CN215246675U

CN215246675U - Squeezing type liquid packaging bag

Info

Publication number: CN215246675U
Application number: CN202121231437.8U
Authority: CN
Inventors: 刘小红; 汪双宝
Original assignee: Gaochun Huafeng Plastic Co ltd
Current assignee: Nanjing Huafeng wonderful packaging material Co.,Ltd.
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-12-21
Anticipated expiration: 2031-06-03

Abstract

The utility model discloses an extrusion-type liquid packaging bag, which relates to the technical field of liquid packaging, and comprises a bag body, wherein the front end edge side of the bag body is provided with a sealing strip structure for sealing and preventing side leakage, and the edge position of one side of the sealing strip structure is provided with an unsealing strip for tearing the package; the packaging bag can form a three-layer sealing anti-leakage structure on the whole packaging bag, so that the internal liquid is effectively prevented from side leakage, multiple protection is provided for the sealing performance of the packaging bag, the liquid is safer and more reliable to store and store, convenience is provided for opening the packaging bag, the structure is simple, and the sealing effect is good; avoid receiving the drawback that the external force extrusion caused liquid to flow out easily and appear, avoid external bacterium to enter into flourishing liquid intracavity portion, ensure the wrapping bag to the safe storage of liquid, can effectively carry out secondary storage and reuse to surplus liquid, guarantee that the inside liquid quality of wrapping bag does not receive external microorganism's influence, can follow-up and use.

Description

Squeezing type liquid packaging bag

Technical Field

The utility model relates to a liquid packaging technical field specifically is an crowded open liquid packaging bag.

Background

The packaging bag is a packaging bag which takes plastic as a raw material and is used for producing various articles in daily life, and is widely used in daily life and industrial production, the packaging bags in different forms have different purposes, and at present, in order to ensure that a user extrudes liquid in the packaging bag, an extrudable liquid packaging bag is required nowadays, and convenience is provided for the user;

most of packaging bags in the market are prone to side leakage, poor in sealing effect and prone to being squeezed by external force to cause liquid to flow out easily, remaining liquid cannot be stored again, and the remaining liquid cannot be taken for use at any time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an extrude formula liquid packaging bag to the wrapping bag on the market that proposes in solving above-mentioned background art mostly easily takes place the edge leakage, and sealed effect is relatively poor, easily receives the external force extrusion to cause liquid to flow out easily, can not save remaining liquid once more, can't follow the problem of usefulness along with getting.

The utility model discloses a realize through following technical scheme: an extrusion type liquid packaging bag comprises a bag body, wherein a sealing strip structure for sealing and preventing side leakage is arranged on the side of the front end of the bag body, an unsealing strip for tearing the package is arranged on the edge of one side of the sealing strip structure, and a plastic pipe for extruding liquid penetrates through the inner part of the bag body, which is close to the middle part of the sealing strip structure; the sealing strip structure comprises a first pressing strip for tightly pressing and opening the sealing strip, a second pressing strip tightly meshed with the first pressing strip is arranged on the surface of the upper end of the first pressing strip, and the sealing strip structure is communicated with the unsealing strip.

As a further aspect of the present invention: the opening sealing strip is including being used for tearing two sets of tear strips of open-ended, and is two sets of tear strip surface intermediate position is the line type array and has seted up tear strip seam, and is two sets of tear strip bilateral symmetry offers the mouth of tearing in advance that is used for tearing, and its shape of cross section is the semicircle type, and the strip of unsealing sets up through tearing strip and sealing strip structural connection.

As a further aspect of the present invention: the liquid containing cavity used for containing liquid is arranged in the middle of the inner portion of the bag body, the hot pressing portion used for reinforcing the sealing performance is arranged on the side of the liquid containing cavity and located in the inner heat sealing position of the bag body, and the hot pressing portion is in a circular shape and surrounds the outer edge of the liquid containing cavity.

As a further aspect of the present invention: the middle part of the plastic pipe is arranged in a hollow mode, the plastic pipe penetrates through the bag body and is communicated with the liquid containing cavity, the plastic pipe is matched with the sealing strip structure through the first pressing strip and the second pressing strip and is positioned, and the middle part of the plastic pipe is fixedly arranged with the bag body.

As a further aspect of the present invention: the tearing seam and the pre-tearing opening are located on the same horizontal plane, and the sealing strip structure is fixedly arranged with the bag body.

As a further aspect of the present invention: the bag body, the sealing strip structure and the whole sealing strip opening structure are all made of CPP materials, and the corners of the bag body are designed to be smooth.

