CN104326173A - Integral vacuum heat insulation box and manufacturing method of integral vacuum heat insulation box - Google Patents
Integral vacuum heat insulation box and manufacturing method of integral vacuum heat insulation box Download PDFInfo
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- CN104326173A CN104326173A CN201410585487.4A CN201410585487A CN104326173A CN 104326173 A CN104326173 A CN 104326173A CN 201410585487 A CN201410585487 A CN 201410585487A CN 104326173 A CN104326173 A CN 104326173A
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- barrier bag
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- heat insulation
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Abstract
The invention discloses an integral vacuum heat insulation box and a manufacturing method of the integral vacuum heat insulation box. Blocking films cover the inside and the outside of a box body in a vacuum state, the inside of the blocking films is filled with heat insulation core materials, and the outer side of the box body is provided with a vacuum pumping opening. The integral vacuum heat insulation box and the manufacturing method adopt a major principle that the box body is covered by blocking materials, core materials of each surface and each corner part of the box body are respectively in the same vacuum state, the defect of heat insulation performance reduction generated at the box body splicing part when other methods such as splicing, foam fixation and gluewater fixation are adopted is effectively avoided, the three methods can respectively reach the requirements, a bag does not need to turn in a large amplitude according to the first method, the excessive deformation of the blocking bag is reduced, the fracture and the breaking of the blocking bag are avoided, and the breaking rate of a product is reduced by more than 80 percent. The integral vacuum heat insulation box manufactured by adopting the manufacturing method provided by the invention has the advantages that the heat insulation performance is stable, and the use effect is good.
Description
Technical field
The invention belongs to vacuum-insulated tank technical field, be specifically related to a kind of overall vacuum insulated cabinet and preparation method thereof.
Background technology
Along with the development of science and technology, at storage and the transport field of article, require more and more higher to the heat-insulating property of article, as storage and the transport of medicine, fresh-keeping foodstuff etc., need the volume improving heat-insulating property and reduce thermal-insulating body, extend temperature retention time, extend transportation range.In this context, vaccum thermal insulation technique (being called for short VIP) is applied gradually by extensive concern and use.Although although VIP plate has good heat insulating than traditional warm material, the advantage that volume is little, but when being assembled into insulation can, the feature that the border effect of VIP plate and the heat-proof quality of stitching portion reduce is difficult to eliminate, the border effect of VIP plate refers to that heat is conducted by the surface obstructs membrane material of VIP plate, still be transmitted to the another side of plate by surface material in edge, for example, the coefficient of thermal conductivity of the VIP plate that we measure, centre is 0.002w/m.k, but it is even more to reach 0.004 w/m.k in edge part branch, and use the method for splicing, the technology of foaming technique or other glue coated is used at splicing position, the material of this connection all has a lot of difference than the heat-proof quality of VIP plate.Thus have impact on the integral heat-insulation property of insulation can.
In existing various technology, mostly adopt polyurethane foam or glue etc. to carry out splicing, assemble, the method for making such as sealing, as number of patent application is: 201110056085.1,201110437143.5,201410179374.4,201410208960.7,201410012203.2,201110197761.7; From the prior art of above citing, can find out, in the manufacturing process of thermal-insulating body, mostly have employed polyurethane foam, splicing and assembling that glue, connection member carry out VIP, make the junction at each VIP plate of casing, heat-insulating property all can be lost.
Summary of the invention
For solving the problem, the invention discloses a kind of overall vacuum insulated cabinet and preparation method thereof, casing is wrapped up by barrier material, core and each corner in each face of casing are all in same vacuum state, effectively prevent such as splice, foam shortcoming that is fixing, the heat-insulating property decline that other method produces at box body splicing place such as glue is fixed.
In order to achieve the above object, technical scheme of the present invention is as follows:
A kind of overall vacuum insulated cabinet, comprises casing, and described casing is inside and outside to be wrapped up by Obstruct membrane vacuum, and be filled with insulated core material in Obstruct membrane, be provided with vacuum orifice outside casing, insulated core material and each corner in each face of casing are all in same vacuum state.
