JP2010030636A - Packing box - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a packing box for safely storing a thin item (thin image display device) to be packed keeping the item from falling in unpacking. <P>SOLUTION: This packing box comprises a top open box body 1 which is long and narrow in planar view, cushioning materials 3, 4 with a recess fitting the bottom of an item 20 to be packed which are long and narrow in planar view and are placed on the inside bottom of the body 1 and fall preventive members 10, 11 able to be mounted sideways protruding from each side face part 1b mounted on the side face part 1b of both sides of the body 1 in the shorter direction. Two mounting holes 1h, 1h are formed separately on each side face part 1b. The members 10, 11 are formed with two joining holes 10d, 10d and joining holes 11d, 11d matching the two mounting holes 1h, 1h. A mounting device 30 for mounting the members 10, 11 on the body 1 going through the holes 1h, 1h, 10d, 10d, 11d, 11d is provided. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a packaging box used when a packaged object having an elongated shape in plan view, such as a thin image display device, is conveyed.

  A packaging box for storing a stand-supporting thin type image display device in a panel main body and a stand separately is known (see Patent Document 1). Specifically, a lower cushioning material is placed on the inner bottom of a rectangular box with an open top, and the panel body is stored in the lower box with the panel body upright from above, and the panel bottom fits into the lower cushioning material. A rectangular parallelepiped shape in which the left and right stands are fitted and held at a position adjacent to the fitting portion of the panel body of the lower cushioning material, and the upper cushioning material is fitted to the upper part of the panel body, and the lower surface is opened The upper box is covered with the lower box.

Moreover, the packaging box of Patent Document 1 has a structure that facilitates the work of attaching the stand to the panel body after unpacking. Specifically, two slits with open upper ends are formed on one of the lateral side portions on the short side of the lower box at the same interval as when the left and right stands are attached to the panel body. The two upper cushioning members are provided with a holding portion that can be fitted and held in a posture in which the stand is erected, and a projection that fits into the slit of the lower box. Two upper shock absorbers are arranged on the side surface of the lower box provided with slits, and the protrusions of the upper shock absorbers are fitted into the slits of the lower box, and the left and right stands erected on each upper shock absorber After holding the panel, the panel body is lifted, the left and right stands are aligned with the stand insertion holes on the lower surface of the panel, and fixed with screws.
JP 2008-74416 A

  A wall-mounted thin image display device such as a large-sized liquid crystal television has a structure in which a stand is not used and a wall-mounting bracket (angle) is attached to the panel body and installed on the wall. Moreover, before installing on a wall, it is necessary to attach the wiring for connecting with a power supply part to a panel main body. Such mounting work is performed with the upper box removed and the panel body held in the lower box. However, in a thin image display device, the panel body is thin and the width of the lower side of the lower box is short. The posture of the box becomes unstable, and the panel body may fall down together with the lower box due to the force applied during work.

  In the packaging box of Patent Document 1, the upper cushioning material is attached only to one long side side surface portion of the lower box, and the attachment to the lower box of the upper cushioning material is due to the protrusion and the slit. If a strong force is applied to the display panel, the panel body may fall to the side of the lower box where the upper cushioning material is not attached together with the lower box. On the other hand, the lower box tilts and may fall down, which is not effective for preventing the fall.

  The present invention has been made in view of the above-described circumstances, and an object of the present invention is to provide a packaging box that can safely accommodate a thin packaged item so as not to fall over when unpacked.

  In addition, the present invention provides a packaging box that can safely carry out mounting work such as wiring for connecting with a power supply unit to a thin image display device transported to an installation place, wall mounting metal fittings, etc. The purpose is to do.

  The packaging box according to the present invention has an elongated shape in a plan view, and is disposed on an inner bottom portion of the box body, and is fitted to a bottom portion of an object to be packaged in an elongated shape in plan view. In a packaging box comprising a cushioning material having a recess and capable of accommodating the article to be packed, the packaging box is attached to both side portions located in the short direction of the box body, and is laterally extended from each side portion. It is provided with a fall prevention member that can be projected.

  According to the present invention, an object to be packed having an elongated shape in a plan view has a bottom shape fitted to a recess of a cushioning material disposed in an inner bottom portion of a box body having an elongated shape in a plan view and having an upper portion opened. The floor where the fall prevention member placed in the lateral direction on both side parts located in the short direction of the box body placed the box body when it tries to fall in the short direction while being accommodated in the packaging box Since it abuts on the surface or the like, it is possible to reliably prevent the to-be-packed item from toppling over.

  In the packing box according to the present invention, two mounting holes are provided separately from each other of the side surface portions in the above-described invention, and two coupling holes corresponding to the two mounting holes are provided in the fall prevention member. And a fitting that passes through the attachment hole and the coupling hole and attaches the fall prevention member to the box body.

  According to the present invention, two mounting holes provided in the fall prevention member corresponding to the mounting holes on the box body side are provided in the two mounting holes provided separately on one side surface portion located in the short direction of the box body. The attachment hole is aligned, and the attachment member is passed through the attachment hole and the attachment hole to attach the fall prevention member to the box body. Similarly, the two attachment holes provided in the other side surface of the box body in the short side direction and the two coupling holes provided in the fall prevention member are aligned to allow the fixture to pass therethrough. Attach to the box body. Here, since the fall-preventing member is attached to the box body at the positions of the two separated holes, there is no possibility that the attachment position will be displaced, and the attachment strength will be high. Therefore, the fall prevention member can be easily and reliably attached to the box main body by a simple operation of positioning the hole and penetrating the fitting into the hole.

  The packaging box according to the present invention has a long and narrow shape in a plan view in the above-described invention, and a lid having an opening at the bottom so as to cover the box body in a state of covering the upper portion, and a top portion inside the lid. An upper cushioning material that is disposed and has a concave portion that fits into the upper portion of the article to be packed, and each of the side portions on both sides located in the short direction of the lid and each of the side portions on both sides of the box body. In addition, the lid is placed on the box body from above, and the concave portion of the upper cushioning material is fitted to the upper portion of the packaged article, and the concave portion of the cushioning material is fitted to the bottom portion of the packaged article. A box coupling hole is provided, and the fixture is released from the fixed state and the fixed state in which the lid is fixed to the box body through the box coupling hole of the lid and the box coupling hole of the box body. It is also used as a fixture that can be switched between states.

