CN207095036U - Inner bag and liquid heater - Google Patents
Inner bag and liquid heater Download PDFInfo
- Publication number
- CN207095036U CN207095036U CN201721097982.6U CN201721097982U CN207095036U CN 207095036 U CN207095036 U CN 207095036U CN 201721097982 U CN201721097982 U CN 201721097982U CN 207095036 U CN207095036 U CN 207095036U
- Authority
- CN
- China
- Prior art keywords
- inner bag
- noise reduction
- reduction layer
- bottom wall
- hydrophobic coating
- Prior art date
- 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.)
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- 239000007788 liquid Substances 0.000 title claims abstract description 44
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 238000000576 coating method Methods 0.000 claims description 52
- 239000011248 coating agent Substances 0.000 claims description 47
- 230000002209 hydrophobic effect Effects 0.000 claims description 35
- 230000003746 surface roughness Effects 0.000 claims description 7
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 6
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052731 fluorine Inorganic materials 0.000 claims description 6
- 239000011737 fluorine Substances 0.000 claims description 6
- 229920002530 polyetherether ketone Polymers 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- JJWKPURADFRFRB-UHFFFAOYSA-N carbonyl sulfide Chemical compound O=C=S JJWKPURADFRFRB-UHFFFAOYSA-N 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000005273 aeration Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Cookers (AREA)
Abstract
The utility model discloses a kind of inner bag and liquid heater, wherein, the inner surface of the bottom wall of the inner bag and at least sidewall bottom is provided with noise reduction layer, and the noise reduction layer is delaying bubble to depart from the speed of the inner bag inner surface.In liquid heater provided by the utility model, pass through the inner surface setting noise reduction layer in the bottom wall and side wall, delay bubble to depart from the speed of the inner bag inner surface, so as to noise caused by reducing the liquid heater heating, improve the Consumer's Experience of product.
Description
Technical field
Living electric apparatus technical field is the utility model is related to, more particularly to a kind of inner bag and liquid heater.
Background technology
Liquid heater in the market, such as electric kettle, reach certain temperature (such as 40 degree) just in temperature of heating up water
It can start to produce substantial amounts of noise, and heating-up temperature is higher, and caused noise is bigger so that Consumer's Experience is very poor.
Utility model content
Main purpose of the present utility model is to propose a kind of inner bag and liquid heater, it is intended to solves existing liquid and adds
The problem of noise is big during hot device is heated up water.
To achieve the above object, the utility model proposes inner bag, the bottom wall of the inner bag and at least sidewall bottom it is interior
Surface is provided with noise reduction layer, and the noise reduction layer is delaying bubble to depart from the speed of the inner bag inner surface.
Preferably, the noise reduction layer is hydrophobic coating.
Preferably, the contact angle of the hydrophobic coating is θ, and 90 ° of 120 ° of ＜ θ ＜.
Preferably, the hydrophobic coating is fluorine coating, silicon coating or PEEK coatings.
Preferably, the thickness of the hydrophobic coating is d, and 10 μm≤d≤200 μm.
Preferably, the hydrophobic coating is fluorine coating or silicon coating, and 10 μm≤d≤50 μm.
Preferably, the hydrophobic coating is PEEK coatings, and 100 μm≤d≤200 μm.
Preferably, the bottom wall and the inner surface of side wall through laser or micro-nano working process to form the noise reduction layer.
Preferably, the surface roughness of the noise reduction layer is a, and 0.5 μm≤a≤5 μm.
Preferably, 1 μm≤a≤3 μm.
Preferably, the surface of the noise reduction layer is formed with circular or polygon pattern.
Preferably, the inner bag includes bottom wall and tubular side wall, and the periphery of the bottom wall is provided with to be prolonged axially upward
The ring-type flange or the periphery of the side wall lower ends stretched are provided with radially inwardly extending ring-type flange, the side wall with it is described
Bottom wall is welded to connect.
