CN218967677U

CN218967677U - Easily tear lid

Info

Publication number: CN218967677U
Application number: CN202223136161.2U
Authority: CN
Inventors: 赵华; 王康杰; 张炜炜; 张雷; 刘超
Original assignee: Zhejiang Bosheng New Material Technology Co ltd
Current assignee: Zhejiang Bosheng New Material Technology Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-05-05
Anticipated expiration: 2032-11-25

Abstract

An easy-to-tear cover. Solves the problem that the anti-counterfeiting code of the existing easy-tearing cover easily pollutes the articles in the tank body. It includes metal apron and sealing membrane, metal apron on be equipped with connecting portion and opening, sealing membrane cover in the opening top and be connected with connecting portion, sealing membrane include the aluminium foil barrier layer, the aluminium foil barrier layer on sign indicating number anti-fake label is beaten through laser on the surface, the surface of aluminium foil barrier layer is equipped with the PET inoxidizing coating outward, the outside of aluminium foil barrier layer internal surface is equipped with the heat seal layer, the heat seal layer bond the connecting portion at metal apron, PET inoxidizing coating and/or heat seal layer cover in anti-fake label's outside. The anti-counterfeiting mark has the beneficial effects that the anti-counterfeiting mark is arranged on the aluminum foil barrier layer through laser coding, and then the anti-counterfeiting mark is covered by the PET protective layer and/or the heat sealing layer, so that the anti-counterfeiting mark is prevented from polluting substances in the tank body.

Description

Easily tear lid

Technical Field

The utility model relates to an easy-to-tear cover.

Background

At present, the food packaging can generally comprises a can body and a cover body, wherein the can body is generally an iron can, and the cover body is generally made of tinplate or aluminum plate. The cover body generally comprises an annular cover ring connected with the tank body, a sealing film (easy-tearing film) which can be conveniently opened is arranged on the annular cover ring, the easy-tearing cover belongs to novel combined packaging materials, and the cover body has the characteristics of easy tearing, safety, sanitation, convenience in taking content and the like after being sealed by a metal tank, is mainly applied to the packaging fields of milk powder, food, dairy products, medicines and the like, and is mainly used for sealing canned milk powder.

However, the existing products packaged by using the easy-to-tear cover cannot realize the purpose that consumers inquire the authenticity of the purchased goods, the place of production, the production process and other information of the goods. Along with the increasingly strong competition of sales markets, the sold products adopt merchants with easily torn covers for packaging, and the problems of goods channeling and counterfeiting are frequently found in the sales process; and merchants conduct various marketing campaigns always end in failure. Therefore, a reasonable scheme is required to be provided to realize the business requirements of anti-counterfeiting, anti-channel conflict, tracing, point marketing, lottery drawing and the like for product sales, so that legal rights and interests of consumers and merchants are ensured, the going of the articles can be tracked by utilizing the anti-counterfeiting code, the articles are effectively managed, and the commodity channel conflict and the like are prevented. Therefore, some easy-to-tear covers are provided with anti-counterfeiting code layers, the existing anti-counterfeiting code layers are usually sprayed by UV ink, and a protective film is covered outside the anti-counterfeiting code layers, but a curing agent (ink) sprayed by UV has certain carcinogenicity, so that the anti-counterfeiting code layers are not applicable to food packaging. The other is to spray the code through the mode of laser code printing, it will be easy to tear the lid processing and finish the back and beat the code again, it will have certain destruction to sealing film protective layer, can produce the dust in addition when laser code printing (although can purify through the clarifier, still have remained), also can have certain influence to food safety, and this kind of protection film is destroyed and makes easy tearing the lid can not be directly used for the can that needs high temperature cooking to disinfect, or contain liquid food can, otherwise cause the naked aluminium foil of anti-fake sign indicating number department to be corroded easily.

Disclosure of Invention

The utility model provides an easy-to-tear cover, which aims to solve the problem that an anti-counterfeiting code of the existing easy-to-tear cover easily pollutes articles in a tank body in the background art.

The technical scheme of the utility model is as follows: the utility model provides an easily tear lid, includes metal apron and sealing membrane, metal apron on be equipped with connecting portion and opening, sealing membrane cover in the opening top and be connected with connecting portion, sealing membrane includes the aluminium foil barrier layer, the aluminium foil barrier layer on go out anti-fake sign by laser coding, the surface of aluminium foil barrier layer is equipped with the PET inoxidizing coating outward, the outside of aluminium foil barrier layer internal surface is equipped with the heat seal layer, the heat seal layer bond the connecting portion at metal apron, PET inoxidizing coating and/or heat seal layer cover in anti-fake sign's outside.

