CN215476855U - High-temperature cooking exhaust bag - Google Patents
High-temperature cooking exhaust bag Download PDFInfo
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- CN215476855U CN215476855U CN202121386774.4U CN202121386774U CN215476855U CN 215476855 U CN215476855 U CN 215476855U CN 202121386774 U CN202121386774 U CN 202121386774U CN 215476855 U CN215476855 U CN 215476855U
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Abstract
The utility model relates to the technical field of food packaging, and discloses a high-temperature cooking exhaust bag which comprises a bag body, wherein an accommodating cavity is arranged in the bag body, side sealing edges are arranged on the side edges of the bag body, an exhaust port is formed in each side sealing edge, an arc sealing part is arranged at the position of the exhaust port of the bag body, the arc sealing parts protrude towards the direction close to the accommodating cavity, a pressure exhaust channel is formed by the arc sealing parts and the side sealing edges at the two ends of the exhaust port in a surrounding mode, the pressure exhaust channel is used for being communicated with the accommodating cavity, the width of each arc sealing part is smaller than that of each side sealing edge, and the sealing strength of each arc sealing part is smaller than that of each side sealing edge. The high-temperature cooking exhaust bag can automatically exhaust when the bag body is expanded at high temperature, and has the high-temperature explosion-proof effect.
Description
Technical Field
The utility model relates to the technical field of food packaging, in particular to a high-temperature cooking exhaust bag.
Background
Packaged food often uses microwave oven, steamer etc. to heat, however, ordinary food packaging bag can't self-bleeding, and in heating process, food makes the wrapping bag inflation blasting because of high temperature vapor makes the wrapping bag, not only scalds the user easily, causes harm to safety, still can make food splash in heating container, is difficult to clean.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide the high-temperature cooking exhaust bag which can automatically exhaust when the bag body is expanded at high temperature and has the high-temperature explosion-proof effect.
The purpose of the utility model is realized by the following technical scheme:
the utility model provides a high temperature cooking exhaust bag, includes the bag body, the internal holding chamber that is provided with of bag, the side of the bag body is provided with the side banding, the gas vent has been seted up to the side banding, the bag body in the position department of gas vent is provided with arc involution portion, arc involution portion is to being close to the direction arch in holding chamber, just arc involution portion with the side banding at gas vent both ends encloses into pressure exhaust passage jointly, pressure exhaust passage be used for with holding chamber intercommunication, the width of arc involution portion is less than the width of side banding, just the involution intensity of arc involution portion is less than the involution intensity of side banding.
In one embodiment, the ratio of the width of the arc sealing part to the width of the side sealing edge is 1: (3.0-3.6).
In one embodiment, the arc sealing part is in an arc structure with a central angle of 180 degrees.
In one embodiment, the convex top end of the arc sealing part is located in the accommodating cavity.
In one embodiment, an easy-to-tear opening is formed in one side of the side sealing edge, which is far away from the accommodating cavity, and the easy-to-tear opening is formed below the exhaust port.
In one embodiment, one end of the easy-tearing opening close to the accommodating cavity is a sharp-angled end.
In one embodiment, the pouch body is a free-standing pouch.
In one embodiment, the bag bottom of the bag body is provided with a bottom sealing edge, and one side of the bottom sealing edge, which is close to the accommodating cavity, is downwards sunken to form an arc-shaped surface.
In one embodiment, a side of the bottom sealing edge away from the accommodating cavity is provided with a heat sealing hole.
In one of them embodiment, the bag body is by the banding shaping of overlapping plastic film side, the plastic film includes polypropylene layer, nylon layer and the dacron resin layer that sets gradually from inside to outside.
