TWI421201B - Bread bag and the process with the same - Google Patents

Description

Bread bag and its process

The invention relates to a bread packaging bag and a manufacturing process thereof, in particular to a bread packaging bag and a process which have the advantages of ventilating heat and preventing ants or cockroaches from invading.

In daily life, the use of packaging bags is a convenient necessity. It can be used to meet the needs of a wide variety of delicatessens. It is convenient to use in various packaging and packaging. The need for food or cold food. It is a plastic bag that is used as a packaged hot food (such as bread) to hold hot bread. Please refer to the conventional technology of the Republic of China Patent No. M329019, which discloses a structural improvement of a hot food bag.

In the structure of the prior art, the bag system is used for sultry heat preservation. When packaging a hot food such as bread, the bread is sealed and stuffed in the inner space, so that the hot air of the bread is locked in the bag, so that the bag The inner surface of the body is covered with moisture and it is unclear, which makes it impossible to identify the bread inside the bag, which affects the aesthetics or identification of the package. At the same time, because the moisture cannot be discharged, the surface of the bread contains a layer of moisture, which in turn affects The taste difference of the user on the food.

In view of the above problems, the main object of the present invention is to provide a bread packaging bag, which utilizes a microporous hole design of a gas permeable section to solve the problem of heat dissipation of bread and effectively avoid the invasion of small animals (cockroaches, ants or mosquitoes). .

Another object of the present invention is to provide a bread packaging bag process, which is utilized A specific work flow can efficiently produce a bread bag with micron through holes.

In order to achieve the above object, the present invention provides a bread package having an accommodating space, the bread package comprising: an open section, a permeable section, and a folded section. The opening section is formed at a top end of the bag body; the air permeable section is formed at an intermediate end of the bag body, the gas permeable section has a plurality of micrometer through holes, and the aperture of each micrometer through hole is substantially 1~ 5 micrometers (μm); the folded section is formed at the bottom end of the bag body.

In order to achieve the above object, the present invention further provides a process for manufacturing a bread package, the steps of which are as follows: (S1) preparing a piece, and dividing the piece system into a folded area, a second venting area and a second opening area; (S2), Forming a plurality of micrometer through holes in the two gas permeable regions of the sheet, the pore size of each micrometer through hole is 1 to 5 micrometers (μm); (S3), folding the folded area of the sheet body in half, and making the two Correspondingly, a venting section is formed to form a venting section, so that the two opening areas are correspondingly formed to form an opening section; and (S4), the folded portion of the folding area is further recessed inwardly to form a folded section, and the sheet is formed The two sides of the body are sealed to form a bag body having an accommodating space.

Therefore, the bread packaging bag is provided with a plurality of micrometer through holes, which can solve the problem of heat dissipation of the bread, overcome the conventional problems, and effectively avoid the invasion of small animals (such as cockroaches, ants, etc.). Furthermore, with a specific workflow, it is possible to efficiently produce a bread bag with micrometer through holes.

20‧‧‧Package

231‧‧‧First Demolition Department

200‧‧‧ accommodating space

232‧‧‧Second fold

21‧‧‧open section

30‧‧‧Sheet

22‧‧‧ Ventilation section

31‧‧‧Open area

220‧‧‧micron through hole

32‧‧‧ Breathable area

222‧‧‧Flange

33‧‧‧Folding area

23‧‧‧Folding section

S1~S4‧‧‧Step 1~Step 4

Figure 1 is a perspective view of a bread package of the present invention.

Figure 2 is a front view of Figure 1.

Figure 3 is a side view of Figure 1.

Fig. 4 is a partial enlarged view of a portion A of Fig. 3.

Figure 5 is a partial enlarged view of the portion B of Figure 3, showing the folded section at the time of folding.

Figure 6 is a partial enlarged view of the portion B of Figure 3 showing the folded section at the time of deployment.

Figure 7 is a block diagram showing the process of the bread package of the present invention.

FIG. 8A is a perspective view showing the process of the bread packaging bag of the present invention in the first step.

FIG. 8B is a schematic perspective view of the bread packaging bag of the present invention in the second step.

FIG. 8C is a perspective view showing the process of the bread packaging bag of the present invention in the third step.

FIG. 8D is a schematic perspective view of the bread packaging bag of the present invention in the fourth step.

In the following, the structural features of the present invention and the intended effects thereof will be described in the preferred embodiments, and are not intended to limit the scope of the invention as claimed.

