JP2585574Y2 - Assembling table - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembling table, and more particularly to an assembling table using cardboard board such as corrugated paper.

[0002]

2. Description of the Related Art As an assembling table using a cardboard board, a table disclosed in Japanese Utility Model Publication No. 63-37871 has been proposed. In this device, the top plate and the leg plate can be assembled without screws, so that the top plate and the legs can be assembled without rattling even if they are flat.

[0003] However, in this case, a concave groove that crosses the cross is provided on the back surface of the top plate in order to fit the cross upper ends of a pair of flat leg plates that intersect in a cross shape. There is a problem that the top plate is easily bent along the concave groove and lacks strength. Further, in this case, the tongue piece provided on the upper end side must be inserted into the bag-shaped concave portion provided following the concave groove, with the upper end side of the leg plate fitted in the concave groove. Therefore, there is a problem that the work of assembling the leg plate to the top plate is difficult.

[0004] The present invention has been made to solve such a problem, and is described as follows. "A top plate (1) is provided with a plurality of leg plates (2).
(2) is assembled with legs (20) intersecting each other in an intersecting manner, and the strength of the top plate is increased, and the legs (20) are easily assembled to the top plate (1). Another object of the present invention is to prevent the leg (20) from easily falling off the top plate (1).

[0005]

The technical means of the present invention for solving the above-mentioned problem is as follows: "Each leg plate (2) is provided with upright portions (3a) (3a) at predetermined positions on the upper end side of each leg plate (2). And the tongue pieces (3) and (3) are made to protrude horizontally and in the same rotational direction with respect to an axial direction passing through the center of the top plate (1). On the back surface of the top plate (1) corresponding to (3), a concave portion (10) (1) large enough to receive the tongue pieces (3) and (3) and opened downward.
0), and each of the recesses (10) (10) has a bag-like recess (3) that is continuous in the rotational direction and that can accommodate the tongue pieces (3) and (3) when moved in the rotational direction. 13) and (13), and lid plates (11) and (11) are connected to the other side edges of the concave portions (10) and (10) so as to be openable and closable, and the lid plates (11) and (11) are attached. When closed, a part of the peripheral edge of the tongue piece (3) is rotatably moved from the accommodation state in the recesses (10) and (10) and accommodated in the bag-like recesses (13) and (13).
(3) and the upright portions (3a) and (3a) following the base end portion ”.

[0006]

The above technical means operates as follows. Since the leg body (20) is formed by interposing the pair of leg plates (2) and (2) in an intersecting manner, the leg plates (2) and (2) do not shift from each other in this engaged state. The tongue pieces (3) (3) protruding in the horizontal direction from a predetermined position of the crossed upper end side of the leg (20) are opened, and the lid plates (11) and (11) on the back surface of the top plate (1) are opened. Each recess (10)
Fit each inside. Then, the tongue pieces (3) (3)
Is rotated with respect to the top plate (1) so that each recess (10)
From the bag-shaped recess (1) continuous with the recess (10) (10).
3) When sliding in the direction of (13), the tongue piece (3)
(3) is stored in the bag-shaped recesses (13) and (13).

In this stored state, the cover plates (11) (1)
When 1) is closed, a part of the periphery of each lid plate (11) comes into contact with the upright portions (3a) (3a) at the base end of the tongue pieces (3) (3). Therefore, the tongue pieces (3) and (3) are connected to the lid plate (1).
1) By (11), the tongue pieces (3) and (3) are always kept pressed into the bag-shaped recesses (13) and (13). It is kept in the retaining state. Thus, the leg (20) can be attached to the top plate (1) without easily falling off.

Since the positions and the sizes of the bag-shaped recesses (13) and (13) match those of the tongue pieces (3) and (3), the tongue pieces (3) and (3) are formed in the bag-shaped recesses (13). There is no backlash in (13). Leg plate (2) (2) top plate (1)
After removing the lid plates (11) and (11), the tongue pieces (3) and (3) are rotated in the opposite direction with respect to the top plate (1) to remove the bag-shaped recesses (13) and (13). ) To recess (1
0) Slide in the direction of (10). Then, the tongue piece (3)
(3) can easily escape from the bag-shaped concave portions (13) and (13) to the concave portions (10) and (10), and the tongue pieces (3) and (3) from the concave portions (10) and (10) opened downward. 3)
The leg plates (2) and (2) are removed from the top plate (1)
It can be easily removed from.

[0009]

[Effect] On the back surface of the top plate (1), the concave portion (10) is located at the position corresponding to the tongue pieces (3) (3) provided on the cross-shaped upper side of the leg (20).
(10) and the subsequent bag-shaped recesses (13) and (13) are provided, that is, since the top plate (1) does not have a thin portion over a wide range in the diameter direction, the top plate (1) ), The top plate (1) is less likely to bend than the conventional one with a cross-shaped groove on the back.

