JP2001090349A - Structure and method for protecting unit building - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a structure and a method for protecting a unit building in which the unit building is not wet with rain even in a rainy weather, and workers can move between the unit buildings adjacent to each other in the vertical direction. SOLUTION: Each box-shaped unit building is covered by a waterproof protective cover, these box-shaped unit buildings covered by the protective cover are stacked in the vertical direction, a passing-through opening part is formed in the protective cover at the position corresponding to a wellhole-styled part of a ceiling of the lower unit building, and a weir is formed around the opening part to prevent rain from entering the lower unit building from this opening part.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a curing structure and a curing method for a unit building with a protective cover having waterproofness.

[0002]

2. Description of the Related Art Conventionally, a method of curing a unit building with a protective cover having waterproofness is disclosed in JP-A-59-240.
No. 70 and Japanese Patent Application Laid-Open No. 10-82184.

According to the technique disclosed in Japanese Patent Application Laid-Open No. 59-24070, the upper part of a building unit is covered with a protective cover made of a transparent synthetic resin sheet with a drain hose, whereby rain is closed and the building unit is installed in rainy weather. I have.

According to the technique disclosed in Japanese Patent Application Laid-Open No. 10-82184, when a box-shaped building unit completely covered with a bag-shaped protective cover is installed adjacently, the adjacent protective cover is hollowed out so as to be able to pass through each side surface. The peripheries of the hollow openings are tightly joined together so that the worker can move between adjacent building units.

[0005]

However, in the above prior art, the movement between the building units adjacent in the horizontal direction is taken into consideration, but the movement of workers or the like when the building units are installed vertically. Is not considered at all.

Japanese Patent Laid-Open Publication No. 59-24070 discloses a rainy installation method for covering a building unit with a protective cover with a drain hose after installing a building unit on the first floor and then draining rainwater with the drain hose. The protective cover was removed, and the building unit on the second floor covered with the same protective cover was installed on the bare building unit. For this reason, there was a problem that the building unit on the first floor was wet with rainwater before the building unit on the second floor was installed after the protective cover was removed.

In the technique disclosed in Japanese Patent Application Laid-Open No. H10-82184, when a box-shaped building unit completely covered with a protective cover is installed horizontally adjacent to the building unit, the side of the adjacent protective cover is cut out and the space between the building units is cut off. Workers are allowed to move. However, the drainage is improved by making the ceiling of the protective cover convex, and again, the building unit on the upper floor is not installed on the building unit with the protective cover covered, but the building unit on the lower floor After removing the protective cover, the building unit on the upper floor is installed. Even in this technique, no consideration is given to the movement of the worker between the building units vertically adjacent to each other while the protective cover is put on each of the upper and lower sides.

An object of the present invention is to solve the above-mentioned problems of the prior art, to provide a unit building curing structure in which a unit building is not wetted by rainwater even in rainy weather and workers can move between vertically adjacent building units. It is to provide a curing method.

[0009]

According to the first aspect of the present invention, a box-shaped building unit covered with a protective cover having a waterproof property is vertically stacked and installed, and a ceiling of the building unit on the lower floor is provided. And a protective cover at a position corresponding to the blow-by portion of the unit building.

According to a second aspect of the present invention, each of the box-shaped building units is covered with a waterproof protective cover, and these box-shaped building units are stacked one above the other while being covered with the protective cover. A protective cover at a position corresponding to the ceiling atrium of the lower-floor building unit has an opening that can pass therethrough, and a weir around the opening to prevent rainwater from entering the lower-floor building unit from this opening. This is a method for curing a unit building, characterized by forming:

In the present invention, the protective cover having waterproofness is made of a synthetic resin sheet, canvas or the like, and is impervious to rainwater. For example, polyethylene, polypropylene, polyvinyl chloride, copolymers thereof, ethylene vinyl acetate Examples include a synthetic resin sheet made of a copolymer, EPDM, etc., a waterproofed canvas, and a laminated sheet of these.

It is more preferable that the protective cover having waterproof property is subjected to anti-slip processing. Anti-slip treatment means that the anti-slip is performed for the worker working on the protective cover.For example, sand, rubber, vinyl acetate, etc. A material that exhibits a non-slip property by mixing a large material, a material that has a non-slip property by laminating the above-described material on the above-mentioned synthetic resin sheet or canvas, and a sand is formed on the upper surface of the above-mentioned synthetic resin sheet or canvas. A material in which a non-slip material such as rubber or rubber is provided by bonding or the like in the form of a spot or a line can be used.