As a further improvement of the utility model, the anti-counterfeiting mark comprises a first mark and a second mark, wherein the first mark and the second mark are printed on the aluminum foil barrier layer through a laser coding machine, and the first mark and the second mark are arranged on the aluminum foil barrier layer and are concavely arranged relative to the surface of the aluminum foil barrier layer.

As a further improvement of the utility model, the anti-counterfeiting mark can be a two-dimensional code or a supervision code or a number or a symbol or a letter.

As a further improvement of the utility model, the aluminum foil barrier layer is provided with a coding region, and the anti-counterfeiting mark is arranged in the coding region.

As a further improvement of the utility model, the outer surface of the aluminum foil barrier layer protrudes out to form a plurality of protruding points, the PET protective layer is attached to the protruding points, and the protruding points are arranged outside the coding area.

As a further improvement of the utility model, the inner surface of the aluminum foil barrier layer is recessed to the outer surface to form a plurality of grooves, the heat sealing layer is attached to the grooves, and the grooves are arranged outside the coding area.

As a further improvement of the utility model, the anti-counterfeiting mark comprises a first mark and a second mark, wherein the first mark is arranged on the outer side of the aluminum foil barrier layer, the second mark is arranged on the inner side of the aluminum foil barrier layer, the PET protective layer covers the outer side of the first mark, the heat sealing layer covers the inner side of the second mark, and the first mark and the second mark are mutually related.

As a further improvement of the utility model, the heat seal layer is a polyethylene film or a cast polypropylene film and is bonded to the aluminum foil barrier layer by an adhesive.

As a further improvement of the utility model, the sealing film extends outwards to form an operation part which is convenient to operate, the operation part can be folded and arranged, and the operation part is provided with a glue block which is convenient to adhere.

The anti-counterfeiting mark has the beneficial effects that the aluminum foil barrier layer is arranged to well block the materials, the anti-counterfeiting mark is arranged on the aluminum foil barrier layer through laser coding, and then the anti-counterfeiting mark is covered by the PET protective layer and/or the heat sealing layer, so that the anti-counterfeiting mark is prevented from polluting the materials in the tank body, and the easily torn cover or the anti-counterfeiting mark is prevented from being polluted or damaged by damaging the protective layer. The utility model also has the advantages of simple structure, convenient assembly, high safety performance, long service life and the like.

Drawings

Fig. 1 is a schematic structural diagram of an easy-to-tear cap according to an embodiment of the present utility model.

Fig. 2 is a schematic structural view of the reverse side of the easy-to-tear cover according to the embodiment of the present utility model.

Fig. 3 is a schematic structural view of a sealing film according to an embodiment of the present utility model.

Fig. 4 is a schematic structural view of the reverse side of the sealing film according to the embodiment of the present utility model.

Fig. 5 is a schematic sectional view of a sealing film according to an embodiment of the present utility model.

In the figure, 1, a metal cover ring; 11. a connection part; 2. sealing film; 21. an aluminum foil barrier layer; 22. an anti-counterfeiting mark; 23. PET protective layer; 24. a heat-sealing layer; 25. a first identifier; 26. a second identifier; 27. coding area; 28. a bump; 29. a groove; 3. an operation unit; 31. and (5) a glue block.

Detailed Description

Embodiments of the utility model are further described below with reference to the accompanying drawings:

the easy-to-tear cover is shown by combining fig. 1 with fig. 2-5, and comprises a metal cover ring 1 and a sealing film 2, wherein the metal cover ring 1 is provided with a connecting part 11 and an opening part, the sealing film 2 covers the upper part of the opening part and is connected with the connecting part 11, and the sealing film 2 comprises an aluminum foil barrier layer 21, specifically, the aluminum foil barrier layer is an aluminum foil sheet, and the mechanical property of the easy-to-tear cover is good, so that the easy-to-tear cover is a preferable mode of the utility model. The anti-counterfeiting mark 22 is coded on the surface of the aluminum foil barrier layer 21 through laser, a PET protective layer 23 is arranged outside the outer surface of the aluminum foil barrier layer 21, a heat seal layer 24 is arranged outside the inner surface of the aluminum foil barrier layer 21, the heat seal layer 24 is adhered to the connecting part 11 of the metal cover ring 1, and the PET protective layer 23 and/or the heat seal layer 24 are covered on the outer side of the anti-counterfeiting mark 22. The anti-counterfeiting mark has the beneficial effects that the aluminum foil barrier layer is arranged to well block the materials, the anti-counterfeiting mark is arranged on the aluminum foil barrier layer through laser coding, and then the anti-counterfeiting mark is covered by the PET protective layer and/or the heat sealing layer, so that the anti-counterfeiting mark is prevented from polluting the materials in the tank body, and the easily torn cover or the anti-counterfeiting mark is prevented from being polluted or damaged by damaging the protective layer. The utility model also has the advantages of simple structure, convenient assembly, high safety performance, long service life and the like.

