JPH07996Y2 - Plate connection mechanism and plate connection structure including the same - Google Patents

Description

[Detailed description of the device] [Industrial applications]

The present invention relates to a plate connecting mechanism in which plate-like surfaces can be expanded and contracted in an extension direction by detachably connecting plates such as a shelf plate, and a plate connecting structure including the plate connecting mechanism.

[Prior art]

Conventionally, shelves are arranged according to the size of the products for displaying the products in shops, sales floors, etc. However, if one shelf is used as a whole, there is a drawback that the mounting work becomes complicated and complicated. Further, when the layout of the product display is changed, it is necessary to change the depth of the shelf board so that the depth matches the size of the displayed product. In that case, it is necessary to replace the existing shelf with a new one having a new size, which requires a lot of trouble and time.

[Problems to be solved by the device]

An object of the present invention is to provide a connecting mechanism for plates such as shelves that facilitates attachment of plates such as shelves and can easily change the depth dimension. A further object of the present invention is to provide a plate connecting structure such as a shelf board connected through the connecting mechanism.

[Means for solving problems]

In order to solve the above problems, the present invention has one plate end portion provided with a fitting piece having a substantially C-shaped cross section, and the other plate end portion having the fitting piece rotatable by a predetermined angle. A means is provided in which a connection recess is provided, the fitting piece is inserted into the fitting while rotating, and then a rotation preventing member is fitted into the fitting piece, and the plates are connected and fixed to each other in a flat plate shape. I took it. More specifically, the present invention has a cross-section substantially C having an outer wall surface having an arcuate cross-section at the lower end of one plate.
A connection in which a character-shaped fitting piece is provided so as to project downward, and an inner wall surface having a substantially C-shaped cross-section into which the arc-shaped outer wall surface of the fitting piece fits rotatably at a predetermined angle at the other plate end portion. Anti-rotation member having a cross-sectional shape which is provided with a concave portion for fitting, is fitted in the fitting piece in a state where the fitting piece is fitted in the concave portion for connection, and abuts against a lower end portion of the concave portion for connection. The plate connecting mechanism is characterized in that these plates are connected and fixed in a flat plate shape by using. Further, the present invention provides a plate connection structure including a plurality of plate units connected and integrated with each other through the plate connection mechanism.

[Action]

By inserting the fitting piece of one plate end into the connecting recess of the other plate end while rotating, and then inserting the rotation preventing member into the fitting piece, the rotation preventing member The lower end contacts the lower tip of the connection recess,
The fitting piece is prevented from rotating in the connection recess, whereby the plates can be connected to each other in a flat plate shape and the upper surface of the plate can be expanded. When the upper surface of the plate is reduced, the anti-rotation member is pulled out from the inside of the fitting piece, and then the fitting piece is rotated in the opposite direction to release the fitting with the connection concave portion to remove the plate.