The protective cover of the building unit according to the present invention is transparent, and at least has such transparency that the opposite side of the protective cover can be seen through, so that the shape of the building unit inside the protective cover can be grasped and the work is easy. It is preferable because it becomes safe.

In the present invention, it is more preferable that the protective cover is detachably joined to the ceiling and the side.
This is because the worker can freely enter and exit the building unit by separating the side portion. Protective covers that can be separated include perforations at the boundary between the ceiling and side surfaces, those with the ceiling and side portions separated and joined with fasteners, hooks, etc., and those with ceiling and side surfaces. What has been welded and adhered with such a strength that the part can be separated manually can be used, for example, low-strength welding and bonding, as well as welding and bonding at predetermined intervals. It is preferable that the four side surfaces are separated from each other because it is easy to enter and exit the building unit.

In the present invention, the opening formed in the protective cover has a size that allows a worker to pass through the opening, and may have various shapes such as a rectangular shape and a circular shape. The shape of the ceiling corresponding to the shape of the ceiling atrium is easy for the operator to pass through,
preferable.

In the present invention, the weir formed around the opening of the protective cover is to raise the periphery of the opening to prevent rainwater from entering the building unit on the lower floor from the opening. Attach urethane sponge, rubber sponge, synthetic resin foam, sealing material, rubber sheet tape, synthetic resin sheet tape, etc. to the lower surface of the periphery of the part, and install a frame material made of metal, wood, synthetic resin, etc. The height of the periphery of the opening is increased, for example, by placing clay or placing clay, so that rainwater does not flow toward the opening. Note that the above-described material may be attached to the upper surface of the periphery of the opening of the protective cover or may be installed as long as the material can be installed so as to exhibit waterproofness. Also, when forming an opening in the protective cover, it is not necessary to cut off the opening from the protective cover, but to cut the opening and fold it upward to form a weir. Preferred.

[0017]

According to the first aspect of the present invention, a box-shaped building unit covered with a protective cover having waterproofness is stacked vertically and installed. , And rainwater from above or water leakage in the building units on the upper floor does not reach the building units on the lower floor, and the building units on the lower floor are not damaged. In addition, since a passable opening is formed in the protective cover at a position corresponding to the ceiling atrium of the lower-floor building unit, the worker can move up and down by the opening while being covered with the protective cover. Can move between building units.

According to a second aspect of the present invention, a box-shaped building unit is stacked vertically while being covered with a protective cover, and protection is provided at a position corresponding to a ceiling atrium of a lower floor building unit. A cover is formed with a passable opening, and a weir is formed around the opening to prevent rainwater from entering the building unit on the lower floor from this opening. The unit does not get wet with rainwater, and the worker can move up and down the building unit through the opening.

[0019]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a perspective view showing a state in which a protective cover of a building unit used in the present invention is attached, FIG. 2 is a perspective view showing a state in which the building unit is covered with a protective cover, and FIG. 3 is a joint between a ceiling part and a side part of the protective cover. It is sectional drawing of a part. FIG. 4 is a perspective view showing a state in which building units covered with a protective cover are vertically stacked, and FIG.
It is explanatory drawing which shows the waterproofing method of the pillar part which a lower floor building unit projects. FIG. 6 is a cross-sectional view illustrating a curing structure of a unit building according to an embodiment of the present invention, FIG. 7 is a cross-sectional view illustrating a state in which an opening is formed in a protective cover of a stairwell of a building unit on the lower floor, and FIG. It is a perspective view showing other examples which form an opening in a protective cover of a stairwell of a building unit of a lower floor.

In FIG. 1, a box-shaped building unit U is shown.
The steel columns 2 are welded to the four corners of the floor panel 1 by welding, and the ceiling panel 3 is connected to the upper parts of the four corner columns 2 by connecting metal fittings. In this box-shaped building unit U, an external wall panel, a partition, or the like is attached at a factory, stairs are incorporated, and facilities such as a kitchen are incorporated depending on a target installation site. Then, a building is constructed by combining a plurality of these building units U vertically and horizontally on the construction site.

The building unit U of FIG. 1 has a staircase 6 incorporated therein, and a ceiling panel 3 has a blow-through portion 31 formed therein.

