JP3027636U - Shelf board - Google Patents

Abstract

(57) [Abstract] [Problem] It is possible to eliminate defects such as insufficient strength and torsional deformation in a conventional shelf-like same type shelf board, to resist a vertical load, to be strong and difficult to deform, and to reduce manufacturing cost. Providing shelves. SOLUTION: By forming a double structure on both side walls of each groove-shaped bar arranged in parallel with a wide inner bent edge reaching the groove bottom wall, a stress capable of resisting a vertical load is applied to each groove-shaped bar. By inserting both end portions of the parallel groove-shaped rail into the side rail having the insertion groove and welding the overlapping upper surface portion, both end portions of the shelf plate are strongly coupled. [Effect] A strong shelf board that can withstand a vertical load is constructed by the parallel groove-shaped rails with double-sided groove sidewalls, and both ends are joined by the side rails with the insertion groove to twist. A shelf board that does not deform can be configured and provided as an inexpensive shelf board.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

 The present invention relates to a structure of a shed-like shelf board in a drainage shelf for a kitchen, for example.

[0002]

[Prior art]

 As shown in FIG. 5, a conventional shelf board of this type is formed by arranging a plurality of groove-shaped rails in parallel and connecting both side ends thereof with a husband-side rail. However, the end portions of the groove-shaped rails are simply inserted and connected to the tongues that project inwardly on both inner surfaces of the peripheral frame that surrounds the outer periphery of the parallel groove-shaped rails. is there.

[0003]

[Problems to be solved by the device]

 In the shelf plate of the above-mentioned conventional example, since both end portions of the plural groove-shaped rails arranged in parallel are simply inserted into the tongues on both sides of the peripheral frame and the insertion portion is not fixed, the insertion portion is twisted and deformed due to backlash. Since the inner bent edges of both side walls of the grooved bar are narrow, the strength of the grooved bar is weak and the force corresponding to the load is small, and the strength against the vertical load when used as a shelf board Is insufficient, and also causes torsional deformation. Therefore, in the present invention, it is also an object of the present invention to eliminate the above-mentioned drawbacks and form a shelf-like shelf board that is strong against load and is not easily twisted and deformed, and at the same time, reduce the cost of shelf board production. To do.

[0004]

[Means for Solving the Problems]

 In forming the groove-shaped crosspiece, in the process of forming the strip steel into the groove shape by roll forming, the width of the inner bent edge that double-folds the end edges of both side walls of the groove is set wide. By extending the tip edge so that it reaches the inner surface of the bottom wall of the groove and bending it, the side walls of the groove are all formed into a double-structured grooved bar, and multiple grooved bars are arranged in parallel. A side rail having a substantially L-shaped cross section and a groove portion formed on the side is adhered on both side end portions arranged, and the overlapped upper wall portion of the side rail and the groove-shaped rail is welded to form a side rail. The parallel groove-shaped rails are integrally connected to form a shelves-like shelf board.In addition, the connecting rods are erected and welded in an orthogonal manner even on the lower surface of the middle part of the parallel groove-shaped rails. Connect the parts together.

[0005]

[Embodiment of device]

 An embodiment of the present invention will be described with reference to the accompanying drawings. FIG. 1 is a schematic perspective view showing a central portion of a shelf board A according to the present invention by omitting a cut-away, and showing a pair of five groove-shaped rails 1 ... By fixing and fixing the crosspieces 2 and 2, the groove-like crosspieces are integrally connected to form a shelves-like shelf board A. The adhered portion of the side crosspiece 2 is viewed from the back surface (lower surface). An enlarged perspective view is shown in FIG.

In FIG. 2, each of the groove-shaped rails 1 arranged in parallel has a shelf plate formed by forming a band-shaped steel strip into a groove shape by roll forming, thereby forming a shelf plate. Inner bent edges 1c and 1c, in which the end edges of both side walls 1b and 1b of a (top wall) are further double-folded inward, the widths of the inner bent edges 1c and 1c are widened so that the leading edges reach the inner surface of the bottom wall 1a. By extending and bending like this, all of the both side walls of the groove are formed into a groove-shaped crosspiece.

