JP7229694B2 - Outer body and double structure container - Google Patents

Description

TECHNICAL FIELD The present invention relates to an exterior body for accommodating a spouted pouch having a spout attached to a pouch body, and a double-structured container comprising the exterior body and the spouted pouch housed in the exterior body.

Conventionally, liquid beverages such as mineral water and soft drinks, and fluid foods such as jelly drinks, smoothies, and frozen ice cream are placed in pouches with spouts, which are spouts attached to the main body of the pouch sealed by overlapping films. Filled pouch beverages are widespread.
If the container to be filled with a liquid drink or fluid food is such a pouch with a spout, it is softer than a PET bottle, for example, so it is expected to have the effect of suppressing the total amount of waste that is discarded. Because of this, there is the problem of poor shape retention and vulnerability to external forces.
In order to solve such problems, for example, in Patent Document 1, a pouch with a spout made of soft synthetic resin is accommodated in a housing made of hard synthetic resin with the spout fixed, and shape retention is obtained as a whole. A dual structure container is disclosed.

JP-A-2000-118562

However, such a double structure container has a problem that the user may find it difficult to swallow the contents.
In other words, assuming that the user brings the food to his mouth without tilting his face or body when ingesting the food, the user gradually tilts the container according to the amount of content remaining in the double-structured container. will be raised to However, in the above double structure, only the spout is fixed to the housing, so if the double structure container is tilted, especially when the bottom is positioned above the horizontal, the pouch may be bent inside the housing. As a result, the flow path is blocked, and as a result, it interferes with eating and drinking of the contents.

The present invention is intended to solve these problems, and has a simple configuration, ensuring a flow path in the spout-equipped pouch regardless of the orientation of the double-structured container, thereby facilitating drinking of the food and drink contained therein. An object of the present invention is to provide a double-structured container comprising an exterior body excellent in durability, and the exterior body and a spout-equipped pouch housed in the exterior body.

The exterior body of the present invention is an exterior body that accommodates a pouch with a spout in which a spout is attached to a pouch body,
Consists of a tubular body that can be opened and closed,
An opening is provided at one end when the pouch with the spout is closed so that the spout can be fixed in a state in which the spout is protruded to the outside when the pouch with the spout is accommodated therein. A fixing mechanism capable of fixing a part of the spouted pouch other than the spout is provided at the other end different from the one end ,
The fixing mechanism is configured to be capable of fixing a bottom portion of the pouch body on the side opposite to the spout in the spouted pouch,
the securing mechanism includes a pin fastener that is inserted through a through-hole formed in a sealed peripheral edge of the bottom of the pouch body;
the pin fastener comprises a bottom pin and a pin receiver capable of receiving the bottom pin;
The exterior body is divided into left and right shells from a dividing line extending in the vertical direction, and can be opened and closed in a double-sided manner, and
In the fixing mechanism, the bottom pin is formed to protrude from the bottom of the right shell toward the left shell in the closed state, and the pin receiver extends from a position corresponding to the bottom pin on the bottom of the left shell. It is formed in a state of protruding toward the right shell when it is in the closed state,
When the left shell and the right shell are combined and the exterior body is closed, the pin receiver is inserted into the through hole in the bottom of the pouch with the spout, and the bottom pin is inserted into the pin receiver. It is characterized by being fitted inside .

The double-structured container of the present invention is a double-structured container comprising a spout-equipped pouch in which a spout is attached to a pouch body, and an exterior body in which the spout-equipped pouch is accommodated,
The exterior body is characterized by being as described above.