The anti-counterfeiting mark 22 comprises a first mark 25 and a second mark 26, the first mark 25 and the second mark 26 are printed on the aluminum foil barrier layer 21 through a laser coding machine, and the first mark 25 and the second mark 26 are arranged on the aluminum foil barrier layer 21 and are concavely arranged relative to the surface of the aluminum foil barrier layer 21. The first mark and/or the second mark are/is firstly coded on the aluminum foil barrier layer through laser coding, and then the first mark and/or the second mark are/is covered through the PET protective layer and/or the heat sealing layer, so that the processing difficulty during secondary covering is avoided, dust pollution caused in the original cover processing engineering is avoided, and meanwhile, a puncture surface is avoided being formed on the protective film, so that the medium is corroded to be easy to tear the cover or the anti-counterfeiting mark.

The anti-counterfeiting mark 22 can be a two-dimensional code or a supervision code or a number or a symbol or a letter. In the actual production process, the anti-counterfeiting mark is usually a two-dimensional code, and of course, numbers, letters, specific symbols and the like can be used, and of course, a combination mode can also be used, for example, the first anti-counterfeiting mark is a two-dimensional code, the scanning code can display company, product information and the like, and meanwhile, the anti-counterfeiting mark has a propaganda effect, and the second anti-counterfeiting mark can be used for verifying the product mainly in a number, letters, a combination mode thereof or the like, so that the anti-counterfeiting mark is prevented from being imitated.

The aluminum foil barrier layer 21 is provided with a coding region 27, and the anti-counterfeiting mark 22 is arranged in the coding region 27. The code printing area is arranged, so that the code printing can be facilitated, and the code scanning of a user can be facilitated.

The outer surface of the aluminum foil barrier layer 21 is provided with a plurality of protruding points 28, the PET protective layer 23 is attached to the protruding points 28, and the protruding points 28 are arranged outside the coding area 27. Specifically, the inner surface of the aluminum foil barrier layer 21 is recessed to the outer surface to form a plurality of grooves 29, the heat sealing layer is attached to the plurality of grooves 29, and the grooves 29 are arranged outside the coding area 27. The arrangement of the convex points and the grooves is convenient for the cover body to be embossed, the whole product is more beautiful, the film outside the aluminum foil barrier layer can be tightened, and the cover surface stiffness is good.

The anti-counterfeiting mark 22 comprises a first mark 25 and a second mark 26, the first mark 25 is arranged on the outer side of the aluminum foil barrier layer 21, the second mark 26 is arranged on the inner side of the aluminum foil barrier layer 21, the PET protective layer 23 covers the outer side of the first mark 25, the heat sealing layer 24 covers the inner side of the second mark 26, and the first mark 25 and the second mark 26 are arranged in a mutually associated mode. The first mark and the second mark respectively contain information of the packaging container matched with the easy-tearing cover, and the information of the first mark and the second mark are different but are related to each other, so that the traceability of the product is realized, and the anti-counterfeiting performance of the product is improved; the first sign sets up in the surface, and the help consumer just can know partial basic information before purchasing, and the second sign then sets up in the internal surface, can't learn its information before uncapping, only opens after purchasing and just can verify, has further guaranteed anti-fake effect. When the PET protective layer circulates, the PET protective layer is prevented from being damaged by chemical reagents or physical scratches, and the first mark is prevented from being damaged by artificial intention or accident, so that the two-dimensional code reading is prevented from being influenced. Usually, the second mark is arranged corresponding to the first mark, so that the embossing forming effect of the product is better, the product is more attractive, the processing is convenient, the production cost is reduced, and the first mark can not be correspondingly arranged, for example, the first mark is arranged on the operation part of the sealing film, even the cover body or the tank body.