Please refer to FIG. 1 to FIG. 6, which is a preferred embodiment of the bread package 20 of the present invention. In the present invention, the bag body of the packaging bag 20 may be a polypropylene (PP) plastic material (or paper material) having an accommodation space 200 therein. The package 20 includes an open section 21, a gas permeable section 22, and a folded section 23.

The opening section 21 is formed on the top of the bag body of the packaging bag 20, and the user can open the opening section 21 to pass the bread (not shown) through the opening of the opening section 21 to be placed in the accommodating space 200. The open section 21 can be sealed or opened.

The gas permeable section 22 is formed at the intermediate end of the bag body of the packaging bag 20. The gas permeable section 22 has a plurality of micrometer through holes 220, and each of the micrometer through holes 220 has a diameter of substantially 1 to 5 micrometers. Meter (μm). Preferably, the pore diameter is 1 to 2 micrometers (μm), and optimally, the pore size is controlled to about 2 micrometers (μm), and the micronized through-hole design can not only achieve gas permeability and heat removal, but also effectively prevent each. Small animals (such as ants, crickets, or mosquitoes) invade. The microporous holes 220 may be formed in a predetermined arrangement manner in the gas permeable section 22 of the bag body 20, and the microporous holes 220 may be arranged in a horizontal arrangement, a longitudinal arrangement, or an oblique direction. The way to arrange. In this embodiment, the micro-micropores 220 are arranged in a lateral arrangement on the gas permeable section 22 so that the bread is placed transversely in the accommodating space 200, and the micro-micropores 200 are effective in the direction in which the bread is placed. For heat dissipation and exhaust.

It is worth mentioning that in the density distribution of the microporous hole 220 of the gas permeable section 22, there are 62 holes in the area per square centimeter, which can effectively enhance the heat dissipation and exhaust effect through the dense microporous hole 220.

As shown in FIG. 3 and FIG. 4, in the embodiment of the present invention, the periphery of the aperture of each of the micro-apertures 220 is formed with a flange 222, and the flange 222 is located in the accommodating space 200, so that the accommodating space 200 is There is a certain degree of clearance for the area of the venting section 22, so that the user can quickly open the bag body to form the accommodating space 200.

The folding section 23 is formed at the bottom end of the bag body of the packaging bag 20. Referring to FIG. 3 , FIG. 5 and FIG. 6 , the folded portion 23 is folded into a first folded portion 231 , and the folded portion 23 is folded inwardly to form a second folded portion 232 . The second folded portion 232 is connected to the first folded portion 232 . The first folding portion 231. The folding section 23 can adjust the size of the inner accommodating space 200, and the accommodating space 200 can be expanded or folded through the folding operation of the first and second folding parts 231 and 232, so that the bread packaging bag 20 can be It can accommodate breads (or cakes) of all sizes.

Please refer to FIG. 7 and FIG. 8A to FIG. 8D, which are the bread packaging of the present invention. A preferred embodiment of the bag process and its corresponding drawings, the steps are as follows: as shown in FIG. 8A, step one S1: preparing a piece 30, dividing the piece 30 into a folded area 33, two breathable Zone 32 and two open areas 31. In the embodiment, the sheet body 30 is made of a polypropylene (PP) plastic material (or a paper material), and the sheet body 30 is an elongated sheet body, and the length of the sheet body 30 is long. The left and right sides of the direction are respectively two sides for providing subsequent joint use.

As shown in FIG. 8B, step two S2: forming in the two gas permeable regions 32 of the sheet body 30 A plurality of micrometer through holes are formed, and the pore size of each micrometer through hole is 1 to 5 micrometers (μm). In the operation of the second step S2, a plurality of micrometer needles can be punctured in the two gas permeable regions by a roll puncture or a pair of pressure puncture methods, so that the two gas permeable regions 32 form a plurality of micrometer through holes. . Each micron needle has a size of 1 to 5 micrometers (μm), and the periphery of the aperture of each micrometer through hole forms a flange 222 (Fig. 4) in the accommodating space 200. The microporous apertures are formed in the two venting regions 32 in a predetermined arrangement in a longitudinal alignment, a lateral alignment or an oblique alignment with respect to the two sides of the wafer 30. It is worth mentioning that in the density distribution of the microporous holes in the gas permeable zone 32, there are 62 holes per square centimeter, which can effectively enhance the heat dissipation and exhaust effect through such dense micrometer through holes.

As shown in FIG. 8C, in step S3, the folded area 33 of the sheet body 30 is folded in half, and the two gas permeable regions 32 are correspondingly formed to form a gas permeable portion 22, so that the two opening regions 31 correspond to each other to form an opening. Paragraph 21. The folded area 33 is folded in half to form a first folded portion 231.

