CN215795491U

CN215795491U - Express delivery bag

Info

Publication number: CN215795491U
Application number: CN202121683075.6U
Authority: CN
Inventors: 王曦
Original assignee: Xidai Beijing Technology Co ltd
Current assignee: Xidai Beijing Technology Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-02-11
Anticipated expiration: 2031-07-22

Abstract

The embodiment of the utility model relates to an express bag, which comprises a bag body; the bag body is provided with a bag opening; the bag body comprises a first film and a second film; the bag body is formed by packaging three edges of the first membrane and the second membrane; the second membrane is longer than the first membrane along the direction extending out of the bag opening; the first film sheet includes a first fold; the area between the first crease and the edge of the first film sheet positioned at the bag opening is a first packaging area; the second film comprises a second crease, and the area between the second crease and the edge of the second film positioned at the bag opening is a second packaging area; the second membrane comprises a side pressing structure formed by inward folding and sealing; the edge pressing structure is positioned on one side of the first crease facing the bag opening; the area between the edge pressing structure of the second membrane and the second packaging area is a corresponding area of the first packaging area; and folding along the second fold to enable the second packaging area to cover the first packaging area, and folding along the first fold to enable the second packaging area to be wrapped in the first membrane to form a waterproof bending structure. The effects of water resistance, tearing resistance and repeated use can be realized.

Description

Express delivery bag

Technical Field

The embodiment of the utility model belongs to the technical field of packaging bags, and particularly relates to an express bag.

Background

Due to the rapid development of electronic commerce and express delivery industry, express bags for packaging materials and goods are also increasing greatly.

Traditional wrapping bag is in the transportation way, if meet sleet weather, probably intake, causes the damage to the article in the express delivery bag. In addition, in the transportation process, the weight of the objects in the express bag or external force generated in the transportation process may cause tearing damage at the sealing position of the express bag.

In addition, the express bags on the market at present cannot be reused after a user tears off the express bags to take out articles. Because the express bag can not be reused, the waste of resources is caused, and the express bag is not environment-friendly.

Therefore, how to improve the reuse rate of the express bags and the safety of the articles in the express bags becomes a problem which should be solved at present.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a express bag to achieve reuse of the express bag and to improve the safety of the items in the express bag.

In a first aspect, an embodiment of the present invention provides an express delivery bag, including:

a bag body; the bag body is provided with a bag opening; the bag body comprises a first film and a second film;

the bag body is formed by three edges of the first film and the second film in a sealing mode; the second membrane is longer than the first membrane along the direction extending out of the bag opening;

the first film sheet includes a first fold; the first crease and the area of the first membrane between the edges of the bag opening are first packaging areas; the second film comprises a second crease, and the area between the second crease and the edge of the second film positioned at the bag opening is a second packaging area; the second membrane comprises a side pressing structure formed by inward folding and sealing; the edge pressing structure is positioned on one side of the first crease facing the bag opening; the area between the edge pressing structure of the second membrane and the second packaging area is a corresponding area of the first packaging area;

and folding along the second fold to enable the second packaging area to at least partially cover the first packaging area, and folding along the first fold to enable the second packaging area to be coated in the first membrane to form a waterproof bending structure.

In one embodiment, the width of the first encapsulation area is less than 5cm in a direction parallel to the direction extending beyond the mouth.

In one embodiment, the width of the second packaging area is greater than or equal to 1.5cm along the direction parallel to the direction extending out of the bag opening.

In one embodiment, the adhesive tape further comprises at least one adhesive strip; the adhesive strip is used for adhering and packaging the waterproof bending structure and the first membrane.

In one embodiment, each individual area not covered by the adhesive strip has a length of less than 8cm in a direction parallel to the first fold.

In one embodiment, the adhesive strip comprises a tear-off film or a peel-off, leave-on security label.

In one embodiment, the width of the edge-holding structure is greater than or equal to 0.8cm in a direction parallel to the direction extending beyond the mouth of the bag.

In one embodiment, the first and second diaphragms each comprise a first and second film layer; the first film layers of the first and second films each face into the pocket; the second film layers of the first and second films both face outside the bag body; the first film layer is bondable to the first film layer under hot pressing conditions; the first film layer and the second film layer are not bonded under hot pressing conditions.

In one embodiment, the first diaphragm and the second diaphragm are of a one-piece design.

In one embodiment, the second membrane further comprises a reserved area; the reserved area is located between the first packaging corresponding area and the edge pressing structure.