The heat-seal layer 24 is a polyethylene film or a cast polypropylene film and is bonded to the aluminum foil barrier layer 21 by an adhesive.

The heat sealing layer adopts heat sealing glue, and the heat sealing glue is liquid mixture, can evenly paint in aluminium foil barrier layer below, not only plays the effect of preventing aluminium foil barrier layer surface oxidation, and heat sealing effect is good moreover, ensures sealedly, protection product.

Of course, the heat sealing layer can also be made of polyethylene film, and is adhered to the aluminum foil barrier layer through adhesive, and the polyethylene film is special PE, and has good pollution resistance, barrier property, toughness and puncture resistance, and good tearing property when being heat sealed with the metal cover ring.

The heat sealing layer adopts a tape casting polypropylene film which is bonded with the aluminum foil barrier layer through an adhesive, the tape casting polypropylene film is a toughening inner film, the stamping forming resistance effect is good, and the tape casting polypropylene film has good tearing property during heat sealing.

The sealing film 2 is outwards extended to form an operation part 3 which is convenient to operate, the operation part 3 can be folded, and the operation part 3 is provided with a glue block 31 which is convenient to adhere. The setting of gluing piece is convenient for with the reverse front that glues of operating portion at the sealing membrane, avoids the sealing membrane of perk to be opened by external force maloperation in the handling.

In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

The skilled person will know: while the utility model has been described in terms of the foregoing embodiments, the inventive concepts are not limited to the utility model, and any modifications that use the inventive concepts are intended to be within the scope of the appended claims.

Claims

1. The utility model provides an easily tear lid, includes metal apron (1) and sealing membrane (2), metal apron (1) on be equipped with connecting portion (11) and opening, sealing membrane (2) cover in opening top and be connected with connecting portion (11), wherein sealing membrane (2) include aluminium foil barrier layer (21), aluminium foil barrier layer (21) on the surface go out anti-fake mark (22) through the laser coding, aluminium foil barrier layer (21)'s surface is equipped with PET inoxidizing coating (23) outward, aluminium foil barrier layer (21) internal surface's outside is equipped with heat seal layer (24), heat seal layer (24) bond connecting portion (11) at metal apron (1), PET inoxidizing coating (23) and/or heat seal layer (24) cover in anti-fake mark (22) outside, anti-fake mark (22) include first sign indicating number (25) and second sign indicating number (26), first sign indicating number (25) and second sign indicating number (26) all through the laser coding machine on aluminium foil (21) and second sign indicating number (21) are equipped with on the relative barrier layer (27) and are sunken on aluminium foil barrier layer (21), the anti-counterfeiting mark (22) is arranged in the coding area (27), the inner surface of the aluminum foil barrier layer (21) is recessed to the outer surface to form a plurality of grooves (29), the heat sealing layer is attached to the grooves (29), and the grooves (29) are arranged outside the coding area (27).

2. The easy-to-tear cap according to claim 1, characterized in that the anti-counterfeiting mark (22) can be a two-dimensional code or a supervision code or a number or a symbol or a letter.

3. The easy-tearing cover according to claim 1, wherein the outer surface of the aluminum foil barrier layer (21) is provided with a plurality of protruding points (28) outwards, the PET protective layer (23) is attached to the protruding points (28), and the protruding points (28) are arranged outside the coding area (27).

4. The easy-tearing cover according to claim 1, characterized in that the anti-counterfeiting mark (22) comprises a first mark (25) and a second mark (26), the first mark (25) is arranged on the outer side of the aluminum foil barrier layer (21), the second mark (26) is arranged on the inner side of the aluminum foil barrier layer (21), the PET protective layer (23) covers the outer side of the first mark (25), the heat sealing layer (24) covers the inner side of the second mark (26), and the first mark (25) and the second mark (26) are arranged in a mutually associated mode.

5. A peel-off cover according to claim 1, characterized in that the heat-seal layer (24) is a polyethylene film or a cast polypropylene film and is bonded to the aluminium foil barrier layer (21) by means of an adhesive.

6. The easy-tearing cover according to claim 1, wherein the sealing film (2) is outwardly extended with an operation part (3) convenient to operate, the operation part (3) can be folded and folded, and the operation part (3) is provided with a glue block (31) convenient to adhere.