JP3604168B2 - Pallets for transporting building materials - Google Patents

Description

[0001]
[Industrial applications]
The present invention relates to a pallet for transporting building materials that transports flat building materials such as wall panels.
[0002]
[Background Art]
Industrialized buildings are being constructed to shorten the construction period on site. In this industrialized building, a flat building material such as a wall panel is manufactured at a factory, the flat building material is transported to a site, and the flat building material is combined at the site to be constructed. The production of the flat building material is performed by forming a frame or the like from a square material or the like, and attaching a wall surface material or the like to the frame or the like. In addition, a flat building material manufactured at a predetermined factory may be transported to another factory and used, for example, to produce a building unit.
The flat building material manufactured in the factory line is loaded on a truck bed and transported to the site or another factory. A forklift is used to load the flat building materials on the truck bed. In this operation, a pallet for transporting building materials is used to simultaneously transport a plurality of flat building materials. This pallet for transporting building materials is placed on a truck bed with building materials loaded.
[0003]
A conventional pallet for transporting building materials is described in Japanese Utility Model Laid-Open No. 3-90840. This pallet for transporting building materials includes a lower frame in which a plurality of flat building materials are inserted and stacked in an upright state, an upper frame opposed to the lower frame, and a connecting frame connecting the upper frame and the lower frame. And is formed in a substantially box shape. Each of these frames has a frame composed of a plurality of pipes.When assembling the pallet, a connecting frame is erected on the lower frame, and a tip of the pipe forming the upper frame is formed at an upper end opening of the pipe forming the connecting frame. Insert the bent part.
Between the upper frame and the lower frame, a plurality of round pipe-shaped partition members for partitioning the plurality of flat building materials are provided at predetermined intervals in a thickness direction of the flat building materials. These bar-shaped partition members are vertically extended at two positions in the front and back (insertion direction) of the flat building material, respectively, in order to prevent the flat building material from shifting left and right (the thickness direction) during transportation. .
The rod-shaped partition member has both ends attached to the lower and upper frames via lower and upper engaging members, respectively. The lower engagement member is fixed to a pipe constituting the lower frame by welding or the like and has a projection inserted into a lower end opening of the rod-shaped partition member. The upper engagement member is welded to a pipe constituting the upper frame. And has a projection inserted into the upper end opening of the bar-shaped partition member.
[0004]
[Problems to be solved by the invention]
In the conventional building material transport pallet, since the upper engaging member is fixed to the upper frame and the lower engaging member is fixed to the lower frame, the rod-shaped partition member is attached to the upper frame and the lower frame by a connecting frame. This operation must be performed at the same time as the pallet assembling operation of inserting the bent end of the pipe of the upper frame into the upper end opening of the pipe, and the work of attaching the bar-shaped partition member is complicated. In particular, since there are a plurality of bar-shaped partition members, it is not easy to simultaneously insert the projections of the engaging members into the openings of the bar-shaped partition members while keeping the space between the bar-shaped partition members.
[0005]
Here, an object of the present invention is to provide a pallet for transporting building materials, in which a bar-shaped partition member can be easily attached.
Another object of the present invention is to provide a pallet for transporting building materials which can be made compact when no flat building materials are loaded, in addition to the above-mentioned objects.
Still another object of the present invention is to provide a pallet for transporting building materials that can be made compact without removing the bar-shaped partition member, in addition to the above objects.
It is a further object of the present invention to provide a pallet for transporting building materials capable of loading a flat building material having an arbitrary thickness, in addition to the above objects.
[0006]
[Means for Solving the Problems]
Therefore, an object of the present invention is to achieve the above object by making the engaging members for engaging the bar-shaped partition member individually movable in the longitudinal direction of the bar-shaped partition member.
Specifically, the building material transport pallet of the present invention includes a lower frame in which a plurality of flat building materials are inserted and stacked in an upright state, an upper frame opposed to the lower frame, these lower frames, and A building material transport comprising a plurality of bar-shaped partition members which are vertically erected between the upper frames via engagement members provided on the lower frame and the upper frame, and which partition the plurality of flat building materials. A pallet, wherein the engaging members provided on at least one of the lower frame and the upper frame are individually movable back and forth along a longitudinal direction of the rod-shaped partition member, and are engaged with the rod-shaped partition member. It is characterized by having a mating engagement portion.
