CN210679944U

CN210679944U - Novel anti-freezing packaging film

Info

Publication number: CN210679944U
Application number: CN201921048054.XU
Authority: CN
Inventors: 范智勇; 薛圣光; 薛成雷; 尤良铁; 韦震
Original assignee: Wenzhou Gettel Plastic Co ltd
Current assignee: Wenzhou Gettel Plastic Co ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-06-05
Anticipated expiration: 2029-07-05

Abstract

The utility model discloses a novel anti-freezing packaging film, which comprises a polypropylene inner layer, wherein a PET reinforced inner layer, a PET reinforced outer layer, an anti-freezing layer, an aluminum foil net positioning layer and a polypropylene outer layer are sequentially arranged outside the polypropylene inner layer from inside to outside; the outer surface of the PET reinforcing outer layer is bonded with the inner surface of the anti-freezing layer; the outer surface of the anti-freezing layer is bonded with the inner surface of the aluminum foil net positioning layer, and the outer surface of the aluminum foil net positioning layer is bonded with the inner surface of the polypropylene outer layer; the aluminum foil net positioning layer is provided with a storage hole at a local position, an anti-counterfeiting block is embedded in the storage hole, and an anti-counterfeiting information layer is arranged on the outer surface of the anti-counterfeiting block. Above-mentioned technical scheme, structural design is reasonable, simple structure, separate effectual, the anti-fake effectual, not fragile, long service life and practicality are good of temperature.

Description

Novel anti-freezing packaging film

Technical Field

The utility model relates to the technical field of films, concretely relates to novel anti freezing packaging film.

Background

The film is made of plastic, adhesive, rubber or other materials. The scientific interpretation of the film is as follows: a 2-dimensional material formed by atomic, molecular or ionic deposition on a substrate surface. Example (c): optical films, composite films, superconducting films, polyester films, nylon films, plastic films, and the like. The film is widely used in the industries of electronic and electric appliances, machinery, printing, packaging and the like.

The existing film has the following defects: the structure design is unreasonable, the function is single, the influence by the outside temperature is big, easy damage, short service life, the practicality is poor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a structural design is reasonable, simple structure, separate that the temperature is effectual, anti-fake effectual, not fragile, long service life and the good novel anti-freezing packaging film of practicality.

In order to achieve the above purpose, the utility model provides a following technical scheme: a novel anti-freezing packaging film comprises a polypropylene inner layer, wherein a PET (polyethylene terephthalate) reinforced inner layer, a PET reinforced outer layer, an anti-freezing layer, an aluminum foil net positioning layer and a polypropylene outer layer are sequentially arranged outside the polypropylene inner layer from inside to outside, the outer surface of the polypropylene inner layer is bonded with the inner surface of the PET reinforced inner layer, a heat insulation cavity is arranged between the PET reinforced inner layer and the PET reinforced outer layer, a plurality of positioning lugs are arranged in the heat insulation cavity, the inner ends of the positioning lugs are bonded with the outer surface of the PET reinforced inner layer, and the outer ends of the positioning lugs are bonded with the inner surface of the PET reinforced outer layer; the outer surface of the PET reinforcing outer layer is bonded with the inner surface of the anti-freezing layer; the outer surface of the anti-freezing layer is bonded with the inner surface of the aluminum foil net positioning layer, and the outer surface of the aluminum foil net positioning layer is bonded with the inner surface of the polypropylene outer layer; the aluminum foil net positioning layer is characterized in that a storage hole is formed in the local position of the aluminum foil net positioning layer, an anti-counterfeiting block is embedded in the storage hole, and an anti-counterfeiting information layer is arranged on the outer surface of the anti-counterfeiting block.

By adopting the technical scheme, the aluminum foil net positioning layer not only has a positioning effect on the anti-freezing layer, but also has a good anti-freezing effect; the PET reinforced inner layer and the PET reinforced outer layer play a role in reinforcing the whole film, so that the whole film is not easy to damage, and the heat insulation cavity between the PET reinforced inner layer and the PET reinforced outer layer has a good heat insulation effect, so that the inside of the film is slightly influenced by external temperature; the anti-counterfeiting block has good concealment, is not easy to counterfeit and has good anti-counterfeiting performance; the whole novel anti-freezing packaging film has the advantages of reasonable structural design, simple structure, good heat insulation effect, good anti-counterfeiting effect, difficult damage, long service life and good practicability.

