KR102120769B1 - All-in-one pouch with self-contained hard tunnel for drinks - Google Patents

Abstract

The present invention provides a pouch in which an upper fusion part, a lower fusion part, a first side fusion part and a second side fusion part are formed by bonding edges of a first sheet material and a second sheet material and a liquid holding space for storing liquefied content therein is provided. The present invention includes: a partition fusion part formed to be spaced from the first side fusion part within the liquid holding space; and a drinking tunnel formed between the partition fusion part and the first side fusion part, wherein the drinking tunnel formed between the first side fusion part and the partition fusion part is composed of a first and a second curved portion formed by making the first sheet member and the second sheet member protrude outwardly, and the first and the second curved portion are formed by means of thermal forming.

Description

Pouch with reinforced sound-absorbing tunnel {All-in-one pouch with self-contained hard tunnel for drinks}

The present invention relates to a pouch capable of storing and absorbing liquid matter in a storage space, and a pouch capable of absorbing liquid matter without a separate straw or cup provided with a sound-absorbing tunnel inside the pouch of flat or upright type. It is about.

In general, a pouch is a small packaging container that can store and transport liquids inside in a sealed state, and bonds the edges of a pair of sheet materials (for example, heat-sealed, etc.) to form a liquid between a pair of sheet materials You can store water. As is well known to those skilled in the art, beverage pouches use a sheet material of a high-density laminated film to improve the effects of food stability such as barrier properties, freshness preservation, and heat adhesion.

The pouch cuts or cuts the top to drink the contents stored therein. At this time, when excessively cutting or cutting, problems such as pouring the contents all at once during drinking occur.

To solve this problem, the user minimizes cutting or cutting of the pouch, and inserts a straw into the hole generated thereby to absorb the contents. As another method, a pouch having a straw inside was developed, so that contents can be easily consumed without a separate straw or cup.

The prior art "packaging structure of a portable beverage bag (for registration room 20-0319892)" is from the first space portion 130a configured inside the portable beverage bag through the partition wall to the second space portion 130b that is fluidly separated. It is configured to discharge the contents to the outside (see Fig. 1).

The prior art absorbs the contents in the beverage bag by placing a mouth on the end of the second space portion. Typically, because the high density, only the stiff laminated film sheet material is formed with only the planar tunnel space for fluid communication, a pair of sheet materials forming the second space portion are mutually constricted, and it is often impossible to properly perform the function of the straw. do.

Also, if the user is not drinking the contents, the second space portion is tilted to one side unless the user is holding the contents, and the contents are discharged to the outside, causing a problem of pouring into the user's clothes.

KR 20-0319892 Y1

The present invention is to solve the above-mentioned problems of the prior art, to provide a pouch that can solve the mutual stenosis problem of the sheet material.

In addition, it is intended to provide a pouch that can maintain the shape of the straw function portion is not inclined even in a situation that does not absorb liquid.

According to the most preferred embodiment of the present invention for solving the above problems, the first sheet material and the second sheet material by bonding the rim of the upper fusion section and the lower fusion section, the first side fusion section, and the second side fusion section In the pouch having a liquid-receiving space for forming and storing liquid materials therein, a compartment-fusion part formed spaced apart from a first side-fusion part inside the liquid-receiving space, and the compartment-fusion part and the first side-fusion It is made of a sound absorbing tunnel formed between the parts, wherein the sound absorbing tunnel is formed between the first side fusion section and the section fusion section, and the first sheet material and the second sheet material are formed of first and second curved portions protruding outward. , It is intended to provide a pouch having a sound-absorbing tunnel, characterized in that the first and second curved portions are formed by thermoforming.

At this time, the first curved portion and the second curved portion are formed by pressing and heating by arranging an upper mold and a lower mold outside the first and second sheet materials and arranging a rod-shaped central mold between the first and second sheet materials. In addition, the pressurization and heating may be performed in either the upper mold or the lower mold.

In addition, first and second protrusions protruding therein may be provided on the inner surfaces of the upper mold and the lower mold.

