CN215324445U - Multilayer separated edge sealing bag - Google Patents
Multilayer separated edge sealing bag Download PDFInfo
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- CN215324445U CN215324445U CN202120434083.0U CN202120434083U CN215324445U CN 215324445 U CN215324445 U CN 215324445U CN 202120434083 U CN202120434083 U CN 202120434083U CN 215324445 U CN215324445 U CN 215324445U
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Abstract
The utility model belongs to the technical field of packaging bags, and particularly relates to a multilayer separating edge sealing bag which comprises an edge sealing bag body and a middle sealing film, wherein the edge sealing bag body comprises two sealing bag outer side surfaces and two V-shaped folding surfaces, two ends of the two sealing bag outer side surfaces are respectively provided with a first sealing edge, the two sealing bag outer side surfaces are jointed through the first sealing edges, two ends of the two V-shaped folding surfaces are provided with second sealing edges, the V-shaped folding surfaces are jointed with the sealing bag outer side surfaces through the second sealing edges, because the middle sealing film is positioned between the two V-shaped folding surfaces and divides the inside of the edge sealing bag into two object placing cavities, the edge sealing bag can be suitable for packaging different types of objects which can not be mixed and packaged, the second sealing edge is positioned at the bending position of the V-shaped folding surface and is provided with a pressure reducing notch, when the object placing cavities are filled with objects, the connecting position of the bending position of the V-shaped folding surface and the sealing bag outer side surfaces is extruded to effectively prevent the edge sealing bag from leaking at the position under the long-term use, the score line can provide convenience for unsealing the edge-sealing bag.
Description
Technical Field
The utility model belongs to the technical field of packaging bags, and particularly relates to a multilayer separating edge sealing bag.
Background
At present, plastic packaging bags are widely used in the market due to the advantages of low price, light weight, large capacity, convenience in storage, easiness in unsealing and the like, and different types of packaging bags such as edge sealing bags, standing bags, windowing bags, zipper bags and the like are available in the market for meeting different requirements of various commodities.
The edge sealing bag is taken as an example, the edge sealing bag is a plastic bag with a sealed periphery as the name suggests, and the edge sealing bag is widely used for packaging various foods needing moisture-proof treatment.
The existing plastic edge sealing bag is generally formed by hot-pressing and bonding partial edges of two plastic films, an initial five-shaped space is formed inside the plastic edge sealing bag, a bag opening is formed at one side which is not hot-pressed and bonded, articles are put into a storage space from the bag opening and then hot-pressed and bonded, so that the articles are sealed and packaged, convenience is provided for the sealed packaging of the articles, but only one sealed space can be formed through the structure, so that the plastic edge sealing bag is only suitable for packaging one type or multiple types of articles which can be mixed, for packaging multiple types of articles which can not be mixed, multiple edge sealing bags are required to be used for separately packaging each different type of articles, and inconvenience is caused to the packaging work of the multiple types of articles which can not be mixed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multilayer separating edge sealing bag, and aims to solve the technical problem that the edge sealing bag in the prior art is inconvenient to package various articles which cannot be mixed for packaging.
In order to achieve the above object, an embodiment of the present invention provides a multilayer edge-sealing bag, which includes an edge-sealing bag body and a middle membrane, wherein the edge-sealing bag body includes two bag outer side surfaces disposed opposite to each other and two V-shaped folded surfaces disposed opposite to each other and folded inward to form the V-shaped folded surfaces, two ends of the two bag outer side surfaces are each provided with a first sealing edge, two ends of the two V-shaped folded surfaces are each provided with a second sealing edge, the second sealing edge is provided with a pressure-reducing notch at a bent portion of the V-shaped folded surface, the middle membrane is disposed between the two V-shaped folded surfaces and is fixedly connected to the bent portion of the two V-shaped folded surfaces, two sides of the middle membrane are each provided with a storage cavity between the two bag outer side surfaces and the two V-shaped folded surfaces, and the middle membrane is formed by compounding a metal foil layer and plastic film layers and plastic composite film layers disposed on two sides of the metal foil layer, and the outer side surfaces of the two sealing bags are provided with score lines.
