JPH0640341A - Goods rack - Google Patents

Abstract

PURPOSE:To enable a goods racks to be easily assembled or collapsed without using any hand tools while it is capable of making the space for transportation and storage smaller. CONSTITUTION:A frame 1 composed of columns, horizontal members and vertical members are made collapsible and constructible by means of supporting either one of respective horizontal members 2a, 2b, 2c, 2d and respective vertical members 3a, 3b, 3c, 3d rotatably in the horizontal direction in relation to respective columns 1a, 1b, 1c, 1d. First and second engaging portions 5, 6, which engage with mutually opposing one member and the other member respectively on either one of the upper horizontal members 2a, 2b and the upper vertical members 3a, 3b, respectively, and which restrain rotation of respective horizontal members 2a, 2b, 2c, 2d and respective vertical members 3a, 3b, 3c, 3d, are provided on a shelf board 4 for supporting the assembled frame 1, thus the assembled state of the frame 1 is maintained by means of mounting the shelf board 4 on the frame 1 while it is capable of assembling or collapsing the frame 1 without using any hand tool.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly relates to an article rack used for a wagon or a simple greenhouse for carrying articles by hand, and more specifically, a column, an upper horizontal member, a lower horizontal member, an upper vertical member and a lower vertical member. The present invention relates to an article shelf including a frame and a shelf plate supported by the frame.

[0002]

2. Description of the Related Art Conventionally, this type of shelf has two pillars having a caster at the lower end and two upper horizontal members, a lower horizontal member, an upper vertical member and a lower vertical member, which face each other. Is fixed to form a frame, and a shelf board on which articles are placed is supported on the frame.

By the way, in the case where the columns, the horizontal members and the vertical members constituting the frame are respectively fixed as described above, the structure becomes bulky, which increases the transportation cost and the storage thereof. Since a large space is required, the pillars, horizontal members, and vertical members that make up the frame are detachably fixed using bolts, etc., and disassembled during transportation and storage. It has been proposed to assemble and use the above tools.

[0004]

However, in the case of such a disassembleable structure, the space for transportation and storage can be reduced, but when used by the user, it is necessary to assemble using a screwdriver or spanner. There was a problem that forced the user to perform complicated assembly work.

The present invention has been made in view of the above problems, and an object thereof is to provide an article shelf which can be easily assembled without using a hand tool while reducing a space for transportation and storage. It is in the point of providing.

[0006]

In order to achieve the above object, in the present invention, columns 1a, 1b, 1c and 1d, upper transverse members 2a and 2b, lower transverse members 2c and 2d and upper longitudinal members 3a and 3 are provided.
b, an article shelf including a frame 1 composed of lower vertical members 3c and 3d, and a shelf plate 4 supported by the frame 1,
At least one of the horizontal members and the vertical members is a pillar 1a,
1b, 1c and 1d are supported so as to be rotatable in the horizontal direction, and the frame 1 is configured to be foldable and assembleable, and at the same time, on the shelf board 4, upper horizontal members 2a and 2b and upper vertical members 3a, At the time of attaching the shelf plate 4 to the assembled frame 1, the lateral members 2a, 2b, 2 which engage with one member and the other member facing each other
c, 2d and the first and second engaging portions 5, 6 for restraining the rotation of the vertical members 3a, 3b, 3c, 3d are provided.

Further, at least one of the horizontal members and the vertical members is supported rotatably in the horizontal direction with respect to the columns 1a, 1b, 1c and 1d, so that the frame 1 can be folded and assembled. With the construction, each pillar 1a on the shelf board 4,
When the shelf board 4 is attached to the frame 1 assembled by engaging with 1b, 1c, 1d, the cross members 2a, 2b, 2
You may provide the 3rd engaging part 7 which restrains rotation of c, 2d and each vertical member 3a, 3b, 3c, 3d.

[0008]

Operation: Remove the shelf 4 from the frame 1
By disengaging the second engaging portions 5 and 6, the cross members 2a, 2b, 2c and 2d and the vertical members 3a, 3b and 3 are released.
Since at least one of c and 3d can be freely rotated with respect to the column, this rotation allows the frame 1 to be easily folded into a flat shape without using a hand tool.

