JP2002068187A - Box pallet - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lower box pallet so as to enable folding or assembling work to be easily conducted. SOLUTION: The box pallet has fixed side fences 7 installed in a pair of side edge parts along the width direction of a pallet part 2 in such a manner as to stand along a longitudinal direction, movable side fences 12 installed in the upper parts of the side fences 7 in such a manner as to be able to fall down in the width direction of the pallet part 2 and held by the side fences 7 in such a standing state as to be unable to fall down, a pair of front doors 21 installed openably and closably at the front ends of the side fences 12, locking mechanisms 27 and 28 for holding the front doors 21 in such a closed state as not to be rotatable, and lower and upper fence parts 42 and 43 constituted collapsibly. The box pallet is provided with a back fence 41 whose lower fence part 42 is connected to the rear end of the pallet part 2 so as to be rotatable along the longitudinal direction and a locking mechanism 46 for allowing the fence parts 42 and 43 of the back fence 41 to be held by the side fences 12 in such a standing state as not to fall down.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a box pallet used for carrying and storing articles.

[0002]

2. Description of the Related Art For example, recently, home electric appliances discarded as articles have been collected for recycling. In this case, home electric appliances are collected by truck or the like, collected at a predetermined recycling factory, and disassembled there to select renewable parts. That is, the home electric appliances carried by truck into the disassembly factory are transferred onto pallets and stored and stored in that state. Then, at the time of disassembly, it is carried into a predetermined line of the factory together with the pallet.

[0003] Incidentally, since discarded home electric appliances are not packed and have irregular shapes, it is difficult to stably load them on pallets. Therefore, when the pallet is transported by the forklift, there is a possibility that the load may collapse. Therefore, a side fence is provided around the pallet to form a box pallet, and even if home appliances collapse during transportation, they are prevented from falling off the pallet.

[0004]

In a general structure of a box pallet, a side fence is set up around a rectangular pallet. Therefore, the book articles such as the discarded home electric appliances placed on the pallet are prevented from falling from the pallet by the side fence.

In the conventional box pallet, the pallet and the side fence are formed separately. Therefore, assembling work when using the box pallet may take time, and when not in use, the pallet and the side fence must be disassembled to reduce the space for storing the box pallet. In some cases, it was not easy, and when the side fences were disassembled, it took time to store them.

According to the present invention, the side fence, the front door, and the back fence are integrally provided on the pallet around the pallet so as to be foldable, so that the pallet can be easily assembled and folded when not in use. The present invention provides a box pallet that can be used for a computer.

[0007]

According to a first aspect of the present invention, a rectangular pallet and a pair of side portions along the width of the pallet are erected along a front-rear direction crossing the width. A fixed side fence, and a movable side which is provided above the pair of fixed side fences so as to be able to fall down in the width direction of the pallet, and which is held upright by the first holding means so as not to fall down by the first holding means. A fence, a pair of front doors provided at the front ends of the pair of movable fences so as to be openable and closable and capable of being joined to the outer surface of the movable fence at the time of opening, and a front face when the pair of front doors are closed. It has a second holding means for holding the door non-rotatably, a lower fence part and an upper fence part which are configured to be foldable, and the lower fence part is provided on the rear end of the pallet along the front-rear direction. The rear fence connected rotatably, and the lower fence and upper fence of this rear fence In a state of being standing, it is in the box pallet, characterized by comprising a third holding means for lodging incapable hold the these lower fence and the upper fence on the movable fence in a standing state.

According to a second aspect of the present invention, the upper end of the movable fence and the movable fence held in the standing state of another box pallet are laid down on the lower surface on both sides in the width direction of the pallet together with the front door. 2. The box pallet according to claim 1, wherein an engaging portion engageable with an upper end of the fixed side fence is provided.

According to a third aspect of the present invention, the first holding means is provided at both ends in the front-rear direction of the fixed side fence, and has a long hole extending in the vertical direction and an engagement groove opened at the upper end surface. A member, a support shaft provided at both ends in the front-rear direction of the movable fence and slidably and rotatably engaged with the elongated hole, and the movable fence engaged with the engagement groove at a predetermined slide position. 2. The box pallet according to claim 1, further comprising: an engaging member that holds the fixed side fence non-rotatably.