In addition, the lower fusion part is formed to be inclined downward in the direction of the sound absorbing tunnel, and the upper and lower parts of the sound absorbing tunnel may be provided with a tubular auxiliary ring through which the inside penetrates.

The present invention can protrude the first sheet material and the second sheet material between the first side fused portion and the compartment fused portion to form the first curved portion and the second curved portion and maintain the shape of the sound absorbing tunnel.

In addition, an upper mold and a lower mold are disposed outside the first sheet material and the second sheet material, and a central mold in a rod shape is disposed between the first and second sheet materials to form first and second curved portions through pressure and heating. . At this time, first and second protrusions are provided on the inner surfaces of the upper mold and the lower mold, and the first and second protrusions are formed on the inner surfaces of the first and second curved portions. Therefore, even if the sound absorbing tunnel is compressed due to an external impact, it has an effect of securing a space through which the liquid material can pass by the first and second protrusions.

In addition, by forming the curved portion, it is possible to prevent the sound absorbing tunnel from being inclined to one side even in a situation where no liquid material is absorbed. In addition, the curved part formed by heating and pressing has a cured property, so that it can maintain a more robust tunnel than the main body fabric of the same pouch.

1 is a cross-sectional view according to the prior art.
2 is a perspective view of a pouch according to the present invention.
FIG. 3 is a cross-sectional view of FIG. 2.
4 is a cross-sectional view of one embodiment of a process of forming the first and second curved portions which are a part of the pouch.
5 is a cross-sectional view of another embodiment of a process of forming the first and second curved portions.
6 is a cross-sectional view of another embodiment of the lower fusion part which is a part of the pouch.
7 is a cross-sectional view showing another embodiment of the pouch of the present invention.
8 is a cross-sectional view according to an embodiment of the first cutting portion and the second cutting portion which are a part of the pouch.
9 is a cross-sectional view of still another embodiment of the first and second cutting portions.
10 is a cross-sectional view of a state in which the first and second auxiliary rings are provided in the sound absorbing tunnel which is a part of the pouch of the present invention.
11 is a cross-sectional view of a state provided with a base on the lower fusion part of the first and second sheet materials constituting the pouch.
12 is a front view and a cross-sectional view according to another embodiment of the underside.
13 is a cross-sectional view showing another embodiment of the base.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, in describing the present invention, when the technical idea of the present invention is obscured or obscured by specifically explaining the known configuration, the description of the above known configuration will be omitted.

Figure 2 is a perspective view showing a pouch 10 according to an embodiment of the present invention, Figure 3 is an A-A cross-sectional view and a B-B cross-sectional view of the pouch 10.

The pouch 10 of the present invention is to store a liquid material such as a drink so that it can be easily absorbed, and the rims of the first sheet material 110A and the second sheet material 110B are adhered to each other so that the upper fusion unit 111 With the lower fusion section 112, the first side fusion section 113 and the second side fusion section 114 are formed, a liquid receiving space 115 is formed therein.

All heat sources, including adhesion of the first and second sheet materials 110A and 110B, can be made in a variety of ways. For example, it may be achieved through pressurization and heating using a method using a laser, ultrasonic waves, or high frequency and general electric heating.

Inside the liquid-receiving space 115, a compartment fusion section 116 formed spaced apart from the first side fusion section 113, and formed between the compartment fusion section 116 and the first side fusion section 113 Between the sound absorbing tunnel 117 and the compartment fusion section 116 and the lower fusion section 112, a liquid inlet 116a is formed to allow liquid water to flow into the sound absorbing tunnel.

The compartment fusion unit 116 serves to divide the space in which the liquid material is stored and the space in which the liquid material is absorbed while allowing the sound absorbing tunnel 117 to be formed. The compartment fusion unit 116 is formed by bonding the first and second sheet materials 110A and 110B to each other. At this time, in order to form the sound absorbing tunnel 117, the compartment fusion section 116 is formed to be spaced apart from the first side fusion section 113.

The sound absorbing tunnel 117 serves as a passage for fluid communication so that the user can easily absorb liquid stored in the liquid receiving space 115. The sound absorbing tunnel 117 includes a first curved portion 101a in which the first side fused portion 113 and the compartment fused portion 116 and the first and second sheet materials 110A and 110B therebetween protrude outward. ) And the second curved portion 101b.

