CN216270761U

CN216270761U - Prevent peculiar smell layered form plastic packaging bag

Info

Publication number: CN216270761U
Application number: CN202122917520.7U
Authority: CN
Inventors: 吴国海
Original assignee: Zhejiang Zhongsu Packaging Printing Co ltd
Current assignee: Zhejiang Zhongsu Packaging Printing Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-04-12
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a layered plastic packaging bag capable of preventing peculiar smell, which comprises a bag body, wherein a sealing strip is arranged at an opening at the upper end of the bag body, an interlayer is arranged in the bag body, a sealing device used for sealing the upper part of the interlayer and the bag body mutually is arranged on the bag body, and the sealing device is positioned below the interlayer. The utility model has good layering effect and reliable sealing.

Description

Prevent peculiar smell layered form plastic packaging bag

Technical Field

The utility model relates to the technical field of packaging bags, in particular to a layered plastic packaging bag capable of preventing peculiar smell.

Background

The plastic is a kind of material which is made up by using synthetic or natural high-molecular resin as main material, adding various assistants, and has the ductility at a certain temp. and pressure, after cooled, it can fix its form, and after plasticized, the invented packaging bag is one of four main materials in the packaging industry. The current plastic bag structure is mostly single-layer structure, can only be used for depositing single article, when depositing article kind when many, then needs a large amount of plastic bags to carry out the partial shipment, and is comparatively extravagant, consequently needs a bag body, can separate multiple article and deposit to it is better to keep apart the effect, makes mutual interference less between each article.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a layered plastic packaging bag capable of preventing peculiar smell.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a layered plastic packaging bag capable of preventing peculiar smell comprises a bag body, a sealing strip is arranged at an opening at the upper end of the bag body, an interlayer is arranged in the bag body, a sealing device used for sealing the upper portion of the interlayer and the bag body mutually is arranged on the bag body, and the sealing device is located below the sealing strip.

The sealing device comprises a convex plate arranged on the front end face of the bag body and a pressing plate arranged on the rear end face of the bag body, the pressing plate can be clamped into the convex plate and tightly matched with the convex plate, and the upper part of the interlayer is positioned between the convex plate and the pressing plate.

The convex plate and the pressing plate are arranged outside the bag body, and the front end surface of the bag body is embedded into the convex plate and is bonded with the convex plate.

The front end face of the convex plate is an arc-shaped face protruding outwards, the convex plate is made of soft plastics, and the middle of the convex plate can move inwards and outwards.

The periphery of the convex plate is provided with an outward flange, and the outward flange and the bag body are sealed through glue.

The side of flange is the inclined plane, and the diameter that the bag body one side was kept away from to the flange is less than the diameter of laminating bag body one side, and the periphery of clamp plate is equipped with the sealing washer, and when the clamp plate was located the flange, sealing washer and inclined plane tight fit.

The interlayer comprises an isolation layer, an antibacterial layer and a base layer, wherein the isolation layer and the antibacterial layer are two layers and are symmetrically arranged on two sides of the base layer, and the antibacterial layer is arranged between the isolation layer and the base layer.

The upper part of the bag body is provided with a seal strip used for closing an opening at the upper end of the bag body, and the seal strip is connected with the bag body through a tooth hole strip.

Be equipped with the base on the bag body rear end face, the left and right sides of clamp plate is located to the base, rotates on the base and is connected with the depression bar, and the depression bar is equipped with the torsional spring with the junction of base, and the one end that the base was kept away from to the depression bar rotates with the clamp plate to be connected, still is equipped with "U" shape stopper on the base, and one side that the depression bar is close to the base can hold in the opening of stopper, is equipped with on two vertical sections of stopper to be used for restricting depression bar pivoted arch.

The utility model has the beneficial effects that:

1. the interlayer is arranged in the bag body, the cavity in the bag body is divided into two cavities, two different articles can be placed in the two cavities, the articles are not interfered with each other, the using amount of the bag is reduced, the space occupied by the bag can be reduced, and people can take the bag conveniently;

2. the upper part of the interlayer and the bag body are fixed through a sealing device, so that the bag body can be completely sealed at the interlayer after being closed, and the independence of two cavities in the bag body is better;

3. when the sealing device is used, the bag body and the interlayer can be mutually compressed only by pressing the pressing plate into the convex plate, and when the bag body is pulled open, the pressing plate can be separated from the convex plate only by pressing the convex plate inwards, so that the sealing device is convenient to operate and is sealed and reliable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a schematic view of the sealing device of the present invention engaged with a pouch;

FIG. 4 is a schematic view of the structure of the utility model with the combination of the pressing rod and the limiting block;

FIG. 5 is a schematic view of the structure of the layers of the barrier of the present invention;

in the figure: the bag comprises a bag body 1, an interlayer 2, a sealing strip 3, an opening 4, a perforation strip 5, a sealing strip 6, a sealing device 7, a pressing plate 71, a sealing ring 72, a convex plate 73, an inclined plane 74, a flanging 75, a pressing rod 76, a limiting block 77, a base 78, a protrusion 79, an isolation layer 8, an antibacterial layer 9 and a base layer 10.

