Composite vacuum packaging bag

Abstract

The utility model discloses a composite vacuum packaging bag, which belongs to the technical field of packaging bags and comprises a packaging bag body, a first auxiliary storage bag is mounted on one side of the packaging bag body, a first zipper is mounted above the first auxiliary storage bag, and a second zipper is mounted above the first auxiliary storage bag. A second auxiliary storage bag is installed on one side of the packaging bag body and located on one side of the first auxiliary storage bag, and a second zipper is installed above the second auxiliary storage bag. By arranging the distance adjusting clamping device, a user can adjust the distance between the grip and the packaging bag body to a certain degree through cooperation of a soft rope, a connecting cylinder and other structures when needed, and therefore the working requirements under different conditions are better met; and the packaging bag can clamp the hand of the user through cooperation of a sponge plate and a compression spring, so that the possibility that the hand falls off accidentally is reduced, and then the working capacity of the packaging bag is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of packaging bags, and in particular relates to a composite vacuum packaging bag. Background Art

[0002] Packaging bags are bags used to package various items, making it easy to transport and store goods during production and circulation. They are widely used in daily life and industrial production.

[0003] Chinese patent application number 201721481096.3 discloses a non-woven aluminum-plastic composite film packaging bag, comprising a packaging bag body, a handle fixedly connected to the packaging bag body, and a non-woven fabric layer, the outer surface of which is fixedly connected to an aluminum-plastic composite film. The non-woven fabric layer of the non-woven aluminum-plastic composite film packaging bag has the characteristics of being moisture-proof, breathable, flexible, lightweight, non-combustible, easily decomposable, non-toxic and non-irritating, colorful, inexpensive, and recyclable, greatly improving the flexibility and other properties of the packaging bag. The aluminum-plastic composite film has the advantages of good flexibility, moisture-proofing, oxygen isolation, light-shielding, shielding, anti-static, vacuum-able, and color-printable, which can improve the various properties of the packaging bag, making it versatile and easy to use, and conducive to its widespread use. It solves the problems of existing non-woven packaging bags, such as poor flexibility, single function, inconvenience, and disadvantageous for widespread use.

[0004] 1. The above-mentioned disclosed patent has the problem that it is inconvenient to adjust the distance between the gripping part and the packaging bag body and the packaging bag is easy to accidentally slip out of the hand, thereby reducing the working ability of the packaging bag; 2. The above-mentioned disclosed patent has the problem that it is inconvenient to store liquid, thereby reducing the practicality of the packaging bag. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a composite vacuum packaging bag with the characteristics of high working capacity and strong practicality.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a composite vacuum packaging bag, comprising a packaging bag body, a first auxiliary storage bag installed on one side of the packaging bag body, a first zipper installed above the first auxiliary storage bag, a second auxiliary storage bag installed on one side of the packaging bag body and located on the side of the first auxiliary storage bag, a second zipper installed above the second auxiliary storage bag, a distance-adjusting clamping device installed on the outside of the packaging bag body, and a liquid storage device installed below the packaging bag body.

[0007] Preferably, the distance-adjusting clamping device includes a handle, a clamping assembly, a soft rope, a connecting tube, a limit block and a screw. A handle is provided above the packaging bag body, a soft rope is installed below the handle and at a position outside the packaging bag body, limit blocks are installed below the soft rope and at positions on both sides of the packaging bag body, connecting tubes are installed on both sides of the packaging bag body and at positions outside the two limit blocks, a screw is installed through a thread on the edge of the connecting tube away from the packaging bag body, and two clamping assemblies are installed on the inner side of the handle.

[0008] Preferably, the clamping assembly includes a sponge plate and a compression spring, two sponge plates are provided on the inner side of the handle, and the handle and the two sponge plates are connected by a plurality of compression springs.

[0009] Preferably, the liquid storage device includes a fixing sleeve and a liquid storage cylinder. The fixing sleeve is installed below the packaging bag body, and the liquid storage cylinder is provided on one side of the fixing sleeve.

[0010] Preferably, the liquid storage device further comprises a threaded block, and the threaded block is installed on a side of the liquid storage cylinder close to the fixed sleeve and at a position inside the fixed sleeve.

