JPH0527859Y2 - - Google Patents

Description

[Detailed description of the invention] (Field of industrial application) The present invention relates to a connection structure between a supporting member and a supported member, such as a support for a rack or a product display stand, and a beam or shelf support connected to the support. Regarding the connection structure with.

(Prior Art) Conventionally, for example, in a rack, a support and a beam are generally connected by a structure in which a hook provided on one side is engaged with a hook hole provided on the other side.

As shown in FIG. 20, its structure is such that a latching hole 31 is formed in a support column 30, and a latching piece 33 is formed in a beam 32.
After being shaped into a rectangle by the notches in the strips and the notches connecting the lower ends of these notches, it is first bent horizontally, then bent downwards, and is cantilevered on one side of the beam 32. It is formed in a so-called hook shape.

By inserting this locking piece 33 into the locking hole 31 from above to below, the lower surface of the horizontal portion 34 of the locking piece 33 comes into contact with the lower edge 36 of the locking hole 31 and is supported. The beam 32 is fixed downward relative to the support column 30. Furthermore, the inner surface 37 of the vertical portion 35 of the locking piece 33 and the wall surface 38 of the support column 30 on the lower side of the locking hole 31 that is opposite to the inner surface 37 of the vertical portion 35 of the locking piece 33 overlap. The beam 32 is hooked to the support column 30 by these.

(Problems to be Solved by the Invention) The load of the articles placed on the shelves of the rack and the shaking when the articles are placed are supported by the hanging pieces via the beams or shelf supports. In the conventional type, since the hooking piece is supported in a cantilevered manner, there was a problem in terms of strength when the load was large.

Therefore, an object of the present invention is to provide a connection structure between a support member and a supported member, which improves the strength of the locking piece.

(Means for Solving the Problems) The specific features of the present invention in order to achieve the above object are as follows. is formed, and a hooking piece 11 is formed on the other side by cutting and bending, and by inserting one of the hooking hole 16 and the hooking piece 11 into the other from above to below, the supporting member 4 is covered. The supporting members 5 and 6 are immovable downward, and the surface of the locking piece 11 opposite to the cut-out side and the wall surface around the locking hole 16 facing that surface overlap, so that the supported member 5 , 6 are hooked to the support member 4, in which the upper and lower ends of the hooking piece 11 are connected to the hooking piece 1.
The supporting member 4 and the supported members 5 and 6 are connected to the other side where the numerals 1 and 1 are formed, forming a double-end supported structure. A wide portion 17 and a narrow portion 1 are formed vertically in the locking hole 16.
8 is formed, the wide part 17 of this latch hole 16 allows the wide part 12 of the latch piece 11 to pass through, and the narrow part 18 of the latch hole 16 allows the latch hole 16 and the latch piece 11 to pass through. When one of the two is inserted downward into the other, the wall surface around the narrow portion 18 is formed to overlap with the surface of the wide portion 12 of the hanging piece 11 on the opposite side to the cut-out side, At least one of the wide part 17 and the narrow part 18 of the latching hole 16 extends from the wide part side 17 to the narrow part side 18.
The width of the latching hole 16 is gradually narrowed in the direction of the latching hole 16, and the portion of the latching piece 11 corresponding to the gradually narrowed portion of the latching hole 16 is made narrower. The main feature is that the width is gradually narrowed so that it taper-fits into the area.

(Function) When connecting the supporting member 4 and the supported members 5, 6, a latching hole 16 formed in one of the supporting member 4 and the supported members 5, 6, and a latching piece formed in the other. 11 into the other from above and below. At this time, the wide portion 12 of the locking piece 11 is inserted into the wide portion 17 of the locking hole 16. After that, when one of the latching hole 16 and the latching piece 11 is pushed downward into the other,
One peripheral edge of the locking hole 16 and the locking piece 11 is supported by the other peripheral edge, so that the supported members 5 and 6 are immovable downward with respect to the supporting member 4. In addition, the hanging piece 11
The surface of the wide portion 12 opposite to the cut and raised side and the wall surface around the narrow portion 18 of the locking hole 16 overlap. Therefore, the supported members 5 and 6 are hooked to the supporting member 4.