Compared with the prior art, the utility model has the following advantages:

1. through the sealing strip structure, the opening sealing strip and the hot pressing part, a three-layer sealing anti-leakage structure is formed on the whole packaging bag, so that the side leakage of the internal liquid is effectively avoided; the liquid storage bag provides multiple protection for the sealing performance of the packaging bag, and ensures that the liquid is safer and more reliable to store; through the arrangement of the pre-tearing opening, convenience is provided for opening the packaging bag, the structure is simple, and the sealing effect is good; through the tight meshing arrangement of the pressing strip I and the pressing strip II, the defect that liquid flows out easily due to external force extrusion is avoided;

2. through the arrangement of the seal-opening strip, the quality and the sanitary degree of the contained liquid are effectively guaranteed, the plastic pipe port is prevented from being polluted, meanwhile, external bacteria are prevented from entering the liquid containing cavity, and the safe storage of the liquid in the packaging bag is ensured; the hot pressing part is arranged, so that the tight plugging strength between the periphery of the liquid containing cavity and the bag body is effectively enhanced, the plastic pipe is plugged by meshing and extruding the pressing strip I and the pressing strip II, the residual liquid can be effectively stored and reused, the quality of the liquid in the packaging bag is not influenced by external microorganisms, and the plastic pipe can be taken at any time; the edges of the bag body are designed to be smooth, so that the hands of a user can be prevented from being scratched, and the comfort and the safety of the use of the packaging bag are improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the sealing strip and the plastic pipe in the present invention;

FIG. 3 is a schematic view of a half-section structure of the middle bag body of the present invention;

FIG. 4 is a schematic structural view of the middle opening seal strip and the hot pressing portion of the present invention;

fig. 5 is a partial sectional view of the middle bag body of the present invention.

In the figure: 1. a bag body; 2. a sealing strip structure; 201. layering a first layer; 202. layering a second layer; 3. opening a seal; 301. a tear strip; 302. tearing the strip seam; 303. pre-tearing the opening; 4. plastic pipe; 5. a liquid containing cavity; 6. and a hot-pressing part.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-5, the present invention provides a technical solution for squeezing out a liquid packaging bag: the bag comprises a bag body 1, wherein a sealing strip structure 2 for sealing and preventing side leakage is arranged on the side of the front end edge of the bag body 1, an unsealing strip 3 for tearing a package is arranged on the edge of one side of the sealing strip structure 2, and a plastic pipe 4 for extruding liquid penetrates through the interior of the bag body 1, which is close to the middle part of the sealing strip structure 2;

as shown in fig. 2-4, the sealing strip structure 2 comprises a first pressing strip 201 for tightly pressing and closing the opening strip 3, and a second pressing strip 202 tightly engaged with the first pressing strip 201 is arranged on the upper end surface of the first pressing strip 201, wherein the sealing strip structure 2 is communicated with the opening strip 3; the opening strip 3 comprises two groups of tearing strips 301 for tearing openings, tearing slits 302 are formed in the middle positions of the surfaces of the two groups of tearing strips 301 in a linear array mode, pre-tearing openings 303 for tearing are symmetrically formed in the two sides of the two groups of tearing strips 301, the cross section of each pre-tearing opening 303 is semicircular, and the opening strip 3 is connected with the sealing strip structure 2 through the tearing strips 301;

when the liquid packaging bag is used, the tear strip 301 is torn along the tear strip seam 302 through the pre-tear opening 303, the plastic pipe 4 clamped between the first pressing strip 201 and the second pressing strip 202 is exposed, then the middle part where the first pressing strip 201 is meshed with the second pressing strip 202 is separated, the plastic pipe 4 tightly extruded between the first pressing strip 201 and the second pressing strip 202 is released, the space inside the plastic pipe 4 is conveniently communicated with the outside air, the whole bag body 1 is slowly and forcibly extruded, liquid inside the liquid containing cavity 5 is released through the unique liquid drainage pipeline plastic pipe 4 under the action of pressure, the extrusion type opening use mode of the liquid packaging bag is realized, and through the operation in the front, multiple protection is provided for the sealing performance of the packaging bag, and meanwhile, the liquid is safer and more reliable to store; the pre-tearing opening 303 is arranged, so that convenience is provided for opening the packaging bag, the structure is simple, and the sealing effect is good; through the tight meshing setting of layering one 201 and layering two 202 to moulding 4, effectively avoid the liquid mode to omit, avoid receiving the external force extrusion to cause the drawback of liquid outflow easily to appear, and through the setting of strip of paper used for sealing 3, provide effective guarantee for the liquid quality and the sanitary degree of splendid attire, when avoiding moulding 4 ports and receiving the pollution, avoid outside bacterium to enter into flourishing liquid chamber 5 inside, ensure the safe storage of wrapping bag to liquid.

