CN206255357U - A kind of double-layer detachable formula thermal insulation incubator lid - Google Patents
A kind of double-layer detachable formula thermal insulation incubator lid Download PDFInfo
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- CN206255357U CN206255357U CN201621039354.8U CN201621039354U CN206255357U CN 206255357 U CN206255357 U CN 206255357U CN 201621039354 U CN201621039354 U CN 201621039354U CN 206255357 U CN206255357 U CN 206255357U
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- heat
- insulation layer
- insulation
- inner bag
- vacuum
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Abstract
The utility model provides a kind of double-layer detachable formula thermal insulation incubator lid；The case lid includes inner bag, vacuum insulation flaggy, heat-insulation layer, the inner bag, vacuum insulation flaggy and heat-insulation layer are outwards set from the inside of case lid, inner bag and heat-insulation layer are fitted together by dismountable structure, and described vacuum heat-insulating plate is arranged between inner bag and heat-insulation layer.The utility model not only reduces the production cost of adiabatic heat-insulation case, simplifies the production process of adiabatic heat-insulation case, greatly improve the heat-insulating property of adiabatic heat-insulation case, more can effectively prevent the incubator caused by vacuum heat-insulating plate cracky from failing, solving the problems, such as the vacuum heat-insulating plate of damage cannot change because being coated in interlayer.
Description
Technical field
The utility model belongs to cold chain cool-bag field, refers in particular to a kind of for food refrigerated and dispatching vehicle-mounted insulation
Case.
Background technology
The fresh transport of food and storage are the problems that family is commonly encountered when tourism or open air are had a dinner party.At present, on the market
Common Domestic thermal-insulating case is made of foamed plastics or plastic-aluminum combined golden material mostly, inside there is insulating foam layer, is taken up room
Greatly, heat insulation effect is poor, and soaking time is short.Also there are some incubators for using vacuum heat-insulating plate as heat-insulation layer at present, but because of it
Cracky, so outside will typically do protective layer, the general application method of current vacuum heat-insulating plate is it with polyurethane foam
Wrap up entirely, form an overall structure, once evacuated panel gas leakage, whole incubator then scraps.The utility model is provided
A kind of new and effective incubator rational in infrastructure, high insulating effect, can be adapted to different stored under refrigeration times and different storage temperature
Degree is required.Low cost, production process are simple, convenient disassembly, replaceable internal rapid wear vacuum heat-insulating plate, with overlength insulation, can
Meet remote dispatching demand.
The content of the invention
The technical problems to be solved in the utility model is aimed at the not enough problem of current incubator performance, there is provided Yi Zhongwei
Repair conveniently, the incubator that receiving space is big and heat insulating ability is excellent.
The technical scheme that the utility model is taken is as follows：A kind of incubator, including casing and case lid of the one side with opening；
The case lid includes inner bag, vacuum insulation flaggy, heat-insulation layer, and the inner bag, vacuum insulation flaggy and heat-insulation layer are from case lid
Portion is outwards set, and inner bag and heat-insulation layer are fitted together by dismountable structure, and described vacuum heat-insulating plate is arranged on inner bag
And heat-insulation layer between.
Preferably, dismountable structure is convex portion and recess structure.
Preferably, setting convex portion or recess on heat-insulation layer, set on inner bag and be engaged with the convex portion or recess
Recess or convex portion.
Preferably, described convex portion and recess are arranged on the edge of lid.
Preferably, the heat-insulation layer or inner bag include the first vertical portion and the second vertical portion, wherein inner bag or heat-insulation layer
It is inserted into the space between the first vertical portion and the second vertical portion.
Preferably, setting gluing, buckle or screw between the convex portion and recess.
Preferably, the thickness of heat-insulation layer is S1, the thermal conductivity factor of heat-insulation layer is λ 1, and the thickness of vacuum heat-insulating plate is S2,
The thermal conductivity factor of vacuum heat-insulating plate is λ 2, then meet following relation：
S2/S1=a*exp (b* (λ 1 of 10* λ 2/)), wherein exp is the exponential function with the truth of a matter as Euler's numbers e, and a, b are
Coefficient, 0.015<a<0.016,1.8<b<1.9；
0.05<S2/S1<3.75；
0.06<λ2/λ1<0.3；
5mm<=S2<=30mm；
8mm<=S1<=80mm。
λ 1 is the mean coefficient of heat conductivity of heat-insulation layer.
Described λ 2 is the mean coefficient of heat conductivity of vacuum heat-insulating plate.
The beneficial effects of the utility model are：
1）The utility model not only reduces the production cost of adiabatic heat-insulation case, simplifies the making work of adiabatic heat-insulation case
Sequence, greatly improves the heat-insulating property of adiabatic heat-insulation case, more can effectively prevent the insulation caused by vacuum heat-insulating plate cracky
Case fails, and solving the problems, such as the vacuum heat-insulating plate of damage cannot change because being coated in interlayer.
