JPS6343961Y2 - - Google Patents

Description

[Detailed description of the invention] The present invention is a desk featuring a center rail receiving device, that is, a desk with flat legs and sleeve bodies attached to both left and right sides of the lower surface of the top plate. This invention relates to a desk with an improved receiving device for supporting a center rail.

The purpose of this is to attach the receiving device to the flat leg and the sleeve body without using any troublesome and uncertain installation methods such as screws or screws as in the past. The simple mounting method of simply fitting and hooking dowels into the mounting holes formed in the flat leg and sleeve main body allows for easy and reliable installation, and also allows for easy and reliable installation of the flat leg and sleeve as single items before being assembled as a desk. Not only can it be attached to the main body, but even after the top plate, flat legs, and sleeve main body are assembled as a desk, the receiving device can be positioned and easily attached.

The details of the desk featuring the center rail receiving device of the present invention will be further explained based on the attached drawings.

The receiving device A has a rail receiving groove 4 between the upper and lower bent edges 2 and 3, a rod 1 having a substantially U-shaped cross section with a stopper 5 formed at the front end in the longitudinal direction of the rail receiving groove 4, and a rail receiving groove of the rod 1. It consists of roughly shaped mounting fittings 6, 6 which are welded and fixed at the front and back on the opposite side to the protruding side of 4.

A claw piece 7 that is inclined diagonally downward is formed on one side in the length direction of the rod 1 on the horizontal upper plate of both mounting brackets 6, and a stepped portion 8 is formed in the continuous connection between the claw piece 7 and the upper plate. At the same time, a dowel 9 is formed on the lower surface of the other side of the upper plate, and when attaching the flat leg B or sleeve body D to the mounting hole 10, as shown in FIG. First, the claw piece 7 is fitted into the mounting hole 10 formed on the top surface, and the receiving device A is pressed in the direction of the arrow in FIG. However, at this time, the dowel 9 is fitted and latched to the other side edge of the mounting hole 10.

In this way, according to the present invention, by attaching the mounting bracket 6 to the receiving device A, the action of the claw piece 7 and the dowel 9 allows it to be attached to the flat leg B or the sleeve body D without using screws, screws, etc. The receiving device A can be easily and reliably attached.

However, it is difficult to attach the receiving device A when the flat leg B and the sleeve body D are connected to the top plate C because the mounting hole 10 is located on the bottom surface of the top plate C. Since the mounting hole 10 cannot be seen directly, there arise problems such as the inability to position the receiving device A.

In the present invention, in order to solve these inconveniences, two parallel downward protrusions 11, 11 are formed in the left and right direction of the lower surface of the top plate C over approximately the entire length of the top plate C in the lateral direction. When attaching the leg B to the upper surface of the sleeve main body D, the lower edges of the protrusions 11, 11 are placed on the upper surface of the flat leg B and the sleeve main body D arranged on both left and right sides.

A gap 14 is formed between the ridges 11 and 11 between the top plate C, the upper surface of the flat leg B and the sleeve body D, and between the ridges 11 and the upper surface of the sleeve body D. A pair of front and rear mounting holes 10, 10 are formed so as to look into the gap 14, and the receiving device A
The upper bent edge 2 of the rod 1 is further bent upward to form a protruding edge 12 having a height that can abut and support the lower edge of the convex strip 11 on the lower surface of the top plate C, and the depth of the mounting hole 10 and the mounting bracket 6 is adjusted. 2 with a width and an interval such that the lower edges of the protrusions 11, 11 are slidably fitted into the depth direction positions of the protrusions 12 corresponding to the protrusions 11, 11 with their directional positions substantially matching. By forming the two positioning notch recesses 13, 13, the lower edges of the protrusions 11, 11 of the top plate C are fitted into the notch recesses 13, 13, so that the protrusions 11 in the length direction, that is, The mounting brackets 6, 6 can be slid in the left and right directions, and the mounting brackets 6, 6
As shown in FIG. The claw pieces 7 of the metal fittings 6, 6 can be fitted into the mounting holes 10, 10.