[0011] Preferably, the liquid storage device further comprises an infusion tube and a valve. The infusion tube is installed on a side of the liquid storage cylinder away from the fixed sleeve, and the valve is installed at a central position of the infusion tube.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] 1. The utility model provides a distance-adjusting clamping device, so that the user can adjust the distance between the handle and the packaging bag body when needed through the cooperation of structures such as a soft rope and a connecting tube, thereby better meeting the working needs in different situations. The packaging bag can clamp the user's hand through the cooperation of the sponge plate and the compression spring, thereby reducing the possibility of accidental slipping of the hand and improving the working ability of the packaging bag.

[0014] 2. The utility model provides a liquid storage device, so that the user can store liquid when needed through the cooperation of the liquid storage cylinder and the fixed sleeve and other structures, thereby better meeting the work needs in different situations and improving the practicality of the packaging bag. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a three-dimensional cutaway view of the utility model;

[0017] Figure 3 This is a three-dimensional cutaway view of the distance-adjusting clamping device of the present invention;

[0018] Figure 4 It is a three-dimensional cutaway view of the liquid storage device of the present invention.

[0019] In the figure: 1. Packaging bag body; 2. Second zipper; 3. Distance-adjusting clamping device; 31. Handle; 32. Clamping assembly; 321. Sponge board; 322. Compression spring; 33. Soft rope; 34. Connecting tube; 35. Limit block; 36. Screw; 4. First zipper; 5. First auxiliary storage bag; 6. Liquid storage device; 61. Fixing sleeve; 62. Threaded block; 63. Liquid storage cylinder; 64. Infusion tube; 65. Valve; 7. Second auxiliary storage bag. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] Example 1

[0022] See also Figure 1-4 The utility model provides the following technical solutions: a composite vacuum packaging bag, comprising a packaging bag body 1, a first auxiliary storage bag 5 is installed on one side of the packaging bag body 1, a first zipper 4 is installed above the first auxiliary storage bag 5, a second auxiliary storage bag 7 is installed on one side of the packaging bag body 1 and located on the side of the first auxiliary storage bag 5, a second zipper 2 is installed above the second auxiliary storage bag 7, a distance-adjusting clamping device 3 is installed on the outside of the packaging bag body 1, and a liquid storage device 6 is installed below the packaging bag body 1.

[0023] Specifically, the distance-adjusting clamping device 3 includes a handle 31, a clamping assembly 32, a soft rope 33, a connecting tube 34, a limit block 35 and a screw 36. A handle 31 is provided above the packaging bag body 1, and a soft rope 33 is installed below the handle 31 and at a position outside the packaging bag body 1. Limit blocks 35 are installed below the soft rope 33 and at positions on both sides of the packaging bag body 1. Connecting tubes 34 are installed on both sides of the packaging bag body 1 and at positions outside the two limit blocks 35. A screw 36 is installed on the edge of the connecting tube 34 away from the packaging bag body 1 through a thread, and two clamping assemblies 32 are installed on the inner side of the handle 31.

[0024] By adopting the above technical solution, the user can adjust the distance between the handle 31 and the packaging bag body 1 to a certain extent through the cooperation of structures such as the soft rope 33 and the connecting tube 34 when needed, thereby better meeting the working needs in different situations.

[0025] Specifically, the clamping assembly 32 includes a sponge plate 321 and a compression spring 322 . Two sponge plates 321 are provided on the inner side of the handle 31 , and the handle 31 and the two sponge plates 321 are connected via a plurality of compression springs 322 .

[0026] By adopting the above technical solution, the packaging bag can clamp the user's hand through the cooperation of the sponge plate 321 and the compression spring 322, thereby reducing the possibility of accidental slipping of the bag and better meeting the needs of the user.

