CN204528004U - A kind of package construction - Google Patents

Abstract

A packing bag structure, including a bottom surface and four sides, the four sides include two opposite folding surfaces and two opposite flat sides, the lower ends of the two flat sides respectively extend to the bottom surface to form two interpenetrating and fixed first The sheet and the second sheet, the two folded surfaces extend downward to the bottom surface to form a third sheet and a fourth sheet that can be connected and combined between the first sheet and the second sheet, and the folding surfaces on both sides of the bag body Cut a triangular block downwards from the top of the folded part to form a pair of folded parts, and fold the upper part of the folded surface in half along the two folded sides formed downwards; The middle part of the second body corresponds to the embedded part and forms an inserting piece to be inserted under the embedded part. The rear of the inserting piece forms wedge-shaped corners outward respectively, and the wedge-shaped corners are located on the outer sides of the two wings to form a retaining surface. The utility model is easy to assemble, can be placed upright when unfolded and used, and has better displayability, aesthetics and practicability.

Description

A packing bag structure

technical field

The utility model relates to a packing bag structure.

Background technique

The food packaging bags currently used in the market are generally cut and glued in half after cutting plastic or paper. For paper packaging bags, it has a more three-dimensional effect. The main body of the bag forms a storage space for light items, and the bottom surface is designed as a plane, which can form a square bottom bag that can be placed upright. In order to reduce the folded volume of the packaging bag, the two sides of the packaging bag can be folded inward to make the packaging bag close together to form a small volume. The bottom surface is unfolded to form a flat bottom surface during use. The common bottom surface is glued after folding and pressing. Then, the processing procedure is increased like this, the packaging operation is loaded down with trivial details, and the practicability is also poor. There are also bottom surfaces designed to be positioned to form a supporting surface after mutual insertion and stacking. However, these packaging bags have poor overall flatness when standing upright, cannot be placed upright stably, and their display, aesthetics and practicability are not good.

Utility model content

The purpose of the utility model is to provide a packaging bag structure, the packaging bag is easy to assemble, can stand firmly when unfolded and used, and has better displayability, aesthetics and practicability.

In order to achieve the above object, the solution of the present utility model is:

A packaging bag structure, comprising a bottom surface and four sides for forming a hollow portion, a bag mouth is formed above the four sides, the four sides include two opposite folding surfaces and two opposite flat sides, the two flat sides The lower ends respectively extend toward the bottom surface to form two first and second sheets that can be interpenetrated and fixed. For the sheet body and the fourth sheet body, a triangular block is cut downward from the upper side of the folding surface on both sides of the bag body to form a pair of folded parts, and the upper part of the folded surface is folded in half along the two folded sides formed downwards at the folded part; the first sheet body The middle part is concave to form an embedded part, and the two sides of the embedded part form wings. The corners are located on the outside of the two wings to form a retaining surface; the third piece and the fourth piece are respectively covered on the outside of the two wings of the first piece, and an insertable under the embedded part is formed in front of the third piece and the fourth piece. Lugs on the surface.

Further, the upper edge of one of the flat sides is extended to form a cover sheet, and the cover sheet is folded down along the upper edge of the flat side and then closed to the opposite flat side.

Further, a tongue piece is formed under the cover piece, which can be inserted into an opening line on the opposite flat side, and the tongue piece is inserted into the opening line to position the cover piece after insertion.

Further, a strap, sticky buckle or Velcro is set between the back of the cover sheet and the flat side.

Further, straps, Velcro or Velcro are provided on the inner side of the two opposite flat sides to close the pocket opening.

Further, a carrying strap is provided above the two flat sides.

Furthermore, the four sides are integrally formed, and a connecting piece extends from one of the folded surfaces to connect the flat sides, and then the four sides are enclosed.

After adopting the above structure, the packaging bag structure of the utility model is easy to assemble, and the bottom surface can be combined to form a complete packaging bag after unfolding the bag body by itself. The operation is simple, the folded volume is small, and the use is convenient. It can be placed stably when standing, which has better display, aesthetics and practicability.

