Folding bag easy to clean

By designing a foldable bag with a foldable fabric body and zipper assembly, the problem of hard-to-clean areas for the bag is solved, achieving easy cleaning and antibacterial effects, making it suitable for pet carriers.

CN224140323UActive Publication Date: 2026-04-21DONGHUA UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
DONGHUA UNIV
Filing Date
2025-05-12
Publication Date
2026-04-21

AI Technical Summary

Technical Problem

The existing bag structure creates blind spots for cleaning, especially the inside of the pet bag, which is difficult to clean and contains a lot of bacteria.

Method used

Design a foldable bag made of a fabric body with a rigid plate and zipper assembly, which can be folded into multiple sections for easy cleaning. The inner fabric is coated with a nano silver coating for antibacterial properties, and the outer fabric is made of an easy-to-clean material.

Benefits of technology

It achieves a clean interior with no blind spots, making cleaning convenient and reducing cleaning difficulty, and reduces the risk of bacterial infection through a nano-silver coating.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224140323U_ABST
Patent Text Reader

Abstract

The utility model relates to an easy-to-clean folding bag which is formed by folding a cloth body, the cloth body is of a square structure, and a hard plate is arranged in the middle of the cloth body; two groups of first zipper assemblies are mounted on the top surface of the cloth body and located on two sides of the hard plate, each first zipper assembly comprises two first zipper tapes, the two first zipper tapes intersect at the longitudinal center line of the cloth body and extend to the corresponding corners from the longitudinal center line, and a first zipper head is arranged at the intersection position of the two first zipper tapes; a second zipper assembly is installed on one transverse edge of the top face of the cloth body, the second zipper assembly comprises two second zipper belts, and the two second zipper belts intersect at the longitudinal center line of the cloth body and extend from the longitudinal center line to the corresponding corners by a certain distance. After the cloth body is folded into the bag body, the formed main containing cavity, the first side bag and the second side bag can meet different article containing requirements, the bag body can be fully unfolded into the square cloth body, cleaning is convenient, and the cleaning difficulty is small.
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Description

Technical Field

[0001] This utility model belongs to the field of daily necessities technology, and in particular relates to an easy-to-clean folding bag. Background Technology

[0002] In our daily lives, we use all sorts of bags, such as handbags, shoulder bags, and crossbody bags. These bags are usually made of multiple pieces of leather or fabric sewn together, making it impossible to unfold the bag completely. This creates hard-to-clean areas inside, making cleaning inconvenient and difficult. This is especially true for bags used to carry pets, which are often even dirtier and harbor more bacteria, making cleaning even more challenging. Utility Model Content

[0003] The main objective of this invention is to provide an easy-to-clean foldable bag, which can effectively solve the problems in the background art.

[0004] To achieve the above objectives, this utility model provides the following technical solution:

[0005] An easy-to-clean folding bag is made by folding a fabric body, the fabric body having a square structure with a rigid plate in the middle;

[0006] Two sets of first zipper assemblies are installed on the top surface of the fabric body on both sides of the rigid plate. The first zipper assembly includes two first zipper straps. The two first zipper straps intersect at the longitudinal center line of the fabric body and extend from the longitudinal center line to the corresponding corner. A first zipper head is provided at the intersection of the two first zipper straps.

[0007] A second zipper assembly is installed on one horizontal edge of the top surface of the fabric body. The second zipper assembly includes two second zipper straps. The two second zipper straps intersect at the longitudinal center line of the fabric body and extend a distance from the longitudinal center line to the corresponding corner. A second zipper head is provided at the intersection of the two second zipper straps.

[0008] The fabric body has a first crease at each of the four corners of its top surface. The first crease is perpendicular to the corresponding first zipper tape. A connecting buckle is fixed to the side of each first crease closest to the center of the fabric body.

[0009] Preferably, the fabric is composed of an outer layer and an inner layer, with the inner layer serving as the top surface of the fabric body, and the rigid plate sandwiched between the outer and inner layers.

[0010] Preferably, the surface of the inner fabric is coated with a nano-silver coating.

[0011] Preferably, the fabric body has a semi-circular notch on one of its longitudinal edges.

[0012] Preferably, there are two second creases between the two first zipper tapes that are far from the second zipper assembly. The two second creases are arranged symmetrically about the longitudinal center line and extend from the intersection of the two first zipper tapes to the other side of the fabric body. Each second crease is provided with a corresponding magnetic male buckle and a magnetic female buckle on both sides.

[0013] Preferably, the bottom surface of the fabric body is located on both sides of the rigid plate and is equipped with interlocking buckles that can be connected to each other via fabric tape.

[0014] Preferably, the extension length of the second zipper tape on the horizontal side does not exceed the corresponding first crease.