The first and second curved portions 101a and 101b maintain the shape of the sound absorbing tunnel 117, and the first and second sheet materials 110A and 110B are manufactured by thermoforming in a shape corresponding to each other. These shapes are variously manufactured, for example, they may be manufactured in a shape of a square or a hexagon, but may be formed in a cylindrical shape in a preferred method.

Therefore, the first and second curved portions 101a and 101b formed by curing by thermoforming continuously maintain their shape without seizure or inclination even when the user removes the mouth while absorbing liquid using the sound absorbing tunnel 117. Giving has an effect.

4 is a cross-sectional view for explaining a method of manufacturing the first curved portion 101a and the second curved portion 101b constituting the shape of the sound absorbing tunnel 117, and FIG. 5 is the first curved portion 101a and the second curved portion ( 101b) is a cross-sectional view according to another embodiment of the upper mold 200 and the lower mold 300 and the central mold 400 to manufacture.

In the thermoforming of the first curved portion 101a and the second curved portion 101b, a rod-shaped center mold 400 is disposed between the first sheet material 110A and the second sheet material 110B, and the first , The upper mold 200 and the lower mold 300 are disposed outside the two sheet materials 110A and 110B to cure and cure the first and second sheet materials 110A and 110B through heating and pressing.

The inner surfaces of the upper mold 200 and the lower mold 300 are formed in a shape corresponding to each other, and the central mold 400 is formed in a shape corresponding to the inner surfaces of the upper mold 200 and the lower mold 300. The shape may be variously formed in a polygon such as a square or hexagon, but preferably, the inner surfaces of the upper mold 200 and the lower mold 300 may be formed in a semi-circular shape, and the central mold 400 may be formed in a simple rod shape. , It may be made of a pipe shape having a through hole therein.

In this case, the inner surfaces of the upper mold 200 and the lower mold 300 may be provided with first protrusions 201 and 301 protruding to the outside, but only one inner surface of the upper mold 200 or the lower mold 300 It may be provided (see Fig. 5).

In addition, groove portions 202 and 302 corresponding to the first protrusions 201 and 301 of the upper mold 200 and the lower mold 300 are provided on the outer surfaces of the central mold 400.

In the first and second protrusions 201 and 301, when the upper mold 200 and the lower mold 300 press and heat the first and second sheet materials 110A and 110B, the first and second sheet materials 110A and 110B ), the second projections 117a and 117b protruding therein are formed in the first and second curved portions 101a and 101b. The first and second protrusions 117a and 117b are formed of the sound absorbing tunnel 117 by the second protrusions 117a and 117b even if the shape of the first and second curved parts 101a and 101b is deformed flat by strong external impact. Exerts the effect that space can be secured.

The second projections 117a and 117b may be formed in any one of the first and second curved portions 101a and 101b according to the first projections 201 and 301 formed in the upper mold 200 or the lower mold 300. It might be.

In addition, the pressing and heating may be carried out at the same time, the upper mold 200 and the lower mold 300 around the central mold 400, but may be carried out in any one of the upper mold 200 or the lower mold 300. In addition, it can be performed in the central mold 400. In addition, the upper end of the sound absorbing tunnel 117 formed by the first curved portion 101a and the second curved portion 101b is formed to be positioned above the liquid receiving space 115.

6 is a cross-sectional view showing another embodiment of the lower fusing part 112, and FIG. 7 is a cross-sectional view showing another embodiment of the pouch of the present invention.

As illustrated in FIG. 6, the lower fusion part 112 may be formed to be inclined downward in the direction of the sound absorbing tunnel 117.

When bonding the rim of the first sheet material 110A and the second sheet material 110B, the lower fusion part 112 is adhered in a state to be inclined in the direction of the sound absorbing tunnel 117, to the sound absorbing tunnel 117 It has an effect that the liquid material stored in the liquid receiving space 115 is easily induced.

A water collecting part 112a may be further provided between the sound absorbing tunnel 117 and the lower fusion part 112.