According to the present invention, the rear fence is composed of a foldable lower fence and an upper fence, and the lower fence is rotatably connected to the rear end of the pallet. The upper fence can be sequentially folded and stacked.
The movable fence is rotatably and tiltably connected to the fixed fences on both sides of the pallet, and the front door is rotatably connected to this movable fence. Can be joined and folded on the pallet. That is, since the structure is foldable in a state where other members are connected to the pallet portion, the work at the time of folding and the work at the time of assembly can be performed quickly and easily.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a front view of a box pallet 1 of the present invention, FIG. 2 is a side view, and FIG. 3 is a rear view. The box pallet 1 has a pallet 2. This pallet 2
A peripheral member 5 is connected to a peripheral portion of the lower surface of the rectangular striped steel plate 3 by a connecting member 4. Inserts 6 are formed at predetermined intervals between the peripheral member 5 and the lower surface of the striped steel plate 3. Thereby, a claw of a forklift (not shown) can be inserted into the insertion portion 6. That is, the box pallet 1 can be transported by a forklift.

The peripheral members 5 provided at both ends in the width direction of the pallet portion 2 are formed as inverted U-shaped engaging portions 5a having open lower surfaces as shown in FIG. This engagement portion 5a
Has a shape capable of engaging with an upper end portion of a fixed side fence 7 and an upper end portion of a movable side fence 12 which will be described later.

A pair of fixed side fences 7 are provided on both sides in the width direction of the pallet 2 along a front-rear direction crossing the width direction.
Is erected. As shown in FIG. 2, the fixed side fence 7 includes holding members 8 erected at both ends in the front-rear direction of the pallet 2.
Having. The holding member 8 has a lower end fixed to a side surface of the pallet 2. A horizontal rod member 9 is provided on the upper end of the holding member 8. A plurality of vertical rod members 11 are provided between the lower surface of the horizontal member 9 and the upper surface of the side portion of the pallet 2.
Is provided.

The holding member 8 is formed of a channel member having a U-shaped cross section, and has one open side face standing inward in the width direction of the pallet portion 2. A movable side fence 12 is provided above the pair of holding members 8 so as to be able to fall down along the width direction of the pallet portion 2 and to be able to be held substantially vertically.

That is, as shown in FIGS. 1 and 4A and 4B, the side walls of the pair of holding members 8 extending in the front-rear direction of the pallet 2 have elongated holes 13 extending in the up-down direction. Hole 1
Above 3, an open engagement groove 14 is formed on the upper end surface.

At the lower ends of both ends of the movable side fence 12, a support shaft 15 slidably and rotatably engaged with the elongated hole 13 is provided, and further above the support shaft 15,
An engaging member 16 that engages with the engaging groove 14 when the support shaft 15 is located at the lower end of the elongated hole 13 is provided. The engagement groove 14 and the engagement member 16 form first holding means for holding the movable side fence 12 in a standing state so as not to fall down.

The movable fence 12 is movable up and down within a range where the support shaft 15 slides along the long hole 13.
When the engaging member 16 is disengaged from the engaging groove 14 by moving the engaging member 16 in the ascending direction, the pallet portion 2 is turned upside down in the width direction of the pallet portion 2 on the open side surface of the holding member 8 with the support shaft 15 as a fulcrum. be able to. That is, the movable side fence 12 can be held in a state of standing substantially perpendicularly to the fixed side fence 7, and is provided so as to be rotatable in the falling direction by releasing the holding state.

Front doors 21 are respectively connected to the front ends of the pair of movable fences 12 so as to be openable and closable. 1 and 5
As shown in FIG. 5, three first connecting pieces 22 are fixed at predetermined intervals in the vertical direction at one end in the width direction of the front door 21 on the movable fence 12 side. A connecting rod 24 is held and fixed to an annular portion 23 formed at the distal end of each first connecting piece 22.

The connecting rod 24 is connected to the movable side fence 12.
Is supported at the front end of the second connecting piece 25 at the same interval as the first connecting piece 22 in the vertical direction so as to be rotatable and slidable in the axial direction. Therefore, the pair of front doors 21 is provided on the pair of movable side fences 12 with the connecting rod 24 as a fulcrum, that is, in a double-open state.