Here, the lower frame may be bent at an end thereof via a hinge, and further, the hinge may be disposed outside a position where the bar-shaped partition member is disposed. Further, the engagement member may be movable in a horizontal direction perpendicular to an insertion direction of the flat building material.
[0007]
[Action]
The upper frame is arranged on the lower frame, and both ends of the plurality of rod-shaped partition members are vertically mounted between the lower frame and the upper frame via the engaging members.
At this time, the bar-shaped partition member is aligned with the engagement member provided on at least one of the lower frame and the upper frame being retracted, and then the engagement member is advanced to engage the bar-shaped partition member. Engage the member.
After all the bar-shaped partition members are attached, a flat building material is inserted between these bar-shaped partition members and loaded on the lower frame. Here, if the engaging member is made movable in the thickness direction of the flat building material, a flat building material having an arbitrary thickness can be inserted between the bar-shaped partition members.
A pallet for transporting building materials loaded with flat building materials is placed on a truck bed by a forklift or the like. The flat building material is transported to a destination such as a construction site while being loaded on a pallet for transporting the building material.
The flat building materials are left at the construction site and the pallets for transporting the building materials are returned to factories. Here, if the end of the lower frame is made freely bendable, when the pallet for transporting building material is placed on the truck bed, the end of the lower frame is bent via a hinge to make the pallet for building material compact. it can.
Further, by disposing the hinge outside the position where the bar-shaped partition member is disposed, the lower frame can be bent without removing the bar-shaped partition member.
[0008]
【Example】
Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.
1 to 5 show a pallet for transporting building materials according to the present embodiment.
FIG. 1 is a perspective view showing a schematic configuration of a pallet for transporting building materials, and FIG. 2 is a front view thereof.
In these figures, a pallet 1 for transporting building materials according to the present embodiment includes a lower frame 3 in which a plurality of (only one is shown in FIG. 2) flat building materials 2 are inserted and stacked in an upright state. And a connection frame 5 connecting the lower frame 3 and the upper frame 4 to each other.
The connection frame 5 includes a ladder member 5A for allowing a worker to move up and down the upper frame 4. The ladder member 5A also has a function of increasing the strength of the pallet 1 for transporting building materials. Further, a hook 5B for hanging a wire of a crane and hanging down the pallet 1 for transporting building materials is provided at an end of the connecting frame 5.
[0009]
The lower frame 3 has a substantially rectangular shape whose longitudinal direction is the direction of insertion of the flat building material 2, and has a central portion 3A and end portions disposed on both sides of the central portion 3A and capable of being bent. 3B.
The central portion 3A has a structure in which a plurality of reinforcing members 7 made of an angle material or the like are attached to a rectangular frame member 6, and two fork guides 8 are attached to a lower portion thereof in a direction perpendicular to the longitudinal direction of the central portion 3A. . These fork guides 8 are each formed of a square pipe having a rectangular cross section. Both ends of the fork guide 8 have holes 8A, the distance between the holes 8A is the same as the distance between the two forks of the forklift, and the width and the width are each sufficient to insert the fork of the forklift. Have a height.
[0010]
The end 3B has a structure in which an extension 9 is provided at an end of the central portion 3A so as to extend therefrom, and a base 11 is attached to the extension 9 via a hinge 10. Are assembled into a rectangular frame member 12 to which a plurality of reinforcing members 13 are attached.
FIG. 3 shows a structure for holding the end portion 3B on the connection frame 5. As shown in FIG. As shown in FIG. 3, one end of a first link 15 is rotatably supported on the rotation end side of the end 3B, and one end of a second link 16 is rotated on a side of the connection frame 5. The other ends of the first and second links 15 and 16 are rotatably connected by pins 17. Here, horizontal posture holding means 18 is configured to maintain the end 3B in a horizontal state from the first and second links 15 and 16 and cover the lower end surface of the flat building material 2 (see the imaginary line in FIG. 3). I have.