The protective cover 4 of the building unit has a box shape with a lower opening, and covers and protects the building unit U. The protective cover 4 is made of a synthetic resin sheet having transparency and waterproofness, and the upper surface of the ceiling portion 41 of the sheet is subjected to anti-slip processing.

More specifically, as shown in FIG. 3, the protective cover 4 has a ceiling portion 41 on a base material layer 411 made of polyethylene having a thickness of 150 μm and a slip-resistant material made of an ethylene-vinyl acetate copolymer having a thickness of 50 μm. A transparent laminated sheet in which the layer 412 is laminated, and the side surface portion 42 is made of a 75 μm thick transparent polyethylene sheet. Anti-slip layer 41
A number of irregularities are formed on the upper surface of 2. Ceiling 41
The end portions of the and the side portion 42 are overlapped, and each end portion is welded and joined at two upper and lower portions. However, the welding width of each is narrowed, and the joined portion can be separated manually. .

The building unit U is covered with a protective cover 4 and stored and transported in a state as shown in FIG. At the construction site, the building is suspended in this state and installed on a foundation or a building unit U on the lower floor.

When the building unit U is hung or the building unit U is installed thereon, as shown in FIG.
The ceiling 41 of the protective cover 4 corresponding to the upper end of the ceiling is cut off, a hanging metal fitting is attached, or the building unit U on the upper floor is installed.

As shown in FIG. 5, a rubber band 5 is mounted on the upper end of the column 2 and a protective cover 4 is formed on the upper end of the column 2 with a knife.
Cut out. The remaining protective cover 4 is tightly fitted around the upper end of the pillar 2 by the rubber band 5, so that rainwater does not enter the building unit U.

Incidentally, a butyl rubber adhesive double-sided tape or the like may be adhered around the upper end of the column 2 and the protective cover 4 may be adhered thereto.

As in this embodiment, the building unit U is
When the building unit U has transparency and waterproofness and is covered with the protective cover 4 having the anti-slip layer 412 on the ceiling 41, the building unit U can be protected when the building unit U is stored or transported.

Further, when the building unit U is installed at the building site while the building unit U is covered with the protective cover 4, the building unit U can be protected from damage. Moreover, even when it rains, the protection unit 4 can prevent the building unit U from getting wet with rainwater. At this time, since the protective cover 4 is transparent, the worker can see the building unit U in the protective cover 4 and can work safely and quickly. In addition, the anti-slip layer 4 is provided on the ceiling portion 41.
Since there are 12, it is possible to prevent workers and members from slipping, and work can be performed quickly.

When the building units U are arranged adjacent to each other, for example, the side surface portions 4 of the protective cover 4 located at the adjacent portions are arranged.
2 can be freely moved between both building units by separating them manually.

The ceiling 4 of the protective cover 4 is attached to the building unit U.
As shown in FIG. 4, if the building units U are stacked one above the other with the cover 1 on, the ceiling 41 of the protective cover 4 has waterproofness, and thus plays a role of waterproofing, airtightness, heat insulation, condensation prevention, and the like. And contribute to the improvement of these performances of the building.

The ceiling 4 of the protective cover 4 is attached to the building unit U.
As shown in FIG. 4, when the building units U are stacked one above the other with the cover 1 on, the worker moves between the upper and lower building units U, U as follows.

As shown in FIG. 6, the lower building unit U
A passable opening 413 is formed in the protective cover 4 at a position corresponding to the blow-through portion 31 of the ceiling panel 3. As shown in FIG. 7, the opening 413 is formed by adhering a waterproof dam 414 made of a urethane foam impregnated with butyl rubber around the blow-through portion 31 of the ceiling panel 3,
The lower surface of the protective cover 4 is attached to the waterproof weir 414. Then, an opening 413 is cut out and formed on the protective cover 4 with a cutter knife in accordance with the opening of the blow-by section 31.

A bulging weir is formed around the opening 413 of the protective cover 4 by the waterproof weir 414, so that rainwater does not enter the building unit U on the lower floor from the opening 413 and the waterproof cover 4 Is discharged downward from the periphery of the ceiling portion 41 through the side surface portion 42.

As shown in FIG. 8, when forming the opening 413 in the protective cover 4, instead of cutting the opening from the protective cover 4, a cut is made in the opening and bent upward. May be formed. In this case, the cut end portion of the protective cover 4 is lifted and bent, and the adhesive tape 4 is wound around the opening of the floor panel 1 of the building unit U on the upper floor.
It may be fixed at 15 or the like. Also in this case, since a weir is formed around the opening 413 of the protective cover 4, rainwater does not enter the building unit U on the lower floor.

