Breathable antioxidant composite film bag

Abstract

The utility model discloses a breathable antioxidation composite membrane bag, relates to composite membrane field, including bag body, dustproof membrane and material component, the center of bag body is provided with the fixed membrane, and the front side and the rear side of fixed membrane are provided with protective membrane, and one side of protective membrane is fixedly connected with the expansion membrane, dustproof membrane is provided above fixed membrane front side and rear side, and the material component is provided with the material component. And an adhesive tape is arranged on the inner side surface of the dustproof film. According to the breathable anti-oxidation composite film bag, the fixing film and the material assembly are arranged, in the using process of the composite film bag, the composite film bag is separated, so that the storage space of the composite film bag is larger, the using range of the composite film bag is wider, people can fold and store the composite film bag conveniently in the follow-up process, and the practicability of the composite film bag is improved. Meanwhile, the composite film bag has the excellent performance of breathability, oxidation resistance, tensile strength, water resistance and the like, the composite film bag is protected to a certain degree, the service life of the composite film bag is prolonged, and people can conveniently use the composite film bag.

Description

Technical Field

[0001] The utility model relates to the field of composite films, in particular to a breathable and anti-oxidation composite film bag. Background Art

[0002] In the packaging industry, composite film refers to a material composed of two or more films of different materials. By combining multiple materials together, the packaging can have better performance. This type of packaging is a composite film bag. Composite film bags can be suitable for a variety of different products, such as food, medicine, cosmetics, etc.

[0003] However, the current composite film bags still have some shortcomings. For example, a partitioned composite film bag with application number 202321609852.1 has not yet fully considered the breathable and anti-oxidation structure of the composite film bag. In the process of using the composite film bag, if the breathable and anti-oxidation structure of the composite film bag is not fully considered, the performance of the composite film bag is poor, and it is easy to be damaged during use, and even cause damage to the stored items, which is inconvenient for people to use the composite film bag.

[0004] Therefore, it is urgent to improve this shortcoming. The utility model studies and improves the existing structure and shortcomings, and provides a breathable and antioxidant composite film bag. Utility Model Content

[0005] The purpose of the utility model is to provide a breathable and anti-oxidation composite film bag to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a breathable and antioxidant composite film bag, comprising a bag body, a dustproof film and a material component, a fixed film is arranged at the center of the bag body, and protective films are arranged on the front and rear sides of the fixed film, and an expansion film is fixedly connected to one side of the protective film, the dustproof film is arranged on the front and rear sides above the fixed film, and an adhesive tape is arranged on the inner surface of the dustproof film, the material component is arranged on the surface of the bag body, and the material component includes a biaxially oriented polypropylene base layer, a tensile mesh layer, a chlorinated polypropylene antioxidant layer, a polyethylene breathable layer, an adhesive layer and a waterproof coating.

[0007] Furthermore, a lifting piece is fixedly connected to the top of the fixed film, and a carrying groove is provided on the surface of the lifting piece.

[0008] Furthermore, a protective pad is fixedly connected to the edge of the hand-carrying groove, and the protective pad is fixedly connected to the surface of the lifting member.

[0009] Furthermore, the side of the expansion membrane is fixedly connected to the fixed membrane, and the first folding membrane is fixedly connected above the connection between the protective membrane and the expansion membrane, and the second folding membrane is fixedly connected below the connection between the protective membrane and the expansion membrane.

[0010] Furthermore, the side edge of the dustproof film is arranged on a side surface of the protective film, and the dustproof film is bonded and connected to the surface of the protective film by an adhesive tape.

[0011] Furthermore, a tensile mesh layer is arranged on the outer side of the biaxially oriented polypropylene base layer, a chlorinated polypropylene anti-oxidation layer is arranged on the outer side of the tensile mesh layer, and a polyethylene breathable layer is arranged on the outer side of the chlorinated polypropylene anti-oxidation layer.