Detailed Description

The utility model is further described with reference to the accompanying drawings and the detailed description below:

as shown in fig. 1-5, a layered odor-resistant plastic packaging bag comprises a bag body 1, a sealing strip 3 is arranged at an upper end opening of the bag body 1, an interlayer 2 is arranged in the bag body 1, a sealing device 7 for sealing the upper portion of the interlayer 2 and the bag body 1 is arranged on the bag body 1, the sealing device 7 is arranged below the sealing strip 3, after the sealing strip 3 is pulled open, the front end face and the rear end face of the bag body 1 are separated, at the moment, the upper end opening of the bag body 1 is enlarged, articles are conveniently fed into the bag body 1, the cavity in the bag body 1 is divided into a left area and a right area by the interlayer 2, the left area and the right area are respectively used for placing different articles, particularly, for some gases containing water or having pungent odor, the interlayer 2 can better separate the articles, the articles do not interfere with each other, the number of the bags is reduced, the space occupied by the bags can be reduced, and the bags are convenient for people to take the bags, after the articles are placed, the sealing strip is sealed, the sealing device 7 is closed, and the upper part of the interlayer 2 is tightly attached to the bag body 1, so that the independence of the two cavities in the bag body 1 is better, and the two cavities cannot circulate mutually.

Sealing device 7 is including locating the flange 73 of 3 on the bag body 1 preceding terminal surface and locating the clamp plate 71 on the bag body 1 rear end face, clamp plate 71 can block in the flange 73 and with flange 73 tight fit, the upper portion of interlayer 2 is located between flange 73 and clamp plate 71, when airtight sealing device 7, press down clamp plate 71, make it move to flange 73 one side, until pressing into the flange 73 with clamp plate 71 in, the terminal surface compresses tightly interlayer 2 around the bag body 1 this moment, make the upper portion of interlayer 2 closed, two cavitys of the bag body 1 do not communicate each other.

The convex plate 73 and the pressing plate 71 are arranged outside the bag body 1, the front end face of the bag body 1 is embedded into the convex plate 73 and bonded with the convex plate 73, when the pressing plate 71 is matched with the convex plate 73, the front end face and the rear end face of the bag body 1 can be pressed tightly, and the sealing reliability of the bag body is ensured.

The preceding terminal surface of flange 73 is outside bellied arcwall face, and flange 73 is soft plastic, and the middle part of flange 73 can inside and outside removal, breaks away from the clamp plate 71 when in the flange 73 when needs, only needs press the middle part of flange 73 for the middle part of flange 73 inwards moves, promotes the clamp plate and moves backward, separates each other until clamp plate 71 and flange 73, convenient operation, and the one hand can be accomplished.

The periphery of flange 73 is equipped with flanging 75, and flanging 75 passes through the glue driving fit with the bag body 1 for flange 73's fixed area is bigger, and is fixed more reliably, guarantees its structural strength.

The side edge of the convex plate 73 is an inclined surface 74, the diameter of the side, away from the bag body 1, of the convex plate 73 is smaller than the diameter of the side, attached to the bag body 1, of the convex plate 73, a sealing ring 72 is arranged on the periphery of the pressing plate 71, when the pressing plate 71 is located in the convex plate 73, the sealing ring 72 is tightly matched with the inclined surface 74, when the pressing plate 71 is pressed into the convex plate 73, the sealing ring 72 is compressed, pressing force between the pressing plate 71 and the convex plate 73 can be enhanced, the pressing plate 71 is pressed into the convex plate 73 more, the matching area of the sealing ring 72 and the inclined surface 74 is increased, the sealing ring 72 is expanded outwards more, and accordingly the pressing plate 71 is fixed more firmly.

The rear end face of the bag body 1 is provided with a base 78, the base 78 is arranged at the left side and the right side of the pressing plate 71, a pressing rod 76 is rotatably connected to the base 78, a torsion spring is arranged at the joint of the pressing rod 76 and the base 78, one end of the pressing rod 76 far away from the base 78 is rotatably connected with the pressing plate 71, a U-shaped limiting block 77 is further arranged on the base 78, one side of the pressing rod 76 close to the base 78 can be accommodated in an opening of the limiting block 77, the limiting block 77 is made of plastic, the vertical section of the limiting block 77 can rotate outwards by a small angle after being stressed, two vertical sections of the limiting block 77 are provided with protrusions 79 for limiting the rotation of the pressing rod 76, after the pressing plate 71 is pushed into the convex plate 73, the pressing rod 76 is separated from the limiting block 77, the pressing rod 76 rotates towards one side of the pressing plate 71 under the action of the torsion spring to play a certain compression role on the pressing plate 71, and after the pressing plate 71 is separated from the convex plate 73, the pressing plate 71 pushes the pressing rod 76 to rotate reversely, until the compression bar 76 is pushed into the limit block 77 to be fixed, the compression plate 71 is flush with the base 78 at the moment, and the size of the opening of the bag body 1 is not influenced.

