CN204585977U - Food heating automatic pressure-regulation packaging and composite membrane thereof - Google Patents
Food heating automatic pressure-regulation packaging and composite membrane thereof Download PDFInfo
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- CN204585977U CN204585977U CN201520219261.2U CN201520219261U CN204585977U CN 204585977 U CN204585977 U CN 204585977U CN 201520219261 U CN201520219261 U CN 201520219261U CN 204585977 U CN204585977 U CN 204585977U
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- rete
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Abstract
The utility model provides a kind of food heating automatic pressure-regulation to pack and composite membrane, this composite membrane includes the first rete, second rete and adhesive-layer, wherein, one deck local release layer is coated with in the preset width of this first rete, the position that this second rete corresponds to aforementioned local release layer is provided with hole, this adhesive-layer is between the first rete and the second rete, by the first rete and the second rete glued together, in the position of local release layer, this first rete and the second rete form false adhesion, and the second rete is adjacent to the opening being bonded at packaging, the local release layer of this second rete is the position extending to packing content room in the position of hot-seal, when packing microwave and being heated, pressure can be produced, the false adhesioin zone that this pressure enters between the second rete and the first rete from hole forms a space, pressure disengages from space, to prevent popping of packaging.
Description
Technical field
The utility model relates to a kind of food heating automatic pressure-regulation packaging, and the espespecially composite membrane of this packaging, this composite membrane can adjust the pressure in packaging automatically.
Background technology
Press; general microwave food, its manner of packing, takes packaged food except utilizing packing box and upper cover; for meeting sealing and meeting preservation condition; usual meeting encapsulates with thin film in outside again, when needs carry out microwave, must tear film action open; or; peplos utilizes blade cut paddling to do, so, the danger causing food to be produced by heating using microwave pressure can be avoided.But, for the microwave food in supermarket, market, attendant help microwave time, no matter be carry out tearing film open or carrying out opening packing box in the mode of lancinating, be all a troublesome thing, and, after heating using microwave, also need to utilize adhesive tape to seal, shrink-wrap operation, food can be avoided to leak outside.Visible, existing microwave packaging box, packaging bag, the loaded down with trivial details inconvenience of its occupation mode, and, although re-used adhesive tape to make shrink-wrap, or the good sanitary condition such as fresh-keeping cannot be reached, therefore, market has multiple just can the packaging of heating using microwave without the need to removing packaging film, this kind of packing film is when heating using microwave produces pressure, can releasing pressure automatically, prevent the problem popped.
But those existing products have following problem:
Although the pressure produced after 1 heating can release, after pressure releases, sealing effectiveness is not good, and the foreign objects such as dust easily enter, and has pollution and hygienic issues.
2, film of some sealing is on processing procedure and be attached on Packaging box body and comparatively bother.
Can releasing pressure automatically when 3, though some product weighing-appliance has heating to produce pressure, often effect be unevident.
Although 4, those packing films can be used in automatic Regulation packaging, vacuum-packed external pressure is greater than internal pressure, and automatic Regulation can be made to pack cannot be vacuumized, therefore general all inapplicable in vacuum packaging.
5, after the film of some product is heated, printing-ink can dissolve and fall into packaging, pollutes food.
Therefore, the utility model designer had TaiWan, China TWM495350 patent (corresponding application case:
China 201420669734.4; The U.S. 14/576,187; Germany 202014105885.0; Japan is real is willing to 2014-6402) generation, to solve the above problems.It provides a kind of confession to be used in the composite membrane of food heating automatic pressure-regulation packaging, and it includes: one first rete, is coated with one deck local release layer in the preset width of this first rete, one second rete, the position that this second rete corresponds to aforementioned local release layer is provided with cutting line, one adhesive-layer, this adhesive-layer is between the first rete and the second rete, by the first rete and the second rete glued together, in the position of local release layer, this first rete and the second rete form false adhesion, it relies on this local release layer and adhesive-layer this first rete gluing and the second rete, when allowing composite membrane form closing membrane bag or to be sealed box body, can prevent foreign object from entering interior room, when to be packaged being heated and interior room produce pressure, first rete at release layer position, local and the second rete can be strutted, to produce a space, pressure is allowed past to leak.Its problem is, be combined with adhesive-layer by local release layer between this second rete with first rete, if and the cutting line of the second rete all cuts, then the pressure mean allocation of interior room is at the every bit of the second rete, when causing the second rete pressurized, pressure, by the first rete and the second rete sticking together tightly, not easily has space to allow pressure release, although there is local release layer not act on.
Utility model content
In view of this, the utility model provides a kind of food heating automatic pressure-regulation to pack and composite membrane, can solve aforementioned background art problem.
For achieving the above object, the technical solution adopted in the utility model is:
Confession is used in a composite membrane for food heating automatic pressure-regulation packaging, and wherein, this composite membrane includes:
One first rete, is coated with one deck local release layer in the preset width of this first rete;
One second rete, the position that this second rete corresponds to aforementioned local release layer is provided with hole;
One adhesive-layer, this adhesive-layer between the first rete and the second rete, by the first rete and the second rete glued together, in the position of local release layer, this first rete and the second rete form false adhesion.
Described confession is used in the composite membrane of food heating automatic pressure-regulation packaging, wherein, there is between this local release layer and adhesive-layer a local hot melt adhesive layer, the width of this local hot melt adhesive layer is more than or equal to the width of local release layer, and local release layer is covered, to separate local release layer and adhesive-layer.
Described confession is used in the composite membrane of food heating automatic pressure-regulation packaging, and wherein, the width of this local release layer is greater than the width in hole, and the width of this local release layer is less than the width of adhesive-layer.
Described confession is used in the composite membrane of food heating automatic pressure-regulation packaging, and wherein, this hole is circular hole.
Described confession is used in the composite membrane of food heating automatic pressure-regulation packaging, and wherein, this hole is elongated hole.
For achieving the above object, the technical solution adopted in the utility model also comprises:
A food heating automatic pressure-regulation packaging, wherein, includes:
One box body, this box body has bottom one, and the periphery extended toward side from bottom, and this periphery surrounds into room in, and this periphery inside top is opening port;
One composite membrane, this composite film heat sealing fixes on box body periphery, and opening port is closed, this composite membrane includes one first rete, second rete and adhesive-layer, one deck local release layer is coated with in the preset width of this first rete, the position that this second rete corresponds to aforementioned local release layer is provided with hole, this adhesive-layer is between the first rete and the second rete, by the first rete and the second rete glued together, in the position of local release layer, this first rete and the second rete form false adhesion, second rete of this composite membrane is adjacent to the periphery being bonded at box body, local release layer is the position extending to interior room in the position corresponding to hot-seal, and have at least a hole to be in the position corresponding to interior room.
And, a kind of food heating automatic pressure-regulation packaging, wherein, comprise the closing membrane bag be made up of two films, this film bag has interior room and at least one hot-seal, wherein at least one film is a kind of composite membrane, this composite membrane includes one first rete, second rete and adhesive-layer, one deck local release layer is coated with in the preset width of this first rete, the position that this second rete corresponds to aforementioned local release layer is provided with hole, this adhesive-layer is between the first rete and the second rete, by the first rete and the second rete glued together, in the position of local release layer, this first rete and the second rete form false adhesion, wherein, second rete of this composite membrane is adjacent with another film, this local release layer position be in corresponding to hot-seal extends to the position of interior room, and have at least a hole to be in position corresponding to interior room.
Described food heating automatic pressure-regulation packaging, wherein, have a local hot melt adhesive layer between this local release layer and adhesive-layer, the width of this local hot melt adhesive layer is more than or equal to the width of local release layer, and local release layer is covered, to separate local release layer and adhesive-layer.
Described food heating automatic pressure-regulation packaging, wherein, the width of this local release layer is greater than the width in hole, and the width of this local release layer is less than the width of adhesive-layer.
Described food heating automatic pressure-regulation packaging, wherein, this hole is circular hole.
Described food heating automatic pressure-regulation packaging, wherein, this hole is elongated hole.
Described food heating automatic pressure-regulation packaging, wherein, this box body periphery has apical ring edge, and this composite film heat sealing fixes on this apical ring edge.
