JPH0623614Y2 - Assembled panel corner joint structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a corner joint structure of an assembled panel used for a display, a partition, and the like.

(Prior Art) As shown in FIG. 7, a corner joint structure of a prefabricated panel has an L-shaped metal fitting c, a bolt d, and a nut e between the panel units b, b which are butted at a predetermined angle in the corner joint part a. Those using and are known.

In this conventional example, by fixing the L-shaped metal fitting c to the side frame member f of each panel unit b with a bolt d and a nut e, both panel units b and b are jointed at a predetermined angle.

(Problems to be solved by the invention) However, in the above-mentioned conventional example, since it is necessary to tighten bolts at each corner joint portion, there is a problem that it takes a lot of time and it takes a long time to assemble and disassemble the assembly type panel. is there.

(Means for Solving the Problems) In order to solve the above problems, the present invention provides a pair of mounting holes that are respectively formed in the side frame members of adjacent panel units and are respectively inserted into these mounting holes. The rod is connected through the connecting portion, and each attachment rod is provided with a hook portion projecting from the inner end edge portion of the mounting hole and a collar portion that abuts the outer end edge portion of the mounting hole to form a connecting tool. On the other hand, a locking shaft that is rotatably locked to the hook portion is attached to a fixing device that is detachable from the connecting device
A cam for pressing the inner end edge of the mounting hole according to this rotation is provided.

(Operation) In the above structure, when one of the pair of attachment rods of the connecting tool is inserted into the attachment hole of the side frame member of the adjacent one panel unit from the outer end side to the inner end side, the collar portion becomes the attachment hole. The hook portion projects from the inner end edge portion of the mounting hole while contacting the outer end edge portion. When the hook shaft of the fixture is locked to the hook portion and the fixture is rotated about the lock shaft, the cam of the fixture presses the inner end edge of the mounting hole.

Accordingly, at both ends of the mounting rod, the side frame member of one panel unit can be clamped and held by the flange portion and the cam.

The other mounting rod of the connecting tool can be inserted into the mounting hole of the side frame member of the other panel unit, and similarly the side frame member can be clamped and held by the flange portion and the cam using the fixing tool. .

Since both mounting rods are connected through the connecting portion, the mounting rod of the connecting tool is inserted into each mounting hole in this way, and the fixing tool is locked by the hook portion of the mounting rod to be rotated. By a simple operation, both adjacent panel units can be securely joined.

Also, by setting the angle formed by both the mounting rods and providing the connecting portion, both panel units can be jointed at an arbitrary angle. For example, if the mounting rod is set at a right angle, both panel units can be jointed in an orthogonal state. Further, by providing both attachment rods so as to be rotatable around the vertical axis at the connecting portion and being fixable at any rotation angle, both panel units can be jointed at any angle.

(Embodiment) FIGS. 1 to 5 show a first embodiment in which the present invention is applied to a corner joint structure in which two adjacent panel units 1 and 1 of an assembled type panel are jointed in an orthogonal state. .

The connector 2 has a pair of mounting rods 3 and 3 connected and fixed by a connecting rod (connecting portion) 4 in an orthogonal state. The mounting rod 3 has a substantially prismatic shape, and has a hook portion 5 at a tip portion and a collar portion 6 at a base end side. The hook portion 5 has an engaging groove 7 that is open upward and on both sides, and also has a locking projection 8 on the inner surface at the tip end side of the engaging groove 7.

On the other hand, the fixture 9 has a locking shaft 10 that engages with the hook portion 5.
Between the side walls 11 having a substantially circular shape. Also this side wall 11
The outer peripheral surface of the cam has a shape in which the tip side of the fixture 9 is cut.
Forming twelve. The fixture 9 is also provided with a turning operation piece 13 about the locking shaft 10. If a hole is provided in the end surface of the rotating operation piece 13 and a driver or the like can be inserted during the rotating operation, the rotating operation can be performed easily.

The side frame member 14 of the panel unit 1 is a hollow body composed of inner and outer double walls 15 and 16, and is composed of an inner wall 15 having both ends bent outward and a flat outer wall 16. Both sides of the outer wall 16 project laterally from the inner wall 15 to form a receiving portion 14b of the panel member 1a.

Square-shaped mounting holes 17 having a cross-sectional shape slightly larger than the mounting rod 3 of the connecting tool 2 are formed in both walls 15 and 16 of the side frame member 14. Since the mounting hole 17 is provided in such a shape, it is possible to restrain the rotation of the mounting rod 3 mounted in the mounting hole 17 about the mounting direction. The side frame member 14 of the other panel unit 1 is also provided with a similar mounting hole 17 at a portion matching the mounting hole 17. Incidentally, 18 is a packing interposed between the collar portion 6 and the side frame member 14.

The operation of the corner joint structure of the assembled panel constructed as described above will be described.

First, in the corner joint part of the assembly type panel,
Mounting holes 17 are formed in the corresponding side frame members 14 of two adjacent panel units 1 and 1, respectively. The opening positions of these mounting holes 17, 17 are set at the same height.

Connect one mounting rod 3 of the connecting tool 2 to one panel unit 1
Insert into the mounting hole 17 of. When the flange portion 6 of the mounting hole 17 substantially contacts the outer end edge portion 19 of the mounting hole 17 via the packing 18, the hook portion 5 of the mounting rod 3 is projected from the inner end edge portion 20 of the mounting hole 17. Become.

