CN212448724U - Wrapping bag convenient to tear - Google Patents
Wrapping bag convenient to tear Download PDFInfo
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- CN212448724U CN212448724U CN202020751950.9U CN202020751950U CN212448724U CN 212448724 U CN212448724 U CN 212448724U CN 202020751950 U CN202020751950 U CN 202020751950U CN 212448724 U CN212448724 U CN 212448724U
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- bag body
- tear
- packaging bag
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Abstract
The utility model relates to the technical field of packaging bags, in particular to a packaging bag convenient to tear, which comprises a bag body, wherein the opening end of the bag body is a Z-shaped opening end, the outer side of the opening end is connected with a Z-shaped edge sealing matched with the shape of the opening end, the Z-shaped edge sealing comprises a first edge, a second edge and a third edge which are sequentially connected from top to bottom, and the second edge is provided with at least one tearing opening; the tearing opening is arranged, an operator can directly tear the packaging bag along the tearing opening, the operation is convenient, the opening of the torn packaging bag is attractive, and hands/mouths are not cut; and the arrangement of the Z-shaped sealing edge is convenient for a person to hold the sealing edges at the two sides of the tearing opening with hands, so that the convenience of tearing the tearing opening is further improved.
Description
Technical Field
The utility model relates to a wrapping bag technical field, concretely relates to wrapping bag convenient to tear.
Background
In daily use food and daily article such as oral liquid, powder, oral liquid all needs the glass bottle to go up to canning many, but the glass bottle is fragile article, leads to the breakage because of the collision easily at the in-process of transportation, in order to solve this problem among the prior art, adopt the wrapping bag of a soft bag to replace traditional glass bottle, but the sack department of current wrapping bag is equipped with the bowl cover, and when needs open the wrapping bag, need consume the powerful gas and can finally unscrew the bowl cover, consuming time power and operate inconveniently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the not enough among the prior art, and provide a wrapping bag convenient to tear, adopted this wrapping bag to solve and torn the wrapping bag and need consume the technical problem of strength.
The purpose of the utility model is realized through the following technical scheme:
the packaging bag convenient to tear comprises a bag body, wherein the film layer structure of the bag body is a polyethylene terephthalate film layer, an aluminum foil film layer and a nylon film layer which are sequentially stacked from outside to inside, and the layers of the polyethylene terephthalate film layer, the aluminum foil film layer and the nylon film layer are respectively bonded together through a polyurethane adhesive; the open end of the bag body is Z type open end, the open end outside is connected with the Z type banding rather than shape matched with, Z type banding is equipped with at least one on the second edge and tears the mouth including first limit, second limit and the third that from top to bottom connects gradually.
The bag body is provided with a connecting seal, the upper end of the connecting seal is connected with the second edge, the top of the connecting seal is located below the tearing opening, and the lower end of the connecting seal extends along the length direction of the bag body.
Wherein, the membranous layer structure of the bag body still includes the polypropylene film layer with the inboard adhesion of nylon film layer, the nylon film layer passes through the polyurethane adhesive and is in the same place with the adhesion of polypropylene film layer.
Wherein, the membranous layer structure of the bag body still includes the polyethylene film layer with the inboard adhesion of nylon film layer, the nylon film layer passes through polyurethane adhesive and polyethylene film layer adhesion together.
Wherein the tear is comprised of a first portion and a second portion, the first portion and the second portion being connected and the first portion and the second portion forming an included angle of between 30 ° and 60 °.
The Z-shaped sealed edge is provided with a plurality of embossed grains, and the length direction of the embossed grains is parallel to the tearing direction of the tearing opening.
The lower end of the bag body is provided with a straight sealing edge, and a sealing edge toothed cutter is arranged on the straight sealing edge.
Wherein the thickness range of the polyethylene terephthalate film layer is 12-25 μm; the thickness range of the aluminum foil film layer is 7-9 mu m; the thickness range of the nylon film layer is 15-25 mu m; the thickness range of the polypropylene film layer or the polyethylene film layer is 50-90 mu m.
Wherein the thickness of the polyethylene terephthalate film layer is 12 μm; the thickness of the aluminum foil film layer is 7 micrometers; the thickness of the nylon film layer is 15 micrometers; the thickness of the polypropylene film layer or the polyethylene film layer is 70 mu m.