A vertical attitude holding means 19 for holding the attitude of the bent end 3B in a vertical state is provided on a side portion of the connection frame 5. The vertical posture holding means 19 includes a projection 20 fixed to the side of the connection frame 5, a tubular member 21 fixed to the tip of the projection 20, and a tip inserted through the tubular member 21 and having a tip. And an engagement pin 22 that is engaged with the opening of the frame member 12 at the end 3B.
[0011]
As shown in FIG. 2, the upper frame 4 has a substantially rectangular structure including a central portion 4A and extended portions 4B arranged on both sides of the central portion 4A. The central portion 4A has a structure including a frame member 23 formed in a rectangular shape by combining pipes. The extension portion 4B has a square pipe 24 that is vertically arranged opposite to the extension portion 9 of the lower frame 3 and extends in the thickness direction of the flat building material 2 (horizontal direction perpendicular to the insertion direction).
A lower engaging member 25 is provided at a position outside the hinge 10 in the extension 9 of the lower frame 3, and an upper engaging member 26 is provided at the extension 4 B of the upper frame 4. A round pipe-shaped rod-shaped partition member 27 is vertically set via the joining members 25 and 26. Since the partition members 27 partition the plurality of flat building materials 2, a plurality of the partition members 27 are provided at predetermined intervals along the thickness direction of the flat building materials 2 (see FIG. 1).
The lower engagement member 25 is formed in a cylindrical shape extending upward to be inserted into the lower end opening of the bar-shaped partition member 27, and is provided so as to be movable in the thickness direction of the flat building material 2.
[0012]
The structure of the upper engagement member 26 is shown in FIGS. In these figures, an upper engaging member 26 is composed of a cylindrical engaging portion 26A which can be freely inserted into an upper end opening of a rod-shaped partition member 27, and a rectangular pipe 24 connected to the engaging portion 26A. A shaft portion 26B inserted through a cylindrical member 29 provided through a support frame 28, and a stopper portion connected to the upper end of the shaft portion 26B and for preventing the engaging portion 26A and the shaft portion 26B from coming off. 26C.
The support frame 28 is formed in a square pipe shape that covers around the square pipe 24 and is movable in the thickness direction of the flat building material 2. The cylindrical member 29 is arranged so that its axis extends vertically, whereby each upper engaging member 26 can be individually advanced and retracted along the longitudinal direction (vertical direction) of the bar-shaped partition member 27. .
[0013]
The support frame 28 is provided with fixing means 30 for fixing the support frame 28 at a predetermined position of the square pipe 24. The fixing means 30 includes a nut 31 fixed to a side surface of the support frame 28 opposite to the cylindrical member 29, and a wing bolt 32 screwed to the nut 31 and pressing the square pipe 24 against the support frame 28. It is composed of Inside the support frame 28, a spacer 33 for maintaining the support frame 28 and the tubular member 29 in a predetermined posture with respect to the square pipe 24 is provided.
[0014]
In order to assemble the building material transport pallet 1 having this configuration, the connecting frame 5 is erected on the lower frame 3 to which a predetermined number of lower engaging members 25 are attached in advance, and the upper frame 4 is mounted on the upper end of the connecting frame 3. Attach. A predetermined number of upper engaging members 26 are attached to the square pipe 24 of the upper frame 4 in advance.
When the assembling of the building material transport pallet 1 is completed, both ends of a predetermined number of bar-shaped partition members 27 are vertically mounted between the lower frame 3 and the upper frame 4 via the engaging members 25 and 26, respectively.
Therefore, the upper engaging member 26 is retracted upward in advance, the lower end opening of the bar-shaped partition member 27 is inserted into the lower connecting member 25 facing the upper engaging member 26, and the posture of the bar-shaped partition member 27 is set to be vertical. To align. Thereafter, the upper engaging member 26 is advanced (downward), and the engaging portion 26A is engaged with the upper end opening of the rod-shaped partition member 27. This operation is repeated for each bar-shaped partition member 27.