The utility model discloses further set up to: the anti-freezing layer is made of glass wool materials, and the thickness of the anti-freezing layer is 0.05-0.15 mm.

The utility model discloses still further set up to: the polypropylene outer layer is a transparent biaxially oriented polypropylene film, and the thickness of the polypropylene outer layer is 0.01-0.03 mm.

The utility model discloses still further set up to: the anti-counterfeiting block is made of a copper material, and the outer surface of the anti-counterfeiting information layer of the anti-counterfeiting block is flush with the outer surface of the aluminum foil net positioning layer.

The utility model discloses still further set up to: the number of the positioning lugs is more than three, and the positioning lugs are all rectangular lugs.

The utility model discloses still further set up to: the outer surface of the polypropylene layer is integrally provided with a plurality of isolation convex blocks, the isolation convex blocks are all of rectangular structures, and the thickness of the isolation convex blocks is 0.3-1 mm. Through this setting, the structure sets up more rationally, keeps apart the lug and plays limiting displacement for the film reduces the area of contact with other current parts, plays the additional strengthening simultaneously.

The utility model has the advantages that: compared with the prior art, the utility model has more reasonable structure, the aluminum foil net positioning layer not only has the positioning function to the anti-freezing layer, but also has good anti-freezing effect; the PET reinforced inner layer and the PET reinforced outer layer play a role in reinforcing the whole film, so that the whole film is not easy to damage, and the heat insulation cavity between the PET reinforced inner layer and the PET reinforced outer layer has a good heat insulation effect, so that the inside of the film is slightly influenced by external temperature; the anti-counterfeiting block has good concealment, is not easy to counterfeit and has good anti-counterfeiting performance; the isolation bump plays a role in limiting, so that the contact area of the film with other existing parts is reduced, and a reinforcing effect is achieved; the whole novel anti-freezing packaging film has the advantages of reasonable structural design, simple structure, good heat insulation effect, good anti-counterfeiting effect, difficult damage, long service life and good practicability.

The invention is further described with reference to the drawings and the specific embodiments.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is an enlarged schematic view of a portion I in fig. 1.

Detailed Description

In the description of the present embodiment, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", etc. appear, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 and 2, the utility model discloses a novel anti-freezing packaging film, including polypropylene inlayer 1, the outer PET strengthens inlayer 2, PET strengthens outer 3, freeze-proof layer 4, aluminium foil net locating layer 5 and polypropylene skin 6 from interior to exterior in proper order outside polypropylene inlayer 1, the surface of polypropylene inlayer 1 bonds with the internal surface of PET strengthens inlayer 2, be provided with heat insulating chamber 7 between PET strengthens inlayer 2 and PET strengthens outer 3, be provided with polylith location lug 8 in the heat insulating chamber 7, location lug 8 the inner bonds with the surface of PET strengthens inlayer 2, location lug 8 outer end bonds with the internal surface of PET strengthens outer 3; the outer surface of the PET reinforcing outer layer 3 is bonded with the inner surface of the anti-freezing layer 4; the outer surface of the anti-freezing layer 4 is bonded with the inner surface of the aluminum foil net positioning layer 5, and the outer surface of the aluminum foil net positioning layer 5 is bonded with the inner surface of the polypropylene outer layer 6; the aluminum foil net positioning layer 5 is provided with a storage hole 51 at a local position, an anti-counterfeiting block 9 is embedded in the storage hole 51, and an anti-counterfeiting information layer 91 is arranged on the outer surface of the anti-counterfeiting block 9.

Preferably, the anti-counterfeiting information layer 91 is formed by engraving with laser by using existing laser equipment, and the anti-counterfeiting information layer 91 is engraved with anti-counterfeiting patterns, anti-counterfeiting characters or a combination of the anti-counterfeiting patterns and the characters.

In order to make the structure of the present invention more reasonable, preferably, the anti-freezing layer 4 of the present embodiment is made of glass wool, and the thickness of the anti-freezing layer 4 is 0.05-0.15 mm.

The polypropylene outer layer 6 is a transparent biaxially oriented polypropylene film, and the thickness of the polypropylene outer layer 6 is 0.01-0.03 mm.

The anti-counterfeiting block 9 is made of a copper material, and the outer surface of the anti-counterfeiting information layer 91 of the anti-counterfeiting block 9 is flush with the outer surface of the aluminum foil net positioning layer 5.