[0012] Furthermore, an adhesive layer is provided at the junction of the biaxially stretched polypropylene base layer, the tensile mesh layer, the chlorinated polypropylene anti-oxidation layer and the polyethylene breathable layer, and the biaxially stretched polypropylene base layer, the tensile mesh layer, the chlorinated polypropylene anti-oxidation layer and the polyethylene breathable layer are tightly connected by the adhesive layer, and a waterproof coating is provided on the surface of the polyethylene breathable layer.

[0013] Furthermore, the tensile mesh layer is composed of a first nylon monofilament and a second nylon monofilament, and a plurality of the first nylon monofilament and the second nylon monofilament are provided, and the plurality of the first nylon monofilaments and the second nylon monofilaments are interwoven in warp and weft.

[0014] The utility model provides a breathable and anti-oxidation composite film bag, which has the following beneficial effects:

[0015] 1. The utility model is provided with a fixed film, and the bag body is divided into two parts by arranging the fixed film in the center of the bag body, and a protective film is arranged on the front and rear sides of the fixed film, and an expansion film is fixedly connected to one side of the protective film, and a first folding film is fixedly connected above the connection between the protective film and the expansion film, and a second folding film is fixedly connected below the connection between the protective film and the expansion film. The improved device utilizes the fixed film to achieve the purpose of separation of the composite film bag. In the process of using the composite film bag, the composite film bag is separated, so that the storage space of the composite film bag is larger, the use range of the composite film bag is wider, and it is convenient for people to fold and store the composite film bag later, which is convenient for people to use the composite film bag.

[0016] 2. The utility model is provided with a material component. By arranging the material component on the surface of the bag body, a tensile mesh layer is arranged on the outside of the biaxially stretched polypropylene base layer, and a chlorinated polypropylene anti-oxidation layer is arranged on the outside of the tensile mesh layer. In addition, a polyethylene breathable layer is arranged on the outside of the chlorinated polypropylene anti-oxidation layer, and an adhesive layer is used to tightly connect the biaxially stretched polypropylene base layer, the tensile mesh layer, the chlorinated polypropylene anti-oxidation layer and the polyethylene breathable layer, and a waterproof coating is arranged on the surface of the polyethylene breathable layer. The improved device utilizes the material component to make the composite film bag achieve the purpose of breathability and anti-oxidation. In the process of using the composite film bag, the composite film bag has breathable and anti-oxidation properties, and the tensile performance of the composite film bag is better, and the waterproof performance of the composite film bag is better. The composite film bag is protected to a certain extent, and the service life of the composite film bag is extended, which is convenient for people to use the composite film bag. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the three-dimensional structure of the breathable and anti-oxidation composite film bag of the utility model;

[0018] Figure 2 This is a schematic diagram of the three-dimensional split structure of the breathable and anti-oxidation composite film bag of the utility model;

[0019] Figure 3 This is a schematic diagram of the three-dimensional structure of the second nylon monofilament, a material component of the breathable and anti-oxidation composite membrane bag of the utility model;

[0020] Figure 4 It is a schematic diagram of the three-dimensional disassembled structure of the material components of the breathable and anti-oxidation composite film bag of the utility model.

[0021] In the figure: 1. bag body; 2. fixing film; 3. lifting piece; 4. carrying slot; 5. protective pad; 6. protective film; 7. expansion film; 8. first folding film; 9. second folding film; 10. dustproof film; 11. adhesive tape; 12. material components; 1201. biaxially oriented polypropylene base layer; 1202. tensile mesh layer; 1203. chlorinated polypropylene antioxidant layer; 1204. polyethylene breathable layer; 1205. adhesive layer; 1206. waterproof coating; 13. first nylon monofilament; 14. second nylon monofilament. DETAILED DESCRIPTION