After the tongue pieces (3) and (3) in a horizontal state are once fitted in the recesses (10) and (10), the tongue pieces (3) are inserted into the subsequent bag-like recesses (13) and (13). If (3) is rotated and slipped, the tongue pieces (3) and (3) are put into the bag-shaped recess (1).
3) Since it can be stored in (13), the legs (2)
The work of assembling the top plate (1) to the top plate (1) is simple. The tongue pieces (3) and (3) are prevented from rotating with respect to the top plate (1) by the lid plates (11) and (11), so that the bag-shaped recess (13) is formed.
(13) is held in a retaining state and does not rattle in the bag-shaped recesses (13), (13). It does not come off and there is no inconvenience during play as a table.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, embodiments of the present invention will be described in detail with reference to the drawings. In the embodiment of the present invention, the top plate (1) and the legs
(20) is made of corrugated paper having a thickness of about 5 mm. As shown in FIG. 1, a top plate (1) is formed by punching the corrugated paper into a disk shape and stacking three of them. It has a layered structure, with a leg plate below the uppermost disk (1c).
(2) First and second fixing plates (1a) (1b) for assembling (2)
Is attached and fixed. The diameter of the first and second fixing plates (1a) and (1b) is set smaller than that of the uppermost disk (1c).

A first fixed plate (1a) attached to the back surface of the uppermost circular plate (1c) is formed by punching four rectangular long holes (30) (30), These long holes (30), (30) are opened at positions that divide the circumference into four equal parts, and their long sides are set in a direction orthogonal to the diameter line of the first fixing plate (1a).
The lengths of the long sides of the long holes (30) and (30) are determined by the legs (2
The length is set to about twice the height of the tongue pieces (3) and (3) provided at the upper end side of (0).

The second fixing plate (1b) to be attached and fixed below the first fixing plate (1a) is a disk having the same diameter as the first fixing plate (1a). As shown in FIG. 2, the plate (1b) has about two-minutes of the slot (30) (30) of the first fixing plate (1a) when it is superimposed below the first fixing plate (1a). A substantially U-shaped cut (31) is made in a portion corresponding to the range of 1. Thereby, the lid plates (11) and (11) whose base end portions correspond to one short side of the long holes (30) and (30) are formed integrally with the second fixing plate (1b). . Note that the cover plate (11) is arranged such that the free end of the cover plate (11) (11) is located slightly inside the cut (31).
The length (11) is set, and the gap (W) from the free end of the lid plate (11) to the cut (31) is defined by a leg (2) described later.
0) is set to substantially match the thickness of the upright portion (3a) protruding from the upper end side. And, among the cuts (31), the cut side parallel to the base end of the lid plate (11) is provided at a position corresponding to the diameter line of the second fixing plate (1b) as shown in FIG. At the same time, the lid plates (11) and (11) are formed at point-symmetric positions with respect to the center of the second fixing plate (1b). The base ends of the lid plates (11) are set to be freely bendable.

The first fixing plate (1a) is connected to the top plate (1
The center of the first fixing plate (1a) is adhered to the back surface of the first fixing plate (1a), and the base of the lid plate (11) corresponds to one short side of the long hole (30) (30). Thus, the second fixing plate (1b) is adhered to the back surface of the first fixing plate (1a). Thereby, as shown in FIG. 3, about one half of the long hole (30) opened in the first fixed plate (1a) is closed by the second fixed plate (1b), and the closed portion This forms a bag-shaped recess (13). Further, a portion corresponding to the remaining half of the elongated hole (30) that appears when the lid plate (11) is opened functions as the concave portion (10).

Next, the leg (20) will be described. Legs (2
0), a pair of leg plates (2) and (2), as shown in FIG.
It is made of corrugated cardboard in which both sides of a horizontally long rectangular body are cut out in a substantially arc shape, and support pieces (21) (21) are projected from both ends of the upper side of each leg plate (2). , The support piece (2
At predetermined positions between 1) and (21), upright portions (3a) and (3a) and tongue pieces (3) and (3) that are horizontally continuous from them are protruded. The length between the support pieces (21) and (21) is made equal to the diameter of the first and second fixing plates (1a) and (1b), and the height thereof is
The height of the first fixed plate (1a) and the second fixed plate (1b) are made to coincide with each other.

The upright portions (3a) and (3a) are connected to the second
Upper edge of each leg plate (2) (2) corresponding to the gap (W) between the free end of the lid plate (11) formed on the fixed plate (1b) and the substantially U-shaped cut (31) The height thereof corresponds to the thickness of the second fixing plate (1b), and the width thereof is set slightly smaller than the length of the short side of (30) of the first fixing plate (1a). ing. The tongue pieces (3) and (3) are connected to the upper ends of the upright portions (3a) and (3a).
Is extended horizontally. Each of these tongue pieces (3)
(3) all protrude in the same rotational direction with respect to the axial direction passing through the center of the top plate (1), and the length thereof is about half the length of the long side of the long hole (30). It shall be equivalent to 1.

