CN219278265U

CN219278265U - Sealing film with easy-to-tear notch

Info

Publication number: CN219278265U
Application number: CN202223064997.6U
Authority: CN
Inventors: 罗建华
Original assignee: Foshan Shunde Yiming Packaging Co ltd
Current assignee: Foshan Shunde Yiming Packaging Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-06-30
Anticipated expiration: 2032-11-18

Abstract

The utility model relates to a sealing film with an easy-to-tear notch, which comprises a sealing part and tearing parts, wherein the sealing part and a plurality of groups of tearing parts are integrally formed, the sealing part and the tearing parts are respectively provided with a sealing layer in sealing fit with a packaging opening, and a sensing layer and a surface coating which are sequentially arranged above the sealing layer.

Description

Sealing film with easy-to-tear notch

Technical Field

The utility model relates to the field of sealing film structures, in particular to a sealing film with an easy-to-tear notch.

Background

The traditional blister support is matched with the aluminum plastic film heat-sealed packaging container, and the film tearing position is generally set to be a protruding film structure, so that a consumer can conveniently grasp the protruding film position when tearing the film, and the function of easy tearing is achieved.

However, the protruding film is too thin to be grasped, and when the film is pulled upwards, the film is easy to slide, so that the film cannot be torn off smoothly, the existing film can be torn off only integrally, and when the product in the packaging container needs to be poured out, the sealing film needs to be torn off to be larger in opening, so that the pouring components of the product (such as feeds for pet fish, birds and the like) are inconvenient to control.

Disclosure of Invention

The utility model improves the prior art aiming at the defects and provides a sealing film with easy-to-tear notch, which has the following technical scheme:

the utility model provides a sealing membrane with easily tear incision, including with the sealed sealing portion of laminating of packing opening with around set up in a plurality of groups of tearing of sealing portion periphery tear the portion of taking off, sealing portion with a plurality of groups tear the portion integrated into one piece of taking off, it all including with the sealed sealing layer of laminating of packing opening and locate induction layer and the surface coating of sealing layer top in proper order, the surface coating is provided with the weakening line, the both ends of this weakening line respectively with one of them tear the portion of taking off and be connected, form and tear the mouth of taking off.

The sealing layer, the induction layer and the surface layer are integrally laminated in a overlaying mode.

The surface layer includes a buffer layer.

Further, the bottom end surface of the buffer layer is compounded with a foaming layer, the buffer layer is made of PE or PET materials, and the foaming layer is a CPE foaming film, a PE film, a PP foaming film or a paperboard.

Further, the bottom end surface of the buffer layer is compounded with a reinforcing layer, and the reinforcing layer is made of PET or PE materials.

Further, a PET layer or a PE layer is compounded on the top end surface of the buffer layer.

The induction layer is made of aluminum foil materials.

The sealing part is attached to the upper surface of the packaging opening and is suitable for the packaging opening, and the outer edge of the attaching part of the tearing part and the packaging opening is sequentially cut off the sealing layer, the induction layer and the surface layer.

The sealing layer is made of PET, PE, PP, EVA or hot melt adhesive materials.

Further, the upper end face of the sealing layer is compounded with a reinforcing layer.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the sealing part and the tearing part are integrally formed, the sealing part and the tearing part are respectively provided with the sealing layer, the sensing layer and the surface layer which are integrated by the film in a overlaying mode, the surface layer is provided with the weakening line, two ends of the weakening line are connected with one of the tearing parts, when the film needs to be lifted from a plastic bottle opening or other plastic containers, the sealing layer, the sensing layer and the surface layer which are integrated by bonding can be simultaneously grasped by a human hand, so that the film is more convenient to lift and tear the tearing opening by a user through holding the tearing part, and the packaging container is more convenient to lift a smaller seasoning opening by the user.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the following description of the embodiments will briefly describe the drawings that are required to be used in the description:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of the structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of a tear-off port according to the present utility model;

FIG. 4 is a block diagram of an embodiment of the present utility model;

FIG. 5 is a diagram showing a second embodiment of the present utility model;

comprising the following steps: 1. a sealing part; 2. tearing off the part; 3. a sealing layer; 4. an induction layer; 5. a surface layer; 6. a line of weakness; 7. tearing off the opening; 8. a buffer layer; 10. a foaming layer; 11. a reinforcing layer; 12. PET layer/PE layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

Embodiments of the present utility model will be described in further detail below with reference to the attached drawings, as follows:

embodiment one:

the utility model provides a sealing membrane with easily tear incision, including sealing portion 1 with the sealed laminating of packing opening and around setting up in at least two sets of tearing portion 2 of tearing portion 1 periphery, sealing portion 1 and the tearing portion 2 integrated into one piece of a plurality of groups, it all includes the sealing layer 3 with the sealed laminating of packing opening and locate induction layer 4 and the surface coating 5 of sealing layer 3 top in proper order, surface coating 5 is provided with weakening line 6, the both ends of this weakening line 6 are connected with one of them tearing portion 2 respectively, form and tear the mouth 7, tear mouth 7 shape and size and decide by practical application, do not restrict, this weakening line 6 is arranged by the recess of a plurality of V shape structures and is formed, can only cut the weakening line 6 in surface cutting department of surface coating 5 to the film through induction layer 4, sealing layer 3 material has the easy tearing nature, and when tearing, all layers tear along weakening line 6 department together.

The sealing layer 3, the sensing layer 4 and the surface layer 5 are integrally laminated by overlapping.