Interlayer 2 includes isolation layer 8, antibiotic layer 9 and basic unit 10, and isolation layer 8 and antibiotic layer 9 are two-layer and the symmetry locate the both sides of basic unit 10, and antibiotic layer 9 is located between isolation layer 8 and the basic unit 10, and the isolation layer is preferably waterproof and moisture proof material, and isolation layer 2 can effectually prevent that the water in the bag from passing from the interlayer, and antibiotic layer 9 is the antibacterial agent for the bacterium in two spaces of separation, basic unit 10 are the aluminium lamination, makes the interlayer straight very, guarantees the intensity of the bag body.

The upper portion of the bag body 1 is equipped with and is used for closing 1 upper end open-ended strip of paper used for sealing 6 of the bag body, is connected through perforation strip 5 between strip of paper used for sealing 6 and the bag body 1, and one side of strip of paper used for sealing 6 is equipped with opening 4, 4 triangle-shaped structures on the opening, and opening 4's most advanced extends to perforation strip 5 department for after opening 4 department pulls open strip of paper used for sealing 6, strip of paper used for sealing 6 and bag body 1 can be along perforation strip 5 department disconnection, makes the section level and more smooth.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a prevent peculiar smell layering formula plastic packaging bag which characterized in that: the bag comprises a bag body (1), the upper end opening part of the bag body (1) is provided with a sealing strip (3), an interlayer (2) is arranged in the bag body (1), a sealing device (7) used for sealing the upper part of the interlayer (2) and the bag body (1) is arranged on the bag body (1), and the sealing device (7) is arranged below the sealing strip (3).

2. The odor-resistant layered plastic packaging bag according to claim 1, wherein: sealing device (7) are including locating flange (73) on the terminal surface before the bag body (1) and locating clamp plate (71) on the bag body (1) rear end face, clamp plate (71) can be gone into in flange (73) and with flange (73) tight fit, the upper portion of interlayer (2) is located between flange (73) and clamp plate (71).

3. The odor-resistant layered plastic packaging bag according to claim 2, wherein: the convex plate (73) and the pressing plate (71) are arranged outside the bag body (1), and the front end face of the bag body (1) is embedded into the convex plate (73) and bonded with the convex plate (73).

4. The odor-resistant layered plastic packaging bag according to claim 2, wherein: the front end face of the convex plate (73) is an arc-shaped face protruding outwards, the convex plate (73) is made of soft plastics, and the middle of the convex plate (73) can move inwards and outwards.

5. The odor-resistant layered plastic packaging bag according to claim 2, wherein: the periphery of the convex plate (73) is provided with a flanging (75), and the flanging (75) is closely combined with the bag body (1) through glue.

6. The odor-resistant layered plastic packaging bag according to claim 2, wherein: the side of flange (73) is inclined plane (74), the diameter that the bag body (1) one side was kept away from in flange (73) is less than the diameter of laminating bag body (1) one side, the periphery of clamp plate (71) is equipped with sealing washer (72), works as when clamp plate (71) is located flange (73), sealing washer (72) and inclined plane (74) tight fit.

7. The odor-resistant layered plastic packaging bag according to claim 1, wherein: the interlayer (2) comprises an isolation layer (8), an antibacterial layer (9) and a base layer (10), the isolation layer (8) and the antibacterial layer (9) are arranged on two sides of the base layer (10) symmetrically, and the antibacterial layer (9) is arranged between the isolation layer (8) and the base layer (10).

8. The odor-resistant layered plastic packaging bag according to claim 1, wherein: the upper portion of the bag body (1) is provided with a seal (6) used for closing an opening at the upper end of the bag body (1), and the seal (6) is connected with the bag body (1) through a perforation strip (5).

9. The odor-resistant layered plastic packaging bag according to claim 2, wherein: be equipped with base (78) on bag body (1) rear end face, the left and right sides of clamp plate (71) is located in base (78), it is connected with depression bar (76) to rotate on base (78), the junction of depression bar (76) and base (78) is equipped with the torsional spring, the one end that base (78) were kept away from in depression bar (76) rotates with clamp plate (71) to be connected, still be equipped with "U" shape stopper (77) on base (78), one side that depression bar (76) are close to base (78) can hold in the opening of stopper (77), be equipped with on two vertical sections of stopper (77) and be used for restricting depression bar (76) pivoted arch (79).