JPH10331174A - Unit structure of prefabricated basement - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a unit structure of prefabricated basement which permits the internal wall surface of the body of basement to easily be an optionally interiorly fitted wall surface, can easily seal the body of basement in shipment, allows installation at the site while the sealed condition is held, and precludes risk of generating a flaw or breakage in a waterproof sheet and an outer frame band for sealing the body of basement. SOLUTION: A floor surface panel 2, side face panel 3, and ceiling panel 4 made of wood or a synthetic resin are installed on a skeleton structure of metal or non-metal material so that a body 11 of basement having a doorway 6 is assembled, and the overall area on the outside of the body 11 is sealed with a waterproof sheet 13', and thereto a heat insulating material is attached, and further the body 11 is sealed with a preventive sheet 13, followed by fastening to the body 11 by an outer frame band 14 from the outer upper part of the sheet 13, and the band 14 is secured to the basement foundation 15 using anchor bolts 16. That part of the sheet 13 corresponding with the doorway 6 is provided with an opening.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a unit structure of a prefabricated basement which is manufactured and assembled in a factory, and is carried into a basement construction site and installed.

[0002]

2. Description of the Related Art Conventional basements use heavy steel plates and steel plates coated with rust-preventive paint as building materials, and after carrying these steel frames and steel plates to a building site,
At the site, first, a steel frame is welded to form a frame, and then a steel plate is assembled to the steel frame structure by welding, so that the structure is assembled and constructed at a building site.

[0003]

As described above, a conventional basement has a structure in which steel and steel plates are used as building materials and these steel frames and steel plates are assembled and constructed at a building site. Must transport heavy construction materials such as steel frames and steel plates to the construction site, which requires a lot of trouble and risks, and also welds all the steel frames and steel plates Therefore, there are many problems in terms of workability, construction period, cost, and the like, such that the welding operation requires skill and much labor. In the basement assembled at the construction site, dust and the like are likely to adhere to the inner wall surface and the interior is likely to be in a dirty state, and furthermore, a steel frame or a steel plate is exposed in the room, for example, a living room or a bedroom and When applied to a reception room or the like, there is a problem that the interior must be provided with a wooden panel or the like.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problem, and it is easy to assemble a basement body having a light weight and sufficient strength against earth pressure in a factory, and to carry the basement body to a site in a sealed state. The use of a waterproof sheet improves the workability, shortens the construction period, reduces costs, and is reliable in terms of waterproofness, durability, and earthquake resistance. The purpose is to obtain a unit structure of a prefabricated basement with high height.

[0005] Further, according to the present invention, the inner wall surface of the basement body can be easily set to an arbitrary interior wall surface, and the basement body can be easily sealed at the time of shipment, and can be installed in a sealed state at the site. The purpose of the present invention is to obtain a unit structure of a prefabricated basement that can be used.

Another object of the present invention is to provide a unit structure of a prefabricated basement in which cuts and breaks do not occur in a waterproof sheet and an outer frame band for sealing a basement body.

[0007]

According to the first aspect of the present invention, there is provided a unit structure of a prefabricated basement, wherein a floor panel made of wooden or synthetic resin is provided on a skeleton structure framed by a metal or non-metal frame member. And a side panel and a ceiling panel are assembled to assemble a basement body having an entrance, and the entire outside surface of the basement body is sealed with a waterproof sheet, heat insulating material is attached thereto, and the basement main body is inserted through the heat insulating material. Is further sealed with a waterproof sheet, and is fastened and fixed to the basement body with an outer frame band at least from the upper outside of the waterproof sheet, and the outer frame hand is fixed to an underground foundation with anchor bolts. Only the portion corresponding to the entrance of the basement body in the above is drilled.

According to a second aspect of the present invention, there is provided a unit structure of a prefabricated basement, comprising: a rectangular frame; an exterior plate previously attached to one surface of the frame; and a frame after assembly or installation of the basement body. The side panel is composed of the interior panel attached to the opposite side of
A box sheet fitted to the lower part of the basement with a bottomed shape having an open upper end, opening / closing means provided on the peripheral wall so that the peripheral wall of the box sheet can be developed, and a lid with an open lower end And a cap sheet fitted into the upper part of the basement body and sealed with the box sheet.

