CN216187712U

CN216187712U - Waterproof heat-preservation paper plastic packaging bag

Info

Publication number: CN216187712U
Application number: CN202122483196.2U
Authority: CN
Inventors: 金明锋
Original assignee: Changzhou Yinjie Packaging Co ltd
Current assignee: Changzhou Yinjie Packaging Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-04-05
Anticipated expiration: 2031-10-14

Abstract

The utility model relates to the technical field of paper-plastic packaging bags, in particular to a waterproof heat-preservation paper-plastic packaging bag which comprises a paper bag body, wherein a lifting area is arranged at the top of the paper bag body, an opening is formed in the lifting area, the opening is of a rectangular structure, a protection edge is arranged on the side of the opening, and an object placing groove and a sealing area are formed in the paper bag body.

Description

Waterproof heat-preservation paper plastic packaging bag

Technical Field

The utility model relates to the technical field of paper-plastic packaging bags, in particular to a waterproof heat-preservation paper-plastic packaging bag.

Background

The main structure of the paper-plastic composite packaging bag in the current packaging market adopts refined white kraft paper or kraft paper for the outside, the inside adopts plastic woven cloth, the plastic particles PP and PE are melted through high temperature and high pressure, and the kraft paper and the plastic woven cloth are compounded together. The paper-plastic packaging bag is also called as a three-in-one composite paper bag, is a small bulk container, realizes unit transportation mainly by manpower or a forklift in the industrial packaging application, and is convenient for loading and transporting small bulk powder and granular materials; the packaging method is mainly used for packaging hoses, suppositories and the like on medicine packaging: the packaging bag is mainly used for packaging nuts and melon seeds. But the defects that the opaque or outer layer paper is easy to be affected with moisture and the like are insufficient, so that the demand and the consumption desire of the current consumers can be met.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the waterproof heat-preservation paper-plastic packaging bag with good waterproof effect.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a waterproof heat-preservation paper-plastic packaging bag comprises a paper bag body, wherein a lifting area is arranged at the top of the paper bag body, the lifting area is provided with an opening which is of a rectangular structure, the side of the opening is provided with a protective edge, the paper bag body is internally provided with a storage groove and a sealing area, the sealing area is positioned between the lifting area and the storage groove, the inner side of the article holding groove is provided with a right-angle buckle strip which is positioned at the corner of the article holding groove and the bottom frame of the article holding groove, the middle position of the right-angle buckle strip at the bottom is provided with a folding line, the base layer of the paper bag body is a kraft layer, the outer side of the kraft layer is provided with a PET film layer, the inner side of the kraft layer is provided with a tin paper layer, the inboard of tin paper layer is equipped with the heat preservation, the inboard of heat preservation is equipped with the inlayer, the inlayer is any one of cotton material, canvas material and PU material.

In order to improve the waterproof and heat-insulating effects, the improved structure of the utility model is that the PET film layer, the kraft paper layer and the tinfoil layer are superposed and bonded by adhesive, the side of the tinfoil layer is connected with the kraft paper layer by weaving braided wires, the side of the inner layer is connected with the kraft paper layer by weaving braided wires through the tinfoil layer and the kraft paper layer, the heat-insulating layer is positioned between the inner layer and the tinfoil layer, and the heat-insulating layer is filled with heat-insulating glass wool.

In order to facilitate the installation of the right-angle buckling strips, the utility model has the improvement that a plurality of fixing buckles are arranged on the right-angle buckling strips, and the paper bag body is connected with the fixing buckles through fixing grooves.

In order to improve the practicability of the protection edge, the protection edge and the right-angle buckle strip are made of Polyethylene (PE), polypropylene (PP), polyvinyl chloride (PVC) and Polystyrene (PS).

In order to improve the bonding effect, the utility model improves that the material of the adhesive is polyurethane adhesive.

In order to improve the sealing effect, the sealing area comprises a sealing groove and sealing strips, and the sealing strips and the sealing groove are symmetrically arranged on the front side and the rear side of the storage groove.

(III) advantageous effects

Compared with the prior art, the utility model provides a waterproof heat-preservation paper-plastic packaging bag which has the following beneficial effects:

according to the utility model, articles are placed in the storage groove, the articles are lifted and carried through the opening in the lifting area, the bottom and the edge of the paper bag body are reinforced through the right-angle buckle strip, the paper bag body is prevented from being broken, the right-angle buckle strip positioned at the bottom of the storage groove is provided with the folding line in the middle, the paper bag body is convenient to fold and store, the waterproof effect of the kraft layer is further improved through the PET film layer, and the heat preservation effect is improved through the matching of the tinfoil layer and the heat preservation layer.

Drawings

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

FIG. 2 is a schematic inside view of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is a schematic view of a stiffener according to the present invention;

in the figure: 1. a paper bag body; 2. a pull zone; 3. a sealing zone; 4. an opening; 5. protecting the edge; 6. a storage groove; 7. a right-angle buckle strip; 8. a fixing buckle; 9. a kraft layer; 10. a tin paper layer; 11. an inner layer; 12. a heat-insulating layer; 13. a PET film layer;

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention is a waterproof heat-insulation paper-plastic packaging bag, including a paper bag body 1, a lifting area 2 is disposed on the top of the paper bag body 1, an opening 4 is disposed on the lifting area 2, the opening 4 is of a rectangular structure, a protective edge 5 is disposed on the side of the opening 4, an article-placing groove 6 and a sealing area 3 are disposed in the paper bag body 1, the sealing area 3 is located between the lifting area 2 and the article-placing groove 6, a right-angle buckle 7 is disposed on the inner side of the article-placing groove 6, the right-angle buckle 7 is located at the edge of the article-placing groove 6 and at the bottom frame of the article-placing groove 6, a folding line is disposed in the middle position of the right-angle buckle 7 at the bottom, a kraft layer 9 is a base layer of the paper bag body 1, a PET film layer 13 is disposed on the outer side of the kraft layer 9, a tinfoil layer 10 is disposed on the inner side of the tinfoil layer 10, a heat-insulation layer 12 is disposed on the inner side of the tinfoil layer 10, the inboard of heat preservation 12 is equipped with inlayer 11, inlayer 11 is any one of cotton material, canvas material and PU material.