Example 2

As shown in fig. 1-5, the bag comprises a bag body 1, a sealing strip structure 2 for sealing and preventing side leakage is arranged on the side of the front end edge of the bag body 1, an unsealing strip 3 for tearing the package is arranged on the side edge of the sealing strip structure 2, and a plastic pipe 4 for extruding liquid is arranged in the bag body 1 and is arranged in the middle of the sealing strip structure 2 in a penetrating manner;

as shown in fig. 3-5, a liquid containing cavity 5 for containing liquid is formed in the middle position inside the bag body 1, a hot pressing part 6 for reinforcing the sealing performance is arranged on the side of the liquid containing cavity 5 and inside the bag body 1 in a heat sealing manner, and the hot pressing part 6 is circularly arranged around the outer edge of the liquid containing cavity 5; the middle part of the plastic pipe 4 is arranged in a hollow way, penetrates through the bag body 1 and is communicated with the liquid containing cavity 5, the plastic pipe 4 is matched with the sealing strip structure 2 through a first pressing strip 201 and a second pressing strip 202 to be positioned, and the middle part of the plastic pipe 4 is fixedly arranged with the bag body 1;

when the anti-leakage packaging bag is used, a three-layer sealing anti-leakage structure is formed on the whole packaging bag through the sealing strip structure 2, the unsealing strip 3 and the hot-pressing part 6, so that the side leakage of the internal liquid is effectively avoided;

as shown in fig. 2-4, the tear tape seam 302 and the pre-tear opening 303 are located at the same horizontal plane, and the sealing tape structure 2 is fixed with the bag body 1; the whole of the bag body 1, the sealing strip structure 2 and the unsealing strip 3 are made of CPP materials, and the corners of the bag body 1 are designed to be smooth.

When using, via the setting of hot splenium 6, contained cavity 5 has effectively been strengthened all around with the tight shutoff intensity of the bag body 1, further improve the whole sealed effect of the bag body 1, when the inside liquid of wrapping bag does not use completely, accessible meshing extrusion layering 201 and layering two 202, carry out the shutoff to moulding tub 4, can effectively save once more and reuse surplus liquid, guarantee the inside liquid quality of wrapping bag does not receive the influence of external microorganism, can be taken along with using, wherein, be slick and sly type design via the corner of the bag body 1, can effectively reduce the corner of wrapping bag in the use and bump the thorn of user's hand, avoid the hand to be scratched.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an extrude formula liquid packaging bag, includes bag body (1), its characterized in that: a sealing strip structure (2) for sealing and preventing side leakage is arranged on the side of the front end edge of the bag body (1), an opening sealing strip (3) for tearing the package is arranged on the edge of one side edge of the sealing strip structure (2), and a plastic pipe (4) for extruding liquid penetrates through the inner part of the bag body (1) and is close to the middle part of the sealing strip structure (2);

the sealing strip structure (2) comprises a first pressing strip (201) for tightly pressing and closing the opening strip (3), a second pressing strip (202) tightly meshed with the first pressing strip (201) is arranged on the upper end surface of the first pressing strip (201), and the sealing strip structure (2) is communicated with the opening strip (3).

2. The squeeze-open type liquid packing bag according to claim 1, wherein: open strip of paper used for sealing (3) is including being used for tearing two sets of tear strip (301) of open-ended, and is two sets of tear strip (301) surface intermediate position is the line type array and has seted up tear strip seam (302), and is two sets of tear strip (301) bilateral symmetry offers in advance tear mouth (303) that are used for tearing, and its shape of cross section is the semicircle type, and the setting is connected through tear strip (301) and sealing strip structure (2) in strip of paper used for sealing (3).

3. The squeeze-open type liquid packing bag according to claim 2, wherein: the inside intermediate position of the bag body (1) is offered and is used for holding flourishing liquid chamber (5) of liquid, the avris of flourishing liquid chamber (5) and the inside heat-seal that is located the bag body (1) are provided with hot pressing portion (6) that are used for consolidating the leakproofness, and hot pressing portion (6) are circular and encircle the outward flange setting in flourishing liquid chamber (5).

4. A squeeze-open type liquid packing bag according to claim 3, wherein: the middle part of the plastic pipe (4) is arranged in a hollow mode, the plastic pipe penetrates through the bag body (1) and is communicated with the liquid containing cavity (5), the plastic pipe (4) is matched with the sealing strip structure (2) through a first pressing strip (201) and a second pressing strip (202) to be positioned, and the middle part of the plastic pipe (4) is fixedly arranged with the bag body (1).

5. The squeeze-open type liquid packing bag according to claim 4, wherein: tear a seam (302) and tear mouth (303) in advance and be located same horizontal plane setting, sealing strip structure (2) and the fixed setting of bag body (1).

6. The squeeze-open type liquid packing bag according to claim 5, wherein: the bag body (1), the sealing strip structure (2) and the unsealing strip (3) are all made of CPP materials, and the corners of the bag body (1) are designed to be smooth.