Anti-deformation food packaging plastic bag
By using a combination of polycarbonate, HDPE film, aramid fiber and polyamide materials in food packaging plastic bags, combined with snap assembly and handle, the problem of easy cracking and deformation of existing plastic bags is solved, and high strength is achieved , wear-resistant and convenient use anti-deformed food packaging plastic bags.
Patent Information
- Application Number
- CN202322662755.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-09-29
- Publication Date
- 2025-01-07
- Estimated Expiration
- 2033-09-29
AI Technical Summary
Existing food packaging plastic bags are thin and prone to cracking or deforming, and cannot place heavy or sharp goods, resulting in waste of resources and difficult to reuse.
A plastic bag including a base layer, first and second reinforcement layer, anti-deformation layer, heat insulation layer, wear-resistant layer and snap-on assembly is designed, through polycarbonate, HDPE film, aramid fiber and polyamide material The combination improves the strength and wear resistance of the bag body, and improves the convenience of use through snap assembly and handle.
It realizes multiple reuse of plastic bags, extends service life, improves strength, tensile resistance and wear resistance, enhances convenience of use, and reduces resource waste.
Smart Images
Figure CN222311358U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of food packaging plastic bags, in particular to an anti-deformation food packaging plastic bag. Background Art
[0002] Food packaging plastic bags are a type of packaging design. In order to preserve and store food in daily life, product packaging plastic bags are produced. Food packaging plastic bags refer to containers that can directly contact food and are used to hold and protect food. Since most plastic bags on the market are relatively thin, existing food packaging plastic bags are prone to breakage or deformation during use, and cannot be used to place some heavy and sharp goods, so food packaging plastic bags cannot be reused, resulting in a waste of resources. Utility Model Content
[0003] In view of this, the utility model provides a deformation-resistant food packaging plastic bag to solve the above technical problems.
[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0005] A deformation-resistant food packaging plastic bag comprises a plastic bag body, wherein the plastic bag body comprises a base layer and a first reinforcement layer and a second reinforcement layer respectively arranged on both sides of the base layer, wherein an anti-deformation layer is arranged on the side of the second reinforcement layer away from the base layer.
[0006] Furthermore, a heat insulation layer is provided between the anti-deformation layer and the second reinforcement layer.
[0007] Furthermore, a wear-resistant layer is provided on the side of the anti-deformation layer away from the heat insulation layer.
[0008] Furthermore, a tensile layer is provided on the side of the first reinforcement layer away from the base layer.
[0009] Furthermore, the plastic bag body is provided with a snap assembly for controlling the opening and closing of the bag mouth, and the snap assembly includes a first seat body and a second seat body embedded at the bag mouth of the plastic bag body, a first mounting groove is provided on the side of the first seat body facing the second seat body, at least one pair of first elastic snap connectors is provided in the first mounting groove, and a snap joint is provided on the second seat body for snapping and connecting with the corresponding pair of first elastic snap connectors.
[0010] Furthermore, the first base body is provided with two second mounting grooves respectively located on both sides of the first mounting groove, the side walls of the second mounting grooves are provided with protrusions, and the second base body is provided with second elastic clamping parts that are clamped and connected with the corresponding protrusions.
[0011] Furthermore, a handle is provided on the plastic bag body, and a cotton sleeve is provided in the middle of the handle.
[0012] Furthermore, a plurality of protrusions are arranged at intervals on the cotton sleeve.
[0013] It can be seen from the above technical solution that the advantages of the utility model are:
[0014] 1. The plastic bag body of the present application comprises a base layer and a first reinforcement layer and a second reinforcement layer respectively arranged on both sides of the base layer. The first reinforcement layer and the second reinforcement layer improve the strength of the bag body. An anti-deformation layer is arranged on the side of the second reinforcement layer away from the base layer. The anti-deformation layer can prevent the bag body from being deformed, so that the plastic bag can be reused many times, and has good practicality.
[0015] 2. The plastic bag body of the present application is provided with a buckle assembly, which facilitates opening or closing the bag opening, bringing convenience to the user.
