Multi-body packaging bag

Abstract

The utility model discloses a multi-body packaging bag which comprises at least two single packaging bags, the single packaging bags are sequentially connected through a connecting belt, a breather pipe communicated with the single packaging bags is arranged on one side of each single packaging bag, a sealing assembly is arranged on each breather pipe, and hook-and-loop fasteners are arranged on the two sides of each single packaging bag. Self-sealing grooves are formed in the inner walls of the single packaging bags, self-sealing strips matched with the self-sealing grooves are arranged on the inner walls of the single packaging bags, and an easy-to-tear opening is formed in one side of the connecting belt. The multi-body packaging bag has the beneficial effects that the sealing performance of the packaging bag can be adjusted according to object storage conditions by arranging the breather pipe and the sealing assembly, the application range of the packaging bag is widened, and when single packaging bags on the multi-body packaging bag are not used up by arranging the hook-and-loop fasteners, the unused single packaging bags can be folded to reduce the occupied space.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging bags, in particular to a multi-body packaging bag. Background Art

[0002] Packaging bags are bags used to pack various items, making it easy to transport and store goods during production and circulation. They are widely used in daily life and industrial production. Some items need to be stored in a sealed manner, while others need to be stored in a ventilated manner. However, existing packaging bags are difficult to adjust according to storage requirements.

[0003] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0004] In view of the problems in the related technology, the utility model proposes a multi-body packaging bag to overcome the above technical problems existing in the existing related technology.

[0005] To this end, the specific technical solutions adopted by the utility model are as follows:

[0006] A multi-body packaging bag comprises at least two single-body packaging bags, wherein the single-body packaging bags are connected in sequence via a connecting belt, a ventilation pipe communicating with the single-body packaging bag is provided on one side of the single-body packaging bag, a sealing assembly is provided on the ventilation pipe, Velcro is provided on both sides of the single-body packaging bag, a self-sealing groove is provided on the inner wall of the single-body packaging bag, a self-sealing strip matching the self-sealing groove is provided on the inner wall of the single-body packaging bag, and an easy-tear opening is provided on one side of the connecting belt.

[0007] Preferably, the outer wall of the monomer packaging bag is provided with a waterproof layer, and the inner wall of the monomer packaging bag is provided with a reinforcement layer.

[0008] Preferably, a snap-in seat is provided on one side of the single-body packaging bag close to the self-sealing groove, and a snap-in block matching the snap-in seat is provided on one side of the single-body packaging bag close to the self-sealing strip.

[0009] Preferably, a reinforcement belt is provided at the top end of the single packaging bag, and a carrying hole is provided on the reinforcement belt.

[0010] Preferably, the sealing assembly includes a cap provided on one side of the ventilation pipe, a fixed sleeve provided on one side of the cap, a sliding pressure block in the fixed sleeve, one side of the sliding pressure block is connected to the fixed sleeve through a spring, a pressure rod is provided on the side of the sliding pressure block away from the spring, one side of the pressure rod extends to the outside of the fixed sleeve and is connected to an annular cover plate, an annular sealing gasket is provided on one side of the annular cover plate, and an annular sealing groove matching the annular sealing gasket is provided on the inner wall of the ventilation pipe.

[0011] Preferably, the cover cap is threadably connected to the fixing sleeve.

[0012] Preferably, a sliding hole matching the pressure rod is formed on one side of the fixing sleeve.

[0013] The beneficial effects of the utility model are as follows: by arranging the ventilation tube and the sealing component, the sealing property of the packaging bag can be adjusted according to the storage conditions of the items, thereby improving its scope of application; by arranging the Velcro, when the single packaging bags on the multi-body packaging bag are not used up, the unused single packaging bags can be folded to reduce the occupied space. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] 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 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.

[0015] Figure 1 It is a schematic diagram of the overall structure of a multi-body packaging bag according to an embodiment of the utility model;

[0016] Figure 2 This is a front view of a multi-body packaging bag according to an embodiment of the utility model;

[0017] Figure 3 It is a schematic diagram of the structure of a single-body packaging bag in a multi-body packaging bag according to an embodiment of the utility model;

[0018] Figure 4 It is a schematic diagram of the internal structure of a single packaging bag in a multi-packaging bag according to an embodiment of the utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the interior of a single-body packaging bag in a multi-body packaging bag according to an embodiment of the utility model from another angle;

[0020] Figure 6 It is a cross-sectional view of a ventilation tube in a multi-body packaging bag according to an embodiment of the utility model;

[0021] Figure 7 yes Figure 6 A local enlarged schematic diagram of point A in the middle.

