CN102772134A - Heat-accumulation thermal-insulation electric kettle - Google Patents
Heat-accumulation thermal-insulation electric kettle Download PDFInfo
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- CN102772134A CN102772134A CN2012102564565A CN201210256456A CN102772134A CN 102772134 A CN102772134 A CN 102772134A CN 2012102564565 A CN2012102564565 A CN 2012102564565A CN 201210256456 A CN201210256456 A CN 201210256456A CN 102772134 A CN102772134 A CN 102772134A
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Abstract
The invention relates to a heat-accumulation thermal-insulation electric kettle which comprises a kettle body (1) and a kettle cover (2). The heat-accumulation thermal-insulation electric kettle is characterized in that the kettle body (1) comprises an outer casing (11) and a liner (12) arranged inside the outer casing (11), an electric heater (3) is arranged at the bottom of the kettle body (1), a heating element of the electric heater (3) is in close contact with the liner (12), a closed cavity is arranged between the outer casing (11) and the liner (12), a phase change heat-accumulation material is filled in the closed cavity, and a closed phase change heat-accumulation layer (13) is formed between the outer casing (11) and the liner (12). The phase change melting point of the closed phase change heat-accumulation layer (13) is 80-95DEG C, and a 80-95DEG C heat-accumulation thermal-insulation structure is formed by the liner (12) and the closed phase change heat-accumulation layer (13). The heat-accumulation thermal-insulation electric kettle keeps water temperature to be needed and appropriate temperature for a long time, can meet boiling water temperature requirements of high-level tea such as kungfu tea, longjing tea and tippy tea, can also meet boiling water temperature requirements of coffee making, milk powder making, lotus root starch or common tea.
Description
Technical field
The present invention relates to a kind of heat-storage heat-preserving formula electric kettle, and this electric kettle can boiling water and water temperature remained on required preference temperature for a long time, is useful in the occasion that water temperature is remained on 80 ℃～95 ℃.Belong to the daily living article technical field
Background technology
At present, electric heater is the common tool of people's daily life, and electric water heater receives people's welcome because its to boil water fast, smokeless and odorless have characteristics such as environmental protection.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 high-grade tea such as Dragon Well tea, high-quality green tea, normally 80～85 ℃ of boiling water optimums; Make coffee or, normally require the boiling water more than 85 ℃ towards milk powder, lotus root starch etc.; And when drinking kung fu tea, need water temperature to keep about 95 ℃ in about 20 minutes always, again should not repeated heating, boil and change " fresh " of water.But electric heater of the prior art does not have heat insulation function mostly, perhaps, though have certain heat insulation function, has the shortcoming of unreasonable structure, heat insulation effect difference, therefore, can not satisfy the daily life needs.And traditional device that is used for the boiling water insulation; Like 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, has any one impaired its insulation effect just obviously to descend; Roll (opening) coolant-temperature gage and also reduce fast, the glass inner flask is easy to breakage again.Therefore, these thermos flasks can not satisfy people's the needs of making tea, infuse coffee, brewing milk powder, lotus root starch or bubble kung fu tea equally.
Summary of the invention
The object of the invention; Be in order to address the above problem; A kind of heat storage type thermal-insulation electric heating kettle is provided, and to 100 ℃ boiling water, this electric kettle can remain on required optimal temperature with water temperature to the water in the kettle for a long time through boiled; Can satisfy the boiling water temperature requirement of high tealeaves such as Longjing tea, tippy tea, can satisfy again make coffee, the boiling water temperature requirement during towards milk powder, lotus root starch or ordinary tea leaves.
The object of the invention can reach through following measure:
A kind of heat-storage heat-preserving formula electric kettle; Comprise kettle body and pot lid, its design feature is: said kettle body comprises shell and the inner bag that is arranged at enclosure, is provided with electric heater in the bottom of kettle body; The heater of electric heater closely contacts with inner bag; Between shell and inner bag, be provided with closed cavity, in said 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 said closed phase change heat storage layer is 80～95 ℃, constitutes 80 ℃～95 ℃ heat storage type insulation constructions by inner bag and closed phase change heat storage layer.
The object of the invention can also reach through following measure:
A kind of Technological improvement plan of the present invention is: the phase transformation fusing point of said 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 invention is: form heat insulation cavity between hot tank wall of said storage and the shell, in heat insulation cavity, establish foam layer.Thereby the heat that significantly reduces storage heat jar scatters and disappears, the temperature remains within the normal range to make shell simultaneously.
A kind of Technological improvement plan of the present invention is: said pot lid is provided with the water filling port that is communicated with the inner chamber of inner bag; The sidewall that is positioned at the water filling port left side on the pot lid stretches out, forms Hu Zui, and corresponding with it, the roof that is positioned at the water filling port right side on the pot lid is provided with the hasp plug; Said hasp plug hasp is covered water filling port on Hu Zui fully.Not only much cleaner, heat insulation effect is also better.
A kind of Technological improvement plan of the present invention is: between kettle body and the pot lid through being threaded; 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 invention is: said shell be shaped as truncated cone, square, polygonal cylindricality or cydariform.
