CN207417479U - A kind of packaging bag of gas permeability - Google Patents

Abstract

The packaging bag of the gas permeability of the utility model, the inner surface of upper film are equipped with groove, and the inner surface of lower film is correspondingly provided with the protrusion fastened with groove when can be so that a bag body does not have assembled article, and upper film can mutually be fastened with lower film so that bag body occupies little space；Bag body further includes a folded film, and folded film is located in host cavity, and the top of folded film opens up a through hole, and when bag body is packed into article, folded film sticks out, and through hole is connected with extraneous air so that bag body is breathed freely；Through hole is connected with extraneous air, and the first air hole is oval, and the first air hole is located at below closing component, multiple second air holes, second air hole is rounded, and multiple second air holes, which are arranged in upper film and lower film, forms multiple saturating roads of exhaust, further improves the gas permeability of packaging bag.

Description

A kind of packaging bag of gas permeability

Technical field

The utility model is related to packaging bag technical field more particularly to a kind of packaging bags of gas permeability.

Background technology

When buying article, packaging bag is commonly used, existing packaging bag is not possess permeability mostly, therefore, then When containing some with packaging bag needs ventilative article, such as fresh water fruits and vegetables are contained, the time of splendid attire is subject to certain limit System is thus all made troubles to using and preserve article.

Therefore, it is necessary to a kind of packaging bag of new gas permeability is designed, to overcome the above problem.

Utility model content

For background technology problem encountered, the purpose of this utility model is to provide a kind of good permeability, quality is good Packaging bag.

To achieve the above object, the utility model uses following technological means：A kind of packaging bag of gas permeability, including： One bag of body, the bag body include film and a lower film on one, and the inner surface of the upper film is equipped with groove, the inner surface pair of the lower film Should be equipped with groove fasten protrusion, between the edge of the upper film and the edge of the lower film by heat press, it is described on The joint at the edge of film and the edge of the lower film forms flanging；The bag body has a host cavity and penetrates through host cavity Opening, in the opening be provided with one can open or close opening closing component, the upper film and the lower film respectively at The upper and lower ends of the closing component form the flanging；The bag body further includes a folded film, and the folded film is located at the collecting Intracavitary, the top of the folded film open up a through hole, and the through hole is connected with extraneous air；First air hole, described first is ventilative Hole is oval, and first air hole is located at below closing component；Multiple second air holes, second air hole is in circle Shape, multiple second air holes are arranged in the upper film and the lower film, and multiple second air holes be arranged in it is multiple It is vented.

As being further improved for said program, further comprise easily tearing notch, the notch that easily tears is arranged on the flanging Above and below the closing component.The closing component includes a slide fastener.The bag body includes a handle portion, the handle Portion upwardly extends to be formed from the closing component upper end, and two circular hanging holes are opened up in the handle portion.Described second is ventilative Aperture of the hole edge away from more than second air hole between hole, the groove are staggered with second air hole.

Compared with prior art, the inner surface of the upper film of the utility model is equipped with groove, the inner surface of the lower film The protrusion fastened with groove is correspondingly provided with when can be so that the bag body does not have assembled article, the upper film and the lower film can be with Mutually fastening is so that the bag body occupies little space；The bag body further includes a folded film, and the folded film is located in the host cavity, The top of the folded film opens up a through hole, and when the bag body is packed into article, the folded film sticks out, and the through hole is empty with outside Gas connects so that the bag body is breathed freely；The through hole is connected with extraneous air, and the first air hole, the air hole is oval, The air hole is located at below closing component, and multiple second air holes, second air hole is rounded, and multiple described second thoroughly Stomata, which is arranged in the upper film and the lower film, forms multiple saturating roads of exhaust, further improves the gas permeability of packaging bag.

Description of the drawings

Fig. 1 is the overall schematic of the packaging bag of the gas permeability of the utility model；

Fig. 2 is the schematic diagram of the upper film of the packaging bag of the gas permeability of the utility model；

Fig. 3 is the schematic diagram of the lower film of the packaging bag of the gas permeability of the utility model.

Specific embodiment

It is with reference to attached drawing and specifically real for ease of being better understood from the purpose, structure, characteristics and efficacy of the utility model Applying mode, the utility model is described in further detail.

