KR20120117334A - Pouch - Google Patents

Abstract

PURPOSE: A pouch capable of preventing the generating of unexpected heating or heat-absorbing phenomena is provided to prevent the insertion of foreign materials into a heating space while sterilizing contents. CONSTITUTION: A pouch includes a content storage unit(210), a temperature control body(223), a temperature controller(220), and a sealing unit. The temperature control body is located inside a temperature control space located on the front or rear side of the content storage unit. The temperature controller is located on the position lower than the upper side of the content storage unit, and includes a reaction liquid insertion unit inserting reaction liquid into the temperature control space for performing heating or heat-adsorbing reactions with the temperature control body. The sealing unit seals the reaction liquid insertion unit.

Description

Pouches {POUCH}

The present invention relates to a pouch, and more particularly to a pouch that can easily heat or cool the contents.

Conventional pouches are packaged in a separate container with a heating element for heating contents such as contents and a reaction liquid for causing an exothermic reaction with the heating elements.

When the user breaks the container containing the reaction liquid, an exothermic reaction occurs to warm the contents.

By the way, when the container containing the reaction liquid is broken while the pouch is being transported, there is a possibility that an unexpected exothermic or endothermic reaction occurs.

In addition, since the weight of the reaction liquid is considerable, it may cause inconvenience in transportation and storage.

On the other hand, when the heat generating space in which the heating element is accommodated, the reaction liquid such as water may be added to the process of sterilization after the contents are put into the pouch.

An object of the present invention is to provide a pouch that is easy to carry and store.

Another object of the present invention is to provide a pouch which can essentially exclude the occurrence of an unexpected exothermic or endothermic reaction.

Still another object of the present invention is to provide a pouch which can prevent foreign substances from entering the heat generating space (temperature control space) in the process of sterilization after adding the contents.

According to the present invention, there is provided a pouch, comprising: a contents accommodating portion capable of accommodating contents; A temperature regulating body disposed in a temperature regulating space provided on at least one of a front side and a rear side with respect to the contents receiving part; A temperature control unit disposed below the upper end of the contents accommodation unit and having a reaction liquid input unit for introducing a reaction liquid into the temperature control space so as to generate heat or endothermic reaction with the temperature control unit; Sealing the reaction liquid input portion, it can be achieved by a pouch characterized in that it comprises a sealing portion capable of opening the reaction liquid input portion when a force of a predetermined size or more is applied.

Here, the upper end of the reaction liquid input portion may be spaced apart from the contents receiving portion by a predetermined interval.

In addition, the sealing part may be disposed between the contents receiving part and the temperature control part under the separation space.

The reaction liquid input part may further include a grip part disposed above the sealing part to open the reaction liquid input part.

The sealing part may seal an upper end of the reaction liquid input part, and may include an adhesive tape having an extension part extended at one side to be gripped.

Here, the pouch further comprises a transparent window for visually confirming whether the contents receiving portion is sealed.

The apparatus may further include a pouch standing part coupled to at least one of the contents receiving part and the temperature adjusting part so that the contents receiving part can stand.

According to the pouch configured as described above has the following effects.

First, since it does not contain a reaction liquid that occupies a relatively large weight and volume, it is easy to transport and store.

Secondly, unexpected exothermic or endothermic reactions can be ruled out.

Third, it is possible to prevent the foreign matter from entering the heat generating space (temperature control space) in the process of sterilization after the contents.

Fourth, the reaction liquid can be easily added to the pouch.

Fifth, it is possible to determine whether or not defective by visually checking the vacuum packaging state of the contents in the pouch.

1 is a schematic perspective view of a pouch according to a first embodiment of the present invention,
2 is a rear view of the pouch of FIG.
3 is a schematic cross-sectional view taken along line AA of the pouch of FIG. 1,
4 is a schematic cross-sectional view for explaining a modified embodiment of the reaction liquid input portion of the pouch of FIG.
5 is a longitudinal sectional view of the pouch according to the second embodiment of the present invention;
6 is a schematic perspective view of a pouch according to a third embodiment of the present invention;
7 is a schematic cross-sectional view taken along line BB of the pouch of FIG. 5, FIG.
8 is a longitudinal sectional view of the pouch according to the fourth embodiment of the present invention;
9 is a longitudinal sectional view of the pouch according to the fifth embodiment of the present invention.