Optionally, the score line is a single line of broken point line, and two ends of the single line of broken point line are flush with two side edges of the outer side surface of the envelope.
Optionally, the score line is a double-row broken line, one end of the double-row broken line is flush with one side edge of the outer side surface of the envelope, the other end of the double-row broken line is provided with a pull wire part, and the pull wire part extends out of the other side of the outer side surface of the envelope.
Optionally, the ratio of the height of the pressure relief notch to the height of the second seal edge is 1: 2.
Optionally, the pressure relief notch is triangular.
Optionally, both ends of the first sealing edge and the second sealing edge are provided with sealing reinforcing points.
Optionally, the outer side surface of the envelope and the V-shaped folding surface are formed by compounding a reinforcing layer, a barrier layer and a heat sealing layer which are sequentially arranged.
Optionally, the reinforcing layer is a polyethylene terephthalate film layer, the barrier layer is an aluminum foil layer, and the heat-seal layer and the polyethylene film layer are laminated.
One or more technical schemes in the multilayer separating edge sealing bag provided by the embodiment of the utility model at least have one of the following technical effects: the edge sealing bag comprises an edge sealing bag body and a middle partition film, wherein the edge sealing bag body comprises two outer side surfaces of the sealing bag and two V-shaped folding surfaces formed by inward folding, first sealing edges are arranged at two ends of the two outer side surfaces of the sealing bag, the two outer side surfaces of the sealing bag are attached through the first sealing edges, second sealing edges are arranged at two ends of the two V-shaped folding surfaces, the V-shaped folding surfaces are attached to the outer side surfaces of the sealing bag through the second sealing edges, an intermediate diaphragm is positioned between the two V-shaped folding surfaces and divides the inner part of the edge sealing bag into two object placing cavities, so that the edge sealing bag can adapt to different types of object packages which cannot be mixed for packaging, a pressure reducing notch is arranged at the bending part of the V-shaped folding surfaces of the second sealing edges, when the object placing cavities are filled with objects, the connecting part of the V-shaped folding surfaces and the outer side surfaces of the sealing bag is extruded, the stability of the connection at the position is poor, and the extrusion force at the position can be reduced through the arrangement of the pressure reducing notch, effectively prevent that the limit envelope from producing the seepage in this department under long-term the use, the diaphragm in the middle of is formed by the plastic film layer and the compound thin film layer of plastics of metal foil layer and both sides is compound, all is provided with the score line on two envelope lateral surfaces, and the score line can provide convenience for the unsealing of limit envelope.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic structural view of a multi-layer partitioning edge sealing bag according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of a multi-layer partitioning-edge sealed bag according to an embodiment of the present invention in a cut-off state.
Fig. 3 is a schematic structural view of a multi-layer partitioning edge sealing bag according to another embodiment of the present invention.
FIG. 4 is a cross-sectional view of a central membrane of a multi-layer barrier-edge pouch provided in accordance with an embodiment of the present invention.
FIG. 5 is a schematic structural view of an outer side surface or a V-shaped folded surface of an envelope of a multi-layer separation-edge envelope according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
10-edge sealing bag body 20-sealing bag outer side surface 21-first sealing edge
23-single row broken point line 24-double row broken point line
30-V-shaped folded surface 31-second edge sealing 32-pressure reducing notch
33-sealing reinforcing point 40-middle diaphragm 41-storage cavity
51-metal foil layer 52-plastic film layer 53-plastic composite film layer
61-enhancement layer 62-barrier layer 63-heat seal layer
64-score line 241-draw.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the utility model.
