Composite aluminum foil bag

Abstract

The utility model relates to the technical field of aluminum foil bags, in particular to a composite aluminum foil bag which comprises a rubber base and a label opening, the rubber base is fixedly connected to the bottom of an aluminum foil bag body, the label opening is fixedly connected to the front face of the aluminum foil bag body, and the composite aluminum foil bag is provided with a polyethylene layer, a polypropylene casting high-temperature cooking-resistant film and a shrink film. Through the structure, the purpose of improving the tear resistance of the aluminum foil bag is achieved, the polyethylene layer has the characteristics of being non-toxic, odorless and odorless, is suitable for being used in a low-temperature environment, can play a role in cold insulation for food, and also has the properties of moisture resistance, oxidation resistance, acid resistance, alkali resistance and the like, and the polypropylene casting high-temperature cooking-resistant film has good high-temperature resistance, and is suitable for being used in a low-temperature environment. The aluminum foil bag has the advantages that the aluminum foil bag is not easy to deform at high temperature and has excellent puncture resistance and impact resistance, and the shrink film tightly wraps a packaged object, so that the aluminum foil bag is not easy to damage due to external force, food leakage or package breakage is avoided, and food sanitation and safety are prevented from being affected.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum foil bags, in particular to a composite aluminum foil bag. Background Art

[0002] Composite aluminum foil bag is a packaging material with a multi-layer composite film structure, usually containing at least one layer of aluminum foil. It combines the excellent barrier properties of aluminum foil with the flexibility and heat resistance of plastics. It is widely used in the following scenarios: Food packaging: Composite aluminum foil bags have strong ability to block oxygen and moisture, which can keep food fresh and extend the shelf life. They are often used to package meat, dry goods, cooked food, milk powder, etc. Pharmaceutical packaging: Pharmaceuticals have high requirements for the barrier, moisture resistance and light-shielding properties of packaging materials. Composite aluminum foil bags can meet these requirements and ensure the stability and effectiveness of drugs. Chemical product packaging: For some chemical reagents, fine chemical products, etc., composite aluminum foil bags can effectively block the volatilization of chemical substances and pollution from the external environment. Electronic product packaging: Anti-static composite aluminum foil bags can prevent static electricity from damaging electronic components and protect electronic products from static electricity during transportation and storage. Military supply packaging: Military supplies have high requirements for packaging materials More stringent, composite aluminum foil bags are often used to package military equipment and supplies due to their excellent protective properties, steamed food packaging: specific composite aluminum foil bags can withstand high-temperature steaming processes and are suitable for packaging foods that require heating treatment, such as soft cans, etc., vacuum packaging: composite aluminum foil bags can be used to make vacuum packaging, further reducing the oxygen content in the package and extending the shelf life of food, clothing packaging: in the clothing industry, composite aluminum foil bags can be used to package high-end clothing to protect clothing from dust and moisture. Composite aluminum foil bags are one of the important packaging materials in many industries due to their reliable performance and applicability. In the prior art, although aluminum foil bags for packaging food can ensure the sealing of food in the bag, the tear and puncture resistance of aluminum foil bags are generally not high in special circumstances, which will cause the aluminum foil bags to be easily damaged due to external forces during transportation, handling or use, resulting in food leakage or packaging rupture, affecting the hygiene and safety of food. Utility Model Content

[0003] The purpose of the utility model is to provide a composite aluminum foil bag to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A composite aluminum foil bag, comprising an aluminum foil bag body, and further comprising:

[0006] The rubber base is fixedly connected to the bottom of the aluminum foil bag body. The aluminum foil bag body can increase the stability of the bag when placed on the table through the rubber base at the bottom. In addition, the rubber material is relatively soft and easy to fold, which will not affect the storage of the aluminum foil bag body.

[0007] A label opening is fixedly connected to the front side of the aluminum foil bag body.

[0008] As a preferred solution of the utility model, the expansion belt is fixedly connected to the upper part of the aluminum foil bag body. The expansion belt is arranged on the upper part of the aluminum foil bag body, which can help the food or other substances put into the bag to enter the interior of the bag more quickly, and also plays a role in preventing splashing to a certain extent;

[0009] A sealing strip is fixedly connected to the inside of the expansion belt, and then the sealing strip is used to help seal the bag to maintain the airtightness of the food and prevent it from spoiling or cooling.

[0010] As a preferred solution of the utility model, a protective layer is fixedly connected to the outside of the aluminum foil bag body;

[0011] Liner bag: the inner part of the aluminum foil bag body is fixedly connected with the liner bag. In order to further protect and keep the food in the bag warm, an inner liner bag is also arranged in the aluminum foil bag body. The interior of the liner bag is composed of several materials.