Hereinafter, a pouch according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Pouch 200 according to the first embodiment of the present invention, as shown in Figures 1 to 3, the contents receiving portion 210 having a contents receiving space (S1) for receiving the contents; A temperature control unit 220 provided on at least one of a front side and a rear side of the contents accommodation unit 210 to heat or cool the contents accommodation unit 210; And a sealing part 230 sealing the reaction liquid input part 222 communicating with the temperature control spaces S2 and S3 inside the temperature control part 220.

Here, the contents may be a food pad such as rice, bibimbap, soup, soup, powdered milk or a pad containing drug ingredients for cold or hot packs or a mask pad containing cosmetic ingredients. Of course, in addition to the enumeration, various modifications can be made as long as it requires immediate heating or cooling.

The contents accommodating part 210 includes a first front film 211 and a first rear film 213 respectively disposed in front and rear to form the contents accommodating space S1.

The first front film 211 and the first rear film 213 may be provided with a plastic film. More specifically, it may be provided with plastic films such as PE (polyethylene), PP (polypropylene) and PET (polyethylene terephthalate). Of course, in addition, it may be made of a synthetic resin film of a variety of known materials.

The temperature control unit 220 to form the temperature control space (S2, S3) provided on at least one side of the front and rear sides of the contents receiving portion 210, precisely the contents receiving space (S1) Coupling with the contents receiving portion (210).

1 to 3 illustrate that the temperature control spaces S2 and S3 are formed in front and rear, respectively, in some cases, the temperature control spaces S2 and S3 may be formed only on one side.

The temperature control unit 220 is the second front film 221 is coupled to the front of the contents receiving unit 210 to form a temperature control space (S2) on the front side; It is coupled to the rear of the contents receiving portion 210 includes a second rear film 224 to form the temperature control space (S3) on the rear side.

The second front film 221 and the second rear film 224 may be formed of a plastic film such as PE (polyethylene), PP (polypropylene) and PET (polyethylene terephthalate). Of course, in addition, it may be made of a synthetic resin film of a variety of known materials.

Here, the temperature control space (S2, S3) is isolated from the contents receiving space (S1).

The temperature control space (S2, S3) of the front and rear may be communicated with each other through the communication space (S4). The communication space S4 may be formed by arranging the contents accommodating part 210 such that the lower end 211c of the contents accommodating part 210 is spaced apart from the lower end C1 of the temperature adjusting part 220. In this case, the lower end portion C1 of the temperature control part 220 is a portion in which the lower end portions of the second front film 221 and the second rear film 224 are joined to each other by ultrasonic or thermal fusion. Of course, the bonding between the plastic films can be made by various known methods in addition to the above-mentioned ultrasonic or thermal fusion.

On the other hand, the contents receiving unit 210 and the temperature control unit 220 may be coupled to each other by ultrasonic or thermal fusion at the left and right end (C1, C2).

The temperature controller 220 includes a plurality of temperature controllers 223 and 225 respectively disposed in the plurality of temperature control spaces S2 and S3.

As described above, when the temperature control space (S2, S3) is formed on only one side of the front side and the rear side, the temperature regulating body (223, 225) may also be disposed on one side correspondingly.

Here, the temperature regulators 223 and 225 surround the heating elements 223a and 225a for exothermic reaction with the reaction liquid and the absorbent cloth 223b for absorbing the reaction liquid to facilitate the exothermic reaction. 225b).

In some cases, the absorbent fabrics 223b and 225b may be omitted.

In addition, instead of the heating elements 223a and 225a, an endothermic body that endothermic reacts with the reaction liquid may be used. The heating element and the heat absorber respectively heat or cool the contents contained in the contents accommodating space S1 by reflecting the reaction liquid.

The heating element may include at least one of calcium oxide, calcium hydroxide, magnesium chloride, iron and aluminum. If exothermic reaction with the reaction liquid may be substituted or changed to other materials in addition to those described above.

The endothermic body may include at least one of ammonium nitrate (NH 4 NO 3), sodium acetate, and urea.

Here, the plurality of temperature regulators 223 and 225 may each include only a heating element, and both may include only a heat absorber.

In some cases, the front temperature controller 223 of the plurality of temperature regulators 223 and 225 may include only a heating element, and the rear temperature controller 225 may include only a heat absorber. In this case, it is preferable that the front and rear temperature control spaces S2 and S3 are not in communication with each other and are isolated from each other with the contents accommodation space S1 interposed therebetween.

The temperature control unit 220 may further include a reaction liquid input unit 222 for introducing the reaction liquid into the temperature control spaces S2 and S3.