  According to the present invention, the lid having the elongated shape in plan view is covered in a state of covering the open top of the box body in which the bottom of the packaged object having the elongated shape in plan view is fitted in the recess of the cushioning material in the inner bottom portion. Covering the box body from above and fitting the upper part of the package to the concave part of the upper cushioning material arranged on the top of the lid, one side part located in the short side direction of the lid and box body Since the box coupling holes provided in the lid and the box body are in the same position, and similarly, the box coupling holes provided in the other side surface portion of the lid and the box body in the short side direction are in the same position. The lid is fixed to the box body by passing a fixing tool through the lid and the box coupling hole of the box body, and the packaged items are cushioned at the inner bottom of the box body and the upper cushioning material at the top of the lid And is housed inside the lid and box body.

  Next, when unpacking, switch the fixture from the fixed state where the lid is fixed to the box body to the state where the fixed state is released, remove the fixture from the box coupling hole of the lid and the box body, Remove the covered lid from the box body. Then, the mounting hole provided in the side surface portion of the box body and the coupling hole provided in the fall prevention member are aligned, the fixture is passed through the attachment hole and the coupling hole, and the fall prevention member is placed in the box body. Attach to the side. Therefore, when unpacking the fixture that fixes the lid to the box body in the packaged state, the fall prevention member is effectively used as a fixture to be attached to the box body. Simplification and cost increase can be avoided.

  In the packing box according to the present invention, the fixing device in the above-mentioned invention is outwardly directed to one end of the cylindrical body in a cylindrical axis direction having a cross-section that can be inserted into the lid and the box coupling hole of the box body. And two oscillating bodies connected to each of the opposing inner wall portions of the cylindrical body, each of the two oscillating bodies extending along the cylindrical axis on the inner wall portion. A plate-like base portion supported so as to be swingable in a direction, and a flat plate portion extending from the free end portion of the base portion in a direction perpendicular to the direction of the base portion and opposite to the flange portion, Each base part of each rocking body is in contact with the inner wall part, and each flat plate part protrudes from the end part of the cylinder opposite to the flange part and is located on substantially the same plane, and is substantially parallel to the flange part. A locked portion for holding the swinging position is provided on one of the two swinging bodies, and the locking portion that can be locked and unlocked with respect to the locked portion is the above-described 2 Wherein the is provided in the other of the oscillator.

  According to the present invention, the locked state between the locked portion provided on one of the two rocking bodies connected to each of the opposing inner wall portions of the cylinder and the locking portion provided on the other is released. Then, after inserting the cylinder with the end in the cylinder axial direction on the opposite side to the side where the flange of the cylinder is provided in the box coupling hole of the side part of the lid and the box body at the same position, Plate-shaped base portions that are provided in two rocking bodies connected to each of the opposing inner wall portions of the cylindrical body and are supported on the inner wall portion so as to be able to swing along the cylinder axis are brought into contact with the inner wall portion. The flat plate portion extending from the free end portion of each base portion to the side opposite to the flange portion in the direction orthogonal to the direction of the base portion is the end portion of the cylinder opposite to the flange portion. Projecting from the same position, being positioned substantially parallel to the flange, and further, the locking portion is locked to the locked portion, so that the swinging position of the two swinging bodies is set. Hold . As a result, the flange portion comes into contact with the side surface portion of the lid, the flat plate portion comes into contact with the side surface portion of the box body, and the fixing tool is switched to a fixed state in which the lid is fixed to the box body.

  Next, the locking of the locking portion with respect to the locked portion is released, so that each flat plate portion returns from the state of protruding from the end of the cylindrical body on the side opposite to the flange portion to the inside of the cylindrical body. After each base is swung in the direction along the cylinder axis, the cylinder inserted in the box coupling hole in the side part of the lid and the box body is pulled out, and the fixture is released from the fixed state to fix the lid to the box body. Can be switched. Therefore, a specific embodiment of a fixture that can be switched between a fixed state in which the lid is fixed to the box body and a state in which the fixed state is released can be obtained.

  The packaging box according to the present invention is disposed on both ends in the longitudinal direction inside the lid in the above-described invention, and has a side cushioning material having recesses that fit into lateral sides on both sides in the longitudinal direction of the packaged object. The side cushioning material is formed such that one of the side portions located on both sides of the concave portion in the short side direction of the lid is formed longer in the longitudinal direction of the lid than the other, The side cushioning material can be attached to the side portion of the box body with the side cushioning material also being used and the side portion having a long length in the longitudinal direction of the lid positioned on the lower side. Features.

  According to the present invention, the cover is placed on the box body from above in a state of covering the open top of the box body in which the bottom of the packaged object is fitted in the recess of the cushioning material, and the upper cushioning material The upper part of the article to be packed is fitted into the concave part, and the lateral side parts on both sides in the longitudinal direction of the article to be packed are fitted into the concave part of the side cushioning material arranged at both ends in the longitudinal direction inside the lid. After that, the fixing device is passed through the box coupling hole at the same position of each side portion located in the short side direction of the lid and the box main body to switch to a fixed state in which the lid is fixed to the box main body, and the object to be packed is switched to the box main body. The cushioning material at the inner bottom, the top cushioning material at the top of the lid, and the side cushioning materials at both ends in the longitudinal direction of the lid are fitted into the lid and the box body.

  Next, when unpacking, switch the fixture from the fixed state where the lid is fixed to the box body to the state where the fixed state is released, remove the fixture from the box coupling hole of the lid and the box body, Remove the covered lid from the box body. And the said coupling hole provided in the side part cushioning material of the state in which the side part with the longer length in the longitudinal direction of a lid | cover is located in the lower side among the side parts located in the both sides of a recessed part in the transversal direction of a lid | cover And the mounting hole provided in the side surface portion of the box main body are aligned, and the side cushioning material is attached to the side surface portion of the box main body by passing the fixing tool through the mounting hole and the coupling hole. Therefore, the side cushioning material fitted to the lateral sides on both sides in the longitudinal direction of the packaged item is effectively used as a fall prevention member during unpacking, so there is no need to prepare a dedicated fall prevention member. The structure of the packaging box can be simplified, the cost can be avoided, and the length of the part protruding in the lateral direction is increased because it is located below the side cushioning material attached to the side part of the box body. The fall prevention effect becomes high.

