Multifunctional area bag with anti-leakage powder function

By fixing a leak-proof cloth to the bottom of the container bag and connecting it with straps and hooks, the problem of powder leakage caused by gaps at the bottom of the container bag is solved, achieving sealing and material separation during transportation and preventing material mixing and dust generation.

CN224589798UActive Publication Date: 2026-08-04YI XING SHI NUO GE XIN CAI LIAO KE JI YOU XIAN GONG SI
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
YI XING SHI NUO GE XIN CAI LIAO KE JI YOU XIAN GONG SI
Filing Date
2025-09-02
Publication Date
2026-08-04

AI Technical Summary

Technical Problem

Existing container bags are prone to developing tiny cracks or gaps at the bottom after being filled with powdery materials, leading to powder leakage, especially during handling and transportation.

Method used

Secure leak-proof fabric to the outer walls on both sides of the bottom of the container bag and connect it to the fabric strip ring with straps and hooks to cover areas where gaps may exist, ensuring that the leak-proof fabric fits tightly. Combined with the transverse and longitudinal separators on the inner side, the materials are separated to prevent material mixing and dust generation.

Benefits of technology

It effectively prevents powdery materials from leaking out from the bottom of the container bag, ensuring airtightness during transportation. It can also separate different materials to prevent mixing and chemical reactions, and reduce dust.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224589798U_ABST
Patent Text Reader

Abstract

This utility model relates to the field of container bag technology and discloses a multi-functional container bag with anti-leakage powder function. The container bag includes a leak-proof cloth fixed to the outer walls of opposite sides of the bottom of the container bag. The ends of the leak-proof cloths away from the container bag are symmetrically fixed with straps, and the ends of the straps away from the leak-proof cloths are fixedly connected with hooks. Cloth strip loops adapted to the hooks are fixedly connected to the outer walls of opposite sides of the bottom of the container bag. The leak-proof cloths on both sides are lifted upwards to cover areas at the bottom of the container bag that may have gaps or be prone to powder leakage. Then, the hooks on the straps are hooked onto the corresponding cloth strip loops on the outer walls of the bottom of the container bag. By adjusting the tightness of the straps, the leak-proof cloths are ensured to fit tightly against the bottom of the container bag, achieving a good anti-leakage powder function.
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Description

Technical Field

[0001] This utility model relates to the field of container bag technology, specifically to a multi-functional container bag with anti-leakage powder function. Background Technology

[0002] In industrial production and logistics, FIBCs (Flexible Intermediate Bulk Containers) are widely used as important packaging containers for loading, handling, and storing powdery materials such as cement, flour, and chemical raw materials. With constantly changing market demands and increasingly stringent industry standards, higher requirements are being placed on the functionality and reliability of FIBCs, with leak-proof performance being one of the key indicators.

[0003] Existing devices have some drawbacks during use. For example, after the container bag is loaded with materials, the bottom will be subjected to a lot of pressure, especially during the bumps and vibrations during handling and transportation, which can easily cause tiny cracks or gaps to appear at the bottom. Moreover, some powdery materials have very fine particles and are highly permeable, so even very small gaps can become channels for powder leakage. Utility Model Content

[0004] The purpose of this utility model is to provide a multi-functional container bag with anti-leakage powder function, which solves the problem that after the container bag is loaded with materials, tiny cracks or gaps are easily formed at the bottom, and these gaps may become channels for powder leakage.

[0005] This utility model provides the following technical solution: a multi-functional container bag with anti-leakage powder function, comprising a container bag, with anti-leakage cloth fixed on the opposite outer walls of the bottom of the container bag, with straps symmetrically fixed at the ends of the anti-leakage cloth away from the container bag, and hooks fixedly connected at the ends of the straps away from the anti-leakage cloth, and cloth strip rings adapted to the hooks fixedly connected on the opposite outer walls of the bottom of the container bag.

[0006] As a preferred embodiment of the above technical solution, the inner side of the container bag is fixed with a plurality of transverse dividing cloths, the inner side of the container bag is provided with a longitudinal dividing cloth, and the longitudinal dividing cloths are interspersed with a plurality of transverse dividing cloths.

[0007] As a preferred embodiment of the above technical solution, lifting lugs are fixedly connected to the four corner sidewalls at the top of the container bag.

[0008] As a preferred embodiment of the above technical solution, a packing rope is attached to the bottom discharge port of the container bag.

[0009] As a preferred embodiment of the above technical solution, the upper surface of the container bag is fixed with a dust cover by a zipper.

[0010] As a preferred embodiment of the above technical solution, the container bag has a funnel-shaped structure.

[0011] Compared with the prior art, the beneficial effects of this utility model are:

[0012] In this invention, the leak-proof cloths on both sides are lifted upwards to cover the bottom of the container bag where there may be gaps or areas prone to powder leakage. Then, the hooks on the straps are hung on the corresponding cloth loops on the outer walls of the bottom two sides of the container bag. By adjusting the tightness of the straps, the leak-proof cloths are ensured to fit tightly against the bottom of the container bag, thus achieving a good powder leakage prevention effect. Attached Figure Description

[0013] Figure 1 A first-view three-dimensional structural diagram of a multi-functional zone container bag with anti-powder leakage function;

[0014] Figure 2 A second-view three-dimensional structural diagram of a multi-functional zone container bag with anti-powder leakage function;

[0015] Figure 3 This is a schematic diagram of the right-side structure of a multi-functional container bag with anti-leakage powder function;

[0016] Figure 4 This is a top view of a multi-functional container bag with anti-leakage powder function.