According to the inventions according to claims 1 and 9 of the present invention, one end of the cylindrical body is provided with an opening for fixing the spout of the pouch with a spout, and the other end is provided with a portion of the pouch with a spout other than the spout. Since the fixing mechanism configured to be fixable is provided, the pouch with the spout is always retained in a fixed posture in the exterior body, so that the pouch with the spout can be secured with a simple structure regardless of the posture of the double structure container. The passage of the spout-equipped pouch is ensured by preventing the flow passage from being clogged due to the deformation of the spout. Therefore, even if the remaining amount of the contents filled in the pouch with the spout becomes small, excellent ease of drinking can be obtained, and as a result, the contents can be easily consumed to the end, so that food loss can be reduced. can. In addition, by fixing the spout of the spout-equipped pouch to the opening of the cylindrical body that constitutes the exterior body, co-rotation is suppressed when the cap is opened and closed, thereby facilitating the opening and closing of the cap. In addition, by forming the exterior body from a hard material, the user can easily carry it in a bag or the like, and when drinking the contents filled in the pouch with a spout, it is easy to grasp and high handleability can be obtained. Furthermore, since there are no design restrictions on the surface of the exterior body except that the spout-equipped pouch can be accommodated inside, a high degree of freedom in design can be obtained.

According to the inventions according to claims 2 to 7 of the present invention, the bottom, shoulder, body, and side edges of the pouch with a spout can be fixed with a simple structure in the fixing mechanism of the outer packaging, and the spout can be fixed. The attached pouch can be reliably retained in the exterior body.
According to the invention of claim 8 of the present invention, the spouted pouch fits into the opening by engaging the engaging piece protruding in the opening of the exterior body with the recess provided in the side peripheral surface of the spout. Since it is fixed, the spouted pouch is firmly fixed to the exterior body, the spouted pouch is reliably prevented from falling into the exterior body, and the cap is rotated for opening or closing. Co-rotation is reliably prevented, and the spouted pouch can be opened and closed very easily.

FIG. 4 is a perspective view showing a state in which a pouch with a spout is accommodated in an exterior body according to one embodiment of the present invention; 1. The exterior body of FIG. 1 is opened, (a) a perspective view showing a state in which the pouch with a spout is removed, and (b) a perspective view showing a state in which the pouch with a spout is attached. FIG. 2 is a plan view of the exterior body in FIG. 1 as viewed from the opening side; (a) A front view showing an enlarged part of the bottom of the pouch with a spout, (b) A cross-sectional view showing an enlarged part of the bottom of the pouch with the spout housed in an exterior body. (a) A perspective view showing an enlarged periphery of the opening in the open state of the outer package of FIG. FIG. 10A is a perspective view showing a modified example of the outer package of the present invention with a spout-equipped pouch attached in an open state, and (b) a perspective view showing an enlarged part of the bottom portion in a slightly open state. Fig. 10 is a perspective view showing another modified example of the outer package of the present invention, (a) showing a state in which the pouch with a spout is attached in an open state, and (b) a perspective view showing a state in which the pouch with a spout in (a) is removed. . FIG. 11 is a perspective view showing still another modified example of the exterior body of the present invention in an open state; FIG. 9 is a cross-sectional view showing the exterior body of FIG. 8 in a state in which the spouted pouch is accommodated in the closed state;

A double structure container 100 according to an embodiment of the present invention will be described below with reference to the drawings.
A double structure container 100 according to an embodiment of the present invention includes a pouch with a spout (hereinafter also simply referred to as "pouch") 200 in which a spout 250 is attached to a pouch body 210, and an exterior body in which the pouch 200 is accommodated. 110, the pouch 200 is filled with contents such as liquid beverages such as mineral water and soft drinks, and fluid foods such as jelly beverages, smoothies and frozen ice cream. The pouch 200 has a content volume of 300 to 500 mL.

[Exterior body]
As shown in FIGS. 1 and 2, an exterior body 110 according to an embodiment of the present invention is divided into a left shell 120 and a right shell 130 from a split line 111 extending in the vertical direction (the vertical direction in FIG. 1). It consists of a vertically elongated flat substantially bottomed cylindrical body that can be opened and closed by dividing it into two parts to the left and right and opening it with a double door. That is, the left shell 120 and the right shell 130 are both composed of rectangular holding walls 125, 135 and side walls 126, 136 formed upright from the periphery thereof, and are connected to each other so as to be openable and closable around the hinge 112. ing. The side walls 126, 136 of the left shell 120 and the right shell 130 are provided with fasteners 127, 137 on opposite sides of the hinge 112, respectively. are united to bring the exterior body 110 into a closed state. The spout 250 of the pouch 200 and the through-hole 219 (see FIG. 4) of the lower edge seal portion 214 of the bottom of the pouch 200 are fixed to the exterior body 110 by having an openable structure in which the exterior body 110 can be opened in a double-sided manner. work can be done easily.
The exterior body 110 is provided with an opening 150 (see FIG. 3) in the upper part of the closed state for fixing the pouch 200 in a state in which the spout 250 at the top protrudes to the outside, and an opening 150 in the lower part. A locking mechanism 160 is provided that can lock the bottom of the pouch 200 .

