JP5219523B2 - Packing equipment - Google Patents

Description

  The present invention relates to a packaging device for housing electronic equipment and the like, and an inner box used for the packaging device.

  Conventionally, in this type of packing apparatus, a paper partition member such as cardboard is installed inside the outer box, and two storage chambers are formed inside the outer box, so that it is stored in one storage chamber. Preventing damage to a component due to a collision between the component and a component accommodated in the other accommodation chamber is performed (see Patent Document 1).

  FIG. 7 shows a packaging device for electronic equipment such as a digital camera. Each of the packing devices is composed of a cardboard outer box (1) and an inner box (4). The inner box (4) is installed inside the outer box (1), and the inner space of the outer box (1). Is partitioned into an outer side and an inner side of the inner box (4). In the packing device, the device main body is accommodated inside the inner box (4), and accessory parts are accommodated outside the inner box (4), and damage to the device is prevented by the buffering action of the cardboard. .

  The inner box (4) is produced by folding a corrugated board material cut into the shape shown in FIG. FIG. 9 shows the shape of the surface (the surface in contact with the space in which the device is accommodated) when the inner box (4) is developed on a plane.

  When the plate material is viewed from the surface, four side walls (4) rising from four sides of the rectangular bottom wall (41) are formed by valley folding along the lines A, B, C and D in the figure. 42) (47) (44) (50) are formed. At this time, the folded portions (51) (52) (53) are formed by valley folding along the G line, the H line, and the N line. Furthermore, by making a mountain fold along the E line and the F line, the two folded portions 43, which are folded 180 degrees outward at the upper end edges of the two side wall portions 42, 44 that are parallel to each other (43) ( 45). Further, the arm part (46) orthogonal to the folded part (45) is formed by valley folding along the K line.

By placing the inner box (4) thus produced inside the outer box (1) as shown in FIG. 7, the first folded portion (43) of the inner box (4) Extending along the first side wall portion (12), the protruding portion of the first folded portion (43) becomes the arm portion (43a), and the tip of the arm portion (43a) is the second side wall of the outer box (1). While abutting on the inner surface of the portion (14), the tips of the folded portions (51) and (52) abut on the inner surface of the fourth side wall portion (15) of the outer box (1). Further, the tip of the arm part (46) projecting from the second folded part (45) comes into contact with the inner surface of the third side wall part (13) of the outer box (1). As a result, the inner box (4) is held in the inner space of the outer box (1).
JP 2000-72196 A

However, in the conventional packing apparatus shown in FIG. 7, the folding part (53) is formed in the corner | angular part of the 1st side wall part (42) and the 2nd side wall part (47) of an inner box (4), Since the folding part (53) is easy to expand due to the repulsive force as shown in FIG. 8, the second side wall part (47) not supported by the inner wall surface of the outer box (1) moves as indicated by the arrow in the figure. There was a problem that the shape of the inner box (4) collapsed with the displacement of the second side wall (47).
Accordingly, an object of the present invention is to provide a packaging device that is excellent in maintaining the shape of the inner box installed inside the outer box.

The packaging device according to the present invention is provided with a paper inner box (2) such as corrugated cardboard in the outer box (1), and the inner space of the outer box (1) is placed outside and inside the inner box (2). It is composed of partitions.
The inner box (2) has four side walls (22), (24), (27), (30) that rise from four sides of the rectangular bottom wall (21), and is located outside the first side wall (22). A first folded portion (23) folded at the upper edge of the side wall portion (22) is formed, and at least one end portion of the second side wall portion (27) adjacent to the side wall portion (22) The first flap portion (28) protrudes from the first side wall portion (22) and the first folded portion (23).

  In a specific configuration, the outer box (1) has four side wall parts (12), (14), (13), and (15) that rise from four sides of the rectangular bottom wall part (11). Of the four side wall portions (22), (24), (27) and (30), the first side wall portion (22) and the first folded portion (23) are two side wall portions of the outer box (1) which are parallel to each other. (12) Among the (13), the second side wall portion (27) is installed along one side wall portion (12), and the second side wall portion (27) is connected to the other side wall portion (12) of the outer box (1) from the other side The first flap portion (28) protrudes from both end portions of the second side wall portion (27) on the end portion on the one side wall portion (12) side. Has been.

  Further, on the outside of the third side wall portion (24) parallel to the first side wall portion (22) of the inner box (2), a second folded portion (folded back at the upper edge of the side wall portion (24)) ( 25) is formed along the third side wall (24) at the end opposite to the end of the second side wall (27) from which the first flap (28) is projected. The second flap portion (29) is projected, and the flap portion (29) is sandwiched between the third side wall portion (24) and the second folded portion (25).

