JPH0754493Y2 - Cover device - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembling type cover device for covering various equipments, construction sites, etc. for dust prevention or radio wave shielding.

[0002]

2. Description of the Related Art For example, when a construction for generating dust is to be performed in a space in a building in which equipment such as electronic equipment that does not like dust is installed, conventionally, a support frame made of steel or the like has been assembled and used. A cover sheet is attached to form a cover device, and the cover device covers a construction site or equipment to protect the equipment from dust and the like.

[0003]

However, in the conventional cover device as described above, it is troublesome to assemble and remove the cover device, and it may be dangerous because it involves work at a high place. Therefore,
Recently, as a simple cover device, the entire skeleton including columns and beams is configured with an air tube shape,
There are various proposals for covering this with a transparent cover sheet (for example, Japanese Utility Model Application No. 61-1595).
71, Japanese Utility Model Publication No. 61-17848).

However, in such a cover device, the size and shape thereof are usually fixed, and therefore, in order to cover desired devices, various cover devices of various sizes and shapes are provided. It was necessary and equipment efficiency was low. Further, in some cases, there is no necessary size and shape, and there is an inconvenience such that there is an excess or deficiency in size or a different shape is used as a substitute.

The present invention has been made in consideration of such circumstances, and the frame can be assembled into various shapes or sizes, so that the efficiency of the equipment can be improved and the application to various coatings can be achieved. An object of the present invention is to provide a cover device that can be coated with excellent properties and that is easy to transport, assemble, and remove.

[0006]

The cover device of the present invention comprises:
In order to achieve the above-mentioned object, a frame body composed of a combination of a plurality of gate-shaped frame elements and a transparent cover sheet mounted on the frame body is provided, and each of the frame elements is expanded by air in and out. With a contractible tube structure,
In a cover device having at least a pair of parallel pillars and at least one beam installed on the pillars in a gate shape, the pillars of the frame element are adjacent to each other on the floor. It is characterized in that the adjacent strut portions are connected to each other in a bound state.

[0007]

According to the structure of the cover device of the present invention described above,
Since the frame body is configured by combining a plurality of gate-shaped frame elements, it is possible to easily install frame bodies having various shapes or sizes as needed. Therefore, unlike a conventional cover device that uses a frame body whose size and shape are specified, equipment efficiency is improved, and a frame body of various shapes and dimensions can be formed as needed, so that adaptability to a covering is achieved. It will be excellent. Moreover, since each frame element has an inflatable and inflatable structure that is inflated by injecting air, it can be stored compactly in a folded state when not in use, and it is easy to transport and easy to assemble and remove. And it can be done quickly.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the cover device of the present invention is shown in FIG.
2 and FIG. 2. FIG. 1 is an overall view showing the assembled state of the cover device of the present invention, and FIG. 2 is an enlarged view showing a part thereof in detail. As shown in FIG. 1, the cover device according to the present embodiment has a box shape as a whole,
Stands independently on the floor. This cover device is composed of a frame body 1 assembled in a square shape in a plan view, and a transparent cover sheet 2 mounted on the frame body 1.

The frame body 1 is composed of, for example, four frame elements 3 each having a substantially U-shape whose corners are inclined. Each frame element 3 has an inflatable and expandable air tube structure,
A pair of pillars 3a that are parallel to each other and a single beam 3b that is integrally erected on the upper ends of the pillars 3a are formed into a substantially U-shaped gate shape. 3b is a continuous bent tube. A small mat 5 for stable upright support is attached to the lower ends of the columns 3a. The pillar portions 3a of the frame element 3 are hung on the floor so as to be adjacent to each other, and a plurality of upper and lower portions of the adjacent pillar portions 3a, 3a are connected by a belt-like connecting tool 6 in a bound state. As shown in FIG. 2, this connecting tool 6 is provided with fastening parts 6b such as a velcro tape at both ends of a strip 6a, so that it can be easily attached to and detached from the adjacent column parts 3a, 3a. ing.