[0022] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0023] like Figure 1 and Figure 2As shown, the breathable and anti-oxidation composite film bag comprises a bag body 1, a dustproof film 10 and a material component 12. A fixed film 2 is arranged at the center of the bag body 1. A lifting piece 3 is fixedly connected to the top of the fixed film 2, and a hand-carrying groove 4 is provided on the surface of the lifting piece 3. A protective pad 5 is fixedly connected to the edge of the hand-carrying groove 4, and the protective pad 5 is fixedly connected to the surface of the lifting piece 3, so that people can lift the bag body 1. Protective films 6 are arranged on the front and back sides of the fixed film 2, and an expansion film 7 is fixedly connected to one side of the protective film 6. The side edge of the expansion film 7 is fixedly connected to the fixed film 2. A first folding film 8 is fixedly connected above the connection between the protective film 6 and the expansion film 7, and a second folding film 9 is fixedly connected below the connection between the protective film 6 and the expansion film 7, so that people can fold and store the composite film bag later. The dust-proof film 10 is arranged on the front and back sides above the fixed film 2, and the inner surface of the dust-proof film 10 is provided with an adhesive tape 11. The side edge of the dust-proof film 10 is arranged on one side surface of the protective film 6, and the dust-proof film 10 is adhered and connected to the surface of the protective film 6 by the adhesive tape 11. The structure is simple, which is convenient for people to use the composite film bag.

[0024] like Figure 1 , Figure 3 Hehe Figure 4 As shown, the material component 12 is arranged on the surface of the bag body 1, and the material component 12 includes a biaxially oriented polypropylene base layer 1201, a tensile mesh layer 1202, a chlorinated polypropylene anti-oxidation layer 1203, a polyethylene breathable layer 1204, an adhesive layer 1205 and a waterproof coating 1206. The outer side of the biaxially oriented polypropylene base layer 1201 is provided with a tensile mesh layer 1202, and the outer side of the tensile mesh layer 1202 is provided with a chlorinated polypropylene anti-oxidation layer 1203, and the outer side of the chlorinated polypropylene anti-oxidation layer 1203 is provided with a polyethylene breathable layer 1204, and the junction of the biaxially oriented polypropylene base layer 1201, the tensile mesh layer 1202, the chlorinated polypropylene anti-oxidation layer 1203 and the polyethylene breathable layer 1204 is provided with an adhesive layer. The biaxially oriented polypropylene base layer 1201, the tensile mesh layer 1202, the chlorinated polypropylene antioxidant layer 1203 and the polyethylene breathable layer 1204 are tightly connected by the adhesive layer 1205, and the surface of the polyethylene breathable layer 1204 is provided with a waterproof coating 1206, the tensile mesh layer 1202 is composed of a first nylon monofilament 13 and a second nylon monofilament 14, and the first nylon monofilament 13 and the second nylon monofilament 14 are each provided with a plurality of first nylon monofilaments 13 and second nylon monofilaments 14, and the warp and weft of the plurality of first nylon monofilaments 13 and second nylon monofilaments 14 are interwoven, so that the composite film bag has excellent properties such as air permeability, anti-oxidation, tensile resistance and waterproofness, provides certain protection for the composite film bag, prolongs the service life of the composite film bag, and facilitates people to use the composite film bag.

[0025] In summary, the breathable and antioxidant composite film bag, according to Figure 1-Figure 4The structure shown in, in the process of using the composite film bag, first, by setting a fixed film 2 in the center of the bag body 1, the bag body 1 is divided into two parts, and a protective film 6 is set on the front and back sides of the fixed film 2, and an expansion film 7 is fixedly connected to one side of the protective film 6, and a first folding film 8 is fixedly connected above the connection between the protective film 6 and the expansion film 7, and a second folding film 9 is fixedly connected below the connection between the protective film 6 and the expansion film 7, so that the storage space of the composite film bag is larger, and it is convenient for people to fold and store the composite film bag later. In addition, by setting a material component 12 on the surface of the bag body 1, a biaxially oriented polypropylene base layer 1201 A tensile mesh layer 1202 is arranged on the outside of the tensile mesh layer 1202, and a chlorinated polypropylene antioxidant layer 1203 is arranged on the outside of the tensile mesh layer 1202. In addition, a polyethylene breathable layer 1204 is arranged on the outside of the chlorinated polypropylene antioxidant layer 1203, and an adhesive layer 1205 is used to tightly connect the biaxially oriented polypropylene base layer 1201, the tensile mesh layer 1202, the chlorinated polypropylene antioxidant layer 1203 and the polyethylene breathable layer 1204, and a waterproof coating 1206 is arranged on the surface of the polyethylene breathable layer 1204, so that the composite film bag has excellent properties such as breathability, anti-oxidation, tensile resistance and waterproofness, which is convenient for people to use the composite film bag.