As shown in FIG. 8D, in step S4, the folded portion of the folded portion 33 is further folded inward to form a folded portion 23, and the two sides of the sheet are sealed to form an accommodating space. The body of the bag (Figure 1). Wherein, the first folded portion 231 of the folded area 33 is inwardly folded A second folded portion 232 is formed, and the second folded portion 232 is connected to the first folded portion 231. The first and second folded portions 231 and 232 form the folded portion 23. Further, the left and right sides of the sheet body 30 are sealed by a sintering, adhesion or joining method.

Through the operations of steps 1 to 4, the bread package 20 of Figs. 1 to 6 is formed. Depending on the production and manufacturing requirements, it can be used for large-volume, small-batch production operations. For example, in step S1, the sheet body 30 is selected from a large bundle of reel sheets, and through steps S2 to S4, The sheet body 30 can be continuously and repeatedly treated by puncture, punching, folding and sealing, and the bread packaging bag 20 of a large quantity can be efficiently produced by copying (see Fig. 1).

In summary, the invention is characterized in that: (1) through the micrometer through hole in the bag body The water molecules of the hot gas can be discharged through the micropores, effectively discharging the hot air of the bread out of the bag, facilitating the identification of the contents by the consumer, helping the appearance and hygiene of the food, and maintaining the taste of the contents themselves. (B), using micron through-hole micronization (only 1 ~ 5 microns μm), so that small animals such as grasshoppers or crickets can not invade the bread through micron through holes. (3) Since the pore size of the micrometer through-hole is only 1~5 micrometers, in addition to the heat dissipation of the water and gas molecules, and also the rain, the water molecules cannot enter the microporous pores due to the capillary phenomenon, forming a barrier function. Therefore, it also has the function of waterproof penetration. (4) Effectively producing a large number of packaging bags by using specific process operations.

Summarizing the above, the present invention is not only structurally innovative, but also highly progressive, consistent with The relevant provisions of the Patent Law, the application for a patent in accordance with the law, the application for the early approval of the patent, the real sense of virtue.

20‧‧‧Package

200‧‧‧ accommodating space

21‧‧‧open section

22‧‧‧ Ventilation section

220‧‧‧micron through hole

23‧‧‧Folding section

231‧‧‧First Demolition Department

232‧‧‧Second fold

Claims (8)

A bread packaging bag having an accommodating space, the bread packaging bag comprising: an open section formed on a top end of the packaging bag; a gas permeable section formed at an intermediate end of the packaging bag, the gas permeable section having a plurality of a micrometer through hole having a pore diameter of substantially 1 to 5 micrometers (μm); and a folded portion formed at a bottom end of the package; wherein a periphery of the aperture of each micrometer through hole forms a flange, The flange is located in the accommodating space. The bread package according to claim 1, wherein the pore size of each micrometer through hole is 1 to 2 micrometers (μm). The bread package according to claim 1, wherein the folding section is folded in a first folding portion, and the folding section is inwardly concavely formed to form a second folding portion, and the second folding portion is connected to the first folding portion. Folding part. The bread packaging bag according to claim 1, wherein the packaging bag is made of a polypropylene (PP) plastic material or a paper material. A bread packaging bag manufacturing process, the steps are as follows: (S1), preparing a piece, the piece system is divided into a folding zone, a second gas permeable zone and two opening zones; (S2), forming in the two gas permeable zones of the sheet body a plurality of micrometer through holes, each micrometer through hole has a pore size of 1 to 5 micrometers (μm); (S3), the folded area of the sheet body is folded in half, and the two gas permeable areas are correspondingly formed to form a gas permeable section Having the two open areas corresponding to each other to form an open section; and (S4), the folded area of the folded area is recessed inwardly to form a folded section, and the two sides of the sheet are sealed. Forming a bag body having an accommodating space; The periphery of the aperture of each micrometer through hole forms a flange, and the flange is located in the accommodating space. The process of claim 5, wherein in step (S2), a plurality of micrometer needles are pierced in the two gas permeable areas by a rolling or pressing method to make the two breathable A plurality of micrometer through holes are formed in the region, and each micron needle has a size of 1 to 5 micrometers (μm); wherein the sheet system is a polypropylene (PP) plastic material or a paper material. The process of claim 5, wherein in the step (S3), the folded area is folded in half to form a first folded portion; in the step (S4), the folded portion is A folding portion is concavely folded inward to form a second folding portion, and the second folding portion is connected to the first folding portion. The process for preparing a bread package according to claim 5 or 6, wherein in the step (S4), the two sides of the sheet are sealed by a sintering, sticking or joining method.