required optimal temperature (being phase transformation temperature points) always, the heating boiling water that needn't consume energy again, not only energy-conservation but also can avoid with the water heating for multiple times of making tea contribute trace element useful in the dehydration, " fresh " of the water that keeps making tea.
2, because in the improvement technical scheme of the present utility model, owing between the outer wall of sealed vacuum thermal insulation layer and outer casing inner wall, heat insulation cavity is set, in this heat insulation cavity, establish foam layer, therefore can greatly reduce the heat loss of sealed vacuum thermal insulation layer, strengthen the heat insulation effect of kettle body when the temperature remains within the normal range at shell.
3, owing in the improvement technical scheme of the present utility model, be provided with the delivery port that is communicated with the inner chamber of inner bag at described kettle body middle part, be provided with proboscis at delivery port, the place is provided with capping at proboscis, and is provided with capping at long Hu Zui.The middle part arranges long Hu Zui, and is relatively laborsaving during this structure pouring, makes tea at a distance when being convenient to make tea, and avoids the hot gas of boiling water to cover people's sight line, thereby prevents that the water in the teacup from overflowing, and is provided with capping at long Hu Zui, much cleaner, heat insulation effect is also better.
4, the phase transformation fusing point of the employed phase change heat-storing material of the utility model is 80 ℃~95 ℃, can design the energy-saving type heat-preserving electric kettle of Multiple Type, the user can select according to actual needs, as when brewing Longjing tea, selects the energy-saving type heat-preserving electric kettle of 95 ℃ of series; When brewing tippy tea, can select 80 ℃, 82 ℃, 83 ℃, 85 ℃, 86 ℃, 88 ℃, 90 ℃, 92 ℃, 94 ℃ or 95 ℃ of any one thermal-insulation electric heating kettles; Rush coffee bubble coffee, when rushing milk powder or lotus root starch, can select as required 80~95 ℃ of thermal-insulation electric heating kettles that wait series.
5, the employed sealed vacuum heat-insulation layer of the utility model and temperature control circuit structure, can design the energy-saving type heat-preserving insulating pot of Multiple Type, the user can select according to actual needs, water temperature can be remained on always 95 ℃ of temperature of required optimum as during drinking kung fu tea, rolling (opening) kettle, the again heating water that needn't consume energy, not only energy-conservation but also can avoid with the water heating for multiple times of making tea contribute trace element useful in the dehydration, " fresh " of the water that keeps making tea; When brewing Longjing tea, can regulate temperature control circuit, make electric kettle consist of the energy-saving type heat-preserving electric kettle of 85 ℃ of series; When brewing tippy tea, the temperature control that can regulate temperature control circuit is that 80 ℃, 82 ℃ or 84 ℃ are the most desirable; Rush coffee bubble coffee, when rushing milk powder or lotus root starch, the temperature control that can regulate temperature control circuit is 86~95 ℃.
Description of drawings
Fig. 1 is the structural representation of the utility model specific embodiment 1.
Fig. 2 is the electric heater structure schematic diagram of the utility model specific embodiment.
Fig. 3 is the structural representation of the utility model specific embodiment 2.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail:
Specific embodiment 1:
See figures.1.and.2, present embodiment comprises kettle body 1 and pot lid 2, described kettle body 1 comprises shell 11 and is arranged at the inner bag 12 of enclosure, be provided with electric heater 3 in the bottom of kettle body 1, the heater of electric heater 3 and inner bag 12 close contacts, between shell 11 and inner bag 12, be provided with closed cavity, in described closed cavity, fill up phase change heat-storing material, between shell 11 and inner bag 12, form closed phase change heat storage layer 13; The phase transformation fusing point of described closed phase change heat storage layer 13 is 80~95 ℃; Between shell 11 and closed phase change heat storage layer 13 or between closed phase change heat storage layer 13 and inner bag 12, be provided with closed cavity, by described closed cavity is vacuumized, between shell 11 and closed phase change heat storage layer 13 or between closed phase change heat storage layer 13 and inner bag 12, form sealed vacuum thermal insulation layer 15; Consist of 80 ℃~95 ℃ vacuum, heat storage type structure by inner bag 12, closed phase change heat storage layer 13 and sealed vacuum thermal