The surface layer 5 comprises a buffer layer 8, a foam layer 10 is compounded on the bottom end surface of the buffer layer 8, the buffer layer 8 is made of PE material, and the foam layer 10 is CPE foam film.

The sensing layer 4 is made of aluminum foil material.

Sealing portion 1 laminating in package open-ended upper surface and with this package open-ended adaptation, tear portion 2 lie in sealing portion 1 and package open-ended laminating department outward flange cut off sealing layer 3, induction layer 4 and surface coating 5 in proper order, through cutting off sealing layer 3, induction layer 4 and surface coating 5 at package open-ended laminating department outward flange, can be convenient for tear portion 2 through holding in the palm and lift up tearing opening 7 with opening to the film.

The sealing layer 3 is made of PET material.

Embodiment two:

the utility model provides a sealing membrane with easily tear incision, including sealing portion 1 with the sealed laminating of packing opening and around setting up in at least two sets of tearing portion 2 of sealing portion 1 periphery, sealing portion 1 and the integrated into one piece of tearing portion 2 of a plurality of groups, it all includes sealing layer 3 with the sealed laminating of packing opening and locate induction layer 4 and the surface coating 5 above sealing layer 3 in proper order, surface coating 5 is provided with weakening line 6, the both ends of this weakening line 6 are connected with one of them tearing portion 2 respectively, form and tear the mouth 7, tear mouth 7 shape and size and decide by practical application, do not restrict, tear mouth 7 cuts off a suitable for a short time mouth at the border, be approximately only 0.5 ~ 0.8mm apart from the border, this weakening line 6 is formed by the recess arrangement of a plurality of V shape structure, only weakening line 6 in surface coating surface cutting department of film through induction layer 4, the material of sealing layer 3 has the easy nature of tearing, and when tearing, all layers are along the weakening line 6 department edge together.

The surface layer 5 comprises a buffer layer 8, wherein a reinforcing layer 11 is compounded on the bottom end surface of the buffer layer 8, the reinforcing layer 11 is made of PET, and a PE layer 12 is compounded on the top end surface of the buffer layer 8.

The sensing layer 4 is made of aluminum foil material.

The sealing part 1 is attached to the upper surface of the packaging opening and is suitable for the packaging opening, the tearing part 2 is positioned at the outer edge of the attaching part of the sealing part 1 and the packaging opening to sequentially cut off the sealing layer 3, the sensing layer 4 and the surface layer 5, and the tearing part 2 can be conveniently held to lift the tearing opening 7 on the film.

The sealing layer 3 is made of PE material, and the upper end face of the sealing layer 3 is compounded with a reinforcing layer 11.

According to the packaging container, the sealing part 1 and the tearing part 2 are integrally formed, the sealing part 1 and the tearing part 2 are respectively provided with the sealing layer 3, the sensing layer 4 and the surface layer 5 which are integrally formed by film overlapping, the surface layer 5 is provided with the weakening line 6, two ends of the weakening line 6 are connected with one tearing part 2, when a film needs to be lifted from a plastic bottle opening or other plastic containers, a user can grasp the sealing layer 3, the sensing layer 4 and the surface layer 5 which are integrally formed by film at the same time, so that a user can lift the tearing opening 7 of the film by holding the tearing part 2, and the packaging container can be lifted by the user conveniently.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sealing membrane with easily tear incision, including with packing opening seal laminating sealing portion (1) and around set up in a plurality of groups of tearing portion (2) of tearing portion (1) periphery, its characterized in that, sealing portion (1) with a plurality of groups tear portion (2) integrated into one piece, it is all including sealing layer (3) with packing opening seal laminating and locate induction layer (4) and surface layer (5) above sealing layer (3) in proper order, surface layer (5) are provided with weakening line (6), the both ends of this weakening line (6) respectively with one of them tear portion (2) and be connected, form and tear and take off mouth (7).

2. Sealing film with easy-to-tear notch according to claim 1, characterized in that the sealing layer (3), the induction layer (4) and the cover layer (5) are bonded together by means of overlapping.

3. Sealing film with easy tearing cut according to claim 1, characterized in that the cover layer (5) comprises a buffer layer (8).

4. A sealing film with easy tearing notch according to claim 3, wherein the bottom end surface of the buffer layer (8) is compounded with a foaming layer (10), the buffer layer (8) is made of PE or PET material, and the foaming layer (10) is a PE foaming film, a PE film, a PP foaming film or a cardboard.

5. A sealing film with easy tearing slit according to claim 3, characterized in that the bottom end surface of the buffer layer (8) is compounded with a reinforcing layer (11), and the reinforcing layer (11) is made of PET or PE material.

6. The sealing film with the easy-to-tear notch according to claim 5, wherein the top end surface of the buffer layer (8) is compounded with a PET layer or a PE layer (12).

7. Sealing film with easy tearing slit according to claim 1, characterized in that the induction layer (4) is made of aluminium foil material.

8. Sealing film with easy-to-tear notch according to claim 1, characterized in that the sealing part (1) is attached to the upper surface of the packaging opening and is adapted to the packaging opening, and the tearing part (2) is located at the outer edge of the attaching part of the sealing part (1) and the packaging opening to sequentially cut off the sealing layer (3), the sensing layer (4) and the surface layer (5).

9. Sealing film with easy tearing cut according to claim 1, characterized in that the sealing layer (3) is made of PET, PE, PP, EVA or hot melt adhesive material.

10. Sealing film with easy tearing slit according to claim 1 or 9, characterized in that the upper end face of the sealing layer (3) is composited with a reinforcing layer (11).