CN216071143U

CN216071143U - Inner lining paper for food packaging

Info

Publication number: CN216071143U
Application number: CN202121499112.8U
Authority: CN
Inventors: 陶福春; 徐祥祥
Original assignee: Jiangsu Kingheng Package Material Co ltd
Current assignee: Jiangsu Kingheng Package Material Co ltd
Priority date: 2021-07-03
Filing date: 2021-07-03
Publication date: 2022-03-18
Anticipated expiration: 2031-07-03

Abstract

The utility model relates to the technical field of food packaging, and discloses lining paper for food packaging, which comprises upper packaging paper and lower packaging paper, wherein the tops and the bottoms of the upper packaging paper and the lower packaging paper are hermetically connected, the tops and the bottoms of the upper packaging paper and the lower packaging paper are respectively provided with a sealing strip, the tops of the upper packaging paper and the lower packaging paper are respectively provided with a hole, a sealing strip is arranged between the upper packaging paper and the lower packaging paper, and the sealing strips are positioned at the upper end and the lower end inside the upper packaging paper; the food packaging bag can be used for preserving food in the packaging bag in a heat insulation manner, so that the taste of the food in the packaging bag is prevented from being changed even the food is slightly deteriorated due to long-time high-temperature environment, meanwhile, the device can be used for preserving food which is not used up in a secondary sealing manner, the food which is not used up is prevented from being rapidly reacted with oxygen in the air, and the storage time of the food is prolonged.

Description

Inner lining paper for food packaging

Technical Field

The utility model relates to the technical field of food packaging, in particular to lining paper for food packaging.

Background

More and more foods are popularized and sold on the market, and the number of the potato chips in packaging bags is large. Potato chips are produced by peeling potatoes, slicing the peeled potatoes into thin slices, frying or baking the slices to crisp and seasoning the chips, and become an important part of the snack market in many countries. The potato chips are fragile, are not sensitive to light and are easy to damp to lose due taste, so that the food packaging bag for containing the potato chips needs to have the characteristics of high barrier property, high light shading property, good oil resistance and good stiffness.

Most of the existing food packaging bags only package and seal food, and do not well preserve and protect fried and thermolabile food, so that the food is heated to deteriorate, oil or seasoning on the surface of the food permeates into the inner wall of the food packaging bag, so that the taste of the food slightly changes, and meanwhile, the opening of the existing packaging bag cannot be sealed and preserved again, so that the food is quickly oxidized, and the taste is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide lining paper for food packaging, which has the advantages of better preserving the food in a food packaging bag and reducing the oxidation speed of the food which is not eaten up, and solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an inside lining paper for food package, includes upper wrapping paper and lower floor's wrapping paper, the top and the equal sealing connection in bottom of upper wrapping paper and lower floor's wrapping paper, the top and the bottom of upper wrapping paper all are provided with the strip of paper of opening the paper used for sealing, the hole has all been seted up at the top of upper wrapping paper and lower floor's wrapping paper, be provided with the sealing strip between upper wrapping paper and the lower floor's wrapping paper, the sealing strip is located the inside upper and lower both ends of upper wrapping paper, the inside of upper wrapping paper and lower floor's wrapping paper all bonds and has interior slip sheet body, inside lining paper body includes insulating layer and isolation layer from inside to outside in proper order.

Preferably, the thickness of the heat insulation layer of the lining paper body is 2mm, and the isolation layer of the lining paper body is made of an aluminum-plated film.

Preferably, the types of the upper layer packaging paper and the lower layer packaging paper are vacuum packaging bags, and the lower layer packaging paper of the upper layer packaging paper is rectangular.

Preferably, the rectangular surfaces of the upper layer packaging paper and the lower layer packaging paper are provided with pictures and characters.

Preferably, one side of the opening strip is serrated, the number of the serrations is a plurality, and the serrations are equidistantly distributed on the opening strip.

Preferably, nitrogen is filled between the upper wrapping paper and the lower wrapping paper, and the content of nitrogen between the upper wrapping paper and the lower wrapping paper is greater than or equal to 98%.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the arrangement of the upper packaging paper, the lower packaging paper, the seal opening strip, the hole, the sealing strip, the inner lining paper body, the heat insulation layer and the isolation layer, the food in the packaging bag can be stored in a heat insulation manner, the phenomenon that the taste of the food in the packaging bag is changed and even the food is slightly deteriorated due to long-time high-temperature environment is avoided, meanwhile, the device can be used for carrying out secondary sealing storage on the food which is not used up, the phenomenon that the food which is not used up is rapidly reacted with oxygen in the air is avoided, and the storage time of the food is prolonged.

Drawings

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

FIG. 2 is a side cross-sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2;

fig. 4 is an enlarged view of the structure of fig. 2B according to the present invention.

In the figure: 1. an upper packaging paper; 2. a sealing strip; 3. a hole; 4. opening a seal; 5. lower layer packaging paper; 6. an inner lining paper body; 601. a thermal insulation layer; 602. an isolation 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, an inner liner paper for food packaging comprises an upper layer packaging paper 1 and a lower layer packaging paper 5, the top and the bottom of the upper layer packaging paper 1 and the bottom of the lower layer packaging paper 5 are hermetically connected, the top and the bottom of the upper layer packaging paper 1 are respectively provided with a seal strip 4, the top of the upper layer packaging paper 1 and the top of the lower layer packaging paper 5 are respectively provided with a hole 3, a seal strip 2 is arranged between the upper layer packaging paper 1 and the lower layer packaging paper 5, the seal strips 2 are positioned at the upper end and the lower end of the inside of the upper layer packaging paper 1, an inner liner paper body 6 is arranged inside the upper layer packaging paper 1 and the lower layer packaging paper 5, the inner liner paper body 6 sequentially comprises a heat insulation layer 601 and an isolation layer 602 from inside to outside, the inner liner paper body 6 is bonded with the upper layer packaging paper 1, the lower layer packaging paper 5, the seal strips 4, the holes 3, the seal strips 2, the inner liner paper body 6, the heat insulation layer 601 and the isolation layer 602, make it can insulate against heat to the inside food of wrapping bag and preserve, avoid being in the high temperature environment for a long time and lead to the food taste in the wrapping bag to change, lead to food to take place slightly rotten even, the device still can carry out secondary seal with the food that does not use up and preserve simultaneously, avoids not using up food and the oxygen in the air to react fast, has improved the latency of food.