[0022] In the figure:

[0023] 1. Single packaging bag; 2. Connecting belt; 3. Ventilation tube; 4. Velcro; 5. Self-sealing groove; 6. Self-sealing strip; 7. Easy-tear notch; 8. Snap-in seat; 9. Snap-in block; 10. Reinforcement belt; 11. Lifting hole; 12. Cover cap; 13. Fixed sleeve; 14. Sliding pressure block; 15. Spring; 16. Pressure rod; 17. Annular cover plate; 18. Annular sealing gasket; 19. Annular sealing groove. DETAILED DESCRIPTION

[0024] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0025] According to an embodiment of the utility model, a multi-body packaging bag is provided.

[0026] Embodiment 1;

[0027] like Figure 1-7 As shown, the multi-body packaging bag according to the embodiment of the utility model includes at least two single-body packaging bags 1, which are connected in sequence by a connecting belt 2, one side of the single-body packaging bag 1 is provided with a ventilation pipe 3 connected thereto, the ventilation pipe 3 is provided with a sealing component, both sides of the single-body packaging bag 1 are provided with Velcro 4, the inner wall of the single-body packaging bag 1 is provided with a self-sealing groove 5, the inner wall of the single-body packaging bag 1 is provided with a self-sealing strip 6 matching the self-sealing groove 5, and one side of the connecting belt 2 is provided with an easy-tear opening 7.

[0028] Embodiment 2:

[0029] like Figure 1-7As shown, the multi-body packaging bag according to the embodiment of the utility model comprises at least two single-body packaging bags 1, the single-body packaging bags 1 are connected in sequence by a connecting belt 2, one side of the single-body packaging bag 1 is provided with a vent pipe 3 communicating therewith, the vent pipe 3 is provided with a sealing assembly, both sides of the single-body packaging bag 1 are provided with Velcro 4, the inner wall of the single-body packaging bag 1 is provided with a self-sealing groove 5, the inner wall of the single-body packaging bag 1 is provided with a self-sealing strip 6 matching the self-sealing groove 5, and one side of the connecting belt 2 is provided with an easy-tear opening 7. The outer wall of the single-body packaging bag 1 is provided with a waterproof layer, and the inner wall of the single-body packaging bag 1 is provided with a reinforcing layer. A snap-on seat 8 is provided on one side of the single-body packaging bag 1 close to the self-sealing groove 5, and a snap-on block 9 matching the snap-on seat 8 is provided on one side of the single-body packaging bag 1 close to the self-sealing strip 6. A reinforcing belt 10 is provided at the top of the single-body packaging bag 1, and a lifting hole 11 is provided on the reinforcing belt 10. By providing a self-sealing groove 5 and a self-sealing strip 6, it is convenient to seal the opening of the packaging bag to prevent items from falling out of the bag. By providing a snap-fit ​​seat 8 and a snap-fit ​​block 9, the opening of the packaging bag can be further reinforced to prevent the opening from opening automatically. By providing a Velcro 4, when the single packaging bags 1 on the multi-body packaging bag are not used up, the unused single packaging bags 1 can be folded to reduce the occupied space.

[0030] Embodiment three;

[0031] like Figure 1-7As shown, the multi-body packaging bag according to the embodiment of the utility model includes at least two single-body packaging bags 1, which are connected in sequence by a connecting belt 2, one side of the single-body packaging bag 1 is provided with a ventilation pipe 3 connected thereto, the ventilation pipe 3 is provided with a sealing component, both sides of the single-body packaging bag 1 are provided with Velcro 4, the inner wall of the single-body packaging bag 1 is provided with a self-sealing groove 5, the inner wall of the single-body packaging bag 1 is provided with a self-sealing strip 6 matching the self-sealing groove 5, and one side of the connecting belt 2 is provided with an easy-tear opening 7. The sealing assembly includes a cap 12 provided on one side of the vent pipe 3, a fixed sleeve 13 provided on one side of the cap 12, a sliding pressure block 14 in the fixed sleeve 13, one side of the sliding pressure block 14 is connected to the fixed sleeve 13 through a spring 15, a pressure rod 16 is provided on the side of the sliding pressure block 14 away from the spring 15, one side of the pressure rod 16 extends to the outside of the fixed sleeve 13 and is connected to the annular cover plate 17, one side of the annular cover plate 17 is provided with an annular sealing gasket 18, and an annular sealing groove 19 matching the annular sealing gasket 18 is provided on the inner wall of the vent pipe 3. The cap 12 is threadedly connected to the fixed sleeve 13. A sliding hole matching the pressure rod 16 is provided on one side of the fixed sleeve 13. When it is necessary to seal and store the items in the packaging bag, the personnel can cover the cap 12 on the vent pipe 3 and then tighten the cap 12. At this time, the cap 12 drives the annular cover plate 17 to move, and the annular cover plate 17 drives the annular sealing gasket 18 to be inserted into the annular sealing groove 19 to seal the connecting port between the vent pipe 3 and the single packaging bag 1. When ventilated storage is required, the cap 12 can be removed. By setting the vent pipe and the sealing assembly, the sealing of the packaging bag can be adjusted according to the storage conditions of the items, thereby improving its scope of application.