[0015] This utility model provides an easy-to-clean folding bag with the following advantages:

[0016] The folding bag of this utility model, after the fabric body is folded into a bag body, the fabric body area between the two sets of first zipper assemblies forms the main receiving cavity of the bag body, the fabric body area between the second zipper assembly and the adjacent first zipper assembly forms the first side pocket, and the fabric body area between the other set of first zipper assemblies forms the second side pocket. The main receiving cavity, the first side pocket and the second side pocket can meet the different needs of placing items. Similarly, the bag body can be fully unfolded into a square fabric body. This fully planar unfolding structure makes the interior of the bag body free of cleaning dead corners, making cleaning convenient and easy. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the structure of the fabric body of this utility model;

[0018] Figures 2-5 This is a step diagram illustrating the process of folding the fabric body of this utility model into a bag.

[0019] Figure 6 This is a schematic diagram of the bottom structure of the package body of this utility model.

[0020] In the diagram: 1. Fabric body; 2. Rigid board; 3. First zipper assembly; 31. First zipper tape; 32. First zipper head; 4. Second zipper assembly; 41. Second zipper tape; 42. Second zipper head; 5. First crease; 6. Connecting buckle; 7. Semi-circular notch; 8. Second crease; 9. Magnetic male buckle; 10. Magnetic female buckle; 11. Fabric tape; 12. Plug-in buckle; 100. Main receiving cavity; 200. First side pocket; 300. Second side pocket. Detailed Implementation

[0021] To make the objectives, technical solutions, and advantages of this utility model clearer, the technical solutions of this utility model will be clearly and completely described below with reference to the accompanying drawings.

[0022] The technical solution of this utility model will be clearly and completely described below with reference to the embodiments. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0023] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0024] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the stated features. In the description of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified. Furthermore, the terms "installed," "connected," and "linked" should be interpreted broadly; for example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0025] Example

[0026] Reference Figure 1 An easy-to-clean folding bag is formed by folding a fabric body 1, which has a square structure and a rigid plate 2 in the middle.

[0027] Two sets of first zipper assemblies 3 are installed on the top surface of the fabric body 1 on both sides of the rigid plate 2. The first zipper assembly 3 includes two first zipper straps 31. The two first zipper straps 31 intersect at the longitudinal center line m of the fabric body 1 and extend from the longitudinal center line m to the corresponding corner. A first zipper head 32 is provided at the intersection of the two first zipper straps 31.

[0028] A second zipper assembly 4 is installed on a horizontal edge a on the top surface of the fabric body 1. The second zipper assembly 4 includes two second zipper straps 41. The two second zipper straps 41 intersect at the longitudinal center line m of the fabric body 1 and extend a distance from the longitudinal center line m to the corresponding corner. A second zipper head 42 is provided at the intersection of the two second zipper straps 41.

[0029] The fabric body 1 has a first crease 5 at each of the four corners of its top surface. The first crease 5 is perpendicular to the corresponding first zipper tape 31. A connecting buckle 6 is fixed to the side of each first crease 5 near the center of the fabric body 1.

[0030] When in use, the fabric body 1 is folded into a bag body. The fabric body area A between the two sets of first zipper assemblies 3 is used to form the main receiving cavity 100 of the bag body. The fabric body area B between the second zipper assembly 4 and the adjacent first zipper assembly 3 is used to form the first side pocket 200. The fabric body area C between the other set of first zipper assemblies 3 is used to form the second side pocket 300.

[0031] Fold the fabric body 1 into a bag shape, specifically including the following steps:

[0032] Reference Figure 2 First, fold the left and right sides of the fabric body 1 along the longitudinal center line m. After folding, the two first zipper straps 31 of the two sets of first zipper assemblies 3 will move closer to each other, and the first creases 5 on the left and right sides will connect with each other. Then, pull the first zipper head 32 from the bottom up to the corner, and pull the fabric body area A open to the left and right sides. This forms the main receiving cavity 100 with the rigid plate 2 as the bottom. The rigid plate 2 makes the main receiving cavity 100 spacious and flat at the bottom, which is used to place the main items.

[0033] At the same time, refer to Figure 3 On one side of the main receiving cavity 100, due to the presence of the second zipper assembly 4, the two second zipper straps 41 can be engaged and connected by the second zipper head 42, and the fabric body area B forms a first side pocket 200 that can be closed and opened, preventing the items placed in the first side pocket 200 from falling out. Then, the first side pocket 200 is tilted to one side, and the corner of the fabric body 1 above the first side pocket 200 is folded outward along the two connected first fold lines 5, making the bag appear small and beautiful.

[0034] On the other side of the main receiving cavity 100, refer to Figure 4The fabric body area C forms an open second side pocket 300, which is convenient for placing or taking out items. Then, the second side pocket 300 is pulled open to both sides, and the corner of the fabric body 1 above the second side pocket 300 is folded outward along the two connected first fold lines 5, which also makes the bag appear small and beautiful.

[0035] Reference Figure 1 , Figure 5 In this case, since the first fold 5 is fixed with a connecting buckle 6 on the side near the center of the fabric body 1, after the fabric body 1 is folded into a bag, the four connecting buckles 6 are located inside the main receiving cavity 100, which is convenient for bearing force. The connecting buckles 6 can be connected with different external straps, so that this folded bag can be formed into a handbag, a shoulder bag, a crossbody bag, etc.