The exterior body 110 only needs to have a certain degree of rigidity, and specifically synthetic resins such as polypropylene, polyethylene, polyethylene terephthalate, polybutylene terephthalate, polycarbonate, acrylic resins, ABS resins, and epoxy resins; steel, aluminum, and copper. , silver, tin, or alloys thereof. If the exterior body 110 has a certain degree of rigidity and strength is ensured, there is no need to give strength to the pouch 200 in consideration of the external force of carrying and gripping. It is possible to proceed with the reduction and simplification of the layer structure.
On the outer peripheral surface of the exterior body 110, a pattern of non-slip uneven grooves 118 is formed at the position where the exterior body 110 is gripped by the user.
Note that any specific shape of the exterior body 110 can be used as long as the pouch 200 can be fixed and accommodated therein and the exterior body 110 can be easily gripped by the user. good. Alternatively, the exterior body 110 may be composed of a rigid frame along the contour and a soft cover such as a transparent sheet stretched between the frames.

As shown in FIG. 3, the opening 150 of the exterior body 110 is formed in the upper surface of the exterior body 110 so as to extend through the left shell 120 and the right shell 130 in the thickness direction. That is, the opening 150 is formed so that the inner edge shape is annular by combining notches 151 and 152 formed in the upper side walls 126 and 136 of the left shell 120 and the right shell 130, respectively, in the closed state of the exterior body 110. It is what is done. The opening 150 is provided with an engagement piece 155 that can be engaged with a recess 256 provided in the spout 250 of the pouch 200 so as to protrude from the right shell 130 toward the parting line 111 .
The opening 150 has a contour shape corresponding to the outer contour shape (specifically, a shape other than a circular shape) of a rib 253 described later of the spout 250 of the pouch 200. In the exterior body 110 according to this embodiment, It is assumed to have an octagonal outer contour shape. Since the opening 150 has a contour shape other than a round shape, co-rotation when the cap 257 of the pouch 200 is rotated for opening or closing the pouch 200 is reliably prevented, and the pouch 200 can be opened very easily. and capping can be performed.

As shown in FIG. 4, the fixing mechanism 160 of the exterior body 110 includes a bottom pin 161 projecting from the lower portion of the gripping wall 135 of the right shell 130 toward the left shell 120, and a gripping mechanism 161 of the left shell 120. A pin receiver 162 protrudes toward the right shell 130 from a position corresponding to the bottom pin 161 at the bottom of the wall 125 .
The securing mechanism 160 may have pin fasteners consisting of at least one pair of bottom pins 161 and pin receivers 162, but may have two or more pairs of pin fasteners. For example, when two pairs of pin fasteners are provided, through holes 219 are formed at both ends of the lower edge seal portion 214 of the pouch 200, and two pairs of pin fasteners are formed at positions corresponding to the respective through holes 219. do it. The fixing mechanism 160 having a plurality of pin fasteners can reliably prevent closure due to deformation of the pouch 200 .

