JP2873558B2 - Foldable support base - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a foldable bearing base which can be used, for example, as a bonfire.

[0002]

2. Description of the Related Art For example, when a wood is supported, it is desirable that the wood be accommodated in a concave supporting recess which is convex downward.

According to the present invention, for example, a support recess suitable for accommodating such a bonfire or the like is formed in an inverted conical concave shape, and when not in use, it can be easily folded into a flat state and polymerized, so that storage is convenient. The purpose is to provide an epoch-making foldable bearing that is easy to manufacture, easy to manufacture, and excellent in mass productivity.

[0004]

The gist of the present invention will be described with reference to the accompanying drawings.

[0005] An inverted conical concave recess 1 is formed on the upper part of the leg so as to protrude downward, and the concave 1 is formed by surrounding a plurality of conical surfaces. It is a foldable bearing base, and a leg 3 projecting in the direction of the plate surface of the support plate 2 is provided below a support plate 2 which forms one of the conical surfaces. A predetermined number of the supporting plate portions 2 are provided, and the side edges of the adjacent supporting plate portions 2 are pivotally pivoted inwardly of the supporting concave portion 1 so that the supporting concave portions 1 are formed by the supporting plate portions 2. When each of the bearing plates 2 is rotated and the adjacent bearing plates 2 are rotated to form the inverted conical concave recess 1 having the bearing plates 2 as conical surfaces, the leg portions of the bearing plates 2 are formed. 3 is configured to be grounded and the bearing recess 1 is supported in a shape-retained state. A foldable support base characterized in that adjacent support plate portions 2 are overlapped and bent via the attached pivot portion 4 so that the support plate portions 2 can be folded and polymerized in a flat state. It is related to.

Further, a plate member 2B is provided on an upper portion of a flat frame member 2A made of a wire to form the support plate portion 2, and a lower portion of the frame member 2A is used as the leg portion 3. The present invention relates to a foldable bearing base according to claim 1.

Further, the support plate portion 2 with the four legs 3 is formed, the support plate portion 2 is set in an inverted triangular shape, and the support concave portion 1 surrounded by the support plate portion 2 is inverted. The adjacent support plate portions 2 are connected to each other via any one of the pivotal connection portions 4 which are formed in a quadrangular pyramid concave shape and pivotally connect the adjacent support plate portions 2 to each other. However, in the other opposing pivot portion 4, the adjacent support plate portions 2 are in a flat continuous configuration, and the support plate portions 2 are configured to be folded and superposed in a two-sheet superimposed state. The present invention relates to a foldable support base according to any one of claims 1 and 2.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION A preferred embodiment of the present invention (how to implement the invention), which is considered to be the best, will be briefly described with reference to the drawings, showing its operational effects.

When the adjacent support plate portions 2 are opened outward from each other and the legs 3 are grounded, the support plate portions 2 are supported with the inverted conical concave recess 1 in which each support plate portion 2 has a conical surface. Is done.

[0010] Even if the support 5 is stored and supported in the support recess 1 and the weight of the support 5 is applied to push the support plate portion 2 outward, the support recess 1 is maintained. As it is, it is supported by each leg 3 with more stability.

At the time of non-use, even if the adjacent supporting plate portions 2 with the leg portions 3 are folded via the pivotal connecting portion 4 which pivotally connects the adjacent side edge portions of the respective supporting concave portions 1, they are folded into a flat state. You can do it.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Specific embodiments of the present invention will be described with reference to the drawings.

This embodiment shows an embodiment belonging to any of the first to third aspects of the present invention, and comprises four identically shaped three supporting plate portions 2 with legs and four legs. An inverted quadrangular pyramid-shaped concave concave portion 1 is formed on the upper portion of the leg composed of the portion 3 so as to protrude downward.

In this embodiment, a plate member 2B having a ventilation hole 6 is mounted on an upper part of a flat frame member 2A made of a wire to form the support plate portion 2, and the lower portion of the frame member 2A is The support plate portion 2 with the leg portion 3 as the leg portion 3 is formed as a total of four bodies, the support plate portion 2 is set in an inverted triangular shape, and the support concave portion formed by being surrounded by the support plate portion 2 inclined downward and inward. 1 is formed so as to have an inverted quadrangular pyramid-shaped concave shape with each bearing plate portion 2 as each conical surface, and the side edge portions of each bearing plate portion 2 are pivotally connected.

Specifically, the frame 2A at the outer edge of the support plate 2
Are fitted to each other with a cylindrical body 4A, and the other support plate portion 2 is pivotally connected to one support plate portion 2 so as to be bent and rotatable. Is composed.

Therefore, when the adjacent support plates 2 are opened outward from each other and each leg 3 is grounded, the inverted quadrangular pyramid-shaped support recess 1 in which each support plate 2 has a conical surface is maintained. Supported in state.

A bearing 5 (a firewood 5 when used as a bonfire) is stored and supported in the bearing recess 1 so that the weight of the bearing 5 is applied to push each bearing plate 2 outward. Even when a force is applied, the bearing recess 1 is supported by each leg 3 with higher stability while maintaining its shape.