When the front doors 21 are closed, that is, when the front opening between the pair of movable fences 12 is closed, the upper lock mechanism 27 constituting the second holding means is closed.
And the lower lock mechanism 28 locks it so that it cannot be opened.

As shown in FIG. 6, the upper lock mechanism 27 has a pair of guide portions 29 provided at predetermined widthwise intervals at the other end in the width direction of the pair of front doors 21, respectively. A strip-shaped slider 31 is slidably provided on these guide portions 29. A lock shaft 32 is provided upright at one end of the slider 31, and a lock ring 33 is provided at an end of one of the front doors 21 so as to be slidable in the vertical direction.

When the slider 31 is slid in the direction of arrow A and the slider 31 is engaged with all the guide portions 29 and the lock ring 33 is lowered in the direction of arrow B, the lock ring 33 is moved. It can be fitted to the lock shaft 32. As a result, the slider 31 is held so as not to slide, so that the pair of front doors 21 is locked in a state in which it cannot be opened.

The lower lock mechanism 28 is shown in FIG.
It is configured as shown in FIG. That is, a plurality of guide portions 35 are provided at the other end in the width direction of the pair of front doors 21 similarly to the upper lock mechanism 27. A strip-shaped slider 36 is slidably provided on these guide portions 35.

The slider 36 can be turned 90 degrees in a direction indicated by an arrow C in FIG. 7B from a state of being inserted into the guide portion 35 shown in FIG. Thereby, the slider 36 is held without rattling on the guide portion 35.

An engagement arm 37 is protruded from one end of the slider 36.

When the slider 36 is slid to a predetermined position shown in FIG. 7B and rotated in the direction indicated by arrow C, the engaging arm 37 is attached to the other end of the pair of front doors 21 in the width direction. Engage. As a result, the slider 36 is held so as not to be slidable, so that the pair of front doors 21 is locked by the slider 36 so that it cannot be opened.

That is, since the pair of front doors 21 are locked by the upper lock mechanism 27 and the lower lock mechanism 28 so that they cannot be opened, careless opening is prevented.

As shown in FIG. 1, the lower ends of the pair of front doors 21 are located below the upper end of the fixed side fence 7 in a closed state.
It can be slid so that it is almost at the same position as the upper end of the.

Thus, when folded, the front door 21
, The movable side fence 12 is slid in the ascending direction to disengage the engagement member 16 at the lower end from the engagement groove 14 of the fixed side fence 7, and as shown by an arrow D in FIG. After falling down inward, the front door 21 is slid in the direction indicated by the arrow E in FIG. 1 so that the lower end of the front door 21 is separated from the fixed side fence 7 as shown by a chain line in FIG. It can be joined to the outer surface of the movable side fence 12 so as not to protrude in the direction.

A rear fence 41 is provided at the rear end of the pallet 2.
Is provided. The rear fence 41 is configured to be foldable by a lower fence 42 and an upper fence 43. That is, as shown in FIG. 3, the lower end of the lower fence 42 is rotatably connected to the upper surface of the rear end of the pallet 2 by the lower hinge 44 in the front-rear direction. An upper fence 43 is rotatably connected to an upper end of the lower fence 42 by an upper hinge 45. Thus, the rear fence 41 can be rotated so that the lower fence 42 is joined to the upper surface of the pallet 2 and then folded to join the upper fence 43 to the upper surface.

The lower fence portion 42 and the upper fence portion 43 are capable of being held upright by a pair of movable side fences 12 which are also substantially upright, in a state of being substantially upright.
That is, the lock mechanisms 46 are provided at the upper ends of the lower fence 42 and the upper fence 43, respectively. This lock mechanism 4
The lock member 48 is provided on the holding portion 47 so as to be slidable and non-extractable as shown in FIGS. 8 (a) and 8 (b). The lock member 48 has a bent portion 49 having an L-shaped tip.
An L-shaped misalignment prevention member 53 is provided at the rear end and is bent in a direction deviated from the bent portion 49 by 90 degrees.

At a height position corresponding to the lock member 48 of the pair of movable side fences 12, a frame-shaped engagement member 51 is provided.
An engagement ring 54 is provided at a portion corresponding to the slip prevention member 53 so as to be slidable in the vertical direction.