In the unit structure of the prefabricated basement according to the third aspect of the present invention, at least the outer surface of the waterproof sheet and the outer frame band for sealing the basement body are further covered with a protective material.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below. FIG. 1 is a perspective view showing a process of attaching a panel to a skeleton structure in a unit structure of a prefabricated basement according to an embodiment of the present invention. FIG. 2 is a perspective view showing an installation process of a basement body sealed with a waterproof sheet. 3 is a perspective view showing a state in which a cap sheet on the upper side of the waterproof sheet in FIG. 2 is removed, FIG. 4 is an external perspective view showing a unit structure of a prefabricated basement, FIG. 5 is a longitudinal sectional view of FIG. 4, and FIG. Is a plan view partially cut away. In the figure, reference numeral 1 denotes a frame structure assembled at a factory. The frame structure 1 includes a flat rectangular frame-shaped upper steel frame 1a, a flat rectangular frame-shaped lower steel frame 1b, and a metal corner. It has a structure in which four pillars 1c composed of pipes are framed by welding or the like, and a metal reinforcing member 1d is attached to a corner of the frame by welding or the like.

Reference numeral 2 denotes a lower surface steel frame 1b of the frame structure 1.
The plurality of floor panels 3 fitted and fixed to the plurality of frames are fixed to the side frames formed by the upper steel frame 1a, the lower steel frame 1b, and the pillars 1c on the side surfaces of the frame structure 1. The side panels 4 are a single ceiling panel mounted and fixed to the upper surface steel frame 1a of the frame structure 1 via a ceiling foundation 5 (see FIG. 5), and these panels 2, 3, and 4 are each made of wood. It has become.

Here, the detailed structure of each of the panels 2, 3 and 4 will be described below. First, as shown in FIG. 5, the floor panel 2 has a plurality of small joists 2b integrated at appropriate intervals in a flat rectangular frame (horizontal frame) 2a, and a floor plate (plywood) is formed on the upper surface of the frame 2a. ) 2c is attached.

Next, as shown in detail in FIG. 6, the side panel 3 integrally partitions a front rectangular frame (vertical frame) 3a with an intermediate vertical bar 3e. On both sides, a plurality of cross rails 3b which are alternately arranged are integrated except for a cross rail 3f which is linearly arranged at a part thereof, and an exterior plate (plywood) 3c is attached to one surface of the frame 3a, and
It has a structure in which an interior board (plywood) 3d is attached to the opposite surface of the frame 3a. In the side panel 3 having such a configuration, the exterior plate 3c is attached to the frame 3a in advance, and the interior plate 3d is attached to the frame 3a after assembling a basement body to be described later or after installation on the site.

As shown in FIG. 5, the ceiling panel 4 also has a single-panel structure in which an outer plate 4c is attached to the upper surface of a flat rectangular frame 4a integrally having a plurality of joists 4b. An entrance 6 is provided in the ceiling panel 4, and a folding door 7 for stairs is attached to the entrance 6.

FIG. 7 is a diagram showing a connection between a steel frame and a wooden panel, and FIG. 8 is a diagram showing a connection between a steel column member and a wooden panel. In FIG. 7, reference numeral 8 denotes a side panel mounted integrally with the upper steel frame 1a by welding or the like. Angle pieces for 9
Are angle pieces for mounting the side panel integrally connected to the column member 1c by welding or the like.
9 has a nail hole. It should be noted that the angle piece for attaching the side panel and the angle piece for attaching the floor panel are integrally connected to the lower steel frame 1b as in the case of the upper steel frame 1a. In short, the frame structure 1 is provided with a plurality of panel mounting pieces each having a nail hole at appropriate locations.

Next, the attachment of the wooden panel to the frame structure 1 will be described in detail below. Multiple floor panels 2
Is nailed to an angle piece (not shown) of the lower steel frame 1b in a state where the lower steel frame 1b is fitted and laid in the lower steel frame 1b of the skeleton structure 1 and joined in the same plane. In this case, the frames 2a of the floor panels 2 which are joints between the floor panels 2 are also nailed.

In the plurality of side panels 3, the frame body 3a to which the exterior plate 3c is attached in advance and the interior plate 3d not yet attached are fitted and joined to the side steel frame portion of the frame structure 1. In this case, the side panel 3
The joints between the frame bodies 3a to be joined to each other are fixed with nails 10 as shown in FIGS. Thereafter, the interior plate 3d is attached to the frame 3a, and the frame 3a in this state is fixed to the angle pieces 8, 9 and the like by nails. The ceiling panel 4 is fitted into the upper steel frame 1a and nailed in the same manner.

As described above, the basement body 11 is assembled by assembling the frame structure 1 and attaching the floor panel 2, the side panel 3 and the ceiling panel 4 to the frame structure 1 in the factory. .

In the basement body 11, a stair 17 (FIG. 5)
And a door 7 at the entrance 6. The stairs 17 may be attached before the ceiling panel 4 is attached to the upper steel frame 1a.
The folding door 7 may be attached to the entrance 6 of the ceiling panel 4 in advance.