The movement of the worker between the upper and lower building units U, U is carried out by using the stairs 6, if the stairs 6 are present as shown in FIG. When constructing the stairs later, it is sufficient to use a ladder.

As described above, when the opening 413 is formed in the protective cover 4 between the upper and lower building units U and U, the upper and lower floors can be moved without getting wet with the rain even before the roof roofing of the building. Carpenter work, electrical work, facility work, etc. for internal work of the building can be performed. In addition, since the above-mentioned construction is not related to the roof construction process, the construction of the process is facilitated and the construction cost is reduced.

In the curing structure of this unit building, the box-shaped building units U, U, which are covered with the protective cover 4 having waterproofness, are installed one above the other.
The lower-floor building unit U is covered with the waterproof protective cover 4, and rainwater from above or water leakage in the upper-floor building unit U does not reach the lower-floor building unit U. The building unit U is not damaged.

In the curing method of this unit building, each box-shaped building unit U, U is covered with a protective cover 4 having a waterproof property, and these box-shaped building units are covered with the protective cover 4 up and down. An opening 41 that is stacked and installed and can pass through the protective cover 4 at a position corresponding to the opening 31 of the ceiling panel 3 of the building unit U on the lower floor.
3, and a weir is formed around the opening 413 so that rainwater does not enter the building unit U on the lower floor from the opening 413. Therefore, the building unit U on the lower floor is protected by the protective cover 4 and the weir, and does not get wet with rainwater. Moreover, the worker can move the upper and lower building units U, U through the opening 413. The construction in the building can proceed efficiently.

Although the embodiment of the present invention has been described above, the present invention is not limited to the above-described embodiment, and is included in the present invention even if there is a design change or the like without departing from the gist of the present invention. . For example, building units are not limited to steel,
It may be made of wood or a panel construction method without columns.

[0041]

According to the first aspect of the present invention, there is provided a unit building curing structure in which building units covered with a waterproof protective cover are stacked one on top of the other and correspond to a ceiling atrium of a lower unit building unit. An opening is formed in the protective cover at the location where the building is located, so that workers can move between the upper and lower building units without damaging the building units on the lower floor with rainwater, etc. it can.

According to a second aspect of the present invention, each box-shaped building unit is covered with a protective cover having a waterproof property, and is stacked one above the other. An opening is formed in the protective cover at the position corresponding to the opening, and a weir is formed around the opening, so that the building units on the lower floor do not get wet with rainwater and workers can move the building units above and below. In this way, building construction can be advanced efficiently.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a state in which a protective cover of a building unit used in the present invention is mounted.

FIG. 2 is a perspective view showing a state where a building unit is covered with a protective cover.

FIG. 3 is a cross-sectional view of a joint between a ceiling portion and a side portion of the protective cover.

FIG. 4 is a perspective view showing a state in which building units covered with a protective cover are vertically stacked.

FIG. 5 is an explanatory diagram showing a waterproofing method for a pillar portion protruding from a building unit on the lower floor.

FIG. 6 is a sectional view showing a curing structure of a unit building which is an embodiment of the present invention.

FIG. 7 is a cross-sectional view illustrating a state in which an opening is formed in a protective cover of a stairwell of a building unit on a lower floor.

FIG. 8 is a perspective view showing another embodiment in which an opening is formed in a protective cover of a stairwell of a building unit on a lower floor.

[Explanation of symbols]

 U Building unit 1 Floor panel 2 Pillar 3 Ceiling panel 31 Blow-out section 4 Protective cover of building unit 41 Ceiling section 412 Non-slip layer 413 Opening section 414 Waterproof dam 415 Adhesive tape 42 Side section 6 Stairs

Claims (2)

[Claims] 1. A box-shaped building unit covered with a waterproof protective cover is vertically stacked and installed so that it can pass through a protective cover at a position corresponding to a ceiling atrium of the building unit on the lower floor. Curing structure of a unit building characterized by having a simple opening. 2. Each of the box-shaped building units is covered with a protective cover having a waterproof property, and these box-shaped building units are stacked one on top of the other while being covered with the protective cover. A passable opening is formed in the protective cover at a position corresponding to the ceiling atrium, and a weir is formed around the opening to prevent rainwater from entering the building unit on the lower floor from this opening. How to cure unit buildings.