The utility model also provides a kind of liquid heater, including inner bag, at least bottom wall of the inner bag and sidewall bottom
Inner surface be provided with noise reduction layer, the noise reduction layer is delaying bubble to depart from the speed of the inner bag inner surface.
Preferably, the heater of the bottom wall in addition to located at the inner bag, the heater are heat-generating pipe, electromagnetic wire
Enclose disk or infrared heater.
In technical scheme provided by the utility model, the liquid heater includes inner bag, the bottom wall of the inner bag and side
The inner surface of wall bottom is provided with noise reduction layer, and the noise reduction layer can delay the speed of the bubble disengaging noise reduction layer.The utility model
Inventor research process find, liquid heater is during heating up water, the bottom with the inner bag of heater relative position
Wall can produce substantial amounts of minute bubbles, and minute bubbles can depart from the bottom wall of inner bag rapidly after producing, contained energy comparison in minute bubbles
It is few, it will be ruptured rising some height because the water relatively low by liner at the bottom temperature absorbs most of heat.This practicality
New patent passes through the noise reduction layer of bottom wall and side wall inner surfaces energy of attachment the reduction bubble second cosmic velocity in inner bag, such minute bubbles
Can as far as possible be grown up before inner bag bottom wall is departed from, air pocket aggregated into the minute bubbles with periphery, due to air pocket will on
Rise longer height just to rupture, the energy that it is drawn by surrounding liquid is also more, and the noise sent during rupture accordingly is also small.And then
Inhibit sound caused by bubble implosion, eventually reduce liquid heater heating caused by noise, improve product
Consumer's Experience, also, the inner surface of the sidewall bottom of at least described inner bag simultaneously be provided with noise reduction layer, add noise reduction layer and gas
The contact area of bubble, the speed that more minute bubbles depart from from the liner at the bottom will be delayed, thus be advantageous to polymerization more
More minute bubbles, increase the noise reduction of the liquid heater, while also avoid the bottom wall from polymerizeing excessive aeration
The heat transfer of the liner at the bottom.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the dimensional structure diagram of an embodiment of liquid heater provided by the utility model；
Fig. 2 is the dimensional structure diagram of an embodiment of inner bag provided by the utility model；
Fig. 3 is the assembling schematic diagram of the inner bag and heater in Fig. 2；
Fig. 4 is the close-up schematic view at A in Fig. 3.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 100 | Liquid heater | 4 | Cover piece |
| 1 | Inner bag | 5 | Uncap button |
| 11 | Bottom wall | 6 | Handle |
| 12 | Side wall | 7 | Switch |
| 13 | Ring-type flange | 8 | Base |
| 2 | Noise reduction layer | 9 | Shell |
| 3 | Heater |
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belong to the scope of the utility model protection.
If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction be only used for explain it is relative between each part under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.
If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment
Two " etc. description is only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning
The quantity of the technical characteristic shown.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one
Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, and this technical side is will be understood that when the combination appearance of technical scheme is conflicting or can not realize
The combination of case is not present, also not within the protection domain of the requires of the utility model.
The utility model proposes a kind of liquid heater, Fig. 1 is an implementation of liquid heater provided by the utility model
Example, the liquid heater include inner bag, and Fig. 2 to Fig. 4 is an embodiment of inner bag provided by the utility model.
Fig. 2 to Fig. 4 is referred to, the bottom wall 11 of the inner bag 1 and at least inner surface of the bottom of side wall 12 are provided with noise reduction layer 2,
The noise reduction layer 2 is delaying bubble to depart from the speed of the inner surface of inner bag 1.