(Example) Hereinafter, an example of the present invention will be described based on the drawings.

Reference numeral 1 denotes an assembled rack which is composed of pillars 4, 4, 4, 4 at the four corners, front, back, left and right, front and back beams 5 and beams 6 on both sides, which are arranged vertically between the pillars 4, top and bottom shelf boards 2, 3, and an intermediate shelf 10 which can be detachably attached via shelf supports 9 to any desired position on each pillar, all of which are formed from metal plates such as steel plates.

A pair of upper and lower hanging pieces 11 are formed at both left and right ends of the front and rear beams 5. This hanging piece 11 has two notches on the left and right, so that the upper part has a wide part 1.
2. After being shaped into a battledore shape with a narrow portion 13 on the lower side, it is formed so as to protrude to one side. Further, the wide portion 12 and the narrow portion 13 are formed so as to become gradually narrower toward the bottom. 14 is a bolt insertion hole.

A pair of upper and lower hooking pieces 11 similar to those of the front and rear beams 5 are formed at both front and rear ends of the beams 6 on both the left and right sides. 15 is a bolt insertion hole.

The pillar 4 is formed into a prismatic shape, and the front wall 4a at the upper and lower ends thereof has a pair of left and right front and rear walls 4b.
A pair of upper and lower latching holes 16 are formed in the holder. This locking hole 16 is formed in a battledore shape with a wide portion 17 on the upper side and a narrow portion 18 on the lower side. The width of this wide portion 17 is slightly wider than the width of the wide portion 12 of the locking piece 11, and its length in the vertical direction is slightly longer than the length of the wide portion 12 of the locking piece 11. Therefore, the wide portion 12 of the locking piece 11 can be inserted into the wide portion 17 of the locking hole 16. The width of the narrow portion 18 of the locking hole 16 is wider than the width of the narrow portion 13 of the locking piece 11 and narrower than the width of the wide portion 12. Further, the lower edge 21 of the locking hole 16 is located below the lower end 22 of the locking piece 11 when the locking piece 11 is inserted through the locking hole 16. Therefore, the latching piece 11 can be moved downward after being inserted into the latching hole 16, and when the lower end 22 of the latching piece 11 comes into contact with the lower edge 21 of the latching hole 16, the latching piece 11 can be moved downwardly. 11 is restricted from moving downward. Furthermore, the latching hole 1
The wide part 17 and the narrow part 18 of 6 are connected to the hooking piece 11.
Similarly, it is formed so that the width becomes gradually narrower toward the bottom, and the lower end 22 of the latch piece 11 is connected to the latch hole 1.
When the hooking piece 11 is brought into contact with the lower edge 21 of the
is adapted to taper fit into the locking hole 16. Further, at this time, the lower end 12a of the wide portion 12 of the locking piece 11 is set to be located below the upper edge 18a of the narrow portion 18 of the locking hole 16. 19 is a long hole for inserting a bolt.

A plurality of engagement holes 20 are provided at intervals in the vertical direction on both side surfaces 4b of each support column 4, and are selectively engaged with the locking pieces of the pair of left and right shelf supports 9. is attached to any location on the support post 4.

Therefore, when connecting the support 4 and the beams 5, 6, first insert the locking piece 11 into the support 4 through the locking hole 16, and then press down the entire beams 5, 6 to engage the support. The lower end 22 of the stopper piece 11 is supported on the lower edge 21 of the locking hole 16. Then, the beams 5 and 6 become immovable downward with respect to the support 4, and the wide portion 12 of the locking piece 11 and the wall surface of the support 4 near the narrow portion 18 of the locking hole 16 overlap. Therefore beam 5,
6 is hung on the support column 4.

In the above embodiment, the hanging piece may be formed on the support and the hanging hole may be formed on the beam. In this case, the hanging hole and the hanging piece each have a narrow part on the upper side and a wide part on the lower side. is formed. In addition, the thing connected to the support can be a shelf support or the shelf itself, and it is not limited to racks, but can also be applied to connecting parts such as the support of a product display stand and a shelf support.
In short, it is employed to connect the supporting member and the supported member by engaging a hooking piece formed on one of the supporting member and the supported member with a hooking hole formed on the other.