The water collecting part 112a is to allow the liquid material derived from the downwardly inclined lower fusing part 112 to collect, and the liquid material remaining in the liquid receiving space 115 is inclined downwardly to the lower fusing part 112. Accordingly, it is collected in the water collecting part 112a. Therefore, the liquid material is collected in the water collecting part 112a, so that sound absorption can be made easier.

The pouch formed by FIG. 5 has a second protrusion 117a, 117b formed on the inner surface of the first and second curved portions 101a, 101b constituting the sound absorbing tunnel 117 so that the liquid material flows. It is possible to maintain the passage, but any one of the inner surfaces of the first sheet material 110A and the second sheet material 110B from the lower portion of the sound absorbing tunnel 117 to the liquid inlet 116a has a third projection 125 ) May be provided.

The third protrusion 125 prevents the first and second sheet materials 110A and 110B from being in close contact with each other, so that the liquid water flowing from the liquid receiving space 115 flows to the sound absorbing tunnel 117 more easily. It has the effect of making it possible.

In addition, since the upper end of the sound absorbing tunnel 117 of the pouch 10 is exposed to the outside, there are many contacts with foreign substances. Therefore, a sanitary cover 140 may be further provided to prevent this.

The sanitary cover 140 may be made of easy peel, wrap, PE film, or other thin film.

8 shows one embodiment of the perforation line provided in the pouch 10, and FIG. 9 shows another embodiment of the perforation line.

In order to absorb liquid stored in the liquid receiving space 115 of the pouch 10 of the present invention, a portion of the sound absorbing tunnel 117 must be separated from the pouch 10 by a perforation line.

형상으로 이루어진다. 따라서 파우치(10) 내부에 저장된 액상물을 흡음하기 위해 사용자는 제1만곡부(101a) 또는 제2만곡부(101b)를 손가락으로 눌러 흡음터널(117)을 분리시키고, 상기 흡음터널(117)로부터 액상수용공간(115)에 저장된 액상물을 흡음하면 된다. 그러므로, 파우치(10)로부터 흡음터널(117)만을 분리시킴으로써, 절편 쓰레기가 발생되지 않는다.A first perforation line 118a is provided to separate the sound absorbing tunnel 117 from the pouch 10, and the first perforation line 118a corresponds to the first and second curved portions 101a and 101b.

It is made in shape. Therefore, in order to absorb liquid stored in the pouch 10, the user presses the first curved portion 101a or the second curved portion 101b with a finger to separate the sound absorbing tunnel 117, and the liquid from the sound absorbing tunnel 117. The liquid material stored in the receiving space 115 may be absorbed. Therefore, by separating only the sound-absorbing tunnel 117 from the pouch 10, no section waste is generated.

At this time, when the separation of the sound absorbing tunnel 117 is not easily made, a notch 119 is provided on one side of the first side fusion unit 113, and the second formed from the notch 119 to the first cut line 118a A perforation line 118b may be formed.

The notch 119 is positioned below the upper end of the sound absorbing tunnel 117. Therefore, the sound absorbing tunnel 117 can be easily separated from the pouch 10 using the notch 119.

In the lower end of the first cut line 118a according to another embodiment of the cut line shown in FIG. 9, a second cut line 118b formed up to the first side fused portion 113 and the second side fused portion 114 may be provided. . The second cut line 118b crosses the upper fusion section 111 directly above the liquid receiving space 115 and cuts the second cut line 118b formed in the first lateral fusion section 113, thereby cutting the upper fusion section ( 111) As the whole is cut, only the sound absorbing tunnel 117 protrudes.

The notch 119 is provided at the end of the second cut line 118b formed in the first side fusion part 113 to provide the second cut line 118b of the first side fusion part 113 or the second side fusion part 114. It can be made easier to cut.

At this time, the air inlet hole 115a formed beyond the second cut line 118b may be provided at the upper end of the second cut line 118b and the liquid receiving space 115.

