JP2022119246A - Upper lid panel attachment structure on box pallet - Google Patents

Abstract

To provide an upper lid panel attachment structure that allows an upper lid panel to be easily attached to and detached from a box pallet.SOLUTION: An attachment structure 9 comprises a base metal hardware 4 having a reversed U-shape in cross section that has first and second vertical plate portions 41, 42 arranged with a predetermined spacing and a coupler portion 43 coupling between upper edges of the first and second vertical plate portions and is fit onto an upper edge of a predetermined sidewall panel 3 from above such that the first vertical plate portion 41 is positioned inside a box pallet 1, a bolt 5 that removably fixes the base metal hardware 4 to the upper edge of the predetermined sidewall panel 3 by being screwed into a screw hole 410 formed in a horizontally penetrated manner in the first vertical plate portion 41 from the inside of the box pallet 1 and putting the upper edge of the predetermined sidewall panel 3 and the second vertical plate portion 42 into pressure contact at a tip thereof, and a hinge 6 that is hinge-couples an upper lid panel 2 to the base metal hardware 4 so as to be rotatable between a horizontal close position where it closes the upper opening and a vertically-downward open position where it extends along the outer surface of the predetermined sidewall panel 3.SELECTED DRAWING: Figure 3

Description

The present invention relates to a mounting structure for an upper lid panel in a box pallet.

In this specification and the scope of claims, the upper side of FIG. The lower left side is called "front", the upper right side is called "rear", the upper side in FIG. The upper side of FIG. 4 is called "rear", the lower side is called "front", and the left and right sides of the figure are called "left and right", respectively.

Conventionally, there has been a box pallet comprising a pallet body having a box-like mesh structure with an upper opening (see Patent Document 1 below) and an upper lid panel for covering the pallet body.
In the conventional box pallet, the upper lid panel is rotatably held with respect to the side wall panels by pivoting the predetermined edge of the upper lid panel to the upper edge of the predetermined side wall panel via a spiral wire rod. It had been.

JP 2009-51519 A

However, in the mounting structure of the top lid panel of the conventional box pallet, since the top lid panel is pivotally attached to the upper end of the side wall panel by a spiral wire rod, it is not easy to attach and detach the top lid panel. If the panel is damaged, it is not easy to replace it. Furthermore, even if the pallet body is foldable, there is a problem that the box pallet cannot be folded because the top cover panel cannot be removed. In addition, when working with the upper lid panel open, the upper lid panel protrudes from the pallet body to the side, increasing the work space.

The present invention has been made in view of the above problems, and in a box pallet, the top lid panel can be easily attached and detached, and when the top lid panel is opened, the top lid panel can be moved sideways from the pallet body. To provide a mounting structure for an upper lid panel capable of preventing popping out.

This invention consists of the following aspects in order to achieve said objective.

1) A box pallet comprising four side wall panels connected to form a square when viewed from above, and an upper cover panel closing an upper opening formed by the upper edges of the four side wall panels, A mounting structure for mounting an upper lid panel to an upper edge of a predetermined side wall panel so as to be openable and closable,
a first vertical plate portion and a second vertical plate portion arranged at a predetermined interval, and a connecting portion connecting upper edges of the first vertical plate portion and the second vertical plate portion; A horizontally penetrating screw hole is formed in the first vertical plate portion, and the first vertical plate portion is fitted over the upper edge portion of the predetermined side wall panel from above so that the first vertical plate portion is positioned inside the box pallet. a base bracket with an inverted U-shaped cross section,
By screwing the box pallet into the screw hole from the inside of the box pallet and pressing the top edge of the predetermined side wall panel against the second vertical plate portion, the base metal fitting is placed on the predetermined side wall panel. a bolt detachably fixed to the edge,
The top cover panel is hinged to the base fitting so as to be pivotable between a horizontal closed position covering the upper opening and a vertically downward open position along the outer surface of the predetermined side wall panel. A mounting structure for a top lid panel on a box pallet, comprising a hinge.

2) the upper lid panel is made of a mesh panel having a large number of meshes;
A bolt operation prevention cover is attached to the top lid panel near the top of the bolt head so as to prevent the bolt head from being rotated through the mesh of the top lid panel in the closed position. The mounting structure of the upper lid panel in the box pallet according to 1) above.

According to the mounting structure of the top lid panel in the box pallet of 1) above, since the top lid panel can be easily attached to and detached from the side wall panel, it is easy to replace the top lid panel when it is damaged, and it is foldable. It is also possible to remove the upper lid panel from the pallet body and fold the pallet body. Furthermore, since the top lid panel is rotatable between a horizontal closed position that closes the upper opening of the box pallet and a vertically downward open position along the outer surface of the predetermined side wall panel, the top lid panel can be opened. During work, the upper lid panel does not protrude from the pallet body to the side, reducing the work space and improving handling.

