JP2575874Y2 - Simple temporary structure - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a simple temporary structure used as an outdoor stage, a stand, a reception desk, etc. in an event hall or the like.

[0002]

2. Description of the Related Art Conventionally, as an outdoor stage in an event hall or the like, a number of metal or wooden columns are set up behind and in front of the stage, a roof is fixed to the columns, and color processing is performed on a panel surface made of veneer or the like. A plate-like body on which a piece of paper is attached is installed behind the stage and on both left and right sides.

[0003] However, in the case of the above-mentioned outdoor stage, it takes a lot of skill to set up a number of pillars and fix the roof at the time of construction, and it is necessary to rely on a special engineer such as a pioneer.
There is a problem that not only is it not easy to set up but also the set-up cost is high. In addition, events are held in one place for a relatively short period, and are often performed while moving from place to place. For this reason, the outdoor stage is once dismantled after one event is completed and stored until the next event is held.
However, at that time, there was a problem that a long pillar, a bulky roof, and a storage place for panels and the like were troublesome. In addition, there was also a problem that transportation when moving to the next venue was large.

[0004]

SUMMARY OF THE INVENTION Therefore, the present invention has been made in view of the above points, and provides a simple temporary structure which is easy to set up, store and transport, and takes up no space for storage when not in use. Is what you do.

[0005]

According to the present invention, a hollow member is formed by sewing a sheet material made of a cloth or a synthetic resin or the like, and a roof portion, a roof support portion extending downward from a rear portion of the roof portion, and The roof portion and the roof support portion are communicated with side support portions extending downward from both side portions of the roof portion, and each of the roof portion and the roof support portion is partitioned into a number of air chambers by partitions formed with air flow windows. At the same time, the roof portion is provided with a rope attachment portion for pulling the roof portion to the ground to prevent deformation and scattering by wind pressure, and one or both of the roof support portion and the side support portion are provided. An air blowing port for blowing air from the outside is provided, and the air is continuously blown from the air blowing port in an amount larger than the amount of air leaked from the seam of the sewing. A simple temporary structure characterized in that the section, the roof support section and the side support section expand and maintain a predetermined shape only by the internal air pressure, and can be folded by stopping air blowing and removing internal air. Pertaining to the body.

[0006]

The air continuously blown in from the outside supplements the air that escapes from the weave of the cloth material constituting the sheet material or the seam of the sheet material to the outside, thereby preventing the shape from being collapsed. Further, since the inside of the roof portion and the roof support portion is partitioned by the partition into a number of air chambers, the shape retention is enhanced by the presence of the partition. In addition, by stretching the rope between the rope attachment portion provided on the roof and the ground, it is possible to reliably prevent the roof from scattering and changing in shape due to wind pressure or the like. Furthermore, the temporary structure of the present invention is:
By stopping the blowing of air and bleeding out the air inside, it becomes possible to fold the small size.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to the accompanying drawings. FIG. 1 is a front perspective view of a simple temporary structure according to an embodiment of the present invention, FIG. 2 is a rear perspective view of the embodiment, and FIG.
4 is a sectional view of a main part of the roof of the embodiment, FIG. 4 is a perspective view of a leg of the side support, FIG. 5 is a bottom view of the roof support, and FIG. 6 is a bottom view of the side support.

The simple temporary structure 10 of this embodiment is used as an outdoor stage. The simple temporary structure 10 is formed by sewing a sheet material 11 such as cloth or synthetic resin into a hollow bag shape by sewing, and includes a roof portion 12, a roof support portion 14 extending downward from a rear portion of the roof portion 12, Side support 1 extending downward from both sides of the roof 12
6,16.

The roof portion 12 constitutes a roof of an outdoor stage, and has a structure in which a large number of bag-shaped air chambers 18 formed by sewing the sheet material 11 are connected as shown in FIG. The partition wall 20 between the adjacent air chambers 18 is made of a sheet material such as cloth or synthetic resin, and has an air flow window 22 communicating the adjacent air chambers 18. The connection of the air chambers 18 separated by the partition walls 20 is made by the roof 12.
Has the effect of improving the shape maintenance of the slab.

The roof support section 14 is for supporting the roof section 12 from the ground, and has a shape bent downward from the rear portion of the roof section 12. The roof support portion 14 also has a structure in which a large number of air chambers separated by partitions are connected like the roof portion 12. In this embodiment, the roof portion 12 and the roof support portion 14 are constituted by one member, but the present invention is not limited to this, and separate members may be joined by sewing, joining, or the like.

An air blowing port 24 is provided at a predetermined position of the roof support portion 14. The air blowing port 24
Is connected to an air compressor (not shown), and the roof support 1 and the roof 1 through the roof support 14.
2. Air can be continuously blown into the side support parts 16,16.