The reaction liquid input part 222 is for inputting a reaction liquid capable of reacting with the temperature controllers 223 and 225.

The reaction liquid input part 222 is sealably openable to the sealing part 230 to be described later.

In addition, the reaction liquid input portion 222 is disposed below the upper end of the contents receiving portion 210. That is, the upper edge of the reaction liquid input portion 222 is disposed below the top of the contents receiving portion 210, the user can easily check the position of the reaction liquid input portion 222 with the naked eye.

The reaction liquid input part 222 may be formed by not connecting a portion G of the upper end of the second front film 221 of the temperature control part 220 to the first front film 211. have. In this case, the second front film 221 of the remaining section (C3) of the upper end may be permanently sealed to the first front film 211.

Here, in the drawing, the reaction liquid input part 222 is shown to be formed in a portion G of the upper end of the second front film 221, but in some cases, the second front film 221 It may be formed in the entire upper section.

In addition, the height from the bottom of the pouch of the reaction liquid input unit 222 may be provided to be relatively larger than the height from the bottom of the pouch of the remaining section (C3) of the second front film (221). Of course, the height of the remaining section C3 of the reaction liquid input part 222 and the second front film 221 may be provided to be constant.

The reaction liquid input part 222 may include a grip part 222a extending in a forward direction so that a user can hold it by hand. Thus, the user can easily open the reaction liquid input portion 222.

Here, the gripping portion 222a may be formed to be folded downward from the first front film 211 as shown in FIG. 3.

In some cases, instead of the gripper 222a of FIG. 3, as shown in FIG. 4, the upper end of the second front film 221 is the content receiving part 210, and precisely the first front film 211. It may be provided to be spaced apart from the predetermined interval (K). The user may open the reaction liquid input part 222 by inserting a finger into the space K and spreading the reaction liquid input part 222.

Meanwhile, the sealing part 230 seals the reaction liquid input part 222. As a result, foreign substances may be prevented from flowing into the reaction liquid input part 222 during the sterilization process after the contents are put into the content receiving part S1 of the pouch 200. This sterilization process is an essential step in making a retort food by adding instant foods such as soup, soup, rice to the pouch (200).

Therefore, using the pouch 200 according to the present invention can easily produce a retort food.

3, the second front film 221 and the first front film 211 are disposed below the holding part 222a of the additive reaction liquid input part 222, as shown in FIG. 3. It can be placed in between.

The sealing unit 230 may be provided to allow opening between the first front film 211 and the second front film 221 when a force of a predetermined size or more is applied. In other words, the sealing part 230 may be provided to open the reaction liquid input part 222 when an external force of a predetermined size or more is applied. As a result, when the user grasps the gripping portion 222a and pulls it with a force of a predetermined size or more, the reaction liquid input portion 222 may be opened.

The user may heat or cool the contents contained in the contents accommodating space S1 by injecting a reaction liquid (eg, water) into the open reaction liquid input portion 222.

In particular, since the reaction liquid input part 222 can be easily opened to inject the reaction liquid, user convenience is increased.

The sealing unit 230 may include an adhesive or double-sided adhesive tape. In some cases, the sealing unit 230 may be formed by thermally fusion or ultrasonic fusion of the first front film 211 and the second front film 221. In this case, the sealing unit 230 may be fused so that the first front film 211 and the second front film 221 may be separated from each other when an external force of a predetermined size is applied.

Of course, the sealing unit 230 in addition to the enumerated above, if the external force is not applied to a predetermined size or more is a variety of things that can prevent the entry of foreign matter, in particular liquid (eg, water) by sealing the reaction liquid input unit Can be changed.

On the other hand, the pouch 200 may further include a zipper lock 260 for selectively sealing the upper portion of the contents receiving portion 210.

The zipper lock 260 includes an arm zipper 261 formed on the inner surface of the first front film 211 and a male zipper 263 formed on the inner surface of the first rear film 213. Of course, the positions of the female zipper 261 and the male zipper 263 may be formed to be opposite to that shown in the figure.

In addition, it is a matter of course that a variety of known sealing means that can selectively seal the contents receiving portion 210 in place of the zipper lock 260 may be employed.

On the other hand, the pouch 200 may further include a transparent window (215, 216, 217) for checking whether the contents receiving space (S1) is sealed. That is, the presence or absence of a defect in the contents accommodating part 210 may be visually determined through the transparent windows 215, 216, and 217.

