CN214029958U - Easily tear compound bag of mouth type - Google Patents

Abstract

The utility model discloses an easily tear compound bag of mouth type belongs to compound bag technical field, and its technical essential includes compound bag main part and zip fastener, be fixed with in the compound bag main part of zip fastener top and easily tear the district, and all be fixed with the stereoplasm plastic strip in the compound bag main part of lower extreme on easily tearing the district. The utility model discloses a through non slipping spur and skid proof block cooperation, avoid skidding hand when holding between the fingers the composite bag main part, the composite bag main part tears and draws inconveniently, and carry out spacing direction through two stereoplasm plastic strips, avoid easily tearing the district and take place the skew when tearing and drawing, guarantee that the composite bag main part can once tear and draw in place, the problem of current composite bag tearing and draw inconvenient has been solved, convenience when having improved the composite bag main part and using, the cold resistance of composite bag main part has been improved through biaxial stretching polypropylene film layer and polypropylene layer, guarantee the aridity of the inside food of composite bag main part, the protective properties of composite bag main part has been improved.

Description

Easily tear compound bag of mouth type

Technical Field

The utility model belongs to the technical field of compound bag, concretely relates to easily tear compound bag of mouth type.

Background

The composite bag is suitable for vacuum packaging or general packaging of food, electronic products, chemical industry, medicine, tea, precision instruments and national defense products, with the rapid development of the current logistics industry, snacks in various regions are gradually circulated to the whole country under the drive of logistics, and the composite bag is used as an important component of a food packaging bag and is more and more widely applied.

The existing composite bag is used, both sides are generally provided with easy-tearing openings, the composite bag is conveniently torn, but the existing composite bag is wide in tearing area, the composite bag is torn forcefully and is deviated when being improper, even the composite bag can not be torn once, the surface of the composite bag is smooth, when the hand of a user is lubricated, the composite bag can not be forcefully pulled on the composite bag, the composite bag is inconvenient to open, the existing composite bag is not provided with an anti-skidding structure, the practicability of the composite bag is reduced, and the composite bag with the easy-tearing openings is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easily tear compound bag of mouth type to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an easily tear compound bag of mouth type, includes compound bag main part and zip fastener, be fixed with in the compound bag main part of zip fastener top and easily tear the district, and easily tear and all be fixed with stereoplasm plastic strip in the compound bag main part of district upper and lower extreme, stereoplasm plastic strip both sides have all been seted up and have been torn the mouth, and have all seted up the direction mouth in tearing the compound bag main part of mouth inner, it all is fixed with the non slipping spur in the compound bag main part of lower extreme on the mouth to tear.

Preferably, the composite bag main part includes linear low density polyethylene layer, biaxial stretching polypropylene thin layer, polypropylene layer and polyester aluminized film layer, linear low density polyethylene layer bottom is spliced and is had biaxial stretching polypropylene thin layer, and biaxial stretching polypropylene thin layer bottom is spliced and is had the polypropylene layer, the splicing of polypropylene layer bottom has polyester aluminized film layer.

Preferably, the length of the hard plastic strips is equal to that of the composite bag body, and the length of the anti-slip blocks is greater than that of the tearing opening.

Preferably, tear the mouth inner and all set up to the arc, the direction mouth all sets up to the toper.

Preferably, the outer surfaces of the anti-slip blocks are equally fixed with anti-slip lugs, and the anti-slip lugs are all arc-shaped.

Preferably, the thickness of the linear low-density polyethylene layer is equal to the thickness of the biaxially oriented polypropylene film layer, the thickness of the biaxially oriented polypropylene film layer is equal to one half of the thickness of the polypropylene layer, and the thickness of the polyester aluminized film layer is equal to the thickness of the biaxially oriented polypropylene film layer.

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

1. the utility model discloses a tear mouth and direction mouth cooperation, the convenience is torn easily the district, thereby the convenience is opened the composite bag main part, and through non slipping spur and skid proof block cooperation, avoid skidding hand when holding between the fingers the composite bag main part, the composite bag main part tears and draws inconveniently, and carry out spacing direction through two stereoplasm plastic strips, avoid easily tearing the district and take place the skew when tearing, guarantee that the composite bag main part can once tear and draw target in place, the current composite bag has been solved and has been torn inconvenient problem, the convenience when the composite bag main part uses has been improved.

