JP2001055806A - Floor panel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a floor panel having a simple structure and high rigidity by directly joining mutual end parts of respective floor joists constituting the four sides of a floor frame of a frame shape, and projecting an installing plate sideways from the floor frame. SOLUTION: In a floor frame 6, end parts of long size floor joists 7 composed of U-shaped cross-sectional channel steel are inserted into grooves of end parts of short size floor joists 8 composed of U-shaped cross-sectional channel steel, and mutual these end parts are superposed so that the mutual end parts are directly joined in a square frame shape by welding. Plural horizontal sash bar materials 11 are extended at proper intervals between the long size floor joists 7 of the floor frame 6. A connecting metal fitting formed in a plate shape out of an almost triangular reinforcing plate and a square installing plate 52 projecting sideways from the short size floor joists 8, is fixed to under surfaces of the respective corners of the floor frame 6 to thereby enhance rigidity of the floor frame, and since the installing plate projects sideways from the floor frame, installation of a floor panel is not hindered.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floor panel of a building, and more particularly to a floor panel used in a room box in which a ceiling, a floor, and a wall are integrally combined in advance.

[0002]

2. Description of the Related Art In recent years, in building a building, a plurality of box-shaped room boxes have been manufactured in a factory or the like that has been equipped in advance in order to shorten the construction period by reducing on-site work and realize uniform construction. A construction method in which these room boxes are combined on site to complete a building is employed.

[0003] Some room boxes of this type combine a ceiling panel, a floor panel and a wall panel. Most floor panels have a structure in which a floor plate is attached to a frame-shaped floor frame provided with braces.

[0004]

However, in the case of a floor panel with a conventional brace, the structure is complicated, the production efficiency is poor, and the production cost is increased.

Further, the floor frame of the floor panel is formed by joining the ends of the joists constituting the four sides of the floor frame to each other via a mounting plate having bolt holes in a state of being separated from each other. By the bolt inserted in the hole,
Although it is designed to be attached to foundations and structural materials, if the ends between the joists are separated in this way, the rigidity of the floor frame tends to be low and deformation tends to occur. Was.

An object of the present invention is to provide a floor panel which has a simple structure and high rigidity by solving the above-mentioned problems.

[0007]

In order to solve the above-mentioned problems, a floor panel according to the present invention is constructed by directly joining the ends of the joists constituting the four sides of a frame-shaped floor frame. The mounting plate is protruded toward the side.

In each corner of the floor frame, a reinforcing plate is provided extending between the joists orthogonal to each other, and a mounting plate is formed integrally with the reinforcing plate.

Furthermore, the ends of the joists are joined by welding. Then, a face material is attached to the floor frame to form a stress skin panel.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A room box (1) according to an embodiment of the present invention is manufactured in a factory equipped with facilities in advance, and has a box shape by combining a ceiling, a floor and a wall. Formed.

FIG. 1 shows a floor panel (5) constituting a floor portion of a room box (1).
By attaching a floor board (10) made of particle board or high-density wood cement board to the upper surface of the floor frame (6) with a screw or an adhesive and a screw, the horizontal brace is borne by the floor board (10). It is a stress skin panel that has been abolished.

The floor frame (6) is composed of a pair of long joists (7) and (7) made of U-shaped channel steel and a pair of short joists made of U-shaped channel steel. (8) and (8) are joined in a rectangular frame shape such that their grooves face inward each other. In joining the joists (7), (7), (8) and (8), as shown in FIG. 2, the ends of the long joists (7) and (7) are connected to the ends of the short joists (8) and (8). The ends are overlapped by being inserted into the groove of the section, and in this state, the ends are directly joined by welding (9).

Between the long joists (7) and (7) of the floor frame (6), a number of cross beams made of a plurality of U-shaped cross-section channel steels are provided.
(11) (11) ... are provided at appropriate intervals.

On the lower surface of each corner of the floor frame (6), as shown in FIGS. 2 and 3, connecting fittings (50) are fixed by welding. Connection metal fittings (50)
Is a substantially triangular reinforcing plate (51) extending between the ends of the long joist (7) and the short joist (8) which are orthogonal to each other, and the short joist (8) formed integrally with the reinforcing plate (51). ) And a rectangular mounting plate (52) protruding laterally from the plate. The mounting plate (52) has a bolt (53) projecting upward and a bolt hole (54) formed therein.

The configuration of the connecting fitting is not limited to the above-mentioned one. For example, the reinforcing plate (51) and the mounting plate (52) are separated, or the short joist (8) and the long joist are used. A mounting plate projecting laterally from both joists (7) may be formed integrally with the reinforcing plate (51). Furthermore, the number of bolts (53) and bolt holes (54) of the mounting plate (52) is also set appropriately.