  In the packing box according to the present invention, the side cushioning material in the above-described invention includes a cushioning material main body in which the recess is formed, and a contact surface that is attached to the cushioning material main body and abuts on an inner peripheral portion of the lid The side cushioning material is disposed on the side surface of the box body by a fitting that penetrates the attachment hole of the box body and the coupling hole of the reinforcement material. The abutment surface of the reinforcing member abuts on the outer peripheral surface of the side surface portion of the box body in a state of being attached to the portion.

  According to the present invention, in the packed state, the lateral side portions on both sides in the longitudinal direction of the article to be packed are fitted into the recesses formed in the cushioning material body of the side cushioning material, and the reinforcing material attached to the cushioning material body The abutting surface of the lid is brought into contact with the inner peripheral portion of the lid. On the other hand, when attaching the side cushioning material to the side surface of the box body during unpacking, align the coupling hole provided in the contact surface of the reinforcing material and the mounting hole provided in the side surface of the box body, In a state where the contact surface of the reinforcing material is in contact with the outer peripheral surface of the side surface portion of the box main body, the fixing tool is passed through the mounting hole and the coupling hole to fix the reinforcing material to the side surface portion of the box main body. Therefore, the cushioning function of the side cushioning material is ensured by the cushioning material body, and the stability of holding by the inner periphery of the lid in the packed state and the stability of mounting to the side part of the box body when unpacking are reinforced. It can be improved by the material.

The packaging box according to the present invention is provided with a groove of a predetermined depth in one of the cushioning material main body or the reinforcing material in the above-described invention, and the other is provided with a fitting portion that can be fitted into the groove. Is provided in the cushioning material body, and the other of the locking portion or the locked portion is used as the reinforcing material. It is provided.
According to the present invention, when the fitting portion provided on the other side of the cushioning material main body or the reinforcing material is fitted into the groove provided on one side of the cushioning material main body or the reinforcing material, One of the locking portions and the other of the locking portion or the locked portion provided on the reinforcing material are locked with each other. Therefore, since the reinforcing material is attached to the cushioning material main body by the operation of inserting the fitting portion provided in the other into the groove provided in one of the cushioning material main body or the reinforcing material, the mounting of the reinforcing material to the cushioning material main body can be performed with one touch. It can be done easily.

The packaging box according to the present invention is characterized in that the fall prevention member in the above-described invention is also used as the upper cushioning material.
According to the present invention, at the time of unpacking, the upper cushioning material is attached to the side surface portion of the box body to form the fall prevention member. Therefore, the upper cushioning material that fits in the upper part of the packaged item in the packaged state is effectively used as a fall prevention member when unpacking, so there is no need to prepare a dedicated fall prevention member, simplifying the packaging box configuration Cost increases can also be avoided.

The packaging box according to the present invention is in contact with the inner bottom portion at the center in the longitudinal direction of the box body in the above-described invention, and the groove portion that houses the bottom portion of the packaged object and the inner peripheral surface in the short direction of the box body. A center cushioning material having a side surface is provided, and the fall prevention member is located on both sides of the central cushioning material in the lateral direction of the box body.
According to the present invention, the bottom portion of the article to be packed is fitted to the concave portion of the cushioning material disposed on the inner bottom portion of the box body, and is provided at the inner bottom portion in the center in the longitudinal direction of the box body. The central cushioning material is accommodated in the groove portion of the central cushioning member in which the side surface portion abuts against the inner peripheral surface of the box body in the short direction. When unpacking, the fall prevention members attached to the side parts of the box body are located on both sides of the central cushioning material in the short direction of the box body, so that the side parts of the box body will deform when the fall prevention member tilts However, deformation is suppressed by the central cushioning material. Therefore, it is possible to enhance the effect of the cushioning material that protects the bottom of the packaged item in the packed state, and to enhance the fall prevention effect of the fall prevention member when unpacking.

The packaging box according to the present invention is characterized in that the object to be packed in the above-described invention is a thin image display device.
According to the present invention, a thin image display device that has an elongated shape in plan view and is housed by fitting the bottom portion into the recess of the cushioning material disposed in the inner bottom portion of the box body that is open at the top is short. Even if it is inclined to tilt in the direction, the fall is reliably prevented by the fall prevention members attached to the side portions on both sides located in the short direction of the box body so as to project laterally.

  According to the packaging box according to the present invention, when a thin packaged object having an elongated shape in plan view is accommodated in the elongated package box in plan view with the bottom portion fitted to the cushioning material, the packaged object and the packaging box are stored. Is tilted in the short direction and is easy to fall down, but it is prevented from falling by the anti-tip members that protrude laterally on the side surfaces on both sides located in the short direction of the box body. There is provided a packaging box that can be safely housed so that it does not fall over when unpacking.

  According to the packaging box of the present invention, the thin image display device housed in the box body having an elongated shape in plan view and opened at the top is prevented from falling down, so that the thin image conveyed to the installation location Provided is a packaging box in which wiring for connecting a power supply unit to a display device, mounting work such as a wall-mounting metal fitting can be safely performed while preventing the product from falling over.

  Hereinafter, embodiments of a packaging box according to the present invention will be described with reference to the drawings, taking as an example a case where an object to be packed is a thin image display device (for example, a wall-mounted liquid crystal display device). FIG. 1 is a perspective view showing a configuration of a packaging box according to the present invention, FIG. 2 is a perspective view showing an arrangement of cushioning materials in the packaging box, and FIGS. 3 and 4 show configurations of side cushioning materials of the packaging box. FIG. 5 is a perspective view showing a state in which an object to be packed is held by a cushioning material in the packing box, and FIG. 6 is a cross-sectional view showing a packing state in the packing box.

  The packaging box according to the present invention includes a rectangular parallelepiped box body 1 having an upper portion 1a opened and a rectangular parallelepiped lid 2 having a lower portion 2a opened. Both the box body 1 and the lid 2 have an elongated shape (rectangular shape) in plan view, and the inner side of the lower part 2 a of the lid 2 is so covered that the lid 2 covers the upper part 1 a of the box body 1. The circumferential dimension is made slightly larger than the outer circumferential dimension of the upper part 1 a of the box body 1. The vertical dimension of the lid 2 is longer than the vertical dimension of the box body 1. The image display device 20 includes a display panel unit 20a and a speaker unit 20b attached to the lower part of the display panel unit 20a.