Compared with the prior art, the utility model has at least the following advantages:
the pressure exhaust channel is arranged, because the width of the arc sealing part is smaller than that of the side sealing edge, and the sealing strength of the arc sealing part is smaller than that of the side sealing edge, when the bag is heated, the interior of the bag body rapidly expands due to food evaporation, and when high-pressure steam in the bag body expands to a certain degree, the weakest position (namely the arc sealing part) in the bag body can be opened, so that the pressure exhaust channel is communicated with the accommodating cavity, and the steam in the bag body is exhausted through the exhaust port, thereby achieving the purpose of automatic exhaust and having good high-temperature explosion-proof effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of a high-temperature cooking exhaust bag according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of a plastic film of a retort pouch according to an embodiment of the present invention.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be 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 also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
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 utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
An embodiment, please refer to fig. 1, a high temperature cooking exhaust bag 10 includes a bag body 110, a bag opening is formed at the top of the bag body 110, an accommodating chamber 111 is formed in the bag body 110, a side sealing edge 112 is formed on a side edge of the bag body 110, an exhaust port 113 is formed in the side sealing edge 112, an arc sealing portion 114 is formed at a position of the exhaust port 113 of the bag body 110, the arc sealing portion 114 protrudes toward a direction close to the accommodating chamber 111, a pressure exhaust channel is formed by the arc sealing portion 114 and the side sealing edges 112 at two ends of the exhaust port 113, the pressure exhaust channel is used for communicating with the accommodating chamber 111, the width of the arc sealing portion 114 is smaller than the width of the side sealing edge 112, and the sealing strength of the arc sealing portion 114 is smaller than the sealing strength of the side sealing edge 112.
It should be noted that, the present invention is provided with the pressure exhaust channel, because the width of the arc sealing portion 114 is smaller than the width of the side sealing edge 112, and the sealing strength of the arc sealing portion 114 is smaller than the sealing strength of the side sealing edge 112, when heating, the interior of the bag body 110 expands rapidly due to food evaporation, and when the high-pressure steam inside the bag body 110 expands to a certain extent, the weakest position inside the bag body 110 (i.e. the arc sealing portion 114) is flushed, so that the pressure exhaust channel is communicated with the accommodating cavity 111, and the steam inside the bag body 110 is exhausted through the exhaust port 113, thereby achieving the purpose of automatic exhaust, and having good high-temperature explosion-proof effect.
Further, when the width size ratio of the arc sealing part 114 to the side sealing edge 112 is 1: (3.0 to 3.6), more preferably 1: at 3.3, the pressure for opening the curved sealing portion 114 is preferably low. For example, the arc sealing portion 114 has a width of 3mm, and the side sealing edge 112 has a width of 10 mm.
Further, the arc sealing portion 114 has an arc structure with a central angle of 180 °, so that the arc sealing portion 114 of the arc structure is easily broken. At this time, the end of the exhaust port 113 near the arc sealing portion 114 is formed into an arc structure having a central angle of 180 °.
Further, the protruding top end 1141 of the arc sealing portion 114 is located in the accommodating cavity 111, so that the air pressure inside the bag body 110 is concentrated at the protruding top end 1141 of the arc sealing portion 114 and is more easily broken.
Further, one side of the side sealing edge 112, which is far away from the accommodating cavity 111, is provided with an easy-to-tear opening 115, and the easy-to-tear opening 115 is arranged below the air outlet 113 and is used for tearing open the bag body 110. Preferably, one end of the easy-tearing opening 115 close to the accommodating cavity 111 is provided with a sharp-angled end 1151 so as to facilitate straight-line easy tearing.
Further, the bag body 110 is a self-standing bag.
Further, a bottom sealing edge 116 is disposed at the bottom of the bag body 110, and one side of the bottom sealing edge 116, which is close to the accommodating cavity 111, is downwardly concave to form an arc surface 1161, so that the bottom of the accommodating cavity 111 is in a downwardly concave arc shape, and the center of gravity of the standing pouch is downward, thereby facilitating stable standing.
Further, a heat sealing hole 1162 is formed in a side of the bottom sealing edge 116 away from the accommodating cavity 111. Preferably, the heat sealing holes 1162 are arc structures recessed inwards, so that standing stability of the self-standing bag can be improved.