Then, as shown in FIG.
After the lock member 48 is slid with the lock member 48 facing upward, the bent portion 49 at the tip of the lock member 48 is inserted into the engagement portion 51, and the lock member 48 is moved forward by about 90 degrees as shown in FIG.
Rotate degrees. Thereby, since the bent portion 49 is engaged with the engaging portion 51, the lower fence portion 42 and the upper fence portion 43 are held by the movable side fence 12 so that they cannot fall down in the upright state.

The bent portion 49 of the lock member 48 is
When the engagement ring 54 is engaged with the
3, the lock member 48 rattles due to vibration or the like, and the bent portion 49 can be prevented from coming out of the engagement portion 51.

Note that, as shown in FIG.
2 is provided with a name plate 52 on which various information on the box pallet 1 is entered.

According to the box pallet 1 having the above structure,
The movable fence 12 is held in a substantially vertical state so as not to fall down by engaging an engagement member 16 provided at a lower end with an engagement groove 14 provided at an upper end of the fixed fence 7. can do.

The rear fence 41, which is configured to be foldable by rotatably connecting the lower fence 42 and the upper fence 43,
The movable side fence 12 in which the respective fences 42 and 43 are held substantially vertically
Can be held unbendable by being connected to the lock mechanism 46.

Thus, the three sides except the front surface around the pallet 2 are surrounded by the side fences 7 and 12 and the back fence 41, and the front surface can be opened and closed by a pair of front doors 21 in this state. Therefore, by opening the front door 21, articles such as household electrical appliances for disposal can be stacked on the upper surface of the pallet section 2, and the stacked articles can be taken out.

The pair of front doors 21 is closed, and these front doors 2
When the box pallet 1 is locked by the upper lock mechanism 27 and the lower lock mechanism 28, when the box pallet 1 is conveyed by a forklift or the like, even if the articles stacked on the pallet unit 2 are collapsed, the front door 21 is locked. Is opened, and the article can be reliably prevented from dropping from the pallet 2.

When the box pallet 1 is not used, the box pallet 1 can be folded.
The procedure for folding the box pallet 1 is as follows.
The lock mechanism 46 holding the lower fence 42 and the upper fence 43 on the movable fence 12 is removed, and as shown in FIG.
Is folded and joined to the upper surface of the pallet unit 2.

Next, as shown in FIG. 10, when the pair of front doors 21 is opened, the operator holds one front door 21 with one hand and one movable side fence 12 with the other hand. ,
In this state, the movable fence 12 is raised, and the engagement member 16 provided at the lower end thereof is removed from the engagement groove 14 formed at the upper end of the fixed fence 7.

As a result, the movable fence 12 can be rotated as shown in FIG.
1 and fall on the upper surface of the pallet 2. Then, the front door 21 is joined to the outer surface of the movable fence 12,
Slide so that the lower end does not protrude outward from the fixed side fence 7.

When one movable side fence 12 is folded on the upper surface of the pallet portion 2 in this manner, the other movable side fence 1 is folded.
2 is similarly folded on one movable side fence 12, and the other front door 21 is joined to the outer surface thereof. Thereby,
The box pallet 1 can be folded to the height of the fixed side fence 7.

That is, since the rear fence 41, the movable fence 12 and the front door 21 can be folded without being disassembled from the pallet 2, the folding work can be performed relatively easily. Similarly, back fence 41, movable fence 1
Since the front door 2 and the front door 21 are not separated from the pallet 2, the assembling work of the folded box pallet 1 can be performed easily and quickly.

The peripheral members 5 provided on the lower surfaces on both sides of the pallet portion 2 of the box pallet 1 are formed with inverted U-shaped engaging portions 5a opened on the lower surface. For this reason, the plurality of box pallets 1 in the assembled state, as shown in FIG.
Can be stacked by engaging with the upper end of the movable side fence 12.

Also, the folded box pallet 1
As shown in FIG. 12 (b), stacking can be performed by engaging the engaging portion 5a with the upper end of the fixed side fence 7 of the lower box pallet 1.

Therefore, the box pallets 1 in the assembled state or the folded state can be reliably stacked in a stable state, so that the space for storing the box pallets 1 can be effectively used.