In order to engage these leg plates (2) and (2), a slit is cut in the center of one leg plate (2) over the upper half thereof, and the slit is cut in the center of the other leg plate (2). Slits are cut through the lower half, and the width of each of these slits is made to correspond to the thickness of the other leg plate (2). Therefore, the slit of one leg plate (2) is
By fitting it outside the part following the slit in (2),
The leg plates (2) and (2) are assembled in an interdigitated state,
The leg (20) is configured. In this embodiment, the holding legs (6) are fitted and fixed below the legs (20) in order to secure the engaged state of the leg plates (2) and (2). .

In order to assemble the legs (20) to the top plate (1), first, as shown in FIG. 3, the lid plates (11) and (11) of the top plate (1)
Are all released. Then, the concave portion (1
Tongue pieces (3) (3) projecting in the horizontal direction from the upright portions (3a) (3a) at the upper end sides of the leg plates (2) (2) are fitted into 0) and (10). In this state, the leg plates (2) and (2) are shifted by a certain angle from the state where the leg body (20) is properly assembled to the top plate (1).
Then, from this state, the tip of each tongue piece (3) is
3) The leg (20) is rotated by a predetermined angle so as to move to the side. Then, each tongue piece (3) (3), as shown in FIG.
(1) will be housed in the bag-shaped concave portion (13), and in this state, if the lid plates (11) and (11) are folded down as shown by a two-dot chain line in FIG. Therefore, the tip of the lid plate (11) presses the upright portions (3a) (3a) on the base end side of each tongue piece (3), and the tongue pieces (3) of each leg plate (2) Are all held in the bag-shaped recess (13) in a retaining state,
The assembly of the legs (20) to the top plate (1) is completed.

In this embodiment, since the support pieces (21) and (21) are projected from both ends of the upper end side of each leg plate (2) as described above, the upright portions (3a) are also provided. Height of the second fixing plate (1b)
When the leg (20) is assembled to the top plate (1), the support pieces (21) and (21) support the top layer top plate, and Since the upper end of the leg plate (2) supports the second fixing plate (1b), the top plate (1) is more stably supported.

If a notch (12) as shown in FIG. 2 is provided at the free end of the cover plate (11), the cover plate (11) can be easily opened, and the table after assembly is provided. When disassembling the lid plate (11)
Since it is easy to lift, it is easy to disassemble.
In this embodiment, the tongue piece provided on the upper end side of the leg (20)
(3) When (3) is simultaneously fitted into the recesses (10) and (10) of the top plate (1) and the whole leg (20) is rotated as it is, each tongue
(3) Since (3) can be simultaneously accommodated in the bag-shaped recesses (13) and (13), the assembling work of the leg body (20) to the top plate (1) is simple.

In this embodiment, the base end of the cover plate (11) is formed continuously from the side edge of the concave portion (10) opposite to the bag-shaped concave portion (13). As shown in 5, cover plate (11)
The configuration (11) may be provided on the other side edge of the concave portion (10) other than the portion where the bag-shaped concave portion (13) is formed. In this case, the lid plate (11)
A gap (W) corresponding to the thickness of the upright portion (3a) of the leg (20) needs to be secured between the opening and the open end of the bag-shaped recess (13). In this device, the upright portion (3a) is provided with a cover plate.
The side part of (11) is pushed in the state of retaining.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of an embodiment of the present invention.

FIG. 2 is a bottom view of the top plate (1).

FIG. 3 is a sectional view of a main part of the top plate (1).

FIG. 4 is an explanatory view of an assembled state of a leg plate (2).

FIG. 5 is an explanatory view of a lid plate (11) in another embodiment.

[Explanation of symbols]

 (1) ・ ・ ・ Top plate (10) ・ ・ ・ Recess (11) ・ ・ ・ Cover plate (13) ・ ・ ・ Bag-shaped recess (2) ・ ・ ・ Leg plate (20) ・ ・ ・ Leg (3)・ ・ ・ Tongue (3a) ・ ・ ・ Upright

Claims (1)

(57) [Scope of request for utility model registration] 1. A plurality of leg plates (2) (2) on a top plate (1).
In the assembly type table in which the legs (20) are engaged with each other in an intersecting manner, an upright portion (3a) is provided at a predetermined position on the upper end side of each leg plate (2) constituting the legs (20).
(3a) and tongue pieces (3)
The top plate (1) corresponding to each tongue piece (3) (3) is projected in the same rotational direction with respect to the axial direction passing through the center of the top plate (1) in the horizontal direction and all of the top plate (1). On the back surface of each of the recesses (10) and (10) are formed large enough to accommodate the tongue pieces (3) and (3) and open downward.
0) is provided with bag-shaped recesses (13) (13) that are continuous in the rotation direction and can accommodate the tongue pieces (3) (3) when moved in the rotation direction. (1
0) and (10), lid plates (11) and (11) are continuously connected to the other side edges so as to be openable and closable. The upright portion (3) that rotates from the state of being stored in (10) and continues to the base end of the tongue pieces (3) (3) stored in the bag-shaped recesses (13) and (13).
a) An assembling table adapted to face (3a).