Next, as shown in FIG. 10, the entire outer surface of the basement body 11 assembled as described above is sealed with an inner waterproof sheet 13 'made of vinyl chloride resin or the like. After the heat insulating material 12 is attached, the basement body 11 is completely sealed by further covering the entire outer surface of the heat insulating material 12 with an outer waterproof sheet 13 processed with vinyl chloride resin or the like.

The waterproof sheets 13 'and 13 are shown in FIG.
As shown in FIG. 5, a box sheet 13 which has a bottomed shape with an open upper end and is fitted into a lower portion of the basement body 11.
A, a fastener (opening / closing means) 13a provided at a corner portion of the peripheral wall of the box sheet 13A so that the rising peripheral wall of the box sheet 13A can be developed outwardly in a planar shape, and a lid-like shape having an open lower end. The cap sheet 1 fitted into the upper part of the basement body 11 and electrodeposited and sealed all around the upper part of the box sheet 13A
3B. Here, the box sheet 13A
Has the fastener 13a at the corner of the peripheral wall as described above, so that the fastener 13a is opened, the peripheral wall of the box sheet 13A is developed, and the basement body 11 is placed thereon, and then the fastener 13a is removed. By closing, the work of sealing the basement body 1 with the waterproof sheets 13 ′ and 13 can be easily performed, and at the same time, the waterproof sheets 13 ′ and 13 can be prevented from being dulled.

As described above, the double waterproof sheets 13 ′ and 13, which completely seal the basement body 11, are attached to the outer frame band 14.
(See FIG. 4). The outer frame band 14 includes a pair of band members 14A and 14B each composed of a rigid frame which is divided into upper and lower portions. An outer flange 14a is provided at a lower end of the upper band member 14A and an upper end of the upper band member 14B. , 14b
Are bent, and these flanges 14a and 14b are bolted to each other. An outwardly bent piece 14c for attaching the anchor bolt 16 is formed at the lower end of the lower band member 14B.

Here, the outer surface of the inner waterproof sheet 13 ', the inner surface of the outer waterproof sheet 13 and the outer frame band 14
Is preferably further covered with a protective material (not shown) in order to prevent such cuts and breaks. in this case,
As the protective material, for example, a synthetic rubber sheet is attached to the waterproof sheets 13 ', 13 and the outer frame band 14, or the waterproof sheets 13', 13 and the outer frame band 14 are bandaged with the synthetic rubber sheet. Or a synthetic rubber material may be sprayed on the waterproof sheets 13 ′ and 13 and the outer frame band 14.

In this way, the basement body 11 assembled in the factory and completely sealed with the waterproof sheets 13 'and 13 is carried into the installation site and installed. In this case, a hole for basement construction is excavated at the installation site, and a concrete foundation (underground foundation) 15 is previously constructed in the excavation hole.

Then, the basement body 11 carried into the site
At the time of installation, the basement body 11 is lifted by a lifting machine such as a crane and lowered onto the concrete foundation 15.
The basement body 11 dropped on the concrete foundation 15
The outer frame band 14 is fixed to the concrete foundation 15 with the anchor bolts 16.

After the basement body 11 has been installed and fixed on the concrete foundation 15 in this way, only the portions corresponding to the entrance 6 in the heat insulating material 12 and the waterproof sheet 13 of the basement body 11 are opened, so as to be installed on site. Construction is completed.

In the above embodiment, the case where the frame structure 1 is made of steel and each of the panels 2, 3, and 4 is made of wood, but the frame structure 1 is made of a material other than steel, such as resin or wood. The panels 2, 3, and 4 may be made of a material other than wood, such as a resin plywood. Furthermore, the waterproof sheet 13 does not need to be double, and the number thereof is not specified.

[0028]

As described above, according to the first aspect of the present invention, each of the floor panel, the side panel, and the ceiling panel to be mounted on the skeleton structure framed by the metal or non-metal frame member is provided. Made of wood or synthetic resin, the number of welds is greatly reduced or eliminated compared to the conventional case where the frame structure is steel frame and each panel is a steel plate. As well as being able to assemble, the weight of the basement body can be reduced,
There is an effect that the workability can be improved, the construction period can be shortened, the cost can be reduced, etc., for example, the basement body can be easily carried into and installed on the site. In particular, after sealing the entire outer surface of the basement body with a waterproof sheet and attaching a heat insulating material thereto, the surface of the heat insulating material is further covered with a waterproof sheet to completely completely seal the basement body, thereby completely sealing the basement body. Since it is carried into the site and installed in a sealed state, there is an effect that dust and the like do not enter the room of the basement main body during the carrying-in and installation process, thereby causing contamination. In addition, when installing the basement body on site, the outer frame band that is fastened and fixed to the basement body from the upper outside of the waterproof sheet is fixed to the underground foundation with anchor bolts, which is a cumbersome special method for installing and fixing the basement body It is not necessary to adopt and the installation and fixing can be performed easily and reliably.
The installation and fixation has the effect that the lift of the basement body can be reliably prevented. In addition, after installation of the basement body, by opening a portion corresponding to the entrance of the basement body in the heat insulating material and the waterproof sheet, there is an effect that the entrance of the basement body can be easily opened. Furthermore, as described above, the waterproof sheet has a dustproof function at the time of carrying in and installing the basement body as described above, and also has a waterproof function after the basement body is installed. effective.

