JP2005053536A - Storage box - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a storage box capable of tightly attaching a waterproof bag hooked to an upper portion of a box body to a side plate and preventing leakage of water inside therein by fitting a bag fixing means to the upper portion of the box body with a product stored therein. <P>SOLUTION: The storage box comprises a bottomed box body of a square frame shape, a waterproof bag which is stored in the box body with an upper edge thereof returned at an upper end of the box body and hanging along an outer surface thereof, and a bag fixing means which has an inner wall hanging along an inner surface of the box body and an outer wall hanging along an outer surface of the box body, covers an upper opening of the box body, and holds an upper edge of the waterproof bag locked to the upper portion of the box body. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a storage box suitable for storing a water-containing product containing moisture such as seafood such as seafood.

  As a storage box used for transporting water-containing products such as the above-mentioned marine products, a waterproof bag made of a synthetic resin is mounted in a box formed of a paper material such as corrugated paper or kraft paper, and the waterproof A water-containing product is contained in the bag. And after storing the water-containing product in the waterproof bag, the upper edge of the waterproof bag is bundled and tightened or heat-sealed to prevent the water in the waterproof bag from leaking out during transportation .

However, in the above work, the waterproof bag must be bundled or heat-sealed separately from the work for storing the product in the waterproof bag set in the box. The work efficiency was extremely poor.
JP 2001-18951 A

  The problem to be solved is to prevent the water from the product contained in the waterproof bag installed in the box from leaking to the outside. Sealing must be performed, and the accommodation workability is poor.

  According to the present invention, a bag fixing means is inserted into an upper portion of a box body in which a product is accommodated so that a waterproof bag hooked on the upper portion of the box body is brought into close contact with the side plate so that water inside does not leak out. It is characterized by.

  The present invention can prevent internal water from leaking out by a simple operation of inserting the bag fixing means into the box body on which the upper portion of the waterproof bag is hooked.

  The present invention relates to a box with a bottomed square frame shape, a waterproof bag that is accommodated in the box and whose upper edge is folded at the upper end of the box and hangs down along the outer surface, and along the inner surface of the box The bag fixing means has an inner wall that hangs down and an outer wall that hangs down along the outer surface, covers the upper opening of the box, and holds the upper edge of the waterproof bag locked to the upper part of the box. .

The present invention will be described below with reference to the drawings showing embodiments.
1 to 3, the box 3 of the storage box 1 is made of a paper material such as corrugated paper or thick kraft paper, and has a bottom plate 3c and a bottom plate 3c provided at the lower part of each pair of side plates 3a and 3b facing each other. It is formed in a bottomed square frame shape in which 3d are overlapped. The side plates 3a and 3b of the box 3 have a predetermined thickness.

The box 3 is inserted into the outer box 5 so that the upper edge protrudes. The outer box 5 has top plates 5c and 5d extending inward in the horizontal direction and hanging plates 5e and 5f hanging from the inner edges of the top plates 5c and 5d at the upper part of each pair of side plates 5a and 5b facing each other. It is formed in a bottomed square frame shape provided integrally. The box 3 is inserted into the outer box 5 along the opposing hanging plates 5e and 5f.

Bottom plates 5g and 5h are integrally provided below the side plates 5a and 5b of the outer box 5, and the bottom plate 5g and 5h are bonded together in an overlapped state so that the bottom surface opening of the outer box 5 is closed. It has become. When the box 3 is inserted into the outer box 5, the width of the top plates 5 c and 5 d coincides with the width between the side plates 3 a and 3 b of the box 3 and the side plates 5 a and 5 b of the outer box 5. The air layers 7a and 7b are formed and the box 3 is heat-insulated.

A waterproof bag 9 is mounted in the box 3. The waterproof bag 9 is made of a known synthetic resin having waterproof properties such as polypropylene resin, polyethylene resin, etc., for example, and the main body of the waterproof bag 9 extends along the inner surfaces of the side plates 3 a and 3 b with respect to the inside of the box 3. After the insertion, the upper edge of the opening is folded back along the outer surface of the side plates 3a and 3b and hooked to the upper edges of the side plates 3a and 3b. As a result, a housing space 11 corresponding to the size of the box 3 is formed in the waterproof bag 9 mounted in the box 3.

