JP2002225866A - Pallet for transporting load - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make stacking of a pallet easy and to lower the height when a loading pallet in which a load is loaded is stacked. SOLUTION: In the loading pallet which is provided with a frame body whose plane shape is a nearly square shape and columns which are extended in a vertical direction at four corners of the frame body, receiving frames in a polygonal shape in a plane view which have engaging recesses opening upward are provided at the upper end parts of the columns, casters which can be engaged with the engaging recesses are arranged at the lower end parts of the columns, a plurality of pallets for transporting a load can be stacked by the columns, load receiving and supporting parts which are opened upward are arranged in the upper edge of the left and right frames of the frame body so as to oppose each other, and pocket spaces in which the upper part of a load placed on the lower pallet for transporting a load can be housed when the plurality of pallets for transporting a load are stacked on the lower part of the frame body.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a loading and carrying pallet for stacking a large number of pallets for loading and carrying used for carrying articles on top of each other with the articles placed thereon. Particularly, the present invention relates to a pallet for loading and transporting, which is convenient for stacking and transporting a pallet by saddleing a load in a roll form to a horizontal position using a forklift, and also capable of transporting the pallet after unloading. Things.

[0002]

2. Description of the Related Art Conventionally, as disclosed in Japanese Patent Application Laid-Open No. 2000-118648, a pallet is formed of a plate-like floor frame provided with a lateral hole into which a fork of a forklift is inserted. It facilitates the loading and unloading of goods and the movement when storing them in a warehouse. Further, in order to reduce the area of the floor occupied by the loading pallet when the loading pallet with the loaded cargo is mounted on a moving vehicle or stored in a warehouse, as shown in FIG. There has been proposed a structure in which four pillars extending upward from four corners of a floor frame for carrying a load are provided, and the upper and lower portions of each pillar are overlapped with each other so that a loading pallet can be stacked in a plurality of stages.

[0003]

However, when these pallets are used, the support frame for stacking and the casters for moving the pallets are formed at different places, so that their structures are complicated. In addition, no consideration has been given to a configuration in which a pallet is stacked and transported by letting a load in the form of a roll be saddled in a horizontal position.

[0004]

SUMMARY OF THE INVENTION The present invention firstly provides a loading and transporting pallet comprising a frame having a substantially quadrangular planar shape and columns extending vertically at four corners of the frame. A receiving frame having an engaging recess that opens upward is provided at the upper end of the support, and a caster that can be engaged with the engaging recess is disposed at the lower end of the support, and a plurality of pallets for loading and transporting are provided by the support. Second, a caster is horizontally rotatably mounted on the lower end of the support, and the engaging recess of the receiving frame at the upper end of the support is capable of preventing rotation of the caster. Thirdly, the upper and lower sides of the left and right lateral frames of the frame are opposed to each other, and a plurality of pallets for loading and transporting are provided at the lower part of the frame. When the pieces are stacked, lower loading Fourthly, a forklift forklift of a forklift is provided in a front and rear lateral frame portion of the frame body, and a forklift space is provided which is capable of storing an upper portion of the load placed on the pallet. The above-mentioned problem is solved by providing a configuration in which a cargo lifting space portion opened upward is provided, and a stopper for contacting the tip of a fork claw portion is arranged on the back side of the cargo lifting space portion. It is.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the illustrated embodiments. In the figure, A is a loading and carrying pallet according to the present invention. The loading / transporting pallet A has a frame W formed by welding and assembling a rectangular steel tube 1 having a rectangular cross section and having a substantially quadrilateral horizontal plane and a vertical direction from four corners of the frame W. Has a support S extending to

The frame W and the support S are mainly constructed by welding and assembling a square steel pipe 1 of about 50 mm square.
In a front view, a frame W connecting the left and right columns S, S
The front and rear horizontal frame portions WF and WB are the reinforcing connecting members 2 in the horizontal direction.
A frame lifting support 4 formed by a fork hole 3 for inserting a fork claw FA of a frame-shaped forklift F with a support S at one corner on the left and right of the upper part of the reinforcing connecting member 2; And a cargo lifting space portion 5 in which the upper portion of the reinforcing connecting member 2 is opened between the frame lifting support portions 4. The above and below horizontal frame W
The configuration of the fork holes 3 provided in F and WB is not much different from the conventional pallet. In the illustrated embodiment, the reinforcement connecting member 2 is provided with the frame lifting supports 4, 4 on the left and right sides in view of the advantage of the reinforcing structure and the simplification of the structure. In the above-described embodiment, the cargo lifting space 5 is provided between the cargo lifting spaces 5, 5 instead of this configuration. The unit 4 may be provided. However, in that case, if necessary, the reinforcing connection frame 2
It is necessary to further consider the reinforcement configuration and the like.