  Furthermore, arm portions (23a) and (26) project from the two folded portions (23) and (25) of the inner box (2), respectively, and the ends of the arm portions (23a) and (26) are connected to the outer box ( The inner box (2) is held in the inner space of the outer box (1) in contact with the inner surfaces of two side wall parts (14) and (13) adjacent to each other.

In the packing device of the present invention, even if the second side wall portion (27) of the inner box (2) is not supported by the inner wall surface of the outer box (1), the second side wall portion (27) Since the projecting first flap part (28) is sandwiched between the first side wall part (22) and the first folded part (23), the second side wall connected to the first flap part (28) The part (27) is also restrained, and displacement of the second side wall part (27) is prevented.
Further, since the first side wall portion (22) and the third side wall portion (24) are connected to each other through the second side wall portion (27) so as not to be separated from each other, displacement of the fourth side wall portion (30) is also prevented. It will be.
As a result, deformation of the inner box (2) is prevented, and the shapes of the two housing spaces formed inside and outside the inner box (2) are maintained constant.

  According to the packing device and the inner box according to the present invention, the shape maintaining action of the inner box inside the outer box is strengthened, and thereby the shape maintaining action of the two storage chambers formed in the inner space of the outer box. Strengthened.

Hereinafter, embodiments of the present invention will be specifically described with reference to the drawings.
1 and 2 show a packaging device according to the present invention. The packing device is composed of a cardboard outer box (1) and an inner box (2), the inner box (2) is installed inside the outer box (1), and the inner space of the outer box (1). Is divided into an outer side and an inner side of the inner box (2).
In the packaging device, the inner body (2) contains a device body such as a digital camera, and the outer side of the inner box (2) contains accessory parts such as a charger, so that the cardboard can be cushioned. Prevents damage to the equipment.

  The inner box (2) is manufactured by bending a corrugated board material cut into the shape shown in FIG. FIG. 5 shows the shape of the surface (the surface in contact with the space in which the device is accommodated) when the inner box (4) is expanded into a flat surface when the inner box (2) is expanded into a flat surface. Here, the K line, the L line, and the M line in the figure are cuts, and two flap portions (28) and (29) described later are formed by the cuts.

  When the plate material is viewed from the surface, it is valley-folded along the A line, B line, C line and D line in the figure, so that four side wall parts rising from the four sides of the rectangular bottom wall part (21) ( 22) (27) (24) (30) are formed. At this time, the folded portions (31) and (32) are formed by valley folding along the G and H lines.

Furthermore, the first folded back 180 degrees outward at the upper end edges of the first side wall (22) and the third side wall (24), which are parallel to each other, by making a mountain fold along the E line and the F line. A folded portion (23) and a second folded portion (25) are formed.
At this time, as shown in FIG. 6, the first flap portion (28) is sandwiched between the first side wall portion (22) and the first folded portion (23), and the third side wall portion (24) and the second folded portion are folded. The second flap portion (29) is sandwiched between the portions (25).
Further, an arm part (26) orthogonal to the second folded part (25) is formed by valley folding along the line K shown in FIG.

  As a result, the inner box (2) shown in FIG. 4 is completed. On the other hand, the outer box (1) has a rectangular bottom wall (11) and four side walls (12) (14) (13) (4) rising from the four sides of the bottom wall (41) as shown in FIG. 15) and four lid portions (not shown) projecting from the upper edge of each side wall portion (12) (14) (13) (15).

As shown in FIG. 4, the inner box (2) has four side walls (22) (27) (24) (30) rising from four sides of the rectangular bottom wall (21), and the first side wall A first folded portion (23) folded at the upper end edge of the side wall portion (22) is formed outside the (22), and the side wall portion is located outside the third side wall portion (24). A second folded portion (25) folded at the upper edge of (24) is formed.
Further, a first flap portion (28) and a second flap portion (29) perpendicular to the second side wall portion (27) are projected from both ends of the second side wall portion (27), and the first flap portion ( 28) is sandwiched between the first side wall part (22) and the first folded part (23), and the second flap part (29) is composed of the third side wall part (24) and the second folded part (25). Is sandwiched between.