Further, referring to fig. 2, the bag body 110 is formed by edge sealing the side edges of the overlapped plastic film 117, and the plastic film 117 includes a polypropylene layer 1171, a nylon layer 1172, and a polyester resin layer 1173 sequentially arranged from inside to outside. The polypropylene layer 1171 is made of polypropylene (abbreviated as PP), the nylon layer 1172 is made of nylon (abbreviated as NY), and the polyester resin layer 1173 is made of polyethylene terephthalate (abbreviated as PET), so that the WCPP layer, the nylon layer and the SPET layer enable the bag body 110 to have the characteristics of good barrier property, excellent heat deformation resistance, easy tearing and the like. Preferably, the polypropylene layer is made of a water-based chlorinated polypropylene-acrylic acid copolymer (WCPP for short). Preferably, the material of the polyester resin layer is a special PET (SPET for short) material.
Compared with the prior art, the utility model has at least the following advantages:
the utility model is provided with the pressure exhaust channel, because the width of the arc sealing part 114 is smaller than that of the side sealing edge 112, and the sealing strength of the arc sealing part 114 is smaller than that of the side sealing edge 112, when heating, the interior of the bag body 110 expands rapidly due to food evaporation, when high-pressure steam in the interior of the bag body 110 expands to a certain degree, the weakest position (namely the arc sealing part 114) in the interior of the bag body 110 can be flushed, so that the pressure exhaust channel is communicated with the accommodating cavity 111, and the steam in the interior of the bag body 110 is exhausted through the exhaust port 113, thereby achieving the purpose of automatic exhaust, and having good high-temperature explosion-proof effect.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a high temperature cooking exhaust bag, includes the bag body, the internal holding chamber that is provided with of bag, the side of the bag body is provided with the side banding, a serial communication port, the gas vent has been seted up to the side banding, the bag body in the position department of gas vent is provided with arc involution portion, arc involution portion is to being close to the direction arch in holding chamber, just arc involution portion with the side banding at gas vent both ends encloses into the pressure exhaust passageway jointly, the pressure exhaust passageway be used for with the holding chamber intercommunication, the width of arc involution portion is less than the width of side banding, just the involution intensity of arc involution portion is less than the involution intensity of side banding.
2. The retort pouch according to claim 1, wherein the ratio of the width of the arc seal to the width of the side seal is 1: (3.0-3.6).
3. The retort pouch according to claim 1, wherein the arc seal is a circular arc having a central angle of 180 °.
4. The retort pouch according to claim 1, wherein the convex top of the curved seal is located in the receiving cavity.
5. The retort venting bag of claim 1, wherein a side of the side seal facing away from the receiving cavity has an easy-tear opening disposed below the vent.
6. The retort pouch according to claim 5, wherein the end of the easy-tear opening adjacent to the accommodating cavity is a sharp-angled end.
7. The retort venting bag of claim 1, wherein the bag body is a free-standing bag.
8. The retort venting bag of claim 1, wherein the bottom of the bag body is provided with a bottom sealing edge, and one side of the bottom sealing edge, which is close to the accommodating cavity, is recessed downwards to form an arc-shaped surface.
9. The bag of claim 8, wherein the bottom seal has a heat seal on a side thereof remote from the cavity.
10. The retort pouch according to claim 1, wherein the pouch body is formed by edge sealing the sides of a folded plastic film, and the plastic film comprises a polypropylene layer, a nylon layer and a polyester resin layer which are arranged in sequence from inside to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121386774.4U CN215476855U (en) | 2021-06-21 | 2021-06-21 | High-temperature cooking exhaust bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121386774.4U CN215476855U (en) | 2021-06-21 | 2021-06-21 | High-temperature cooking exhaust bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215476855U true CN215476855U (en) | 2022-01-11 |
Family
ID=79720778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121386774.4U Active CN215476855U (en) | 2021-06-21 | 2021-06-21 | High-temperature cooking exhaust bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215476855U (en) |
-
2021
- 2021-06-21 CN CN202121386774.4U patent/CN215476855U/en active Active
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