As shown in Figure 1 to Figure 3, the packaging bag of a kind of gas permeability of the utility model, including：One bag of body 1, the bag body 1 includes 2 and one lower film 3 of film on one, and the inner surface of the upper film 2 is equipped with groove 21, the inner surface of the lower film 3 be correspondingly provided with The protrusion 31 that groove 21 fastens, when can so that the bag body 1 does not have assembled article, the upper film 2 can phase with the lower film 3 Mutually fastening is so that the bag body 1 occupies little space.It is pressed between the edge of the upper film 2 and the edge of the lower film 3 by heating It closes, the joint at the edge of the upper film 2 and the edge of the lower film 3 forms flanging 4, and the bag body 1 can be made firmer.Institute Opening of bag body 1 with a host cavity 11 and perforation host cavity 11 is stated, the opening is provided with one can open or close The closing component 5 of opening, the closing component 5 include a slide fastener so that and user can easily open the package, but also Packaging bag can be used for multiple times.The upper film 2 and the lower film 3 form described respectively at the upper and lower ends of the closing component 5 Flanging 4.The bag body 1 further includes a folded film 6, and the folded film 6 is located in the host cavity 11, and the top of the folded film 6 opens up One through hole 61, when the bag body 1 is packed into article, the folded film 6 drum, which erects, to be come, the through hole 61 connected with extraneous air so that The bag body 1 is ventilative.First air hole 7, first air hole 7 is oval, and first air hole 7 is located at closing component 5 lower sections, multiple second air holes 8, second air hole 8 is rounded, and multiple second air holes 8 are arranged on the upper film 2 And in the lower film 3, and multiple second air holes 8 are arranged in multiple saturating roads of exhaust.Hole between second air hole 8 Back gauge is more than the aperture of second air hole 8, and the groove 21 is arranged on described with being staggered with second air hole 8 Film 2, described raised 31 are arranged on the lower film 3 with being also staggered with second air hole 8.I.e. described second air hole 8 it Between spacing be more than second air hole 8 aperture, using this structure, also ensure while the gas permeability of packaging bag is ensured The robustness of packaging bag can effectively extend the service life of packaging bag.

As shown in Figure 1 to Figure 3, further comprise easily tearing notch 91, it is described easily to tear notch 91 in the flanging 4 and position In 5 lower section of closing component.The bag body 1 includes a handle portion 92, and the handle portion 92 is located on the closing component 5 Side, the handle portion 92 upwardly extend to be formed from 5 upper end of closing component, and two circular extensions are opened up in the handle portion 92 Hole 93, such structure can facilitate and packaged product restocking sale, is also convenient for user's use.

Detailed description above is only the explanation of the preferred embodiment of the utility model, non-therefore limitation the utility model special Sharp scope, so, all equivalence techniqueses with carried out by this creation specification and diagramatic content change, and are both contained in the utility model The scope of the claims in.

Claims (5)

1. a kind of packaging bag of gas permeability, which is characterized in that including：

One bag of body, the bag body include film and a lower film on one, and the inner surface of the upper film is equipped with groove, the interior table of the lower film Face is correspondingly provided with the protrusion fastened with groove, is pressed between the edge of the upper film and the edge of the lower film by heating, institute The joint for stating the edge of film and the edge of the lower film forms flanging；

The bag body has a host cavity and penetrates through the opening of host cavity, and the opening is provided with one can open or close The closing component of opening, the upper film and the lower film form the flanging respectively at the upper and lower ends of the closing component；

The bag body further includes a folded film, and the folded film is located in the host cavity, and the top of the folded film opens up a through hole, institute Through hole is stated to connect with extraneous air；

First air hole, first air hole is oval, and first air hole is located at below closing component；

Multiple second air holes, second air hole is rounded, and multiple second air holes are arranged on the upper film and described In lower film, and multiple second air holes are arranged in multiple saturating roads of exhaust.

2. a kind of packaging bag of gas permeability according to claim 1, it is characterised in that：Further comprise easily tearing notch, institute It states and easily tears notch in the flanging and below the closing component.

3. a kind of packaging bag of gas permeability according to claim 2, it is characterised in that：The closing component includes one and slides Button.

4. a kind of packaging bag of gas permeability according to claim 1, it is characterised in that：The bag body includes a handle portion, The handle portion upwardly extends to be formed from the closing component upper end, and two circular hanging holes are opened up in the handle portion.

5. a kind of packaging bag of gas permeability according to claim 1, it is characterised in that：Hole between second air hole Back gauge is more than the aperture of second air hole, and the groove is staggered with second air hole.