According to the mounting structure of the upper lid panel in the box pallet of 2) above, even if the upper lid panel is a mesh panel, when the upper lid panel is in the closed position, the bolt is operated to prevent the upper lid panel from being removed. Therefore, the security function can be improved while maintaining the ease of attachment and detachment of the top cover panel.

1 is an overall perspective view of a box pallet according to an embodiment of this invention; FIG. FIG. 2 is an overall perspective view of the box pallet of FIG. 1 when the front side upper lid panel is in the open position; FIG. 4 is a cross-sectional view showing a main part of the mounting structure of the upper lid panel; FIG. 4 is a plan view showing a main part of the attachment structure of the upper lid panel;

Hereinafter, a mounting structure of an upper lid panel in a box pallet according to an embodiment of the present invention will be described in detail with reference to the drawings.

As shown in FIGS. 1 and 2, a box pallet (1) according to one embodiment of the present invention is configured to be foldable so that it can be transported by means of transportation such as a forklift or a crane. and four side wall panels (3) erected on the four sides of the bottom panel and connected to each other. It consists of an upper lid panel (2) that is fitted from above and closes the upper opening of the pallet body (10).

Specifically, the side wall panel (3) consists of a long frame member (31) forming the upper and lower edges thereof, and a mesh panel attached between the upper and lower frame members (31). A square pipe (32) having a square cross section is detachably attached to the connecting portion (3).
The four side wall panels (3) are each attached to the bottom panel so as to be able to tilt inward in the box pallet (1), and the four square pipes (32) are also attached to the bottom at predetermined height positions. It is made bendable in the directions along the four sides of the panel.
Two predetermined facing side wall panels (3) of the assembled pallet body (10) are removed from the square pipe (32) and knocked down inward in the box pallet (1), and two panels standing thereon are separated. One of the side wall panels (3) was laid down inward on the box pallet (1) together with the square pipes (32) attached to both ends, and the remaining one side wall panel (3) was attached to both ends. The pallet body (10) can be folded by laying it inwardly on the box pallet (1) together with the square pipe (32).

Moreover, it is preferable that the square pipe (32) has a base attached to its lower end. With the base attached, the box pallet (1) can be placed more stably on the floor surface. Further, the square pipe (32) slightly protrudes upward from the upper surface of the box pallet (1), and the lower surface of the base is provided with a hole into which the upward protruding portion of the square pipe (32) is fitted. More preferably, this configuration makes it possible to stably stack a plurality of box pallets (1).

The materials for the bottom panel, side wall panel (3), frame member (31), square pipe (32), and base are not particularly limited as long as they have strength and rigidity to withstand use as the pallet body (10). In particular, the face material attached to the side wall panel (3) is not limited to the mesh panel, and may be a flush transparent resin panel or the like. (31) and square pipe (32) may be unnecessary.

The upper cover panel (2) has mounting structures (9) at predetermined positions (four locations in this embodiment) on the upper edge of the front side wall panel (3) and the upper edge of the rear side wall panel (3). It is composed of a front upper cover panel (2a) and a rear upper cover panel (2b) which are rotatably attached via the front panel. At the rear left and right ends of the front top lid panel (2a) and at the front left and right ends of the rear top lid panel (2b), the left and right side wall panels (3) are attached when the front and rear top lid panels (2a, 2b) are in the closed position. A drop prevention hook (21) which is hung over the upper edge to prevent the front and rear upper lid panels (2a, 2b) from falling downward from the horizontal closed position blocking the upper opening of the pallet body (10). should be installed.

The upper lid panel (2) is configured so that the front upper lid panel (2a) is closed first, and then the rear upper lid panel (2b) is closed, and the rear end of the front upper lid panel (2a) is symmetrical. It is desirable that a gap prevention hook (22) is attached at a suitable position to receive the mesh portion of the rear upper lid panel (2b) when the front and rear upper lid panels (2a, 2b) are in the closed position.

A rear locking hook (24) projecting from the upper surface of the rear upper lid panel (2b) is provided at the front end of the rear upper lid panel (2b). A front locking hook (23) protruding from the upper surface of the front upper lid panel (2a) is provided. ), preferably facing each other. By padlocking the front and rear locking hooks (23, 24) facing each other in the closed position of the front and rear upper lid panels (2a, 2b), the front and rear upper lid panels (2a, 2b) can be opened against the user's will. can be prevented.