Effect of the present utility model and advantage as follows: the utility model is except the effect of possessing original bill TaiWan, China TWM495350 and corresponding each case thereof and advantage, by arranging porose (or elongated hole) at the second rete, the interior pressure of container is able to passing hole and the first rete of release layer position, local and the second rete is strutted, to produce space, pressure energy is allowed to let out content outdoor.
Accompanying drawing explanation
Fig. 1 a is the partial perspective exploded view of the utility model one embodiment composite membrane; Disclosing hole is circular hole;
Fig. 1 b is the partial perspective exploded view of the utility model one embodiment composite membrane; Disclosing hole is elongated hole;
Fig. 2 is the cross section exploded view of Fig. 1;
Fig. 3 is the schematic perspective view wound up after the utility model Fig. 1 composite membrane combines;
Fig. 4 is the section exploded view of another embodiment composite membrane of the utility model;
Fig. 5 is the schematic perspective view that the composite membrane of Fig. 1-Fig. 3 is used in a packaging;
Fig. 6 a is the 6a-6a sectional view of Fig. 5, and it shows non-heated condition;
Fig. 6 b is another state of Fig. 6 a, the state after its display heating;
Fig. 7 a is the 7a-7a sectional view of Fig. 6 a;
Fig. 7 b is the 7b-7b sectional view of Fig. 6 b;
Fig. 7 c is the 7c-7c sectional view of Fig. 6 b;
Fig. 8 is the schematic perspective view that the composite membrane of Fig. 4 is used in a packaging;
Fig. 9 a is 9a-9a sectional view (heating) in Fig. 8;
Fig. 9 b is another state diagram (display is heated) of Fig. 9 a;
Figure 10 a is 10a-10a sectional view in Fig. 9 a;
Figure 10 b is 10b-10b sectional view in Fig. 9 b;
Figure 10 c is 10c-10c sectional view in Fig. 9 b.
Description of reference numerals: the composite membrane 100 of food heating automatic pressure-regulation packaging; First rete 10; Second rete 20; Local release layer 30; Adhesive-layer 40; Hole 21; Width d1, d2, d3; Local hot melt adhesive layer 50; Food heating automatic pressure-regulation packaging 200; Box body 60; Bottom 61; Periphery 62; Food 67; Interior room 63; Opening port 64; Apical ring edge 65; Hot-seal 66; Pressure F; Space 31; Food heating automatic pressure-regulation packaging 300; Film 70; Closing membrane bag 71; Interior room 72; Hot-seal 74; Food 76.
Detailed description of the invention
Can have feature of the present utility model and its feature for making your juror and further understand, hereby enumerate following preferred embodiment and coordinate graphic being described as follows:
Refer to shown in Fig. 1 a-Fig. 3, be the composite membrane 100 of a kind of food heating automatic pressure-regulation packaging that the utility model one embodiment provides, it includes one first rete 10, second rete 20, local release layer 30 and adhesive-layer 40 formed.
In the middle of the utility model one embodiment, be coated with this local release layer 30 in the preset width of this first rete 10, this local release layer 30 is conventional typical off-shape agent, and this first rete 10 is then selected from nylon, acryl (acrylic), polyesters (polyester), polyethylene (polyethylene, PE), polypropylene (polypropylene, PP), polyamide (polyamide), ethylene styrene copolymer (ethylene-styrenecopolymer, ES), ring-type alkene copolymer (cyclo olefin), PETG (polyethyleneterephthalate, PET), ethylene-vinyl alcohol copolymer (ethylene vinyl alcohol, EVOH), ethylene-vinyl acetate copolymer (ethylene vinyl acetate, EVA), ionic high molecular cpd, PEN (polyethylene naphthatate, PEN), polyether-ether-ketone (poly ether ether ketone, PEEK), polysulfones (polysulfone), styrene-propene cyanogen copolymer (styrene acrylonitriles, SAN), polyimide (polyimide, PI), polyvinyl alcohol (polyvinyl alcohol, PVA), polypropylene cyanogen (polyacrylonitrile, PAN), polyurethane (polyurethane, PU), nylon (nylon), Merlon (polycarbonate, PC), paraffin paper, macromolecule multilayer is extrusion stretched PTFE film altogether, synthetic paper (synthetic paper), glassine paper (glassine paper), the paper wood of macromolecular material coating, paper, BOPP film, CPP film or the multilayer film be composited by two-layer above film material, in addition, the inner face of this first rete 10 for the purposes of printing, then can see printed article from outer surface, as word, figure or symbol, can for as instruction, illustrate, trade mark or the function such as to beautify.
