CN217599236U - Food packaging bag for microwave heating - Google Patents

Abstract

The utility model provides a food packaging bag for microwave heating, which comprises a packaging bag body, wherein the bag wall of the packaging bag body is a composite film layer consisting of an inner film layer and an outer film layer, and the inner film layer and the outer film layer are bonded together through a bonding layer; the upper part of the front surface of the packaging bag body is correspondingly provided with a strip-shaped air exhaust channel without an adhesive layer, a group of air permeable lines which are transversely distributed at intervals are cut on the inner film layer of the front surface of the packaging bag body at positions corresponding to the air exhaust channel, two ends of the air exhaust channel are correspondingly provided with air exhaust ports, and tearable adhesive tapes are correspondingly adhered at the air exhaust ports; the lower part of the packaging bag body is correspondingly provided with non-woven fabrics, and the periphery of the non-woven fabrics is matched with the packaging bag body. The utility model discloses produce the wrapping bag inflation and break even fried package phenomenon when can effectively avoiding microwave heating, guarantee food sanitation and safety, leakproofness when its storage is better, convenient to use, the practicality is strong.

Description

Food packaging bag for microwave heating

Technical Field

The utility model belongs to the technical field of food package bag production, concretely relates to food package bag for microwave heating.

Background

The food packaging bag is a very common product for packaging food, generally has high-temperature steaming and boiling resistance, is used for refrigerating and storing cooked food after being hermetically packaged, and is convenient for consumers to eat the cooked food by heating according to needs after purchasing the cooked food.

The existing food packaging bag has some problems when in use, if a consumer heats food before eating, because the packaging bag is in a sealing state, water vapor inside the packaging bag can volatilize after microwave heating, thereby causing the phenomenon that the packaging bag is broken or even fried after being expanded, and causing the food to be polluted or leaked.

Related patents on food packaging bags have been disclosed. For example, the application with the Chinese patent application number of CN202021870861.2 discloses a microwave exhaust bag, which comprises a bag body for containing food; the bag wall of the bag body is a composite film, and the composite film comprises a first film layer, a glue layer and a second film layer which are laminated from outside to inside; the bag body is provided with an exhaust area which does not contain the glue layer, and through holes which are arranged at intervals and used for exhausting are arranged in the area of the second film layer, which is located in the exhaust area. Although the air-vent bag of the application can perform microwave heating on food, the sealing effect of food storage in the air-vent bag is relatively poor, and the overall design of the air-vent bag needs to be further improved.

SUMMERY OF THE UTILITY MODEL

1. Purpose of the utility model

To the technical problem, the utility model provides a food package bag for microwave heating produces the wrapping bag inflation when effectively avoiding microwave heating and breaks even fried package phenomenon, guarantees food sanitation safety, and the leakproofness when its storage is better, convenient to use, and the practicality is strong.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does: a food packaging bag for microwave heating comprises a packaging bag body, wherein the bag wall of the packaging bag body is a composite film layer consisting of an inner film layer and an outer film layer, and the inner film layer and the outer film layer are bonded together through bonding layers; the packaging bag comprises a packaging bag body and is characterized in that a strip-shaped exhaust channel without an adhesive layer is correspondingly arranged at the upper part of the front surface of the packaging bag body, a group of transversely spaced ventilation lines are cut on the inner film layer of the front surface of the packaging bag body at positions corresponding to the exhaust channel, exhaust ports are correspondingly arranged at two ends of the exhaust channel, and a tearable adhesive tape is correspondingly adhered at the exhaust ports; the lower part of the packaging bag body is correspondingly provided with non-woven fabrics, the periphery of the non-woven fabrics is hermetically connected with the outer wall of the packaging bag body, and activated carbon particles are correspondingly filled between the non-woven fabrics and the packaging bag body.

The further improvement lies in that: the packaging bag comprises a packaging bag body and is characterized in that non-woven fabrics are correspondingly arranged on the lower portion of the front surface and the lower portion of the back surface of the packaging bag body, the periphery of the non-woven fabrics is sealed and bonded with the outer wall of the packaging bag body, and activated carbon particles are correspondingly filled between the non-woven fabrics and the packaging bag body.

The further improvement is that: the exhaust passage transversely sets up, its length and the width looks adaptation of wrapping bag body, the line that ventilates corresponds and is located the exhaust passage region.