To load the flat building material 2 on the building material transport pallet 1, the flat building material 2 is inserted between the adjacent bar-shaped partition members 27 in an upright state. Here, in order to insert the flat building material 2 having an arbitrary thickness between the bar-shaped partition members 27, the engaging members 25 and 26 are moved in the thickness direction of the flat building material.
[0015]
After a predetermined number of plate-like building materials 2 are loaded on the building material transport pallet 1, the forklift is operated to insert the fork of the forklift into the hole 8A of the fork guide 8, and further placed on a truck bed (not shown). The flat building material 2 is transported to a destination such as a site while being loaded on the building material transport pallet 1. In a state where the flat building material 2 is being transported by the building material transport pallet 1, the lower end surface of the flat building material 2 is covered by the horizontal attitude holding means 18, so that the lower end surface of the flat building material 2 may be damaged during transportation. , Does not get dirty.
The pallet 1 for transporting building materials is returned to a factory or the like while the flat building materials 2 are left at a destination such as a site. Here, the end 3B of the lower frame 3 is bent around the hinge 10 in a state where the bar-shaped partition member 27 is not removed from the lower frame 3 and the upper frame 4 to make the building material transport pallet 1 compact. In a state where the end 3B of the lower frame 3 is bent, the engagement pin 22 of the vertical posture holding means 19 is engaged with the end 3B to prevent the end 3B from being opened by mistake.
[0016]
As described above, according to this embodiment, the bar-shaped partition member 27 that partitions the plurality of flat building materials 2 is provided on the lower engagement member 25 provided on the lower frame 3 and the upper engagement member 26 provided on the upper frame 4. Since each upper engaging member 26 has an engaging portion 26A which can be individually advanced and retracted along the longitudinal direction of the rod-shaped partition member 27 and can engage with the rod-shaped partition member 27, the rod-shaped partition The attachment of the members 27 to the upper frame 4 and the lower frame 3 can be performed for each of the bar-shaped partition members 27 after the assembly work of the building material transport pallet 1 is completed, so that the mounting work of the bar-shaped partition members 27 is easy.
In this embodiment, since the end of the lower frame 3 can be bent via the hinge 10, the pallet 1 can be made compact when returning the pallet 1 for transporting building materials. In addition, since the hinge 10 is disposed outside the position where the bar-shaped partition member 27 is disposed, the end 3B of the lower frame 3 can be bent without removing the bar-shaped partition member 27.
Further, since the vertical posture holding means 19 for holding the vertical posture of the end 3B when the end 3B is bent is provided on the side of the connecting frame 5, the bent end 3B is not accidentally opened. .
[0017]
Further, since the two engaging members 25 and 26 are movable in the thickness direction of the flat building material 2, the flat building material 2 having an arbitrary thickness can be loaded.
Furthermore, since the horizontal attitude holding means 18 for maintaining the end 3B from the first and second links 15 and 16 in parallel with the central part 3A is configured, the lower end face is held in a horizontal attitude while the flat building material 2 is being transported. Since it is covered with the means 18, the flat building material 2 is not damaged or stained.
[0018]
The present invention is not limited to the configuration of the above-described embodiment, but includes the following modified examples as long as the object of the present invention can be achieved.
For example, in the above-described embodiment, the upper engaging member 26 is an engaging member that is capable of moving back and forth along the longitudinal direction of the rod-shaped partition member 27 and has an engaging portion 26A that can engage with the rod-shaped partition member 27. In the present invention, the engaging member may be the lower engaging member 25 alone, or both the lower engaging member 25 and the upper engaging member 26. When the engagement member having the engagement portion is the lower engagement member 25, the structure of the lower engagement member 25 is the same as that of the upper engagement member 26.
[0019]
Further, in the present invention, the engagement structure between the bar-shaped partition member 27 and the upper engagement member 26 may be reversed from the structure of the above embodiment. That is, in the above-described embodiment, the rod-shaped partition member 27 is formed in a pipe shape, and the engagement portion 26A of the upper engagement member 26 is a columnar member that can be inserted into the upper end opening of the rod-shaped partition member 27. In the present invention, the engagement portion 26A may be a cylindrical member into which the upper end of the rod-shaped partition member 27 can be inserted.