Each frame element 3 is, as shown in FIG.
The outer tube 7 and the inner tube 8 have a double tube structure. The inner tube 8 is made of a flexible airtight sheet made of synthetic resin or the like to ensure the airtightness of the element 3. Further, an air inlet and outlet (not shown), a check valve, and the like (not shown) are provided at arbitrary positions so that they can be inflated by injecting air as shown in the figure, and can be folded into a sheet shape by discharging air. On the other hand, the outer tube 7 is made of, for example, a laminated sheet containing a fiber woven fabric such as a tarpaulin sheet, and prevents unnecessary expansion of the element 3 and, due to the excellent wear resistance of the sheet, makes contact with an external object. Even in the case of occurrence of scratches, the airtightness of the inner tube 8 is maintained by preventing scratches and the like. In addition, as the sheet containing the above-mentioned fiber woven fabric which constitutes the outer tube 7, for example,
By using a material having excellent properties such as flame retardancy, conductivity, and radio wave shielding property, the cover device of the present invention can be preferably used for construction such as clean area or precision equipment. The mat 5 is made of hard resin or the like, and is welded to the bag-shaped closed portion at the lower end of the outer tube 7 so as to be foldable.

Further, the side surfaces of the supporting column 3a facing each other and the beam 3 are provided.
Suspending pieces 9a and 9b for suspending the cover sheet 2 are provided on the lower side of the b, respectively. This hanging piece 9
Buttons, hooks, velcro, and other attachments 10 are provided on the a and 9b. On the other hand, the cover sheet 2 is made of a transparent transparent synthetic resin or the like, and is formed in a so-called mosquito net shape by a substantially quadrangular ceiling portion 2a and a peripheral wall portion 2b hanging from a peripheral portion of the ceiling portion 2a. Has been done. The support pieces 11a, 11 are provided on the peripheral edge portion of the ceiling portion 2a of the cover sheet 2 and the side edge portions of the peripheral wall portion 2b.
b are respectively provided to project, and these support pieces 11a and 11b are provided.
Buttons, hooks, velcro, and other attachments 1
Two are provided. Then, the cover sheet 2 is detachably attached to the attachments 10 of the hanging pieces 9a and 9b of the frame element 3 via the attachments 12 of the support pieces 11a and 11b, whereby the mosquito net-like shape is attached to the frame body 1. It is hung on the ground.

On a part of the peripheral wall portion 2b of the cover sheet 2,
An opening 13 that serves as an entrance and exit for people and a door 14 that closes the opening 13 are provided. The door 14 is made of a transparent synthetic resin or the like having flexibility similar to that of the cover sheet 2, and is attached to the cover sheet 2 so as to be openable and closable by, for example, a fastener. The configuration of the doorway is not limited to this, and although not shown, a slit may be provided in the cover sheet 2 and the slit may be configured to be openable / closable by a fastener or the like, or only two cover sheets 2 may be stacked. It is also possible to enter and exit from the overlapping part.

When the cover device of the present invention constructed as described above is assembled, air is injected into each frame element 3 to inflate it, and the column portions 3a of the frame element 3 are adjacent to each other and covered. Positioned around the target object and erected on the floor via a mat 5, adjacent pillars 3a
They are connected to each other by the connecting tool 6. As a result, the frame 1 is installed as a box-shaped frame, so that the cover sheet 2 may be attached next. The cover sheet 2 is attached to each support piece 1
It can be easily and quickly carried out in a one-touch type by simply fixing it to the fixture 10 of the hanging pieces 9a, 9b of each frame element 3 via the fixture 12 of 1a, 11b.

When installing the box-shaped frame body 1 described above, if each of the four sides of the frame body 1 is formed by connecting a plurality of frame elements 3 in series (not shown), it is large. The volume cover device of the present invention can be assembled. Also, there are three frame elements 3, one on each side.
1 piece, 6 pieces ... If you assemble it, you can assemble the cover device (not shown) of the present invention that has a polygonal shape such as a triangular shape, a pentagonal shape, a hexagonal shape, etc. instead of the shape shown in FIG. You can Of course, at this time, if a plurality of frame elements 3 are connected in series on each side as described above, a large-volume polygonal cover device of the present invention can be assembled.

As described above, according to the cover device of the present invention, the frame body 1 is formed by combining the gate-shaped frame elements 3.
Thus, the frame body 1 having various shapes or sizes can be easily installed as required. Therefore, in the cover device of the present invention, unlike the conventional cover device which uses the frame body whose size and shape are specified, the facility efficiency is improved and the frame body 1 having various shapes can be formed as needed. It has excellent adaptability to coatings.

