CN216128735U

CN216128735U - Food packaging bag capable of being directly heated

Info

Publication number: CN216128735U
Application number: CN202122131008.XU
Authority: CN
Inventors: 杨杰
Original assignee: Shanghai Shangyuan Printing Co ltd
Current assignee: Shanghai Shangyuan Printing Co ltd
Priority date: 2021-09-04
Filing date: 2021-09-04
Publication date: 2022-03-25
Anticipated expiration: 2031-09-04

Abstract

The utility model discloses a food packaging bag capable of being directly heated, which belongs to the field of food packaging and comprises a bag body, wherein sealing edges for sealing are arranged at the periphery of the bag body, at least one sealing edge is provided with a pressure relief opening for leading out gas in the bag body, one end of the pressure relief opening, which is connected with an inner cavity of the bag body, is provided with a sealing part for sealing the pressure relief opening, and the gas can be opened after the bag body is heated.

Description

Food packaging bag capable of being directly heated

Technical Field

The utility model discloses a food packaging bag capable of being directly heated, and belongs to the field of food packaging.

Background

At present, various instant foods are more popular with the acceleration of life pace of people. The existing instant food is not limited to instant noodles, instant vermicelli and the like, and various foods such as desserts, steamed buns, rice, seasoning soup, seasoning sauce, vegetables and the like are produced in large quantity, so that the nutrition is more balanced and abundant, and the food is closer to the food for daily eating. Some foods can be stored and sold at low temperature or in a frozen state, some foods can be processed at normal temperature, and consumers can eat the foods only by putting the foods in a microwave oven for reheating before eating the foods.

When the food is packaged by using a common sealing bag and heated in a microwave oven, as moisture in the food is quickly gasified, atmospheric pressure is generated in the packaging bag, the sealing parts of the common packaging bag are completely sealed and pressed to form sealing edges, and all the sealing edges of the packaging bag are uniformly stressed, so that the packaging bag is easy to explode in the microwave oven, and the food is likely to splash into the whole microwave oven. In order to avoid the above phenomenon, food manufacturers often recommend that consumers cut the bag before heating, or take the food out of the packaging bag for heating, which in turn causes a great loss of moisture in the food during heating, so that the food tastes dry and astringent, and at the same time, the flavor of the food is easily lost to the air.

SUMMERY OF THE UTILITY MODEL

The present invention has been made to solve the above problems, and an object of the present invention is to provide a food packaging bag capable of being directly heated.

The food packaging bag comprises a bag body, sealing edges are arranged on the periphery of the bag body and used for sealing, a pressure relief opening used for guiding out air in the bag body is formed in at least one sealing edge, and a sealing part used for sealing the pressure relief opening and allowing the air to be opened after the bag body is heated is arranged at one end of the pressure relief opening connected with an inner cavity of the bag body.

Through adopting above-mentioned technical scheme, need not cut the food package bag in advance, can directly put into the microwave oven with the food package bag, open the microwave oven and prop up the bag body when the gaseous atmospheric pressure of bag internal portion increases, when further increasing along with gaseous atmospheric pressure, thereby gaseous can open the outside messenger bag internal portion atmospheric pressure that leads of sealing portion and descend, avoid the wrapping bag to explode in the microwave oven, make things convenient for people's use simultaneously.

Preferably, the sealing portion sets up to U style of calligraphy structure to the directional bag of body inside in top of U style of calligraphy structure, the sealing portion includes that tensile strength is greater than the easy-open area of banding and tensile strength are less than in the easy-open area of banding, the easy-open area is located the top of U style of calligraphy structure, the easy-open area is located the both ends of U style of calligraphy structure.

Through adopting above-mentioned technical scheme, when the gaseous atmospheric pressure of the internal portion of bag increases, gaseous opening the passageway through the pressure release mouth through easy-open mouth district to the external bag body explosion of avoiding of the gaseous direction bag body, and when the bag body both sides received the drag, utilized the anti-tear district to play and avoided the easy-open mouth to receive the pulling force and the condition of opening.

Preferably, a first plastic sealing strip for repeated sealing is further arranged inside one end, away from the sealing part, of the pressure relief opening.

Through adopting above-mentioned technical scheme, heat when people's microwave oven, have remaining food after edible to need when saving to the first plastic envelope strip of accessible seals the pressure release mouth and avoids the outside air to get into the internal portion of bag through the pressure release mouth.

Preferably, a second plastic seal strip for sealing after the bag body is opened is arranged in the bag body.

Through adopting above-mentioned technical scheme, when having remaining food after eating and need to save, accessible second plastic sealing strip seals the bag body and makes things convenient for people to save.

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

can directly put into microwave oven with food package bag, open microwave oven and prop up the bag body when the inside gaseous atmospheric pressure of bag body increases, when further increasing along with gaseous atmospheric pressure, thereby gaseous can open the outside messenger bag body inside atmospheric pressure decline of sealing portion direction, avoid the wrapping bag to explode in microwave oven, make things convenient for people's use simultaneously.