The express bag provided by the embodiment of the utility model comprises a bag body, wherein the bag body is provided with a bag opening. The bag body comprises a first membrane and a second membrane, and the bag body is formed by packaging three edges of the first membrane and the second membrane. The second membrane is longer than the first membrane along the direction extending out of the bag opening. And the first film sheet includes a first fold; the area between the first crease and the edge of the first film sheet positioned at the bag opening is a first packaging area. The second film comprises a second crease, and the area between the second crease and the edge of the second film positioned at the bag opening is a second packaging area. The second membrane comprises a side pressing structure formed by inward folding and sealing; the edge pressing structure is located on one side, facing the bag opening, of the first crease. And the area between the edge pressing structure of the second membrane and the second packaging area is a corresponding area of the first packaging area. Therefore, after the courier puts the contents into the bag body from the bag opening, the second packaging area covers the first packaging area by folding along the second folding line, and then the second packaging area is wrapped in the first membrane by folding along the first folding line, so that the waterproof bending structure is formed. Because be formed with waterproof structure of buckling, consequently water can't get into in the express bag from the top and the below of express bag. In addition, because the second diaphragm is provided with the blank pressing structure, because the blank pressing structure can play the bearing effect, consequently in the transportation, the internal object of bag can not produce the express delivery face list of sack encapsulation or sticky strip and tear the power, can prevent the damage of the department that seals of express delivery bag in the transportation. The express bag provided by the embodiment of the utility model can be reused, and can be reused after the express bag is disassembled and the contents are taken out, so that the environment can be protected and the resources can be saved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed in the description of the embodiments or the prior art 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 other drawings can be obtained by those skilled in the art according to the drawings.

Fig. 1 is a schematic top view of an express bag according to an embodiment of the present invention, before a first film and a second film are packaged;

fig. 2 is a schematic top view of an express bag according to an embodiment of the present invention, wherein a first film and a second film are packaged;

FIG. 3 is a schematic diagram of a principle of an express delivery bag according to an embodiment of the present invention;

fig. 4 is a schematic diagram illustrating a principle of another express delivery bag according to an embodiment of the present invention.

Fig. 5 is a schematic diagram illustrating a principle of another express delivery bag according to an embodiment of the present invention.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and examples. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The specific embodiments described herein are merely illustrative of the utility model and are not to be construed as limiting the utility model. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model, are within the scope of the utility model.

The embodiment of the utility model provides an express bag which comprises a bag body. Wherein the bag body is provided with a bag opening. The courier fills the contents by pouring them from the mouth of the bag. The bag body comprises a first film and a second film. The bag comprises a first film and a second film, wherein three corresponding edges of the first film and the second film are packaged to form a bag body, and the second film is longer than the first film along the direction extending out of the bag opening. Fig. 1 is a schematic top view structure diagram of an express bag according to an embodiment of the present invention before a first film and a second film are packaged, and fig. 2 is a schematic top view structure diagram of an express bag according to an embodiment of the present invention after a first film and a second film are packaged. And figure 2 is a schematic view from above of the first membrane looking down. Referring to fig. 1 and 2, the bag 10 includes a first film 11 and a second film 12. The bag body is formed by the corresponding three edges of the first film 11 and the second film 12. For example, the first membrane 11 comprises a side length a1, a side length a2, a side length A3 and a side length a 4. The second membrane 12 includes side B1, side B2, side B3, and side B4. The side A1 and the side B1, the side A2 and the side B2, the side A3 and the side B3 are packaged in a hot pressing mode, and the side A4 and the side B4 are packaged in a non-hot pressing mode, so that the opening of the bag body is formed. The second film 12 is longer than the first film 11 in the direction extending beyond the mouth of the bag. The first film sheet 11 comprises a first fold 111. The area of the first fold 111 and the first film 11 between the edges of the mouth (e.g., side length a4) is a first footprint 112. The second film sheet 12 includes a second fold 121. The area between the second fold 121 and the edge of the second film at the mouth of the bag (e.g., side length B4) is a second footprint 122. The second film sheet 12 also includes a hem structure (not shown in fig. 1 and 2) formed by the tuck-in seal. As shown in fig. 1, binder region 123 in fig. 1 is used to fold-in the binder structure formed.

In order to clearly show the structure and the principle of the express delivery bag according to the embodiment of the utility model, the following description is made in detail by using a schematic sectional structure diagram of the packaging process. As shown in fig. 3, the cross-sectional view is shown in (a) before the three sides of the first film 11 and the second film 12 are not heat-pressed. And (3) carrying out hot-pressing packaging on three sides of the first film 11 and the second film 12, and carrying out inward folding and sealing on the second film to form a side pressing structure 124 to form a bag body, wherein the sectional view is shown in (b). In fig. 3 (b), the edge-pressing region 123 of the second film 12 is folded and sealed (e.g., by hot-pressing) to form an edge-pressing structure 124. The hem formation 124 is located on the side of the first fold facing the mouth of the bag. The region between the edge-pressing structure 124 and the second sealing region 122 of the second film sheet 12 is a first sealing region corresponding region 125. After the thermocompression packaging, the first package region 112, the second package region 122 and the first package corresponding region 125 are unfolded, as shown in fig. 3 (c). After the courier has placed the contents into the bag body through the mouth (contents not shown in fig. 3), the second film 12 is folded over along the second fold so that the second sealing region 122 at least partially covers the first sealing region 112, as shown in fig. 3 (d). And then, folding along the first fold to make the second packaging region 122 cover the first membrane 11, so as to form the waterproof bending structure 13, as shown in fig. 3 (e).