[Pouch]
The pouch 200 is configured by attaching a spout 250 functioning as a spout to a pouch main body 210 formed by heat-sealing the periphery of laminated films into a bag shape.
The pouch 200 accommodated in the exterior body 110 according to this embodiment has an upper edge seal portion 213 formed in a band shape along the upper edge portion and a lower heat seal portion 213 formed in the peripheral edge portion of the pouch body 210 . It has a so-called gusset type shape with a lower edge seal portion 214 formed in a belt shape along the edge and four side edge seal portions 215 formed in a belt shape along the side edge.
At the bottom of the pouch 200 , that is, the lower edge seal portion 214 of the heat-sealed peripheral edge, a through hole 219 is formed in the central portion thereof for fixing to the exterior body 110 by inserting a pin fastener.
Materials for the film forming the pouch 200 include synthetic resin films such as polyester, polypropylene, polyamide, polyethylene, polybutylene terephthalate, and ethylene-vinyl alcohol copolymer, and these synthetic resin films have gas barrier properties and moisture barrier properties. Examples include those formed by laminating a known synthetic resin film such as a coating film or a vapor deposition film to which the is imparted, or by laminating paper or aluminum foil on a synthetic resin film.
The specific shape of the pouch 200 is not limited to the gusset type, as long as the external shape of the pouch 200 is adapted to the internal shape of the exterior body 110 and can be fixed by the opening 150 and the fixing mechanism 160. Various forms such as a pillow type pouch, a flat pouch, a standing type pouch and the like can be adopted.

The spout 250, as shown in FIG. 5, is composed of a spout body 251 having a cylindrical portion 252 having a through-hole communicating between the interior and exterior of the pouch body 210, and a cap 257 that can be screwed onto the spout body 251. It is A pedestal (not shown) is provided at the lower portion of the tubular portion 252 of the spout body 251 and is sandwiched between the front and back films that constitute the pouch body 210 . The pouch 200 has a structure capable of sealing the inside of the pouch 200 by being mounted near the center of the portion. Specifically, at the upper edge of the pouch body 210, after the pedestal is placed between the front and back films forming the pouch body 210, the front and back films are heat-sealed so that the films are heat-sealed to the sides of the pedestal. As a result, the upper edge seal portion 213 is formed and the spout 250 is attached to the upper edge portion of the pouch body 210 .
The spout body 251 of the spout 250 is provided with two plate-shaped ribs 253 having an octagonal outer contour, which are vertically stacked with a gap therebetween, and the two ribs 253 are pierced. Since the cylindrical portion 252 of the spout body 251 is provided at the end, an outwardly open recess 256 is formed between the two ribs 253 . The vertical width of the recess 256 is slightly larger than the thickness of the engaging piece 155 of the exterior body 110 .
The outline shape of the rib 253 need not be circular, and may be polygonal such as quadrangular, pentagonal, hexagonal, and heptagonal.
Materials for forming the spout 250 include synthetic resins such as polyethylene and polypropylene.

When the pouch 200 filled with contents is housed in the exterior body 110 and fixed by fitting the fasteners 127 and 137 in the closed state of the exterior body 110, that is, in the combined state of the left shell 120 and the right shell 130, As a whole, the double structure container 100 in which the pouch 200 is accommodated in the outer casing 110 of a cylindrical shape is formed. can be drunk without opening the
As a method of housing the pouch 200 in the outer package 110, first, the engagement piece 155 is engaged with the recess 256 of the spout 250 of the pouch 200 with the opening 150 of the right shell 130 of the opened outer package 110. The spout 250 is attached to the opening 150 of the exterior body 110 by . Next, for the locking mechanism 160 , the bottom pin 161 of the right shell 130 is inserted into the through hole 219 in the bottom of the pouch body 210 . In this state, the left shell 120 and the right shell 130 are put together to close the exterior body 110 , and as for the fixing mechanism 160 , the pin receiver 162 of the left shell 120 is inserted into the through hole 219 at the bottom of the pouch 200 . Further, by fitting the bottom pin 161 of the right shell 130 into the pin receiver 162, the bottom of the pouch 200 can be fixedly attached to the exterior body 110, and the inner edge shape of the opening 150 is circular. The spout 250 of the pouch 200 is fixedly attached to the opening 150 so that the pouch 200 can be accommodated within the exterior body 110 .
Moreover, when the contents in the pouch 200 become empty, the fitting of the fasteners 127 and 137 is released to open the exterior body 110, the pouch 200 is removed, and the pouch 200 is replaced with a new one. The expired pouch 200 is discarded, and this procedure is repeated to house the pouch 200 in the exterior body 110 for use. Since the exterior body 110 can be used repeatedly, it is possible to reduce the total amount of waste that is discarded.
The pouch 200 to be exchanged and accommodated in the exterior body 110 is not limited to those of the same shape. A different shape may be used as long as it can be fixed in the .