  The box body 1 has side portions 1b on both sides located in the short side direction and side portions 1c on both sides located in the longitudinal direction. The lid | cover 2 has the side part 2b of the both sides located in a transversal direction, and the side part 2c of the both sides located in a longitudinal direction. In FIG. 1, plate pieces 2e, 2e, 2e, 2e are connected to the respective edge portions on the top 2d side of the four side portions 2b, 2c of the lid 2 so as to be foldable, and the plate pieces 2e, 2e, 2e, The lid 2 is shown in which 2e, 2e is bent inward and the plate pieces 2e, 2e, 2e, 2e are connected to each other with metal fittings to close the top 2d, but the top 2d is previously closed with a plate material. A lid may be used. The box body 1 and the lid are made of corrugated board material.

  On the inner bottom of the box body 1, lower cushioning materials 3 and 4 are disposed at both ends in the longitudinal direction, and a central cushioning material 5 is disposed at the center. Each of the lower cushioning materials 3 and 4 has a substantially rectangular parallelepiped shape, and three side surfaces are in contact with the inner peripheral surfaces of the two side surface portions 1b and the one side surface portion 1c of the box body 1 in a plan view. Each lower cushioning material 3, 4 has upper portions 3 a, 4 a protruding upward from the box body 1, and the outer peripheries of the upper portions 3 a, 4 a are on the upper edge portions of the side surface portions 1 b, 1 c of the box body 1. Covered. Each of the lower cushioning materials 3 and 4 includes two inner walls parallel to the longitudinal direction of the box body 1 and opposed to each other at a predetermined interval in the lateral direction, and inner walls on the side surface 1c side and the bottom 1d side of the box body 1 There are provided recesses 3b and 4b opened on the upper side of the box body 1 and on the inner side in the longitudinal direction. In order to make it easier to fit the bottom of the display panel unit 20a, one of the two inner walls of the recesses 3b and 4b facing the short direction of the box body 1 is partially removed. The dimensions of the recesses 3b and 4b in the short direction of the box body 1 are slightly larger than the thickness of the bottom of the display panel portion 20a.

  The lower cushioning materials 3 and 4 are provided with projections 3c and 4c on the outer peripheral portion of the box body 1 on the side in contact with the side surface portion 1b, and the locking holes 1e and 1e for locking the projections 3c and 4c are provided in the box. The main body 1 is provided on the side portions 1b and 1b. By holding the projections 3c and 4c of the lower cushioning materials 3 and 4 in the locking holes 1e and 1e of the box body 1, the lower cushioning materials 3 and 4 are held so as not to be detached from the box body 1. .

  The upper edge portion of each side surface portion 1 b of the box body 1 has a rectangular notch 1 f at the center position in the longitudinal direction of the box body 1. The central cushioning material 5 has a substantially rectangular parallelepiped shape, and the upper end portion is positioned slightly below the upper edge portion of the side surface portion 1 b of the box body 1. The central cushioning material 5 is in contact with the inner peripheral surface of the side surface portion 1 b of the box body 1 at the lower side portions of the two side surface portions 5 a located in the short side direction of the box body 1 in plan view. The upper portions of the two side surface portions 5 a protrude outward and fit into the notches 1 f of the side surface portion 1 b of the box body 1, and the central cushioning material 5 is held at the center position of the box body 1. The central cushioning material 5 has a groove portion 5 b that is parallel to the longitudinal direction of the box body 1 and opened upward. The bottom position of the groove 5b is located below the bottom position of the recesses 3b and 4b of the respective lower cushioning materials 3 and 4, and the width of the groove 5b is formed wider than the size of the speaker part 20b.

  Upper end cushioning materials 6 and 7 are disposed at both ends in the longitudinal direction of the top portion 2 d inside the lid 2. Each upper end cushioning material 6, 7 has a substantially rectangular parallelepiped shape, and its three side surfaces abut against the inner peripheral surfaces of the two side surface portions 2 b and one side surface portion 2 c of the lid 2 in plan view. Each upper end cushioning material 6, 7 has two inner walls parallel to the longitudinal direction of the lid 2 and opposed to each other at a predetermined interval in the lateral direction, an inner wall on the side surface 2 c side, and the top 2 d side of the lid 2 And recesses 6a and 7a that are open on the lower side of the lid 2 and on the inner side in the longitudinal direction. In order to make it easy to fit the upper part of the display panel unit 20a, one of the two inner walls facing the short direction of the recesses 6a and 7a is partially removed. The dimension in the short direction of the lid 2 of the recesses 6a and 7a is slightly larger than the thickness of the upper part of the display panel unit 20a.

  Two upper auxiliary cushioning materials 8, 8 are disposed on the top 2 d inside the lid 2 so as to be spaced apart from the upper end cushioning materials 6, 7 in the longitudinal direction. Each upper auxiliary cushioning material 8, 8 has recesses 8 a, 8 a that are parallel to the longitudinal direction of the lid 2 and open downward. In order to make it easy to fit the upper part of the display panel unit 20a, one of the two inner walls facing the short direction of the recesses 8a, 8a is partially removed. The dimension in the short direction of the lid 2 of the recesses 8a, 8a is slightly larger than the thickness of the upper part of the display panel unit 20a. Grooves 8b and 8b having a V-shaped cross section and parallel to the longitudinal direction of the lid 2 are provided at one end of the lid 2 of each upper auxiliary cushioning material 8 and 8 in the longitudinal direction. Grooves 6b and 7b that are V-shaped in cross section and parallel to the longitudinal direction of the lid 2 are provided at one end portion in the longitudinal direction of 2. A connecting material obtained by bending a long corrugated cardboard plate in the longitudinal direction of the lid 2 into the grooves 8b and 8b of the upper auxiliary cushioning materials 8 and 8 and the grooves 6b and 7b of the upper end cushioning materials 6 and 7, respectively. Each end of 9, 9 is locked.

  Inside the lid 2, the side cushioning materials 10 and 11 are arranged at intermediate positions between the upper cushioning materials 6 and 7 and the lower cushioning materials 3 and 4 of the box body 1. Each side buffer material 10 and 11 has buffer material main bodies 10a and 11a, and reinforcing materials 10b and 11b assembled to the buffer material main bodies 10a and 11a. Each cushioning material main body 10 a, 11 a has a substantially rectangular parallelepiped shape whose outer shape is long in the short direction of the lid 2. Each of the reinforcing members 10b and 11b is a corrugated board material having a U-shaped cross section having lateral walls K1 and K2 and a bottom wall K3 on both sides, and an outer peripheral surface 10b1 of the bottom wall K3 of each of the reinforcing members 10b and 11b. 11b1 contacts the inner peripheral portion of the lid 2.

