JPH10139070A - Shock-absorbing structure for multiple packages - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a shock-absorbing structure for multiple packages which makes it possible to package a plurality of toner cartridges collectively in a manner of assembly packaging and handle them as a single package. SOLUTION: There are provided bottom supports 21 which are placed in parallel at a prescribed interval in between on two sides of the bottom of an outer case 10, a plurality of partition boards 31 which, having in the lower edges slits engaging with slits and in the vicinity of both ends of the upper edges and in the middles slits or hollows, by being fitted over in the direction perpendicularly intersecting the bottom supports divide the space between the opposite sides of the outer case 10 into a plurality of chambers, a pair of top reinforcements 41 each of which, in the lateral side and lower side, has slits at a uniform pitch to engage with slits in the upper edges of the respective partition boards and fastening holes for fixing toner cartridges, and an upwardly releasable top-holding board 51 which is attached to a hollow part in the middle part of the upper edges of the partition boards. Toner cartridges are held in a space bounded by the bottom supports, top reinforcements, upwardly releasable top-holding board, and adjacent two partition boards and pressed from above and under between the bottom supports and top reinforcements.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a positioning cushion used for transporting a toner cartridge used in a printer. More specifically, the present invention relates to a plurality of toner cartridges which are collectively packaged together to form a single package. The present invention relates to a multi-package buffer structure for a toner cartridge which can be handled as a body.

[0002]

2. Description of the Related Art Toner cartridges used in printers of personal computers and word processors are assembled with components of a precise mechanism having a photosensitive drum, so that damage or quality is not caused by handling during shipping or transportation. Therefore, there is a demand for a package that can sufficiently cope with vibrations and shocks during transport or handling of a load.

Conventionally, when shipping a toner cartridge, each of the cartridges is placed in a light-shielding protective bag, and the left and right sides of the cartridge are fixed with a cushioning material made of a set of molded articles made of styrene foam and the like. However, in this method, the cost required for molding the molded product is high, which affects the price, and is troublesome and bulky for the packaging operation, and furthermore, the packaging waste is given to the environment. There was a problem that the load was large.

On the other hand, the consumption of toner cartridges for printers has been increasing due to the recent OA of office work. For this reason, three or five toner cartridges have been used instead of the conventional method of packaging toner cartridges individually. As a unit, there is a demand to collectively package and treat these as a single package during transportation.

[0005]

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to prevent damage or deterioration in quality due to rough handling during shipping or transportation, and at the same time, to prevent a plurality of toner cartridges (for example, three to five). The present invention is intended to propose a multi-packaging buffer structure that can be collectively packaged together and handled as a single package.

[0006]

In order to solve the above-mentioned problems, the present invention has a rectangular opening surface and is configured such that the opening surface can be closed by a lid plate extending from the opposite side surface. An outer case, and a bottom support wound in a set of rectangular cylinders having a regular pitch slit and a locking hole for fixing the toner cartridge formed on the upper surface and the opposing surface, and a bottom surface of the outer case. A bottom support that is juxtaposed at predetermined intervals on both sides of the bottom portion, and a lower edge slit that engages with the slit, and a slit or recess is provided near both ends of the upper edge and in the center to provide the bottom support. A plurality of partition plates inserted in a direction perpendicular to the outer case and partitioning between the opposing side surfaces of the exterior case into a plurality of rooms, and on the side surface and the lower surface, a slit having a regular pitch engaged with a slit at an upper edge of each of the partition plates. Tonaka A pair of top reinforcements having locking holes for fixing the cartridges, and an upper opening ceiling plate attached to a concave portion at the center of the upper edge of the partition plate, and the bottom support and the top reinforcement A toner cartridge, wherein a toner cartridge is housed in a space surrounded by an upper opening top plate and two adjacent partition plates, and the toner cartridge is pressed from above and below by the bottom support and the top reinforcement. It is a buffer structure for multi-packaging.

The bottom support is made of a sheet material whose both ends are overlapped and bent into a rectangular tube shape. A slit for engaging a partition plate with a side wall formed by overlapping the both ends and a lower portion of the toner cartridge. A locking hole for the protrusion is formed.

The partition plate is provided with a relief hole for an arm for operating the drum protection shutter plate of the toner cartridge.

The top reinforcing member is made of a sheet material that can be folded into one U-shape, one end of which is engaged with the slit at the upper edge of the partition plate, and the other end thereof is in contact with the inner surface of the side wall of the outer case. It is held in an open state.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, embodiments of the present invention will be specifically described with reference to the drawings. First, the overall shape of a package (toner cartridge) C to which the present invention is applied is as shown in FIG. The toner cartridge C has a shape having projections and depressions on the front surface and the back surface. In the center, a photosensitive drum is provided.
Is provided with a protective shutter S for the photosensitive drum on the lower side. In the drawing, reference numeral S1 denotes a shutter plate operation arm, which protrudes outward. The toner cartridges are stored in a light-shielding protective bag one by one as usual, but are not shown.