[0012] As a preferred solution of the utility model, the polyethylene layer is fixedly connected to the interior of the inner liner bag. The polyethylene layer is non-toxic, tasteless and odorless, suitable for use in low temperature environments, can keep food cold, and also has moisture-proof, anti-oxidation, acid-resistant, alkali-resistant and other properties;

[0013] The polypropylene cast high temperature cooking resistant film is fixedly connected to one side of the polyethylene layer. The polypropylene cast high temperature cooking resistant film has good high temperature resistance, is not easy to deform at high temperature, and has excellent puncture resistance and impact resistance.

[0014] As a preferred solution of the utility model, a high temperature resistant polyester film, one side of the polypropylene cast high temperature resistant cooking film is fixedly connected with a high temperature resistant polyester film, and the high temperature resistant polyester film is also suitable for packaging and contacting with cooking food;

[0015] Shrink film: one side of the high temperature resistant polyester film is fixedly connected with a shrink film, which will shrink when subjected to hot air treatment or infrared irradiation during use and tightly wrap around the packaged object, and has puncture and tear resistance, thus providing good sealing for the food in the bag.

[0016] As a preferred solution of the utility model, an aluminum foil layer is fixedly connected to one side of the shrink film;

[0017] A nylon film layer is fixedly connected to one side of the aluminum foil layer.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] In the utility model, a polyethylene layer, a polypropylene cast high-temperature cooking-resistant film and a shrink film are provided, and the purpose of improving the tear resistance of the aluminum foil bag is achieved through the structure. The polyethylene layer has the characteristics of being non-toxic, tasteless and odorless, is suitable for use in a low-temperature environment, can keep food cold, and also has the properties of being moisture-proof, anti-oxidation, acid-resistant, alkali-resistant and the like. The polypropylene cast high-temperature cooking-resistant film has good high-temperature resistance, is not easy to deform at high temperatures, and has excellent puncture resistance and impact resistance. The shrink film will shrink when subjected to hot air treatment or infrared irradiation during use, and is tightly wrapped around the packaged object, so that the aluminum foil bag is not easily damaged due to external force, and the situation of food leakage or package rupture, which affects the hygiene and safety of food, is avoided. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the overall front view structure of the utility model;

[0022] Figure 3 It is a schematic diagram of the overall internal structure of the utility model;

[0023] Figure 4 It is a schematic diagram of the overall internal material structure of the utility model.

[0024] In the figure: 1. Aluminum foil bag body; 2. Rubber base; 3. Label opening; 4. Expanding belt; 5. Sealing strip; 6. Protective layer; 7. Liner bag; 8. Polyethylene layer; 9. Polypropylene cast high-temperature cooking-resistant film; 10. High-temperature resistant polyester film; 11. Shrink film; 12. Aluminum foil layer; 13. Nylon film layer. DETAILED DESCRIPTION

[0025] In order to make the technical means, objectives and effects of the present invention easy to understand, the embodiments of the present invention are described in detail below with reference to specific drawings.

[0026] It should be noted that all terms used in the present invention for directional and positional indications, such as "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "inside", "outside", "top", "lower", "lateral", "longitudinal", "center", etc., are only used to explain the relative positional relationship and connection conditions between the components in a certain state (as shown in the accompanying drawings), and are only for the convenience of describing the present invention, rather than requiring the present invention to be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the descriptions of "first", "second", etc. in the present invention are only used for descriptive purposes, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features.

[0027] In the description of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0029] See also Figure 1-4 , the utility model provides a technical solution:

[0030] A composite aluminum foil bag, comprising an aluminum foil bag body 1, and further comprising:

[0031] The rubber base 2 is fixedly connected to the bottom of the aluminum foil bag body 1. The aluminum foil bag body 1 can increase the stability of the bag when placed on the table through the rubber base 2 at the bottom. In addition, the rubber material is relatively soft and easy to fold, which will not affect the storage of the aluminum foil bag body 1.

[0032] The label opening 3 is fixedly connected to the front side of the aluminum foil bag body 1 .

[0033] As an example of the present invention, the expansion belt 4 is fixedly connected to the upper part of the aluminum foil bag body 1. The expansion belt 4 is arranged on the upper part of the aluminum foil bag body 1, which can help the food or other substances put into the bag to enter the interior of the bag more quickly, and also plays a role in preventing splashing to a certain extent;

[0034] The sealing strip 5 is fixedly connected to the inside of the expansion belt 4, and then the sealing strip 5 helps to seal the bag to maintain the airtightness of the food and prevent it from deteriorating or cooling.

[0035] As an example of the present invention, the protective layer 6, the outside of the aluminum foil bag body 1 is fixedly connected with the protective layer 6;

[0036] Liner bag 7: The interior of the aluminum foil bag body 1 is fixedly connected with the liner bag 7. In order to further protect and keep the food in the bag warm, the aluminum foil bag body 1 is also provided with the liner bag 7. The interior of the liner bag 7 is composed of several materials.