Further, the downward movement of the latch piece may be restricted by supporting the left and right ends 11a of the latch piece 11 on the left and right edges 16a of the latch hole 16, as shown in FIG. 15, and as shown in FIG. And as shown in FIG.
The middle part 13a of the narrow part 13 of the first part may be supported by the lower edge part 21 of the locking hole 16. Furthermore, as shown in FIG. 19, the hooking piece 11 may be formed by dividing it into left and right sides by four notches.

(Effect of the invention) According to the invention, the upper and lower ends of the hanging piece 11 are
Since the hook piece 11 is connected to the supporting member or the supported member on which the hook piece 11 is formed, and is supported on both sides, the strength of the hook piece 11 is improved compared to conventional cantilever support. . Furthermore, since the latching piece 11 is adapted to fit into the latching hole 16 in a tapered manner,
The supporting member and the supported member can be firmly connected without any play.

[Brief explanation of the drawing]

1 to 14 show embodiments of the present invention,
Figure 1 is a perspective view of the rack according to the present invention, Figures 2 and 3 are front views of the beam, and Figure 4 is A-A in Figure 2.
A sectional view along the arrow line, Fig. 5 is a left side view of Fig. 3, Fig. 6
The figure is a front view of the column, Figure 7 is a side view of the column, and Figure 8 is a side view of the column.
The figure is a sectional view taken along the line B-B in FIG. 6, FIG. 9 is an enlarged view of the hooking piece, FIG. 10 is a sectional view taken along the line C-C in FIG. 9, and FIG. 11 is the hanging piece. 12 is a sectional view taken along the line D-D in FIG. FIG. 16 is an explanatory diagram showing a modified example of the latching hole and the latching piece, where the latching piece engages with the latching hole, and FIG. 17 is a sectional view taken along the line E-E in FIG. 16. FIG. 18 is an explanatory diagram showing a modified example of the latching hole and the latching piece, where the latching piece engages with the latching hole;
FIG. 9 is a vertical cross-sectional view of the main parts of a conventional example. 1... Rack, 4... Support, 5, 6... Beam, 1
1...Latching piece, 12...Wide part, 13...Narrow width part, 16...Latching hole, 17...Wide part, 18...
Narrow part.

Claims (1)

[Claims for Utility Model Registration] A latching hole 16 is formed in one of the supporting member 4 and supported members 5 and 6, and a latching piece 11 is formed in the other by cutting and bending. Latching piece 11
By inserting one of the two into the other from above and below, the supported members 5 and 6 are immobilized downward with respect to the supporting member 4, and the surface opposite to the cut-out side of the hooking piece 11 The supported members 5 and 6 overlap with the wall surface around the latching hole 16 facing the supporting member 4.
In a connection structure between a support member and a supported member that are hooked on, the upper and lower ends of the hooking piece 11 are
The supporting member 4 and the supported members 5 and 6 are connected to the other side where the numeral 1 is formed, forming a double-end supported structure. A wide portion 17 and a narrow portion 1 are formed vertically in the retaining hole 16.
8 is formed, the wide part 12 of the latch piece 11 can be inserted through the wide part 17 of the latch hole 16, and the narrow part 18 of the latch hole 16 can be inserted between the latch hole 16 and the latch piece 11. are formed so that when one of them is inserted downward into the other, the wall surface around the narrow portion 18 overlaps with the surface of the wide portion 12 of the hanging piece 11 on the side opposite to the cut-out side, At least one of the wide part 17 and the narrow part 18 of the locking hole 16 extends from the wide part side 17 to the narrow part side 18.
The width of the latching hole 16 is gradually narrowed in the direction of the latching hole 16, and the portion of the latching piece 11 corresponding to the gradually narrowed portion of the latching hole 16 is 1. A connection structure between a support member and a supported member, characterized in that the connection structure is formed so that the width becomes gradually narrower so as to taper fit into a portion.