As shown in FIG. 1, the transparent window 215 may be disposed between the reaction liquid input part 222 and an upper end of the first front film 211. Through the transparent window 215, the adhesion between the first front film 211 and the contents contained therein may be visually checked to determine whether the product is defective. For example, when the solid food is introduced into the contents accommodating part 210 and the contents accommodating space S1 is vacuumed, it may be determined whether a problem occurs with the naked eye through the transparent window 215. have.

Meanwhile, as illustrated in FIGS. 1 and 2, the transparent window 216 may be formed under the pouch 200. When the contents accommodated in the contents accommodating part 210 are liquids, when there is a defect in the contents accommodating part 210 and the liquid flows out, visually determine whether the product is defective through the transparent window 216 of the lower part. can do. Here, the second transparent film 221 of the lower transparent window 216 is formed so that the lower transparent window 216 can be better seen with the naked eye through the transparent window 216 of the lower part. The corresponding area may be formed to be transparent, and the corresponding area of the first front film 221 may be formed to be opaque. As an example, the entirety of the second front film 221 may be provided as a transparent film, and the entirety of the first front film 221 may be provided as an opaque film.

In addition, the vertical transparent window 217, as shown in Figure 1, may be formed along at least one side of the left and right sides of the pouch 200 in the longitudinal direction. The user can determine whether the product is defective by visually checking whether the contents accommodated in the contents accommodating part 210 flowed out by tilting the pouch 200.

The plurality of transparent windows 215, 216, and 217 are for checking whether the contents accommodating space S1 of the contents accommodating part 210 and the temperature regulating spaces S2 and S3 are surely isolated. If there is no defect in the product through the plurality of transparent windows (215, 216, 217), by-products generated by the exothermic or endothermic reaction in the temperature control space (S2, S3) to the contents of the contents receiving space (S1) Does not affect

In the drawings, a plurality of transparent windows 215, 216, and 217 are formed, but the number and arrangement positions of the transparent windows 215, 216, and 217 may be variously changed, as shown in the drawings. to be.

On the other hand, the reaction liquid input portion 222 has been described as being formed only on one side of the front side and the rear side, in some cases may be formed on both the front side and the rear side.

On the other hand, the pouch 200a according to the second embodiment of the present invention includes a content accommodating part 210a, the temperature adjusting part 220 and the sealing part 230, as shown in FIG.

In the case of the contents accommodating part 210a of the first embodiment pouch 200, as shown in FIG. 3, the lower end 211c is spaced apart from the lower end of the temperature adjusting part 220. On the other hand, in the case of the second embodiment pouch 200a, as shown in FIG. 5, the lower end of the contents accommodating part 210a extends to the lower end of the temperature adjusting part 220 so that the contents accommodating part 210a is located in the lower area. And the temperature control unit 220 is coupled to each other by ultrasonic or thermal fusion.

Communication holes 211b and 213b may be formed in the contents accommodating part 210a so that the front and rear temperature control spaces S2 and S3 communicate with each other. Here, the periphery of the edges of the communication holes (211b, 213b) is sealed so that the contents contained in the content accommodation space (S1) does not flow out through the communication holes (211b, 213b).

Pouch 200b according to the third embodiment of the present invention, as shown in Figure 6 and 7, the contents receiving portion 210; The temperature control unit 220 and the sealing unit 240 is included.

In the case of the third embodiment, the contents accommodating part 210 and the temperature adjusting part 220 except for the sealing part 240 are the same as those of the first embodiment.

The sealing part 240 of the third embodiment may include an adhesive tape 240 sealing the upper end of the reaction liquid input part 222. Thereby, the contents are put into the contents receiving portion S1, and the upper part of the contents receiving portion S1 is sealed and foreign matter (particularly, liquid) is in the process of sterilizing the temperature control spaces S2 and S3. ) Can be prevented from entering.

On the other hand, the adhesive tape 240 includes an extension portion 241 is extended so that one side can be gripped. As a result, the user pulls the extension part 241 to remove the adhesive tape 240, thereby easily inserting the reaction liquid into the pouch 200b.

In the case of the pouch 200c according to the fourth embodiment of the present invention, as shown in FIG. 8, the contents receiving portion 210; Temperature control unit 220; The sealing part 230 and the pouch standing part 250 is included.

Unlike the pouches 200, 200a and 200b of the first to third embodiments, the pouch 200c of the fourth embodiment may stand by itself without the help of a separate standing device.

The pouch standing part 250 is coupled to the lower side of the pouch 200c so that the pouch 200c can stand.