A kind of method for making () of overall vacuum insulated cabinet, is characterized in that: comprise the following steps:
(1) the logical large barrier bag of the little barrier bag of an opening and two is prepared, large and small barrier bag is the sack made by Obstruct membrane, little barrier bag is inserted in large barrier bag by (lower same), upper port is between two parties concordant, the outside of little barrier bag upper port and the inner face heat-sealing of large barrier bag upper port, form inner-outer sleeve barrier bag;
(2) analogue formation, model outside dimension is identical with the inside dimension of insulated cabinet casing;
(3) inner-outer sleeve step (1) made intercepts sack and struts, and model is put into little barrier bag;
(4) insulated core material is loaded surrounding side gap between inner-outer sleeve and bottom surface from another sack of large barrier bag;
(5) product after step (4) is moved into vacuum-pumping and sealing in vacuum seal case;
(6) air environment is moved to, fold shaping;
(7) model is taken out.
The method for making (two) of another overall vacuum insulated cabinet, is characterized in that: comprise the following steps:
(1) model identical with required casing inside dimension is made;
(2) in air environment, loaded by this model in a barrier bag, barrier bag is the sack made by Obstruct membrane, by shaping, barrier bag and model surface is fitted;
(3) insulated core material measure-alike with each of model is wrapped up at barrier bag lateral surface and bottom surface;
(4) the parcel insulated core material that barrier bag turned up is also fixing;
(5) send in vacuum seal case and vacuumize and barrier bag sealing is sealed;
(6) product is moved in air environment, barrier bag is folded shaping;
(7) model is taken out.
Also have a kind of method for making (three) of overall vacuum insulated cabinet, it is characterized in that: comprise the following steps:
(1) by compacting, cast, connecting method, insulated core material is made into the box shape of one end open;
(2) under air environment, Obstruct membrane is put into the box house made, and smooth for Obstruct membrane is laid on each medial surface of casing and bottom surface;
(3) Obstruct membrane is turned up along box opening, the lateral surface of parcel casing and bottom surface;
(4) send in vacuum seal case and vacuumize and Obstruct membrane sealing is sealed;
(5) this product is moved in air environment, Obstruct membrane is folded shaping.
As a modification of the present invention, described Obstruct membrane is divided into aluminium foil film and aluminizer.
As a modification of the present invention, described aluminium foil film is the complex film of aluminium foil and organic film, and described aluminizer is the complex film of aluminium coated and organic film.
As a modification of the present invention, described insulated core material is the complex of one or more materials of glass fibre, rock wool, polyurethane, polystyrene, cystosepiment, silicon dioxide, perlite rock, foamed glass, VIP plate.
As a modification of the present invention, described casing is cylindrical or Polygonal column shape.
As a modification of the present invention, described model is solid model or hollow mould.
As a modification of the present invention, described model is hollow, model leaves and leads to inner exhaust gap or hole.
Main principle of the present invention is that casing is wrapped up by barrier material, core and each corner in each face of casing are all in same vacuum state, effectively prevent and such as splice, foaming is fixing, glue such as to fix at the shortcoming that heat-insulating property that other method produces at box body splicing place declines, above-mentioned three kinds of methods all can reach requirement, wherein sack need not significantly overturn by first method, reduce the distortion that barrier bag is excessive, avoid barrier bag fracture, damaged, product breakage rate reduces more than 80%, the overall vacuum insulated cabinet heat-insulating property using method for making of the present invention to make is stablized, result of use is good.
Accompanying drawing explanation
Fig. 1 is the inner-outer sleeve barrier bag schematic diagram described in method of the present invention ().
Fig. 2 is the insulated core material assembling schematic diagram described in method of the present invention ().
Fig. 3 is the insulated core material assembling schematic diagram described in method of the present invention (two).
Fig. 4 is method of the present invention (two) finished figure.
Fig. 5 is the insulated core material schematic diagram described in method of the present invention (three).
Fig. 6 is the Obstruct membrane assembling schematic diagram described in method of the present invention (three).
Fig. 7 is method of the present invention (three) finished figure.