[0049]

As described above, according to the present invention, the rear fence is composed of the foldable lower fence and the upper fence, and the lower fence is rotatably connected to the rear end of the pallet. The lower fence and the upper fence can be sequentially folded and stacked on the part. In addition, the movable fence is rotatably and tiltably connected to the fixed fences on both sides of the pallet, and the front door is rotatably connected to this movable fence. The front door can be joined and folded on the pallet.

That is, since the structure is such that it can be folded while the other members are connected to the pallet portion, the work at the time of folding and the work at the time of assembly can be performed quickly and easily. In addition, since the pallet portion and other members are not separated when folded, the storage and management are not complicated.

[Brief description of the drawings]

FIG. 1 is a front view of a box pallet showing an embodiment of the present invention.

FIG. 2 is a side view of the same.

FIG. 3 is a rear view of the same.

4A is a side view of a connection portion between a fixed side fence and a movable side fence, and FIG. 4B is a cross-sectional view taken along line XX of FIG. 4A.

FIG. 5 is a perspective view of a connecting portion between a movable side fence and a front door.

FIG. 6 is a perspective view of an upper lock mechanism of the front door.

FIG. 7 is a perspective view of a lower lock mechanism of the front door.

FIG. 8 is a perspective view of a lock mechanism of the rear fence.

FIG. 9 is a perspective view when the rear fence is folded.

FIG. 10 is a perspective view before folding a movable side fence.

FIG. 11 is a perspective view of a state where the movable side fence is folded.

12A is an explanatory view of a state in which box pallets in an assembled state are stacked, and FIG. 12B is an explanatory view of a state in which box pallets in a folded state are stacked.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Pallet part 5a ... Engagement part 7 ... Fixed side fence 12 ... Movable side fence 14 ... Engagement groove 16 ... Engagement member 21 ... Front door 27 ... Upper lock mechanism 28 ... Lower lock mechanism 41 ... Rear fence 42 ... Lower part Fence 43: Upper fence 46: Lock mechanism for rear fence

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Takao Akatsuka, Inventor 2-4, Suehirocho, Tsurumi-ku, Yokohama-shi, Kanagawa Prefecture Inside Keihin Works, Toshiba Corporation (72) Teiji Tomita 1-10-14, Hamamatsucho, Minato-ku, Tokyo No. Toshiba Ryu Ryu Co., Ltd. (72) Inventor Isamu Hanaoka 3-1-2 Higashi Kanda, Chiyoda-ku, Tokyo F-term within Hanaoka Sangyo Co., Ltd. 3E006 AA03 BA01 CA05 DA03 DB04 JA10 3E063 AA07 BA01 BB01 CB04 CC01 CC07 CD03 CD04 CD05 DA05 EE01 FF03

Claims (3)

[Claims] 1. A rectangular pallet, a fixed side fence erected on a pair of side portions along the width direction of the pallet along a front-rear direction crossing the width direction, and a pair of fixed sides. A movable fence which is provided on the top of the fence so as to be able to fall in the width direction of the pallet and is held upright by the first holding means so as not to fall on the fixed fence; a front end of the pair of movable fences; A pair of front doors that can be opened and closed and that can be joined to the outer surface of the movable side fence when opened, and a second door that holds these front doors non-rotatably when the pair of front doors is closed. Holding means, a back fence having a lower fence and an upper fence configured to be foldable, wherein the lower fence is rotatably connected to the rear end of the pallet along the front-rear direction; With the lower fence and the upper fence standing upright, A box pallet, comprising: a third holding means for holding the upper fence part and the upper fence part on the movable side fence in a standing state so as not to fall down. 2. The lower surface on both sides in the width direction of the pallet portion,
An engaging portion is provided which can be engaged with the upper end of the movable fence held in a standing state of another box pallet and the upper end of the fixed fence in a state where the movable fence is folded down with the front door. The box pallet according to claim 1, wherein: 3. The first holding means includes a holding member provided at both ends in the front-rear direction of the fixed fence, the holding member having a vertically extending elongated hole and an engagement groove opened at an upper end surface thereof, and the movable member. A support shaft provided at both ends in the front-rear direction of the side fence and slidably and rotatably engaged with the elongated hole and engages with the engagement groove at a predetermined sliding position to move the movable side fence to the fixed side fence. 2. The box pallet according to claim 1, further comprising: an engagement member for holding the rotation of the box pallet.