[0032] In actual application, the self-sealing groove 5 and the self-sealing strip 6 are provided to facilitate sealing the opening of the packaging bag to prevent items from falling from the bag. The snap-fit ​​seat 8 and the snap-fit ​​block 9 can be provided to further reinforce the opening of the packaging bag to prevent the opening from opening automatically. By providing the Velcro 4, when the single packaging bags 1 on the multi-body packaging bag are not used up, the unused single packaging bags 1 can be folded to reduce the occupied space; when it is necessary to seal and store the items in the packaging bag, the personnel can cover the vent pipe 3 and then tighten the cap 12. At this time, the cap 12 drives the annular cover plate 17 to move, and the annular cover plate 17 drives the annular sealing gasket 18 to be stuck in the annular sealing groove 19 to block the connecting port between the vent pipe 3 and the single packaging bag 1. When ventilated storage is required, the cap 12 can be removed. By providing the vent pipe and the sealing assembly, the sealing of the packaging bag can be adjusted according to the storage conditions of the items, thereby improving its scope of application.

[0033] To sum up, with the help of the above-mentioned technical scheme of the utility model, by setting the ventilation pipe and the sealing assembly, the sealing of the packaging bag can be adjusted according to the storage conditions of the items, thereby improving its scope of application; by setting Velcro, when the single packaging bags on the multi-body packaging bag are not used up, the unused single packaging bags can be folded to reduce the occupied space.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-body packaging bag, comprising at least two single-body packaging bags (1), characterized in that: The monomer packaging bags (1) are connected in sequence via a connecting belt (2); a ventilation pipe (3) communicating with the monomer packaging bag (1) is provided on one side of the monomer packaging bag (1); a sealing component is provided on the ventilation pipe (3); Velcro (4) is provided on both sides of the monomer packaging bag (1); a self-sealing groove (5) is provided on the inner wall of the monomer packaging bag (1); a self-sealing strip (6) matching the self-sealing groove (5) is provided on the inner wall of the monomer packaging bag (1); and an easy-tear opening (7) is provided on one side of the connecting belt (2).

2. A multi-body packaging bag according to claim 1, characterized in that: The outer wall of the monomer packaging bag (1) is provided with a waterproof layer, and the inner wall of the monomer packaging bag (1) is provided with a reinforcement layer.

3. A multi-body packaging bag according to claim 1, characterized in that: A clamping seat (8) is provided on one side of the monomer packaging bag (1) close to the self-sealing groove (5), and a clamping block (9) matching the clamping seat (8) is provided on one side of the monomer packaging bag (1) close to the self-sealing strip (6).

4. A multi-body packaging bag according to claim 1, characterized in that: The top end of the single packaging bag (1) is provided with a reinforcement belt (10), and the reinforcement belt (10) is provided with a lifting hole (11).

5. The multi-body packaging bag according to claim 1, characterized in that: The sealing assembly comprises a cover cap (12) provided on one side of the vent pipe (3), a fixed sleeve (13) provided on one side of the cover cap (12), a sliding pressure block (14) in the fixed sleeve (13), one side of the sliding pressure block (14) being connected to the fixed sleeve (13) via a spring (15), a pressure rod (16) being provided on the side of the sliding pressure block (14) away from the spring (15), one side of the pressure rod (16) extending to the outside of the fixed sleeve (13) and connected to an annular cover plate (17), an annular sealing gasket (18) being provided on one side of the annular cover plate (17), and an annular sealing groove (19) matching the annular sealing gasket (18) being provided on the inner wall of the vent pipe (3).

6. A multi-body packaging bag according to claim 5, characterized in that: The cover cap (12) is threadedly connected to the fixing sleeve (13).

7. A multi-body packaging bag according to claim 5, characterized in that: A sliding hole matching the pressing rod (16) is provided on one side of the fixing sleeve (13).

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