CN206255429U - A kind of detachable high-efficiency adiabatic heat-insulation case case lid - Google Patents
A kind of detachable high-efficiency adiabatic heat-insulation case case lid Download PDFInfo
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- CN206255429U CN206255429U CN201621039261.5U CN201621039261U CN206255429U CN 206255429 U CN206255429 U CN 206255429U CN 201621039261 U CN201621039261 U CN 201621039261U CN 206255429 U CN206255429 U CN 206255429U
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- heat
- insulation layer
- insulation
- case lid
- vacuum
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Abstract
The utility model provides a kind of detachable high-efficiency adiabatic heat-insulation case case lid；The case lid includes the first heat-insulation layer, vacuum insulation flaggy, the second heat-insulation layer, first heat-insulation layer, vacuum insulation flaggy and the second heat-insulation layer set up from case lid bottom, first heat-insulation layer and the second heat-insulation layer are fitted together by dismountable structure, and described vacuum heat-insulating plate is arranged between the first heat-insulation layer and the second 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 include the first heat-insulation layer, vacuum insulation flaggy, the second heat-insulation layer, first heat-insulation layer, vacuum insulation flaggy and
Second heat-insulation layer sets up from case lid bottom, and the first heat-insulation layer and the second heat-insulation layer are assembled in one by dismountable structure
Rise, described vacuum heat-insulating plate is arranged between the first heat-insulation layer and the second heat-insulation layer.
Preferably, dismountable structure is convex portion and recess structure.
Preferably, on the first heat-insulation layer set convex portion or recess, set on the second heat-insulation layer with the convex portion or
Recess or convex portion that recess is engaged.
Preferably, described convex portion and recess are arranged on the edge of lid.
Preferably, first heat-insulation layer or the second heat-insulation layer include the first vertical portion and the second vertical portion, wherein the
Two heat-insulation layers or the first heat-insulation layer are inserted into the space between the first vertical portion and the second vertical portion.
Preferably, the casing includes inner bag, the inner bag is connected to the first insulation by second dismountable structure
On layer.
Preferably, second dismountable structure is convex portion and recess structure.
Preferably, setting gluing, buckle or screw between the convex portion and recess.
Preferably, the thickness of the 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。
Wherein S1 is the first heat-insulation layer and the total thickness of the second heat-insulation layer, and λ 1 is the flat of the first heat-insulation layer and the second heat-insulation layer
Equal thermal conductivity factor.
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：
Common guarantor of the vacuum insulation flaggy 14 with tongue of 11 12 common heat-insulation layer with groove of inner liner 13
Common heat-insulation layer 23 of the inner liner 22 with tongue and groove of 17 liner draw-in groove of warm layer 15 buckle, 16 tongue and groove 21
Common heat-insulation layer 25 buckle 26 insulation screw 27 tongue and groove of the vacuum insulation flaggy 24 with tongue.
Specific embodiment
A kind of incubator, including casing and case lid of the one side with opening；The case lid includes the first heat-insulation layer 22, vacuum
Adiabatic flaggy 23, the second heat-insulation layer 24, first heat-insulation layer 22, the heat-insulation layer 24 of vacuum insulation flaggy 23 and second are under case lid
Portion is set up, and the first heat-insulation layer 22 and the dismountable structure of the second heat-insulation layer 24 are fitted together, described vacuum heat-insulating plate
23 are arranged between the first heat-insulation layer 22 and the second heat-insulation layer 24.
Preferably, dismountable structure is convex portion and recess structure.
Preferably, on the first heat-insulation layer set convex portion or recess, set on the second heat-insulation layer with the convex portion or
Recess or convex portion that recess is engaged.
Preferably, described convex portion and recess are arranged on the edge of lid.
Preferably, the heat-insulation layer 24 of first heat-insulation layer 22 or second includes the first vertical portion and the second vertical portion, its
In the second heat-insulation layer or the first heat-insulation layer be inserted into the space between the first vertical portion and the second vertical portion.For example, such as Fig. 2 institutes
Show, be that the first vertical portion and the second vertical portion are set on the first heat-insulation layer 24, the vertical portion of the second heat-insulation layer is inserted into first and erects
In straight space between portion and the second vertical portion.
Preferably, the case lid includes inner liner 21, the inner liner is connected to the by second dismountable structure
On one heat-insulation layer 22.
Preferably, second dismountable structure is convex portion and recess structure.
Gluing, buckle or screw are set between the convex portion and recess.For example, the card representated by reference 25,26
Button and screw.
Preferably, from vacuum heat-insulating plate 23 to the direction on the top of case lid, the second described heat-insulation layer 24 is multilayer knot
Structure, layer adjacent in the sandwich construction is interconnected, along the upper direction from vacuum heat-insulating plate to case lid, by the second insulation
The thermal conductivity factor λ of every layer of layer 14 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 novelty for heat insulation effect caused by the thermal conductivity factor Changing Pattern of the second heat-insulation layer
Research, so as to work out the rule of the above-mentioned optimal thermal conductivity factor of the second heat-insulation layer 24 change, improve the insulation effect of incubator
Really.It is found by experiment that, is set by the regularity of the above-mentioned thermal conductivity factor of the second heat-insulation layer 24,10-13% can be improved left
Right heat insulation effect.