[0007] The frame W and the support S are
The front and rear struts S, S are connected by left and right horizontal frames WL, WR composed of upper and lower two-stage reinforcing connecting members 6, 7, and have a half-moon shape that opens upward at upper edges of the left and right horizontal frames WL, WR. 8A, 8A and target members 8B, 8B for preventing overrun
And the load receiving support members 8 having the following. The load receiving support members 8, 8 are arranged in a pair at the front and rear, and are configured such that two roll-shaped loads T described later are placed thereon. Then, the left and right horizontal frames W under the load receiving support members 8, 8 are provided.
L and WR have longitudinal reinforcing members 9, 9, 9, 9 respectively.
Is interposed. The central portions of the lower connecting members 7, 7 of the left and right horizontal frames WL, WR are connected by a center connecting member 10, and the load lifting space portion 5, The stoppers 11, 11 formed in a rectangular shape using a plate-like member in a state of being located on the back side of 5, are vertically arranged. further,
A guide plate 3A made of an iron plate is stretched over the upper end of the fork hole 3 of the frame lifting support portion 4 and the lower portion of the central connecting member 10, so that the fork claw portion can be taken in and out without damaging the cargo T. It is.

As described above, columns S extending vertically in the vertical direction are arranged at the four corners of the frame W. And
An engagement recess 12A that opens upward is provided at the upper end of the support S.
And a caster 13 having an idler wheel 13A is attached to the lower end of the column S so as to be horizontally rotatable about a vertical axis. This caster 13
Thereby, the loading and carrying pallet A of the present invention can be appropriately moved, and the work of loading and unloading the truck with the forklift F and the movement of storing it in the warehouse are facilitated. 5 and 6 to reduce the area of the floor occupied by the pallet A for loading and transporting when the pallet A for loading and transporting the loaded pallet A is mounted on a moving vehicle or stored in a warehouse. As described above, using the four pillars S extending upward from the four corners of the frame W for loading the cargo on the loading pallet A, the upper receiving frame 12 and the lower caster 13 of each pillar S are separated. It is configured so that the loading pallets can be stacked in a plurality of stages by overlapping each other.

The engaging recess 1 of the receiving frame 12 at the upper end of the support S
2A is formed in a square shape in plan view that can prevent the rotation of the casters 13. Specifically, the engagement recess 12A
Caster 1 in an attitude matching the square diagonal of
The third idler wheel 13A is fitted to prevent the caster 13 from swinging. In addition, this receiving frame 12
If the shape in plan view is a diagonal, it is hexagonal,
It may be polygonal such as octagon. Engaging recess 1 of receiving frame 12
Since 2A is directed upward, there is a possibility that rainwater or the like may collect in the outdoors or the like.
By providing 2B, water pool can be prevented.

The lower portion of the bottom of the frame W is formed as a raised floor, and when a plurality of pallets A are stacked, the load T placed on the lower pallet A is lower.
Is arranged so that a pocket space Y capable of storing the upper part of the device appears. The cargo T is composed of a roll part 14 wound with a material such as a papermaking roll, a resin cappet roll, a carpet roll, a mat roll, a tatami mat roll, and a support shaft 15 for supporting the same. With the posture, both ends of the support shaft 15 are concave portions 8A, 8A of the load receiving support members 8, 8 provided on the upper edges of the left and right horizontal frames WL, WR.
In a state where lateral displacement is prevented by target members 8B, 8B for overrun prevention, they are fitted and supported in a saddle shape.

According to the configuration of the embodiment, the load T is lifted by the fork pawl FA of the forklift F, and the fork pawl FA faces between the load lifting spaces 5, 5 of the pallet A for loading and transporting. The support shaft 15 of the roll portion 14 is provided on the concave portions 8A, 8A of the load receiving support members 8, 8.
The moving is placed. In this case, if the distance between the stoppers 11 and 11 is approximately equal to the distance between the fork pawls FA, the stoppers 11 and 11 serve as targets for the depth of the fork pawls FA, thereby facilitating the loading operation of the load T. The stoppers 11, 11 also facilitate the removal of the cargo T from the transport pallet A. Further, the concave portions 8A, 8A of the load receiving support members 8, 8 are connected to the left and right horizontal frames WL, W.
R is provided on the upper edge so that the support shaft 15 of the roll portion 14
And the mounting becomes easy. In this manner, two loads T are loaded on each of the plurality of loading pallets A, and the other loading pallets A are loaded on the respective loading pallets A in the fork holes. 3
The forklift F is inserted into the forklift F and the frame lifting support 4 is lifted up. Each of the support pallets S of the transport pallet A located on the lower side is received in the upper receiving frame 12 of the transport pallet A located on the upper side. Caster 1 at the bottom of the support S
3 are stacked one on top of the other, and each transport pallet A is stacked in a plurality of stages. When carrying out these loading operations, the loading and transporting pallet A is well-structured so that its frame W, columns S, etc., use the square steel pipe 1 to minimize the weight. In addition, the carrying operation and the stacking operation by the forklift F can be easily and efficiently performed.

