CN214268586U - Anti-seepage plastic bag - Google Patents
Anti-seepage plastic bag Download PDFInfo
- Publication number
- CN214268586U CN214268586U CN202022789645.1U CN202022789645U CN214268586U CN 214268586 U CN214268586 U CN 214268586U CN 202022789645 U CN202022789645 U CN 202022789645U CN 214268586 U CN214268586 U CN 214268586U
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- CN
- China
- Prior art keywords
- plastic bag
- heat sealing
- sealing line
- arc
- bag body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 69
- 238000004806 packaging method and process Methods 0.000 claims abstract description 11
- 238000012858 packaging process Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 16
- 239000007788 liquid Substances 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
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Abstract
The utility model relates to the field of plastic bags, in particular to an anti-leakage plastic bag, which comprises a plastic bag body, wherein two heat sealing line groups for packaging the plastic bag body are arranged at the bottom of the plastic bag body, one heat sealing line group comprises a transverse heat sealing line, the transverse heat sealing line is horizontally arranged at the bottom end of the plastic bag body for packaging the plastic bag body, the other heat sealing line group comprises a plurality of arc heat sealing lines, the invention adopts a method of discontinuously arranging a plurality of arc heat sealing lines above the transverse heat sealing line, simplifies the manufacturing of a plastic bag die, and the two heat sealing line groups of the plastic bag bear the pressure from water when the plastic bag is filled with water, so that the transverse heat sealing line at the bottom is not rapidly punctured, and the arc heat sealing lines are discontinuously arranged above the transverse heat sealing line, and a plurality of elliptical bulges can be formed when water or liquid is filled, the liquid pressure is shared, and the leakage is not easy to occur.
Description
Technical Field
The utility model relates to a plastic bag field, concretely relates to antiseep plastic bag.
Background
When the existing plastic bag is manufactured, the bottom of the plastic bag is generally sealed by using a transverse heat sealing line, but when the water holding time of the plastic bag is longer, the transverse heat sealing line at the bottom of the plastic bag is usually punctured, so that the plastic bag is inconvenient to use; when the bottom transverse heat-sealing line and the longer arc-shaped heat-sealing line are adopted, the toughness is slightly enhanced but still easy to break down, and the longer arc-shaped heat-sealing line occupies a larger area of the plastic bag when the larger plastic bag is processed, so that the heat-sealing line is not suitable for processing the larger plastic bag, the size requirement of a heat-sealing die is changed when plastic bags with different sizes are manufactured, different dies need to be replaced, and the cost is increased.
Therefore, there is a need for plastic bags that can effectively prevent liquid leakage, and plastic bags of different sizes can be more easily processed on a mold.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an antiseep plastic bag.
To achieve the purpose, the utility model adopts the following technical proposal:
the anti-leakage plastic bag comprises a plastic bag body, wherein two heat sealing line groups for packaging the plastic bag body are arranged at the bottom of the plastic bag body, one heat sealing line group comprises a transverse heat sealing line, the transverse heat sealing line is horizontally arranged at the bottom end of the plastic bag body and used for packaging the plastic bag body, the other heat sealing line group comprises a plurality of arc-shaped heat sealing lines, and the plurality of arc-shaped heat sealing lines are sequentially, transversely and non-continuously arranged on the plastic bag body and are positioned above the transverse heat sealing line.
Preferably, each of the arc-shaped heat-sealing lines comprises a top transverse line and two side arc lines, the two side arc lines are respectively and symmetrically arranged at two sides of the top transverse line, and the arc-shaped heat-sealing lines are in an arch bridge shape and have openings facing downwards towards the bottom of the plastic bag.
Preferably, the left side and the right side of the interior of the plastic bag body are provided with inner folded edges, and the transverse heat-sealing line and the arc-shaped heat-sealing line are positioned on the surface of the plastic bag body and penetrate through the inner folded edges for packaging.
The utility model has the advantages that: the plastic bag adopts the method that the plurality of arc-shaped heat-sealing lines are discontinuously arranged above the transverse heat-sealing line, and the plastic bag with any size can be adjusted by adjusting the number of the arc-shaped heat-sealing lines, so that the manufacturing of a plastic bag mold is greatly simplified, and the mold is more universal; and the two heat seal line groups bear the pressure from water when the plastic bag is filled with water, so that the transverse heat seal line at the bottom is not punctured quickly, and the arc-shaped heat seal lines are discontinuously arranged above the transverse heat seal lines, so that a plurality of oval bulges can be formed when water or liquid is filled, the contact area of the liquid bulges and the heat seal line groups is increased, the liquid pressure is shared, and the bottom of the plastic bag is firmer and is not easy to leak.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a front view of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
fig. 3 is a top view of the present invention;
fig. 4 is a perspective view of the present invention;
in the figure: the plastic bag comprises a plastic bag body 1, a heat seal line group 2, a transverse heat seal line 3, an arc-shaped heat seal line 4, a transverse line 5, a side arc 6 and an inner folded edge 7.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.