And in the middle of an embodiment, the position corresponding to aforementioned local release layer 30 at this second rete 20 is provided with hole 21, this hole 21 can be single hole 21 or holes 21 most continuously, the shape in hole 21 be circular (as Fig. 1 a) or other shape, such as, also can be shown in elongated hole (as Fig. 1 b); And this second rete 20 is the material of the material identical with packaging itself or applicable welding, the monofilm that such as PP, ABS, CPP, LLDPE, CMPS material is made or the multilayer film that two or more monofilm is composited.
In one embodiment, this adhesive-layer 40 is between the first rete 10 and the second rete 20, with by the first rete 10 and the second rete 20 glued together, on whole the first rete 10 being coated on local release layer 30 of this adhesive-layer 40, therefore, in the position of local release layer 30, this first rete 10 and the second rete 20 form false adhesion; In addition, this adhesive-layer 40, except the first rete 10 and the second rete 20 being bondd, also can prevent the ink of the first rete 10 medial surface printing to be heated and dissolves and drop in packaging, pollute food.
In one embodiment, the width d2 of this local release layer 30 is greater than the width in hole 21, and the width d2 of this local release layer 30 is less than the width d1 of adhesive-layer 40.
Described in brought forward, shown in Fig. 4, in the middle of another embodiment, there is a local hot melt adhesive layer 50 between local release layer 30 and adhesive-layer 40, the width d3 of this local hot melt adhesive layer 50 is more than or equal to the width d2 of local release layer 30, the width d3 of the local hot melt adhesive layer 50 of the present embodiment is then greater than the width d2 of local release layer 30, it is left, right both sides cover on the first rete 10, and howsoever, this local hot melt adhesive layer 50 is mainly separating local release layer 30 and adhesive-layer 40, local release layer 30 is allowed not act at normal temperatures, and after at high temperature dissolving local hot melt adhesive layer 50, this local release layer 30 just generation effect, and except can be applicable to general food heating automatic pressure-regulation packaging, also can be applicable to food heating automatic pressure-regulation vacuum packaging.
Refer to shown in Fig. 5 ~ Fig. 7 b, the composite membrane 100 for the utility model Fig. 1-Fig. 3 is used in an embodiment of food heating automatic pressure-regulation packaging 200, and it comprises a box body 60 and aforementioned composite membrane 100 formed.
In one embodiment, this box body 60 have one bottom 61, and the periphery 62 of the extension from bottom 61 toward side, one is surrounded into for being installed in room 63 in food 67 by periphery 62, the inner side at periphery 62 top is opening port 64, outside is extended with apical ring edge 65, 100 heat-sealings of this composite membrane are fixed on the top of periphery 62, such as be fixed on apical ring edge 65, and the second rete 20 of composite membrane 100 is adjacent to the apical ring edge 65 being bonded at box body 60 periphery 62, and the local release layer 30 of this second rete 20 is in the position corresponding to hot-seal 66 and extends to the position of interior room 63, and have at least a hole to be in the position corresponding to interior room.
Refer to Fig. 6 b, Fig. 7 b, shown in Fig. 7 c, when food heating automatic pressure-regulation packaging 200 heating or heating using microwave, interior room 63 can produce pressure F, this pressure F wears out adhesive-layer 40 and enters between the second rete 20 and the first rete 10 from the hole 21 of the second rete 20, and false adhesion position is strutted formation one space 31, from then on pressure F then can disengage in space 31, to be released complete, be returned to again Fig. 6 a, the closed state of Fig. 7 a, enter to prevent foreign matter, if not local release layer 30, internal pressure cannot passing hole 21 allow the first rete 10 and the second rete 20 produce space, therefore, pressure cannot be discharged.