The side bar 2 attached to the end of the groove bar 1 is a groove bar that extends inwardly from the upper wall 2b of the inward groove 2a into which the end of the groove bar 1 is inserted. 1. A downward bent piece which extends a wide flat surface portion 2b 'which overlaps the upper surface wall (bottom wall) 1a of the end portion 1 and is fitted in the space between the parallel groove-shaped rails 1 ... From the inner end of the flat surface portion 2b'. 2c ... is intermittently formed. Then, by inserting the ends of the parallel groove-shaped crosspieces 1 ... Into the concave grooves 2a of the side crosspieces 2, the side crosspieces 2 are attached to both ends of the parallel groove-shaped crosspieces 1 ... The flat portion 2b 'of 2 and the bottom wall (upper surface wall) 1a of the groove-shaped rail 1 are fixed by welding, and the parallel groove-shaped rails 1 ... Is constructed like a cage. FIG. 3 shows one side end of the shelf board A in a vertical section.

FIG. 4 is a partial perspective view of the shelf A showing the central portion of the shelf A viewed from the bottom surface. A connecting rod 3 made of a wire material is laid over and connected, and the connecting rod 3 is provided with high step portions 3a and 3a in which both ends are bent in a protrusion shape in accordance with the groove shape of the groove-shaped crosspiece 1, Both high step portions 3a, 3a are inserted into the groove from the lower side of both the front row and the last row of both groove-shaped rails to be welded to the lower surface of the bottom wall 1a, and the low step portion 3b in the middle portion is connected to each groove rail. The entire lower surface of the parallel groove-shaped rails 1 ... Is connected by orthogonally abutting and welding to the lower end of the side wall 1b.

FIG. 5 is a partial perspective view showing a lower surface of one side portion of the conventional shelf-like shelf board B. The shelf board B includes four groove-shaped rails arranged in parallel. 4. A peripheral frame 5 surrounding the outer peripheral portion of the peripheral frame 4 is provided, and tongue pieces 6 corresponding to the parallel groove-shaped crosspieces 4 are projectingly provided on the inner surface portion at both left and right end portions of the peripheral frame 5. The end portions of the groove-shaped rails 4 are inserted into the tongues 6 so as to be fixed and the parallel groove-shaped rails are integrally connected to each other to form the shelf board B in the shape of a cage. The groove-shaped bar 4 is formed in the same manner as that of the present invention, but the inner bent edges 4c and 4c of both side walls 4b and 4b of the groove are narrowed to the bottom wall 4a. Since it has not arrived, the stress is not sufficient for the load. The peripheral frame 5 is also a frame formed in the same manner as the grooved bar 4, and is framed into a rectangular shape matching the size of the outer peripheral portion of the parallel grooved bar. A vertical base 6a is welded and a horizontal piece 6b thereof is projected inward.

FIG. 6 is a perspective view showing a state in which both end portions of the shelf board A are supported by the shelf supports C each having a triangular side surface and attached to a wall surface or the like, and the shelf board according to the present invention is used. One example of the form is shown, and the shelf support C is provided with a bi-folded supporting arm 8 projecting forward from the front upper and lower parts of the mounting seat plate 7 to a wall surface, and the lower side of the supporting arm 8. The side frame 2 of the shelf plate is placed and fixed on 8a, and a screw is inserted into a through hole 9 formed in the upper and lower ends of the mounting seat plate 7 and screwed to the wall surface. Reference numeral 10 in the drawing denotes a locking projection protruding from the front surface of the mounting seat plate 7. After the side end portion of the shelf board A is fitted under the upper side 8b of the support arm 8, the shelf board rear portion is shown. Is pressed downward and the rear end of the side frame 2 is elastically fitted from the upper side to the lower side of the locking projection 10 so that the rear portion of the shelf plate is prevented from rising and the shelf plate is fixed on the support arm 8. Configured.

FIG. 7 is a perspective view showing another usage form of the shelf board A according to the present invention, in which a lower end portion and an intermediate portion are provided in a frame of a hanging frame D formed in a vertically long rectangular shape. A two-stage hanging shelf is constructed by supporting side bars 2 at both ends of the shelf board A, and mounting holes a are provided on the upper, middle, and lower sides of the rear frame 11 of the hanging frame D, respectively. The two-stage shelf is hung by mounting it on a vertical surface such as a wall surface, or by mounting holes on the front and rear portions of the upper frame 12 below the bottom plate of the hanging cabinet. Among the above two-tier shelves, the upper shelves are engaged and fixed at the front and rear ends of the side rails 2 by locking hooks (not shown) protruding inside the middle portion of the front and rear frames of the suspension frame. It is mounted and fixed on the lower frame 13 of the suspension frame. The use form of the shelf board according to the present invention is not limited to the above two examples, and a desired shelf can be appropriately configured by an arbitrary shelf support or suspension frame.