In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
In an embodiment of the present invention, as shown in fig. 1 to 4, a multilayer edge-sealing bag is provided, including an edge-sealing bag body 10 and a middle membrane 40, where the edge-sealing bag body 10 includes two bag outer side surfaces 20 disposed opposite to each other and two V-shaped folded surfaces 30 formed by folding inward and disposed opposite to each other, two ends of the two bag outer side surfaces 20 are provided with first sealing edges 21, two ends of the two V-shaped folded surfaces 30 are provided with second sealing edges 31, a pressure-reducing notch 32 is formed at a bent portion of the V-shaped folded surface 30 of the second sealing edge 31, the middle membrane 40 is located between the two V-shaped folded surfaces 30 and fixedly connected to the bent portion of the two V-shaped folded surfaces 30, two sides of the middle membrane 40 are respectively provided with a storage cavity 41 between the two bag outer side surfaces 20 and the two V-shaped folded surfaces 30, the middle membrane 40 is composed of a metal foil layer 51, and two plastic composite film layers 52 and a plastic composite film layer 53 located at two sides of the metal foil 51 And the outer side surfaces 20 of the two sealing bags are provided with score lines 64.
Specifically, the edge sealing bag comprises an edge sealing bag body 10 and a middle partition film 40, wherein the edge sealing bag body 10 comprises two outer sealing bag surfaces 20 and two V-shaped folded surfaces 30 formed by inward folding, first sealing edges 21 are arranged at two ends of the two outer sealing bag surfaces 20, the two outer sealing bag surfaces 20 are attached through the first sealing edges 21, second sealing edges 31 are arranged at two ends of the two V-shaped folded surfaces 30, the V-shaped folded surfaces 30 and the outer sealing bag surfaces 20 are attached through the second sealing edges 31, the middle diaphragm 40 is positioned between the two V-shaped folded surfaces 30 to divide the interior of the edge sealing bag into two article accommodating cavities 41, so that the edge sealing bag can adapt to different types of article packages which cannot be mixed for packaging, a pressure reducing notch 32 is arranged at the bent part of the second sealing edge 31, which is positioned at the V-shaped folded surface 30, and when the article accommodating cavities 41 are filled with articles, the joint of the bent part of the V-shaped folded surface 30 and the outer sealing bag surfaces 20 is squeezed, because the stability of this department connection is relatively poor, can reduce the extrusion force that receives this department through the setting of decompression breach 32, prevent effectively that the limit envelope from producing the seepage in this department under long-term the use, middle diaphragm 40 is formed by the metal foil layer 51 and the plastic film layer 52 and the compound thin film layer 53 complex of plastics of both sides, all is provided with the score line 64 on two envelope lateral surfaces 20, and the score line 64 can provide convenience for the unsealing of limit envelope.
In another embodiment of the present invention, as shown in fig. 1-2, the score line 64 is a single line of broken line 23, and two ends of the single line of broken line 23 are flush with two side edges of the outer side surface 20 of the envelope. Specifically, by arranging the single-row breaking point line 23, the single-row breaking point line 23 can be broken and the edge sealing bag can be opened only by pulling the outer side surface 20 of the sealing bag towards two sides of the single-row breaking point line 23.
In another embodiment of the present invention, as shown in fig. 3, the score line 64 is a double-row dotted line 24, one end of the double-row dotted line 24 is flush with one side edge of the outer envelope surface 20, and the other end of the double-row dotted line 24 is provided with a pull portion 241, and the pull portion 241 extends out of the other side of the outer envelope surface 20. Specifically, since the string portion 241 is disposed at one end of the double row dotted line 24, and the string portion 241 extends out of the bag outer side surface 20, the double row dotted line 24 can be torn off by pulling the string portion 241, and the side bag can be opened.
In another embodiment of the utility model, the ratio between the height of the pressure relief notch 32 and the height of the second sealing edge 31 is 1: 2. Specifically, the pressure relief notch 32 in this ratio can maximally prevent the joint of the bent portion of the V-shaped folded surface 30 and the outer side surface 20 of the envelope from leaking under long-term pressing while ensuring sufficient strength of the second sealing edge 31.