  The shock-absorbing material body 10a has two grooves m1 and m2 into which the respective lateral walls K1 and K2 of the reinforcing material 10b are fitted, and is located on both sides of the central portion 10a3 and the central portion 10a3 by the two grooves m1 and m2. It is divided into side portions 10a1 and 10a2. The central portion 10a3 has two inner walls parallel to the longitudinal direction of the lid 2 and opposed to each other at a predetermined interval in the lateral direction, and is provided with a concave portion 10c opened inside the longitudinal direction of the lid 2. The shock absorber main body 11a has two grooves m1 and m2, a central portion 11a3, and side portions 11a1 and 11a2 as in the shock absorber main body 10a. The central portion 11a3 has a concave portion 11c similar to the concave portion 10c. It is provided. The dimension in the short direction of the lid 2 of each of the recesses 10c and 11c is slightly larger than the thickness of the upper part of the display panel unit 20a.

  Of the two side portions 10a1 and 10a2 of the cushioning material main body 10a, one side portion 10a1 is formed such that the length X in the longitudinal direction of the lid 2 is longer than the other side portion 10a2. Similarly, of the two side portions 11a1 and 11a2 of the cushioning material main body 11a, one side portion 11a1 is formed so that the length X in the longitudinal direction of the lid 2 is longer than the other side portion 11a2.

  Downward concave portions 6c and 7c are provided at the lower end portions of the upper end cushioning materials 6 and 7, and upward concave portions 3d and 4d are provided at the upper end portions of the lower cushioning materials 3 and 4, respectively. The reinforcing members 10b and 11b have locking portions L1 that are locked to the recesses 6c and 7c at the lower ends of the upper end cushioning materials 6 and 7 at the upper portion, and the upper end portions of the lower cushioning materials 3 and 4 at the lower portion. It has the latching | locking part L2 latched by these recessed parts 3d and 4d. The engaging portions L1 of the reinforcing members 10b and 11b are engaged with the recesses 6c and 7c at the lower end portions of the upper end cushioning members 6 and 7, and the engaging portions L2 of the reinforcing members 10b and 11b are engaged with the lower cushioning members 3 respectively. , 4 are engaged with the recesses 3c, 4c at the upper end portions thereof, so that the positions of the side cushioning materials 10, 11 do not shift vertically.

  The lower cushioning materials 3 and 4, the central cushioning material 5, the upper end cushioning materials 6 and 7, the upper auxiliary cushioning materials 8 and 8, and the cushioning material bodies 10 a and 11 a of the side cushioning materials 10 and 11 are foamed. Made of synthetic resin material.

  Next, the mounting of the reinforcing material 10b to the cushioning material main body 10a will be described with reference to FIGS. 3 and 4 are partially enlarged views of the cross section at the center position of the central portion 10a3 of the cushioning body 10a. Cutouts KK1 and KK2 having a predetermined height from the bottom wall K3 side are formed on both lateral walls K1 and K2 at the center portion in the longitudinal direction of the reinforcing member 10b so as to be approximately the same as or slightly wider than the width of the cushioning body 10a. . The bottom wall K3 between the notch KK1 of one side wall K1 and the notch KK2 of the other side wall K2 can be bent at the position of the line connecting the ends of both notches KK1 and KK2, and a reinforcing material Two bent pieces N1 and N2 facing in the longitudinal direction 10b are formed. Tongue pieces N11 and N21 are provided at the front ends of the bent pieces N1 and N2. Further, the central portion 10a3 of the cushioning material main body 10a has a stepped locking portion m3 that is recessed by a predetermined depth from the outer peripheral surface at the end opposite to the side where the grooves m1 and m2 are opened.

  In a state where the longitudinal direction of the cushioning body 10a and the longitudinal direction of the reinforcing member 10b are orthogonal to each other, the notch KK1 of the lateral wall K1 is fitted into the groove m1 of the cushioning body 10a, and the notch KK2 of the lateral wall K2 is inserted into the cushioning body. If it inserts in the groove | channel m2 of 10a, each bending piece N1, N2 will contact | abut to the upper part of the center part 10a3 of the buffer material main body 10a, it will bend, and both bending pieces N1, N2 will be expanded. When both notches KK1 and KK2 are inserted to the position where they reach the bottoms of the respective grooves m1 and m2, the bent pieces N1 and N2 are brought into contact with the outer peripheral surface of the side portion of the central portion 10a3, and then the tip ends. It returns to the direction opposite to the bending direction by the elastic force, and is locked to the locking portion m3 of the central portion 10a3 of the cushioning material main body 10a. In this locked state, the tongue pieces N11 and N21 of the bent pieces N1 and N2 face outward, and the locked state can be released by pulling the tongue pieces N11 and N21. The mounting of the reinforcing material 11b to the buffer material main body 11a is the same as the mounting of the reinforcing material 10b to the buffer material main body 10a.

  Two rectangular box coupling holes 1g, 1g are provided separately on each side surface portion 1b of the box body 1. The lid 2 covers the box body 1 from above, and the concave portions 6a and 7a of the upper end cushioning materials 6 and 7 and the concave portions 8a and 8a of the upper auxiliary cushioning materials 8 and 8 are formed on the upper portion of the display panel portion 20a. Two rectangular shapes are fitted at the same positions as the box coupling holes 1g and 1g of the box body 1 with the recesses 3b and 4b of the lower cushioning materials 3 and 4 fitted to the bottom of the display panel 20a. The box coupling holes 2f, 2f are spaced apart. Fixing that can be switched between a fixed state in which the lid 2 is fixed to the box body 1 through the box coupling holes 2f, 2f of the lid 2 and the box coupling holes 1g, 1g of the box body 1 and a state in which the fixed state is released. A tool 30 is provided.

  7 is a front view of the fixture 30, FIG. 8 is a side sectional view taken along line VIII-VIII in FIG. 7, FIG. 9 is a plan sectional view taken along line IX-IX in FIG. FIG.

