JPH0348277Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Field of Application] The present invention relates to an assembly type underfloor storage that can be assembled in an appropriate arrangement using members of simple shapes.

[Conventional technology]

Conventional technologies related to large-scale prefabricated underfloor storage (basement) include Publication of Utility Model Publication No. 57-53765, Publication of Publication of Utility Model Publication No. 34616-1981, Publication of Publication of Japanese Utility Model Publication No. 134521-1981, Publication of Publication of Japanese Utility Model Publication No. 57-56837, etc. The assembling type underfloor storages described in these publications are all known and can be assembled and installed on a foundation cast at the bottom of an excavated hole.

[Problem that the invention attempts to solve]

However, first of all, the prefabricated underfloor storage described in the above-mentioned Japanese Utility Model Publication No. 57-53765 uses a plurality of square-shaped frames to form the side walls, and therefore it takes effort to form the frames. . Furthermore, since the frames are assembled by being joined to each other from the outside, it is necessary to form a large excavation hole in order to carry out this joining operation. Furthermore, since the device is assembled and installed directly on the foundation, it cannot be placed properly unless the foundation is accurately poured to a predetermined height, and there are problems such as requiring labor to connect it to the floor of the house.

In addition, all of the prefabricated underfloor storage units described in the above-mentioned publications other than those mentioned above can be assembled without the need for large excavated holes; In addition to requiring special shaped members that require labor, it is difficult to arrange them properly.

[Means for solving problems]

The present invention is a prefabricated underfloor storage unit that is assembled and installed on a foundation cast at the bottom of an excavation hole, and includes a substantially rectangular floor unit that has a flange part and a level adjustment device on the outer periphery, and The floor unit is provided with a substantially rectangular wall unit having a flange portion projecting inwardly and a rib on the inner surface thereof, and a joining metal fitting at orthogonal portions of the wall units, and the floor unit is leveled horizontally via the level adjuster. At the same time, the wall unit is installed on the foundation at a predetermined height, and the wall unit is erected on the outer periphery of the floor unit, and each flange portion is fastened with a fastener, and the flange portion of the side edge of the adjacent wall unit is Tightly fasten the flange portion to the joint hardware with a fastening tool with the metal joint interposed therebetween;
The above-mentioned problems have been solved by providing a prefabricated underfloor storage, characterized in that the upper flange of the wall unit is joined to the floor of the house.

〔Example〕

Hereinafter, one embodiment of the assembly type underfloor storage of the present invention shown in the drawings will be described.

FIG. 1 is a longitudinal cross-sectional view showing an outline of the prefabricated underfloor storage of the present invention. (not shown) are mainly assembled. Further, 5 is a foundation for installing the floor unit 2, 6 is a floor of the house, and 7 is a cloth foundation that supports the floor 6.

As shown in FIG. 2, the floor unit 2 has a generally rectangular dish-shaped structure, the bottom of which is formed by a framework 21, and a flange portion 22 that projects outwardly provided on the upper outer periphery. In addition, level adjusters 23 are provided at each of its four corners. Each level adjuster 23 includes a shaft portion 25 that is screwed into a screw piece 24 provided at a corner of the floor unit 2 so as to protrude from the lower surface thereof, and a base plate portion 26 that is loosely fitted into the lower end portion of the shaft portion 25.
It is composed of. In addition, the flange portion 22 has the following:
Although not shown in FIG. 2, a plurality of bolt portions 22' are provided upwardly projecting at appropriate intervals as shown in FIG. Although not shown in FIG. 3, a plurality of bolt portions 21' are provided upwardly projecting at appropriate intervals as shown in FIG.

