CN218490334U

CN218490334U - Packaging bag

Info

Publication number: CN218490334U
Application number: CN202222262352.7U
Authority: CN
Inventors: 韩书平
Original assignee: Luoyang Chenbang Industrial Co ltd
Current assignee: Xi'an Victor Rui Oil And Gas Technology Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-02-17
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses a packaging bag, including the wrapping bag body, the bottom of wrapping bag body surface bonds and has polytetrafluoroethylene protection basement membrane, polytetrafluoroethylene protection basement membrane top all around and wrapping bag body surface all around between all bond and have polytetrafluoroethylene protection boundary film, the wrapping bag body includes kraft paper base layer, kraft paper base layer's surface bonds and has the intermediate level, the surface bonding in intermediate level has the inoxidizing coating, the inoxidizing coating includes wear-resisting coating of polyurethane and biaxial stretching polyester film layer. The utility model discloses a polytetrafluoroethylene protective edge membrane, polytetrafluoroethylene protective bottom membrane, wrapping bag body, inoxidizing coating, polyurethane wear-resistant coating, under the effect of mutually supporting between biaxial stretching polyester film layer, intermediate level and aramid fiber layer and the polypropylene fiber layer, very big improvement the intensity and wear-resisting, the water-proof effects of this wrapping bag, guaranteed that this wrapping bag can permanent use.

Description

Packaging bag

Technical Field

The utility model relates to a wrapping bag technical field specifically is a wrapping bag.

Background

The packaging bag is a bag used for packaging various articles, so that the goods are convenient to transport in the production flow process and easy to store, and the paper packaging bag is widely used in daily life and industrial production, however, the existing paper packaging bag has poor tensile strength and waterproof effect, is easy to tear and damage due to corrosion of hands and water in the using process, has poor wear-resisting effect and prolongs the service life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wrapping bag possesses tensile strength height, waterproof and the good advantage of wear-resisting effect, and it is relatively poor with water-proof effects to have solved current paper wrapping bag tensile strength, easily in the use and the erosion of water and lead to it to take place to tear and damage, the relatively poor problem of wear-resisting effect simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a packaging bag, includes the wrapping bag body, the bottom bonding of wrapping bag body surface has polytetrafluoroethylene protection basement membrane, polytetrafluoroethylene protection basement membrane top all around and all bond between all around of wrapping bag body surface have polytetrafluoroethylene protection boundary film, the wrapping bag body includes kraft paper base layer, kraft paper base layer's surface bonding has the intermediate level, the surface bonding in intermediate level has the inoxidizing coating.

Preferably, the protective layer comprises a polyurethane wear-resistant coating and a biaxially oriented polyester film layer, and the surface of the polyurethane wear-resistant coating is coated on the outer surface of the biaxially oriented polyester film layer.

Preferably, the middle layer comprises an aramid fiber layer and a polypropylene fiber layer, and the inner surface of the aramid fiber layer is adhered to the outer surface of the polypropylene fiber layer.

Preferably, the upper end of the outer surface of the packaging bag body is bonded with two hand straps.

Preferably, a bamboo fiber paper layer is bonded on the inner surface of the kraft paper base layer, and the thickness of the bamboo fiber paper layer is from zero one millimeter to zero one millimeter.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a polytetrafluoroethylene protective edge membrane and polytetrafluoroethylene protective bottom membrane's setting, because both all possess good wear resistance, good wear-resisting protection has been formed around wrapping bag body bottom and four corners, the effectual wrapping bag body bottom and the four corners probability that receives wearing and tearing that has reduced, the wear-resisting effect of wrapping bag body has been improved, and the setting through the inoxidizing coating, because the wear-resisting coating of polyurethane in the inoxidizing coating possesses good waterproof and wear resistance and biaxial stretching polyester film layer and possesses good waterproof and intensity, good waterproof has been formed at the surface of wrapping bag body, wear-resisting and intensity protection, the effectual intensity and waterproof that improve the wrapping bag body, wear-resisting effect, and the setting through the intermediate level, because aramid fiber layer and polypropylene fiber layer's setting in the intermediate level, because both all possess good tensile strength, good secondary tensile strength protection has been formed in the inside of wrapping bag body, the effectual wrapping bag body atress that has reduced takes place damaged, under whole complex effect, very big improvement this wrapping bag's intensity and wear-resisting effect, guaranteed this wrapping bag can be used, the current double-layer tensile strength and the wrapping bag body stress and the relatively poor water body damage problem of tearing when the water body, and the easy emergence damage problem of the water for a long time, and the water body damage.

2. The utility model discloses a setting of portable area, the personnel of being convenient for carry the wrapping bag body and support, through bamboo fiber ply's setting, because bamboo fiber ply possesses good toughness and antibiotic antibacterial property, when effectual improvement wrapping bag body toughness, improved the antibiotic antibacterial hygienic security of wrapping bag body.

Drawings

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

FIG. 2 is a schematic view of the structure of the packaging bag body of the present invention;

FIG. 3 is a schematic view of the protective layer structure of the present invention;

fig. 4 is a schematic diagram of the structure of the middle layer of the present invention.