Optionally, the courier can paste the express delivery face list to the butt joint department of first diaphragm 11 and waterproof structure 13 of buckling to realize the encapsulation of express delivery bag.

Because the waterproof bending structure 13 is formed, no water enters the express bag from the left side or the right side of the waterproof bending structure 13 in (d) in fig. 3, and therefore the waterproof function can be achieved. In addition, because the second membrane of the express bag provided by the embodiment of the utility model is provided with the edge pressing structure 124, when an object in the express bag is heavy or the object shakes in the express bag in the transportation process, the edge pressing structure 124 plays a role in weighing, and the object weight in the express bag or the object shakes in the express bag in the transportation process is prevented from tearing the seal of the express bag.

In addition, the embodiment of the utility model does not need to use adhesives such as double-sided adhesive tapes in the prior art to seal the opening of the bag, so that the bag body of the express bag is not damaged when the express bag is disassembled. For example, if the express delivery surface sheet is attached to the butt joint of the first membrane 11 and the waterproof bending structure 13 to achieve sealing, the express delivery bag can be reused after the express delivery surface sheet is torn open.

In some embodiments, optionally, the express bag may further include at least one adhesive strip. The adhesive strip is used for adhering and packaging the waterproof bending structure and the first membrane. As shown in fig. 4, wherein (a) to (e) in fig. 4 can refer to (a) to (e) in fig. 3, the implementation process is similar, and the description of this embodiment is omitted here. After the waterproof bending structure 13 is formed, in this embodiment, as shown in (f) in fig. 4, the adhesive strip 20 is attached to the butt joint of the first membrane 11 and the waterproof bending structure 13, and the waterproof bending structure 13 and the first membrane 11 are attached to be packaged, so that the package of the express bag is realized.

It should be noted that, if a plurality of adhesive strips are included, the adhesive strips may be sequentially arranged along a direction parallel to the first fold.

The express bag that this embodiment provided includes the bag body and sticky strip, pastes sticky strip to the butt joint department of first diaphragm and waterproof structure of buckling, realizes the encapsulation of express bag sack. Therefore, the attaching position of the express bill is not limited, and the express bag can meet the requirements of express bags of express items of logistics enterprises. After tearing the sticky strip, take out the content from the bag body after, can used repeatedly, when using next time, only need paste new sticky strip again can.

Alternatively, the adhesive tape is, for example, a tearable film. The film material can be torn off, such as adhesive paper film material. If someone tears the sticky strip, it has been opened by other people to show the express delivery bag, consequently can play the theftproof function. In addition, the adhesive strip is easy to tear, is convenient for a user to tear and has low cost.

Optionally, the adhesive strip can also be an anti-counterfeit label with a bottom left after being uncovered. If the uncovering and bottom-reserving anti-counterfeiting label is uncovered, a large amount of printing ink on the uncovering and bottom-reserving anti-counterfeiting label can be left on an attached object, for example, characters or patterns are displayed on the attached object, and therefore the effects of fidelity and anti-dismounting are achieved.

In addition, the adhesive strip can also be other destructive disposable adhesive strips.

Optionally, each individual uncovered area of the adhesive strip is less than 8cm in length in a direction parallel to the first fold. To prevent others from inserting their hands into the express bag from a location where the adhesive strip is not located, and removing the contents of the bag, embodiments of the present invention provide that each individual uncovered area is less than the width of a normal adult's palm, for example, less than 8cm, in a direction parallel to the first fold. In the actual design process, the width of the second packaging area can be controlled according to actual needs, and the smaller the length of each independent area which is not covered with the adhesive strip is, the better the anti-theft performance is.

In each of the above embodiments, optionally, in view of waterproof and process manufacturing requirements, the width of the second encapsulation area along the direction extending out of the bag opening may be set to be greater than or equal to 0.8 cm.

In each of the above embodiments, optionally, the width of the binder structure in a direction parallel to the direction extending beyond the mouth of the bag is greater than or equal to 0.8 cm. The width undersize of blank pressing structure then can't effectively realize the bearing function. Through the intensive research of the applicant, the better bearing function can be realized when the width of the edge pressing structure is more than or equal to 0.8cm along the direction parallel to the extending bag opening.