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。
Wherein S1 is the first heat-insulation layer and the second insulation layer thickness sum, and λ 1 is the flat of the first heat-insulation layer and the second heat-insulation layer
Equal thermal conductivity factor.
Described λ 2 is the mean coefficient of heat conductivity of vacuum heat-insulating plate.
Preferably, the first heat-insulation layer and the second heat-insulation layer are 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 includes that the first heat-insulation layer 12, vacuum insulation flaggy 13, second are incubated
Layer 14, first heat-insulation layer 12, the heat-insulation layer 14 of vacuum insulation flaggy 13 and second are outwards set from box house, the first insulation
The heat-insulation layer 14 of layer 12 and second is fitted together by dismountable structure 15, and described vacuum heat-insulating plate 13 is arranged on the first guarantor
Between the heat-insulation layer 14 of warm layer 12 and second.
Preferably, dismountable structure is convex portion or recess structure, as shown in Figure 1.
Preferably, setting convex portion or recess on the first heat-insulation layer 12, set convex with described on the second heat-insulation layer 14
Recess or convex portion that portion or recess are engaged.As shown in figure 1, setting recess on the first heat-insulation layer 12, set on the second heat-insulation layer 14
Put convex portion.
Preferably, the casing includes inner bag 12, the inner bag 12 is connected to the by second dismountable structure 17
On one heat-insulation layer 12.
Preferably, second dismountable structure 17 is convex portion or recess structure.
Preferably, setting convex portion or recess on the first heat-insulation layer 12, set on inner bag 11 and the convex portion or recessed
Recess or convex portion that portion is engaged.
Preferably, described convex portion and recess are arranged on the top of casing.
Preferably, first heat-insulation layer 12 includes the first vertical portion, horizontal part and the second vertical portion, wherein second protects
Warm layer is inserted into the space between the first vertical portion and the second vertical portion.
Preferably, the first level portion that first heat-insulation layer 12 extends from the upper horizontal of the first vertical portion, then
From the 3rd vertical portion that first level portion end upwardly extends, the second level for then being upwardly extended from the 3rd vertical portion end
Portion, the second vertical portion for then being extended downwardly from the second horizontal part end, the second described heat-insulation layer includes being erected with insertion the 3rd
Straight vertical portion between portion and the second vertical portion and the horizontal part against the 3rd horizontal part.
Preferably, setting gluing, buckle or screw between the convex portion and recess.For example, as shown in Figure 1 convex portion and
Buckle is set between recess.
Preferably, the inner bag is inner liner, it 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 23 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 detachable adiabatic heat-insulation case case lid, the case lid includes the first heat-insulation layer, vacuum insulation flaggy, the second insulation
Layer, first heat-insulation layer, vacuum insulation flaggy and the second heat-insulation layer set up from case lid bottom, it is characterised in that first
Heat-insulation layer and the second heat-insulation layer are fitted together by dismountable structure, and described vacuum heat-insulating plate is arranged on the first heat-insulation layer
And second between heat-insulation layer；The casing includes inner bag, and the inner bag is connected to the first insulation by second dismountable structure
On layer.
2. incubator case lid as claimed in claim 1, it is characterised in that dismountable structure is convex portion and recess knot
Structure.
3. incubator case lid as claimed in claim 2, it is characterised in that convex portion or recess are set on the first heat-insulation layer,
The recess or convex portion being engaged with the convex portion or recess are set on the second heat-insulation layer.
4. incubator case lid as claimed in claim 3, it is characterised in that described convex portion and recess is arranged on the side of lid
Portion.
5. incubator case lid as claimed in claim 1, it is characterised in that first heat-insulation layer or the second heat-insulation layer include the
One vertical portion and the second vertical portion, wherein the second heat-insulation layer or the first heat-insulation layer be inserted into the first vertical portion and the second vertical portion it
Between space in.
6. incubator case lid as claimed in claim 4, it is characterised in that second dismountable structure is convex portion and recess
Structure.
7. incubator case lid as claimed in claim 2, it is characterised in that gluing, buckle is set between the convex portion and recess
Or screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621039261.5U CN206255429U (en) | 2016-09-06 | 2016-09-06 | A kind of detachable high-efficiency adiabatic heat-insulation case case lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621039261.5U CN206255429U (en) | 2016-09-06 | 2016-09-06 | A kind of detachable high-efficiency adiabatic heat-insulation case case lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206255429U true CN206255429U (en) | 2017-06-16 |
Family
ID=59022950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621039261.5U Active CN206255429U (en) | 2016-09-06 | 2016-09-06 | A kind of detachable high-efficiency adiabatic heat-insulation case case lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206255429U (en) |
-
2016
- 2016-09-06 CN CN201621039261.5U patent/CN206255429U/en active Active
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