A kind of Technological improvement plan of the present invention is: the sidewall of said shell is provided with handle.
The invention has the beneficial effects as follows:
1, the present invention is owing to be provided with closed phase change heat storage layer, 80 ℃～95 ℃ heat storage type insulation constructions of formation; 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 beneficial trace elements in the dehydration, " fresh " of the water that keeps making tea.
2, owing in the improvement technical scheme of the present invention, form heat insulation cavity between hot tank wall of said storage and the shell, in heat insulation cavity, establish foam layer.Thereby the heat that significantly reduces storage heat jar scatters and disappears, and strengthens the heat insulation effect of kettle body when the temperature remains within the normal range at shell.
3, because in the improvement technical scheme of the present invention, said pot lid is provided with the water filling port that is communicated with the inner chamber of inner bag; The sidewall that is positioned at the water filling port left side on the pot lid stretches out, forms Hu Zui, and corresponding with it, the roof that is positioned at the water filling port right side on the pot lid is provided with the hasp plug; Said hasp plug hasp is covered water filling port on Hu Zui fully.Not only much cleaner, heat insulation effect is also better.
4, the phase transformation fusing point of phase change heat-storing material used in the present invention is 80 ℃～95 ℃; Can design the energy-saving thermal-insulation electric heating kettle of multiple model; The user can select according to actual needs, as when brewing Longjing tea, selects the energy-saving thermal-insulation electric heating kettle of 95 ℃ of series for use; 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 for use; During towards coffee bubble coffee, towards milk powder or lotus root starch, can select 80～95 ℃ of thermal-insulation electric heating kettles that wait series as required for use.
Description of drawings
Fig. 1 is the structural representation of the specific embodiment of the invention 1.
Fig. 2 is the structural representation of the specific embodiment of the invention 2.
Fig. 3 is the structural representation of the specific embodiment of the invention 3.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is made further detailed description:
Specific embodiment 1:
With reference to Fig. 1; Present embodiment comprises kettle body 1 and pot lid 2, and said kettle body 1 comprises shell 11 and the inner bag 12 that is arranged at enclosure, is provided with electric heater 3 in the bottom of kettle body 1; The heater of electric heater 3 closely contacts with inner bag 12; Between shell 11 and inner bag 12, be provided with closed cavity, in said 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 said closed phase change heat storage layer 13 is 80～95 ℃, constitutes 80 ℃～95 ℃ heat storage type insulation constructions by inner bag 12 and closed phase change heat storage layer 13.
Said pot lid 2 is provided with the water filling port 21 that is communicated with the inner chamber of inner bag 12; The sidewall that is positioned at water filling port 21 left sides on the pot lid 2 stretches out, forms kettle mouth 22, and corresponding with it, the roof that is positioned at water filling port 21 right sides on the pot lid 2 is provided with hasp plug 23; Said hasp plug 23 hasps are covered water filling port 21 on kettle mouth 22 fully.Not only much cleaner, heat insulation effect is also better.
Between kettle body 1 and the pot lid 2 through being threaded; 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.Said shell 11 be shaped as truncated cone.
In the present embodiment: the phase transformation fusing point of phase change heat storage layer 13 is 95 ℃, constitutes the special-purpose teapot that brews kung fu tea.It is the stainless steel material of 0.2mm that inner bag 12 all adopts thickness with shell 11.
In the practical application, be provided with power supply base, be provided with the power supply connector that connects with electric heater 3 in the power supply base in the bottom of kettle body.
Because the composite phase-change heat-storing material that present embodiment adopts is that chemical stability is good, latent heat of phase change big, did not have 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.
Can design the joint heat-storage heat-preserving formula electric kettle of multiple model with reference to present embodiment; The user can select according to actual needs; Can water temperature be remained on 95 ℃ of temperature of required optimum always as during drinking kung fu tea, rolling (opening) kettle; Needn't consume energy adds hot water again, not only energy-conservation but also can avoid with the water heating for multiple times of making tea contribute beneficial trace elements in the dehydration, " fresh " of the water that keeps making tea; When brewing Longjing tea, select for use the heat-storage heat-preserving formula electric kettle of 85 ℃ of series the most desirable; When brewing tippy tea, can select for use the energy-saving insulation kettle that can select 80 ℃, 82 ℃ or 84 ℃ series for use the most desirable; During towards coffee bubble coffee, towards milk powder or lotus root starch, can select 86～95 ℃ of heat-storage heat-preserving formula electric kettles that wait series as required for use.
The operation principle of present embodiment is:
With reference to Fig. 1; 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; Bubble kung fu tea, Longjing tea or make coffee, roll during the milk powder (opening) kettle and can will store heat and progressively discharge again; Be transformed into solid state fully up to the liquid phase-change material, becoming solid-state process again 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 by the latent heat of phase change of phase-change material and the product decision of phase-change material amount.
The described heat-storage heat-preserving formula of present embodiment electric kettle can adopt following specifications and models:
The heat-storage heat-preserving formula electric kettle size table that table one is not with handles
Specific embodiment 2:
With reference to Fig. 2, the characteristics of present embodiment are: between the outer wall of phase change heat storage layer 13 and shell 11, form heat insulation cavity, in this heat insulation cavity, establish foam layer 14.Thereby the heat that significantly reduces storage heat jar scatters and disappears, the temperature remains within the normal range to make shell simultaneously.