2）The utility model is studied heat insulation effect caused by the thermal conductivity factor Changing Pattern of heat-insulation layer, so as to grind
Study carefully the rule of the layer of polyurethane thermal conductivity factor change for optimal, improve the heat insulation effect of incubator.
3）Thickness and thermal conductivity factor for heat-insulation layer of the present utility model and vacuum heat-insulating plate have carried out novelty
Research, so as to draw the rule relation of optimal layer of polyurethane, vacuum insulation plate thickness and thermal conductivity factor, reaches material-saving,
Improve heat insulation effect.
Brief description of the drawings
Fig. 1 is box-section structural representation of the present utility model.
Fig. 2 is lid cross-sectional view of the present utility model.
Wherein reference is as follows：
In the tongue and groove 17 of 15 buckle of common heat-insulation layer 16 of the vacuum insulation flaggy 14 of 12 inner bag 13 with tongue
Common heat-insulation layer 25 buckle 26 insulation screw 27 of the vacuum insulation flaggy 24 of 22 inner bag of lining draw-in groove 23 with tongue is recessed
Tongue.
Specific embodiment
A kind of incubator, including casing and case lid of the one side with opening；The case lid includes inner bag 22, vacuum heat-insulating plate
Layer 23, heat-insulation layer 2, the inner bag 22, vacuum insulation flaggy 23 and heat-insulation layer 24 are outwards set from the inside of case lid, the He of inner bag 22
Heat-insulation layer 2 is fitted together by dismountable structure, described vacuum heat-insulating plate 23 be arranged on inner bag 22 and heat-insulation layer 24 it
Between.
Preferably, dismountable structure is convex portion and recess structure 25,26.
Preferably, setting convex portion or recess on inner bag 22, set on heat-insulation layer 24 and the convex portion or recess phase
The recess of cooperation or convex portion.
Preferably, described convex portion and recess are arranged on the top of casing.
Preferably, the inner bag 22 includes the first vertical portion, horizontal part and the second vertical portion, wherein heat-insulation layer 24 is inserted
To in the space between the first vertical portion and the second vertical portion.
Preferably, described convex portion and recess are arranged on the edge of lid.
Preferably, the heat-insulation layer or inner bag include the first vertical portion and the second vertical portion, wherein inner bag or heat-insulation layer
It is inserted into the space between the first vertical portion and the second vertical portion.For example, as shown in Fig. 2 vertical to set first on inner bag
Portion and the second vertical portion, the vertical portion of heat-insulation layer are inserted into the space between the first vertical portion and the second vertical portion.
Preferably, setting gluing, buckle or screw between the convex portion and recess.The buckle for setting as shown in Figure 2
25。
Preferably, from vacuum heat-insulating plate 23 to the direction on the top of case lid, described heat-insulation layer 24 is sandwich construction, institute
State adjacent layer in sandwich construction to interconnect, along the upper direction from vacuum heat-insulating plate to case lid, by the every of heat-insulation layer 14
The thermal conductivity factor λ of layer is set to the function apart from x apart from vacuum heat-insulating plate, λ=f（x）, then f'（x）>0, wherein f'（x）It is f
（x）First order derivative.
Preferably, f''（x）>0, f''（x）It is f（x）Second derivative.
The utility model has carried out the research of novelty to heat insulation effect caused by the thermal conductivity factor Changing Pattern of heat-insulation layer,
So as to work out the rule of the above-mentioned optimal thermal conductivity factor of heat-insulation layer 14 change, the heat insulation effect of incubator is improved.By experiment
It was found that, set by the regularity of the above-mentioned thermal conductivity factor of heat-insulation layer 14, the heat insulation effect of 10-13% or so can be improved.
In actual applications, the thickness of heat-insulation layer can not be too thick, although heat insulation effect can get well if too thick, can take
Substantial amounts of inner space, and find under study for action, when insulation layer thickness increases to a certain degree, although continue to increase
Thickness can also improve heat insulation effect, but the heat insulation effect for improving is not it is obvious that the increase of thickness also results in cost simultaneously
Rising, additionally, heat-insulation layer can not be too thin, it is too thin if heat insulation effect can be caused very poor, and find under study for action, certain
Depth information under, with the reduction of the thickness of heat-insulation layer, heat insulation effect declines clearly, therefore the utility model is big
On the basis of quantifier elimination, for the utility model, the relation between optimal insulation layer thickness and thermal conductivity factor is have found.