insulation layer 15; Electric heater 3 comprises heater 3-1 and thermal store 3-2, the heater 3-1 of electric heater 3 and inner bag 12 close contacts, thermal store 3-2 be looped around heater 3-1 around, thermal store 3-2 is connected with heater 3-1 by some connector 3-3, form the dispersion shape syndeton, in section connecting element 3-3, be provided with heat conduction tie point 3-4, closely be connected with inner bag 12 by described heat conduction tie point 3-4, both form the point-like syndeton to make thermal store 3-2 and inner bag 12, be provided with the delivery port 16 that is communicated with the inner chamber of inner bag 12 in the middle and upper part of described kettle body 1, be provided with long kettle mouth 17 at delivery port 16 places, and be provided with capping 18 at long kettle mouth 17, long kettle mouth 17 is covered fully.Not only much cleaner, heat insulation effect is also better.
Be threaded connection between kettle body 1 and the pot lid 2; Opening part at inner bag 12 is provided with internal thread, and is corresponding with it, is provided with external screw thread in the lower end of pot lid 2; On pot lid 2, also be provided with O RunddichtringO 24.Described shell 11 be shaped as truncated cone.
Pot lid 2 and O RunddichtringO 24 adopt the about 130 ℃ of materials of heatproof (for example polypropylene plastics) that meet the food security law regulation to make.
In the present embodiment:
The phase transformation fusing point of phase change heat storage layer 13 is 95 ℃, consists of the specialized teapot that brews kung fu tea.Because the composite phase-change heat-storing material that present embodiment adopts is that chemical stability is good, latent heat of phase change large, nothing is crossed cold-peace phenomenon of phase separation, nontoxic, non-corrosive material, therefore, can guarantee can not damage electric kettle, water quality also can never be contaminated.In addition, can design vacuum, the heat accumulation Double insulating electric kettle of the long-acting insulation construction of middle part water outlet band of Multiple Type with reference to present embodiment, the user can select according to actual needs, water temperature can be remained on always 95 ℃ of temperature of required optimum as during drinking kung fu tea, rolling (opening) kettle, the again heating water that needn't consume energy, " fresh " of not only energy-conservation but also can avoid trace element useful in the water heating for multiple times loss water of making tea, the water that keeps making tea; When brewing Longjing tea, select vacuum, the heat accumulation Double insulating electric kettle of the long-acting insulation construction of middle part water outlet band of 85 ℃ of series the most desirable; When brewing tippy tea, can select vacuum, the heat accumulation Double insulating electric kettle of the long-acting insulation construction of middle part water outlet band of 80 ℃, 82 ℃ or 84 ℃ series the most desirable; Rush coffee bubble coffee, when rushing milk powder or lotus root starch, can select as required 86~95 ℃ of vacuum, heat accumulation Double insulating electric kettles that wait the long-acting insulation construction of middle part water outlet band of series.
The operation principle of present embodiment is:
Energising is boiled after 100 ℃ with the water in the inner bag 12, the phase change heat storage layer 13 of solid state is after draw heat is warmed up to the phase transformation fusing point from 100 ℃ boiling water, by the solid state layer structure be melt into liquid condition and be full of inner bag and heat storage can between the space, heat just is housed in the liquid phase-change material, the bubble kung fu tea, Longjing tea or make coffee, rolling (opening) kettle during the milk powder can progressively discharge storage heat again, until the liquid phase-change material is transformed into solid state fully, becoming again solid-state process by solid-state-heat absorption liquefy-heat release, water temperature remains on required optimal temperature (being phase transformation temperature points) always.The storage heat is determined by the latent heat of phase change of phase-change material and the product of phase-change material amount.