When assembling the frame 1 folded in this way, the cross members 2a, 2b, 2c, 2 are also assembled.
By rotating at least one of d and each of the vertical members 3a, 3b, 3c, 3d with respect to the column, the folded frame 1 can be easily assembled without using a hand tool, and as described above. By attaching the shelf board 4 having the first and second engaging portions 5 and 6 to the assembled frame 1, the horizontal members 2a, 2b, 2c and 2d and the vertical members 3a, 3b, 3c and 3d are attached. Since the rotation can be restrained, the assembled frame 1 can be prevented from being deformed and the assembled state can be maintained.

Therefore, since the frame 1 can be folded and assembled as described above, the space for transportation and storage can be reduced by removing the shelf plate 4 and folding it, and the shelf plate 4 can be assembled when used. Since the assembled state of the frame 1 can be maintained only by attaching the frame to the frame 1 as described above, the frame 1 can be easily assembled without using a hand tool, and the user's assembly work can be simplified and the user's burden can be reduced. Can be significantly reduced.

Further, at least one of the horizontal members and the vertical members is rotatably supported in the horizontal direction with respect to the columns 1a, 1b, 1c, 1d so that the frame 1 can be folded and assembled. With the construction, each pillar 1a on the shelf board 4,
When the shelf board 4 is attached to the frame 1 assembled by engaging with 1b, 1c, 1d, the cross members 2a, 2b, 2
Also when the third engaging portion 7 for restraining the rotation of the c, 2d and the vertical members 3a, 3b, 3c, 3d is provided, the third engaging portion 7 is also provided.
Of each of the cross members 2a, 2c, 2c, 2d and each of the vertical members 3a, 3b, 3c, by the engagement with each of the columns 1a, 1b, 1c, 1d.
The rotation of 3d is restrained, the assembled frame 1 can be prevented from being deformed, and the assembled state can be maintained, so that the assembled frame 1 can be assembled by a simple assembly work without using a hand tool. .

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A frame 1 of an article shelf shown in FIG. 1 has four columns 1a, 1b, 1 made of circular pipes arranged at four corners.
c, 1d and upper cross members 2a, 2b made of circular pipes,
Lower horizontal members 2c, 2d, upper vertical members 3a, 3b, lower vertical member 3
c, 3d, and casters 10 are attached to the lower portions of the columns 1a, 1b, 1c, 1d so that the frame 1 can be moved by manual pushing.

Further, the frame 1 supports a shelf plate 4 shown by a chain line so that articles can be placed on the shelf plate 4.

According to the present invention, therefore, at least one of the horizontal members and the vertical members is horizontally rotated with respect to the pillars 1a, 1b, 1c and 1d in the article shelf configured as described above. While supporting the frame 1 so that the frame 1 can be folded and assembled, the shelf plate 4 can be attached to one of the upper horizontal members 2a and 2b and the upper vertical members 3a and 3b.
When the shelf board 4 is attached to the assembled frame 1 by engaging one member and the other member facing each other, the horizontal members 2a, 2b, 2c, 2d and the vertical members 3a, 3b, Three
The first and second engaging portions 5 and 6 for restraining the rotation of c and 3d are provided.

More specifically, as shown in FIGS. 2 to 4, a half-cylindrical fixed portion 8a is inserted through the outer circumference of each of the columns 1a, 1b, 1c, 1d, and a horizontal direction from the divided portion of the fixed portion 8a. A fitting portion 8c composed of a pair of fitting pieces 8b, 8b extending in the horizontal direction, and the fitting portion 8c in the horizontal direction from the side surface of the fixing portion 8a.
A pair of holding pieces 8d, 8 extending in a direction orthogonal to c
forming a connecting member 8 having a pivotal support 8e composed of d,
The fixed portion 8a of the connecting member 8 is connected to the columns 1a, 1b, 1
It is inserted into the upper and lower ends of c and 1d and fixed at each position through the tap screw 8f.