In this embodiment, PET thin layer 13, kraft paper layer 9, 10 three-layer stacks of tinfoil layer to bond through the viscose, the avris department of tinfoil layer 10 is woven through the braided wire with kraft paper layer 9 and is connected, the avris of inlayer 11 passes tinfoil layer 10 and kraft paper layer 9 through the braided wire and weaves the connection, heat preservation 12 is located between inlayer 11 and the tinfoil layer 10, heat preservation 12 intussuseption is filled with the insulating glass cotton, plays the water proof effect through PET thin layer 13, further improves kraft paper layer 9's water-proof effects, increases the heat preservation effect through tinfoil layer 10 and heat preservation 12 cooperation.

In this embodiment, be equipped with a plurality of fixed knots 8 on the right angle profile 7, fixed knot 8 is connected through the fixed slot to container bag body 1 to make things convenient for the installation of right angle profile 7.

In this embodiment, the protection edge 5 and the right-angle buckle strip 7 are made of Polyethylene (PE), polypropylene (PP), polyvinyl chloride (PVC) and Polystyrene (PS), so that the material cost of the protection edge 5 is reduced, and the pulling area 2 is effectively prevented from being easily torn.

In this embodiment, the adhesive is made of a polyurethane adhesive, so as to improve the bonding effect.

In this embodiment, sealing zone 3 includes seal groove and sealing strip, the sealing strip sets up in the front side and the rear side of putting thing groove 6 with the seal groove symmetry, presses the sealing strip into the sealed sealing of inslot realization container bag body 1 sealed through the mode of pressing, draws outward the front side and the rear side of container bag body 1 when opening and makes sealing strip and seal groove separation can open.

To sum up, this wrapping bag is moulded to waterproof insulation paper, when using, through putting 6 device article in thing groove, carry through carrying opening 4 on the district 2 of drawing and draw and carry, strengthen the bottom of container bag body 1 and the support nature of edge through right angle profile 7, prevent to break off, the right angle profile 7 that is located to put 6 bottoms in thing groove sets up the broken line in centre department, the convenience is accomodate container bag body 1 is folding, play the water proof effect through PET thin layer 13, further improve kraft paper layer 9's water-proof effects, increase the heat preservation effect through tinfoil layer 10 and 12 cooperations of heat preservation, inlayer 11 adopts inlayer 11 to be the cotton material, the canvas material or PU material improve the protective effect in the time of further improving heat preservation performance, drop or take place to collide with at container bag body 1 and play the cushioning effect, prevent to put the article of thing groove 6 easily damaged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wrapping bag is moulded to waterproof insulation paper, its characterized in that includes container bag body (1), container bag body (1) top is equipped with carries and draws district (2), carry and be equipped with opening (4) on drawing district (2), opening (4) are the rectangle structure, the avris of opening (4) is equipped with protection limit (5), be equipped with in container bag body (1) and put thing groove (6) and sealing area (3), sealing area (3) are located and carry and draw district (2) and put between thing groove (6), it is equipped with right angle profile (7) to put thing groove (6) inboard, right angle profile (7) are located the edge of putting thing groove (6) and put the bottom frame department of thing groove (6), the intermediate position of right angle profile (7) of bottom is equipped with the broken line, the basic unit of container bag body (1) is kraft paper layer (9), the outside of kraft paper layer (9) is equipped with PET thin layer (13), the inboard of kraft paper layer (9) is equipped with tinfoil layer (10), the inboard of tinfoil layer (10) is equipped with heat preservation (12), the inboard of heat preservation (12) is equipped with inlayer (11), inlayer (11) are any one of cotton material, canvas material and PU material.

2. The packing bag is moulded to waterproof insulation paper of claim 1, characterized in that, PET thin layer (13), kraft paper layer (9), tinfoil layer (10) three-layer stack to bond through the viscose, the avris department and kraft paper layer (9) of tinfoil layer (10) are woven through the braided wire and are connected, the avris of inlayer (11) passes kraft paper layer (10) and kraft paper layer (9) through the braided wire and weave the connection, heat preservation (12) are located between inlayer (11) and tinfoil layer (10), heat preservation (12) intussuseption is filled with the insulating glass cotton.

3. The waterproof heat-preservation paper-plastic packaging bag according to claim 1, wherein a plurality of fixing buckles (8) are arranged on the right-angle buckling strips (7), and the paper bag body (1) is connected with the fixing buckles (8) through fixing grooves.

4. The waterproof heat-preservation paper-plastic packaging bag according to claim 1, wherein the protective edge (5) and the right-angle buckle strip (7) are made of Polyethylene (PE), polypropylene (PP), polyvinyl chloride (PVC) and Polystyrene (PS).

5. The waterproof heat-preservation paper-plastic packaging bag according to claim 2, wherein the adhesive is made of polyurethane adhesive.

6. The waterproof heat-preservation paper-plastic packaging bag according to claim 1, wherein the sealing area (3) comprises a sealing groove and a sealing strip, and the sealing strip and the sealing groove are symmetrically arranged on the front side and the rear side of the storage groove (6).