The number of the positioning lugs 8 is more than three, and the positioning lugs 8 are all rectangular lugs.

The outer surface of the polypropylene outer layer 6 is integrally provided with a plurality of isolation bumps 61, the isolation bumps 61 are all of a rectangular structure, and the thickness of each isolation bump 61 is 0.3-1 mm. Preferably, the number of the isolation bumps 61 is three or more.

The PET reinforcing inner layer 2 and the PET reinforcing outer layer 3 are both made of high-temperature-resistant polyester films.

In practical application, the aluminum foil net positioning layer not only has a positioning effect on the anti-freezing layer, but also has a good anti-freezing effect; the PET reinforced inner layer and the PET reinforced outer layer play a role in reinforcing the whole film, so that the whole film is not easy to damage, and the heat insulation cavity between the PET reinforced inner layer and the PET reinforced outer layer has a good heat insulation effect, so that the inside of the film is slightly influenced by external temperature; the anti-counterfeiting block has good concealment, is not easy to counterfeit and has good anti-counterfeiting performance; the isolation bump plays a role in limiting, so that the contact area of the film with other existing parts is reduced, and a reinforcing effect is achieved; the whole novel anti-freezing packaging film has the advantages of reasonable structural design, simple structure, good heat insulation effect, good anti-counterfeiting effect, difficult damage, long service life and good practicability.

The above embodiments are only used for further explanation of the present invention, and it is not understood that the present invention is limited by the protection scope of the present invention, and the technical engineers in the field are right according to the above contents of the present invention.

Claims

1. A novel anti-freezing packaging film comprises a polypropylene inner layer (1), and is characterized in that: the anti-freezing polypropylene composite material is characterized in that a PET reinforcing inner layer (2), a PET reinforcing outer layer (3), an anti-freezing layer (4), an aluminum foil net positioning layer (5) and a polypropylene outer layer (6) are sequentially arranged outside the polypropylene inner layer (1) from inside to outside, the outer surface of the polypropylene inner layer (1) is bonded with the inner surface of the PET reinforcing inner layer (2), a heat insulation cavity (7) is arranged between the PET reinforcing inner layer (2) and the PET reinforcing outer layer (3), a plurality of positioning lugs (8) are arranged in the heat insulation cavity (7), the inner ends of the positioning lugs (8) are bonded with the outer surface of the PET reinforcing inner layer (2), and the outer ends of the positioning lugs (8) are bonded with the inner surface of the PET reinforcing outer layer (3); the outer surface of the PET reinforcing outer layer (3) is bonded with the inner surface of the anti-freezing layer (4); the outer surface of the anti-freezing layer (4) is bonded with the inner surface of the aluminum foil net positioning layer (5), and the outer surface of the aluminum foil net positioning layer (5) is bonded with the inner surface of the polypropylene outer layer (6); the aluminum foil net positioning layer (5) is provided with a storage hole (51) at a local position, an anti-counterfeiting block (9) is embedded in the storage hole (51), and an anti-counterfeiting information layer (91) is arranged on the outer surface of the anti-counterfeiting block (9).

2. The novel freeze-resistant packaging film of claim 1, wherein: the anti-freezing layer (4) is made of glass wool materials, and the thickness of the anti-freezing layer (4) is 0.05-0.15 mm.

3. The novel freeze-resistant packaging film of claim 1, wherein: the polypropylene outer layer (6) is a transparent biaxially oriented polypropylene film, and the thickness of the polypropylene outer layer (6) is 0.01-0.03 mm.

4. The novel freeze-resistant packaging film of claim 1, wherein: the anti-counterfeiting block (9) is made of a copper material, and the outer surface of the anti-counterfeiting information layer (91) of the anti-counterfeiting block (9) is flush with the outer surface of the aluminum foil net positioning layer (5).

5. The novel freeze-resistant packaging film of claim 1, wherein: the number of the positioning lugs (8) is more than three, and the positioning lugs (8) are all rectangular lugs.

6. The novel freeze-resistant packaging film of claim 1, wherein: the outer surface of the polypropylene outer layer (6) is integrally provided with a plurality of isolation bumps (61), the isolation bumps (61) are all of a rectangular structure, and the thickness of each isolation bump (61) is 0.3-1 mm.