A bag fixing body 13 as a bag fixing means is attached to the upper part of the box 3 to which the waterproof bag 9 is attached. The bag fixing body 13 is formed by molding a wood fiber such as waterproof kenaf fiber or cocoon fiber, paper fiber or foamed resin, a synthetic resin sheet or the like into a shape described later. An inner upright wall 13b is provided continuously and integrally on each side edge of the upper surface plate 13a having a substantially matching size, and the upper portion of the inner upright wall 13b extends over the upper side plates 3a and 3b of the box 3 on the outer surface. An outer hanging wall 13c that hangs down is provided continuously and integrally.

The lower portion of the outer hanging wall 13c has a curved portion 13d that bulges outward and rises upward. The mutual interval between the inner standing wall 13b and the outer hanging wall 13c is formed such that the upper part is wider than the thickness of the side plates 3a and 3b and the lower part is slightly narrower than the thickness of the side plates 3a and 3b. In addition, when the storage box 1 is enlarged, the upper surface plate 13a of the bag fixing body 13 inserted into the upper portion of the box body 3 is increased in area and easily bent, and the upper portion of the waterproof bag 9 is firmly held. It becomes difficult to make. In order to prevent this, when the size is increased, a plurality of ribs may be formed on the upper surface plate 13a to maintain flatness.

The bag fixing body 13 is inserted into the upper portion of the box body 3 after a desired product is accommodated in the waterproof bag 9 attached to the box body 3, so that the side plates 3a and 3b are connected by the inner standing wall 13b and the outer hanging wall 13c. The waterproof bag 9 that is folded and hooked on the top of the bag is clamped and fixed.

A reinforcing lid 15 is inserted into the bag fixing body 13 attached to the box 3. The reinforcing lid 15 has a rectangular frame shape in which a hanging portion 15a hanging along the outer hanging wall 13c and an upper surface plate 15b covering the entire upper surface of the bag fixing body 13 are integrally formed, such as corrugated cardboard or thick kraft paper. It is formed by. When the reinforcing lid 15 is inserted into the bag fixing body 13, it comes into contact with the curved portion 13 d of the outer hanging wall 13 c and presses the outer hanging wall 13 c inward to keep the waterproof bag 9 in the sandwiched state. Adhere to 3a and 3b.

Next, the operation of the storage box 1 will be described.
With the box 3 inserted in the outer box 5, the waterproof bag 9 is mounted in the box 3 with its upper edge protruding in a width that can be locked to the side plates 3a and 3b. And after accommodating a desired product in the waterproof bag 9, the upper edge of the waterproof bag 9 is turned back outside, and the bag fixing body 13 is inserted into the upper part of the box 3 in this state.

At this time, since the interval between the inner standing wall 13b and the outer hanging wall 13c in the bag fixing body 13 is formed so as to be wide at the upper part and narrow at the lower part, the outer hanging wall 13c itself is formed to be elastically deformed outward. When the fixed body 13 is inserted, the outer hanging wall 13c can be easily elastically deformed, and the inserting operation can be easily performed. After the insertion, the waterproof bag 9 is clamped by the elastic force of the outer hanging wall 13c and the side plate is inserted. Adhere to 3a and 3b. (See Figure 4)

Next, when the reinforcing lid 15 is inserted into the bag fixing body 13 in the above-described state, the outer hanging wall 13c is pressed inward through the curved portion 13d contacting the inner surface of the hanging portion 15a, and the inner standing wall 13b. And the holding state of the waterproof bag 9 by the outer side drooping wall 13c is strengthened, and it adheres to the upper part of the side plates 3a and 3b. Thereby, when the storage box 1 falls down, it is possible to prevent the moisture that has oozed out of the product and accumulated in the waterproof bag 9 from leaking outside. (See Figure 5)

  In addition, since the air layers 7 a and 7 b are provided between the outer box 5 and the box body 3, the storage box 1 can insulate and store the product stored in the waterproof bag 9.