Reference numerals list:
1, model, 2, Obstruct membrane, 3, insulated core material, 4, vacuum orifice, 5, sealing, 6, large barrier bag, 7, little barrier bag.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, following detailed description of the invention should be understood and be only not used in for illustration of the present invention and limit the scope of the invention.It should be noted that, the word "front", "rear" of use is described below, "left", "right", "up" and "down" refer to direction in accompanying drawing, word " interior " and " outward " refer to the direction towards or away from particular elements geometric centre respectively.
A kind of overall vacuum insulated cabinet, comprises casing, and described casing is inside and outside to be wrapped up by Obstruct membrane 2 vacuum, and be filled with insulated core material 3 in Obstruct membrane 2, be provided with vacuum orifice 4 outside casing, insulated core material and each corner in each face of casing are all in same vacuum state.
Embodiment 1
The method for making of the overall vacuum insulated cabinet described in the present embodiment, comprises the following steps:
(1) the logical large barrier bag of the little barrier bag of an opening and two is prepared, large and small barrier bag is the sack made by Obstruct membrane, little barrier bag 7 is inserted in large barrier bag 6, upper port is between two parties concordant, the outside of little barrier bag 7 upper port and the inner face heat-sealing of large barrier bag 6 upper port, sealing is 5, forms inner-outer sleeve barrier bag, as shown in Figure 1;
(2) analogue formation, model 1 outside dimension is identical with the inside dimension of insulated cabinet casing;
(3) inner-outer sleeve step (1) made intercepts sack and struts, and model 1 is put into little barrier bag 7;
(4) insulated core material 3 is loaded surrounding side gap between inner-outer sleeve and bottom surface from another sack of large barrier bag;
(5) product after step (4) is moved into vacuum-pumping and sealing in vacuum seal case, as shown in Figure 2;
(6) air environment is moved to, fold shaping;
(7) model is taken out.
Overall vacuum insulated cabinet described in the present embodiment, casing is wrapped up by barrier material, core and each corner in each face of casing are all in same vacuum state, obstruct sack significantly need not be overturn, reduce the distortion that barrier bag is excessive, avoid barrier bag fracture, damaged, product breakage rate reduces more than 80%, and heat-insulating property is stablized, and result of use is good.
Embodiment 2
The method for making of a kind of overall vacuum insulated cabinet described in the present embodiment, comprises the following steps:
(1) model 1 identical with required casing inside dimension is made;
(2) in air environment, loaded by this model in a barrier bag, barrier bag is the sack made by Obstruct membrane 2, by shaping, is fitted in barrier bag and model 1 surface;
(3) insulated core material 3 measure-alike with each of model is wrapped up at barrier bag lateral surface and bottom surface, as shown in Figure 3;
(4) the parcel insulated core material 3 that barrier bag turned up is also fixing;
(5) send in vacuum seal case and vacuumize and barrier bag sealing is sealed;
(6) product is moved in air environment, barrier bag is folded shaping, as shown in Figure 4;
(7) model is taken out.
Overall vacuum insulated cabinet described in the present embodiment, casing is wrapped up by same barrier bag, insulated core material 3 and each corner in each face of casing are all in same vacuum state, effectively prevent such as splice, foam shortcoming that is fixing, the heat-insulating property decline that other method produces at box body splicing place such as glue is fixed, heat-insulating property is stablized, and result of use is good.
Embodiment 3
The method for making of a kind of overall vacuum insulated cabinet described in the present embodiment, comprises the following steps:
(1) by the box shape of suppressing, pouring into a mould, insulated core material 3 being made into one end open by connecting method, as shown in Figure 5;
(2) under air environment, Obstruct membrane 2 is put into the box house made, and smooth for Obstruct membrane 2 is laid on each medial surface of casing and bottom surface, as shown in Figure 6;
(3) Obstruct membrane 2 is turned up along box opening, the lateral surface of parcel casing and bottom surface, as shown in Figure 7;
(4) send in vacuum seal case and vacuumize and Obstruct membrane sealing is sealed;
(5) this product is moved in air environment, Obstruct membrane 2 is folded shaping.