The air inlet hole (115a) is a second cut line (118b) is to cut the outer and the liquid receiving space 115 to communicate with the sound absorbing tunnel (117) when absorbing liquid material from the air inlet hole (115a) from the outside By introducing the air into the liquid receiving space 115, the liquid material can be easily absorbed.

In addition, the second cut line 118b formed in the direction of the second side fusion unit 114 may be formed up to the side surface of the liquid receiving space 115. Therefore, the upper fusion part 111 cut off when the pouch 10 of the present invention is opened is connected to the upper part of the second side fusion part 114, so that no fragment waste is generated.

10 is a cross-sectional view showing a state in which the first and second auxiliary rings 120a and 120b are provided to maintain the shape of the first and second curved portions 101a and 101b of the sound absorbing tunnel 117.

Upper and lower portions of the sound absorbing tunnel 117 may be provided with tubular first and second auxiliary rings 120a and 120b, respectively. The second auxiliary ring 120b is located below the sound absorbing tunnel 117 through which liquid water flows, and the first auxiliary ring 120a is located above the sound absorbing tunnel 117 from which liquid water is discharged, resulting in a stronger external shock. Edo also has the effect of maintaining the shape of the first and second curved portions 101a and 101b, and at the same time, has the effect of enhancing the user's sound absorption.

In addition, the present invention has been described with respect to the pouch 10 manufactured using the first and second sheet materials 110A and 110B, but as illustrated in FIG. 11, the lower portion of the first and second sheet materials 110A and 110B The fusion part 112 may be equally applied to the self-supporting pouch 10 further provided with a ∧-shaped base 130 serving as a lower floor.

The base 130 is a first fusion piece 131 and a second sheet material 110B that are adhered to the lower portion of the first sheet material 110A as a user to stop absorbing liquid material and directly mount it on the floor. ) Is composed of a second fusion piece 132 that is bonded to the lower portion and a fold portion 133 formed by folding the first and second fusion pieces 131 and 132.

At this time, as shown in FIG. 12, the sound absorbing tunnel 117 provided between the first side fused portion 113 and the compartment fused portion 116 has a first sheet material 110A and a first fused piece ( 131) is provided in a straight line to the lower fusion section 112 through, between the sound absorption tunnel 117 is formed in the liquid inlet (116a) is formed in the liquid inlet (116a) of the first sheet material ( 110A) and a protrusion 125 or a furrow 134 formed on any one or more of the first fusion piece 131 may be provided.

The furrow 134 and the protrusion 125 serve to collect the remaining liquid material between the first sheet member 110A and the first fusion piece 131 to facilitate absorption of the first sheet member 110A The shape protruding from the outside or the shape protruding outward from the first fusion piece 131 of the base 130 or the shape in which the first sheet member 110A and the first fusion piece 131 correspond to each other is external or It may be made of a shape protruding inside.

The furrow 134 is formed in the direction of the second side fusion section 114 between the first sheet material 110A and the first fusion section 131. Therefore, the remaining liquid flowing into the furrow 134 is collected toward the sound absorption tunnel 117, so that the user can easily absorb the remaining liquid.

At this time, the furrow part 134 is not shown in the drawing, but when forming the first and second curved parts 101a and 101b, a part of the lower portion of the central mold 400 may be manufactured to protrude toward the second side fusion part 114. Can be.

Therefore, when the first and second curved portions 101a and 101b are formed by the upper mold 200, the lower mold 300, and the central mold 400, the sound absorption formed by the first and second curved portions 101a and 101b The furrow 134 may be formed together under the tunnel 117.

13 shows another embodiment of the pouch 10 provided with the base 130.

The first fusing piece 131 and the lower fusing part 112 of the pouch 10 of the present invention include a first inclined surface 127 curved upward in the direction of the second side fusing part 114 and a compartment fusing part 116 A second inclined surface 128 curved in the direction is formed, and is formed in an arc shape in the shape of the upper and lower canals.

At this time, the second inclined surface 128 is formed with a horizontal passage 128a communicating with the liquid inlet 116a and a vertical passage 128b communicating with the horizontal passage 128a. Therefore, the liquid material flowing by the first inclined surface 127 can be introduced into the sound absorbing tunnel 117 through the horizontal passage 128a. However, without forming the vertical passage 128b and the second inclined surface 128, it is possible to maintain the blank state and form only the first inclined surface 127.