[0020]
Further, the end 3B of the lower frame 3 is bendable via a hinge 10, but the hinge 3 is not provided and the end 3B of the lower frame 3 is fixed to the center 3A, or the end 3B is A structure that is slidable with respect to the central portion 3A may be used. Further, even when the hinge 10 is provided, its position may be outside the position where the bar-shaped partition member is arranged. In this case, it is necessary to remove the bar-shaped partition member 27 in order to bend the end 3B.
[0021]
In the above embodiment, both the lower engaging member 25 and the upper engaging member 26 are movable in the thickness direction of the flat building material 2. However, in the present invention, any one of the two engaging members 25 and 26 is used. A structure may be adopted in which only one of them can be moved in the thickness direction of the flat building material 2, or both of the engagement members 25 and 26 cannot be moved in the thickness direction of the flat building material 2.
The structure for moving the upper engaging member 26 in the thickness direction of the flat building material 2 is not limited to the structure of the above-described embodiment. For example, a round pipe may be used instead of the square pipe 24, and a support frame 28 provided with an upper engaging member 26 via a tubular member 29 may be fitted to the round pipe. However, if the support frame 28 is formed in a substantially rectangular pipe shape similar to the square pipe 24 as in the above-described embodiment, rotation of a plane orthogonal to the center of the square pipe 24 of the upper engagement member 26 is restricted, so that the upper The vertical posture of the joining member 26 can be maintained.
Further, in the present invention, the horizontal attitude holding means 18 and the vertical horizontal holding means 19 do not always need to be provided.
[0022]
【The invention's effect】
As described above, according to the present invention, at least one of the engaging member provided on the lower frame and the engaging member provided on the upper frame can be moved back and forth along the longitudinal direction of the rod-shaped partition member. And a structure having an engaging portion capable of engaging with the bar-shaped partition member, the mounting of the bar-shaped partition member to the upper frame and the lower frame can be performed at the end of the assembling work of the building material transport pallet. Mounting work becomes easier.
If the end of the lower frame can be bent via a hinge, the pallet for transporting building materials can be made compact when no flat building material is loaded.
Moreover, by disposing the hinge outside the position where the bar-shaped partition member is disposed, the pallet for transporting building materials can be made compact without removing the bar-shaped partition member.
Further, if the engaging member is movable in a horizontal direction orthogonal to the insertion direction of the flat building material, a flat building material having an arbitrary thickness can be loaded.
[Brief description of the drawings]
FIG. 1 is a schematic perspective view showing a pallet for transporting building materials according to one embodiment of the present invention.
FIG. 2 is an exploded plan view showing the building material transport pallet.
FIG. 3 is a front view showing a structure of an end portion of a lower frame and an upper frame of the building material conveying pallet.
FIG. 4 is a perspective view showing an attachment structure between an upper frame and a bar-shaped partition member.
FIG. 5 is a cross-sectional view showing an attachment structure between an upper frame and a bar-shaped partition member.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Pallet for transporting building materials 2 Flat building material 3 Lower frame 3B End 4 Upper frame 10 Hinge 25, 26 Engaging member 27 Bar-shaped partition member

Claims (4)

A lower frame for inserting and stacking a plurality of flat building materials in an upright state, an upper frame opposed to the lower frame, and between the lower frame and the upper frame, the lower frame and the upper frame. A pallet for transporting building materials, comprising: a plurality of bar-shaped partition members that are vertically erected through provided engaging members and partition the plurality of flat-plate building materials, wherein the pallet includes a lower frame and an upper frame. The building material characterized in that the engaging member provided on at least one of the building members is individually movable along the longitudinal direction of the rod-shaped partition member and has an engagement portion engageable with the rod-shaped partition member. Transport pallets. 2. The pallet according to claim 1, wherein the lower frame has an end which can be bent through a hinge. 3. The pallet according to claim 2, wherein the hinge is disposed outside a position where the bar-shaped partition member is disposed. The building material transport pallet according to any one of claims 1 to 3, wherein the engaging member is movable in a horizontal direction orthogonal to an insertion direction of the flat building material. palette.

Images