Further, as shown in FIG. 4, the wall unit 3 is composed of approximately rectangular panels as a whole,
A flange portion 31 protruding inward is provided on the outer circumferential portion, and ribs 32 are arranged vertically and horizontally on the inner surface. The flange 31 is the lower flange portion 3
3. It is composed of a pair of side edge flange parts 34, 34 and an upper flange part 35, and the lower flange part 33 is provided with a hole 33' corresponding to the bolt part 22' of the floor unit 2. Also, holes 34' and 35' are provided in the side edge flange part 34 and the upper flange part 35, respectively, at appropriate intervals.

In addition, in FIG. 4, 4 is a joining metal fitting at the orthogonal part (corner part) of the wall units 3,
It is composed of an angle member having an L-shaped cross section, and each piece has a side edge flange 3 of the wall unit 3.
A screw hole 4' is provided corresponding to the hole 34' of No. 4.

The prefabricated underfloor storage 1 of the present invention is assembled mainly from the floor unit 2, wall unit 3, and metal fittings 4 having the above-mentioned configurations. explain.

When assembling the prefabricated underfloor storage 1 of the present invention, first, as shown in FIG. It is leveled horizontally via the adjuster 23 and installed at a predetermined height. In this case, adjustment of the installation height using the level adjuster 23 is as follows:
When the wall unit 3 is installed as described below, it is preferable to do so so that the upper end of the wall unit 3 and the top of the cloth foundation 7 of the house are aligned. When the installation of the floor unit 2 is completed, as shown in FIGS. 3 and 4, the waterproofed floor board 27 is attached to the framework 21 of the floor unit 2 via a sealant (not shown). The floor board 27 is fixed to the floor unit 2 by placing it thereon and holding it down with the holding metal fitting 28, screwing the cap nuts 29 onto the bolt portions 21' of the frame body 21.

Next, as shown in FIGS. 4 and 5, four wall units 3 are erected on the outer periphery of the floor unit 2, and their respective flanges 22 and 33 are tightly connected. In this case, the wall unit 3 is erected so that the bolt part 22' of the floor unit 2 is inserted into the hole 33' of the lower flange part 33, and the flange part 22 of the floor unit 2 and the lower part of the wall unit 3 are Flange part 3
A sealing material 36 is interposed between 3 and 3. In addition, the wall unit 3 is tightened by attaching a nut 3 to the bolt portion 22'.
All you have to do is screw 7 together.

Further, a joining hardware 4 is interposed between the side edge flange parts 34, 34 of the orthogonally adjacent wall units 3, 3, and the flange part 34 is tightly connected to the joining hardware 4 with bolts 38. 3 also combine with each other. In this case, a sealing material 39 is interposed between the joint hardware 4 and the side edge flange portion 34 of the wall unit 3. Further, the bolt 38 may be tightened by screwing the bolt 38 into the corresponding screw hole 4' of the joint metal fitting 4 from inside the side edge flange 34.

After the connection of the wall unit 3 to the floor unit 2 and the connection of the wall units 3 to each other as described above are completed, the ribs 3 of the wall unit 3 are connected as shown in FIGS. 5 to 7.
After attaching the ladder 41, shelf 42, etc. to the predetermined locations of 2, and horizontally fixing the brace 43 between the upper flanges 35, 35 of the opposing wall units 3, 3,
An elastic gap tape 44 is attached to the upper flange portion 35 of each wall unit 3.

Next, after placing a heat insulating material 45 around the combined wall units 3, the excavated hole 8 is backfilled as shown in FIG. Note that 46 is a ventilation hole provided in the wall unit 3.

After that, as shown in Figure 8, the cloth foundation 7 of the house was built.
When the floor panel 61 is laid on top to form the floor 6 of the house, the upper flange 36 of the wall unit 3 is watertightly joined to the floor 6 via the gap tape 44, resulting in the prefabricated underfloor storage of the present invention. A warehouse 1 is formed. or,
Opening 6 in the floor 6 of the house that forms the entrance and exit of the storage 1
2, as shown in FIG. 8, by fixing an opening unit 65 consisting of a frame member 63 and a lid 64, the entrance to the storage 1 is completed.