In addition, the composite membrane 100 of Fig. 4 equally also can be used in the food heating automatic pressure-regulation packaging 200 of the present embodiment, although many layer local hot melt adhesive layers 50, to use in effect not difference, its use can join the explanation of another embodiment following, then repeats no more in this.
Refer to shown in Fig. 8-Figure 10 b, composite membrane 100 for the utility model Fig. 4 is used in an embodiment of food heating automatic pressure-regulation packaging 300, it includes the closing membrane bag 71 that two films 70 are formed, this film bag 71 has interior room 72 for being installed in food 76 and at least one hot-seal 74, and wherein at least one film 70 uses this composite membrane 100, only use this composite membrane 100 as explanation with a film 70 in the present embodiment, another film 70 can use this identical composite membrane 100 or other laminating film, then it will not go into details at this for its constitution content, and the second rete 20 of this composite membrane 100 is adjacent with another film 70, and the local release layer 30 of this second rete 20 is in the position corresponding to hot-seal 74 and extends to the position of interior room 72, and have at least a hole to be in the position corresponding to interior room.
Refer to shown in Fig. 9 b, Figure 10 b, Figure 10 c, when food heating automatic pressure-regulation packs 300 heating using microwave, heat and pressure F can be produced in interior room 72, hot temperature degree can make local hot melt adhesive layer 50 soften, and pressure F penetrate from the hole 21 of the second rete 20 local hot melt adhesive layer 50 enter between the second rete 20 and the first rete 10, and false adhesion position is strutted formation one space 31, from then on pressure F then can disengage in space 31, to be released complete, be returned to again the closed state of Fig. 9 a, Figure 10 a, enter to prevent foreign matter.
The food heating automatic pressure-regulation packaging 300 of the present embodiment is when vacuumizing, before heating, effect due to local hot melt adhesive layer 50 allows local release layer 30 time-out effect, therefore, air can not enter interior room 72 by outside from the position in hole 21, therefore, the utility model is applicable to vacuum and antivacuum packaging.
Certainly, the composite membrane 100 of Fig. 1-Fig. 3 is useful in the film 70 in the present embodiment food heating automatic pressure-regulation packaging 300 too, but this kind of packaging is not suitable for being used in vacuum packaging.
More than illustrate the utility model just illustrative; and nonrestrictive, those of ordinary skill in the art understand, when not departing from the spirit and scope that claim limits; many amendments, change or equivalence can be made, but all will fall within protection domain of the present utility model.
Claims (16)
1. confession is used in a composite membrane for food heating automatic pressure-regulation packaging, and it is characterized in that, this composite membrane includes:
One first rete, is coated with one deck local release layer in the preset width of this first rete;
One second rete, the position that this second rete corresponds to aforementioned local release layer is provided with hole;
One adhesive-layer, this adhesive-layer between the first rete and the second rete, by the first rete and the second rete glued together, in the position of local release layer, this first rete and the second rete form false adhesion.
2. confession according to claim 1 is used in the composite membrane of food heating automatic pressure-regulation packaging, it is characterized in that, there is between this local release layer and adhesive-layer a local hot melt adhesive layer, the width of this local hot melt adhesive layer is more than or equal to the width of local release layer, and local release layer is covered, to separate local release layer and adhesive-layer.
3. confession according to claim 1 and 2 is used in the composite membrane of food heating automatic pressure-regulation packaging, and it is characterized in that, the width of this local release layer is greater than the width in hole, and the width of this local release layer is less than the width of adhesive-layer.
4. confession according to claim 1 and 2 is used in the composite membrane of food heating automatic pressure-regulation packaging, and it is characterized in that, this hole is circular hole.
5. confession according to claim 1 and 2 is used in the composite membrane of food heating automatic pressure-regulation packaging, and it is characterized in that, this hole is elongated hole.