One temperature control circuit is set in the kettle body, the water temperature in the kettle body inner bag 12 is controlled at 95 ℃, consist of the specialized teapot that brews kung fu tea.Because the sealed vacuum insulation construction that present embodiment adopts is brewing 95 ℃ of the required temperature of kung fu tea by temperature control circuit with the water-in-kettle temperature control, therefore, both can guarantee can not damage electric kettle, water quality also can never be contaminated.In addition, can design the energy-saving type heat-preserving insulating pot of Multiple Type with reference to present embodiment, the user can select according to actual needs, water temperature can be remained on always 95 ℃ of temperature of required optimum as during drinking kung fu tea, rolling (opening) kettle, the again heating water that needn't consume energy, not only energy-conservation but also can avoid with the water heating for multiple times of making tea contribute trace element useful in the dehydration, " fresh " of the water that keeps making tea; When brewing Longjing tea, can regulate temperature control circuit, make electric kettle consist of the energy-saving type heat-preserving electric kettle of 85 ℃ of series; When brewing tippy tea, the temperature control that can regulate temperature control circuit is that 80 ℃, 82 ℃ or 84 ℃ are the most desirable; Rush coffee bubble coffee, when rushing milk powder or lotus root starch, the temperature control that can regulate temperature control circuit is 86~95 ℃.
Heater is in to the inner bag heating, also thermal store is heated, when the water in being heated to inner bag seethes with excitement (100 ℃), the heater stopped heating, this moment, thermal store also was warming up to 100 ℃, because inner bag and boiling water drop in temperature wherein are very fast, so thermal store continues inner bag is heated by heat conduction tie point.Because because the characteristic of thermal store self-heat conserving, the heat energy of thermal store storage can only conduct tie point by heat and heat to inner bag, therefore, thermal store to inner bag and boiling water heating be slow and lasting, therefore with boiled after 100 ℃, water temperature remains on required optimal temperature (being phase transformation temperature points) always, the heating boiling water that needn't consume energy again, not only energy-conservation but also can avoid with the water heating for multiple times of making tea contribute trace element useful in the dehydration, " fresh " of the water that keeps making tea.
It is the stainless steel material of 0.2mm that inner bag 12 and shell 11 all adopt thickness.
Specific embodiment 2:
With reference to Fig. 3, the characteristics of present embodiment are:
Between the outer wall of sealed vacuum thermal insulation layer 15 and shell 11, form heat insulation cavity, in this heat insulation cavity, establish foam layer 14.Thereby greatly reduce the heat loss of sealed vacuum thermal insulation layer, the temperature remains within the normal range to make shell simultaneously.
All the other are with specific embodiment 1.
Specific embodiment 3:
The characteristics of present embodiment 3 are: the syndeton between kettle body 1 and the pot lid 2 is conventional electric hot water spring snap type syndeton, and namely the rear end of pot lid 2 and kettle body 1 are for rotary type is connected, and the front end of pot lid 2 is connected for the push type snap-on with kettle body 1.Other are identical with specific embodiment 1 to 3 arbitrary embodiment.
Specific embodiment 4
The characteristics of present embodiment 4 are: the utility model can also be made the heat-storage heat-preserving formula electric hot water Guo with long-acting thermal-insulating structure of top water outlet, be that described main body is the pot body of electric heating kettle, described lid is the pot cover of electric heating kettle, is provided with the delivery port that is communicated with the inner chamber of pot body inner bag at the pot body; Be provided with proboscis at water outlet, and be provided with capping at proboscis, proboscis is covered fully, the pot body is provided with carrying handle.Between pot body and inner bag, form closed phase change heat storage layer, between pot body and closed phase change heat storage layer, form the sealed vacuum thermal insulation layer.Remaining insulation construction is identical with specific embodiment 1 to 3 with the long-acting thermal-insulating principle.
Other embodiment:
The shape of described shell 11 can be square, polygonal cylindricality, cydariform or other shapes.The phase transformation fusing point of described phase change heat storage layer 13 is 80 ℃, 82 ℃, 83 ℃, 85 ℃, 86 ℃, 88 ℃, 90 ℃, 92 ℃ or 94 ℃.
The thin stainless steel material of kettle body and function of kettle is made, and shape has truncated cone, also can make other polygonal columns, drum type or other shapes.The water holding volume of kettle has 0.48~1.96L plurality of specifications.
The above; it only is the better specific embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the scope that the utility model discloses; be equal to replacement or change according to the technical solution of the utility model and utility model design thereof, all belonged to protection domain of the present utility model.