[0017] In the picture: 1. FIBC (Flexible Intermediate Bulk Container); 11. Leak-proof liner; 12. Straps; 13. Hooks; 14. Fabric strip rings; 15. Horizontal divider fabric; 16. Vertical divider fabric; 17. Lifting lugs; 18. Packing rope; 19. Dustproof cover. Detailed Implementation

[0018] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. Example

[0019] like Figures 1-4As shown, this utility model provides a technical solution: a multi-functional container bag with anti-leakage powder function, including a container bag 1. Anti-leakage cloth 11 is fixed to the outer walls of the opposite sides of the bottom of the container bag 1. Tie straps 12 are symmetrically fixed to the ends of the anti-leakage cloth 11 away from the container bag 1. Hooks 13 are fixedly connected to the ends of the tie straps 12 away from the anti-leakage cloth 11. Fabric strip loops 14 adapted to the hooks 13 are fixedly connected to the outer walls of the opposite sides of the bottom of the container bag 1. In actual use, the anti-leakage cloth 11 on both sides is lifted upwards to cover the bottom of the container bag 1 where there may be gaps or areas prone to powder leakage. Hooks 13 on straps 12 are attached to the corresponding cloth loops 14 on the outer walls of the bottom sides of container bag 1. By adjusting the tightness of straps 12, the leak-proof cloth 11 is ensured to fit tightly against the bottom of container bag 1, thus providing good powder leakage prevention. After securing the leak-proof cloth 11, the powdery material to be transported or stored, such as flour, cement, or chemical powder, is loaded into container bag 1. After loading the powdery material, lifting lugs 17 are fixedly connected to the four corners of the top of container bag 1 to facilitate lifting equipment (such as cranes) to lift the container bag 1 for handling and transportation.

[0020] As one implementation method in this embodiment, such as Figure 2 and Figure 4 As shown, multiple transverse partition cloths 15 are fixedly arranged on the inner side of the container bag 1, and a longitudinal partition cloth 16 is provided on the inner side of the container bag 1. The longitudinal partition cloth 16 is interspersed with multiple transverse partition cloths 15. A packing rope 18 is tied at the bottom discharge port of the container bag 1. The transverse partition cloths 15 and the longitudinal partition cloths 16 divide the interior of the container bag 1 into multiple independent areas, which can simultaneously load different types and properties of powdery materials without worrying about mixing, contamination or chemical reactions between materials. The bottom of the container bag has an open structure, and the packing rope 18 is opened during the cleaning process to facilitate the discharge of residual materials (the longitudinal partition cloth 16 and the transverse partition cloth 15 extend all the way to the opening of the container bag, so the opening of the container bag is divided into multiple small discharge ports).

[0021] As one implementation method in this embodiment, such as Figure 1 As shown, a dust cover 19 is fixed to the upper surface of the container bag 1 by a zipper. For some powdery materials that are prone to dust generation, such as flour and coal powder, the dust cover 19 can suppress the dust generation phenomenon in the container bag 1.

[0022] Working principle: First, lift the leak-proof cloths 11 on both sides upwards to cover the bottom of the container bag 1 where there may be gaps or areas prone to powder leakage. Then, hook the hooks 13 on the straps 12 to the corresponding cloth loops 14 on the outer walls of the bottom of the container bag 1. By adjusting the tightness of the straps 12, ensure that the leak-proof cloths 11 are tightly attached to the bottom of the container bag 1 to prevent powder leakage. After the leak-proof cloths 11 are fixed, put the powdery materials to be transported or stored, such as flour, cement, chemical powder, etc., into the container bag 1. After the powdery materials are put in, lifting lugs 17 are fixedly connected to the four corners of the top of the container bag 1 to facilitate lifting equipment (such as cranes) to lift the container bag 1 through the lifting lugs 17 on the top for handling and transportation.

[0023] The above embodiments are only used to illustrate the technical solution of this utility model, and are not intended to limit it.

Claims

1. A multi-functional area bulk bag with a leak-proof powder function, comprising a bulk bag (1), characterized in that: The opposite two sides of the bottom of the bag (1) are fixed with leakage-proof cloth (11), the end of the leakage-proof cloth (11) away from the bag (1) is fixed with symmetrical bandage (12), the end of the bandage (12) away from the leakage-proof cloth (11) is fixed with hook (13), the opposite two sides of the bottom of the bag (1) are fixed with cloth ring (14) matched with the hook (13).

2. The multi-functional area flexible container bag with anti-leakage powder function according to claim 1, characterized in that: The inner side of the bag (1) is fixed with multiple transverse separation cloth (15), the inner side of the bag (1) is provided with longitudinal separation cloth (16), and the longitudinal separation cloth (16) penetrates the multiple transverse separation cloth (15).

3. The multi-functional area flexible container bag with anti-leakage powder function according to claim 1, characterized in that: The four corner side walls of the top of the bag (1) are fixed with lifting lug (17).

4. The multi-functional area flexible container bag with anti-leakage powder function according to claim 1, characterized in that: The bottom end of the bag (1) is tied with packing rope (18).

5. The multi-functional area flexible container bag with anti-leakage powder function according to claim 1, characterized in that: The upper end surface of the bag (1) is fixed with dust cover (19) through a zipper.

6. The multi-functional area flexible container bag with anti-leakage powder function according to claim 1, characterized in that: The bag (1) is funnel-shaped structure.