FIG. 4 shows a wall panel (15) constituting the outer peripheral wall. This wall panel (15) is basically composed of a pair of left and right vertical frame members (16) and (16) and an upper chord member. A frame member (19) composed of (17) and a lower chord member (18) is a constituent element, and a face member (20) of an outer wall is previously attached to the outside thereof. Frame (1
In 9), vertical and horizontal beams are installed as necessary. When an opening of a window is located, a window sash, a door frame, and the like are attached in advance.

FIG. 5 shows a wall panel (2) forming a partition wall.
1) basically shows a pair of left and right vertical frame members (22) and (22), and upper and lower chord members (23) and (22), like the outer wall panel (15).
(24). Of course, in the frame frame (25), a vertical beam, a horizontal beam, and the like are provided as necessary.

FIG. 6 shows a ceiling panel (2
6), and this ceiling panel (26)
By attaching a ceiling board (29) in which particle board and gypsum board are superimposed on the lower surface of (27) with screws or an adhesive and a screw, the horizontal brace is borne by the ceiling board (29) to bear the horizontal force. It is a stress skin panel that has been abolished.

The ceiling frame (27) has a pair of long joists (30) and (30) made of C-shaped channel steel and a pair of short joists (31) also made of C-shaped channel steel. ) (31), with their grooves facing inward to each other, connecting metal fittings (32)
(32) ... to form a rectangular frame. And between the long joists (30) and (30) of this ceiling frame (27), a plurality of C
A large number of cross beams (33) (33) made of channel steel having a mold cross section are provided at appropriate intervals.

The joist of the short shank (31) (3) of the ceiling frame (27)
1) On the outer surface, a downward L-shaped joining plate (40) (40) ...
It is attached so that the horizontal piece (41) at the upper end portion protrudes outward, and a bolt (42) is protruded from the lower surface of the horizontal piece (41).

FIG. 9 et seq. Show the process of assembling the room box according to the present invention. As shown in FIG.
(5) is installed and the wall panels (15) (2)
1) is erected around it. FIG. 7 shows the outer wall panel (15).
The details of the joint between the lower end and the floor panel (5) are shown, and the bolts (53) of the mounting plate (52) on the floor panel (5) side are attached to the lower chord material (18) of the frame frame (19). Through the frame frame
The lower end of the wall panel (15) and the outer periphery of the floor panel (5) are joined by mounting the (19) on the mounting plate (52) and tightening and fixing the nut (35). Partition wall panel (21)
Are similarly joined.

As shown in FIG. 9, some of the wall panels (15)
Is a load-bearing wall panel in which an X-shaped brace (34) is arranged in a frame frame (19), and a wall panel (2
Along with 1), by designing the bearing wall panels to be applied to the key points of the completed building, it will have a horizontal force supporting force.

After attaching the wall panels (15) and (21) to the floor panel (5) as described above, as shown in FIG. 10, the ceiling panel (26) is located between the upper ends of the wall panels (15) and (21). ) And fix it. FIG. 8 shows details of the joint between the ceiling panel (26) and the upper end of the wall panel (15) of the outer wall. Ceiling frame (27) Bolts (42) projecting downward from the joining plate (40) on the outer surface
The horizontal piece (41) on the upper chord (17) so that the nut is inserted through the upper chord (17).
Tighten (36) and join. The same applies to the connection with the partition wall panel (21).

In this embodiment, in FIG. 10, the wall body has a plurality of outer wall wall panels (15) on one of the long sides.
Constitute a U-shaped wall in which a single wall panel (21) of a partitioning portion is opposed to both short sides, and no wall is provided on the other side on the long side, and the wall is open. ing.

As described above, the floor panel (5), the wall panels (15) (21) and the ceiling panel (26) are joined together and assembled to form a basic framework of the room box (1). But
At that time, as shown in FIG. 11, a temporary pillar (37) and a staff (38) are placed on the open portion where the wall panels (15) and (21) are not provided.
Install between the frames (6) and (27) of the floor panel (5) and the ceiling panel (26), and reinforce the room box (1) so that it is not deformed until it is carried into the site and installed. deep.
That is, the brace (38) and the temporary pillar (37) are removed at an appropriate timing after being installed on the site.

Next, as shown in FIG. 12, a base frame (60) (60)... For the inner wall is attached to the inside of the frame assembly (19) of the outer wall. Is also mounted in the box, and the surface of these base frames (60) (61) is
As shown by 3, an inner wall base plate (62) is attached.