【Example】

Hereinafter, the present invention will be described with reference to the illustrated embodiments. FIG. 1 is a sectional view of a plate connecting structure according to an embodiment of the present invention, which includes a base plate 1, an intermediate plate 2 and a tip plate 3. The base portion of the base plate 1 is bent into a substantially U-shaped cross section. In the vicinity of the base of the base plate 1, a pair of fitting members 1a having a U-shaped cross section are provided so as to open further downward. The shape, position, etc. of this fitting member 1a can be changed as appropriate according to the place where it is installed. The base end plate 1 has a rear end bent in a U shape, and a front end is provided with a fitting member 1c forming a connection recess 1b so as to project downward as shown in an enlarged view in FIG. . As shown in an enlarged view in FIG. 3, the connecting recess 1b has an upper wall surface having an arc a (for example, an arc corresponding to 60 °), a lower part thereof constitutes a vertical wall surface b, and a lower part thereof faces inward. To form an inclined surface c, and the lower part thereof forms an arc d (for example, an arc corresponding to 120 °) about twice as large as the arc a described above. At the rear end of the intermediate plate 2, a fitting piece 2a which can be attached to and detached from the connection recess 1b while being rotated is provided so as to protrude downward. As shown in the enlarged view of FIG. 3 as well, the fitting piece 2a has upper and lower outer wall surfaces that form arcs (for example, arcs corresponding to 60 °) e and f corresponding to the above-mentioned connecting recesses 1b. , F form a vertical wall surface g, and the inner wall surface has a cross-sectional shape that substantially corresponds to the outer wall surface. Then, when the fitting knit 2a is fitted into the connecting recess 1b, as shown in FIG. 4, the fitting piece 2a is tilted and inserted into the connecting recess 1b, and then in the arrow X direction. By rotating the fitting piece 2a, the fitting piece 2a can be fitted and inserted in the state shown in FIG. In this state, as shown in FIG. 6, the head 4a is then attached to the fitting piece 2a.
The fitting piece 2a is non-rotatably fixed in the connection recess 1b by fitting the substantially convex anti-rotation member 4 fitted thereinto the fitting piece 2a. That is, the lower portion 4b of the rotation preventing member 4 serves as a stopper and abuts on the lower tip end h of the connection recess 1b, so that the arrow Y of the fitting piece 2a.
Rotation in the direction is blocked. At the front end of the intermediate plate 2, a fitting member 2b exactly the same as the fitting member 1c provided at the front end of the base plate 1 is provided downward. The front end plate 3 is provided at the rear end of the rear end of the intermediate plate 2 so as to face downward, and the front end is similar to the rear end of the base plate. It is bent into a substantially U shape. Reinforcing ribs 2c and 3b are provided below the substantially middle portions of the intermediate plate 2 and the tip plate 3 so as to project downward. The base plate 1, the intermediate plate 2, and the tip member 3 may all have the same depth dimension or different depth dimensions. For example, as shown in FIG. 2, a reinforcing rib 1d similar to the intermediate plate 2 may be added to the intermediate portion of the base plate 1 to make the depth dimension relatively large. When the base plate 1, the intermediate plate 2 and the tip plate 3 are integrally assembled as shown in FIG. 1, the connection recesses 1c and 2b are fitted with fitting pieces in the manner shown in FIGS.
The anti-rotation member 4 may be fitted by inserting into the 2a and 3a, respectively. When reducing the top surface of the plate in this way,
The anti-rotation member 4 is pulled out, and the fitting pieces 2a and 3a and the connection recess 1
The fitting with c and 2b may be appropriately released, and the tip plate 3 and the intermediate plate 2 may be removed. If necessary, the base plate 1 and the tip plate 3 may be directly connected to each other as described above. The connection recesses 1c, 2b and the fitting pieces 2a, 3a that fit with the connection recesses 1c, 2b may be provided over the entire width of each plate 1, 2, 3 or may be provided intermittently. Further, rib-shaped projections (not shown) may be formed on the entire surface of each plate 1, 2, 3 at an appropriate pitch in order to improve bending strength. FIG. 7 shows another embodiment of the plate connecting structure of the present invention, in which a central plate 11 (intermediate plate of the above-mentioned embodiment) is provided with connecting recesses 10 similar to those of the above-mentioned embodiment at the both ends thereof. And the side plates 14 and 15 (the tip plate and the base plate of the embodiment described above) which are arranged and connected on both sides thereof and which are provided with fitting pieces 12 and 13 similar to those of the above embodiment at the rear end portions, respectively. Equivalent to.) And. Incidentally, the rotation preventing member 4 is fitted to the fitting portion between each connection recess 10 and the fitting pieces 12 and 13 as described above. In the case of this embodiment, as shown in FIG.
Each 15 can be removed by rotating it downward. FIG. 9 shows another embodiment of the plate connecting mechanism of the present invention. The difference from the example shown in FIG.
17 and the fitting piece 18 to be fitted thereto are formed using a thick material, and the other basic configuration is the same as that of the above-mentioned embodiment. In this case, although the sectional shape of the rotation preventing member 4 is slightly changed as shown in the drawing, the basic structure is the same as that of the above-mentioned embodiment.

[Effect of device]

As described in detail above, according to the plate connecting mechanism of the present invention, since the plates can be increased or decreased by rotating the plates (for example, 60 °) at the end, it is possible to change the display layout of the products in a short time. You can respond immediately. It should be noted that the present invention is not limited to a shelf for displaying products and the like, but can be widely applied to other shelf-like structures and the like.

[Brief description of drawings]

FIG. 1 is a sectional view of a plate connecting structure of the present invention, FIG. 2 is a sectional view showing a modified example of a base plate of the plate connecting structure of the present invention, and FIG. 3 is a plate connecting mechanism of the present invention. FIG. 4 is an enlarged side view of the essential part of FIG. 4, FIGS. 4 to 6 are side views illustrating the assembling method of the plate connecting mechanism shown in FIG. 3 according to the procedure, and FIG. 7 is a plate connecting structure of the present invention. FIG. 8 is a side view showing another embodiment of the body, FIG. 8 is a side view showing a state where a part of the plate connecting structure of FIG. 7 is removed, and FIG. 9 is another embodiment of the plate connecting mechanism of the present invention. It is a principal part side view which shows an example. 1 ... Base plate 1b ... Connection recess 1c ... Fitting member 2 ... Intermediate plate 2a ... Fitting piece 3 ... Tip plate 3a ... Fitting piece 4 ... Rotation prevention member

Claims (3)

[Scope of utility model registration request] 1. A fitting piece having a substantially C-shaped cross-section having an outer wall surface having an arcuate cross-section on the upper and lower surfaces is projected downward from one plate end, and the fitting is fitted to the other plate end. An arc-shaped outer wall surface of one piece is provided with a connection recess having an inner wall surface having a substantially C-shaped cross section that is fitted so as to be rotatable by a predetermined angle, and the fitting piece is fitted in the connection recess. A plate connection, characterized in that the plates are connected and fixed to each other in a flat plate shape by using a rotation preventing member having a cross-sectional shape that fits in the joint piece and contacts the lower end of the connection recess. mechanism. 2. A plate connecting structure in which a base plate, one or more intermediate plates, and a tip plate are detachably connected to each other in this order through the front and rear end faces in a planar manner. The structure, wherein the connecting portions of the base plate, the intermediate plate, and the distal plate are connected and integrated by the plate connecting mechanism according to claim 1. 3. A plate connecting structure in which a base plate and a front plate are removably connected to each other in a planar manner through front and rear end faces, and the base plate and the front plate are connected to each other. A structure, wherein the parts are connected and integrated by the plate connecting mechanism according to claim 1.