Drawings

FIG. 1 is a schematic view of a directly heatable food packaging bag according to the present invention;

fig. 2 is an enlarged schematic view of the structure a in fig. 1.

Reference numerals: 1. a bag body; 2. sealing edges; 3. a pressure relief port; 4. a sealing part; 41. a tear resistant zone; 42. an easy opening area; 5. a first plastic seal; 6. and a second plastic seal.

Detailed Description

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the designated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. 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.

As shown in fig. 1 and fig. 2, a but directly heating's food package bag, including the bag body 1, bag body 1 is provided with all around and is used for sealed banding 2, be provided with the pressure release mouth 3 that is used for leading out the internal portion of bag 1 gas on at least one banding 2, the one end that pressure release mouth 3 and the internal chamber of bag are connected is provided with and is used for sealed pressure release mouth 3 and the bag body 1 gaseous sealing part 4 that can open after heating, thereby people are carrying out microwave oven heating, need not cut the food package bag open in advance, when the internal portion gas of bag is heated atmospheric pressure and increases and prop up bag body 1, in time discharge through pressure release mouth 3 and play the effect of decompression, avoid the wrapping bag to explode in the microwave oven, make things convenient for people's use simultaneously.

Simultaneously sealing 4 sets up to U style of calligraphy structure, and the directional bag body 1 inside in the top of U style of calligraphy structure, sealing 4 includes that tensile strength is greater than the tear-proof zone 41 and the tensile strength of banding 2 are less than in the easy-open area 42 of banding 2, tear-proof zone 41 is located the top of U style of calligraphy structure, easy-open area 42 is located the both ends of U style of calligraphy structure, thereby when bag body 1 two sides receive the pulling, tear-proof zone 41 can receive the pulling of external force earlier than easy-open area 42, thereby utilize the tensile nature of tear-proof zone 41 high strength to play and avoid easy-open area 42 to receive the pulling force and the condition of opening, and then guarantee bag body 1's normal use and avoid easy-open area 42 to open and cause the loss of air, wherein tear-proof zone 41 guarantees intensity and easy-open area 42 through high fever sealing mode and guarantees the separation effect through easy-off heat sealing mode.

Simultaneously bag body 1 inside is provided with and is used for bag body 1 to open the back second plastic envelope strip 6 that seals, when having remaining food after edible to need to save, accessible second plastic envelope strip 6 seals the convenience of people and saves bag body 1 to the pressure release mouth 3 is kept away from the inside first plastic envelope strip 5 that is used for sealing repeatedly that still is provided with of one end of sealing 4, seals the pressure release mouth 3 through first plastic envelope strip 5 and avoids the outside air to get into inside the bag body 1 through pressure release mouth 3.

The working principle is as follows: when food needs to be heated, the food packaging bag does not need to be cut in advance, only the first plastic seal strip 5 needs to be opened, then the bag body 1 is directly put into a microwave oven for heating, the air pressure in the bag body 1 is increased along with the rise of the temperature in the microwave oven to support the bag body 1, when the air pressure is further increased, the gas breaks the easy-open area 42 and leads the gas out of the bag body 1, so that the gas pressure of the bag body 1 is recovered to be normal, then after heating, the bag body 1 is taken out and cut to eat food, when the remaining food needs to be stored after eating, the opening of the bag body 1 after being opened can be directly sealed by a second plastic seal 6, thereby play the effect of conveniently depositing, utilize simultaneously first strip of paper used for sealing 5 to seal pressure release mouth 3 and avoid outside air to get into bag body 1 inside through pressure release mouth 3, guarantee the effect of depositing of food.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a but food package bag of direct heating, includes the bag body (1), the bag body (1) is provided with all around and is used for sealed banding (2), its characterized in that, at least one be provided with on banding (2) and be used for pressure release mouth (3) of the inside gas derivation of the bag body (1), pressure release mouth (3) are provided with the one end of being connected of the bag body (1) inner chamber and are used for sealed pressure release mouth (3) and the bag body (1) heating back gaseous sealing part (4) that can open.

2. The directly heatable food packaging bag of claim 1, wherein: sealing (4) set up to U style of calligraphy structure to the directional bag body (1) inside in top of U style of calligraphy structure, sealing (4) are less than in easy-open area (42) of banding (2) including anti-tear district (41) and the tensile strength that tensile strength is greater than banding (2), anti-tear district (41) are located the top of U style of calligraphy structure, easy-open area (42) are located the both ends of U style of calligraphy structure.

3. The directly heatable food packaging bag of claim 2, wherein: the pressure relief opening (3) is far away from the inside of one end of the sealing part (4) and is further provided with a first plastic sealing strip (5) for repeated sealing.

4. A directly heatable food packaging bag as claimed in any one of claims 1 to 3, wherein: the bag body (1) is internally provided with a second plastic seal (6) for sealing after the bag body (1) is opened.