Liquid heater 100 can be electric kettle or coffee pot etc., will be introduced below by taking electric kettle as an example, with
Lower liquid heater 100 is electric kettle, and the concrete structure of the other parts of liquid heater 100 forms does not do specific limit at this
System, as long as there is the liquid heater of said structure, belong to the protection domain of liquid heater 100 provided by the utility model
Interior, liquid heater 100 can be double-deck kettle body structure, as including inner bag and shell, can also individual layer kettle body structure, be
Inner bag is only included, specifically, referring to Fig. 1, in the present embodiment, liquid heater 100 includes cover piece 4, uncap button 5, hand
In shell 9, general heater 3 is provided at inner bag 1 for handle 6, switch 7, base 8 and shell 9, inner bag 1 and heater 3
Bottom wall 11, the heater 3 can be heat-generating pipe, electromagnetic coil disk or infrared heater, and in the present embodiment,
In order to allow the bottom of inner bag 1 to be heated evenly, heater 3 is to be connected by metal heat-conducting plate with the Base Heat of inner bag 1, one
As the material of metal heat-conducting plate be aluminium.
In technical scheme provided by the utility model, the liquid heater 100 includes inner bag 1, the bottom wall of the inner bag 1
11 and the inner surface of the bottom of side wall 12 be provided with noise reduction layer 2, the noise reduction layer 2 can delay bubble to depart from the speed of the noise reduction layer 2.
Inventor of the present utility model has found that liquid heater 100 is relative with heater 3 during heating up water in research process
The bottom wall 11 of the inner bag 1 of position can produce substantial amounts of minute bubbles, and minute bubbles can depart from the bottom wall 11 of inner bag 1 rapidly after producing, small
Contained energy ratio is less in bubble, will be most of because being absorbed by the relatively low water of the bottom temp of inner bag 1 rising some height
Heat and rupture.The utility model patent reduces bubble by the bottom wall 11 and the inner surface energy of attachment of side wall 12 in inner bag 1
The noise reduction layer 2 of second cosmic velocity, such minute bubbles depart from inner bag 1 bottom wall 11 before can grow up as far as possible, with periphery
Minute bubbles aggregate into air pocket, are just ruptured because air pocket will rise longer height, and it is also got over by the energy that surrounding liquid is drawn
More, the noise sent accordingly during rupture is also small.And then sound caused by bubble implosion is inhibited, eventually reduce the liquid
Heater 100 heats caused noise, improves the Consumer's Experience of product, also, the bottom of side wall 12 of at least described inner bag 1
Inner surface be provided with noise reduction layer 2 simultaneously, add the contact area of noise reduction layer 2 and bubble, more minute bubbles are from the inner bag 1
The speed that bottom departs from will be delayed, thus be advantageous to polymerize more minute bubbles, increase the drop of the liquid heater 100
Make an uproar effect, while also avoid the bottom wall 11 from polymerizeing excessive bubble, influence the heat transfer of the bottom of inner bag 1.
Specifically, delay bubble to depart from the speed of the inner surface of inner bag 1 by the setting of noise reduction layer 2, to reach this
The set-up mode of the noise reduction layer 2 of technique effect has a variety of, for example, referring to Fig. 4, noise reduction layer 2 is hydrophobic coating, hydrophobicity applies
It is rugged on layer surface is microcosmic, the surface energy of hydrophobic coating is relatively low, so as to delay bubble to depart from the inner bag 1
The speed on surface.
Caused noise when further, in order to preferably reduce the heating of liquid heater 100, it is necessary to allow its bubble to be not easy
Depart from from the surface of hydrophobic coating, in the present embodiment, the contact angle of hydrophobic coating is θ, and 90 ° of 120 ° of ＜ θ ＜, such as
This, the scope of the contact angle by limiting hydrophobic coating, not only avoid contact angle it is too small when, bubble easily depart from liquid heating
The bottom of device 100, cause not having good noise reduction, moreover, it is excessive to it also avoid contact angle, bubble is difficult to depart from,
The congregate of liquid heater 100, the generation of film boiling is easily caused, is steamed so as to be formed in the bottom of liquid heater 100
Steam cushion, it is unfavorable for the bottom thermal transfer effect of liquid heater 100.