Overall vacuum insulated cabinet described in the present embodiment, first make casing, casing is wrapped up by same Obstruct membrane 2, insulated core material 3 and each corner in each face of casing are all in same vacuum state, effectively prevent such as splice, foam shortcoming that is fixing, the heat-insulating property decline that other method produces at box body splicing place such as glue is fixed, heat-insulating property is stablized, and result of use is good.
Obstruct membrane 2 of the present invention is divided into aluminium foil film and aluminizer, wherein aluminium foil film is the complex film of aluminium foil and organic film, aluminizer is the complex film of aluminium coated and organic film, that is, aluminium foil film refers to aluminium foil and such as nylon, PE, the combination of one or more films in the multiple organic film such as PET, aluminizer is aluminium coated and nylon, PE, the combination of one or more films in the multiple organic film such as PET, described insulated core material 3 is glass fibre, rock wool, polyurethane, polystyrene, cystosepiment, silicon dioxide, perlite rock, foamed glass, the complex of one or more materials of VIP plate.
Model 1 of the present invention is solid model or hollow mould, if this model is hollow, should leave and lead to inner exhaust gap or hole, facilitate and follow-up vacuumize operation, if this model be hollow and close inside and outside do not communicate, then this cast material should have enough rigidity, can keep shape invariance in an inside and outside negative atmospheric vacuum environment.
Technological means disclosed in the present invention program is not limited only to the technological means disclosed in above-mentioned embodiment, also comprises the technical scheme be made up of above technical characteristic combination in any.
Claims (10)
1. an overall vacuum insulated cabinet, it is characterized in that: comprise casing, described casing is inside and outside to be wrapped up by Obstruct membrane vacuum, is filled with insulated core material in Obstruct membrane, be provided with vacuum orifice outside casing, insulated core material and each corner in each face of casing are all in same vacuum state.
2. a kind of overall vacuum insulated cabinet according to claim 1, is characterized in that: described Obstruct membrane is divided into aluminium foil film and aluminizer.
3. a kind of overall vacuum insulated cabinet according to claim 2, it is characterized in that: described aluminium foil film is the complex film of aluminium foil and organic film, described aluminizer is the complex film of aluminium coated and organic film.
4. a kind of overall vacuum insulated cabinet according to claim 1, is characterized in that: described insulated core material is the complex of one or more materials of glass fibre, rock wool, polyurethane, polystyrene, cystosepiment, silicon dioxide, perlite rock, foamed glass, VIP plate.
5. a kind of overall vacuum insulated cabinet according to claim 1, is characterized in that: described casing is cylindrical or Polygonal column shape.
6. the first method for making of overall vacuum insulated cabinet, is characterized in that: comprise the following steps:
(1) prepare the logical large barrier bag of the little barrier bag of an opening and two, little barrier bag be inserted in large barrier bag, upper port is between two parties concordant, and the outside of little barrier bag upper port and the inner face heat-sealing of large barrier bag upper port, form inner-outer sleeve barrier bag;
(2) analogue formation, model outside dimension is identical with the inside dimension of insulated cabinet casing;
(3) inner-outer sleeve step (1) made intercepts sack and struts, and model is put into little barrier bag;
(4) insulated core material is loaded surrounding side gap between inner-outer sleeve and bottom surface from another sack of large barrier bag;
(5) product after step (4) is moved into vacuum-pumping and sealing in vacuum seal case;
(6) air environment is moved to, fold shaping;
(7) model is taken out.
7. the second method for making of overall vacuum insulated cabinet, is characterized in that: comprise the following steps:
(1) model identical with required casing inside dimension is made;
(2) in air environment, this model is loaded in a barrier bag, by shaping, barrier bag and model surface are fitted;
(3) insulated core material measure-alike with each of model is wrapped up at barrier bag lateral surface and bottom surface;
(4) the parcel insulated core material that barrier bag turned up is also fixing;
(5) send in vacuum seal case and vacuumize and barrier bag sealing is sealed;
(6) product is moved in air environment, barrier bag is folded shaping;
(7) model is taken out.