The further improvement is that: the tearable adhesive tape is correspondingly pasted at the air outlet, one half of the tearable adhesive tape is correspondingly pasted at the back of the packaging bag body, the other half of the tearable adhesive tape is correspondingly pasted at the front of the packaging bag body, the tearable adhesive tape can be correspondingly torn off, and the air outlet is blocked by the tearable adhesive tape.

3. Advantageous effects

The technical scheme provided by the utility model, compared with prior art, following beneficial effect has:

the utility model discloses a correspond design breathing line and exhaust passage on the wrapping bag body to self-bleeding when can effectively avoid microwave heating produces the wrapping bag inflation and breaks the fried package phenomenon even, makes its microwave heating safe and reliable more, guarantees food hygiene safety. And the corresponding sticky tape that can tear that pastes of exhaust port department of exhaust passage both sides is through setting up the sticky tape that can tear to the leakproofness when having ensured food storage guarantees the storage effect of food. In addition, the lower part of wrapping bag body corresponds and is equipped with the non-woven fabrics, corresponds between this non-woven fabrics and the wrapping bag body and fills there are activated carbon particle, through activated carbon particle's setting to the peculiar smell that produces when can effectively adsorb food microwave heating, the cleanness in the heating cabinet has been guaranteed.

Drawings

Fig. 1 is a schematic front structural view of the food packaging bag of the present invention;

fig. 2 is a schematic view of the back structure of the food packaging bag of the present invention;

FIG. 3 is a schematic cross-sectional view of the air-permeable line of the packaging bag body of the present invention;

fig. 4 is a schematic cross-sectional view of the non-woven fabric on the packaging bag body of the present invention.

Reference numerals

1. A packaging bag body; 11. an inner membrane layer; 111. a gas permeable thread; 12. an adhesive layer; 13. an outer film layer; 14. an exhaust passage; 15. an exhaust port; 2. a tearable adhesive tape; 3. non-woven fabrics; 4. activated carbon particles.

A specific embodiment;

in order to facilitate understanding of the invention, the invention will be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which can be embodied in many different forms and are not limited to the embodiments described herein, but on the contrary are provided for the purpose of making the disclosure more thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present; the terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Examples

Referring to fig. 1-4, the food packaging bag for microwave heating of this embodiment includes a packaging bag body 1, the periphery of the packaging bag body 1 is hermetically connected, the bag wall of the packaging bag body 1 is a composite film layer composed of an inner film layer 11 and an outer film layer 13, the inner film layer 11 is a composite layer material CPP, the outer film layer 13 is a printed film, and the inner film layer 11 and the outer film layer 13 are bonded together through an adhesive layer 12. The upper part of the front surface of the packaging bag body 1 is correspondingly provided with a strip-shaped exhaust channel 14 without containing the bonding layer 12, the exhaust channel 14 is transversely arranged, and the length of the exhaust channel is matched with the width of the packaging bag body 1; the packaging bag comprises a packaging bag body 1 and is characterized in that a group of air permeable lines 111 which are transversely distributed at intervals are cut on the position, corresponding to an exhaust channel 14, of an inner film layer 11 on the front surface of the packaging bag body 1, the air permeable lines 111 are air permeable openings, the air permeable lines 111 are correspondingly located in the area of the exhaust channel 14, and exhaust ports 15 are correspondingly arranged at two ends of the exhaust channel 14. When the packaging bag is produced specifically, the air-permeable line 111 can be cut out correspondingly on the inner film layer 11 (namely the composite layer material CPP), then a local non-gluing process is adopted on the position of the air-permeable line 111 in the process of compounding the air-permeable line with the outer film layer 13 (namely the printing film), and the non-heat-sealing property of different materials is utilized during bag making and heat sealing to form an exhaust channel 14 for exhausting when heated air expands; and adopt this kind of mode of designing ventilative line 111 on wrapping bag body 1, also played the isolation effect, avoided food to cause the pollution with external direct contact, avoided sealed package heating danger.