All the other are with specific embodiment 1.
Specific embodiment 3:
With reference to Fig. 3, the characteristics of present embodiment are: on the sidewall of said shell 11, be provided with handle 25.Other are identical with specific embodiment 2.
The described heat-storage heat-preserving formula of present embodiment electric kettle can adopt following specifications and models:
The heat-storage heat-preserving formula electric kettle size table that table two is with handles
Specific embodiment 4:
The characteristics of present embodiment 4 are: the syndeton between kettle body 1 and the pot lid 2 is conventional electric hot water spring snap type syndeton, and promptly 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.
Other embodiment:
The shape of said shell 11 can be square, polygonal cylindricality, cydariform or other shapes.The phase transformation fusing point of said phase change heat storage layer 13 is 80 ℃, 82 ℃, 83 ℃, 85 ℃, 86 ℃, 88 ℃, 90 ℃, 92 ℃ or 94 ℃.
The thin stainless steel material of the kettle body and function of kettle is processed, 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 present invention charges into the composite phase-change heat-storing material in the cavity between wall and the storage heat jar outside the tank, constitutes composite phase-change storage thermosphere; The composite phase-change heat-storing material that charges in the cavity is that chemical stability is good, latent heat of phase change big, did not have cold-peace phenomenon of phase separation, nontoxic, non-corrosive material, and guaranteeing not damage kettle, water quality also can never be contaminated.
The above; Be merely the preferable specific embodiment of the present invention; But protection scope of the present invention is not limited thereto; Any technical staff who is familiar with the present technique field is equal to replacement or change according to technical scheme of the present invention and inventive concept thereof in the scope that the present invention discloses, all belong to protection scope of the present invention.
Claims (7)
1. heat-storage heat-preserving formula electric kettle; Comprise kettle body (1) and pot lid (2); It is characterized in that: said 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) closely contacts with inner bag (12), between shell (11) and inner bag (12), is provided with closed cavity; In said 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 said closed phase change heat storage layer (13) is 80～95 ℃, constitutes 80 ℃～95 ℃ heat storage type insulation constructions by inner bag (12) and closed phase change heat storage layer (13).
2. a kind of heat-storage heat-preserving formula electric kettle according to claim 1 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 ℃.
3. a kind of heat-storage heat-preserving formula electric kettle according to claim 1 is characterized in that: between the outer wall of phase change heat storage layer (13) and shell (11) inwall, heat insulation cavity is set, in this heat insulation cavity, establishes foam layer (14).
4. a kind of heat-storage heat-preserving formula electric kettle according to claim 1 is characterized in that: said pot lid (2) is provided with the water filling port (21) that is communicated with the inner chamber of inner bag (12); The sidewall that is positioned at water filling port (21) left side on the pot lid (2) stretches out, forms Hu Zui (22); On the roof that is positioned at water filling port (21) right side on the pot lid (2), be provided with hasp plug (23); Said hasp plug (23) hasp is covered water filling port (21) on Hu Zui (22) fully.
5. a kind of heat-storage heat-preserving formula electric kettle according to claim 1 is characterized in that: kettle body (1) is connected with pot lid (2) through 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).
6. a kind of heat-storage heat-preserving formula electric kettle according to claim 1 is characterized in that: said kettle body (1) be shaped as truncated cone, square, polygonal cylindricality or cydariform.
7. a kind of heat-storage heat-preserving formula electric kettle according to claim 1 is characterized in that: on the sidewall of said shell (11), be provided with handle (25).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012102564565A CN102772134A (en) | 2012-07-23 | 2012-07-23 | Heat-accumulation thermal-insulation electric kettle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012102564565A CN102772134A (en) | 2012-07-23 | 2012-07-23 | Heat-accumulation thermal-insulation electric kettle |
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| CN102772134A true CN102772134A (en) | 2012-11-14 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102920328A (en) * | 2012-11-27 | 2013-02-13 | 广州市粤首实业有限公司 | Heat storing insulation electric kettle of long-acting automatic insulation structure |
| CN102920327A (en) * | 2012-11-27 | 2013-02-13 | 广东粤首新科技有限公司 | Heat storing automatic insulation electric kettle |
| CN102973143A (en) * | 2012-12-03 | 2013-03-20 | 余鸿 | Vacuum and heat-storing dual automatic heat preservation type dry heating-resistant electric kettle |
| CN102973144A (en) * | 2012-12-03 | 2013-03-20 | 余鸿 | Heat-storage heat insulation type dry burning prevention electric kettle with long-acting automatic heat insulation structure |
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| CN102973143A (en) * | 2012-12-03 | 2013-03-20 | 余鸿 | Vacuum and heat-storing dual automatic heat preservation type dry heating-resistant electric kettle |
| CN102973144A (en) * | 2012-12-03 | 2013-03-20 | 余鸿 | Heat-storage heat insulation type dry burning prevention electric kettle with long-acting automatic heat insulation structure |
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Application publication date: 20121114 |