Consider the practical service environment and manufacturing cost of hydrophobic coating, in the present embodiment, hydrophobic coating
For fluorine coating, silicon coating or PEEK coatings, it is arranged such, hydrophobic coating has excellent high and low temperature resistance, chemical property
Stable and non-stick, and it is nontoxic, make incrustation scale be not easy to assemble, meet the requirement of food utensil, improve the reliability of product.
Hydrophobic coating not only plays the effect of noise reduction, actually hydrophobic coating in the bottom of liquid heater 100 also
Play a part of heat transfer, therefore in order to ensure the heat transfer of hydrophobic coating and noise reduction, referring to Fig. 4, in the present embodiment,
The thickness of hydrophobic coating is d, and 10 μm≤d≤200 μm, is arranged such, ensure that the good drop of hydrophobic coating
On the premise of making an uproar with heat transfer property, it is thus also avoided that hydrophobic coating is blocked up, causes hydrophobic coating heat transfer efficiency slow, caducous
Problem, the spillage of material of hydrophobic coating is decreased, reduce the production cost of product.
Further, according to the difference of the material of hydrophobic coating, various performance parameters all can difference, therefore cause difference
The thickness that the hydrophobic coating needs of material are set is also different, and when hydrophobic coating is fluorine coating or silicon coating, hydrophobicity applies
The thickness of layer is between d is 10 μm to 50 μm；When hydrophobic coating is PEEK coatings, the thickness of hydrophobic coating
Between being 100 μm to 200 μm for d, it is arranged such, hydrophobic coating can be made to reach higher cost performance.
The set-up mode of noise reduction layer 2 can also be in bottom wall 11 and side wall 12 in addition to above-mentioned hydrophobic coating
Inner surface is through laser or micro-nano working process to form noise reduction layer 2, the bottom wall 11 of liquid heater 100 and the interior table of side wall 12
After laser or micro-nano working process, surface roughness will change in face, form the structure of surface irregularity, not only may be used
To increase the structural strength of bottom wall 11 and side wall 12, the reliability of product, also, the surface energy of rough structure are improved
It is relatively low, so as to delay bubble to depart from the speed of the inner surface of inner bag 1.
Specifically, the noise reduction that the surface roughness of the noise reduction layer 2 formed through laser or micro-nano working process directly affects
The noise reduction of layer 2, when the surface roughness of noise reduction layer 2 is a, and during 0.5 μm≤a≤5 μm, it is not only advantageous to liquid heater
The polymerization of 100 bottom bubble, moreover it is possible to avoid the surface roughness of noise reduction layer 2 excessive, on the contrary because noise reduction layer 2 surface obstruction
It is unfavorable for the polymerization of bubble, and also allows for the incrustation scale cleaned in bottom wall 11 and side wall 12, improves Consumer's Experience.
Further, when the surface roughness of noise reduction layer 2 is between 0.5 μm to 5 μm, the noise reduction of noise reduction layer 2 is ensured
Be readily cleaned, combination property is preferable.
In order to ensure the attractive in appearance of liquid heater 100, the Consumer's Experience of product is improved, the surface of noise reduction layer 2 is formed with circle
Shape or polygon pattern, are arranged such, and circular or polygon pattern had both improved the heat transfer around bottom wall 11 and the middle part of side wall 12
With the effect for influenceing liquid convection, bottom wall 11 and the aesthetic property of side wall 12, also, general circular or polygon pattern are also improved
Provided with multiple, and in being arranged concentrically so that the generation and polymerization of bubble become more uniformly, so that the effect of the noise reduction of noise reduction layer 2
Fruit is more preferable.