6. a food heating automatic pressure-regulation packaging, is characterized in that, include:
One box body, this box body has bottom one, and the periphery extended toward side from bottom, and this periphery surrounds into room in, and this periphery inside top is opening port;
One composite membrane, this composite film heat sealing fixes on box body periphery, and opening port is closed, this composite membrane includes one first rete, second rete and adhesive-layer, one deck local release layer is coated with in the preset width of this first rete, the position that this second rete corresponds to aforementioned local release layer is provided with hole, this adhesive-layer is between the first rete and the second rete, by the first rete and the second rete glued together, in the position of local release layer, this first rete and the second rete form false adhesion, second rete of this composite membrane is adjacent to the periphery being bonded at box body, local release layer is the position extending to interior room in the position corresponding to hot-seal, and have at least a hole to be in the position corresponding to interior room.
7. food heating automatic pressure-regulation packaging according to claim 6, it is characterized in that, there is between this local release layer and adhesive-layer a local hot melt adhesive layer, the width of this local hot melt adhesive layer is more than or equal to the width of local release layer, and local release layer is covered, to separate local release layer and adhesive-layer.
8. food heating automatic pressure-regulation packaging according to claim 6, it is characterized in that, the width of this local release layer is greater than the width in hole, and the width of this local release layer is less than the width of adhesive-layer.
9. food heating automatic pressure-regulation packaging according to claim 6, it is characterized in that, this hole is circular hole.
10. food heating automatic pressure-regulation packaging according to claim 6, it is characterized in that, this hole is elongated hole.
11. food heating automatic pressure-regulation packagings according to claim 6, it is characterized in that, this box body periphery has apical ring edge, and this composite film heat sealing fixes on this apical ring edge.
12. 1 kinds of food heating automatic pressure-regulation packagings, it is characterized in that, comprise the closing membrane bag be made up of two films, this film bag has interior room and at least one hot-seal, wherein at least one film is a kind of composite membrane, this composite membrane includes one first rete, second rete and adhesive-layer, one deck local release layer is coated with in the preset width of this first rete, the position that this second rete corresponds to aforementioned local release layer is provided with hole, this adhesive-layer is between the first rete and the second rete, by the first rete and the second rete glued together, in the position of local release layer, this first rete and the second rete form false adhesion, wherein, second rete of this composite membrane is adjacent with another film, this local release layer position be in corresponding to hot-seal extends to the position of interior room, and have at least a hole to be in position corresponding to interior room.
13. food heating automatic pressure-regulation packagings according to claim 12, it is characterized in that, there is between this local release layer and adhesive-layer a local hot melt adhesive layer, the width of this local hot melt adhesive layer is more than or equal to the width of local release layer, and local release layer is covered, to separate local release layer and adhesive-layer.
14. food heating automatic pressure-regulation packagings according to claim 12, it is characterized in that, the width of this local release layer is greater than the width in hole, and the width of this local release layer is less than the width of adhesive-layer.
15. food heating automatic pressure-regulation packagings according to claim 12, it is characterized in that, this hole is circular hole.
16. food heating automatic pressure-regulation packagings according to claim 12, it is characterized in that, this hole is elongated hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520219261.2U CN204585977U (en) | 2015-04-13 | 2015-04-13 | Food heating automatic pressure-regulation packaging and composite membrane thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520219261.2U CN204585977U (en) | 2015-04-13 | 2015-04-13 | Food heating automatic pressure-regulation packaging and composite membrane thereof |
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| CN204585977U true CN204585977U (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520219261.2U Expired - Fee Related CN204585977U (en) | 2015-04-13 | 2015-04-13 | Food heating automatic pressure-regulation packaging and composite membrane thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108891781A (en) * | 2018-08-08 | 2018-11-27 | 陈丽琴 | A kind of vegetables and fruits preservation device for logistics transportation |
-
2015
- 2015-04-13 CN CN201520219261.2U patent/CN204585977U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108891781A (en) * | 2018-08-08 | 2018-11-27 | 陈丽琴 | A kind of vegetables and fruits preservation device for logistics transportation |
| CN108891781B (en) * | 2018-08-08 | 2020-05-15 | 浙江佳农果蔬股份有限公司 | Vegetable and fruit fresh-keeping device for logistics transportation |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20190413 |