The connecting member 8 is formed of, for example, a synthetic resin, and the fixed portion 8a is provided with the fixed portion 8a.
An insertion hole 8g for inserting the tap screw 8f fixed to a, 1b, 1c, 1d is provided, and the holding piece 8d,
8d is provided with a pivot hole 8i through which a pivot pin 8h described later is inserted. Further, in the embodiment shown in FIG. 1, the connecting member 8 is also fitted in the intermediate portion of each of the columns and fixed by the tap screw 8f, and the intermediate vertical members 3e, 3 are connected via the connecting member 8.
While fixing f, the intermediate cross members 2e and 2f are pivotally attached.

Therefore, the upper vertical members 3a and 3b, the lower vertical members 3c and 3d, and the intermediate vertical members 3e and 3f are fitted and fixed to the fitting portion 8c, and the columns 1a, 1b, 1
While it cannot rotate with respect to c and 1d, the upper cross member 2
a, 2b and partial cross members 2c, 2d and intermediate cross members 2e, 2f
Through the pivot pin 8h inserted into the pivot hole 8i, the pivot portion 8e, that is, the columns 1a, 1b, 1c,
It is rotatably supported in the horizontal direction with respect to 1d. That is, as shown in FIG. 5, the relationship between the pillar and the horizontal member and the vertical member is such that one end side of the upper vertical member 3a is fitted to the fitting portion 8c of the connecting member 8 fixed to the upper portion of the pillar 1a, for example. On the other hand, the upper lateral member 2a is pivotally supported between the pair of holding pieces 8d, 8d via the pivot pin 8h.

Further, as shown in FIG. 6, the shelf board 4 includes a shelf board body 4a on which articles are placed, and a pair of vertical ribs 4b and 4b provided at both ends of the shelf board body 4a in the width direction. The vertical ribs 4b, 4b are formed on the upper horizontal members 2a, 2b.
The first and second engaging portions 5 and 6 are formed by the recessed portions 4c and 4d that engage with the vertical ribs 4b and 4 when the shelf plate 4 is attached to the upper portion of the frame 1, for example.
The upper transverse member 2a is engaged with one recessed portion 4c provided at one end in the longitudinal direction of b, while the other recessed portion 4d provided at the other end is engaged with the upper transverse member 2b. By these engagements, the shelf plate 4 is restrained so as not to move in the lengthwise direction, and the horizontal members 2a, 2b, 2c, 2d are connected to the vertical members 3a, 3b, 3c, 3d and the columns 1a, 1b, 1c, 1
It restrains rotation with respect to d.

Thus, in the article shelf configured as described above, the first and second engaging portions 5 and 6 can be obtained by removing the shelf plate 4 supported on the upper portion, the lower portion and the middle of the frame 1.
Of the horizontal members 2a to 2f and the vertical members 3a to 3f.
f and each of the columns 1a, 1b, 1c, 1d can be made to be rotatable. Therefore, by this rotation, the horizontal members 2a to 2f can be rotated without using a hand tool, and the horizontal members 2a to 2a can be rotated.
2f and the vertical members 3a to 3f can be compactly folded from a state in which they are orthogonal to each other as shown in FIG. 9 to a state in which they become substantially parallel as shown in FIG. As a result, the space for transportation and storage can be reduced.

When the user purchases and assembles the thus folded article shelf, the horizontal members 2a to 2f are rotated with respect to the vertical members 3a to 3f and the columns 1a, 1b, 1c, 1d. By doing so, the vertical members 3a to 3f are made orthogonal to each other. Then, in this state, the recesses 4c, 4d
Shelf plate 4 having first and second engaging portions 5 and 6 consisting of
The engaging portions 5 and 6 of the above are engaged with and attached to the upper transverse members 2a and 2b, the lower transverse members 2c and 2d, and the intermediate transverse members 2e and 2f.