In more detail, one end of the pouch standing portion 250 is coupled to the lower end of the second front film 221a to form a front lower edge. In addition, the other end of the pouch standing portion 250 is coupled to the lower end of the second rear film 224a to form a rear lower edge spaced apart from the front lower edge. As a result, the lower edge of the pouch 200c is opened so that the pouch 200c can stand on its own without a separate tool.

Here, when the pouch 200a as shown in FIG. 4 is to be deformed into a form in which the pouch 200a can be erected, the pouch standing part 250 is disposed between the lower end of the first front film 211a and the lower end of the first rear film 213a. It can be implemented by placing them in a combination.

Meanwhile, the pouch standing part 250 may include a transparent transparent window 253 so that the inside of the pouch 200c can be seen. In addition to the plurality of transparent windows 215, 216, and 217 described in the above-described first embodiment, in the case of the standing standing pouch 200c as in the fourth embodiment, the transparent surface is formed on the bottom surface formed by the pouch standing portion 250. Window 253 may be formed. The transparent window 253 may be formed by using at least one region of the pouch standing portion 250 as a transparent material. In some cases, the whole pouch standing part 250 may be provided with a transparent material. As a result, the user may visually determine whether the product is defective through the transparent window 253 formed on the bottom surface of the pouch 200c.

When the contents are filled in the contents accommodating part 210, the lower portion of the contents accommodating part 210 may be extended in the direction of the pouch standing part 25. In more detail, when the contents are filled in the contents accommodating part 210 by forming wrinkles in the lower portion of the contents accommodating part 210, the contents accommodating part 210 is directed toward the pouch standing part 25. Can be extended.

In addition, by placing the lower portion of the contents receiving portion 210 close to the inner surface of the pouch standing portion 25 by the weight of the contents contained in the contents receiving portion 210, the pouch standing portion 25 and the contents receiving The portion 210 may be extended toward the bottom surface on which the pouch 200c is supported.

In the case of the pouch 200d according to the fifth embodiment of the present invention, as shown in FIG. 9, the contents receiving portion 210b; The temperature control unit 220; The sealing part 230 and the pouch standing part 250 is included.

The content accommodating part 210b of the fifth embodiment may be formed by sealing the first front film 211b, the lower inner film 218, and the first rear film 213b. In more detail, one end and the other end of the lower surface inner film 218 are respectively coupled to the lower end of the first front film 211b and the lower end of the first rear film 213b to seal the contents accommodating part 210b. ) May be formed. Since the lower inner film 218 is present, the lower space of the contents accommodating part 210b can be securely ensured, so that a larger amount of contents can be filled in the contents accommodating space S1.

On the other hand, the above embodiments are merely exemplary, and those skilled in the art may have various modifications and other equivalent embodiments therefrom.

Accordingly, the true scope of protection of the present invention should be determined by the technical idea of the invention described in the following claims.

200, 200a, 200b, 200c: pouch 210: contents container
211, 211a: first front film 213, 213a: first rear film
220: temperature control unit 221, 221a: second front film
222: reaction liquid injection portion 222a: gripping portion
223, 225: temperature regulator 224, 224a: second rear film
230, 240: sealing part 241: extension part

Claims (6)

In the pouch,
A contents receiving portion which can accommodate contents;
A temperature regulating body disposed in a temperature regulating space provided on at least one of a front side and a rear side with respect to the contents receiving part; A temperature control unit disposed below the upper end of the contents accommodation unit and having a reaction liquid input unit for introducing a reaction liquid into the temperature control space so as to generate heat or endothermic reaction with the temperature control unit;
A pouch sealing the reaction liquid input part and including a sealing part capable of opening the reaction liquid input part when a force of a predetermined size or more is applied thereto. The method of claim 1,
The upper end of the reaction liquid input portion is spaced apart from the contents receiving portion by a predetermined interval,
The sealing part is a pouch, characterized in that disposed between the content receiving portion and the temperature control portion of the lower space. The method of claim 1,
The reaction liquid input part is disposed above the sealing part, and a pouch further comprising a holding part for opening the reaction liquid input part. The method of claim 1,
The sealing part seals the upper end of the reaction liquid input portion, the pouch characterized in that it comprises an adhesive tape having an extended portion extending so that one side can be gripped. The method of claim 1,
A pouch further comprising a transparent window for visually confirming whether the contents container is sealed. The method of claim 1,
The pouch further comprises a pouch standing portion coupled to at least one of the contents receiving portion and the temperature control portion so that the contents receiving portion can stand.

Images