At the time of dismantling and removal, conversely to the above, the cover sheet 2 may be removed from the frame 1 and the connecting tool 6 may be opened to disassemble the column portions 3a of each frame element 3 to remove air. This allows easy disassembly. Since each frame element 3 contracts by exhausting air, both the frame element 3 and the cover sheet 2 can be compactly stored in a folded state after dismantling, and they can be easily transported and removed easily and quickly.

In the above embodiments, the frame 1 is independently set up on the floor. However, the cover device of the present invention is not limited to this, and is not limited to this, for example, a side wall of a building wall or the like. Various installation forms are possible, such as installation in the state of being attached to the surface side. In this case, the number of frame elements 3 used can be reduced. Further, the mating structure with the wall surface or the like can be easily constituted by a member similar to the hanging piece or the fixture in the above-mentioned embodiment.

Furthermore, in the above embodiment, the frame element 3 has a substantially U-shaped gate shape in which the corners are inclined, but the frame element is not necessarily limited to the above shape, and for example, FIG. 5, a triangular roof-shaped frame element 3, a square U-shaped frame element 3 as shown in FIG. 4, or an inverted U-shaped frame element 3 as shown in FIG. Various shapes can be used as long as they can be combined as a frame element, such as a gate-shaped one having three or more portions, or an E-shaped or comb-shaped portion, or one having two or more beam portions. Is possible. When the frame element having the above-mentioned E-shape or comb-shape is used, the inside of the cover device of the present invention can be divided into two or more areas at the position of the intermediate column. Moreover, for each of these areas, for example, flame retardancy, conductivity,
By using a frame element material with excellent characteristics such as radio wave shielding property, it becomes a cover device with different characteristics for each area, and it is a required atmosphere of multiple equipment to be covered and individual equipment. Even when the values are different, it can be used as an extremely simple cover device.

In addition, in the above embodiment, the cover sheet 2
Although the above is attached to the frame body 1 in a hanging structure, the cover sheet may cover the frame body. Furthermore, in the above-mentioned embodiment, the frame element 3 has a double tube shape. However, for example, when the frame element 3 is made of a highly airtight tarpaulin sheet, it may have a single tube structure. It is needless to say that the number of frame elements may be triple or more as required in case of a large size.

[0020]

As described above, according to the cover device of the present invention, since the frame body is formed by combining a plurality of gate-shaped frame elements, various shapes or sizes according to need can be obtained. It is possible to easily install the frame body of.
Therefore, the cover device of the present invention has improved equipment efficiency and can form a frame body of various shapes and sizes as needed, and is extremely excellent in adaptability to a covering. In addition, in the cover device of the present invention, since the individual frame elements are inflatable and inflatable so that they are substantially U-shaped by injecting air, they can be stored compactly in a folded state when not in use and are easy to transport. In addition, excellent effects such as easy and quick assembly and removal can be achieved.

[Brief description of drawings]

FIG. 1 is an overall perspective view of a cover device according to an embodiment of the present invention in an assembled state.

FIG. 2 is an exploded perspective view showing a part of FIG. 1 as an enlarged view and a cross section.

FIG. 3 is an explanatory view showing an example of the shape of a frame element in the cover device of the present invention.

FIG. 4 is an explanatory view showing another embodiment of the shape of the frame element in the cover device of the present invention.

FIG. 5 is an explanatory view showing another embodiment in which the shape of the frame element in the cover device of the present invention is different.

[Explanation of symbols]

 1 frame body 2 cover sheet 3 frame element 3a pillar part 3b beam part

Claims (1)

[Scope of utility model registration request] 1. A frame body comprising a combination of a plurality of gate-shaped frame elements, and a transparent cover sheet mounted on the frame body, wherein each of the frame elements is expandable and contractable by air in and out. A cover device having a tube structure and having a gate-like shape with at least a pair of parallel column parts and at least one beam part erected on the column parts.
In the above, each column of the frame element is adjacent to each other.
Stand on the floor and these adjacent columns are united.
A cover device characterized by being connected by .