As described above, the shelf plate 4 can be easily assembled without using a hand tool simply by attaching the shelf plate 4 to the frame 1 by engaging the engaging portions 5 and 6 with the cross members 2a to 2f. Also, in the assembled state, each of the cross members 2a-2
The rotation of f is restrained, the deformation of the frame 1 due to the rotation of the cross members 2a to 2f can be prevented, and the assembled state of the frame 1 can be maintained.

Therefore, as described above, each of the cross members 2a-2.
Since the frame 1 can be folded and assembled only by rotating f, the space for transportation and storage can be reduced by folding, and after the horizontal members 2a to 2f are rotated, they can be assembled. Since the assembled state of the frame 1 can be maintained only by attaching the shelf board 4 to the frame 1, as in the conventional example in which the pillars, the vertical and horizontal members are fixed to each other with bolts, etc. It can be easily assembled without using.

In the above embodiment, the shelf plate body 4a is provided with the vertical ribs 4b, 4b, and the vertical ribs 4b, 4b are provided with the recessed portions 4c, 4d to provide the first and second engaging portions 5, 5. 6 is formed, but as shown in FIG. 7, elastically engages with the horizontal members 2a to 2f at predetermined widthwise intervals at both ends in the length direction on the back surface of the shelf main body 4a. Then, the holding members 4e and 4f capable of holding the engaged state may be arranged, and the holding members 4e and 4f may form the first engaging portion 5 and the second engaging portion 6.

Further, as shown in FIG. 8, the shelf board 4 provided on the top of each pillar is a shelf board body 4a on which articles are placed.
A pair of lateral walls 4g and 4h provided at both ends in the length direction of the shelf main body 4a, and a pair of vertical walls 4 provided at both ends in the width direction.
i, 4j is formed into a box shape, and the shelf board 4 is fitted to the outside of each of the columns 1a, 1b, 1c, 1d through the shelf board body 4a, and the first and second Engagement parts 5, 6
May be formed. In this case, the inner sides of the respective lateral walls 4g, 4h are brought into contact with each other along the outer sides of the respective upper lateral members 2a, 2b, and this contact can restrain the movement of the shelf plate 4 in the longitudinal direction. Due to this restraint, each other horizontal member 2
c to 2f are vertical members 3a to 3f and columns 1a, 1b, 1
The rotation with respect to c and 1d can be restrained.

Further, in the article shelf described above, the shelf plate 4 supported by the frame 1 is provided with the first and second engaging portions 5 and 6 for engaging with the cross member. Board 4
In addition, a third engaging portion 7 that engages with each of the columns 1a, 1b, 2a, 2b and restrains the rotation of each of the cross members 2a to 2f when the shelf board 4 is attached to the assembled frame 1. May be provided. In this case, at the four corners of the shelf board 4, as shown in FIG. 11, the third engaging portions 7 formed by notches cut out in an arc shape are formed, and the upper horizontal members 2a, 2b and the upper vertical members are formed. The materials 3a and 3b are attached to the outer peripheral surfaces of the columns 1a, 1b, 1c and 1d by mounting the third engaging portions 7 which are attached slightly below the upper ends of the columns 1a to 1d and engaged with the four corners of the shelf plate 4. It is tightly engaged with.

However, in this case as well, the third engaging portion 7 formed of the notch portion provided on the shelf plate 4 has columns 1a, 1b, 1c, 1
Since they are closely fitted to the outer periphery of d, the mutual positional relationship of the columns can be fixed by this engagement. Therefore, deformation of the assembled frame 1 is prevented, and the frame 1 is assembled. It can be kept in a closed state.

In this way, the shelf plate 4 provided with the third engaging portion 7
In the case of using, the third engaging portion 7 can be provided only by cutting out the four corners of the shelf board 4, so that the structure of the shelf board can be simplified.

When the third engaging portion 7 is formed,
As shown in FIG. 12, the shelf plate 4 uses, for example, a rectangular iron plate, and the third engaging portion 7 is formed by providing notches for engaging the columns 1a to 1d at four corners of the iron plate. Along with bending the four sides, each bending piece 4k, 4l and 4
You may form in a box shape by m, 4n.