Preferably, the thickness of heat-insulation layer is S1, the thermal conductivity factor of heat-insulation layer is λ 1, and the thickness of vacuum heat-insulating plate is S2,
The thermal conductivity factor of vacuum heat-insulating plate is λ 2, then meet following relation：
S2/S1=a*exp (b* (λ 1 of 10* λ 2/)), wherein exp is the exponential function with the truth of a matter as Euler's numbers e, and a, b are
Coefficient, 0.015<a<0.016,1.8<b<1.9；
0.05<S2/S1<3.75；
0.06<λ2/λ1<0.3；
5mm<=S2<=30mm；
8mm<=S1<=80mm。
λ 1 is the mean coefficient of heat conductivity of heat-insulation layer.
Described λ 2 is the mean coefficient of heat conductivity of vacuum heat-insulating plate.
Preferably, heat-insulation layer is polyurethane material.
Further preferably, 5 ~ 20mm of vacuum insulation plate thickness, the thickness S1 of heat-insulation layer is 20 ~ 35mm.
Preferably, vacuum heat-insulating plate, core is powdered nanoparticles particle or glass fibre, thermal conductivity factor 0.0015-0.0060
W/(m·K)。
In above-mentioned relation, can both ensure optimal heat insulation effect, the insulation thickness of minimum is can guarantee that again, save into
This.
Preferably, as shown in figure 1, the casing include inner bag 12, vacuum insulation flaggy 13, heat-insulation layer 14, it is described in
Courage 12, vacuum insulation flaggy 13 and heat-insulation layer 14 are outwards set from box house, inner bag 12 and the dismountable structure of heat-insulation layer 14
Fit together, described vacuum heat-insulating plate is arranged between inner bag 12 and heat-insulation layer.
Preferably, dismountable structure is convex portion and recess structure 15,16.
Preferably, setting convex portion or recess on inner bag 12, set on heat-insulation layer 14 and the convex portion or recess phase
The recess of cooperation or convex portion.
Preferably, described convex portion and recess are arranged on the top of casing.
Preferably, the inner bag 12 includes the first vertical portion, horizontal part and the second vertical portion, wherein heat-insulation layer 14 is inserted
To in the space between the first vertical portion and the second vertical portion.
Preferably, the first level portion that the inner bag extends from the upper horizontal of the first vertical portion, then from the first water
The 3rd vertical portion that flat portion end upwardly extends, the second horizontal part for then being upwardly extended from the 3rd vertical portion end, Ran Houcong
The second vertical portion that second horizontal part end extends downwardly, it is vertical with second with the 3rd vertical portion of insertion that described heat-insulation layer includes
Vertical portion between portion and the horizontal part against the 3rd horizontal part.
Preferably, setting gluing, buckle or screw between the convex portion and recess.As shown in Figure 1.
Preferably, as shown in Figure 1, 2, the inner bag is inner liner, is flexible structure.
Vacuum heat-insulating plate is bonded it with layer of polyurethane inner bag by adhesive.
Preferably, hard polyurethane foam uses double-component rigid foam combination material, the use of proportioning is 1:1, use foaming machine
Passed through material hole to be injected into the space of inner bag and shell, under the conditions of 25 DEG C of material temperatures, rise time 25s, froth appearance is close
Degree 35g/L, thermal conductivity factor 0.020-0.025 W/ (mK).
Vacuum heat-insulating plate 13 is directly inlayed or by way of point is viscous in the inside groove loaded on outer common heat-insulation layer, vacuum is exhausted
The thickness of hot plate is 5 ~ 30mm, and core uses glass mat, and getter is alloy degasser, and Obstruct membrane is plated for multilayer high-barrier
Aluminium film.Shell insulation material uses graphite modified polystyrene foam.Interior common heat-insulation layer is assembled with outer common heat-insulation layer
Come, be combined by tongue and groove 16 and buckle 15, it is ensured that be tightly combined.Buckle can be used metal, rubber, silica gel, plastics etc.
Material.Preferred plastic buckle in the present embodiment.By stainless steel inner lining by liner draw-in groove 17 loaded on lower box inner side.Equally, will
During vacuum heat-insulating plate 23 is loaded on the groove of common heat-insulation layer in case lid, directly inlay or with double faced adhesive tape, adhesive by point glue come
It is fixed；Case lid external thermal insulation housing 24 is matched somebody with somebody by concaveconvex structure 27 with inside holding housing with luggage is snapped into, it is ensured that be tightly combined.
Buckle can be used the materials such as metal, rubber, silica gel, plastics.Preferred plastic buckle in the present embodiment.Then by case lid and lower box
Covered, arcuate relief structure can guarantee that tight fit and the sealing of lid and lower box.
Such as vacuum heat-insulating plate air leakage failure, inside holding housing and external thermal insulation housing can be separated with strength, change vacuum insulation
Re-assemblied after plate, you can complete the reparation of new incubator.
Described adiabatic heat-insulation case, vacuum heat-insulating plate and combination or the fixation side of other insulation shells that its casing is used
Formula can directly be inlayed, adhered by double sided plaster, the mode such as glue/adhesive point is viscous.