  The fixture 30 includes a cylindrical body 31 having a substantially oval cross section that can be inserted into the box coupling holes 2f and 2f of the lid 2 and the box coupling holes 1g and 1g of the box body 1, and one of the cylindrical bodies 31 in the cylinder axial direction. A flange 32 extending outward at the end, and two oscillating bodies 33, 34 connected to the opposing inner wall portions 31 a, 31 a of the cylindrical body 31 are provided. The cylindrical body 31, the flange 32, and the oscillating bodies 33 and 34 are integrally formed of the same synthetic resin material.

  Each of the two oscillating bodies 33 and 34 includes a plate-like base portion 33a and 34a supported on the inner wall portions 31a and 31a so as to be swingable in a direction along the cylindrical axis, and a base portion from the free end portion of the base portions 33a and 34a. Flat plate portions 33b and 34b extending to the opposite side of the flange portion 32 in a direction orthogonal to the direction of 33a and 34a (direction parallel to the plate surface) are provided. The base end portions of the base portions 33a and 34a are thinned so that the base portions 33a and 34a swing with respect to the inner wall portions 31a and 31a.

  The oscillating body 33 includes a plate-like portion 33c that extends from the free end portion of the base portion 33a to the opposite side of the flat plate portion 33b and protrudes outside the cylindrical body 31 from the position of the flat plate portion 33b. Two row-like projections 33d and 33d that are parallel to the direction along the cylinder axis are erected on the surface of the plate-like portion 33c facing the inside of the cylinder 31. One end of each of the row projections 33d and 33d is fixed to the base 33a. The other end of each of the row-shaped protrusions 33d and 33d is opened, and a notch 33e is formed at a corner on the side far from the surface of the plate-like portion 33c at the other end. The interval between the two row-like projections 33d and 33d is narrow on the side close to the surface of the plate-like portion 33c and wide on the side far from the surface of the plate-like portion 33c.

  The free end portion of the base portion 34 a of the rocking body 34 has an extension portion 34 c that projects outward from the cylindrical body 31 so as to face the end portion of the plate-like portion 33 c of the rocking body 33. Two row-like projections 34d and 34d that are parallel to the direction along the cylinder axis are provided upright on the surface of the base 34a of the rocking body 34 facing the inside of the cylinder 31. One end of each of the row projections 34d and 34d is fixed to the extension 34c. At the other end of each of the row-shaped protrusions 34d and 34d, bent portions 34e and 34e bent to the sides approaching each other at an angle smaller than 90 degrees are formed.

  The interval between the bent portions 34e and 34e of the two row projections 34d and 34d of the rocking body 34 is narrower than the gap between the free end portions of the two row projections 33d and 33d of the rocking body 33. The free end portions of the two row-like projections 33d and 33d are pushed in from the side of the flange 32 along the cylinder axis in a state where the gap between the free end portions of the two row-like projections 33d and 33d is narrowed with a finger. After passing between the bent portions 34e and 34e, if the force sandwiching the row projections 33d and 33d is weakened, the interval between the row projections 33d and 33d returns to the original size, and the two row projections 33d and 33d The notches 33e and 33e are locked inside the bent portions 34e and 34e of the two row-shaped protrusions 34d and 34d. As a result, the base portions 33a and 34a of the two oscillating bodies 33 and 34 come into contact with the inner wall portions 31a and 31a, and the flat plate portions 33b and 34b protrude from the end portion of the cylindrical body 31 opposite to the flange portion 32. Are located on substantially the same plane and are held at a swing position that is substantially parallel to the flange 32. In the case of releasing the lock, the flange 32 is in a state in which the free ends of the row projections 33d and 33d locked to the bent portions 34e and 34e of the row projections 34d and 34d are sandwiched between fingers and the interval is narrowed. The lock is released by pulling toward.

Next, the structure which uses the side buffer materials 10 and 11 as a fall prevention member is demonstrated.
As shown in FIG. 1, two rectangular attachment holes 1h and 1h are provided on each side surface portion 1b of the box body 1 at both ends in the longitudinal direction from the position of the notch 1f. Further, two rectangular coupling holes 10d and 10d and coupling holes 11d and 1d corresponding to the mounting holes 1h and 1h of the box body 1 are separated from the reinforcing members 10b and 11b of the side cushioning materials 10 and 11, respectively. It is provided. The mounting hole 1h, the coupling hole 10d, and the coupling hole 11d have substantially the same dimensions, and the separation distance between the holes is also substantially the same.

FIG. 11 is a perspective view showing an attachment state of the fall prevention member, FIG. 12 is a perspective view showing an attachment completion state of the fall prevention member, and FIG. 13 is a sectional view showing an action of the fall prevention member.
The longitudinal direction of the reinforcing material 10b of the one side cushioning material 10 is directed to the longitudinal direction of the box body 1, and the side portion 10a1 having a long length X in the direction orthogonal to the side surface portion 1b is located on the lower side, and the reinforcing material 10b In the state where the two coupling holes 10d, 10d are aligned with the two mounting holes 1h, 1h of the one side surface portion 1b, the fixture 30 is connected to the coupling holes 10d, 10d and the mounting holes 1h, 1h. Let it penetrate and fix. The side cushioning material 10 is attached to one side surface portion 1b in a state where the outer peripheral surface 10b1 of the bottom wall K3 of the reinforcing material 10b is in contact with the side surface portion 1b of the box body 1.

  Similarly, the longitudinal direction of the reinforcing material 11b of the other side cushioning material 11 is oriented in the longitudinal direction of the box body 1, and the side portion 11a1 having a long length X in the direction orthogonal to the side surface portion 1b is located on the lower side. In a state where the two coupling holes 11d and 11d of the material 11b are aligned with the two mounting holes 1h and 1h of the other side surface portion 1b, the fixture 30 is connected to the coupling holes 11d and 11d and the mounting holes 1h and 1h. And let it pass through. With the outer peripheral surface 11b1 of the bottom wall K3 of the reinforcing member 11b in contact with the side surface portion 1b of the box body 1, the other side cushioning material 11 is attached to the side surface portion 1b.