[0016] In addition to the above-described purposes, features and advantages, the present invention has other purposes, features and advantages. The present invention will be further described in detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0018] Figure 1 It is a schematic diagram of the structure of the utility model;
[0019] Figure 2 This is a schematic diagram of the structure of the plastic bag body of the utility model;
[0020] Figure 3 It is a structural schematic diagram of the buckle assembly of the utility model.
[0021] List of figure marks: plastic bag body 1, base layer 11, first reinforcement layer 12, second reinforcement layer 13, tensile layer 14, heat insulation layer 15, anti-deformation layer 16, wear-resistant layer 17, handle 2, connector 21, cotton sleeve 22, protrusion 23, buckle assembly 3, first seat body 31, first mounting groove 311, first elastic clip 312, second mounting groove 313, protrusion 314, second seat body 32, second elastic clip 321, connecting rod 322, clip joint 323. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] like Figures 1 to 3 As shown, the utility model provides an anti-deformation food packaging plastic bag, comprising: a plastic bag body 1, the plastic bag body 1 comprising a base layer 11 and a first reinforcement layer 12 and a second reinforcement layer 13 respectively arranged on both side surfaces of the base layer 11, and an anti-deformation layer 16 is provided on the side of the second reinforcement layer 13 away from the base layer 11.
[0024] Specifically, the first reinforcement layer 12 is a polycarbonate layer, which has high strength and elastic coefficient, high impact strength, and good fatigue resistance; the second reinforcement layer 13 is a HDPE film, which has good anti-corrosion performance, excellent impact resistance, high rigidity and toughness, good mechanical strength, and good resistance to environmental stress cracking and tearing strength. The strength of the food packaging plastic bag is significantly improved by arranging the first reinforcement layer 12 and the second reinforcement layer 13; the anti-deformation layer 16 is made of aramid fiber, which is a new type of high-tech synthetic fiber with excellent properties such as ultra-high strength, high modulus, high temperature resistance, acid and alkali resistance, and light weight. Its strength is 5 to 6 times that of steel wire, its modulus is 2 to 3 times that of steel wire or glass fiber, its toughness is 2 times that of steel wire, and its weight is only about 1 / 5 of that of steel wire. At a temperature of 560 degrees, it does not decompose or melt. The anti-deformation layer 16 plays an anti-deformation role, avoids deformation of the bag body, and extends the service life of the food packaging plastic bag.
[0025] In one embodiment, please refer to Figure 2 A heat insulation layer 15 is provided between the anti-deformation layer 16 and the second reinforcement layer 13 . The heat insulation layer 15 is made of polyamide and has heat insulation performance.
[0026] In one embodiment, please refer to Figure 2 A wear-resistant layer 17 is provided on the side of the anti-deformation layer 16 away from the heat insulation layer 15 . The wear-resistant layer 17 is the outermost layer of the plastic bag body 1 and plays a wear-resistant role, thereby improving the overall wear resistance of the plastic bag body 1 .
[0027] In one embodiment, please refer to Figure 2 A tensile layer 14 is provided on the side of the first reinforcing layer 12 away from the base layer 11. The tensile layer 14 is the innermost layer of the plastic bag body 1 and has good tensile properties.
[0028] In one embodiment, please refer to Figure 1 and Figure 3 The plastic bag body 1 is provided with a snap assembly 3 for controlling the opening and closing of the bag mouth, and the snap assembly 3 includes a first seat body 31 and a second seat body 32 embedded at the bag mouth of the plastic bag body 1, and a first mounting groove 311 is provided on the side of the first seat body 31 facing the second seat body 32, and at least one pair of first elastic clips 312 are provided in the first mounting groove 311, and a clip joint 323 that is clip-connected to the corresponding pair of first elastic clips 312 is provided on the second seat body 32.
[0029] Specifically, the second seat body 32 has a connecting rod 322, and the clamping joint 323 is connected to the cantilever end of the connecting rod 322. The bag opening is closed by clamping the first elastic clamping piece 312 with the clamping joint 323. When the bag opening needs to be opened, it is only necessary to pull the clamping joint 323, which is easy to operate.