  In FIG. 6, the curved portion 13d is integrally provided at the lower portion of the outer hanging wall 13c in the bag fixing body 13 of the first embodiment, whereas in this embodiment, the top plates 5c and 5d are formed at the lower portion of the outer hanging wall 13c. A flat plate 13e extending in the horizontal direction with a width of is provided. Correspondingly, a flat plate 15c extending inward in the horizontal direction with the width of the top plate 5c, 5d at the lower portion of the hanging portion 15a of the reinforcing lid 15 and a standing portion standing along the outer surface of the outer hanging wall 13c. 15c is provided.

When the reinforcing lid 15 is inserted into the bag fixing body 13 inserted into the upper part of the side plates 3a and 3b in the box 3 to which the waterproof bag 9 is hooked, the outer hanging wall 13c is pressed by the standing portion 15c. Thus, the upper portion of the waterproof bag 9 is brought into close contact with the upper portions of the side plates 3a and 3b to enhance the waterproof property.

In the second embodiment, the bag fixing body 13 is provided with the flat plate 13e positioned on the top surfaces of the top surface plates 5c and 5d of the outer box 5, but only the outer drooping wall 13c may be provided.

In the first and second embodiments, the bottom structure of the box 3 and the outer box 5 is formed by overlapping the bottom plates provided on the respective side plates, but the bottom structure of the box 3 and the outer box 5 is attached. However, the present invention is not limited to this, and various conventional bottom structures can be used. Especially for the outer box, as shown in FIG. 7, a rectangular paper material 71 is folded to have a bottom plate 71a and a pair of side plates 71b and 71c facing each other, so that a box structure without a break may be used. It is. In this case, the corner plate 71d folded in a triangular shape at each corner of the paper 71 and overlapped with the box 3 to be inserted by overlapping the side plates 71b and 71c is overlapped. In addition, a gap corresponding to the thickness of the corner plate 71d (for two sheets of paper) can be formed.

Moreover, although it was set as the structure which has at least the top-surface board 5c * 5d in the upper part of each side board in the outer box of Example 1 and 2, the upper part of each side-plate 5a * 5b is folded inward without providing the top-surface board 5c * 5d. An air layer having an interval corresponding to the thickness of the side plate folded back between the side plate and the outer surface of the box may be provided.

It is a disassembled perspective view of a storage box. It is a longitudinal cross-sectional view of the storage box corresponding to AA of FIG. It is a BB line longitudinal cross-sectional view of FIG. It is sectional drawing which shows the state which attached the bag fixing body to the box. It is explanatory drawing which shows the press state by a reinforcement lid. FIG. 6 is an explanatory diagram of Example 2. It is explanatory drawing which shows the example of a change of an outer case.

Explanation of symbols

1-container box, 3-box body, 5-outer box, 9-waterproof bag, 13-bag fixing body, 15-reinforcing lid

Claims (6)

A box with a bottomed square frame shape, a waterproof bag that is housed in the box and whose upper edge is folded at the upper end of the box and hangs down along the outer surface, and an inner side that hangs down along the inner surface of the box A storage box having a wall and an outer wall that hangs along the outer surface, covers an upper opening of the box, and includes a bag fixing means for holding an upper edge of the waterproof bag locked to the upper part of the box. The box according to claim 1 has a bottomed rectangular frame shape, and has a top surface portion and a hanging portion extending in a predetermined width in the inner horizontal direction at the top of each side plate, and forms an air layer between the box and the box. A storage box inserted into a possible outer box. The bag fixing means according to claim 1, wherein the bag fixing means has an outer hanging portion that rises at a predetermined height on each side edge of a flat plate that covers at least the upper surface opening of the box and then hangs over the upper end of the side plate. . The storage box according to claim 3 is provided with a curved portion that curves upward at a lower portion of the outer hanging portion in the bag fixing means. The storage box according to claim 4, when the upper part of the waterproof bag is inserted into the upper part of the box body, is brought into contact with the curved part and presses the outer hanging part to the side plate side so that the waterproof bag is used as the side plate. A storage box provided with reinforcing means for close contact. The storage box according to claim 3 is provided with a reinforcing means for pressing the outer drooping portion and bringing the waterproof bag into close contact with the side plate when inserted into the upper portion of the box body on which the upper portion of the waterproof bag is hooked. .

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