[0027] When using this embodiment, when a composite vacuum packaging bag is needed, the user rotates the screws 36 on the two connecting tubes 34 in the distance-adjusting clamping device 3 to disengage the two limit blocks 35, and then pulls the handle 31 to move it with the soft rope 33 and the two limit blocks 35, thereby adjusting the distance between the handle 31 and the packaging bag body 1, and rotates the two screws 36 in the opposite direction to connect it with the two limit blocks 35. Then, the user packs items through the packaging bag body 1, and the user can vacuum the packaging bag body 1. In addition, the user can open the first zipper 4 and the second zipper 2 to store items through the first auxiliary storage bag 5 and the second auxiliary storage bag 7, pull up the first zipper 4 and the second zipper 2, hold the handle 31, and the user's hand passes through the sponge plates 321 in the two clamping assemblies 32. Under the action of each compression spring 322, the two sponge plates 321 clamp the user's hand to a certain extent, thereby preventing the hand from slipping out of the hand, and then the user can lift the packaging bag and move it for use.

[0028] Example 2

[0029] The difference between this embodiment and the first embodiment is that the liquid storage device 6 includes a fixing sleeve 61 and a liquid storage cylinder 63 . The fixing sleeve 61 is installed below the packaging bag body 1 , and the liquid storage cylinder 63 is provided on one side of the fixing sleeve 61 .

[0030] By adopting the above technical solution, the user can store liquid to a certain extent when needed through the cooperation of structures such as the liquid storage cylinder 63 and the fixed sleeve 61, thereby better meeting work needs in different situations.

[0031] Specifically, the liquid storage device 6 further includes a threaded block 62 , and the threaded block 62 is installed on a side of the liquid storage cylinder 63 close to the fixing sleeve 61 and at a position inside the fixing sleeve 61 .

[0032] By adopting the above technical solution, the user can connect or separate the liquid storage cylinder 63 and the fixing sleeve 61 through the threaded block 62 when needed, thereby facilitating the user's installation and removal of the liquid storage cylinder 63.

[0033] Specifically, the liquid storage device 6 further includes a liquid infusion tube 64 and a valve 65 . The liquid infusion tube 64 is installed on a side of the liquid storage cylinder 63 away from the fixed sleeve 61 , and the valve 65 is installed near the center of the liquid infusion tube 64 .

[0034] By adopting the above technical solution, the user can add water or drain water to the liquid storage cylinder 63 through the infusion tube 64 and the valve 65 when needed, thereby reducing the difficulty of use and better meeting the needs of the user.

[0035] When using this embodiment, when necessary, the user can open the valve 65 in the liquid storage device 6, add liquid to the liquid storage cylinder 63 through the infusion tube 64, and then close the valve 65, and connect the threaded block 62 on the liquid storage cylinder 63 to the fixed sleeve 61 on the packaging bag body 1 through the thread, so as to package and store the liquid.

[0036] The structure and principle of the packaging bag body 1, the second zipper 2, the first zipper 4, the first auxiliary storage bag 5 and the structure thereon, and the second auxiliary storage bag 7 and the structure thereon in the utility model have been disclosed in a non-woven fabric aluminum-plastic composite film packaging bag disclosed in Chinese patent application No. 201721481096.3. Its working principle is that the packaging bag body includes a non-woven fabric layer, and the non-woven fabric layer has the characteristics of moisture-proof, breathable, flexible, lightweight, non-combustible, easy to decompose, non-toxic and non-irritating, rich in colors, low price, and recyclable, which greatly improves the flexibility of the packaging bag and other various properties. On the other hand, the outer surface of the non-woven fabric layer is fixedly connected with the aluminum-plastic composite film, which has the advantages of good flexibility, moisture-proof, oxygen isolation, light-shielding, shielding, anti-static, vacuum-drawable, and color-printable, which can improve the various properties of the packaging bag. The bag is easy to use and can be used in a variety of ways, which is conducive to its popularization and use, and solves the problems of existing packaging bags, such as poor flexibility, single function, inconvenience in use, and being not conducive to popularization and use; a first auxiliary storage bag and a second auxiliary storage bag are respectively provided on the back of the packaging bag body, the first auxiliary storage bag is in a strip shape, and the second auxiliary storage bag is in a rectangular shape. Auxiliary storage designs of different sizes and shapes are adopted, which can store and package more items, increase the use space of the packaging bag, and are easy to use. On the other hand, a scratch-resistant film layer is fixedly connected to the inner surfaces of the first auxiliary storage bag and the second auxiliary storage bag, and the scratch-resistant film layer is a scratch-resistant PET protective film. The scratch-resistant PET protective film has a good anti-scratch effect, which can well protect the inner surfaces of the first auxiliary storage bag and the second auxiliary storage bag, thereby extending their service life. It is easy to use and is conducive to popularization and use.