[0026] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A breathable and anti-oxidation composite film bag, comprising a bag body (1), a dustproof film (10) and a material component (12), characterized in that: A fixed film (2) is arranged at the center of the bag body (1), and protective films (6) are arranged on the front and rear sides of the fixed film (2), and an expansion film (7) is fixedly connected to one side of the protective film (6); the dustproof film (10) is arranged on the front and rear sides above the fixed film (2), and an adhesive tape (11) is arranged on the inner surface of the dustproof film (10); the material component (12) is arranged on the surface of the bag body (1), and the material component (12) includes a biaxially oriented polypropylene base layer (1201), a tensile mesh layer (1202), a chlorinated polypropylene anti-oxidation layer (1203), a polyethylene breathable layer (1204), an adhesive layer (1205) and a waterproof coating (1206).

2. The breathable and anti-oxidation composite film bag according to claim 1, characterized in that: A lifting piece (3) is fixedly connected to the top of the fixed film (2), and a hand-carrying groove (4) is provided on the surface of the lifting piece (3).

3. The breathable and anti-oxidation composite film bag according to claim 2, characterized in that: A protective pad (5) is fixedly connected to the edge of the hand-carrying groove (4), and the protective pad (5) is fixedly connected to the surface of the lifting member (3).

4. The breathable and anti-oxidation composite film bag according to claim 1, characterized in that: The side edge of the expansion membrane (7) is fixedly connected to the fixed membrane (2), and a first folding membrane (8) is fixedly connected above the connection between the protective membrane (6) and the expansion membrane (7), and a second folding membrane (9) is fixedly connected below the connection between the protective membrane (6) and the expansion membrane (7).

5. The breathable and anti-oxidation composite film bag according to claim 1, characterized in that: The side edge of the dustproof film (10) is arranged on a side surface of the protective film (6), and the dustproof film (10) is bonded and connected to the surface of the protective film (6) via an adhesive tape (11).

6. The breathable and anti-oxidation composite film bag according to claim 1, characterized in that: The outer side of the biaxially oriented polypropylene base layer (1201) is provided with a tensile mesh layer (1202), and the outer side of the tensile mesh layer (1202) is provided with a chlorinated polypropylene anti-oxidation layer (1203), and the outer side of the chlorinated polypropylene anti-oxidation layer (1203) is provided with a polyethylene breathable layer (1204).

7. The breathable and anti-oxidation composite film bag according to claim 1, characterized in that: An adhesive layer (1205) is provided at the intersection of the biaxially oriented polypropylene base layer (1201), the tensile mesh layer (1202), the chlorinated polypropylene anti-oxidation layer (1203) and the polyethylene breathable layer (1204), and the biaxially oriented polypropylene base layer (1201), the tensile mesh layer (1202), the chlorinated polypropylene anti-oxidation layer (1203) and the polyethylene breathable layer (1204) are tightly connected by the adhesive layer (1205), and the surface of the polyethylene breathable layer (1204) is provided with a waterproof coating (1206).

8. The breathable and anti-oxidation composite film bag according to claim 1, characterized in that: The tensile mesh layer (1202) is composed of a first nylon monofilament (13) and a second nylon monofilament (14), and the first nylon monofilament (13) and the second nylon monofilament (14) are provided in plurality, and the plurality of the first nylon monofilaments (13) and the second nylon monofilaments (14) are interwoven in warp and weft.

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