CN213567409U

CN213567409U - Air-permeable food plastic bag

Info

Publication number: CN213567409U
Application number: CN202022393432.7U
Authority: CN
Inventors: 钟火秀
Original assignee: Xiamen Threestone Packing Material Co ltd
Current assignee: Xiamen Threestone Packing Material Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-06-29
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a gas permeability food plastic bag belongs to the wrapping bag field, and its technical scheme main points are including the bag body that has a plurality of bleeder vents, and the both sides outer wall of the bag body all is fixed with the plastic mesh, the utility model discloses have the effect that prevents the plastic bag and break, improve transportation stability.

Description

Air-permeable food plastic bag

Technical Field

The utility model relates to a wrapping bag field, more specifically says that it relates to a gas permeability food plastic bag.

Background

The plastic bag is a bag made of plastic (common plastic such as polypropylene, polyester, nylon and the like) as a main raw material, is an essential article in daily life of people, and is often used for containing other articles.

At present, the chinese utility model patent with publication number CN203211680U discloses a breathable isolation plastic bag, which comprises a bag body, wherein a bag opening is arranged on the bag body, and a vent hole is arranged on the bag surface of the bag body.

Like the plastic bag, the plastic bag can ventilate through the air holes on the bag surface, and when the plastic bag is used for containing food with small grain size (such as flour, wheat flour and the like), the aim of ventilation and no leakage can be achieved only by reducing the hole diameter of the air holes.

However, the plastic bags filled with flour or wheat flour need to be stacked up in the transportation process, the plastic bag at the top can press the plastic bag at the bottom, so that the plastic bag at the bottom is compacted and sealed by the plastic bag at the top, the plastic bag at the bottom cannot be normally ventilated, the air pressure in the plastic bag cannot be timely adjusted in the transportation vibration process, bag expansion is easy to occur, even the plastic bag is broken, and the transportation stability is poor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a gas permeability food plastic bag, it has the advantage that prevents that the plastic bag from breaking, improving transportation stability.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a breathable food plastic bag comprises a bag body with a plurality of breathable holes, wherein plastic nets are fixed on the outer walls of two sides of the bag body.

Through adopting above-mentioned technical scheme, the plastic mesh can be used in between the plastic bag that piles up and prop out ventilative triangle region between the plastic bag for atmospheric pressure in the bag can be along with transportation vibrations in time release, is difficult to take place to expand the bag and break the bag. Meanwhile, the plastic net has certain toughness, so that the toughness of the plastic bag can be improved, the plastic bag is prevented from being broken, and the transportation stability is improved.

The utility model discloses further set up to: the plastic net is composed of a plurality of net strips which are staggered transversely and longitudinally, and the wave crests of the net strips, which are semicircular in cross section, are far away from the bag body.

Through adopting above-mentioned technical scheme, the cambered surface of net strip does not have the edges and corners, is difficult to take place the cutting with adjacent plastic bag, avoids piling up the plastic bag in the transportation and breaks, improves transportation stability.

The utility model discloses further set up to: the diameter of the cross section of the net strip is 1-2 mm.

Through adopting above-mentioned technical scheme, the diameter of net strip can not take transport case inner space because of too big, the unable condition of piling up of plastic bag that also can not lead to because of the diameter is too big takes place.

The utility model discloses further set up to: the plastic net and the bag body are integrally formed.

Through adopting above-mentioned technical scheme, it is stable to be connected between plastic mesh and the bag body, and plastic mesh can not drop from the bag body, and stability is high.

The utility model discloses further set up to: the plastic net is transparent.

Through adopting above-mentioned technical scheme, transparent form plastic net has the perspective, does not influence people and sees the advertisement part on the bag body through plastic net.

The utility model discloses further set up to: and the two sides of the bag body are provided with fault layers for separating the plastic nets.

Through adopting above-mentioned technical scheme, the fault makes the plastic net separate into a plurality of parts for the deformability of the bag body can not be restricted by continuous net strip, improves the deformability and the suitability of the bag body.

The utility model discloses further set up to: the fault is in a cross shape.

By adopting the technical scheme, the cross-shaped fault divides the plastic net into four parts, so that the influence of the plastic net on the deformation capacity of the bag body can be reduced under the condition of ensuring the toughness amplification of the bag body by the plastic net.