Description of drawings

Fig. 1 is the three-dimensional schematic view of the utility model;

Fig. 2 is the three-dimensional schematic view of the utility model;

Fig. 3 is a schematic diagram of the utility model after it is disassembled and unfolded flat;

Fig. 4 is a schematic diagram of assembly of the utility model;

Fig. 5 is a schematic diagram of the combined bottom surface of the present invention.

Detailed ways

In order to further explain the technical solution of the utility model, the utility model is described in detail through specific examples below.

As shown in Figures 1 and 2, the packaging bag structure of the present invention includes a bottom surface 1 and four sides for forming a hollow portion, and the four sides include two opposite folding surfaces 2 and two opposite flat sides. side 3. The two flat sides 3 can be used as the front and back, and product information or advertisements can be printed on the two flat sides 3, or used as decorative surfaces. And two folded surfaces 2 are as side, the top of four sides forms pocket 4, and four sides are integrally formed, and in one of them folded surface 2 extends connecting piece 6 and connects flat side 3 rear four sides to enclose, and connecting piece 6 can In order to extend outward from the folded surface 2 to form a connecting surface, the connecting piece 6 can be bonded to the lower surface of the flat side 3, so that the four sides are enclosed together with the bottom surface to form a bag.

Further, as shown in Fig. 2 and Fig. 3, a cover sheet 5 can be formed by extending the upper edge 31 of one of the flat sides 3, and the cover sheet 5 can be folded down along the upper edge 31 of the flat side 3 to cover the pocket 4 The rear cover is closed on the flat side 3 on the opposite side, and the cover sheet 5 is movably closed on the flat side 3 on the opposite side so that the cover sheet 5 can be selectively opened or closed. A tongue 51 that can be inserted into an opening line 32 on the opposite side flat side 3 can be formed under the cover sheet 5, so that the tongue sheet 51 can be inserted into the opening line 32 and then the cover sheet 5 can be inserted into the rear position, and the bag The mouth 4 is closed, and when the article in the bag needs to be taken out, the tongue 51 can be pulled out. The sack 4 movable closing methods can be varied, such as setting straps, sticky buttons or Velcro etc. between the back side of the cover sheet 51 and the flat side, also can be at the sack 4 places, on two opposite flat sides 3 Set straps, Velcro or Velcro, etc. between the inner settings. Of course, if the sack 4 is not closed, the sack can also be open, and a carrying belt can also be set above the two flat sides 3 .

In order to make the bottom of the packaging bag more stable when standing without affecting the internal use space of the bag, and to make the packaging bag as a whole full, in this embodiment, in the folding surfaces 2 on both sides of the bag body, each fold A triangular missing piece is cut downward from the top of the surface 2 to form a pair of folded portions 21 , and two folded edges 211 are formed downward on the folded surface. The edges of the flat sides 3 on both sides are folded in half along the folded portion 21, and the top of the folded surface 2 is folded in half along the two folded edges 211, and the folded line 212 extends downwards from the bottom of the folded edge 211 for a distance of one end, so that the direction of the folded surface is folded inward, and the two sides of the bag body The sides form a cone shape, and the folded part of the folding surface 2 only occupies the upper part, and the lower part of the folding surface 2 forms a square three-dimensional space together with the flat side 2 and the bottom surface 1, so that the bottom support of the bag is more stable.

For the bottom surface of the bag body, in the present utility model, as shown in Fig. 3 to Fig. 5 , the four sides respectively extend downwards to form a connecting sheet body combined to form the bottom surface, wherein the lower ends of the two flat sides 3 respectively extend to the bottom surface to form a two-way The two first sheet bodies 11 and the second sheet body 12 are interpenetrated and fixed. The upper middle part of the first sheet body 11 is recessed to form an embedded part 111, and the middle part of the second sheet body 12 is convexly formed to form an inserting part 121 corresponding to the embedded part. The rear of the insertion piece 121 forms a trapezoid. The insertion piece 121 is inserted under the embedded part 111 , the wing part 112 on the side of the embedded part 111 is located under the second body 12 , and the wedge-shaped corner 122 behind the insertion piece 121 forms the retaining surface of the wing part 112 . And then also form two sheets below the two folded surfaces 2, to form four corners on the bottom surface to overlap the bearing surface at the bottom of the card, and also need not be combined to form the bottom surface by bonding simultaneously. A third sheet 13 and a fourth sheet 14 that can be inserted into the first sheet 11 are formed extending below the two folded surfaces 2 toward the bottom surface. The third sheet 13 and the fourth sheet 14 are mirror-symmetrical. As shown in the figure, when the bottom surface is combined, the third sheet 13 is located below the first sheet 11, and the wings 112 of the third sheet 13 covering the first sheet 11 form a front of the third sheet 13. The protruding piece 131 on the lower surface of the embedded part 111 can be inserted. After the protruding piece 131 is snapped into the embedded part 111, the third piece is directly connected to the first piece 11. Similarly, the fourth piece 14 is also provided with a picture 141 can be snapped into the lower surface of the embedded part 111 .