Next, the mounting structure (9) of the upper lid panel (2) will be described with reference to FIGS. 3 and 4. FIG.
In this embodiment, the mounting structures (9) are provided at two predetermined positions for mounting the front upper lid panel (2a) on the upper edge of the front side wall panel (3), and at the rear side wall panel (3). Two predetermined locations are provided for attaching the rear upper lid panel (2b) to the upper edge of the housing, for a total of four locations. In the following, the mounting structure (9) provided on the left side of the upper edge of the front side wall panel (3) will be described as an example, but the other three mounting structures (9) have the same or symmetrical structure. shall have

The mounting structure (9) consists of a base fitting (4), a bolt (5), a hinge (6) and a bolt operation prevention cover (7).
Specifically, the base metal fitting (4) has an inverted U-shaped cross section, and has a first vertical plate portion (41) and a second vertical plate portion (42) arranged at a predetermined interval, and the first vertical plate portion. It has a connecting portion (43) that connects the upper edges of (41) and the second vertical plate portion (42), and the first vertical plate portion (41) has a horizontally penetrating screw hole (410). The first vertical plate portion (41) is fitted over the upper edge of a predetermined side wall panel (3) so as to be positioned inside the box pallet (1).
The first vertical plate portion (41) and the second vertical plate portion (42) are in contact with the front surface of the first vertical plate portion (41) with the rear surface of the side wall panel (3) (the inner surface of the box pallet (1)), and Preferably, the rear surface of the second vertical plate portion (42) is in contact with the front surface of the side wall panel (3) (here, the front surface of the frame member (31)).

The bolt (5) is screwed into the screw hole (410) from the inside of the box pallet (1) in the forward direction, and the tip of the bolt (5) is attached to the upper edge of the side wall panel (3) (here, the frame member (31)) and the second bolt. The base metal fitting (4) is detachably fixed to the upper edge of the side wall panel (3) by pressing it against the vertical plate portion (42). The shape of the bolt (5) is not particularly limited. is preferably used.

The bolt operation prevention cover (7) is a predetermined cover attached to the top panel (2a) so as to block the vicinity of the top of the bolt head (51) on the top panel (2a) when the top panel (2a) is in the closed position. It consists of a plate having a certain size, and can prevent fingers and tools from entering from above the upper lid panel (2a) and turning the bolt head (51) against the user's will. .

The hinge (6) is attached to the base fitting (4) at one end of the hinge (6), and the upper lid panel (2a) is attached to the other end via the bolt operation prevention cover (7). In addition, the hinge shaft (61) of the hinge (6) is arranged so as to form a rotation axis in the left-right direction and project slightly forward and upward from the upper end of the side wall panel (3). With this configuration, the top lid panel (2a) is rotatable between a horizontal closed position covering the upper opening of the panel body (10) and a vertically downward open position along the outer surface of the side wall panel (3). .

Next, the operation of attaching and detaching the top cover panel (2) to and from the pallet body (10) of the box pallet (1) will be described.

Mounting structures (9) are formed at two predetermined locations on the front edge of the front upper lid panel (2a) and two predetermined locations on the rear edge of the rear upper lid panel (2b). The side wall panel (3) and square pipe (32) are erected from the bottom panel and the front upper cover panel (2a) is attached to the upper edge of the front side wall panel (3) of the pallet body (10) ready for use. Fit the base metal fittings (4) of the mounting structure (9) to the upper edge of the rear side wall panel (3) and fit the base metal fittings (4) of the mounting structure (9) of the rear upper cover panel (2b) from above. With the front upper lid panel (2a) and the rear upper lid panel (2b) open, the bolts (5) are tightened to fix the base metal fittings (4) to the upper edges of the front and rear side wall panels (3). After loading and unloading of luggage, etc., the front upper lid panel (2a) is set to the closed position, and then the rear upper lid panel (2b) is set to the closed position, and the facing front and rear locking hooks (23, 24) are locked with padlocks. conduct. When the front upper lid panel (2a) and the rear upper lid panel (2b) are in the closed position, the bolt operation prevention cover (7) acts to prevent the bolt (5) from being operated, so unless the padlock is unlocked. , the pallet body (10) is never opened.