FIG. 2 is an exploded perspective view of the cushioning structure of the present invention. Reference numeral 10 denotes an outer case made of a corrugated cardboard which forms an outer shape of the cushioning structure of the present invention. This case 10 is based on JI
A cardboard box having a rectangular opening surface 12 on the top surface specified by S (Z1507) and whose opening surface can be closed by a cover plate 11 extended from the opposite side surface is usually used.

In FIG. 1, reference numeral 21 denotes a pair of rectangular bottom support members juxtaposed at predetermined intervals on both sides of the bottom surface of the outer case 10. Reference numeral 31 denotes a plurality of partition plates which are inserted in a direction orthogonal to the bottom support 21 and partition the opposing side surfaces of the exterior case 10 into a plurality of rooms. Further, reference numeral 41 denotes a pair of top reinforcing members having slits of regular pitch and locking holes for fixing the toner cartridge formed on the side and bottom surfaces. Reference numeral 51 denotes an upper opening ceiling plate attached to the center of the upper edge of the partition plate 31.

FIG. 3 shows a state in which a toner cartridge C (shown in an exposed state) is housed inside the buffer structure of the present invention, and the outer case 10 is omitted. Hereinafter, the configuration of each part of the buffer structure will be described with reference to FIGS.

Bottom support 21 The bottom support 21 is juxtaposed at predetermined intervals on both sides of the bottom surface of the outer case 10, and is bent along the parallel folding line 22 engraved on the corrugated cardboard sheet 20 at the side position. After the ends 23a and 23b of the sheet are superposed and wound into a rectangular tube, the superposed surfaces of the ends are fixed with an adhesive or a tape as necessary.

On the upper surface and the opposing surface of the bottom support 21, slits 24 and locking holes 25 for fixing the toner cartridge are formed in advance at a regular pitch. The bottom support 21 shown in the present embodiment has a slit 24 and a locking hole 25 for fixing a toner cartridge at a side position formed by overlapping the both ends after being bent into a rectangular tube shape. I have.

FIG. 4 is an exploded view of the bottom support 21, which is symmetrical.

FIG. 5 is a plan view of the partition plate 31. FIG. This is inserted in the direction orthogonal to the bottom support 21 so that the outer case 10
Can be divided into a plurality of rooms. As shown in the figure, the partition plate is formed from a substantially rectangular corrugated cardboard sheet 30. A slit 32 and a notch 33 which engage the slit 24 of the bottom support at the lower edge of the sheet
In addition, a slit 34 and recesses 35 and 36 are provided near both ends of the upper edge of the sheet and in the center. Note that reference numeral 3
Reference numeral 7 denotes a locking step provided at both ends of the upper edge of the partition plate, and 37 denotes a relief hole of the shutter plate operation arm. By the way, partition plate 3
2 are prepared as shown in FIGS. 2 and 3, and are used by being inserted in a direction orthogonal to the bottom support 21 as described above. In the case of this example, four partition plates 31 are prepared.

Top Reinforcement 41 FIG. 6 is an exploded view of the top reinforcement 41 made of a corrugated cardboard sheet.

The top reinforcing member 41 is formed of a rectangular sheet material 4.
Along the parallel polygonal line 42 engraved at 0, as shown in FIG. Further, at one end 43a or the other end 43b of the sheet, there are formed slits 44 having a regular pitch to be engaged with the slits 34 at the upper edge of each of the partition plates, and locking holes 45 for fixing the toner cartridge. The illustrated locking hole 45 includes tongue pieces 46, 46 that can project inward through a cut line 45a formed substantially in a T-shape, and locks when the tongue piece is bent. A hole is opened, but the tongue is not essential and may be omitted. It is sufficient that there is a locking hole between the slits 44. When the slit 44 engages with the slit 34 on the upper edge of the partition plate 31, one end of the sheet material is held so as to be bent upward, and comes into contact with the inner surface of the side wall of the outer case. It is formed so as to come into contact with the locking step portions 36 provided at both ends of the upper edge.

FIG. 7 is an exploded view of the upper open ceiling plate 51 attached to the concave portion 35 at the center of the upper edge of the partition plate 31. The rectangular sheet 50 made of corrugated cardboard is converted into a parallel folding line 52. Along
It is formed so that it can be bent in a substantially U-shape. The top plate is mounted in the central concave portion 35 at the upper edge of the partition plate so as to open upward as described later.

Next, the state of use of the buffer structure of the present invention will be described. In the present invention, a plurality of (for example, three) toner cartridges C are housed vertically one by one in a space surrounded by two adjacent partition plates 31, 31, as shown in FIGS. I do. That is, both lower sides of the toner cartridge C are fitted and locked in the locking holes 25 for fixing the toner cartridge provided in the overlapped side surfaces of the bottom supports 21 which are juxtaposed at predetermined intervals. As shown in FIG. 9, the toner cartridge C is pressed from above by the top reinforcing member 41 and the top opening top plate 51, and the toner cartridge C is inserted into a locking hole 45 provided in the top reinforcing member 41 for fixing the toner cartridge. The upper side portions of the cartridge C are fitted and locked. The shutter arm of the toner cartridge is fitted in a relief hole 37 formed in the partition plate so that an excessive force is not applied to the arm during transportation.