The utility model has the advantages that: the tearing opening is arranged, an operator can directly tear the packaging bag along the tearing opening, the operation is convenient, the opening of the torn packaging bag is attractive, and hands/mouths are not cut; and the arrangement of the Z-shaped sealing edge is convenient for a person to hold the sealing edges at the two sides of the tearing opening with hands, so that the convenience of tearing the tearing opening is further improved.
Drawings
The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.
Fig. 1 is a schematic structural view of the packaging bag convenient to tear of the present invention.
Fig. 2 is a partially enlarged view of a in fig. 1.
Fig. 3 is a schematic diagram of the film layer structure of the packaging bag convenient to tear.
Fig. 1 to 3 include:
the bag comprises a bag body 1, a polyethylene terephthalate film layer 2, an aluminum foil film layer 3, a nylon film layer 4, a polypropylene film layer 5, a Z-shaped edge sealing 7, a first edge 71, a second edge 72, a third edge 73, a tearing opening 74, a first part 741, a second part 742 and a straight strip edge sealing 8.
Detailed Description
The invention will be further described with reference to the following examples.
The utility model discloses a specific implementation mode of a packaging bag convenient to tear, as shown in fig. 1-3, including bag body 1, the film layer structure of bag body 1 is polyethylene terephthalate film layer 2, aluminum foil film layer 3, nylon film layer 4 and polypropylene film layer 5 which are stacked in sequence from outside to inside, and the layers of polyethylene terephthalate film layer 2, aluminum foil film layer 3, nylon film layer 4 and polypropylene film layer 5 are respectively bonded together by polyurethane adhesive; or another embodiment, the film layer structure of the bag body 1 is a polyethylene terephthalate film layer 2, an aluminum foil film layer 3, a nylon film layer 4 and a polyethylene film layer which are sequentially stacked from outside to inside, and the layers of the polyethylene terephthalate film layer 2, the aluminum foil film layer 3, the nylon film layer 4 and the polyethylene film layer are respectively adhered together through a polyurethane adhesive.
The opening end of the bag body 1 is a Z-shaped opening end, the outer side of the opening end is connected with a Z-shaped sealing edge 7 matched with the shape of the opening end, the Z-shaped sealing edge 7 comprises a first edge 71, a second edge 72 and a third edge 73 which are sequentially connected from top to bottom, the second edge 72 is provided with at least one tearing opening 74, the tearing opening 74 is arranged, an operator can directly tear the packaging bag along the tearing opening 74, the operation is convenient, the bag opening of the torn packaging bag is attractive, and hands/mouths are not cut; and the setting of Z type banding 7 is convenient for the staff to hold the banding of tearing mouthful 74 both sides, further increases the convenience of tearing and tearing mouthful 74, and in this embodiment, the direction of tearing mouthful 74 tears for the level tears, and the quantity of tearing mouthful 74 can be for 2, 3, 4 etc. and a plurality of tears mouthful from top to bottom set up side by side. The first and third sides 73 are disposed approximately horizontally and the second side 72 is disposed approximately vertically. The lower extreme of the bag body 1 is equipped with straight banding 8, be equipped with banding profile of tooth sword on the straight banding 8, can further increase the fixed connection of straight banding and bag body 1, and banding profile of tooth sword is unsmooth setting for increase the friction between the bag body and the staff, be convenient for take and put.
The bag body 1 is further provided with a connecting seal (not shown), the upper end of the connecting seal is connected with the second edge 72, the top of the connecting seal is located below the tearing opening 74, and the lower end of the connecting seal extends along the length direction of the bag body 1, wherein the position of the connecting seal in the embodiment avoids the position of the tearing opening 74, so that the bag body is ensured to be smoothly torn while the edge sealing strength of the bag body is enhanced.
The tear 74 is formed by a first portion 741 and a second portion 742, the first portion 741 and the second portion 742 are connected to form an angle between 30 ° and 60 ° between the first portion 741 and the second portion 742, which is an optimal angle for facilitating tearing of the package by a person.
The thickness of the polyethylene terephthalate film layer 2 is in the range of 12 to 25 μm, and preferably, the thickness of the polyethylene terephthalate film layer 2 is 12 μm, the thickness of the polyethylene terephthalate film layer 2 is 15 μm, or the thickness of the polyethylene terephthalate film layer 2 is 20 μm.