[0012]

[Effects of the Invention] Since both side walls of the groove-shaped rails arranged in parallel are formed in a double structure by the inner bent edges reaching the groove bottom wall, each groove-shaped rail gives a stress capable of withstanding a vertical load. , Increase the strength of the entire shelf. After inserting both ends of each groove-shaped bar to be arranged side by side into the concave groove of the husband-side bar, weld the overlapping part with the flat part of the side bar on the upper wall part, and The parts can be strongly connected to each other without causing deformation or separation, and the strength of both sides of the shelf plate can be maintained to prevent the shelf plate from being deformed by twisting, and various types of strong shelves can be constructed. The peripheral frame of the shelf board that has been conventionally implemented can be omitted, and the shelf board can be strongly configured with a plurality of groove-shaped bars and both side bars, which saves materials, reduces the manufacturing cost of the shelf board, and is inexpensive. Can be provided as a shelf. Since a single shelf or a plurality of the shelves according to the present invention can be appropriately incorporated into arbitrary shelf receivers or suspension frames, various desired shelves can be configured, and thus the shelf can be provided as a wide range of applications.

[Brief description of drawings]

FIG. 1 is a schematic perspective view showing a central portion of a shelf plate according to an embodiment, with a fracture omitted.

FIG. 2 is an enlarged perspective view showing a combined state of one end portion of the shelf board from the back surface (lower surface).

FIG. 3 is an enlarged vertical sectional view of one end of the shelf board.

FIG. 4 is an enlarged partial perspective view showing a state of the back surface (lower surface) of the central portion of the shelf board.

FIG. 5 is an enlarged perspective view showing one end portion of a conventional shelf board from the back surface (lower surface).

FIG. 6 is a perspective view showing an example of a form of use of the shelf board according to the present invention.

FIG. 7 is a perspective view showing another example of usage of the shelf board.

[Explanation of symbols]

 A ... Shelf plate B ... Shelf plate (conventional one) C ... Shelf receiver D ... Hanging frame 1 ... Groove 1a ... Bottom wall (top wall) 1b ... Side wall 1c ... Inner bent edge 2 ... Side bar 2a ... Recess Groove 2b ... Top wall 2b '... Plane portion 2c ... Bending piece 3 ... Connection rod 3a ... High step portion 3b ... Low step portion 4 ... Groove-shaped bar 4a ... Bottom wall 4b ... Side wall 4c ... Inner bent edge 5 ... Circumference Frame 6 ... Tongue piece 6a ... Vertical base portion 6b ... Horizontal piece 7 ... Mounting seat plate 8 ... Support arm 8a ... Upper side 8b ... Lower side 9 ... Through hole 10 ... Locking projection 11 ... Rear frame 12 ... Upper frame 13 ... Lower frame B, mounting holes

Claims (6)

[Scope of utility model registration request] 1. A shelf board formed by arranging a plurality of groove-shaped rails in parallel and connecting both side ends of the groove-shaped rails with side rails. A shelf board in which a grooved bar is bent by extending the tip of the inner bent edge bent to reach the inner surface of the groove bottom wall. 2. A parallel groove bar is formed by depositing husband-side bars on both side ends of a plurality of groove bars arranged in parallel and welding the overlapping surfaces of the side bars and the groove bars. The shelf board according to claim 1, which is integrally connected. 3. The shelf board according to claim 1 or 2, wherein the connecting rods are mounted and fixed in an orthogonal shape at an intermediate portion of the plurality of groove-shaped rails arranged in parallel. 4. The end of the groove-shaped bar is formed by forming an inward groove on the side portion into which the ends of the plural groove-bars arranged in parallel are inserted and extending the upper wall of the groove inward. The shelf board according to claim 2, wherein the parallel groove-shaped rails are connected to each other by a side rail extending from a flat surface portion that overlaps the upper wall of the portion. 5. The shelf according to claim 1, wherein both sides of the shelf plate are supported by the left and right shelf supports in which the support arms of the shelf plate are projected on the front surface of the mounting seat plate. Shelf board described. 6. The shelf board according to claim 1, wherein the shelf boards are supported in a one-step shape or two-step shape inside the rectangular left and right suspension frames to form a hanging shelf.