2. The utility model discloses a cooperation of linear low density polyethylene layer and polyester aluminized film layer has improved the waterproof performance of composite bag main part, also avoids the inside food of composite bag main part to regain its moisture, has improved the cold resistance of composite bag main part through biaxial stretching polypropylene film layer and polypropylene layer, guarantees the aridity of the inside food of composite bag main part, has improved the protective properties of composite bag main part.

Drawings

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

fig. 2 is a schematic top sectional view of the structure of the composite bag main body of the present invention;

fig. 3 is an enlarged schematic view of a structure in fig. 1 according to the present invention.

In the figure: 1. a composite bag body; 111. a linear low density polyethylene layer; 112. a biaxially oriented polypropylene film layer; 113. a polypropylene layer; 114. polyester aluminized film layer; 2. a zipper; 3. an easy-tear region; 4. a rigid plastic strip; 5. an easy-to-tear opening; 6. a guide port; 7. anti-skid blocks; 8. and an anti-slip bump.

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.

Example 1, referring to fig. 1 to 3, the present invention provides an easy-to-tear compound bag, which comprises a compound bag body 1 and a zipper 2, wherein an easy-to-tear region 3 is fixed on the compound bag body 1 above the zipper 2, and the composite bag main body 1 at the upper end and the lower end of the easy-tearing area 3 is fixed with a hard plastic strip 4, both sides of the hard plastic strip 4 are provided with tearing openings 5, and the composite bag main body 1 at the inner end of the tearing opening 5 is provided with a guide opening 6, the composite bag main body 1 at the upper end and the lower end of the tearing opening 5 is fixed with an antiskid block 7, when the composite bag main body 1 needs to be torn, the guide openings 6 at the upper end and the lower end of the tearing opening 5 are pinched and the tearing openings 5 are torn in a staggered way, the easy-tearing area 3 can be torn through the tearing opening 5, and under the limit guide of the hard plastic strip 4, so that the tearing line cannot be deviated for a plurality of degrees under the guidance of the hard plastic strip 4, thereby tearing the composite bag body 1 at one time.

In this embodiment, preferably, the composite bag main body 1 includes a linear low density polyethylene layer 111, a biaxially oriented polypropylene film layer 112, a polypropylene layer 113, and a polyester aluminum-plated film layer 114, the biaxially oriented polypropylene film layer 112 is bonded to the bottom end of the linear low density polyethylene layer 111, the polypropylene layer 113 is bonded to the bottom end of the biaxially oriented polypropylene film layer 112, the polyester aluminum-plated film layer 114 is bonded to the bottom end of the polypropylene layer 113, the linear low density polyethylene layer 111 is one of five synthetic resins, and is structurally different from a general low density polyethylene, and the biaxially oriented polypropylene film layer 112 is made by co-extruding polypropylene particles to form a sheet, and then stretching in two directions, i.e. vertical and horizontal directions. Because of the stretching molecular orientation, the film has good physical stability, mechanical strength and air tightness, higher transparency and glossiness, toughness and wear resistance, is the most widely used printing film at present, is ideal in moisture resistance, transparency, strength, stiffness and printability after being compounded with a polyethylene film, and is suitable for containing dry food, the polypropylene layer 113 is thermoplastic resin prepared by polymerizing propylene, is white waxy material, has transparent and light appearance, and the polyester aluminized film layer 114 not only has the characteristics of a plastic film, but also has the characteristics of metal. The aluminized film has the functions of shading and preventing ultraviolet irradiation, not only prolongs the quality guarantee period of the contents, but also improves the brightness of the film, replaces aluminum foil to a certain extent, and also has low cost, attractive appearance and better barrier property.

In this embodiment, preferred, the length of stereoplasm plastic strip 4 all equals the length of compound bag main part 1, and the length of non slipping spur 7 all is greater than the length of tearing mouth 5, guarantees that stereoplasm plastic strip 4 can lead 3 departments in the district of easily tearing, avoids easily tearing district 3 skew when tearing and drawing, and guarantees that the convenience holds between fingers non slipping spur 7 when tearing and drawing to compound bag main part 1 is torn through non slipping spur 7 to the convenience.