[0036] The folding bag of this utility model, after the fabric body 1 is folded into a bag body, the fabric body area A between the two sets of first zipper assemblies 3 forms the main receiving cavity 100 of the bag body, the fabric body area B between the second zipper assembly 4 and the adjacent first zipper assembly 3 forms the first side pocket 200, and the fabric body area C between the other set of first zipper assemblies 3 forms the second side pocket 300. The main receiving cavity 100, the first side pocket 200 and the second side pocket 300 can meet different item placement needs. Similarly, the bag body can be fully unfolded into a square fabric body 1. This fully planar unfolding structure makes the interior of the bag body free of cleaning dead corners, making cleaning convenient and easy.

[0037] In one specific implementation, the fabric is composed of an outer layer and an inner layer, with the inner layer serving as the top surface of the fabric body 1, and the rigid plate 2 sandwiched between the outer layer and the inner layer.

[0038] In this embodiment, the folding bag is used as a pet carrier. The outer layer is made of cowhide, the inner layer is made of Oxford cloth, and the hardboard 2 is made of leather paper.

[0039] Furthermore, the surface of the inner fabric is coated with a nano-silver coating, which has excellent antibacterial and antiviral properties and can reduce the risk of pet skin disease infection.

[0040] Furthermore, refer to Figure 1 , Figure 4 The fabric body 1 has a semi-circular notch 7 on one of its longitudinal edges c. When the fabric body 1 is folded into a bag, the pet (cat, dog, etc.) can be placed in the main receiving cavity 100 and its head can stick out from the semi-circular notch 7, which is convenient for the pet to breathe.

[0041] In a specific implementation plan, refer to Figure 1There are two second creases 8 between the two first zipper tapes 32 that are far from the second zipper assembly 4. The two second creases 8 are arranged symmetrically about the longitudinal center line m and extend from the intersection of the two first zipper tapes 32 to the other horizontal edge b of the fabric body 1. Each second crease 8 is provided with a corresponding magnetic male buckle 9 and magnetic female buckle 10 on both sides.

[0042] After folding the fabric body 1 into a package, refer to... Figure 4 The second side pocket 300 can be folded along the second fold 8 on both sides, so that the magnetic male snap 9 and the magnetic female snap 10 can be fastened together, and the second side pocket 300 can be opened or closed easily to meet different needs.

[0043] In a specific implementation plan, refer to Figure 6 The bottom surface of the fabric body 1 is located on both sides of the rigid plate 2 and is equipped with interlocking buckles 12 that can be connected to each other via fabric tape 11, which can further improve the bottom strength of the bag body.

[0044] In a specific implementation plan, refer to Figure 1 , Figure 3 Since the corner of the fabric body 1 above the first side pocket 200 is folded outward along the two connected first creases 5 during the folding step, the extension length of the second zipper strap 41 on the horizontal side does not exceed the corresponding first crease 5, so there is no need to fold the second zipper strap 41.

[0045] The above embodiments are only used to illustrate the technical solutions of this utility model, and are not intended to limit it. Although this utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of this utility model.

Claims

1. A disposable, collapsible bag, characterized by: It is formed by folding a fabric body, which has a square structure and a rigid plate in the middle; Two sets of first zipper assemblies are installed on the top surface of the fabric body on both sides of the rigid plate. The first zipper assembly includes two first zipper straps. The two first zipper straps intersect at the longitudinal center line of the fabric body and extend from the longitudinal center line to the corresponding corner. A first zipper head is provided at the intersection of the two first zipper straps. A second zipper assembly is installed on one horizontal edge of the top surface of the fabric body. The second zipper assembly includes two second zipper straps. The two second zipper straps intersect at the longitudinal center line of the fabric body and extend a distance from the longitudinal center line to the corresponding corner. A second zipper head is provided at the intersection of the two second zipper straps. The fabric body has a first crease at each of the four corners of its top surface. The first crease is perpendicular to the corresponding first zipper tape. A connecting buckle is fixed to the side of each first crease closest to the center of the fabric body.

2. A collapsible packet according to claim 1, wherein: The fabric is composed of an outer layer and an inner layer, with the inner layer serving as the top surface of the fabric body, and the rigid plate sandwiched between the outer and inner layers.

3. A self-collapsible packet according to claim 2, wherein: The surface of the inner fabric is coated with a nano-silver coating.

4. The easy-to-clean, folding bag of claim 1, wherein: The fabric body has a semi-circular notch on one of its longitudinal edges.

5. The easy-to-clean, folding bag of claim 1, wherein: There are two second creases between the two first zipper tapes that are away from the second zipper assembly. The two second creases are arranged symmetrically about the longitudinal center line and extend from the intersection of the two first zipper tapes to the other side of the fabric body. Each second crease is provided with a corresponding magnetic male buckle and a magnetic female buckle on both sides.

6. A disposable, collapsible packet according to claim 1, wherein: The bottom surface of the fabric body is located on both sides of the rigid plate and is equipped with interlocking buckles that can be connected to each other via fabric tape.

7. A collapsible packet according to claim 1, wherein: The extension length of the second zipper tape on the horizontal side does not exceed the corresponding first crease.