According to the second aspect of the present invention, the side panel is formed by the rectangular frame, the exterior plate attached to one surface of the frame, and the interior plate attached to the opposite surface of the frame. As a result, the side panels have a hollow structure to provide sufficient strength, and the plurality of side panels are fitted and fixed to the frame structure, so that the basement main body having the peripheral side walls has the soil after installation. Since sufficient strength against pressure can be obtained, there is an effect that sufficient durability and earthquake resistance can be satisfied. Further, the side panel is attached to a frame structure in a state in which an exterior plate is previously attached to one surface of the frame, and an interior plate is not yet attached to the opposite surface of the frame, and after the basement body is assembled or installed, Since the interior panel is configured to be attached to the opposite surface of the frame, it is possible to select and install the interior panel according to the purpose of the basement, and there is an effect that the inner wall surface of the basement body can be any interior surface . Further, a box sheet having a bottomed shape having an open upper end and fitted into a lower portion of the basement body, and a cap sheet having a lower end opened and fitted into the upper portion of the basement body having a lid shape and sealed with the box sheet. Since the waterproof sheet is constituted by the above, there is an effect that the basement main body can be easily sealed by the waterproof sheet.

According to the third aspect of the present invention, at least the outer surface of the waterproof sheet and the outer frame band for sealing the basement body are further covered with the protective material, so that the waterproof sheet is prevented from being cut or broken. There is an effect that can be.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a process of attaching a panel to a frame structure in a unit structure of a prefabricated basement according to an embodiment of the present invention.

FIG. 2 is a perspective view showing an installation process of a basement body sealed with a waterproof sheet.

FIG. 3 is a perspective view showing a state in which a cap sheet on the upper side of the waterproof sheet in FIG. 2 is removed.

FIG. 4 is an external perspective view showing a unit structure of a prefabricated basement.

FIG. 5 is a longitudinal sectional view of FIG.

FIG. 6 is a plan view showing a wall panel partially cut away.

FIG. 7 is a diagram illustrating a connection between a steel frame and a wooden panel.

FIG. 8 is a diagram illustrating a connection between a steel column material and a wooden panel.

FIG. 9 is a plan view showing a tightened portion of the waterproof sheet in the basement body.

FIG. 10 is a cross-sectional plan view of the basement main body.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Frame structure 2 Floor panel 3 Side panel 4 Ceiling panel 6 Doorway 11 Basement body 13 Waterproof sheet 13A Box sheet 13B Cap sheet 14 Outer frame band 15 Concrete foundation (underground foundation) 16 Anchor bolt

Claims (3)

[Claims] 1. A basement body having an entrance by assembling a wooden or synthetic resin floor panel, a side panel, and a ceiling panel to a framed structure framed by a metal or nonmetal frame member. The entire outer surface of the basement body is sealed with a waterproof sheet, a heat insulating material is attached thereto, and the basement body is further sealed with a waterproof sheet via the heat insulating material. After fastening the outer frame hand to the underground foundation with anchor bolts by tightening and fixing to the basement body with a band, only the portion of the waterproof sheet and the heat insulating material corresponding to the entrance of the basement body is drilled. The unit structure of the prefabricated basement. 2. A side panel comprising a rectangular frame, an exterior plate previously attached to one surface of the frame, and an interior plate attached to an opposite surface of the frame after assembling or installing the basement body. A waterproof sheet, a box sheet fitted into the lower part of the basement body in a bottomed shape having an open upper end, and an opening / closing means provided on the peripheral wall so that the peripheral wall of the box sheet can be deployed, 2. A unit structure for a prefabricated basement according to claim 1, wherein the unit comprises a cap sheet which is open at the lower end, has a closed shape, is fitted into the upper part of the basement body, and is sealed with the box sheet. 3. The unit structure of a prefabricated basement according to claim 1, wherein at least the outer surface of the waterproof sheet and the outer frame band for sealing the basement body are further covered with a protective material.