CN208248860U - A heat-sealed packaging bag - Google Patents

Abstract

The utility model provides a heat-sealing packaging bag, which comprises a packaging bag body, a perspective window, an exhaust hole, an air hole sealing cap, a press-closing self-sealing strip, a self-sealing buckle convex strip, a self-sealing buckle concave strip, a bag-opening notch, a hot-melting sealing strip, a hot-melting layer A, an isolation layer, a hot-melting layer B, a hanging hole, a hand-held opening, a thickened object-holding plate and a folding groove, wherein the bottom end of the packaging bag body is provided with the perspective window, the bottom end of the perspective window is provided with the exhaust hole, the top end of the exhaust hole is provided with the air hole sealing cap, the top end of the packaging bag body is provided with the press-closing self-sealing strip, the device is a heat-sealing packaging bag, the temperature is generated through the chemical reaction of the hot-melting layer, and the plastic materials of the packaging bag body are fused into a whole, thereby achieving the purpose of sealing, the portable carrying and the hanging piece type carrying are convenient, the structure is simple, and the popularization is convenient.

Description

A heat-sealed packaging bag

technical field

The utility model relates to a packaging bag, in particular to a heat-sealed packaging bag.

Background technique

Packaging bag refers to the bag used to pack various supplies, so that the goods are conveniently transported and stored during the production and circulation process, and the commodity nature of the packaging itself is becoming more and more obvious. Products, a widely used product that is inseparable from all commodities, are widely used in daily life and industrial production. Actual figures show that 80% of used plastic bags are finally transported to the garbage dump like general garbage Only 7% of the plastics in the field are recycled and recycled. Because the packaging bags used in daily use do not have the function of heat sealing without external force, nor the effect of resealing after opening, it brings inconvenience to people.

Utility model content

The purpose of this utility model is to provide a heat-sealed packaging bag in order to solve the above-mentioned problems, thereby solving the above-mentioned problems.

In order to solve the above technical problems, the utility model provides the following technical solutions:

The utility model provides a heat-sealed packaging bag, which includes a packaging bag body, a perspective window, an air vent, an air hole closing cap, a press-fit self-sealing strip, a self-sealing buckle convex strip, a self-sealing buckle concave strip, a bag opening gap, and a hot-melt sealing strip , hot-melt layer A, isolation layer, hot-melt layer B, hanging hole, handle port, thickened storage board and folding groove, the bottom end of the packaging bag body is provided with the see-through window, and the see-through window The bottom end is provided with the vent hole, the top of the vent hole is provided with the air hole closing cap, the top of the packaging bag body is provided with the press-fit self-sealing strip, and one side of the press-fit self-sealing strip is The self-sealing buckle convex strip is provided, the other side of the press-fit self-sealing strip is provided with the self-sealing buckle concave strip, the top of the press-fit self-sealing strip is provided with the bag opening gap, and the bag opening gap The top is provided with the hot-melt seal, one side of the hot-melt seal is provided with the hot-melt layer A, one side of the hot-melt layer A is provided with the isolation layer, and the other side of the hot-melt seal is The side is provided with the hot-melt layer B, the top of the hot-melt seal is provided with the hanging hole, one side of the hanging hole is provided with the port, and the inside of the bottom end of the packaging bag body is provided with With the thickened storage board, the folding grooves are provided on both sides of the packaging bag body.

As a preferred technical solution of the present invention, the packaging bag body is fixedly connected to the see-through window, the snap-fit self-sealing strip, the hot-melt sealing strip and the thickened storage board by bonding.

As a preferred technical solution of the present invention, the snap-fit self-sealing strip is composed of the self-sealing convex strip and the self-sealing concave strip, both of which are made of plastic material.

As a preferred technical solution of the present utility model, the hot-melt seal is composed of the hot-melt layer A, the isolation layer and the hot-melt layer B, and the vent hole is fixed on the package by heat fusion on the bag body.

The beneficial effects achieved by the utility model are: the device is a heat-sealed packaging bag, which generates temperature through the chemical reaction of the hot-melt layer, and fuses the plastic material of the packaging bag body into one, thereby achieving the purpose of sealing, and at the same time has the function of evacuating the inside of the bag. The function of air and the function of sealing again after unpacking are convenient for hand-carrying and pendant-type carrying, and the structure is simple and convenient for promotion.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a partial structural representation of the utility model;

In the figure: 1. Packaging bag body; 2. Perspective window; 3. Vent hole; 4. Air hole closing cap; 5. Press-fit self-sealing strip; 6. Self-sealing buckle convex strip; Bag opening; 9. Hot-melt seal; 10. Hot-melt layer A; 11. Isolation layer; 12. Hot-melt layer B; 13. Hanging hole; groove.

Detailed ways

The preferred embodiments of the present utility model are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present utility model, and are not intended to limit the present utility model.