Described adiabatic heat-insulation case, can be polystyrene foam in the material selection of the insulation shell that its casing is used,
MPS foam, polyurethane foam, expanded polypropylene etc..
Described adiabatic heat-insulation case, the use of its inner lining material can be stainless steel, environmentally-friendly plastic rubber, aluminium skin or embossing
Aluminium skin, aluminium mulberry paper, aluminium foil silk floss etc..
Described adiabatic heat-insulation case, the selection of the core of the vacuum heat-insulating plate that its casing is used can be glass fibre, surpass
Fine glass wool, polyester fiber, aeroge, aerosil, is mixed to form for one or more of ceramic fibre.
Described adiabatic heat-insulation case, the combination of its casing inner and outer shell can be with concavo-convex combination, buckle engaging, it is also possible to
It is that screw is fixed.
Described adiabatic heat-insulation case, if its casing inner lining material is soft using classes such as rubber, aluminium-foil paper or aluminium foil cottons
Material, mainly should be combined by way of bonding with inner casing.
Described adiabatic heat-insulation case, its case lid can also add sealing strip, sealing effect with the sealing of lower box in junction
Fruit is more preferably.The combination of case lid and lower box can also be fastened using outer snap mode.
The above, preferred embodiment only of the present utility model, protection domain of the present utility model simultaneously not only limits to
In above-described embodiment, all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.Should
Point out, to those of ordinary skill in the art, this reality is also considered as in any improvement for not departing from the utility model principle
With new protection domain.
Claims (7)
1. a kind of double-layer detachable formula thermal insulation incubator lid, the case lid includes inner bag, vacuum insulation flaggy, insulation
Layer, the inner bag, vacuum insulation flaggy and heat-insulation layer are outwards set from the inside of case lid, and inner bag and heat-insulation layer are by dismountable
Structure is fitted together, and described vacuum heat-insulating plate is arranged between inner bag and heat-insulation layer.
2. incubator lid as claimed in claim 1, it is characterised in that dismountable structure is convex portion and recess knot
Structure.
3. incubator lid as claimed in claim 2, it is characterised in that convex portion or recess are set on heat-insulation layer, in inner bag
It is upper that the recess or convex portion being engaged with the convex portion or recess are set.
4. incubator lid as claimed in claim 3, it is characterised in that described convex portion and recess is arranged on the side of case lid
Portion.
5. incubator case lid as claimed in claim 1, it is characterised in that the heat-insulation layer or inner bag include the first vertical portion and
Second vertical portion, wherein inner bag or heat-insulation layer are inserted into the space between the first vertical portion and the second vertical portion.
6. incubator lid as claimed in claim 2, it is characterised in that gluing, buckle is set between the convex portion and recess
Or screw.
7. incubator lid as claimed in claim 1, it is characterised in that the thickness of heat-insulation layer is S1, the heat conduction system of heat-insulation layer
Number is λ 1, and the thickness of vacuum heat-insulating plate is S2, and the thermal conductivity factor of vacuum heat-insulating plate is λ 2, then meet following relation：
S2/S1=a*exp (b* (λ 1 of 10* λ 2/)), wherein exp is the exponential function with the truth of a matter as Euler's numbers e, and a, b are to be
Number, 0.015<a<0.016,1.8<b<1.9；
0.05<S2/S1<3.75；
0.06<λ2/λ1<0.3；
5mm<=S2<=30mm；
8mm<=S1<=80mm；
Described λ 1 is the mean coefficient of heat conductivity of heat-insulation layer；
Described λ 2 is the mean coefficient of heat conductivity of vacuum heat-insulating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621039354.8U CN206255357U (en) | 2016-09-06 | 2016-09-06 | A kind of double-layer detachable formula thermal insulation incubator lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621039354.8U CN206255357U (en) | 2016-09-06 | 2016-09-06 | A kind of double-layer detachable formula thermal insulation incubator lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206255357U true CN206255357U (en) | 2017-06-16 |
Family
ID=59022946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621039354.8U Active CN206255357U (en) | 2016-09-06 | 2016-09-06 | A kind of double-layer detachable formula thermal insulation incubator lid |
Country Status (1)
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| CN (1) | CN206255357U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702418A (en) * | 2017-09-30 | 2018-02-16 | 合肥华凌股份有限公司 | The door body assembly of refrigerator and there is its refrigerator |
-
2016
- 2016-09-06 CN CN201621039354.8U patent/CN206255357U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702418A (en) * | 2017-09-30 | 2018-02-16 | 合肥华凌股份有限公司 | The door body assembly of refrigerator and there is its refrigerator |
| CN107702418B (en) * | 2017-09-30 | 2021-09-21 | 合肥华凌股份有限公司 | Door body assembly of refrigerator and refrigerator with door body assembly |
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| GR01 | Patent grant |