When it is necessary to combine to form the bottom surface, in combination with the diagram, place the third sheet 13 and the fourth sheet 14 under the first sheet, insert the convex pieces 131, 141 into the embedded part 111, and make the third sheet 13 and the fourth sheet The fourth piece 14 is directly connected with the first piece 11 respectively, and is stacked under the first piece. Further, the insertion piece 121 is inserted under the embedded part 111, that is, four pieces are superimposed and plugged together. The bottom surface 1 together, the formed bottom surface has a certain supporting effect on the light objects contained in the bag body, such as small snacks, tea bags, etc., so that the bag body forms an integral package, which can be used for bulk food and small gifts And other packaging, a wide range of applications. And when it is necessary to store the packaging bag to reduce the volume and facilitate transportation, only the second piece 12 is pulled out from the embedded part 111, after the third and fourth pieces are released, the bottom surface is disassembled, and the two flat sides 3 Just stack it.

The packaging bag structure of the utility model is easy to assemble, and the bottom surface can be combined to form a complete packaging bag after unfolding the bag body by itself. The operation is simple, the folded volume is small, and the use is convenient. It can be placed stably and has better display, aesthetics and practicality.

The above-mentioned embodiments and drawings do not limit the product form and style of the present utility model, and any appropriate changes or modifications made by those skilled in the art should be considered as not departing from the patent scope of the present utility model.

Claims (7)

1. A packing bag structure, comprising a bottom surface and four sides for forming a hollow portion, a bag mouth is formed above the four sides, and the four sides include two opposite folding surfaces and two opposite flat sides, two The lower ends of the flat sides extend toward the bottom respectively to form two first and second sheets that can be interpenetrated and fixed. The third sheet and the fourth sheet are characterized in that a triangular piece is cut downward from the upper side of the folded surface on both sides of the bag body to form a pair of folded parts, and the upper part of the folded surface is formed along the folded part downwards to form two folded edges Fold in half; the middle part of the first sheet body is concave to form an embedded part, and the two sides of the embedded part form wing parts, and the middle part of the second sheet body corresponds to the embedded part to form an inserting piece that is inserted under the embedded part, and the rear of the inserting piece is formed outward respectively. Wedge-shaped corners, wedge-shaped corners are located on the outside of the two wings to form a retaining surface; the third sheet and the fourth sheet are respectively covered on the outside of the two wings of the first sheet, and the front of the third sheet and the fourth sheet are respectively A tab that can be inserted into the lower surface of the embedded part is formed. 2. A packaging bag structure as claimed in claim 1, characterized in that: the upper edge of one of the flat sides extends to form a cover sheet, and the cover sheet is folded down along the upper edge of the flat side and then closed to the opposite side on the flat side. 3. A packaging bag structure as claimed in claim 2, characterized in that: a tongue that can be inserted into an opening line on the flat side of the opposite side is formed under the cover sheet, and the lid will be sealed after the tongue is inserted into the opening line. Position the piece after insertion. 4. A packaging bag structure according to claim 2, characterized in that: a strap, a Velcro or Velcro is arranged between the back side and the flat side of the cover sheet. 5. A packaging bag structure as claimed in claim 1, characterized in that: straps, Velcro or Velcro are arranged on the inside of the two opposite flat sides to close the bag opening. 6. A packaging bag structure according to claim 1, characterized in that: a handle is provided above the two flat sides. 7. A packaging bag structure according to claim 1, characterized in that the four sides are integrally formed, and a connecting piece extends from one of the folded surfaces to connect the flat sides and then surround the four sides.