Note that the prefabricated underfloor storage of the present invention is not limited to the above-mentioned embodiment; for example, the floor unit 2 may be an integrally formed flat plate, such as a floor plate, instead of a dish type. Use or floor unit 2
Various modifications can be made, such as providing the flange portion 22 on the outer circumference of the metal member 22 facing inward, using a different type of level adjuster 23, and providing a bolt portion protruding from the joint metal fitting 4 instead of a screw. In addition, from the viewpoint of waterproofing and construction, it is preferable that the wall unit 3 has a size that allows each of the four side walls of the storage compartment to be constructed with one piece as in the embodiment, but it can also be used for storage compartments of different sizes. In order to correspond, it may be constructed by joining several divided pieces.

[Effect of idea]

As mentioned above, in the prefabricated underfloor storage of the present invention, the floor unit is equipped with a level adjustment tool, and the wall unit is assembled by joining the flange of the floor unit, so there is no need to pour the foundation. Even if the unit is accurate, it can be assembled in the proper position by simply adjusting the level of the floor unit without requiring adjustment of the wall unit, and the wall unit has a flange part that protrudes inward on the outer periphery. Since all of these flange parts are tightened and assembled at predetermined locations using a There is no need for it, and since ribs are provided on the inner surface of the wall unit, it not only has high strength against earth pressure, but also has great practical effects such as being able to install storage areas such as shelves in any position. The floor unit, wall unit, and joint hardware have shapes that are easy to process, and it is easy to assemble, making it easy to obtain a prefabricated underfloor storage of a desired size. , its practical value is high.

[Brief explanation of the drawing]

FIG. 1 is a vertical cross-sectional view showing an outline of an embodiment of the present invention, FIG. 2 is a perspective view showing how the floor unit is installed, FIG. 3 is a perspective view showing how the floor plate is attached to the floor unit, and FIG. Figure 4 is a perspective view showing how a wall unit is attached to a floor unit and how the wall units are joined together. Figure 5 is a perspective view showing how a ladder and shelf are attached to a wall unit. Figure 6 is a perspective view showing how a ladder and shelf are attached to a wall unit. FIG. 7 is a perspective view showing how the brace is installed; FIG. 7 is a perspective view showing how the dew-proofing material is arranged around the wall unit;
The figure is a perspective view showing how the floor of the house is attached and how the opening unit is attached to the floor. 1... Assembly type underfloor storage, 2... Floor unit,
22...Flange part of floor unit, 23...Level adjuster, 3...Wall unit, 31...Flange part of outer peripheral part of wall unit, 32...Rib, 33...
...Lower flange portion of wall unit, 34... Side edge flange portion of wall unit, 35... Upper flange portion of wall unit, 37, 38... Fastener, 4...
Joining hardware, 5...foundation, 6...floor, 8...drilling hole.

Claims (1)

[Scope of utility model registration request] This is a prefabricated underfloor storage unit that is assembled and installed on a foundation cast at the bottom of an excavation hole, and includes a substantially rectangular floor unit that has a flange portion and a level adjustment device on the outer periphery, and a floor unit that protrudes inward on the outer periphery. The floor unit is provided with a substantially rectangular wall unit having a flange portion and a rib on the inner surface thereof, and a connecting hardware at the orthogonal portions of the wall units, and the floor unit is leveled horizontally through the level adjuster, and the floor unit is leveled with the foundation. The above-mentioned wall unit is erected on the outer periphery of the above-mentioned floor unit at a predetermined height, and the respective flanges are fastened together with a fastener, and the above-mentioned joint is formed between the flange parts of the side edges of the adjacent above-mentioned wall units. 1. A prefabricated underfloor storage, characterized in that the flange portion is fastened to the joint metal fitting with a fastening tool with a metal fitting interposed therebetween, and the flange portion of the upper part of the wall unit is joined to the floor of the house.