JPH0613133Y2 - Rack for cargo handling - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention is a portal-shaped cargo handling rack used when the space above a load directly stacked on the floor is used as a support space for another load. It is about.

(Prior art and its problems) In this type of cargo handling rack, columns are vertically connected from four corners of a rectangular rack, and the space under the rack surrounded by the columns is used. It is possible to directly load luggage on the floor surface and place another luggage on the cargo receiving table, but when not in use, so-called nesting in which the same racks are fitted to each other to reduce the bulk is It must be possible.

Therefore, in the conventional cargo handling rack of this type, for example, as in the rack disclosed in Japanese Utility Model Laid-Open No. 62-164215, front and rear rail members are erected in two steps on the left and right sides. At times, the lower rail material of the upper rack is placed on the upper rail material of the lower rack, but in such a conventional rack for cargo handling, a long rail material having the same length as the depth of the rack is used. A book is also needed, which not only contributes to the weight increase of the entire rack, but also has a lower rail material that grounds over the entire length, so it is easy to rust and easily affected by the unevenness of the floor surface, so it can be installed stably. Was difficult.

(Means for Solving the Problems) In order to solve the above conventional problems, the present invention provides
From the left and right ends of the rectangular side of the cargo receiving stand, the supporting front support columns are provided in a hanging manner at the positions projecting to the left and right outside from the left and right side ends of the cargo receiving base.
A supporting rear strut is hung down continuously at a position inside the position of the supporting front strut, and a front end is located between the supporting front strut and the supporting rear strut. A rack for loading and unloading a pair of left and right front and rear direction connecting members fixed to the lower end of a support column and having a rear end fixed to the outside of the supporting rear support column, wherein the pair of left and right front and rear direction connecting members are The same rack is placed above the lower end by an appropriate height, and the same rack is attached to the front-rear direction support member of the lower rack immediately after the front support column of the lower rack. When nesting so that it rests on top, the spacer that abuts the position near the rear end of the front and rear direction connecting member of the other rack and the front and rear direction connecting members of the upper and lower racks are fitted together to prevent lateral displacement in the lateral direction. Male fitting And a female engaging member, is to propose a handling rack comprising providing a stopper for preventing the rearward movement of the upper rack relative to the lower rack.

(Embodiment) An embodiment of the present invention will be described below with reference to the attached exemplary drawings.

In FIG. 1 to FIG. 3, reference numeral 1 is a load receiving platform having a rectangular planar shape, and includes four front and rear left and right side frames 2a to 2d fixedly connected in a rectangular shape and inside these side frames 2a to 2d. And a grid member 3 fixedly installed on the. The side frames 2a-2
In d, the left and right ends of the front frame 2a are the left and right side frames 2c, 2
The upper end side faces of the pair of left and right supporting front columns 4a and 4b are fixed to the left and right end faces of the front frame 2a, so that the upper side faces of the pair of left and right supporting front columns 4a and 4b are slightly projected.
The a and 4b are configured to hang from the left and right ends of the front side of the cargo receiving base 1 at positions projecting to the left and right outside from both left and right ends of the cargo receiving base 1 (outer side surfaces of the side frames 2c and 2d). The rear end surfaces of the left and right side frames 2c, 2d are flush with the rear side surface of the rear side frame 2b.
The upper end front surfaces of the pair of left and right supporting rear columns 5a and 5b are fixed to the rear end surface of d, so that the pair of left and right supporting rear columns 5a and 5b are supported from the left and right ends of the rear side of the load receiving base 1. It is configured to hang down at a position inside the positions of the supporting front columns 4a and 4b. A connecting member 6 is fixedly installed between the lower inner surfaces of the pair of left and right supporting rear columns 5a and 5b.

The supporting front columns 4a and 4b and the supporting rear column 5
As shown in detail in FIGS. 4 and 5, the front end is fixed to the rear side of the supporting front columns 4a and 4b at a proper height above the rear side between a and 5b. A pair of left and right connecting members 8a, 8b whose ends are fixed to the outside of the supporting rear columns 5a, 5b via L-shaped brackets 7
Has been erected.

The pair of left and right connecting members 8a, 8b includes spacers 9a, which project downward from positions near the rear ends thereof.
9b, male fitting members 10a and 10b projecting downward from the position near the front end, and female fitting members 11a and 11b also serving as stoppers projecting upward from the position near the front end.
And are projected. The spacers 9a, 9b and the female fitting members 11a, 11b also serving as stoppers are formed by the lower ends of the supporting front columns 4a, 4b and the front-rear direction connecting members 8a, 8b.
b has a protruding length that is substantially equal to the distance between the lower surface of the male fitting member 10a and the male fitting member 10b.
It projects shorter than the projecting length of a, 9b, etc. Further, the female fitting members 11a and 11b also serving as stoppers have a U-shaped planar shape that opens rearward and upward, and the closed front side surface is inclined obliquely rearward and upward and is a stopper. It is 12.

The cargo handling rack of the present invention constructed as described above is the second rack.
As shown in the figure, by installing on the floor surface 13 via four columns 4a to 5b, the lower space 14 of the cargo receiving stand 1 surrounded by the four columns 4a to 5b is used, Floor 1
It is possible to directly load the luggage 15 on 3 and to place another luggage 16 on the receiving tray 1. In this use state, the front-rear direction connecting members 8a and 8b are spaced upward from the floor surface.