The thickness of the aluminum foil thin film layer 3 is in the range of 7 to 9 μm, and preferably, the thickness of the aluminum foil thin film layer 3 is 7 μm, the thickness of the aluminum foil thin film layer 3 is 8 μm, or the thickness of the aluminum foil thin film layer 3 is 9 μm.
The thickness of the nylon film layer 4 is in the range of 15 to 25 μm, and preferably the thickness of the nylon film layer 4 is 15 μm, the thickness of the nylon film layer 4 is 20 μm, or the thickness of the nylon film layer 4 is 25 μm.
The thickness of the polypropylene film layer 5 or the polyethylene film layer is preferably in the range of 50 to 90 μm, the thickness of the polypropylene film layer 5 or the polyethylene film layer is 50 μm, the thickness of the polypropylene film layer 5 or the polyethylene film layer is 70 μm, and the thickness of the polypropylene film layer 5 or the polyethylene film layer is 70 μm.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. The utility model provides a wrapping bag convenient to tear which characterized in that: the bag comprises a bag body, wherein the film layer structure of the bag body is a polyethylene terephthalate film layer, an aluminum foil film layer and a nylon film layer which are sequentially stacked from outside to inside, and the layers of the polyethylene terephthalate film layer, the aluminum foil film layer and the nylon film layer are respectively bonded together through a polyurethane adhesive; the open end of the bag body is Z type open end, the open end outside is connected with the Z type banding rather than shape matched with, Z type banding is equipped with at least one on the second edge and tears the mouth including first limit, second limit and the third that from top to bottom connects gradually.
2. The easy-to-tear packaging bag according to claim 1, wherein: the bag body still is equipped with the connection strip of paper used for sealing, the upper end of connecting the strip of paper used for sealing with the second limit is connected just the top of connecting the strip of paper used for sealing is located the below of tearing the mouth, the lower extreme of connecting the strip of paper used for sealing is followed the length direction of the bag body extends.
3. The easy-to-tear packaging bag according to claim 1, wherein: the membranous layer structure of the bag body also comprises a polypropylene film layer adhered to the inner side of the nylon film layer, and the nylon film layer is adhered to the polypropylene film layer through a polyurethane adhesive.
4. The easy-to-tear packaging bag according to claim 3, wherein: the film layer structure of the bag body further comprises a polyethylene film layer adhered to the inner side of the nylon film layer, and the nylon film layer is adhered to the polyethylene film layer through a polyurethane adhesive.
5. The easy-to-tear packaging bag according to claim 1, wherein: the tear opening is comprised of a first portion and a second portion, the first portion and the second portion being connected and the first portion and the second portion forming an included angle of between 30 ° and 60 °.
6. The easy-to-tear packaging bag according to claim 1, wherein: the Z type banding is equipped with a plurality of impressed watermark, a plurality of the length direction of impressed watermark is parallel with the direction of tearing the mouth.
7. The easy-to-tear packaging bag according to claim 1, wherein: the lower extreme of the bag body is equipped with the straight banding, be equipped with banding profile of tooth sword on the straight banding.
8. The easy-to-tear packaging bag according to claim 4, wherein: the thickness range of the polyethylene terephthalate film layer is 12-25 mu m; the thickness range of the aluminum foil film layer is 7-9 mu m; the thickness range of the nylon film layer is 15-25 mu m; the thickness range of the polypropylene film layer or the polyethylene film layer is 50-90 mu m.
9. The easy-to-tear packaging bag according to claim 8, wherein: the thickness of the polyethylene terephthalate film layer is 12 micrometers; the thickness of the aluminum foil film layer is 7 micrometers; the thickness of the nylon film layer is 15 micrometers; the thickness of the polypropylene film layer or the polyethylene film layer is 70 mu m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020751950.9U CN212448724U (en) | 2020-05-08 | 2020-05-08 | Wrapping bag convenient to tear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020751950.9U CN212448724U (en) | 2020-05-08 | 2020-05-08 | Wrapping bag convenient to tear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212448724U true CN212448724U (en) | 2021-02-02 |
Family
ID=74463897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020751950.9U Active CN212448724U (en) | 2020-05-08 | 2020-05-08 | Wrapping bag convenient to tear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212448724U (en) |
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2020
- 2020-05-08 CN CN202020751950.9U patent/CN212448724U/en active Active
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