Although the embodiments of the present invention have been described in detail above, the present invention is not limited to the above embodiments, and various design changes can be made without departing from the scope of the present invention described in the claims. It is possible.
For example, the fixing mechanism 160 according to the embodiment described above and fixing mechanisms according to a plurality of modifications described later may be arbitrarily combined to configure the exterior body 110 .
Further, for example, in the above-described embodiment, the opening 150 of the outer package 110 is formed in the central portion of the upper surface. good. Specifically, for example, when the spout 250 of the pouch 200 is attached to the end of the upper edge of the pouch body 210 , that is, the corner of the pouch body 210 , the opening 150 is formed in the upper corner of the exterior body 110 . should be formed in .
Further, for example, the opening 150 of the exterior body 110 may be formed in a state in which it does not evenly span the left shell 120 and the right shell 130, but leans toward one of them. With such a configuration, it is possible to prevent the pouch 200 from coming off when attached to the exterior body 110 .

Further, for example, as shown in FIG. 6, the fixing mechanism for fixing the bottom of the pouch 200 has a sandwiching portion (lower sandwiching portion) sandwiching the lower edge seal portion 214 of the bottom of the pouch body 210 from both sides. good too. Specifically, the fixing mechanism 170 includes a corrugated or needle-shaped protrusion 171 protruding from the inner surface of the lower side wall 126 of the left shell 120 and an inner surface of the lower side wall 136 of the right shell 130 . The pouch 200 is fixed by sandwiching the lower edge seal portion 214 at the bottom of the pouch 200 from both sides in the thickness direction. can do. Since the fixing mechanism 170 has such a sandwiching structure, there is no need to open a through hole for inserting the pin fastener in the pouch 200, and the trouble of hooking the through hole on the pin when attaching the pouch 200 is eliminated. No need and very convenient. Also, the types of pouches 200 that can be attached to the exterior body 110 can be expanded.

The exterior body of the present invention is provided with a fixing mechanism capable of fixing a part of the pouch 200 other than the spout 250 to the other end different from the one end provided with the opening 150 to which the spout 250 of the pouch 200 is fixed. However, the portion other than the spout 250 of the pouch 200 fixed to the other end by the fixing mechanism is not limited to the bottom of the pouch 200, but the shoulder adjacent to the spout 250 at the top of the pouch 200 ( upper edge seal portion 213), the trunk portion of the pouch body 210, the heat-sealed side edge portion of the pouch body 210 (side edge seal portion 215), and the like.

For example, the shoulder adjacent to the spout 250 in the upper portion of the pouch 200 may be sandwiched and fixed by a protrusion provided on the exterior body 110 . Specifically, as shown in FIG. 7, a corrugated or needle-shaped projection 181 protruding from the upper inner surface of the gripping wall 125 of the left shell 120 and a gripping portion 181 of the right shell 130 The spout 250 of the upper edge seal portion 213 of the upper portion of the pouch 200 is composed of a protrusion 182 formed on the inner surface of the upper portion of the pouch 200 so as to protrude from the inner surface of the upper portion of the pouch 200 . It can be fixed by pinching the shoulders on both sides of the area where the belt is attached. Since the shoulder portion of the pouch 200 is further fixed, deformation of the upper portion of the pouch 200 can be reliably prevented even if the contents in the pouch 200 become less. It is possible to reliably prevent clogging of the flow path due to deformation.