[0037] The working principle and usage process of the present invention are as follows: when a composite vacuum packaging bag is needed, the user rotates the screws 36 on the two connecting tubes 34 in the distance-adjusting clamping device 3 to disengage the two limit blocks 35, and then pulls the handle 31 to move it with the soft rope 33 and the two limit blocks 35, thereby adjusting the distance between the handle 31 and the packaging bag body 1, and reversely rotates the two screws 36 to connect them with the two limit blocks 35. Then, the user packs items through the packaging bag body 1, and the user can vacuum the packaging bag body 1. In addition, the user can open the first zipper 4 and the second zipper 2 to store items through the first auxiliary storage bag 5 and the second auxiliary storage bag 7. , pull up the first zipper 4 and the second zipper 2, hold the handle 31, and the user's hands pass through the sponge plates 321 in the two clamping assemblies 32. Under the action of each compression spring 322, the two sponge plates 321 clamp the user's hands to a certain extent, thereby preventing the bag from slipping out of the hands. Then the user can lift the packaging bag and move it for use; when necessary, the user can open the valve 65 in the liquid storage device 6, add liquid to the liquid storage cylinder 63 through the infusion tube 64, and then close the valve 65, and connect the threaded block 62 on the liquid storage cylinder 63 to the fixed sleeve 61 on the packaging bag body 1 through the thread, so as to package and store the liquid.

[0038] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A composite vacuum packaging bag, comprising a packaging bag body (1), a first auxiliary storage bag (5) installed on one side of the packaging bag body (1), a first zipper (4) installed above the first auxiliary storage bag (5), a second auxiliary storage bag (7) installed on one side of the packaging bag body (1) and located on one side of the first auxiliary storage bag (5), a second zipper (2) installed above the second auxiliary storage bag (7), characterized in that: A distance-adjusting clamping device (3) is installed on the outside of the packaging bag body (1), and a liquid storage device (6) is installed below the packaging bag body (1).

2. The composite vacuum packaging bag according to claim 1, characterized in that: The distance-adjusting clamping device (3) comprises a handle (31), a clamping assembly (32), a soft rope (33), a connecting tube (34), a limit block (35) and a screw (36). The handle (31) is provided above the packaging bag body (1), the soft rope (33) is installed below the handle (31) and at a position outside the packaging bag body (1), the limit blocks (35) are installed below the soft rope (33) and at positions on both sides of the packaging bag body (1), the connecting tube (34) is installed on both sides of the packaging bag body (1) and at positions outside the two limit blocks (35), the screw (36) is installed at a threaded position on the edge of the connecting tube (34) away from the packaging bag body (1), and two clamping assemblies (32) are installed on the inner side of the handle (31).

3. The composite vacuum packaging bag according to claim 2, characterized in that: The clamping assembly (32) comprises a sponge plate (321) and a compression spring (322). Two sponge plates (321) are provided on the inner side of the handle (31), and the handle (31) and the two sponge plates (321) are connected via a plurality of compression springs (322).

4. The composite vacuum packaging bag according to claim 1, characterized in that: The liquid storage device (6) comprises a fixed sleeve (61) and a liquid storage cylinder (63). The fixed sleeve (61) is installed below the packaging bag body (1), and the liquid storage cylinder (63) is provided on one side of the fixed sleeve (61).

5. The composite vacuum packaging bag according to claim 4, characterized in that: The liquid storage device (6) further comprises a threaded block (62), and the threaded block (62) is installed on a side of the liquid storage cylinder (63) close to the fixed sleeve (61) and located inside the fixed sleeve (61).

6. The composite vacuum packaging bag according to claim 4, characterized in that: The liquid storage device (6) further comprises a liquid infusion tube (64) and a valve (65). The liquid infusion tube (64) is installed on the side of the liquid storage cylinder (63) away from the fixed sleeve (61), and the valve (65) is installed at the center of the liquid infusion tube (64).

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