Since the first inclined surface is curved in the direction of the liquid inlet 116a, the liquid material accommodated in the liquid receiving space 115 can be easily flowed to the sound absorbing tunnel 117. 13, the shape of the first inclined surface 127 is shaped to be bent, but it is natural that various shapes can be formed as long as it is a shape capable of inducing a liquid substance in the direction of the liquid inlet 116a.

Although not shown in the drawing on any one of the first and second sheet materials 110A and 110B, a scale display window for weighing to check the liquid stored in the liquid receiving space 115 may be vertically formed. .

The scale display window for weighing allows a person who absorbs liquid to visually check the remaining amount of contents in real time.

In the above, the present invention has been described in detail with reference to specific embodiments, but the above embodiments are merely examples for facilitating the understanding of the present invention, so that those of ordinary skill in the art will appreciate the technical scope of the present invention. It is obvious that it can be implemented in various variations within. Accordingly, such modifications will be said to fall within the scope of the present invention as set forth in the claims.

10; Pouch 101a; Curve 1
101b; Second curved portion 110A; First sheet material
110B; Second sheet material 111; Upper fusion part
112; Lower fusion part 112a; Catchment
113; First side fusion part 114; Second side fusion part
115; Liquid receiving space 115a; Air inlet
116; Compartment fusion section 116a; Liquid inlet
117; Sound absorption tunnels 117a and 117b; 2nd projection
118a; Section 1 perforation line 118b; Section 2
119; Notch 120a; 1st auxiliary ring
120b; Second auxiliary ring 125; Third projection
127; First slope 128; 2nd slope
128a; Horizontal passage 128b; Vertical passage
130; Base 131; 1st Fusion Flight
132; Second fusion fragment 133; Strength
134; Furrow 140; Sanitary cover
200; Upper mold 300; Lower mold
201, 301; First projections 202, 302; Home part
400; Jungang Mold

Claims (14)

Inside the liquid-receiving space, a compartment fusion section formed spaced apart from the first side fusion section and a sound absorbing tunnel formed between the compartment fusion section and the first side fusion section are formed, and between the compartment fusion section and the bottom fusion section A liquid inlet port through which liquid water flows into the sound absorbing tunnel is formed,
The sound absorbing tunnel serves as a path through which fluid communication is possible to absorb liquid stored in the liquid receiving space, and is formed between the first side fusion section and the section fusion section, and includes a first sheet material and a second. The sheet material is composed of a first curved portion and a second curved portion projecting outward,
The first curved portion and the second curved portion are formed by thermal molding to maintain the shape of the sound absorbing tunnel pouch with an enhanced sound absorption tunnel. According to claim 1,
The first curved portion and the second curved portion are provided with upper molds and lower molds on the outer sides of the first sheet material and the second sheet material, and a central mold of a rod shape is formed between the first sheet material and the second sheet material. A pouch with a reinforced sound-absorbing tunnel characterized by being placed and formed through pressurization and heating. According to claim 2,
The pressurization and heating pouch having a reinforced sound-absorbing tunnel, characterized in that proceeds in at least one or more molds of the upper mold, the lower mold or the central mold. Inside the liquid-receiving space, a compartment fusion section formed spaced apart from the first side fusion section and a sound absorbing tunnel formed between the compartment fusion section and the first side fusion section are formed, and between the compartment fusion section and the bottom fusion section A liquid inlet port through which liquid water flows into the sound absorbing tunnel is formed,
The sound absorbing tunnel is formed between the first side fused portion and the compartment fused portion, and the first sheet material and the second sheet material are formed of a first curved portion and a second curved portion protruding outward, and the first curved portion and The second curved portion is formed by thermoforming,
The first curved portion and the second curved portion are provided with upper molds and lower molds on the outer sides of the first sheet material and the second sheet material, and a central mold of a rod shape is formed between the first sheet material and the second sheet material. Placed to form through pressurization and heating,
An inner surface of the upper mold or the lower mold is provided with a first protrusion protruding therein, and an inner surface of the first curved portion or the second curved portion is provided with a reinforced sound-absorbing tunnel characterized in that a second protrusion is formed. pouch. According to claim 1,
The lower fusion part is a pouch with a reinforced sound-absorbing tunnel characterized in that it is formed to be inclined downward in the direction of the liquid inlet. According to claim 1,
Either the first sheet material or the second sheet material is provided with a reinforced sound-absorbing tunnel, characterized in that a vertical scale display window for measuring the amount of liquid stored in the interior of the liquid receiving space is vertically formed. One pouch. Inside the liquid-receiving space, a compartment fusion section formed spaced apart from the first side fusion section and a sound absorbing tunnel formed between the compartment fusion section and the first side fusion section are formed, and between the compartment fusion section and the bottom fusion section A liquid inlet port through which liquid water flows into the sound absorbing tunnel is formed,
The sound absorbing tunnel is formed between the first side fused portion and the compartment fused portion, and the first sheet material and the second sheet material are formed of a first curved portion and a second curved portion protruding outward, and the first curved portion and The second curved portion is formed by thermoforming,
A first perforation line is formed to expose the sound absorbing tunnel hole from the pouch to the outside, and the first perforation line corresponds to the first curved portion and the second curved portion