Referring to fig. 2 and 3, the thickness of the thermal insulation layer 601 of the lining paper body 6 is 2mm, the isolation layer 602 of the lining paper body 6 is made of an aluminum-plated film, and the thermal insulation layer and the isolation layer 602 are arranged, so that the internal environment of food can be maintained conveniently, and the food in the packaging bag can be prevented from going bad quickly due to long-time high-temperature environment.

Referring to fig. 1-4, the types of the upper packaging paper 1 and the lower packaging paper 5 are vacuum packaging bags, the lower packaging paper 5 of the upper packaging paper 1 is rectangular, and the vacuum upper packaging paper 1 and the vacuum lower packaging paper 5 are arranged to prevent the food inside from being extruded to cause the breakage of fragile food, which affects the beauty and taste of the food.

Referring to fig. 1-4, pictures and characters are arranged on the surfaces of the upper packaging paper 1 and the lower packaging paper 5, and the pictures and characters on the surfaces of the upper packaging paper 1 and the lower packaging paper 5 are arranged, so that the recognition degree of food inside the packaging bag is improved, and the attractiveness of the surface of the packaging bag is improved.

Referring to fig. 1, 2 and 4, one side of the opening strip 4 is saw-toothed, the number of the saw teeth is several, and the saw teeth are equidistantly distributed on the opening strip 4, the opening strip 4 with the saw teeth is arranged to facilitate opening the packaging bag, and the packaging bag can be torn open to an opening with a proper size according to the needs of the eater.

As shown in fig. 1 to 4, nitrogen is filled between the upper wrapper 1 and the lower wrapper 5, and the content of nitrogen between the upper wrapper 1 and the lower wrapper 5 is greater than or equal to 98%, so that the nitrogen is provided to facilitate storage of food inside the packaging bag and prevent the food inside from being not crisp or having foreign flavor.

The working principle is as follows: firstly, an inner lining paper body 6 with a heat insulation layer 601 and an isolation layer 602 is combined with the inner parts of an upper packaging paper 1 and a lower packaging paper 5 in a sealing way, then the bottoms of the upper packaging paper 1 and the lower packaging paper 5 are connected in a sealing way, then a food is filled between the upper packaging paper 1 and the lower packaging paper 5, then enough nitrogen is filled between the upper packaging paper 1 and the lower packaging paper 5, then the tops of the upper packaging paper 1 and the lower packaging paper 5 are connected in a sealing way, at the moment, sealing strips 2 at the upper end and the lower end of the upper packaging paper 1 are connected with the lower packaging paper 5 in a sealing way, then holes 3 are arranged at the tops of the surfaces of the upper packaging paper 1 and the lower packaging paper 5, then saw-tooth type unsealing strips 4 are cut at the tops and the bottoms of the upper packaging paper 1 and the lower packaging paper 5, then the packaging of the food can be completed, when the food is eaten, the food is torn from the saw teeth of the unsealing strips 4 according to the needs of an eater, the sealing strip 2 is torn from the tearing opening, food in the packaging bag can be eaten, and when the food is not eaten up, the sealing strip 2 at the opening is compacted, so that the reaction between the food and the outside air can be cut off.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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. An inner liner paper for food packaging, comprising an upper layer packaging paper (1) and a lower layer packaging paper (5), characterized in that: the top and the bottom of upper wrapping paper (1) and lower floor's wrapping paper (5) all sealing connection, the top and the bottom of upper wrapping paper (1) all are provided with strip of paper strip (4) of opening, hole (3) have all been seted up at the top of upper wrapping paper (1) and lower floor's wrapping paper (5), be provided with between upper wrapping paper (1) and lower floor's wrapping paper (5) sealing strip (2), sealing strip (2) are located the upper and lower both ends of upper wrapping paper (1) inside, the inside of upper wrapping paper (1) and lower floor's wrapping paper (5) all bonds and has interior slip sheet body (6), interior slip sheet body (6) are from inside to outside including insulating layer (601) and isolation layer (602) in proper order.

2. An inner liner paper for food packaging according to claim 1, wherein: the thickness of the heat insulation layer (601) of the lining paper body (6) is 2mm, and the isolation layer (602) of the lining paper body (6) is made of an aluminum-plated film.

3. An inner liner paper for food packaging according to claim 1, wherein: the type of the upper packaging paper (1) and the lower packaging paper (5) is a vacuum packaging bag, and the lower packaging paper (5) of the upper packaging paper (1) is rectangular.

4. An interior lining paper for food packaging according to claim 3, wherein: the rectangular surfaces of the upper layer packaging paper (1) and the lower layer packaging paper (5) are provided with pictures and characters.

5. An inner liner paper for food packaging according to claim 1, wherein: one side of the opening strip (4) is of a sawtooth shape, the number of the sawteeth is a plurality, and the sawteeth are distributed on the opening strip (4) at equal intervals.

6. An inner liner paper for food packaging according to claim 1, wherein: and nitrogen is filled between the upper layer packaging paper (1) and the lower layer packaging paper (5), and the content of the nitrogen between the upper layer packaging paper (1) and the lower layer packaging paper (5) is more than or equal to 98%.