  As shown in FIG. 13, the thin image display device 20 has a center of gravity at a high position in the approximate center of the display panel portion 20 a, while the lateral width D of the bottom of the box body 1 is narrow, so that the fall prevention angle (inclined) is reduced. Even if the two side cushioning materials 10 and 11 are attached to the box body 1 as described above, the two side cushioning materials 10 and 11 are Projecting in a lateral direction from both side portions 1b, 1b increases the above-described fall prevention angle, thereby exhibiting a fall prevention function. FIG. 13 shows a case where the lower position of each side cushioning material 10, 11 is the same position as the bottom position of the box body 1, but the lower position of each side cushioning material 10, 11 is indicated by the box body 1. The position may be slightly higher than the bottom position. Since each side cushioning material 10 and 11 is located on the lower side of each side portion 10a1 and 11a1 having a long length X in the direction orthogonal to the side surface portion 1b, the floor ground contact area of each side cushioning material 10 and 11 is also wide. The resistance to falling when the narrow box body 1 is about to fall in the short direction increases. When the lower position of the side cushioning materials 10 and 11 is higher than the bottom position of the box body 1, the side cushioning materials 10 and 11 are tilted when the box body 1 is about to fall in the short direction, but with a small tilt angle. Since the tip of 11 is in contact with the floor or the like, the fall prevention effect is enhanced.

  Further, since the central cushioning material 5 is located in contact with the inner peripheral surface of the box body 1 having a width D between both side cushioning materials 10 and 11, the box body 1 may fall in the short direction. Even if the side surface portion 1b of the box body 1 is pushed by the side cushioning materials 10 and 11 in contact with the floor or the like, the box body 1 is not deformed by the central cushioning material 5 and the side cushioning materials 10 and 11 are not deformed. Since it catches, the fall prevention effect becomes high.

The packing operation using the packing box according to the present invention described above is performed according to the following procedure.
(1) The lower cushioning materials 3 and 4 and the central cushioning material 5 are arranged on the inner bottom of the box body 1.
(2) The thin image display device 20 is accommodated in the box body 1 from above, the bottom of the display panel portion 20a is fitted into the recesses 3b and 4b of the lower cushioning materials 3 and 4, and the groove portion 5b of the central cushioning material 5 is inserted. The speaker unit 20b is positioned.
(3) Both side portions of the display panel portion 20a while the respective locking portions L2 on the lower side of the reinforcing members 10b, 11b of the side buffer materials 10, 11 are locked to the recesses 3d, 4d of the lower buffer materials 3, 4. The concave portions 10c and 11c of the side cushioning materials 10 and 11 are fitted to the side portions.
(4) The recesses 6a and 7a of the upper end cushioning materials 6 and 7 are fitted to the upper end of the display panel portion 20a, and the recesses 6c and 7c of the upper end cushioning materials 6 and 7 are fitted to the reinforcing members 10b and 11b. After engaging the upper locking portions L1 and fitting the recesses 8a of the upper auxiliary cushioning material 8 to the upper part of the display panel portion 20a, the upper end cushioning materials 6 and 7 and the upper auxiliary cushioning material 8 are connected. Connect with materials 9 and 9.
(5) Cover the lid 2 from above, and fix the lid 2 to the box body 1 by passing the fixture 30 through the box coupling holes 2f, 2f of the lid 2 and the box coupling holes 1g, 1g of the box body 1.
(6) Finally, the plate pieces 2e, 2e, 2e, 2e of the top portion 2d of the lid 2 are bent inward, and the plate pieces 2e, 2e, 2e, 2e are connected to each other with metal fittings, etc. close.

Moreover, the unpacking operation | work of the packing box based on this invention is performed in the following procedures.
(1) The fixed state of the fixing tool 30 is released and taken out, and the lid 2 covering the box body 1 is removed from above the box body 1.
(2) Remove the upper end cushioning materials 6 and 7 and the upper auxiliary cushioning material 8 fitted to the upper part of the display panel 20a.
(3) Remove each side cushioning material 10, 11 fitted to the side of the display panel 20a, and use the fixture 30 taken out in (1) to place each side cushioning material 10, 11 in a box The body 1 is attached to the side portions 1b and 1b on both sides as a fall prevention member.
(4) Finally, a wall mounting bracket (angle) is attached to the back of the display panel unit 20a, and wiring with the power supply unit is connected. Thereafter, the thin image display device 20 is removed from the box body 1 and installed on a wall or the like.

  In the above-described embodiment, the fall prevention member is also used in the side cushioning materials 10 and 11, but other members, for example, two upper cushioning materials 6, 7 or two upper auxiliary cushioning materials 8 are used. May be used together.

  Further, in the above-described embodiment, two attachment holes 1h, 1h are provided in the side surface portions 1b, 1b of the box body 1, and two coupling holes 10d are provided in the reinforcing members 10b, 11b of the side cushioning materials 10, 11. , 10d is shown, but the fixture 30 is attached to one attachment hole provided in the side surface portions 1b, 1b of the box body 1 and one coupling hole provided in the side cushioning materials 10, 11. A structure in which the side cushioning materials 10 and 11 (falling prevention members) are attached to the side surface portions 1b and 1b of the box body 1 may be used. When one attachment hole is provided in the side surface portions 1b, 1b of the box body 1, for example, one attachment hole 1h of the two attachment holes 1h, 1h and the two coupling holes 10d, 10d. Of these, a structure may be provided in which one coupling hole 10d corresponding to one mounting hole 1h is provided. Or the structure which provides one attachment hole in the position of the side parts 1b and 1b corresponding to the center position of the center shock absorbing material 5 in the longitudinal direction of the box main body 1 (In this case, it fixes to the outer peripheral part of the center shock absorbing material 5). A recess is formed so that the tool 30 does not hit). In the case of this structure, since the tipping prevention member is attached to the box body at the center position of the central cushioning material 5 where the side face part 5a is in contact with the inner peripheral surface of the side face parts 1b, 1b, the function of preventing tipping is exerted in a well-balanced manner. can do.