8. the third method for making of overall vacuum insulated cabinet, is characterized in that: comprise the following steps:
(1) by compacting, cast, connecting method, insulated core material is made into the box shape of one end open;
(2) under air environment, Obstruct membrane is put into the box house made, and smooth for Obstruct membrane is laid on each medial surface of casing and bottom surface;
(3) barrier bag is turned up along box opening, the lateral surface of parcel casing and bottom surface;
(4) send in vacuum seal case and vacuumize and Obstruct membrane sealing is sealed;
(5) this product is moved in air environment, Obstruct membrane is folded shaping.
9. the method for making of the overall vacuum insulated cabinet according to claim 6 or 7, is characterized in that: described model is solid model or hollow mould.
10. the method for making of overall vacuum insulated cabinet according to claim 9, is characterized in that: described model is hollow, model leaves and leads to inner exhaust gap or hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410585487.4A CN104326173B (en) | 2014-10-28 | 2014-10-28 | Integral vacuum heat insulation box manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410585487.4A CN104326173B (en) | 2014-10-28 | 2014-10-28 | Integral vacuum heat insulation box manufacturing method |
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| CN104326173A true CN104326173A (en) | 2015-02-04 |
| CN104326173B CN104326173B (en) | 2017-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410585487.4A Expired - Fee Related CN104326173B (en) | 2014-10-28 | 2014-10-28 | Integral vacuum heat insulation box manufacturing method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109945638A (en) * | 2019-03-07 | 2019-06-28 | 安徽省沃昇机电科技有限公司 | A kind of novel foodstuff drying box |
| CN110239151A (en) * | 2019-07-12 | 2019-09-17 | 广州市白云区裕晟包装材料厂 | A kind of environment protecting thermal insulating plate, preparation method and incubation chamber |
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| JPH0712292A (en) * | 1993-06-23 | 1995-01-17 | Matsushita Refrig Co Ltd | Vacuum heat insulating material pack |
| CN1342255A (en) * | 1999-12-28 | 2002-03-27 | 日清纺织株式会社 | Method of deforming and fixing vacuum heat insulation material, refrigeration, cold storage vessel and heat insulating box body |
| CN1425116A (en) * | 2000-04-21 | 2003-06-18 | 松下冷机株式会社 | Vacuum insulating material and device using the same |
| CN102639949A (en) * | 2010-03-04 | 2012-08-15 | 乐金华奥斯有限公司 | Grooved type of vacuum thermal insulation material and a production method for the same |
| CN204223494U (en) * | 2014-03-06 | 2015-03-25 | 汪丽珊 | A kind of insulation can |
| CN204355507U (en) * | 2014-12-24 | 2015-05-27 | 彭恩华 | Vacuum cold-chain box |
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2014
- 2014-10-28 CN CN201410585487.4A patent/CN104326173B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0712292A (en) * | 1993-06-23 | 1995-01-17 | Matsushita Refrig Co Ltd | Vacuum heat insulating material pack |
| CN1342255A (en) * | 1999-12-28 | 2002-03-27 | 日清纺织株式会社 | Method of deforming and fixing vacuum heat insulation material, refrigeration, cold storage vessel and heat insulating box body |
| CN1425116A (en) * | 2000-04-21 | 2003-06-18 | 松下冷机株式会社 | Vacuum insulating material and device using the same |
| CN102639949A (en) * | 2010-03-04 | 2012-08-15 | 乐金华奥斯有限公司 | Grooved type of vacuum thermal insulation material and a production method for the same |
| CN204223494U (en) * | 2014-03-06 | 2015-03-25 | 汪丽珊 | A kind of insulation can |
| CN204355507U (en) * | 2014-12-24 | 2015-05-27 | 彭恩华 | Vacuum cold-chain box |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109945638A (en) * | 2019-03-07 | 2019-06-28 | 安徽省沃昇机电科技有限公司 | A kind of novel foodstuff drying box |
| CN110239151A (en) * | 2019-07-12 | 2019-09-17 | 广州市白云区裕晟包装材料厂 | A kind of environment protecting thermal insulating plate, preparation method and incubation chamber |
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| CN104326173B (en) | 2017-04-12 |
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