Further, in the cargo handling rack of the present invention, as shown in FIG. 3, front and rear direction connecting members 8a and 8b are respectively projected to the left and right outer sides of the cargo receiving base 1 in plan view, and these rail members 8
Since the front supporting columns 4a and 4b are erected on the front ends of the a and 8b, when the cargo handling rack is not used,
The same rack can be nested as shown.

That is, when the supporting front columns 4a, 4b of the upper rack B are nested immediately above the supporting front columns 4a, 4b of the lower rack A so as to rest on the front-rear direction connecting members 8a, 8b, the spacers 9a and 9b are lower racks A
The front and rear direction connecting members 8a and 8b in the vicinity of the rear end of the upper surface of the upper rack B in a horizontal state,
Further, the lower ends of the supporting front columns 4a, 4b of the upper rack B are connected between the supporting front columns 4a, 4b of the lower rack A and the stopper 12 in the front-rear direction connecting member of the lower rack A. Since it is mounted on 8a and 8b, the upper rack B is positioned with respect to the lower rack A in the front-rear direction. Then, the male fitting members 10a, 10 of the upper rack B are
By fitting b into the female fitting members 11a and 11b of the lower rack A, the upper rack B can be fitted to the lower rack A.
Are positioned in the left-right lateral direction. In other words, the female fitting members 11a and 11b provided with the spacers 9a and 9b, the male fitting members 10a and 10b, and the stopper 12 are arranged so that the nesting can be performed as described above. In this nesting state, each strut 4a
A gap is secured between the upper and lower racks A and B receiving pedestals 1 by a nesting allowance corresponding to the distance between the lower end of 5b) and the lower side surfaces of the front-rear direction connecting members 8a and 8b.

Incidentally, as shown in FIG. 7, the spacers 9a and 9b can be provided so as to project upward from positions near the rear ends of the front-rear direction connecting members 8a and 8b. Further, as shown in FIG. 7, the projecting directions of the male fitting members 10a, 10b and the female fitting members 11a, 11b can be turned upside down. in this case,
The stoppers 12 that come into contact with the lower end rear side surfaces of the supporting front columns 4a and 4b of the upper rack B are male fitting members 10a and 1b.
The front end face of 0b is also used. Of course, these male fitting members 10a, 10b and female fitting members 11a, 11b
Separately from, for example, the front support columns 4a for supporting the upper rack B,
It is also possible to project a stopper close to the rear side surface of the lower end of 4b. Further, it is also possible to provide a cylindrical female fitting member into which the male fitting member is fitted so that the male fitting member cannot move in any of the front, rear, left and right directions, and can also serve as the stopper.

Spacers 9a, 9b, male fitting members 10a, 10b,
The number and arrangement of the female fitting members 11a and 11b are not limited to those in the above embodiment. For example, the male fitting members 10a, 1
0b and the female fitting members 11a, 11b are provided in the vicinity of the rear ends of the front-rear direction connecting members 8a, 8b, and the spacers are provided with the male fitting members 10a, 10b or the female fitting members 11a and 11b.
It is also possible to use both a and 11b.

(Operation and Effect of the Invention) As described above, according to the cargo handling rack of the present invention, the pair of left and right front-rear connecting members, the spacers, the male fitting member, the female fitting member, which are provided on the left and right connecting members, It is possible to nest the same rack stably by using the stopper and the stopper. However, the front-rear direction connecting members may be installed one on each of the left and right sides of the rack, and then only small parts need to be mounted. Since it is good, the weight of the entire rack can be reduced. Moreover, since the front-rear direction connecting member is installed above the grounding lower end of the rack and does not ground, the risk of rusting is reduced, and it can be stably installed on a slightly uneven floor surface. .

[Brief description of drawings]

1 is a perspective view, FIG. 2 is a front view, FIG. 3 is a plan view, FIG. 4 is an enlarged vertical side view of an essential part, FIG. 5 is an enlarged rear view of the essential part, and FIG. 6 is a nesting state. 7 is a side view for explaining
The figure is a side view of the main part showing a modified example. 1 ... Receiving stand, 4a, 4b ... Supporting front support column, 5
a, 5b ... Supporting rear columns, 8a, 8b ... Front-rear direction connecting members, 9a, 9b ... Spacers, 10a, 10b
... Male fitting member, 11a, 11b ... Female fitting member,
12 ... Stopper.

Claims (1)

[Scope of utility model registration request] 1. A front support strut is hung down from the left and right ends of the front side of the rectangular load receiving stand to the outside of the left and right ends of the load receiving stand, and the left and right sides of the rear side of the load receiving stand are connected. From both ends, a supporting rear strut is hung down continuously at a position inside the position of the supporting front strut, and the front end is between the supporting front strut and the supporting rear strut. A cargo handling rack having a pair of left and right front and rear direction connecting members fixed to the lower end of a supporting front support column and having a rear end fixed to the outside of the supporting rear support column, the pair of left and right front and rear direction connecting members. Is arranged above the lower end of the column by an appropriate height, and the same rack is attached to the front-rear direction connecting member immediately after the supporting front column of the lower rack, and the supporting front column of the upper rack is the front and rear. Nested so that it is placed on the direction connecting member. A spacer that abuts in the vicinity of the rear end of the front-rear direction connecting member of the mating rack, and a male fitting member that fits between the front-rear direction connecting members of the upper and lower racks to prevent positional displacement in the lateral direction. A cargo handling rack comprising a female fitting member and a stopper for preventing the lower rack from moving rearward of the upper rack.