Pouch with a reinforced sound-absorbing tunnel characterized in that it is made of a shape. The method of claim 7,
A notch is formed on one side of the first side fusion unit, and a second notch is formed from the notch to the first notch, wherein the notch is formed at a lower position than the top of the sound absorption tunnel. Pouch with tunnel. The method of claim 7,
At the lower end of the first perforation line, a second perforation line extending from the first side fused portion to the second side fused portion is provided, and when the second perforated line is cut out, a sound absorbing tunnel hole appears to the outside.
When the second perforation line is cut off, one side of the upper fusion section is connected to the pouch body without being separated. The method of claim 9,
A pouch with a reinforced sound-absorbing tunnel characterized in that the upper end of the liquid-receiving space is provided with an air inlet hole that crosses a second perforation line, so that when the second perforation line is cut, it communicates with the outside. According to claim 1,
A pouch with a reinforced sound-absorbing tunnel characterized in that the tubular first auxiliary ring and the second auxiliary ring are provided on the upper and lower portions of the sound absorbing tunnel, respectively. According to claim 1,
The pouch is a self-supporting pouch with a base,
The base is provided with a first fused piece to be adhered to the lower portion of the first sheet material,
The sound absorbing tunnel provided between the first side fusion section and the compartment fusion section passes through between the first sheet material and the first fusion section to the lower fusion section for enhanced sound absorption. Pouch with tunnel. The method of claim 12,
A pouch having a reinforced sound-absorbing tunnel characterized in that a protrusion or furrow is formed on one of the first sheet material and the first fusion piece as being formed under the sound-absorbing tunnel. As a self-supporting pouch with a base,
Inside the liquid-receiving space, a compartment fusion section formed spaced apart from the first side fusion section and a sound absorbing tunnel formed between the compartment fusion section and the first side fusion section are formed, and between the compartment fusion section and the bottom fusion section A liquid inlet port through which liquid water flows into the sound absorbing tunnel is formed,
The sound absorbing tunnel is formed between the first side fused portion and the compartment fused portion, and the first sheet material and the second sheet material are formed of a first curved portion and a second curved portion protruding outward, and the first curved portion and The second curved portion is formed by thermoforming,
The base is provided with a first fused piece to be adhered to the lower portion of the first sheet material,
A sound absorbing tunnel provided between the first side fused portion and the compartment fused portion is provided in a straight line through the first sheet material and the first fused piece to the lower fused portion,
The first fused piece and the lower fused portion are formed with a first inclined surface curved upward in the direction of the second side fused portion, and a second inclined surface curved upward in the direction of the compartment fused portion is formed.
A pouch having a reinforced sound-absorbing tunnel characterized in that a horizontal passage communicating with the liquid inlet and a vertical passage communicating with the horizontal passage are formed below the second inclined surface.

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