At the time of shipment, the cushioning structure shown in FIG. 3 is housed in the outer case shown in FIG. 2, and the lid 11 that is superimposed on the top reinforcing member 41 and the top plate 51 is taped to close the case. Seal.

[0023]

As described above, the present invention is directed to a bottom support wound around a set of rectangular cylinders having a regular pitch slit and a locking hole for fixing a toner cartridge on the upper surface and the opposing surface. It has a bottom support body juxtaposed at predetermined intervals on both sides of the bottom surface of the outer case, and a lower edge slit engaging with the slit, and a slit or a slit near the upper edge both ends and a central portion. Providing a concave portion, a plurality of partition plates inserted in a direction orthogonal to the bottom support to partition between the opposing side surfaces of the exterior case into a plurality of rooms, on the side surface and the lower surface, and a slit at the upper edge of each partition plate. A pair of top reinforcing members formed with a regular pitch slit to be engaged and a locking hole for fixing the toner cartridge, and an upper opening top plate attached to a recess at the center of the upper edge of the partition plate; The bottom support and the top reinforcement A toner cartridge is accommodated in a space surrounded by an open top plate and two adjacent partition plates, and the toner cartridge is pressed from above and below by the bottom support and the top reinforcement, and the top surface of this structure is Since it has a double-girder structure, it is not crushed by a compressive force from above, preventing damage and quality deterioration of the toner cartridge due to rough handling during shipping or transportation, and preventing vibrations during transport or handling. Can sufficiently respond to impact.

Further, according to the present invention, a plurality of toner cartridges can be collectively packaged and handled as a single package. It can also be used when returning a used toner cartridge.

The product of the present invention does not require a cushioning material made of a molded product, and the packaging material is entirely made of corrugated cardboard, so that the packaging cost is greatly reduced and the disposal of packaging waste is easy.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an overall shape of a package (toner cartridge C) to which the present invention is applied.

FIG. 2 is an exploded perspective view of the cushioning structure of the present invention.

FIG. 3 is a perspective view showing a state in which a toner cartridge C is housed inside a buffer structure of the present invention.

4 is an exploded view of the bottom support 21 of FIG.

FIG. 5 is a plan view of a partition plate that divides a space between opposed side surfaces of the case into a plurality of rooms.

FIG. 6 is a development view of a top reinforcing member 41 made of a corrugated cardboard sheet.

FIG. 7 is a development view of a ceiling plate.

FIG. 8 shows a case where a plurality of toner cartridges C
It is the side view with a partially notch which showed the state accommodated in the space enclosed by the piece of partition plates one by one in the vertical state.

FIG. 9 is an enlarged front view of part of the above.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Outer case 21 Bottom support body 24 Slit 25 Locking hole 31 Partition plate 32 Slit 34 Slit 35 Depression 37 Relief hole 41 Top reinforcing plate 44 Slit 45 Locking hole 51 Top plate

Claims (4)

[Claims] 1. An exterior case having a rectangular opening surface and configured so that the opening surface can be closed by a cover plate extending from the opposing side surface, and a slit having a predetermined pitch on the upper surface and the opposing surface. A bottom support wound in a set of square tubes having a locking hole for fixing a toner cartridge, the bottom support being juxtaposed at predetermined intervals on both sides of the bottom surface of the outer case; It has a slit at the lower edge that engages with the slit, and a slit or recess is provided in the vicinity of both ends of the upper edge and at the center, and is inserted in a direction orthogonal to the bottom support to extend between the opposing side surfaces of the outer case. A plurality of partitioning plates for partitioning into a room, and a pair of top reinforcing members formed on the side and bottom surfaces with slits of a predetermined pitch engaging with slits on the upper edge of each of the partitioning plates and locking holes for fixing a toner cartridge. When An upper opening plate attached to a concave portion located at the center of the upper edge of the partition plate, which is surrounded by the bottom support, the upper reinforcing member, the upper opening plate, and two adjacent partition plates. A buffer structure for multi-packaging, wherein a toner cartridge is accommodated in a space, and the toner cartridge is pressed from above and below by the bottom support and the top reinforcement. 2. The toner cartridge according to claim 1, wherein the bottom support is made of a sheet material having both ends overlapped and wound into a rectangular tube shape, and a partition plate is engaged with a side wall formed by overlapping both ends. The buffer structure for multi-packaging according to claim 1, wherein a locking hole for the lower protruding portion is formed. 3. The buffer structure for multi-packaging according to claim 1, wherein a relief hole for an arm of the toner cartridge is formed in the partition plate. 4. The top reinforcing member is made of a sheet material that can be folded into a U-shape, one end of which is engaged with a slit at the upper edge of the partition plate, and the other end thereof is in contact with the inner surface of the side wall of the outer case. hand,
The buffer structure for multi-packaging according to claim 1, which is held in an upwardly open state.