In this embodiment, preferred, tear 5 inner of drawing mouthful and all set up to the arc, and direction mouth 6 all sets up to the toper, leads through tearing 5 and the cooperation of direction mouth 6 of drawing mouthful, conveniently leads to stereoplasm plastic strip 4, avoids opening inconvenient problem because of tearing draw inconvenient compound bag main part 1 that leads to, has improved the convenience when compound bag main part 1 uses.

In this embodiment, preferably, the outer surface of the anti-slip block 7 is equally fixed with the anti-slip bumps 8, the anti-slip bumps 8 are all set to be arc-shaped, and the friction force of the anti-slip block 7 during use is increased through the anti-slip bumps 8, so that a user can conveniently pinch the anti-slip block 7 during tearing.

In this embodiment, it is preferable that the thickness of the linear low density polyethylene layer 111 is equal to the thickness of the biaxially oriented polypropylene film layer 112, the thickness of the biaxially oriented polypropylene film layer 112 is equal to one-half of the thickness of the polypropylene layer 113, and the thickness of the polyester aluminized film layer 114 is equal to the thickness of the biaxially oriented polypropylene film layer 112.

The utility model discloses a theory of operation and use flow: this composite bag is through holding the non slipping spur 7 of both sides between fingers, the pulling tears mouth 5, tear under the direction of mouth 5 and direction mouth 6, thereby can tear easily tearing district 3, under the direction of stereoplasm plastic strip 4, open composite bag main part 1, the current composite bag problem of tearing inconvenience when using has been solved, the practicality of composite bag main part 1 has been improved, and through the cooperation of linear low density polyethylene layer 111 and biaxial stretching polypropylene film layer 112, the barrier propterty of putting of composite bag main part 1 has been increased, and composite bag main part 1 opens the back, still accessible zip fastener 2 can be sealed repeatedly with composite bag main part 1.

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 (6)

1. The utility model provides an easily tear compound bag of mouth type, includes compound bag main part (1) and zip fastener (2), its characterized in that: be fixed with on the compound bag main part (1) of zip fastener (2) top and easily tear district (3), and easily tear and all be fixed with stereoplasm plastic strip (4) on the compound bag main part (1) of lower extreme on district (3), stereoplasm plastic strip (4) both sides have all been seted up and have been torn mouthful (5), and have torn and have all seted up direction mouth (6) on the compound bag main part (1) of mouthful (5) inner, it all is fixed with non slipping spur (7) on compound bag main part (1) of lower extreme on the mouth (5) to tear.

2. The easy-tear composite bag according to claim 1, wherein: composite bag main part (1) includes linear low density polyethylene layer (111), biaxial stretching polypropylene film layer (112), polypropylene layer (113) and polyester aluminized film layer (114), linear low density polyethylene layer (111) bottom is glued and is had biaxial stretching polypropylene film layer (112), and biaxial stretching polypropylene film layer (112) bottom is glued and is had polypropylene layer (113), polypropylene layer (113) bottom is glued and is connect polyester aluminized film layer (114).

3. The easy-tear composite bag according to claim 1, wherein: the length of the hard plastic strips (4) is equal to that of the composite bag main body (1), and the length of the anti-skid blocks (7) is greater than that of the tearing openings (5).

4. The easy-tear composite bag according to claim 1, wherein: tear and draw mouth (5) inner all to set up to the arc, direction mouth (6) all sets up to the toper.

5. The easy-tear composite bag according to claim 1, wherein: the outer surface of the anti-skid block (7) is equally fixed with anti-skid lugs (8), and the anti-skid lugs (8) are all arc-shaped.

6. A tearable composite bag according to claim 2, wherein: the thickness of the linear low-density polyethylene layer (111) is equal to that of the biaxially oriented polypropylene film layer (112), the thickness of the biaxially oriented polypropylene film layer (112) is equal to one half of that of the polypropylene layer (113), and the thickness of the polyester aluminized film layer (114) is equal to that of the biaxially oriented polypropylene film layer (112).

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