That is, the lower surface of the mounting bracket 6 is set at the same height as the upper edge of the projecting edge 12 and is fixed to the rod 1 to constitute the receiving device A, and the upper surface of the flat leg B and the lower surface of the top plate C of the upper surface of the sleeve body D. The protrusions 11, 11 are located between the protrusions 11, 11 and in the notch recesses 13, 13 provided in the receiving device A at positions that look into the gaps 14 on the sides of the protrusions 11.
are fitted together and the side surface of the mounting bracket 6 side of the receiving device A is brought into contact with the side surface of the flat leg B and the side surface of the sleeve main body D. is provided with a pair of spaced apart mounting holes 10, into which the claw piece 7 and the dowel 9 can be fitted and locked together when the mounting bracket 6 of the receiving device A is in contact with the mounting hole 10. Here, the mounting bracket 6 is provided in a positional relationship that is offset from the notch recesses 13, 13. Moreover, the receiving device A
is set to a length that can support the center rail F, which supports the central armhole shown as E in FIG. 6 at both ends thereof.

Then, the two receiving devices A are placed so that the receiving grooves 4, 4 of the receiving devices A, A are facing the flat leg B, which is the inner surface of the upper part of the central foot space on the lower surface of the top plate C, and the sleeve body D. position and press upward to fit the notched recesses 13, 13 into the protrusions 11, 11 on the lower surface of the top plate C, as shown in FIG.
Then slide it in the direction of the sleeve body D and bring the side surface of the mounting bracket 6 of the receiving device A into contact with the side surface of the flat leg B and the side surface of the sleeve body D in the state shown in B. The upper plate is inserted into the gap 14 formed between the top plate C and the flat leg B or the sleeve body D, and a tab piece is inserted above the mounting hole 10 formed on the upper surface of the flat leg B or the sleeve body D. 7, and in this state, lower the receiving device A downward, and as shown in FIG.
After releasing the fitting relationship with the lower edges of 1 and 11 and placing it on the upper surface of the flat leg B or sleeve body D, the claw piece 7 is dropped into the mounting hole 10 from above, and then the claw piece 7 is is the inclination direction of the claw piece 7 that fits and engages under the edge of the mounting hole 10, in the direction of the arrow in FIG. The step part 8 and the dowel 9 ensure that the mounting hole 10 is fitted and latched.

By placing the receiving device A on the upper surface of the flat leg B or the sleeve body D, the protrusions 11, 11 that were fitted into the notched recesses 13, 13 in this state can be removed from the notched recesses 13, 13.
3 and 13 and move the receiving device A to the rear of the central foot space, the notch recess 13,
The protrusions 11, 11 are on the upper edge of the front protrusion 12 of 13.
The flat plate-like portion of the lower edge abuts to restrict the upward movement of the receiving device A, thereby making it possible to securely attach the receiving device A.

Therefore, the attachment position of the mounting bracket 6 of the receiving device A, the height of the flange 12, the formation position of the notch recesses 13, 13, etc. are determined based on the ridges 11, 11 of the top plate C, the flat leg B, and the sleeve body D. It must be determined with due consideration to the relative position to the mounting holes 10, 10.

In the present invention as described above, since the mounting brackets 6, 6 having the claw pieces 7 and the dowels 9 are attached to the receiving device A, the claw pieces 7 and the dowels 9 of the mounting bracket 6 are
Attachment hole 1 formed on the top surface of the flat leg B and the sleeve body D
0 and 10, the receiving device A can be easily attached to the flat leg B and the sleeve body D without using any screws or screws.

In addition, since the claw pieces 7 and the dowels 9 are fitted and locked into the mounting holes 10, there is no risk of misalignment or wobbling after installation.
1 and 11, top plate C, flat leg B, and sleeve body D
A gap 14 is formed between the protrusions 11 and 11 or on the side of the protrusion 11, and a mounting hole 1 is formed on the upper surface of the flat leg B and the sleeve body D.
0 and 10 are formed so as to look into the gap 14, and a projecting edge 12 having cutout recesses 13 and 13 is formed on the receiving device A, and the mounting bracket 6 is fitted into the mounting hole 10 in the gap 14. By providing the cutout recess 13 that can be slidably fitted with the protrusion 11 at a position that can be set at the starting position, the mounting brackets 6, 6 of the receiving device A can be attached between the protrusions 11, 11, etc. The mounting fittings 6, 6 can be inserted into the gaps 14 on the sides of the protruding strips 11 and attached to the mounting holes 10, 10 in the same manner as described above.

Moreover, since the relative positions of the mounting brackets 6, 6 and the mounting holes 10, 10 are determined in advance according to the positional relationship of the protrusions 11, 11 to be fitted into the notch recesses 13, 13, the top plate C, Even after constructing a desk by combining the flat leg B and the sleeve body D, the receiving device A can be connected to the flat leg B or the sleeve body D by simply fitting the protrusion 11 into the notch recess 13.
When the mounting bracket 6 reaches the upper level of the corresponding mounting hole 10, it is lowered and placed on the upper surface of the flat leg B or sleeve body D, and the receiving device A is simply pushed in a predetermined direction. Similarly, the receiving device A can be mounted by fitting and latching the mounting bracket 6 and the mounting hole 10.