The air blowing port 24 is provided in the simple temporary structure 1.
The optimal position and number are set according to the size, shape, etc. of 0. On the back surface near the bottom of the roof support portion 14, an opening / closing window 26 for storing a weight such as a sand bag therein is provided. The opening and closing window 26 can be opened and closed by engaging means such as a surface bonding tape. The weight of the sand bag or the like is stored to increase the stability of the simple temporary structure, and the optimum weight is determined by the size of the simple temporary structure.

The bottom surface 15 of the roof support 14 is
A ladder-shaped assembling frame 28 made of a metal pipe as described above is fixed by a string or the like. The frame 28
Are the roof supports 14 which tend to bulge outward due to the air inside.
This is for flattening the bottom surface 15 to increase the stability of the simple temporary structure.

The side support portions 16, 16 support the left and right sides of the roof and enhance the decorativeness of the outdoor stage. The shape of the side support portions 16, 16 is not limited to a cylindrical shape as in this embodiment, but may be a panel shape in which a number of air chambers are connected. The side support portions 16 and 16 are provided with an air blowing port 30 and an opening / closing window 32 for storing a weight, similarly to the roof support portion 14, and the bottom surface 17 of the side support portion 16 is provided as shown in FIG. A metallic ring 34 is attached with a string or the like. This metallic ring 34
This is for keeping the bottom surface of the side support 16 flat. Note that 35 in FIG. 4 is a weight such as a sand bag.

The simple temporary structure 10 thus constructed
Is expanded by the air continuously blown from the air blowing ports 24 and 30 to maintain the stage shape. In the simple temporary structure 10, the rope attachment portions 41 and 42 are formed on the front and rear portions of the roof portion 12 with a part of the sheet material protruding from the tongue shape. The roof part 12 is attached by the ropes 36 and 38 with one ends attached.
The front and rear of the vehicle are pulled to the ground and set up on the ground. The front rope 36 is for preventing the roof 10 from tilting due to wind, and is stretched in the lateral direction of the simple temporary structure 10. The rear rope 38 is a simple temporary structure 1
In order to raise the simple temporary structure 10 at the time of construction and to prevent the temporary structure 10 from falling forward due to the wind after the construction, it depends on the size, shape, etc. of the simple temporary structure 10. The optimal number.

[0016]

[Effects of the Invention] As shown and described above, the simple temporary structure of the present invention is inflated by blowing air at the time of construction, and leaks from the seam etc. by continuously blowing air from the outside after the construction. It can be folded by supplementing air to maintain the inflated shape, while when not in use, it can be folded by stopping the blowing of air from the outside and bleeding out the internal air, so that installation and storage are extremely easy and no skill is required. In addition, there is an effect that it is not bulky at the time of storage and transportation because it can be folded. Furthermore, since the inside of the roof and the roof support is partitioned into a number of air chambers by partition walls, the shape retention is enhanced. In addition, the simple temporary structure of the present invention is extremely useful because it can be used for various purposes such as stalls, reception of entertainments, and the like as well as the stage.

[Brief description of the drawings]

FIG. 1 is a front perspective view of a simple temporary structure according to an embodiment of the present invention.

FIG. 2 is a rear perspective view of the embodiment.

FIG. 3 is a cross-sectional view of a main part of the roof in the embodiment.

FIG. 4 is a perspective view of a leg of a side support in the embodiment.

FIG. 5 is a bottom view of the roof support section in the embodiment.

FIG. 6 is a bottom view of the side support portion in the embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Simple temporary structure 12 Roof part 14 Roof support part 16 Side support part 18 Air chamber 20 Partition wall 22 Air flow window 24 Air blow-in port 30 Air blow-in port 41 Rope attaching part 42 Rope attaching part

Claims (1)

(57) [Scope of request for utility model registration] 1. A roof formed by sewing a sheet material made of a cloth or a synthetic resin or the like into a hollow shape, a roof portion, a roof support portion extending downward from a rear portion of the roof portion, and a lower portion extending from both sides of the roof portion. The roof portion and the roof support portion are each partitioned into a number of air chambers by a partition formed with an air flow window, and the roof portion has a plurality of air chambers. A rope attachment portion is provided for pulling the roof portion to the ground to prevent deformation and scattering by wind pressure, etc., and either or both of the roof support portion and the side support portion for blowing air from outside. An air blowing port is provided, and the roof portion, the roof support portion, and the side portion are continuously blown from the air blowing port in an amount larger than an air leakage amount from the sewing seam or the like. A simple temporary structure characterized in that the supporting portion expands to maintain a predetermined shape only by internal air pressure, and is foldable by stopping air blowing and removing internal air.