Holding the fixture 9 in a substantially horizontal posture, as shown in FIG.
The locking shaft 10 is fitted into the engaging groove 7 of the hook portion 5 from above. The locking shaft 10 contacts the bottom of the engaging groove 7 and is located below the locking projection 8.

After fitting, the fixture 9 is rotated downward about the locking shaft 10. With this rotation, the cam 12 of the fixture 9 presses the inner edge 20 of the side frame member 14 as shown in FIG.

As a result, the side frame members 14 of the one panel unit 1 can be clamped and held between the cam 12 and the flange portion 6 at both ends of the mounting rod 3.

When the fixing tool 9 is rotated, the locking shaft 10 is pressed against the bottom surface of the engaging groove 7 by using the contact portion between the cam 12 and the inner end edge portion 20 as a fulcrum. It does not deviate from 5. Further, when the fixing tool 9 is rotated upward, even if the locking shaft 10 floats from the bottom surface, the locking projection 8 in the engaging groove 7
Since the upward movement is constrained by, the fixing tool 9 will not come off from the hook portion 5 in this case as well.

Next, the other mounting rod 3 of the connecting tool 2 is inserted into the mounting hole 17 of the side frame member 14 of the other panel unit 1, and similarly, the side frame member 14 and the cam 12 of the fixing tool 9 and It can be clamped and held between the mounting rod 3 and the collar portion 6.

As described above, as shown in FIGS. 4 to 5, the adjacent panel units 1 and 1 can be jointed in an orthogonal state.

A second embodiment of the present invention will be described with reference to FIG.

The connecting tool of the present embodiment has a pair of mounting rods 21, 21 at the base ends thereof,
The connection pieces 22 are provided so as to project respectively, the connection holes 23 are formed in each of the connection pieces 22, and the connection pins 24 are provided to vertically penetrate the connection holes 23. These connecting piece 22, connecting hole 23, connecting pin 24
Constitutes the connection part of the present invention.

A flange portion 25 is formed on the upper end portion of the connecting pin 24. A groove 26 is provided around the lower end of the connecting pin 24. Groove 26
A retaining metal fitting 27 that is elastically fitted is arranged. The retaining metal 27 is formed by connecting the connecting pin 23 to the connecting pin.
Stop 24. In addition, it is convenient to connect the connecting pin 24 and the retaining metal 27 with a chain or the like.

The configuration other than this embodiment is the same as that of the first embodiment.

As a result, both the mounting rods 21 and 21 can be rotated around the connecting pin 24, so that the adjacent panel units 1 and 1 can be jointed at an arbitrary angle in the corner joint portion of the assembled panel. it can.

In this case, lock grooves are provided on the contact surfaces of the connecting pieces 22 and 22 respectively.
By providing the mounting rods 21 and 21 radially from 23, it is possible to restrain the rotation of the mounting rods 21 and 21, so that the adjacent panel units 1 and 1 can be jointed while being fixed at an arbitrary angle. It should be noted that both mounting rods 21 and 21 may be tightened by using bolts and nuts so that the angle formed between them is fixed.

The present invention can be constructed in various modes other than the above-mentioned embodiments. For example, the shapes of the connecting tool and the fixing tool are not limited to those shown in the above embodiment, and the mounting hole and the opening position thereof can be freely designed according to the shape of the mounting rod and the like.

Further, in the connecting device, when the pair of mounting rods are rotatably connected, the connecting portion may be composed of various ordinary mechanisms other than those shown in the above embodiment.

(Effects of the Invention) Since the present invention has the above-described configuration and operation, the attachment rod of the connector is inserted into the attachment hole and the fixture is attached to the hook portion of the attachment rod without bolting as in the conventional example. It is possible to provide a corner joint structure of an assembly type panel that can reliably join both adjacent panel units by a simple operation of stopping and rotating.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of a first embodiment of the present invention, FIGS. 2 and 3 show the operation thereof, and FIG. 2 shows a state in which a locking shaft of a fixture is fitted in a hook portion of a mounting rod. Third vertical side view, shown
The figure shows a vertical side view showing the state in which the fixture is rotated downward, FIGS. 4 and 5 show the corner joint part thereof, FIG. 4 is a plan sectional view, and FIG. 5 is a perspective view seen from the rear side. FIG. 6 is an exploded perspective view showing a main part of a second embodiment of the present invention, and FIG. 7 is an exploded perspective view of a conventional example. 1 …… Panel unit 2 …… Couplings 3, 21 …… Mounting rod 4 …… Connecting part 5 …… Hook part 6 …… Ball part 9 …… Fixing tool 10 …… Locking shaft 12 …… Cam 14 …… Side frame member 17 ... Mounting hole

Claims (1)

[Scope of utility model registration request] 1. Mounting holes are respectively formed in side frame members of adjacent panel units, a pair of mounting rods respectively inserted into these mounting holes are connected through a connecting portion, and each mounting rod is mounted. The hook portion protruding from the inner end edge portion of the hole and the brim portion abutting on the outer end edge portion of the mounting hole are respectively provided to form a connecting tool, while the hook portion is attached to the fixing tool that is detachable from the connecting tool. 1. A corner joint structure for an assembled panel, comprising: a locking shaft that is rotatably locked to a shaft; and a cam that presses an inner end edge portion of a mounting hole according to the rotation.