  The inner box (2) produced as described above is installed inside the outer box (1) as shown in FIGS. 1 and 2, so that the first folded portion (23) of the inner box (2) becomes the outer box. It extends along the first side wall portion (12) of (1), the protruding portion of the first folded portion (23) becomes an arm portion (23a), and the tip of the arm portion (23a) is the outer box (1). And the front ends of the folded portions (31) and (32) are in contact with the inner surface of the fourth side wall portion (15) of the outer box (1). Further, the tip of the arm part (26) protruding from the second folded part (25) comes into contact with the inner surface of the third side wall part (13) of the outer box (1). As a result, the inner box (2) is held in the inner space of the outer box (1).

  In the packing device of the present invention, the first flap portion (28) projecting from one end of the second side wall portion (27) of the inner box (2) has the first side wall portion (22) and the first side wall portion (1). The second flap portion (29) sandwiched between the folded portion (23) and projecting from the other end of the second side wall portion (27) is connected to the third side wall portion (24) and the second folded portion. Since it is clamped between (25), the displacement of the second side wall (27) is prevented in accordance with the restraint of the flaps (28) and (29).

Further, since the first side wall portion (22) and the third side wall portion (24) are connected to each other through the second side wall portion (27) so as not to be separated from each other, the folding portions (31) and (32) of the inner box (2) are provided. ) Is also received, and the displacement of the fourth side wall (30) is prevented.
As a result, deformation of the inner box (2) is prevented, and the shapes of the two housing spaces formed inside and outside the inner box (2) are maintained constant.

In addition, each part structure of this invention is not restricted to the said embodiment, A various deformation | transformation is possible within the technical scope as described in a claim. For example, the flap portions (28) and (29) are not limited to the shape in contact with the side wall portions (22) and (24) in the unfolded state of the inner box (2), but as shown in FIGS. It is possible to adopt various shapes (rectangle, triangle, etc.) that are spaced apart from 22) and (24) and protrude from the end of the side wall (27).

It is a partially broken top view of the packing apparatus which concerns on this invention. It is a partially broken perspective view same as the above. It is a partially broken top view of an outer box. It is a top view of the inner box of the present invention. It is an expanded view of this inner box. It is a perspective view explaining the assembly method of this inner box. It is a partially broken top view of the conventional packing apparatus. It is a partially broken top view explaining the malfunction of this packing apparatus. It is an expanded view of the conventional inner box. It is an expanded view which shows another Example.

Explanation of symbols

(1) Outer box
(11) Bottom wall
(12) First side wall
(14) Second side wall
(13) Third side wall
(15) Fourth side wall
(2) Inner box
(21) Bottom wall
(22) First side wall
(27) Second side wall
(24) Third side wall
(30) Fourth side wall
(23) First folding part
(25) Second folding part
(28) First flap
(29) Second flap part
(31) Folding part
(32) Folding part
(23a) Arm
(26) Arm

Claims (2)

An inner box is installed inside the outer box, and the inner space of the outer box is divided into an outer side and an inner side of the inner box, and the outer box has first, second, The inner box includes first, second, third, and fourth side walls that rise from four sides of a rectangular bottom wall, and includes third and fourth side walls. 1, in the second, third and fourth first sidewall portion of each of said outer box, the second, the packing apparatus that has to face the third and fourth side wall portion,
A first folded portion is formed on the outer side of the first side wall portion of the inner box so as to be folded back at an upper end edge of the first side wall portion , and the folded portion is formed on the inner surface of the first side wall portion of the outer box. A second folded portion is formed on the outer side of the third side wall portion parallel to the first side wall portion of the inner box and folded back at the upper edge of the third side wall portion, and the folded portion is Opposing the third side wall of the outer box with a space,
The first flap portion respectively at both end portions and the second flap portion of the second side wall portion is protruded adjacent to the first side wall of the inner box, the first flap portion is first a first side wall of said inner box is sandwiched between one folded portion Rutotomoni, second flap portion is sandwiched between the third side wall portion and the second folded portion of the inner box,
In the second folded portion of the inner box, an arm portion projects from the end portion on the fourth side wall portion side of the outer box toward the third side wall portion of the outer box, and the tip of the arm portion is A packing device, wherein the packing device is in contact with an inner surface of a third side wall portion of the outer box . The inner box is installed in contact with the first side wall and the fourth side wall of the outer box, and the second side wall of the inner box is opposed to the second side wall of the outer box with a space. The first folded portion of the inner box is provided with an arm projecting from the end of the outer box toward the second side wall of the outer box toward the second side wall of the outer box. The packing device according to claim 1, which is in contact with the inner surface of the second side wall portion of the outer box .

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