In each of the embodiments described above, each horizontal member 2
Although the a to 2f are rotatable with respect to the columns 1a, 1b, 1c, and 1d, the vertical members 3a to 3f may be rotatable, or the horizontal members 2a to 2f and the horizontal members 2a to 2f. Vertical members 3a-3
Both f and f may be rotatable with respect to each of the columns 1a, 1b, 1c, 1d.

Further, in the embodiment shown in FIG. 1, the columns 1a ...
The connecting member 8 is individually fixed to 1d, and the upper part of the column 1a and the upper part of the column 1c are connected by the upper longitudinal member 3a through each connecting member 8, but as shown in FIG. Alternatively, for example, the cross member may be integrally formed. As shown in FIG. 13, the main body 9a having a groove-shaped cross section forming the cross member 9 is shown.
Has a through hole 8g through which the tap screw 8f is inserted, and is provided with a curved fixing portion 9b for fixing the pillar to the pillar. The bending fixing portion 9b extends horizontally from the bending fixing portion 9b. The pivot member 8e, which is composed of a pair of holding pieces 8d, 8d having a pivot hole 8i through which the pin 8h is inserted, is continuously provided.
And between 1c and 1d. That is, in this case, the tap members 8f are inserted into the insertion holes 8g to fix the cross members 9 to the columns 1a, 1b and 1c, 1d, and the pivoting holes 8i of the holding pieces 8d, 8d. The vertical members 3a, 3b and 3c, 3d are pivotally supported by means of a pivot pin 8h which is inserted through. The outer side wall of the pivotally supporting portion 8e is slightly cut away from the extended tip end thereof so that the vertical members can also rotate outward.

When the cross member 9 thus formed is used, the cross member and the connecting member can be integrated, so that the number of parts can be reduced accordingly. In the above configuration, the connecting member is integrated with the horizontal member, but the connecting member may be integrated with the vertical member.

[0032]

As described above, according to the present invention, the pillar 1
a, 1b, 1c, 1d, upper horizontal members 2a, 2b, lower horizontal members 2c, 2d, upper vertical members 3a, 3b, lower vertical members 3c, 3
In an article shelf provided with a frame 1 composed of d and a shelf plate 4 supported by the frame 1, at least one of each of the horizontal members and each of the vertical members is attached to a pillar 1a, 1b, 1c, 1d. The frame 1 is supported so as to be rotatable in the horizontal direction so that the frame 1 can be folded and assembled, and the shelf plate 4 is relatively supported by either the upper horizontal members 1a, 1b or the upper vertical members 3a, 3b. When the shelf plate 4 is attached to the assembled frame 1 by engaging one member facing the other member and the other member, the horizontal members 2a, 2b, 2c, 2d and the vertical members 3
Since the first and second engaging portions 5 and 6 for restraining the rotation of the a, 3b, 3c, and 3d are provided, by removing the shelf plate 4 from the frame 1, the cross members 2a, 2b, 2c, and Two
d and at least one of the vertical members 3a, 3b, 3c, 3d can be freely rotated, and by this rotation, the frame 1 can be compactly folded without using a hand tool, and can also be folded in this manner. When assembling the frame 1, by rotating at least one of the horizontal members 2a, 2b, 2c, 2d and the vertical members 3a, 3b, 3c, 3d, the folded frame 1 can be removed with a hand tool. It can be easily assembled without using it, and the assembling work can be simplified. Moreover, by attaching the shelf plate 4 having the first and second engaging portions 5 and 6 to the frame 1, Each horizontal member 2a, 2 via the plate 4
Since the rotation of the b, 2c, 2d and the vertical members 3a, 3b, 3c, 3d can be restrained, the assembled frame 1 can be prevented from being deformed and the assembled state can be maintained.

Therefore, the frame 1 can be assembled without using hand tools as in the conventional example in which columns, vertical members and horizontal members are assembled using bolts, etc., so that the assembling work can be simplified, At the time of transportation and storage, since it can be folded compactly as described above, the transportation cost can be reduced and the space can be saved at the time of storage.