It is unremitting while be arranged on the bottom wall 11 of inner bag 1 and the inner surface of side wall 12, inner bag 1 for the ease of noise reduction layer 2
Preferably seamless inner bag.Seamless inner bag is by two kinds of implementations：One kind is that inner bag 1 includes bottom wall 11 and tubular side wall 12,
The periphery of bottom wall 11 is provided with the ring-type flange 13 that extends axially upward, by after side wall 12 and the butt welding of bottom wall 11 in bottom wall 11 and
The junction of side wall 12 polishes；Another kind is that inner bag 1 includes bottom wall 11 and tubular side wall 12, and the periphery of the lower end of side wall 12 is provided with
Radially inwardly extending ring-type flange 12, polished after side wall 12 and bottom wall 11 are welded in bottom wall 11 and the junction of side wall 12
Formed.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure change under inventive concept of the present utility model, made using the utility model specification and accompanying drawing content
Change, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.
Claims (14)
1. a kind of inner bag, it is characterised in that the inner surface of the bottom wall of the inner bag and at least sidewall bottom is provided with noise reduction layer, described
Noise reduction layer is delaying bubble to depart from the speed of the inner bag inner surface.
2. inner bag as claimed in claim 1, it is characterised in that the noise reduction layer is hydrophobic coating.
3. inner bag as claimed in claim 2, it is characterised in that the contact angle of the hydrophobic coating is θ, and 90 ° of ＜ θ ＜
120°。
4. inner bag as claimed in claim 2, it is characterised in that the hydrophobic coating is that fluorine coating, silicon coating or PEEK are applied
Layer.
5. inner bag as claimed in claim 2, it is characterised in that the thickness of the hydrophobic coating is d, and 10 μm≤d
≤200μm。
6. inner bag as claimed in claim 5, it is characterised in that the hydrophobic coating is fluorine coating or silicon coating, and 10 μm
≤d≤50μm。
7. inner bag as claimed in claim 5, it is characterised in that the hydrophobic coating is PEEK coatings, and 100 μm≤d≤
200μm。
8. inner bag as claimed in claim 1, it is characterised in that the bottom wall and the inner surface of side wall through laser or it is micro-nano plus
Work is handled to form the noise reduction layer.
9. inner bag as claimed in claim 8, it is characterised in that the surface roughness of the noise reduction layer is a, and 0.5 μm≤a≤
5μm。
10. inner bag as claimed in claim 9, it is characterised in that 1 μm≤a≤3 μm.
11. inner bag as claimed in claim 8, it is characterised in that the surface of the noise reduction layer is formed with circular or polygon diagram
Case.
12. inner bag as claimed in claim 1, it is characterised in that the inner bag includes bottom wall and tubular side wall；
The periphery of the bottom wall is provided with the ring-type flange extended axially upward or the periphery of the side wall lower ends is provided with along footpath
To the ring-type flange to extend internally；
The side wall is welded to connect with the bottom wall.
13. a kind of liquid heater, it is characterised in that including the inner bag as described in claim 1 to 12 any one.
14. liquid heater as claimed in claim 13, it is characterised in that also include the heating of the bottom wall located at the inner bag
Device, the heater are heat-generating pipe, electromagnetic coil disk or infrared heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721097982.6U CN207095036U (en) | 2017-08-29 | 2017-08-29 | Inner bag and liquid heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721097982.6U CN207095036U (en) | 2017-08-29 | 2017-08-29 | Inner bag and liquid heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207095036U true CN207095036U (en) | 2018-03-13 |
Family
ID=61539912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721097982.6U Active CN207095036U (en) | 2017-08-29 | 2017-08-29 | Inner bag and liquid heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207095036U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019080590A1 (en) * | 2017-10-27 | 2019-05-02 | 佛山市顺德区美的电热电器制造有限公司 | Inner container assembly and liquid heater |
-
2017
- 2017-08-29 CN CN201721097982.6U patent/CN207095036U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019080590A1 (en) * | 2017-10-27 | 2019-05-02 | 佛山市顺德区美的电热电器制造有限公司 | Inner container assembly and liquid heater |
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| GR01 | Patent grant |