The utility model discloses further set up to: and the distance between the plastic nets positioned on the two sides of the fault is 1-2 cm.

Through adopting above-mentioned technical scheme, 1 ~ 2 cm's fault width can reduce the influence of plastic net to the bag body deformability under the condition of guaranteeing that the plastic net increases the toughness of the bag body.

To sum up, the utility model has the advantages of it is following:

1. the plastic nets protrude from the two sides of the bag body, the plastic nets can act between the stacked plastic bags and form the breathable triangular areas between the plastic bags, so that the air pressure in the bag can be released in time along with transportation vibration, and bag expansion and bag breakage are not easy to occur; meanwhile, the plastic net has certain toughness, so that the toughness of the plastic bag can be improved, the plastic bag is prevented from being broken, and the transportation stability is improved;

2. through setting up the fault, the fault makes the plastic net separate into a plurality of parts for the deformability of the bag body can not be restricted by continuous net strip, improves the deformability and the suitability of the bag body.

Drawings

Fig. 1 is an overall schematic view of the present invention.

Reference numerals: 1. a bag body; 2. a plastic mesh; 201. a mesh strip; 3. and (6) fault breaking.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

a breathable food plastic bag, referring to fig. 1, includes a bag body 1, wherein the bag body 1 is provided with a plurality of ventilation holes (not shown in the figure), which belong to the prior art and are not described herein again. The aperture of the air holes is smaller than the grain diameter of the wheat flour, so that the inside and the outside of the bag body 1 can be ventilated.

The outer wall of the two sides of the bag body 1 is provided with a plastic net 2, and the plastic net 2 and the bag body 1 are integrally formed. The plastic net 2 is composed of a plurality of net strips 201 which are staggered transversely and longitudinally, and the wave crests of the net strips 201, which are semicircular in cross section, are far away from the bag body 1. The diameter of the cross section of the net strip 201 is 1-2 mm, and the diameter of the cross section of the net strip 201 in the embodiment is specifically 2 mm.

The two sides of the bag body 1 are provided with the fault 3 for separating the plastic net 2, the fault 3 is in a cross shape, and the plastic net 2 is separated into four mutually separated areas by the fault 3. The distance between the plastic nets 2 on the two sides of the fault 3 is 1-2 cm, and is 1cm in the embodiment.

Example two:

a breathable food plastic bag, which is different from the first embodiment in that, referring to fig. 1, in the first embodiment, a plastic net 2 is transparent, and the plastic net 2 is fixed on two sides of a bag body 1 by hot melting.

The utility model discloses a working process and beneficial effect as follows: the food plastic bag is formed by edge sealing of a plastic film, the extruded film is extruded through the net-shaped patterns on the cooling roller to generate the patterns only in the manufacturing process of the plastic film, and then the edge sealing is carried out to form the food plastic bag with the plastic net 2.

In the transportation process, the plastic net 2 can act between the stacked plastic bags and support a breathable triangular area between the plastic bags, so that the air pressure in the bags can be timely released along with the vibration of the transportation, and the bags are not easy to expand and break. Meanwhile, the plastic net 2 has certain toughness, so that the toughness of the plastic bag can be improved, the plastic bag is prevented from being broken, and the transportation stability is improved.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. A kind of ventilative food plastic bag, including the bag body (1) with several breather holes, characterized by that: the outer walls of the two sides of the bag body (1) are fixed with plastic nets (2).

2. A breathable plastic food bag according to claim 1, wherein: the plastic net (2) is composed of a plurality of net strips (201) which are staggered transversely and longitudinally, and the wave crests of the cross sections of the net strips (201) which are semicircular are far away from the bag body (1).

3. A breathable plastic food bag according to claim 2, wherein: the diameter of the cross section of the net strip (201) is 1-2 mm.

4. A breathable plastic food bag according to claim 2, wherein: the plastic net (2) and the bag body (1) are integrally formed.

5. A breathable plastic food bag according to claim 1, wherein: the plastic net (2) is transparent.

6. A breathable plastic food bag according to claim 5, wherein: the two sides of the bag body (1) are provided with fault layers (3) for separating the plastic nets (2).

7. A breathable plastic food bag according to claim 6, wherein: the fault (3) is in a cross shape.

8. A breathable plastic food bag according to claim 7, wherein: the distance between the plastic nets (2) positioned on the two sides of the fault (3) is 1-2 cm.