Claims (9)

1. the vacuum of the long-acting insulation construction of middle part water outlet band, heat accumulation Double insulating electric kettle comprise kettle body (1) and pot lid (2), it is characterized in that:
Described kettle body (1) comprises shell (11) and is arranged at the inner bag (12) of enclosure, be provided with electric heater (3) in the bottom of kettle body (1), the heater of electric heater (3) and inner bag (12) close contact, between shell (11) and inner bag (12), be provided with closed cavity, in described closed cavity, fill up phase change heat-storing material, between shell (11) and inner bag (12), form closed phase change heat storage layer (13); The phase transformation fusing point of described closed phase change heat storage layer (13) is 80~95 ℃;
Be provided with closed cavity between shell (11) and the closed phase change heat storage layer (13) or between closed phase change heat storage layer (13) and inner bag (12), by described closed cavity is vacuumized, forming sealed vacuum thermal insulation layer (15) between shell (11) and the closed phase change heat storage layer (13) or between closed phase change heat storage layer (13) and inner bag (12); Consist of 80 ℃~95 ℃ vacuum, heat storage type structure by inner bag (12), closed phase change heat storage layer (13) and sealed vacuum thermal insulation layer (15);
Electric heater (3) comprises heater (3-1) and thermal store (3-2), the heater (3-1) of electric heater (3) and inner bag (12) close contact, thermal store (3-2) be looped around heater (3-1) around, thermal store (3-2) is connected with heater (3-1) by some connectors (3-3), form the dispersion shape syndeton, in section connecting element (3-3), be provided with heat conduction tie point (3-4), closely be connected with inner bag (12) by described heat conduction tie point (3-4), both form the point-like syndeton to make thermal store (3-2) and inner bag (12);
Be provided with the delivery port (16) that is communicated with the inner chamber of inner bag (12) in the middle and upper part of described kettle body (1), locate to be provided with long Hu Zui (17) at delivery port (16), and be provided with capping (18) at long Hu Zui (17), long Hu Zui (17) is covered fully.
2. according to vacuum, the heat accumulation Double insulating electric kettle of the long-acting insulation construction of water outlet band in middle part claimed in claim 1, it is characterized in that: thermal store (3-2) is connected, forms the dispersion shape syndeton by six connectors (3-3) with heater (3-1), respectively be provided with therein a heat conduction tie point (3-4) in three connectors (3-3), closely be connected with inner bag (12) by described heat conduction tie point (3-4), both form the point-like syndeton to make thermal store (3-2) and inner bag (12).
3. the vacuum of the long-acting insulation construction of water outlet band in middle part according to claim 1 and 2, heat accumulation Double insulating electric kettle, it is characterized in that: the phase transformation fusing point of phase change heat storage layer (13) is 80 ℃, 82 ℃, 83 ℃, 85 ℃, 86 ℃, 88 ℃, 90 ℃, 92 ℃ or 95 ℃.
4. the according to claim 1 and 2 vacuum of the long-acting insulation construction of described middle part water outlet band, heat accumulation Double insulating electric kettle, it is characterized in that: a temperature control circuit is set in the kettle body, the water temperature in the kettle body inner bag (12) is controlled at 80 ℃, 82 ℃, 83 ℃, 85 ℃, 86 ℃, 88 ℃, 90 ℃, 92 ℃ or 95 ℃.
5. the vacuum of the long-acting insulation construction of water outlet band in middle part according to claim 3, heat accumulation Double insulating electric kettle, it is characterized in that: between the outer wall of sealed vacuum thermal insulation layer (15) and shell (11) inwall, heat insulation cavity is set, in this heat insulation cavity, establishes foam layer (14).
6. the vacuum of the long-acting insulation construction of water outlet band in middle part according to claim 1 and 2, heat accumulation Double insulating electric kettle, it is characterized in that: kettle body (1) is connected with pot lid (2) by screw thread; Inner bag (12) opening part in kettle body (1) is provided with internal thread, is provided with external screw thread in the lower end of pot lid (2); On pot lid (2), also be provided with O RunddichtringO (24).
7. the vacuum of the long-acting insulation construction of water outlet band in middle part according to claim 1 and 2, heat accumulation Double insulating electric kettle is characterized in that: described kettle body (1) be shaped as truncated cone, square, polygonal cylindricality or cydariform.
8. the vacuum of the long-acting insulation construction of water outlet band in middle part according to claim 1 and 2, heat accumulation Double insulating electric kettle, it is characterized in that: the sidewall at described shell (11) is provided with handle (25).
9. the vacuum of the long-acting insulation construction of water outlet band in middle part according to claim 1 and 2, heat accumulation Double insulating electric kettle, it is characterized in that: the syndeton between kettle body (1) and the pot lid (2) be rear end and the kettle body (1) of pot lid (2) for rotary type is connected, the front end of pot lid (2) is connected for the push type snap-on with kettle body (1).
CN 201220367021 2012-07-26 2012-07-26 Vacuum and heat storage double-insulating electric kettle provided with long-term insulating structure and capable of discharging water from middle part Expired - Lifetime CN202681639U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220367021 CN202681639U (en) 2012-07-26 2012-07-26 Vacuum and heat storage double-insulating electric kettle provided with long-term insulating structure and capable of discharging water from middle part

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220367021 CN202681639U (en) 2012-07-26 2012-07-26 Vacuum and heat storage double-insulating electric kettle provided with long-term insulating structure and capable of discharging water from middle part

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Publication Number Publication Date
CN202681639U true CN202681639U (en) 2013-01-23

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CN 201220367021 Expired - Lifetime CN202681639U (en) 2012-07-26 2012-07-26 Vacuum and heat storage double-insulating electric kettle provided with long-term insulating structure and capable of discharging water from middle part

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105380519A (en) * 2015-12-06 2016-03-09 白明军 Vacuum electric heating vessel with heat accumulation material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105380519A (en) * 2015-12-06 2016-03-09 白明军 Vacuum electric heating vessel with heat accumulation material

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