Example 1

As shown in Figure 1, the utility model provides a heat-sealed packaging bag, including a packaging bag body 1, a perspective window 2, an air vent 3, an air hole closing cap 4, a press-fit self-sealing strip 5, a self-sealing buckle convex strip 6, a self-sealing Buckle concave strip 7, bag opening gap 8, hot-melt seal 9, hot-melt layer A10, isolation layer 11, hot-melt layer B12, hanging hole 13, hand port 14, thickened storage board 15 and folding groove 16, packaging The bottom of the bag body 1 is provided with a see-through window 2, the bottom of the see-through window 2 is provided with an air vent 3, the top of the air vent 3 is provided with an air hole closing cap 4, and the top of the packaging bag body 1 is provided with a snap-fit self-sealing strip 5. One side of the self-sealing strip 5 is provided with a self-sealing buckle convex strip 6, the other side of the self-sealing strip 5 is provided with a self-sealing concave strip 7, and the top of the self-sealing strip 5 is provided with a bag opening gap 8, which can be removed The top of the bag gap 8 is provided with a hot-melt seal 9, one side of the hot-melt seal 9 is provided with a hot-melt layer A10, one side of the hot-melt layer A10 is provided with an isolation layer 11, and the other side of the hot-melt seal 9 is provided with a heat-melt layer A10. Melt layer B12, the top of the hot-melt seal 9 is provided with a hanging object hole 13, one side of the hanging object hole 13 is provided with a port 14, and the inside of the bottom end of the packaging bag body 1 is provided with a thickened storage board 15, and the packaging bag body 1 is provided with folding grooves 16 on both sides.

The packaging bag body 1 is fixedly connected with the see-through window 2, the self-sealing strip 5, the hot-melt sealing strip 9 and the thickened storage plate 15 by bonding respectively.

The self-sealing strip 5 is composed of a self-sealing buckle convex strip 6 and a self-sealing buckle concave strip 7, all of which are made of plastic material.

The hot-melt seal 9 is composed of a hot-melt layer A10, an isolation layer 11 and a hot-melt layer B12, and the vent hole 3 is fixed on the packaging bag body 1 by heat fusion.

The device is a heat-sealed packaging bag, which includes a packaging bag body 1, a perspective window 2, an air vent 3, an air hole closing cap 4, a press-fit self-sealing strip 5, a self-sealing buckle convex strip 6, a self-sealing buckle concave strip 7, and a Gap 8, hot-melt seal 9, hot-melt layer A10, isolation layer 11, hot-melt layer B12, hanging object hole 13, hand opening 14, thickened storage plate 15 and folding groove 16, by tearing the isolation layer 11, let The hot-melt layer A10 and the hot-melt layer B12 undergo a chemical reaction to generate heat to fuse the material of the packaging bag and make them blend together to achieve the purpose of sealing. The air in the bag is pumped through the vent hole 3 to increase the shelf life of the items in the bag. After the bag is opened, the closed self-sealing strip 5 has the effect of temporarily closing again.

The beneficial effects achieved by the utility model are: the device is a heat-sealed packaging bag, which generates temperature through the chemical reaction of the hot-melt layer, and fuses the plastic material of the packaging bag body into one, thereby achieving the purpose of sealing, and at the same time has the function of evacuating the inside of the bag. The function of air and the function of sealing again after unpacking are convenient for hand-carrying and pendant-type carrying, and the structure is simple and convenient for promotion.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (4)

1. A heat-sealed packaging bag, comprising a packaging bag body (1), a see-through window (2), an air vent (3), an air hole closing cap (4), a self-sealing strip (5), a self-sealing button convex strip ( 6), self-sealing buckle concave strip (7), bag opening gap (8), hot-melt seal (9), hot-melt layer A (10), isolation layer (11), hot-melt layer B (12), hanging hole (13), handle port (14), thickened storage plate (15) and folding groove (16), it is characterized in that the bottom end of the packaging bag body (1) is provided with the see-through window (2), The bottom end of the see-through window (2) is provided with the vent (3), the top of the vent (3) is provided with the vent cap (4), and the packaging bag body (1) The top of the top is provided with the press-fit self-sealing strip (5), one side of the press-fit self-sealing strip (5) is provided with the self-sealing buckle convex strip (6), and the other side of the press-fit self-sealing strip (5) The side is provided with the self-sealing buckle concave strip (7), the top of the press-fit self-sealing strip (5) is provided with the bag opening gap (8), and the top of the bag tearing gap (8) is provided with the heat Melt seal (9), one side of the hot melt seal (9) is provided with the hot melt layer A (10), one side of the hot melt layer A (10) is provided with the isolation layer (11) , the other side of the hot-melt seal (9) is provided with the hot-melt layer B (12), the top of the hot-melt seal (9) is provided with the hanging hole (13), the hanging One side of the hole (13) is provided with the handle port (14), the inside of the bottom end of the packaging bag body (1) is provided with the thickened storage plate (15), and the packaging bag body (1) The folding grooves (16) are all provided on both sides. 2. A heat-sealed packaging bag according to claim 1, characterized in that, the packaging bag body (1) is connected to the see-through window (2), the snap-fit self-sealing strip (5), the The heat-melt sealing strip (9) is fixedly connected with the thickened storage plate (15) by bonding. 3. A heat-sealed packaging bag according to claim 1, characterized in that, the snap-fit self-sealing strip (5) is composed of the self-sealing convex strip (6) and the self-sealing concave strip (7) , are made of plastic material. 4. A kind of heat-sealed packaging bag according to claim 1, characterized in that, the heat-melt seal (9) is composed of the heat-melt layer A (10), the isolation layer (11) and the heat seal The melting layer B (12) is composed, and the vent hole (3) is fixed on the packaging bag body (1) by heat fusion.