Further, in the box (1), equipment (63) such as a kitchen counter is incorporated as shown in FIG. 14 to complete the room box (1), and as shown in FIG. It is transported to the site.

In the above example, the U-shaped walls are arranged. However, the wall panels (15) and (21) having the framed frames (19) and (25) on two sides facing each other are shown. Is placed in principle, and as long as it is within the range of this principle, it can be self-sustaining as a box. In addition to the combination of the outer wall and the partition wall, there is a combination of the wall only, the outer wall only, the partition wall shaft and the partition wall only.

Then, as shown in FIG.
First, the room box (1) on the first floor is lifted and placed on the foundation (45). At the time of this installation, as shown in FIG. 7, the anchor bolts (44) (44) of the foundation (45) are connected to the shaft frame.
(19) Bolt holes (47) of (25), and bolt holes (48) (54) that are matched by overlapping the shaft frame (19) (25) with the mounting plate (52) on the floor frame (6) side. The room box (1) is fixed to the foundation (45) by screwing and tightening nuts (49) (49) from above.

In this installation state, the room boxes (1) (1) adjacent to each other in the horizontal direction are connected with the vertical frame members (16) (22) of the adjacent wall panels (15) (21). Horizontal spelling bolt (4
In step 6), they are spelled and joined together.

When the construction of the room box (1) on the first floor is completed, as shown in FIG. 17 and FIG.
Attach (3) and join with each frame (19) (25)
A room box (1) on the second floor is installed on the structural beam (3), and their respective axis frames (19) (25) are fixed to the beam (3). Further, a hut beam (4) is constructed on the top of the room box (2) on the top floor to complete a box-type building.

[0032]

As is apparent from the above description, in the floor panel of the present invention, since the ends of the joists constituting the floor frame are directly joined by welding or the like, the ends of the joists are separated from each other. The rigidity of the floor frame can be increased as compared to the conventional floor panel that is in a sunk state, and the mounting plate projects sideways from the floor frame, which hinders the mounting of the floor panel. Never come.

Further, since the reinforcing plate is provided across the joists, the rigidity of the floor frame can be further increased, and the number of parts can be reduced because the mounting plate is formed integrally with the reinforcing plate. It can be reduced and the structure can be simplified.

Further, the floor panel is made of a stress skin panel having a braceless structure, so that the structure can be further simplified, and a decrease in manufacturing efficiency and an increase in manufacturing cost can be suppressed.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a floor panel of a room box according to an embodiment of the present invention.

FIG. 2 is an exploded perspective view of a connecting metal part of the floor frame.

FIG. 3 is also a plan view of the short joist side.

FIG. 4 is an exploded perspective view of a wall panel of the outer wall.

FIG. 5 is a perspective view of a wall panel of the partition.

FIG. 6 is an exploded perspective view of the ceiling panel.

FIG. 7 is a perspective view of a main part showing a detailed structure of a lower end portion of the room box when the room box is installed on a foundation.

FIG. 8 is a perspective view of a main part showing details of a joint between an upper end of a wall panel and a ceiling panel.

FIG. 9 is a perspective view showing how a wall panel is attached to a floor panel.

FIG. 10 is a perspective view showing how a ceiling panel is attached to a wall panel.

FIG. 11 is a perspective view showing a state where a temporary column and a direction stick are attached to a room box.

FIG. 12 is a perspective view of the room box showing a state after the inner wall frame is attached.

FIG. 13 is a perspective view showing a state of attachment of the inner wall base plate to the inner wall frame.

FIG. 14 is a perspective view of a room box after installation of equipment.

FIG. 15 is a perspective view of a state where the completed room box is loaded on a transport vehicle.

FIG. 16 is a perspective view showing a situation where the room box is installed on a foundation.

FIG. 17 is a perspective view showing how a hut beam is mounted on a room box on the second floor.

FIG. 18 is a schematic view showing an elevation structure of a box-type building.

[Explanation of symbols]

 (5) Floor panel (6) Floor frame (7) Long joist (8) Short joist (10) Floor board (51) Reinforcement plate (52) Mounting plate

Claims (5)

[Claims] 1. A floor panel wherein ends of respective joists constituting four sides of a frame-shaped floor frame are directly joined to each other, and a mounting plate is protruded laterally from the floor frame. 2. The floor panel according to claim 1, wherein a reinforcing plate is provided at each corner of the floor frame so as to extend between joists orthogonal to each other. 3. The floor panel according to claim 1, wherein the mounting plate is formed integrally with the reinforcing plate. 4. The floor panel according to claim 1, wherein ends of the joists are joined by welding. 5. The floor panel according to claim 1, wherein a face material is attached to the floor frame to form a stress skin panel.