It is a perspective view which shows the structure of the packaging box which concerns on this invention. It is a perspective view which shows arrangement | positioning of the shock absorbing material of the packaging box which concerns on this invention. It is a perspective view which shows the structure of the side buffer material of the packaging box which concerns on this invention. It is a perspective view which shows the structure of the side buffer material of the packaging box which concerns on this invention. It is a perspective view which shows the holding | maintenance state of the to-be-packaged object by the shock absorbing material of the packaging box which concerns on this invention. It is sectional drawing which shows the packing state by the packing box of this invention. It is a front view of a fixing tool. It is side surface sectional drawing in the VIII-VIII line of FIG. FIG. 8 is a cross-sectional plan view taken along line IX-IX in FIG. 7. It is side surface sectional drawing of the fixing tool in a fixed release state. It is a perspective view which shows the attachment state of the fall prevention member. It is a perspective view which shows the attachment completion state of a fall prevention member. It is sectional drawing which shows the effect | action of a fall prevention member.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Box main body 1a Upper part 1b Side part 1g Box coupling hole 1h Mounting hole 2 Lid 2a Lower part 2d Top part 2f Box coupling hole 3 Lower shock absorbing material (buffer material)
3b Recess 4 Lower cushioning material (cushioning material)
4b Concave part 5 Central shock absorbing material 5a Side surface part 5b Groove part 6 Upper end shock absorbing material (upper shock absorbing material)
6a Concave portion 7 Upper end cushioning material (upper cushioning material)
7a Concave portion 8 Upper auxiliary cushioning material (upper cushioning material)
8a Concave portion 10 Side cushioning material 10a Buffer material body 10a1 Side portion 10b Reinforcement material 10b1 Outer peripheral surface (contact surface)
10c Concave part 10d Coupling hole 10f Outer peripheral surface (contact surface)
11 side cushioning material 11a cushioning material body 11a1 side 11b reinforcing material 11b1 outer peripheral surface (contact surface)
11c Concave portion 11d Bonding hole 20 Image display device (packaged object)
30 Fixing tool (mounting tool)
31 Cylindrical body 31a Inner wall part 32 Gutter part 33 Oscillating body 33a Base part 33b Flat plate part 33d Line-shaped protrusion (locking part)
33e Notch (locking part)
34 Oscillator 34a Base 34b Flat plate part 34d Row projection (locked part)
34e Bent part (locked part)
K1 Horizontal wall (insertion part)
K2 Horizontal wall (insertion part)
m1 groove m2 groove m3 locking part N1 bent piece (locked part)
N2 bent piece (locked part)

Claims (10)

A box body having an elongated shape in plan view and having an open top, and a cushioning material disposed on the inner bottom of the box body and having a recess that fits into the bottom of the packaged object in the shape of the elongated shape in plan view , In a packing box capable of accommodating the packaged item,
A packaging box, comprising a fall prevention member attached to side portions on both sides located in a short direction of the box body and capable of projecting laterally from each side portion. Two mounting holes are provided separately in each of the side surfaces,
Two coupling holes corresponding to the two mounting holes are provided in the fall prevention member,
The packaging box according to claim 1, further comprising an attachment that passes through the attachment hole and the coupling hole and attaches the fall prevention member to the box body. The lid has an elongated shape in plan view, and is disposed on a lid that is open at the bottom so as to cover the top of the box so as to cover the top, and is fitted to the top of the lid, and is fitted to the top of the packaged item. Further comprising an upper cushioning material having a recess,
The lid is placed on the box body from above and the recesses of the upper cushioning material are respectively placed on the side surfaces on both sides located in the short direction of the lid and the side surfaces on both sides of the box body. Is provided with a box coupling hole that is in the same position in a state where the concave portion of the cushioning material is fitted to the bottom of the packaged item,
The fixture is a fixed fixture that can be switched between a fixed state in which the lid is fixed to the box body and a state in which the fixed state is released through the box coupling hole in the lid and the box coupling hole in the box body. The packaging box according to claim 2, wherein the packaging box is provided. The fixture includes a cylinder having a cross-section that can be inserted into the box coupling hole of the lid and the box body, a flange extending outwardly at one end in the cylinder axis direction of the cylinder, Two oscillating bodies connected to each of the opposing inner wall portions,
Each of the two oscillating bodies includes a plate-like base portion supported on the inner wall portion so as to be able to oscillate in a direction along the cylinder axis, and the flange in a direction orthogonal to the direction of the base portion from the free end portion of the base portion. A flat plate portion extending on the opposite side of the portion, each base portion of the two oscillating bodies abuts on the inner wall portion, and each flat plate portion is an end portion of the cylinder opposite to the flange portion. A locked portion for holding a swing position that protrudes from substantially the same plane and is substantially parallel to the flange portion is provided on one of the two swing bodies, and the locked portion The packing box according to claim 3, wherein a locking portion that can be locked and unlocked is provided on the other of the two rocking bodies. The side cushioning material is further provided with a side cushioning material that is disposed at both ends in the longitudinal direction inside the lid and has recesses that fit into lateral sides on both sides in the longitudinal direction of the packaged article. One of the side portions located on both sides of the recess in the short direction is formed longer in the longitudinal direction of the lid than the other,
The fall-preventing member is also used as the side cushioning material, and the side cushioning material is placed on the side surface of the box body in a state where the long side in the longitudinal direction of the lid is positioned on the lower side. The packaging box according to claim 3 or 4, wherein the packaging box can be attached. The side cushioning material includes a cushioning material main body in which the concave portion is formed, and a reinforcing material that is attached to the cushioning material main body and has an abutting surface that abuts against an inner peripheral portion of the lid. The coupling hole is provided;
The abutment surface of the reinforcing member is a side surface of the box body in a state where the side cushioning material is attached to the side surface portion of the box body by a fitting that passes through the mounting hole of the box body and the coupling hole of the reinforcing material. The packing box according to claim 5, wherein the packing box is in contact with an outer peripheral surface of the portion.   A groove having a predetermined depth is provided in one of the cushioning material main body or the reinforcing material, and a fitting portion that can be fitted into the groove is provided in the other. When the fitting portion is fitted into the groove, they are locked together. One of the possible locking parts or locked parts is provided in the buffer body, and the other of the locking parts or locked parts is provided in the reinforcing material. The packaging box described.   The packing box according to claim 3 or 4, wherein the fall prevention member is also used in the upper cushioning material. A central cushioning material having a groove portion that accommodates the bottom portion of the packaged object and a side surface portion that abuts on the inner peripheral surface in the short direction of the box body, in the inner bottom portion in the center of the box body in the longitudinal direction,
The packaging box according to any one of claims 1 to 7, wherein the fall prevention member is located on both sides of the central cushioning material in a short direction of the box body.   The packaging box according to any one of claims 1 to 8, wherein the packaged item is a thin image display device.

Images