[0037] As an example of the present invention, the polyethylene layer 8 is fixedly connected to the inner liner bag 7. The polyethylene layer 8 is non-toxic, tasteless and odorless, suitable for use in low temperature environments, and can keep food cold. It also has moisture-proof, anti-oxidation, acid-resistant and alkali-resistant properties;

[0038] The polypropylene cast high temperature cooking resistant film 9 is fixedly connected to one side of the polyethylene layer 8. The polypropylene cast high temperature cooking resistant film 9 has good high temperature resistance, is not easy to deform at high temperature, and has excellent puncture resistance and impact resistance.

[0039] As an example of the present invention, a high temperature resistant polyester film 10, a high temperature resistant polyester film 10 is fixedly connected to one side of the polypropylene cast high temperature resistant cooking film 9, and the high temperature resistant polyester film 10 is also suitable for packaging and contacting with cooking food;

[0040] Shrink film 11: A shrink film 11 is fixedly connected to one side of the high-temperature resistant polyester film 10. The shrink film 11 will shrink when subjected to hot air treatment or infrared irradiation during use and will be tightly wrapped around the packaged object. It has puncture and tear resistance and provides good sealing for the food in the bag.

[0041] As an example of the present invention, an aluminum foil layer 12 is fixedly connected to one side of the shrink film 11;

[0042] Nylon film layer 13: One side of the aluminum foil layer 12 is fixedly connected with the nylon film layer 13.

[0043] Working principle: When in use, the aluminum foil bag body 1 can increase the stability of the bag when placed on the table through the rubber base 2 at the bottom. In addition, the rubber material is relatively soft and easy to fold, which will not affect the storage of the aluminum foil bag body 1. An expansion belt 4 is arranged above the aluminum foil bag body 1, which can help the food or other substances put into the bag to enter the interior of the bag more quickly, and to a certain extent also plays a role in preventing splashing. Then, the sealing strip 5 helps to seal the bag to maintain the sealing of the food and prevent it from deteriorating or cooling. In order to further protect and keep the food in the bag warm, an inner liner bag 7 is also arranged in the aluminum foil bag body 1. The inner liner bag 7 is It is composed of several materials, among which the polyethylene layer 8 is non-toxic, tasteless and odorless, suitable for use in low-temperature environments, and can keep food cold. It also has moisture-proof, anti-oxidation, acid-resistant, alkali-resistant and other properties. The polypropylene cast high-temperature cooking-resistant film 9 has good high-temperature resistance, is not easy to deform at high temperatures, and has excellent puncture resistance and impact resistance. Similarly, the high-temperature resistant polyester film 10 is also suitable for packaging and contact with steamed food. The shrink film 11 will shrink when it is treated with hot air or infrared rays during use, and is tightly wrapped around the packaged object. It has puncture resistance and tear resistance, and provides good sealing for the food in the bag.

[0044] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A composite aluminum foil bag, comprising an aluminum foil bag body (1), characterized in that: Also includes: A rubber base (2), wherein the rubber base (2) is fixedly connected to the bottom of the aluminum foil bag body (1); A label opening (3), wherein the label opening (3) is fixedly connected to the front side of the aluminum foil bag body (1).

2. A composite aluminum foil bag according to claim 1, characterized in that: An expansion belt (4), wherein the expansion belt (4) is fixedly connected to the upper part of the aluminum foil bag body (1); A sealing strip (5), the inside of the expansion strip (4) is fixedly connected with the sealing strip (5).

3. The composite aluminum foil bag according to claim 1, characterized in that: A protective layer (6), the protective layer (6) being fixedly connected to the outside of the aluminum foil bag body (1); An inner liner bag (7) is fixedly connected to the interior of the aluminum foil bag body (1).

4. A composite aluminum foil bag according to claim 3, characterized in that: A polyethylene layer (8), the interior of the liner bag (7) being fixedly connected with the polyethylene layer (8); A polypropylene cast high temperature cooking resistant film (9), wherein one side of the polyethylene layer (8) is fixedly connected with the polypropylene cast high temperature cooking resistant film (9).

5. A composite aluminum foil bag according to claim 4, characterized in that: A high temperature resistant polyester film (10), wherein one side of the polypropylene cast high temperature cooking resistant film (9) is fixedly connected with the high temperature resistant polyester film (10); A shrink film (11), wherein one side of the high temperature resistant polyester film (10) is fixedly connected with the shrink film (11).

6. A composite aluminum foil bag according to claim 5, characterized in that: An aluminum foil layer (12), wherein one side of the shrink film (11) is fixedly connected to the aluminum foil layer (12); A nylon film layer (13), wherein one side of the aluminum foil layer (12) is fixedly connected with the nylon film layer (13).

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