In another embodiment of the present invention, as shown in FIGS. 1-3, the pressure relief notch 32 is triangular. Specifically, the stress and deformation of the triangle and the V-shaped folding surface 30 are matched, so that the extrusion force between the joint of the folding position of the V-shaped folding surface 30 and the outer side surface 20 of the envelope is effectively reduced.
In another embodiment of the present invention, as shown in fig. 1 to 3, the sealing reinforcing points 33 are provided at both ends of the first sealing edge 21 and the second sealing edge 31. In particular, the seal reinforcing points 33 may enhance the adhesion of the first and second sealing edges 21 and 31, and improve the stability of the edge sealing bag.
In another embodiment of the present invention, as shown in fig. 5, the outer side surface 20 of the envelope and the V-fold 30 are formed by sequentially arranging a reinforcing layer 61, a barrier layer 62 and a heat sealing layer 63.
In another embodiment of the present invention, the reinforcing layer 61 is a polyethylene terephthalate film layer, the barrier layer 62 is an aluminum foil layer, and the heat seal layer 63 and the polyethylene film layer are laminated.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A multilayer separated edge sealing bag is characterized in that: including limit bag body and middle compartment membrane, limit bag body is including two envelope lateral surfaces that set up relatively and the V type face of rolling over that two inward folds that form that set up relatively roll over, two the both ends of envelope lateral surface all are provided with first banding, two the both ends that the face was rolled over to the V type are provided with the second banding, the second banding is located the department of buckling of the face is rolled over to the V type is provided with the decompression breach, intermediate diaphragm is located two between the V type face of rolling over and with two the fixed connection of the department of buckling of the face is rolled over to the V type, intermediate diaphragm's both sides respectively with two envelope lateral surface and two be provided with between the face is rolled over to the V type and put the thing chamber, intermediate diaphragm is by metal foil layer and is located the both sides plastic film layer and the compound thin film layer complex of metal foil layer form, two all be provided with the score line on the envelope lateral surface.
2. The multilayer barrier edge-sealed bag of claim 1, wherein: the cutting line is a single-row broken point line, and two ends of the single-row broken point line are flush with two side edges of the outer side face of the sealing bag.
3. The multilayer barrier edge-sealed bag of claim 1, wherein: the cutting line is a double-row broken line, one end of the double-row broken line is flush with one side edge of the outer side face of the envelope, the other end of the double-row broken line is provided with a pull wire part, and the pull wire part extends out of the other side of the outer side face of the envelope.
4. The multilayer barrier edge-sealed bag of claim 1, wherein: the ratio of the height of the pressure reducing notch to the height of the second sealing edge is 1: 2.
5. The multilayer barrier edge-sealed bag of claim 1, wherein: the pressure relief notch is triangular.
6. The multilayer barrier edge-sealed bag of claim 1, wherein: and sealing reinforcing points are arranged at two ends of the first sealing edge and the second sealing edge.
7. The multilayer barrier edge-sealed bag of claim 1, wherein: the outer side face of the envelope and the V-shaped folding face are formed by compounding a reinforcing layer, a blocking layer and a heat sealing layer which are sequentially arranged.
8. The multilayer barrier edge-sealing bag of claim 7, wherein: the enhancement layer is a polyethylene glycol terephthalate film layer, the barrier layer is an aluminum foil layer, and the heat-seal layer and the polyethylene film layer are arranged on the barrier layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120434083.0U CN215324445U (en) | 2021-02-27 | 2021-02-27 | Multilayer separated edge sealing bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120434083.0U CN215324445U (en) | 2021-02-27 | 2021-02-27 | Multilayer separated edge sealing bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215324445U true CN215324445U (en) | 2021-12-28 |
Family
ID=79582185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120434083.0U Active CN215324445U (en) | 2021-02-27 | 2021-02-27 | Multilayer separated edge sealing bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215324445U (en) |
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2021
- 2021-02-27 CN CN202120434083.0U patent/CN215324445U/en active Active
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