On the shelf board 4, the columns 1a, 1b, 2a,
2b, which restrains the rotation of each of the horizontal members 1c, 2c, 1d, 2d and each of the vertical members 3a, 3b, 3c, 3d when the shelf plate 4 is attached to the assembled frame 1 by engaging with 2b. Even when the three engaging portions 7 are provided, each pillar 1a of the third engaging portion 7
By the engagement with 1b, 1c, 1d, each cross member 2a, 2c,
2c, 2d and the vertical members 3a, 3b, 3c, 3d are restrained from rotating to prevent the assembled frame 1 from being deformed, and the assembled state can be maintained. The effect that the assembling work can be simplified without using is obtained.

[Brief description of drawings]

FIG. 1 is a perspective view showing a frame of an article shelf according to the present invention.

FIG. 2 is a cross-sectional view of a connecting member that connects a pillar to a horizontal member and a vertical member.

3 is a cross-sectional view taken along the line AA in FIG.

FIG. 4 is a sectional view taken along line BB in FIG.

FIG. 5 is a perspective view showing a connection state of a horizontal member and a vertical member to an upper portion of a pillar.

FIG. 6 is a perspective view showing an example of a shelf board.

FIG. 7 is a side view showing an example of another shelf plate.

FIG. 8 is a perspective view showing an example of still another shelf plate.

FIG. 9 is a plan view showing the planar positions of the pillar, the upper horizontal member, and the vertical member during assembly.

FIG. 10 is a plan view showing the plane positions of the pillar, the upper horizontal member, and the vertical member when folded.

FIG. 11 is a perspective view of a shelf board showing an example in which a third engaging portion that engages with a pillar is provided on the shelf board.

FIG. 12 is a perspective view of a shelf board showing another example in which the shelf board is provided with a third engaging portion that engages with a pillar.

FIG. 13 is a perspective view showing an example in which a connecting member is integrated with a horizontal member.

[Explanation of symbols]

 1 frame 1a, 1b, 1c, 1d pillar 2a, 2b upper horizontal member 2c, 2d lower horizontal member 3a, 3b upper vertical member 3c, 3d lower vertical member 4 shelf 5 (4c) (4e) (4g) 1st member Joint part 6 (4d) (4f) (4h) 2nd engaging part 7 3rd engaging part

Claims (2)

[Claims] 1. Pillars 1a, 1b, 1c, 1d, upper transverse members 2a, 2b, lower transverse members 2c, 2d, upper longitudinal members 3a, 3
b, an article shelf including a frame 1 including lower vertical members 3c and 3d, and a shelf plate 4 supported by the frame 1,
At least one of the horizontal members and the vertical members is a pillar 1a,
1b, 1c and 1d are supported so as to be rotatable in the horizontal direction, and the frame 1 is configured to be foldable and assembleable, and at the same time, on the shelf board 4, upper horizontal members 2a and 2b and upper vertical members 3a, At the time of attaching the shelf plate 4 to the assembled frame 1, the lateral members 2a, 2b, 2 which engage with one member and the other member facing each other
c, 2d and first and second engaging portions 5, 6 for restraining rotation of the vertical members 3a, 3b, 3c, 3d. 2. Pillars 1a, 1b, 1c, 1d, upper transverse members 2a, 2b, lower transverse members 2c, 2d, upper longitudinal members 3a, 3
b, an article shelf including a frame 1 including lower vertical members 3c and 3d, and a shelf plate 4 supported by the frame 1,
At least one of the horizontal members and the vertical members is a pillar 1a,
1b, 1c, 1d is supported so as to be rotatable in the horizontal direction, and the frame 1 is configured to be foldable and assembled, and the shelf plate 4 is engaged with each of the columns 1a, 1b, 1c, 1d. , The shelf board 4 to the assembled frame 1
The third engaging portion 7 for restraining the rotation of the horizontal members 2a, 2b, 2c, 2d and the vertical members 3a, 3b, 3c, 3d during the mounting of
An article shelf characterized by being provided with.