When removing all items from the box pallet (1) and folding them for storage, unlock the padlock and open the front upper lid panel (2a) only, or the rear upper lid panel (2b) only, or the front upper lid panel ( Open both 2a) and the rear upper lid panel (2b) and take out your luggage. After the box pallet (1) is empty, open the front upper lid panel (2a) and the rear upper lid panel (2b), loosen the bolts (5) of the mounting structure (9) at all points, Remove the base brackets (4) from the upper edges of the front and rear side wall panels (3). Then, the two predetermined facing side wall panels (3) of the pallet body (10) are removed from the square pipes (32) and laid down inward in the box pallet (1), and the two side walls standing thereon are removed. One of the panels (3) is folded inward on the box pallet (1) together with the square pipes (32) attached to both ends, and the remaining side wall panel (3) is attached to the corners attached to both ends. The pipe (32) and the box pallet (1) are folded inward and piled up for storage. The front upper lid panel (2a) and the rear upper lid panel (2b) are arranged along the side wall panel (3) when the front upper lid panel (2a) and the rear upper lid panel (2b) are attached to the side wall panel (3). The pallet body (10) can be folded even when the front upper lid panel (2a) and/or the rear upper lid panel (2b) are attached to the pallet body (10) because the pallet body (10) can be rotated to the desired position.

The material and construction of the upper lid panel (2) and mounting structure (9) are not particularly limited as long as they have the above functions. The top panel (2) may consist of a single mesh panel, in which case the top panel (2) is attached to the upper edge of a given side wall panel (3). and the edge of the top lid panel (2) opposite to the side attached to the side wall panel (3), and the side wall panel (3) facing the side wall panel (3) to which the top lid panel (2) is attached ( A locking hook may be provided on each of the upper edges of 3) so that it can be locked in the closed position of the upper lid panel (2).

As described above, according to the mounting structure (9) for the top cover panel (2) in the box pallet (1) of the present invention, the top cover panel (2) can be easily attached to and detached from the side wall panel (3) without using a tool or the like. This makes it easy to replace the top lid panel (2) when it is damaged, and it is also easy to remove the top lid panel (2) from the collapsible pallet body (10) and fold the pallet body (10). become. Further, the upper lid panel (2) is rotatable between a horizontal closed position that closes the upper opening of the pallet body (10) and a vertically downward open position along the outer surface of a predetermined side wall panel (3). Therefore, even when the upper lid panel (2) is opened and work is performed, the upper lid panel (2) does not protrude sideways from the pallet body (10), thereby reducing the work space and improving handling. Furthermore, even if the top lid panel (2) is a mesh panel, the bolt operation prevention cover (2) prevents the top lid panel (2) from being removed by operating the bolt (5) when the top lid panel (2) is in the closed position. 7), the crime prevention function is improved while maintaining the ease of attachment and detachment of the top cover panel (2).

INDUSTRIAL APPLICABILITY The present invention is suitably used, for example, in box pallets that can be transported by transportation means such as forklifts and cranes. In addition, the present invention is not limited to the configurations described in the above embodiments, but includes other embodiments and modifications that are conceivable within the scope of the matters described in the claims. .

(1): Box palette
(2): Upper lid panel
(2a): Front upper lid panel
(2b): Rear upper lid panel
(23): Front locking hook
(24): Rear locking hook
(3): Side wall panel
(31): Frame material
(32): square pipe
(4): Base bracket
(41): First vertical plate
(410): screw hole
(42): Second vertical plate
(5): Bolt
(6): Hinge
(61): Hinge axis
(7): Bolt operation prevention cover
(9): Mounting structure
(10): Pallet body

Claims (2)

A box pallet comprising four side wall panels connected so as to form a square when viewed from above, and a top lid panel closing an upper opening formed by the upper edges of the four side wall panels, wherein the top lid panel is attached to the upper edge of a predetermined side wall panel so as to be openable and closable,
a first vertical plate portion and a second vertical plate portion arranged at a predetermined interval, and a connecting portion connecting upper edges of the first vertical plate portion and the second vertical plate portion; A horizontally penetrating screw hole is formed in the first vertical plate portion, and the first vertical plate portion is fitted over the upper edge portion of the predetermined side wall panel from above so that the first vertical plate portion is positioned inside the box pallet. a base bracket with an inverted U-shaped cross section,
By screwing the box pallet into the screw hole from the inside of the box pallet and pressing the top edge of the predetermined side wall panel against the second vertical plate portion, the base metal fitting is placed on the predetermined side wall panel. a bolt detachably fixed to the edge,
The top cover panel is hinged to the base fitting so as to be pivotable between a horizontal closed position covering the upper opening and a vertically downward open position along the outer surface of the predetermined side wall panel. A mounting structure for a top lid panel on a box pallet, comprising a hinge. The upper lid panel is made of a mesh panel having a large number of meshes,
A bolt operation prevention cover is attached to the top lid panel near the top of the bolt head so as to prevent the bolt head from being rotated through the mesh of the top lid panel in the closed position. 2. The mounting structure of the upper lid panel in the box pallet according to claim 1.

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