In addition, when not in use, the adjacent bearing plate portions 2 are folded and overlapped via one of the pivot portions 4 so that the pivot portions 4 located at positions opposite to the pivot portions 4 can be folded. The adjacent support plate portions 2 also rotate so as to be folded together, and the other two support portions 4 rotate so that the adjacent support plate portions 2 are connected to each other in a flat shape. The two continuous supporting plate portions 2 can be folded back and forth, and their frame-shaped legs 3 can also be folded and overlapped to be folded and flattened.

In this folding operation, even if the adjacent supporting plate portions 2 are folded through any of the four joint portions 4 at the four places, two sheets can be similarly folded and overlapped, and this folding operation can be performed without considering the folding direction. You can do it instantly because it is good. The pivoting direction may be restricted by the pivoting portion 4 so that the pivoting portion 4 to be folded is always specified.

Therefore, the storage state is flat when stored, so that the storage and packing properties are excellent and the portability is excellent.

Moreover, in this embodiment, the leg 3 can be used as a handle for carrying, and it is easier to carry.

Therefore, it is most suitable for outdoor use for camping and other outdoor uses. For example, it can be used as a decoration stand or a flower garden stand, but it is most suitable as a campfire bonfire.

Further, in this embodiment, as described above, the support plate 2 with the legs 3 can be formed simply by laying the plate 2B on the upper portion of the frame 2A, and these need only be pivotally connected. , It is easy to manufacture, and it becomes a lightweight product.
Since it can be configured using the same supporting plate 2 with legs 3,
It is a foldable bearing base that can be configured with the same shaped parts and dramatically improves mass productivity.

It should be noted that the present invention is not limited to this embodiment,
In the described invention, the configuration and the like of each support plate 2 can be appropriately designed according to the configuration of each support plate 2 with legs 3 and the number thereof.

[0025]

Since the present invention is constructed as described above, it can be constructed simply by pivotally connecting the same-shaped support plate with legs, so that it is excellent in mass productivity and, because of its symmetrical structure, its rotation is restricted. Otherwise, even if the adjacent support plate parts are folded through any pivot part, it can be folded and polymerized in a flat state, so it can be folded and polymerized instantly, and conversely, if you open each leg and install each leg, the bearing concave part will be instantly It is a revolutionary foldable bearing that can be formed and used.

Also, since it can be instantly folded into a flat state by a simple operation, it is excellent for outdoor use and is most suitable as a bonfire used for camping or the like.

According to the second aspect of the present invention, each of the support plates with legs has a simpler structure, and is excellent in mass productivity.
The cost can be reduced and the weight can be reduced. Further, the pivotal connection can be easily performed by using the wire at the outer edge of the frame, so that the foldable support base is more excellent in practical use.

According to the third aspect of the present invention, the invention of the first aspect can be realized by pivotally connecting only four support plates with legs, the folding can be easily performed, and the four positions can be easily obtained. An epoch-making foldable support base that can be easily folded and polymerized even if the pivot portion is folded.

[Brief description of the drawings]

FIG. 1 is a perspective view of a use state of the present embodiment.

FIG. 2 is a plan view of a use state of the present embodiment.

FIG. 3 is a front view of a use state of the present embodiment.

FIG. 4 is a front view of a stored state of the present embodiment folded and superposed in a flat state.

FIG. 5 is an explanatory plan sectional view of a pivot portion of the embodiment.

FIG. 6 is a front view of one support plate with legs of the embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bearing recess 2 Bearing plate 2A Frame 2B Plate 3 Leg 4 Pivot

Claims (3)

(57) [Claims] 1. An inverted conical concave recessed portion that projects downward from an upper portion of a leg body, and is formed by surrounding and forming a plurality of conical surfaces. A foldable bearing base, wherein a leg protruding in a plate surface direction of the bearing plate is provided below a bearing plate forming one of the conical surfaces, and a flat supporting plate with a leg is provided. Are provided in a predetermined number, and the side edge portions of the adjacent support plate portions are pivotally connected to each other so as to be rotatable inward toward the support recess so that the support recesses are formed by the support plate portions. When the inverted conical concave bearing recesses having the bearing plate portions as conical surfaces are formed by rotating the portions, the legs of each bearing plate portion are grounded, and the bearing recesses are maintained. And supporting plates adjacent to each other are pivotally connected to each other via the pivoting portion. A foldable support base characterized in that the support plate portions are configured to be overlapped and folded so that the support plate portions can be folded and polymerized in a flat state. 2. The flat plate frame made of a wire is provided with a plate on the upper portion thereof to form the support plate portion, and the lower portion of the frame is the leg portion. Foldable bearing stand. 3. A four-legged support plate with legs, the support plate is set in an inverted triangular shape, and a support recess formed by being surrounded by the support plate is formed into an inverted quadrangular pyramid-shaped recess. Even if the adjacent support plates are overlapped and bent via any of the opposed pivots of the pivots which pivotally connect the adjacent support plates, the other opposing pivots 3. The device according to claim 1, wherein the adjacent support plate portions are in a flat continuous configuration so that the support plate portions can be folded and superimposed in a two-sheet superimposed state. The foldable bearing base described.