[0030] In one embodiment, the first base body 31 is further provided with two second mounting grooves 313 respectively located on both sides of the first mounting groove 311, and the side walls of the second mounting grooves 313 are provided with protrusions 314, and the second base body 32 is provided with second elastic clamping parts 321 that are clamped and connected with the corresponding protrusions 314. By providing the protrusions 314 and the second elastic clamping parts 321, the connection stability of the buckle assembly 3 is improved, and the bag opening can be prevented from accidentally opening automatically.
[0031] In one embodiment, if Figure 1 As shown, a handle 2 is provided on the plastic bag body 1, and a cotton sleeve 22 is provided in the middle of the handle 2. The handle 2 makes it convenient for users to use the anti-deformation food packaging plastic bag. The cotton sleeve 22 can prevent the hand from being strangled, thereby increasing the comfort of use. A plurality of protrusions 23 are arranged at intervals on the cotton sleeve 22. The protrusions 23 increase friction, prevent sliding, and improve the stability of the food packaging plastic bag during use.
[0032] The anti-deformation food packaging plastic bag has excellent strength, tensile strength, heat insulation and wear resistance, can prevent the bag body from deforming, has a long service life, is easy to use and has good practicality.
[0033] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.
[0034] In the description of the present invention, "first feature" or "second feature" may include one or more of the features.
[0035] In the description of the present invention, "plurality" means two or more.
[0036] In the description of the present invention, a first feature being “above” or “below” a second feature may include that the first and second features are directly in contact with each other, or may include that the first and second features are not in direct contact but are in contact with each other via another feature therebetween.
[0037] In the description of the present invention, a first feature “above”, “over” and “above” a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature.
[0038] 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.
[0039] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.
Claims
1. A deformation-resistant food packaging plastic bag, characterized in that: include: A plastic bag body (1), the plastic bag body (1) comprising a base layer (11) and a first reinforcement layer (12) and a second reinforcement layer (13) respectively arranged on both side surfaces of the base layer (11); an anti-deformation layer (16) is arranged on the side of the second reinforcement layer (13) away from the base layer (11).
2. The anti-deformation food packaging plastic bag according to claim 1, characterized in that: A heat insulation layer (15) is provided between the anti-deformation layer (16) and the second reinforcement layer (13).
3. The anti-deformation food packaging plastic bag according to claim 2, characterized in that: A wear-resistant layer (17) is provided on the side of the anti-deformation layer (16) away from the heat insulation layer (15).
4. The anti-deformation food packaging plastic bag according to claim 1, characterized in that: A tensile layer (14) is provided on the side of the first reinforcement layer (12) away from the base layer (11).
5. The anti-deformation food packaging plastic bag according to claim 1, characterized in that: The plastic bag body (1) is provided with a snap assembly (3) for controlling the opening and closing of the bag mouth, the snap assembly (3) comprising a first seat body (31) and a second seat body (32) embedded at the bag mouth of the plastic bag body (1), a first mounting groove (311) is provided on the side of the first seat body (31) facing the second seat body (32), at least one pair of first elastic snap-fitting parts (312) is provided in the first mounting groove (311), and a snap-fitting joint (323) snap-fitted to the corresponding pair of the first elastic snap-fitting parts (312) is provided on the second seat body (32).
6. The anti-deformation food packaging plastic bag according to claim 5, characterized in that: The first seat body (31) is also provided with two second mounting grooves (313) respectively located on both sides of the first mounting groove (311); a protrusion (314) is provided on the side wall of the second mounting groove (313); and the second seat body (32) is provided with a second elastic clamping piece (321) clamped and connected to the corresponding protrusion (314).
7. The anti-deformation food packaging plastic bag according to claim 1, characterized in that: The plastic bag body (1) is provided with a handle (2), and a cotton sleeve (22) is provided in the middle of the handle (2).
8. The anti-deformation food packaging plastic bag according to claim 7, characterized in that: A plurality of protrusions (23) are arranged at intervals on the cotton sleeve (22).