Furthermore, the protruding stripes 11 on the lower surface of the top plate C can be used as a positioning guide in the depth direction when installing the receiving device A, so that the efficiency of the installation work of the receiving device A can be improved.

[Brief explanation of the drawing]

Figure 1 is a front view of the receiving device used in the present invention, Figure 2 is a plan view of the same, Figure 3 is a longitudinal sectional front view showing the main parts of the receiving device attached to the flat leg, and Figure 4 is the top plate. 5 is a simplified plan view of the flat legs, FIG. 6 is an exploded perspective view of the desk according to the present invention, and FIG.
B, C, and D are simplified explanatory diagrams showing the order in which the receiving devices are attached. A: Receiving metal fittings, B: Flat legs, C: Top plate, D: Sleeve body, E: Center sleeve protrusion, F: Center rail, 1: Rod, 6: Mounting metal fittings, 7: Claw piece, 9: Dowel, 1
0: Mounting hole, 11: Convex strip, 12: Projection, 13: Notch recess, 14: Gap.

Claims (1)

[Scope of utility model registration request] Two parallel protrusions 11, 11 are formed hanging from the lower surface of the top plate C in the front and rear directions in the left and right direction, and the lower edges of the protrusions 11, 11 are placed on the upper surface of the flat leg B and the sleeve body D arranged on both the left and right sides. It has a length that can support the center rail F that supports the central armhole E provided at the upper part of the central foot space surrounded by the top plate C, the flat leg B, and the sleeve main body D at both ends. The upper bent edge 2 of the rod 1 has a substantially U-shaped cross section with its upper and lower edges bent to protrude to one side in the cross-sectional direction to form upper and lower bent edges 2 and 3 and a rail receiving groove 4 inside. A projecting edge 12 of a height that can contact and support the lower edge of the convex strip 11 on the lower surface of the top plate C with its upper edge is erected, and the two protrusions on the lower surface of the top plate C Article 11,1
Two positioning notches 13, 13 are provided with a width and an interval to fit the lower edge of the rod 1 in a slidable manner, and the protruding sides of the upper and lower bent edges 2, 3 in the cross-sectional direction of the rod 1 are A claw piece 7 inclined diagonally downward is provided on one side in the length direction of the rod 1 at a position offset from the cutout recesses 13, 13 at the front and rear of the opposite side, and a claw piece 7 is provided on the lower surface of the other side. The mounting bracket 6 with the dowel 9 underneath is in a protruding state, and the mounting bracket 6 is
The receiving device A is configured by fixing the lower surface at the same height as the upper edge of the projecting edge 12, and the upper surface of the flat leg B, the upper surface of the sleeve body D, the space between the protrusions 11 and 11 on the lower surface of the top plate C, and the convex Notch recesses 13, 13 provided in the receiving device A at a position overlooking the gap 14 on the side of the strip 11
The position is approximately the same as the position of the claw piece 7 of the mounting bracket 6 when the protrusions 11, 11 are fitted and the side surface of the receiving device A on the mounting bracket 6 side is brought into contact with the side surface of the flat leg B and the side surface of the sleeve body D. A pair of spaced mounting holes 10, 10 are provided before and after the positional relationship in which the claw piece 7 and the dowel 9 can be fitted and latched while the mounting bracket 6 of the receiving device A is in contact with the mounting hole 10, 10. Then, place the two receiving devices A, A into the cutout recess with the receiving grooves 4, 4 of the receiving devices A, A facing the flat legs B and the sleeve body D, which are the inner surfaces of the upper part of the foot insertion space. 13,1
3, fit the protrusions 11, 11 on the lower surface of the top plate C and slide it in the direction of the flat leg B and the sleeve main body D to remove the flat leg B.
After bringing the side surface of the mounting bracket 6 of the receiving device A into contact with the side surface and the side surface of the sleeve body D, the mounting bracket 6 is placed on the upper surface of the flat leg B and the upper surface of the sleeve body D, and further the inclination direction of the claw piece 7 is It is characterized by a center rail receiving device which is mounted by pressing the rail receiving devices A, A and fitting and latching the tabs 7 and dowels 9 of the mounting bracket 6 into the mounting holes 10, 10 arranged in the front and rear. A desk to do.