Further, for example, a fixing mechanism 190 capable of fixing the body of the pouch body 210 of the pouch 200 may be provided. Specifically, as shown in FIGS. 8 and 9, the fixing mechanism 190 includes a plurality of reinforcing ribs formed to protrude from the inner surface of the central portion of the gripping wall 125 of the left shell 120 and extend in the vertical direction. 191 and a reinforcing rib 192 protruding from the inner surface of the central portion of the gripping wall 135 of the right shell 130 and formed in a position and shape corresponding to the reinforcing rib 191. , the body portion of the pouch body 210 of the pouch 200 can be fixed by sandwiching it from both sides in the thickness direction (vertical direction in FIG. 9). Since the body portion of the pouch body 210 of the pouch 200 is further fixed, even if the contents in the pouch 200 become less, the contents between the pouch 200 and the exterior body 110 are kept inside the exterior body 110. It is possible to suppress the occurrence of play in the In addition, by securing an air layer between the reinforcing ribs, a heat/cold insulation function is imparted, thereby suppressing dew condensation on the outer surface of the exterior body 110 .
The fixing mechanism for fixing the body of the pouch body 210 of the pouch 200 is composed of side pins and pin receivers that are inserted through through-holes formed in the side edge seal portions 215 of the pouch body 210. may

100 double structure container 110 exterior body 111 parting line 112 hinge 118 uneven groove 120 left shell 125 gripping wall 126 side wall 127 fastener 130 right shell 135 gripping wall 136 sidewall 137 fastener 150 openings 151, 152 notch 155 engagement Piece 160 Fixing mechanism 161 Pin 162 Pin receiver 170 Fixing mechanism 171, 172 Projections 181, 182 Projection 190 Fixing mechanism 191, 192 Reinforcement rib 200 Pouch (pouch with spout)
210 Pouch main body 213 Upper edge seal portion 214 Lower edge seal portion 215 Side edge seal portion 219 Through hole 250 Spout 251 Spout main body 252 Cylindrical portion 253 Rib 256 Recess 257 Cap

Claims (7)

An exterior body that houses a spouted pouch in which a spout is attached to a pouch body,
Consists of a tubular body that can be opened and closed,
An opening is provided at one end when the pouch with the spout is closed so that the spout can be fixed in a state in which the spout is protruded to the outside when the pouch with the spout is accommodated therein. A fixing mechanism capable of fixing a part of the spouted pouch other than the spout is provided at the other end different from the one end,
The fixing mechanism is configured to be capable of fixing a bottom portion of the pouch body on the side opposite to the spout in the spouted pouch,
the securing mechanism includes a pin fastener that is inserted through a through-hole formed in a sealed peripheral edge of the bottom of the pouch body;
the pin fastener comprises a bottom pin and a pin receiver capable of receiving the bottom pin;
The exterior body is divided into left and right shells from a dividing line extending in the vertical direction, and can be opened and closed in a double-sided manner, and
In the fixing mechanism, the bottom pin is formed to protrude from the bottom of the right shell toward the left shell in the closed state, and the pin receiver extends from a position corresponding to the bottom pin on the bottom of the left shell. It is formed in a state of protruding toward the right shell when it is in the closed state,
When the left shell and the right shell are combined and the exterior body is closed, the pin receiver is inserted into the through hole in the bottom of the pouch with the spout, and the bottom pin is inserted into the pin receiver. An exterior body characterized by being fitted inside . 2. The exterior body according to claim 1, wherein the fixing mechanism is configured to be capable of fixing a shoulder portion of the pouch body of the spout-equipped pouch. 3. The package according to claim 1, wherein the fixing mechanism is configured to be capable of fixing the sealed side edge of the pouch body of the spout-equipped pouch. The exterior body according to any one of claims 1 to 3, wherein the fixing mechanism is configured to be capable of fixing the trunk portion of the pouch body of the spout-equipped pouch. 5. The package according to any one of claims 1 to 4, wherein the fixing mechanism has a clamping portion that clamps the bottom portion, the shoulder portion, or the trunk portion of the pouch body. an engaging piece projecting from the opening and capable of being engaged with a recess provided on the side peripheral surface of the spout of the spout-equipped pouch;
6. The exterior body according to any one of claims 1 to 5, wherein the spouted pouch is fixed to the opening by engaging the engagement piece with the recess of the spout. A double structure container consisting of a pouch with a spout in which a spout is attached to the pouch body and an exterior body in which the pouch with the spout is accommodated,
A double structure container, wherein the exterior body is the one according to any one of claims 1 to 6.

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