In the figure: 1. a packaging bag body; 11. a protective layer; 111. a polyurethane wear-resistant coating; 112. biaxially stretching the polyester film layer; 12. an intermediate layer; 121. an aramid fiber layer; 122. a polypropylene fiber layer; 13. a kraft paper base layer; 14. a bamboo fiber paper layer; 2. a hand strap; 3. polytetrafluoroethylene protective edge films; 4. the polytetrafluoroethylene protects the basement membrane.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, a packaging bag includes a packaging bag body 1, a plurality of two hand straps 2 are adhered to an upper end of an outer surface of the packaging bag body 1, the packaging bag body 1 is convenient to carry by a person by setting the hand straps 2, a teflon protective bottom film 4 is adhered to a bottom of the outer surface of the packaging bag body 1, teflon protective side films 3 are adhered between a periphery of a top of the teflon protective bottom film 4 and a periphery of the outer surface of the packaging bag body 1, the packaging bag body 1 includes a kraft paper base layer 13, a bamboo fiber paper layer 14 is adhered to an inner surface of the kraft paper base layer 13, a thickness of the bamboo fiber paper layer 14 is from one millimeter at a zero point to two millimeters at a zero point to four millimeters at a zero point, the middle layer 12 is adhered to an outer surface of the kraft paper base layer 13 by the arrangement of the bamboo fiber paper layer 14, the middle layer 12 includes an aramid fiber layer 121 and a polypropylene fiber layer 122, the inner surface of the polypropylene fiber layer 121 is adhered to the inner surface of the polypropylene fiber layer 122, the outer surface of the middle layer 12 is adhered to the polyurethane fiber layer 122, the outer surface of the polyurethane fiber layer 12, the polyurethane fiber layer 111, the outer surface of the polyurethane fiber layer 12 and the polyurethane fiber layer 111, the polyurethane fiber layer are adhered to form a wear-resistant protective layer, the protective layer 111, the polytetrafluoroethylene protective layer and the polyurethane fiber layer 111, the protective layer are coated to reduce the wear-resistant film layer, the wear-resistant multilayer packaging bag body 111, the wear-resisting effect of the packaging bag body 1 is improved, and the setting through the protective layer 11 is realized, because the wear-resisting coating 111 of polyurethane in the protective layer 11 has good waterproof and wear-resisting properties and the biaxially oriented polyester film layer 112 has good waterproof and strength, good waterproof is formed on the outer surface of the packaging bag body 1, wear-resisting and strength protection, the strength and the waterproof of the packaging bag body 1 are effectively improved, the wear-resisting effect is realized, and the setting through the intermediate layer 12 is realized, because the aramid fiber layer 121 and the polypropylene fiber layer 122 in the intermediate layer 12 are arranged, because both have good tensile strength, good double-layer tensile strength protection is formed inside the packaging bag body 1, the probability of breakage is effectively reduced due to the stress of the packaging bag body 1, under the effect of integral matching, the strength and the wear resistance of the packaging bag are greatly improved, the waterproof effect is ensured to be used for a long time, the problem of poor tensile strength and the waterproof effect of the existing packaging bag is solved, the problem of poor paper quality is easily caused by the erosion of water in the use process, and the tearing and the problem of poor wear-resisting effect is solved.

During the use, through the setting of polytetrafluoroethylene protection boundary film 3 and polytetrafluoroethylene protection basement membrane 4, because both all possess good wear resistance, good protection of resisting wearing has been formed around wrapping bag body 1 bottom and four corners, the effectual probability that wrapping bag body 1 bottom and four corners received wearing and tearing that has reduced, wrapping bag body 1's wear-resisting effect has been improved, and through the setting of inoxidizing coating 11, because the wear-resisting coating 111 of polyurethane in inoxidizing coating 11 possesses good waterproof and wear resistance and biaxial stretching polyester film layer 112 possesses good waterproof and intensity, good waterproof has been formed at wrapping bag body 1's surface, wear-resisting and intensity protection, the effectual intensity and waterproof that improves wrapping bag body 1, wear-resisting effect, and through the setting of intermediate level 12, because aramid fiber layer 121 and polypropylene fiber layer 122's in intermediate level 12 setting, because both all possess good tensile strength, good double-layer secondary tensile strength has been formed in wrapping bag body 1's inside, effectual reduction wrapping bag body 1 atress and the probability of taking place the damage, under whole complex effect, very big improvement the wear-resisting strength and the waterproof strength of this wrapping bag, the permanent use of this wrapping bag has been guaranteed.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a packaging bag, includes packaging bag body (1), its characterized in that: the bottom bonding of wrapping bag body (1) surface has polytetrafluoroethylene protection basement membrane (4), polytetrafluoroethylene protection basement membrane (4) top all around and wrapping bag body (1) surface all around between bond and have polytetrafluoroethylene protection boundary film (3), wrapping bag body (1) includes kraft paper basic unit (13), the surface bonding of kraft paper basic unit (13) has intermediate level (12), the surface bonding of intermediate level (12) has inoxidizing coating (11).

2. A package as claimed in claim 1, wherein: the protective layer (11) comprises a polyurethane wear-resistant coating (111) and a two-way stretching polyester film layer (112), and the surface of the polyurethane wear-resistant coating (111) is coated on the outer surface of the two-way stretching polyester film layer (112).

3. A package as claimed in claim 1, wherein: the middle layer (12) comprises an aramid fiber layer (121) and a polypropylene fiber layer (122), and the inner surface of the aramid fiber layer (121) is adhered to the outer surface of the polypropylene fiber layer (122).

4. A package as claimed in claim 1, wherein: the upper end of wrapping bag body (1) surface bonds there is hand-strap (2), the quantity of hand-strap (2) is two.

5. A package according to claim 1, wherein: the interior surface of kraft paper basic unit (13) bonds there is bamboo fiber paper layer (14), the thickness of bamboo fiber paper layer (14) is one or two millimeters at zero to one or four millimeters at zero.