In each of the above embodiments, optionally, the first membrane sheet and the second membrane sheet may each include a first membrane material layer and a second membrane material layer. The first membrane layers of the first membrane and the second membrane face the bag body, the second membrane layers of the first membrane and the second membrane face the bag body, the first membrane layers and the first membrane layers can be bonded under the hot-pressing condition, and the first membrane layers and the second membrane layers are not bonded under the hot-pressing condition. For example, the first film layer is a PE film layer and the second film layer is a PP film layer, a PET film layer or a PA film layer. This embodiment can make things convenient for the trilateral pressfitting of first diaphragm and second diaphragm to form the bag body to the setting on the membrane layer of first diaphragm and second diaphragm to and the pressfitting forms the blank pressing structure of second diaphragm.

In the above embodiments, optionally, the first diaphragm and the second diaphragm may be designed as a single body. For example, one edge of the first film sheet and one edge of the second film sheet may be integrally formed as the bottom of the courier bag. As shown in fig. 1, the side length a3 of the first film sheet 11 and the side length B3 of the second film sheet 12 are integrally formed as the bottom of the express bag, i.e., the first film sheet 11 and the second film sheet 12 are of one-piece construction. After being folded along the broken line C1C2 in fig. 1, the three sides of the first film 11 and the second film 12 are heat-pressed to form a bag body. The grid fill pattern in fig. 1 represents a hot press package edge.

In the above embodiments, optionally, the width of the first encapsulation area is less than 5cm in a direction parallel to the direction extending out of the bag opening. The width of the first enclosing section, in a direction parallel to the extension of the mouth of the bag, needs to be smaller than the width of a normal adult palm, for example by setting the width of the first enclosing section to be less than 5 cm. Set up like this and can prevent that other people from stretching into the express delivery bag with the hand from the side department of first encapsulation district, take out the internal article of bag.

Optionally, the second membrane may further comprise a reserved area. The reserved area is located between the first packaging corresponding area and the edge pressing structure. Fig. 5 is a schematic diagram illustrating a principle of another express delivery bag according to an embodiment of the present invention. The principle of the steps in fig. 5 is similar to that in fig. 4, except that, as shown in (f) of fig. 5, in order to prevent the problem of mistakenly pressing the first film when the edge pressing structure 124 is formed in (b) of fig. 5, the embodiment provides a reserved area 126 so that the edge pressing structure 124 has a certain distance from the first crease of the first film 11, thereby avoiding the mistakenly pressing the first film to seal the bag mouth when the edge pressing structure 124 is formed by pressing.

It should be noted that, as shown in fig. 3-5, the second fold locations are illustratively arranged to align with the edges at the mouths of the first package regions 112. In other embodiments, the second fold location may also be located outside or inside the edge at the mouth of the first encapsulation area 112.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Those skilled in the art will appreciate that although some embodiments described herein include some features included in other embodiments instead of others, combinations of features of different embodiments are meant to be within the scope of the utility model and form different embodiments.

Although the embodiments of the present invention have been described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the utility model, and such modifications and variations fall within the scope defined by the appended claims.

Claims

1. A courier bag, comprising:

a bag body; the bag body is provided with a bag opening; the bag body comprises a first film and a second film; the bag body is formed by three edges of the first film and the second film in a sealing mode; the second membrane is longer than the first membrane along the direction extending out of the bag opening;

2. The express bag of claim 1, wherein the first encapsulation area is less than 5cm wide in a direction parallel to the direction extending beyond the mouth of the bag.

3. The express delivery bag of claim 1, wherein the second encapsulation area has a width, in a direction parallel to the extension of the bag opening, of greater than or equal to 1.5 cm.

4. The express bag of claim 1, further comprising at least one adhesive strip; the adhesive strip is used for adhering and packaging the waterproof bending structure and the first membrane.

5. The express delivery bag of claim 4, wherein each individual area not covered by the strip of adhesive has a length less than 8cm in a direction parallel to the first fold.

6. The express bag of claim 4, wherein the adhesive strip comprises a tear-off film or a peel-off, tamper-evident label.

7. The express delivery bag of claim 1, wherein the binder structure has a width, in a direction parallel to the direction extending beyond the mouth, of greater than or equal to 0.8 cm.

8. The express bag of claim 1, wherein the first and second film sheets each include first and second film layers; the first film layers of the first and second films each face into the pocket; the second film layers of the first and second films both face outside the bag body; the first film layer is bondable to the first film layer under hot pressing conditions; the first film layer and the second film layer are not bonded under hot pressing conditions.

9. The express bag of claim 1, wherein the first membrane and the second membrane are of a one-piece design.

10. The express bag of claim 1, wherein the second membrane further comprises a reserved area; the reserved area is located between the first packaging corresponding area and the edge pressing structure.