In this case, since the upper and lower columns S can be made to correspond to each other, the work of overlapping using the forklift F can be easily performed. Further, although the caster 13 has a swingable configuration, the caster 13 is positioned at an arbitrary diagonal line of the caster frame 12 and sinks because the receiving frame 12 is squared in plan view as described above. 13 can be easily positioned and stably fixed. Thus, each transport pallet A can be stacked in a plurality of stages such as three to four stages, so that transportation can be efficiently performed and storage space such as a warehouse can be effectively utilized. Further, the lower portion of the bottom of the frame W is formed in a raised floor shape,
A pocket space Y capable of storing the upper portion of the load T placed on the lower loading pallet A when the plurality of items are stacked.
Are disposed so that the cargo T can be efficiently mounted and supported in a lateral posture.

[0013]

According to the first aspect of the present invention, the casters can be used as one member of the support frame, and the structure of the pallet for loading and carrying can be simplified. According to the second aspect of the present invention, the support of the caster can be stabilized by utilizing the shape of the receiving frame member. According to the third aspect of the present invention, the height of the pallets for loading and carrying stacked in a plurality of stages can be stabilized relatively low. Claim 4
According to the invention, the loading and unloading of the cargo can be easily performed. And so on.

[Brief description of the drawings]

FIG. 1 is an external perspective view of a pallet for loading and carrying showing an embodiment of the present invention.

FIG. 2 is a front view of the transport pallet.

FIG. 3 is a side view of FIG. 2;

FIG. 4 is a plan view of FIG. 2;

FIG. 5 is a side view and a plan view of a receiving frame.

FIG. 6 is a main part view of the load receiving support members 8;

FIG. 7 is a front view of a use state showing a stacked state of the pallets for loading and transporting.

FIG. 8 is a side view of FIG. 7;

FIG. 9 is a diagram showing the operation of a warehouse using a pallet for loading and transporting.

[Explanation of symbols]

 Reference Signs List A Pallet for loading / transporting W Frame WF, WB Front and rear horizontal frames WL, WR Left and right horizontal frames S Supports Y Pocket space T Loading FA Forklift F fork claw 1 Square steel pipe 2 Reinforced connecting member 3 Fork hole 4 Frame lifting Support part 5 Loading lifting space part 6, 7 Reinforcement connection member 8 Load receiving support member 9 Reinforcement member 10 Central connection member 12 Receiving frame 13 Caster 14 Roll part 15 Support shaft

Claims (4)

[Claims] 1. A loading and transporting pallet including a frame having a substantially quadrangular planar shape and columns extending vertically at four corners of the frame, and an engagement opening upward at an upper end portion of the column. A receiving frame having a concave portion is provided, a caster engageable with the engaging concave portion is arranged at a lower end portion of the column, and a plurality of pallets for loading and transporting can be stacked by the column. Pallets for loading and carrying. 2. The method according to claim 1, wherein the casters are horizontally rotatably mounted on the lower ends of the columns, and the engaging recesses of the receiving frames at the upper ends of the columns are formed in a polygonal shape in plan view so as to prevent the rotation of the casters. Item 4. A pallet for loading and carrying according to Item 1. 3. A loading / unloading support portion which opens upward at the upper edges of the left and right horizontal frames of the frame body, and a plurality of pallets for loading and transporting are stacked at a lower portion of the frame body. 2. A pallet for loading and transporting according to claim 1, further comprising a pocket space for storing an upper portion of the load placed on the pallet. 4. A frame lifting support portion provided by a fork claw of a forklift and a cargo lifting space portion opened upward are provided in the front and rear horizontal frame portions of the frame body, and a fork claw is provided at a depth side of the cargo lifting space portion. The pallet for loading and transporting according to claim 3, wherein a stopper with which the tip of the portion contacts is arranged.