The air outlets 15 at the two ends of the air exhaust channel 14 are correspondingly adhered with the tearable adhesive tape 2. The peelable adhesive tape 2 is specifically a low-viscosity adhesive tape, such as a removable adhesive tape, and the peelable adhesive tape 2 is adhered to the vent 15, and a half of the peelable adhesive tape is adhered to the back surface of the package body 1, and the other half of the peelable adhesive tape is adhered to the front surface of the package body 1. The tearable adhesive tape 2 can be torn correspondingly, and the exhaust port 15 is blocked through the tearable adhesive tape 2, so that the sealing performance during food storage is ensured, and the storage effect of food is ensured. When food is stored in the packaging bag, the tearable adhesive tapes 2 of the exhaust ports 15 at the two ends of the exhaust channel 14 are stuck and fixed, and the exhaust ports 15 are blocked to ensure the sealing property; when the packaging bag and food in the packaging bag are subjected to microwave heating, the adhesive tape 2 capable of being torn off is torn, expanded gas in the packaging bag can enter the exhaust passage 14 through the air permeable line 111, and is finally exhausted through the exhaust ports 15 at two ends of the exhaust passage 14, so that automatic exhaust is realized, the phenomenon that the packaging bag is expanded and broken or even fried during microwave heating is effectively avoided, the microwave heating is safer and more reliable, the food sanitation and safety are ensured, the whole packaging bag is very convenient to use, fast-paced life and time saving of people are facilitated, the microwave heating of the food is convenient, rapid and sanitary, the microwave heating is free from the danger of fried package caused by the sealing of the packaging bag, and the heating is safer and more reliable. The exhaust passage 14 and the ventilation line 111 can be correspondingly arranged on the front and the back of the packaging bag body 1, so that the exhaust effect is improved, and the packaging bag is convenient to tear.

The lower part of the packaging bag body 1 is correspondingly provided with a breathable non-woven fabric 3. Specifically, the positive lower part of wrapping bag body 1 corresponds the position with the back lower part and all is equipped with ventilative non-woven fabrics 3, non-woven fabrics 3 all around with wrapping bag body 1's outer wall adhesive bonding realize together sealedly, correspond between this non-woven fabrics 3 and the wrapping bag body 1 to fill has activated carbon particle 4, activated carbon particle 4 can directly adopt current high temperature activated carbon to remove the flavor granule, and its high temperature resistant and odorless can effectively adsorb the peculiar smell that produces when food microwave heating to the cleanliness factor in the heating cabinet has been guaranteed.

The above-mentioned embodiments only express a certain implementation manner of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the protection scope of the present invention; therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (4)

1. The utility model provides a food package bag for microwave heating, includes wrapping bag body (1), its characterized in that: the bag wall of the packaging bag body (1) is a composite film layer consisting of an inner film layer (11) and an outer film layer (13), and the inner film layer (11) and the outer film layer (13) are bonded together through a bonding layer (12); the packaging bag comprises a packaging bag body (1), wherein a strip-shaped exhaust channel (14) without an adhesive layer (12) is correspondingly arranged at the upper part of the front surface of the packaging bag body (1), a group of air permeable lines (111) distributed at intervals transversely are cut on an inner film layer (11) on the front surface of the packaging bag body (1) at positions corresponding to the exhaust channel (14), exhaust ports (15) are correspondingly arranged at two ends of the exhaust channel (14), and a tearable adhesive tape (2) is correspondingly adhered to the exhaust ports (15); the lower part of wrapping bag body (1) corresponds and is equipped with non-woven fabrics (3), the outer wall sealing connection of non-woven fabrics (3) and wrapping bag body (1) all around, it has activated carbon particle (4) to correspond to pack between this non-woven fabrics (3) and wrapping bag body (1).

2. The food packaging bag for microwave heating according to claim 1, characterized in that: the packaging bag is characterized in that non-woven fabrics (3) are correspondingly arranged on the lower portion of the front surface and the lower portion of the back surface of the packaging bag body (1), the periphery of the non-woven fabrics (3) is in sealed bonding with the outer wall of the packaging bag body (1), and activated carbon particles (4) are correspondingly filled between the non-woven fabrics (3) and the packaging bag body (1).

3. The food packaging bag for microwave heating according to claim 1, characterized in that: the exhaust passage (14) is transversely arranged, the length of the exhaust passage is matched with the width of the packaging bag body (1), and the ventilation line (111) is correspondingly positioned in the exhaust passage (14) area.

4. The food packaging bag for microwave heating according to claim 3, characterized in that: can tear sticky tape (2) and correspond and paste in gas vent (15) department, half of it corresponds and pastes in wrapping bag body (1) back, and half of it corresponds and pastes openly with wrapping bag body (1), should tear sticky tape (2) and can correspond and tear, blocks up gas vent (15) through tearing sticky tape (2).

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