In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 4, an anti-leakage plastic bag comprises a plastic bag body 1, two heat sealing line groups 2 for packaging the plastic bag body 1 are arranged at the bottom of the plastic bag body 1, one heat sealing line group 2 comprises transverse heat sealing lines 3, the transverse heat sealing lines 3 are horizontally arranged at the bottom end of the plastic bag body 1 for packaging the plastic bag body 1, the other heat sealing line group 2 comprises a plurality of arc heat sealing lines 4, the plurality of arc heat sealing lines 4 are sequentially arranged on the plastic bag body 1 transversely and non-continuously and are positioned above the transverse heat sealing lines 3, the two heat sealing line groups 2 are arranged at the bottom of the plastic bag, so that when the plastic bag is filled with water, the two heat sealing line groups 2 bear the pressure from the water, the transverse heat sealing lines 3 at the bottom are not rapidly broken, and the arc heat sealing lines 4 are discontinuously arranged above the transverse heat sealing lines 3, when water or liquid is filled, a plurality of oval bulges can be formed, the contact area of the liquid bulges and the heat seal line group 2 is increased, and the liquid pressure is shared, so that the bottom of the plastic bag is firmer and is not easy to leak.
Each arc-shaped heat-sealing line 4 comprises a top transverse line 5 and two side arc lines 6, the two side arc lines 6 are symmetrically arranged on two sides of the top transverse line 5 respectively, the arc-shaped heat-sealing line 4 is in an arch bridge shape, the opening of the arch bridge shape faces the bottom direction of the plastic bag downwards, the stress of the arch bridge shape arc-shaped heat-sealing line 4 to the pressure of the upper end water is more flexible and gentle and is not easy to damage, and the stress area of the formed oval bulge is larger, the pressure is smaller and the protection effect is stronger when the arch bridge shape arc-shaped heat-sealing line 4 to the pressure of the lower end water.
The left side and the right side inside the plastic bag body 1 are provided with inner folding edges 7, the transverse heat-sealing lines 3 and the arc-shaped heat-sealing lines 4 are located on the surface of the plastic bag body 1 and penetrate through the inner folding edges 7 in packaging, the design of the inner folding edges 7 has the effect of expanding the volume of the plastic bag on one hand, on the other hand, the two ends of the bottom of the plastic bag are thicker, and the packaging effect of the heat-sealing line group 2 is better.
The working principle is as follows: when the plastic bag is manufactured, the bottom of the plastic bag is generally sealed by the transverse heat-sealing line 3, but when the water holding time of the plastic bag is longer, the transverse heat-sealing line 3 at the bottom of the plastic bag is often broken through, if the transverse heat-sealing line 3 at the bottom and the longer arc-shaped heat-sealing line 4 are adopted, the toughness is slightly enhanced and still easily broken through, and the longer arc-shaped heat-sealing line 4 occupies a larger area of the plastic bag when the larger plastic bag is processed, so that the plastic bag is not suitable for processing the larger plastic bag. The plastic bag adopts the method that the plurality of arc-shaped heat-seal lines 4 are discontinuously arranged above the transverse heat-seal line 3, no matter the plastic bag with any size is processed, the adjustment can be carried out by adjusting the number of the arc-shaped heat-seal lines 4, the manufacture of a plastic bag mold is greatly simplified, and the mold is more universal; and the plastic bag has two heat seal line groups 2 to bear the pressure from water when containing water, but the transverse heat seal line 3 at the bottom is not punctured rapidly, and the arc-shaped heat seal lines 4 are discontinuously arranged above the transverse heat seal line 3, so that a plurality of oval bulges can be formed when containing water or liquid, the contact area of the liquid bulges and the heat seal line groups 2 is increased, the liquid pressure is shared, and the bottom of the plastic bag is firmer and is not easy to leak.
It should be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention and the technical principles thereof. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.
Claims (3)
1. The utility model provides a antiseep plastic bag, includes plastic bag body (1), its characterized in that: the bottom of the plastic bag body (1) is provided with two heat sealing line groups (2) for packaging the plastic bag body (1), one heat sealing line group (2) comprises a transverse heat sealing line (3), the transverse heat sealing line (3) is horizontally arranged at the bottom end of the plastic bag body (1) and used for packaging the plastic bag body (1), the other heat sealing line group (2) comprises a plurality of arc-shaped heat sealing lines (4), and the plurality of arc-shaped heat sealing lines (4) are sequentially, transversely and not connected and are arranged on the plastic bag body (1) and are positioned above the transverse heat sealing line (3).
2. The plastic bag of claim 1, wherein: each arc-shaped heat-sealing line (4) comprises a top transverse line (5) and two side arc lines (6), the two side arc lines (6) are symmetrically arranged on two sides of the top transverse line (5) respectively, and the arc-shaped heat-sealing lines (4) are arch bridge-shaped and are opened downwards towards the bottom of the plastic bag.
3. A leak-proof plastic bag according to any one of claims 1 or 2, wherein: the left side and the right side of the interior of the plastic bag body (1) are respectively provided with an inner folded edge (7), and the transverse heat-seal line (3) and the arc-shaped heat-seal line (4) are positioned on the surface of the plastic bag body (1) and penetrate through the inner folded edges (7) in the packaging process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022789645.1U CN214268586U (en) | 2020-11-27 | 2020-11-27 | Anti-seepage plastic bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022789645.1U CN214268586U (en) | 2020-11-27 | 2020-11-27 | Anti-seepage plastic bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214268586U true CN214268586U (en) | 2021-09-24 |
Family
ID=77779220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022789645.1U Expired - Fee Related CN214268586U (en) | 2020-11-27 | 2020-11-27 | Anti-seepage plastic bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214268586U (en) |
-
2020
- 2020-11-27 CN CN202022789645.1U patent/CN214268586U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210924 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |