JPH10245921A - Floor structure and wooden floor board in building constructed by steel framework - Google Patents

Abstract

PROBLEM TO BE SOLVED: To shorten the execution period of construction work by the method wherein square woods are connected to each other through fitting of a tongue and a recessed groove, arranged in a collected manner, and tightened by passing through connection bolts, and formed in a board. SOLUTION: Square woods 1 are connected to each other by fitting a tongue 10 to a recessed groove 11, arranged in parallel, connection bolts 2 are inserted in bolt insertion holes 12, and tightened by washer plates and nuts so as to be connected in a floor board. A floor board A to be assembled is loaded on beams 5, 5 of steel framework, screws are driven from the beam 5 so as to be directly connected to the beam 5, or a bracket is abutted on the beam 5, the bracket is tightened to the floor board A by screws, and connected integratedly with the beams 5, 5 for assembly. The execution to the steel framework is only to stretch and connect the pre-fabricated wooden floor board to the beam, and the execution period of a floor structure can be shortened.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floor structure constructed and installed on a steel frame in a building constructed with a steel frame, and a wooden floor panel used for the floor structure.

[0002]

2. Description of the Related Art Conventionally, a floor structure in a building constructed by a steel frame assembly method has conventionally been constructed as a concrete slab by assembling a temporary frame on a beam of a framed structure and driving concrete into the frame. Means of installation are taken.

[0003]

A concrete slab to be installed and installed in a building constructed with the above-mentioned conventional steel frame requires the work of forming a temporary frame for driving concrete on a beam. , In addition, work to arrange the reinforcing steel in the temporary frame, and then poured concrete,
In addition, since the work for removing the temporary frame is performed after the solidification of the work, there is a problem that the construction period is long, the work is troublesome, and the cost is increased.

SUMMARY OF THE INVENTION The present invention has been made to solve the problem of the floor structure in a building using a conventional steel frame, and is intended to reduce the floor structure in a building using the steel frame in a short construction period. Another object of the present invention is to provide a new means that can be constructed and installed at a low cost with a small construction labor.

[0005]

Means for Solving the Problems In the present invention, as means for achieving the above-mentioned object, there is provided a main plate 10 in which rectangular lumber 1 is formed on the left and right side surfaces thereof. By fitting with the concave grooves 11, they are connected to each other in a side-by-side manner, and they are assembled side by side, and are tied by connecting bolts 2, which also serve as reinforcing bars penetrating in the left and right directions, and are formed into a plate-shaped steel frame. A wooden floorboard used for a building to be connected to a building, and a square wood-like wood 1 is connected to each other by fitting a main rail 10 for forming left and right side surfaces thereof with a groove 11. Connection bolts 2 that also serve as reinforcing bars that penetrate them left and right
To form a board-shaped wooden floorboard A, which is bridged between the beams 5 of the steel framed structure, and integrally connected to the beams 5 by screw screws 80. The present invention proposes a floor structure in a building constructed with a steel frame structure.

[0006]

BEST MODE FOR CARRYING OUT THE INVENTION The floor structure of a building constructed by a steel frame according to the present invention is basically formed by arranging timber in parallel to form a board-like wooden floor, which is formed of a steel frame structure. It is constructed by bridging over the beam of the body and integrally connecting it to the beam with a screw screw, but it is used for the pillars and beams of the wooden house for the wood to be assembled in parallel to form the wooden floorboard Using a material with a width and thickness close to that of a square timber, and tightening these pieces of wood assembled in parallel with a connecting bolt as a reinforcing bar to form a wooden floorboard, which is used as a steel framed beam By crossing over and assembling with the beam integrally with the screw, it becomes a structural member of the frame when performing the assembling work, so as to configure the floor structure that strengthens the structure of the frame To

In the case of using a single wooden structure for forming a wooden floorboard by paralleling and assembling, a wooden material obtained by forming a large number of short materials by laminating and crimping them together to form a laminated material is used. .

[0008] These woods are subjected to planar processing and finished into a rectangular shape having a predetermined width and thickness, and at the left and right side surfaces in the width direction, on one side, a hook is formed.
On the other side, a concave groove into which the hook is fitted is formed, and a bolt insertion hole penetrating from one side surface to the other side surface is formed in a predetermined portion in the longitudinal direction.

[0009] The square-shaped wood pieces having been subjected to the planar processing and the main knurling are sequentially arranged in the width direction while the main knurls are fitted, and a connecting bolt is inserted into a bolt insertion hole, and a nut is used. By tightening, they are integrally connected and formed into a wooden floorboard.

[0010] At this time, the connecting bolts for connecting and tightening the parallel timbers serve as reinforcing bars provided in the molded floor panel, and have a diameter and strength similar to those of the reinforcing bars provided in the concrete slab. Using a material, insert it into the floor panel at a predetermined interval in the longitudinal direction of the floor panel to be assembled and tighten it.

The wooden floor panel assembled in this manner is further provided with a pair of timbers in which braces made of steel strip are abutted or crossed on both upper and lower surfaces thereof and fastened in parallel by fastening with screws. May be connected together.

[0012] The wooden floorboard thus formed is mounted on a beam of a structure framed with steel frames, and the beam is directly fastened to the beam with a screw bolt or a bracket is abutted on the beam. By fastening it with a screw bolt, it is integrally assembled to the framed structure, so that the wooden floor panel has a floor structure that strengthens the framed structure.

[0013] The wooden floor panel constructed and installed on this frame is subjected to the usual construction of flooring on the upper surface thereof.

[0014]

Next, an embodiment will be described in detail with reference to the drawings. FIG.
1 is a perspective view of a wooden floor panel A according to the present invention, in which a part of the wooden floor panel A is partially broken in the process of assembling. Is a groove formed on the other side of the wood 1. 12 is a wood 1
.., The bolt insertion holes 12 are formed in the bolt insertion holes 12.
Shows the connecting bolts inserted through.

In this example, the wood 1 is a cedar square having a width d of about 40 mm, a thickness h of about 60 mm, and a length of about 4 m. A book pin 10 having a vertical thickness of about 14 mm is formed along the longitudinal direction on one of the left and right side faces, and the vertical face of the book pin 10 is fitted on the other side face. A groove 11 having a width of about 15 mm is formed along the longitudinal direction, and a bolt insertion hole 12 penetrating left and right is provided.
Are established at predetermined intervals in the longitudinal direction.

The thus-formed prism-shaped wood 1 is
The hooks 10 formed on one of the left and right sides and the concave grooves 11 of the wood 1 adjacent to each other are arranged side by side while being fitted to each other. 2 are inserted and tightened by the seat plate 20 and the nuts 21 to connect the woods 1 arranged in parallel as shown in FIG.

At this time, when the lengths of the connecting bolts 2 become short by sequentially connecting the wooden structures 1... In parallel, as shown in FIG.・ Add 2 together.

In this manner, the board-like body assembled by parallelly gathering the rectangular wood pieces 1 and connecting them together is further provided with braces 3 made of strip steel on both upper and lower surfaces or on one side thereof. 4 are abutted crosswise in plan view as shown in FIG. 4 or are abutted so as to cross right and left as shown in FIG. 5 and are fastened to the respective woods 1... .

At this time, the brace 3 abutted in a cross shape
As shown in FIG. 6, the cross-over portion 3 is formed by forming a channel-shaped bent portion 31 on the brace 3 located on the lower surface side, and this channel-shaped bent portion is formed. A groove 32 into which the portion 31 is fitted is formed on the upper surface side of the wood 1 so that the fastening with the screw 30 in the overlapping portion and the fastening with the screw 30 in the adjacent portion are performed tightly.

4 are provided at both ends of the braces 3.
As shown in the above section, connecting metal fittings 4 are provided respectively, and these are connected to connecting brackets 6 provided on the beam 5 of the steel frame. By the rotation of the connection screw 60,
The braces 3 are brought into close contact with the woods 1 arranged in parallel, and the woods 1 are tied up so that the floor panel A to be assembled is made strong.

The floor panel A assembled in this manner is mounted on the steel framed beams 5 as shown in FIG. 3 described above, and as shown in FIG. 9, the brackets 81 are directly connected to the beams 5 by screwing the screws 80, or as shown in FIG. 9, the brackets 81 are brought into contact with the beams 5, and the brackets 81 are fastened to the floor A by the screw screws 80. Assembling work is performed by integrally connecting 5.5.

The floor board A thus assembled
Became a member of the steel frame,
The floor structure that strengthens the steel frame is to be constructed, and the upper surface of the floor panel A that has completed this assembly work is:
Construction work of the flooring is performed as usual.

[0023]

As described above, the floor structure in the building constructed by the steel frame according to the present invention is composed of the main fence 10 and the concave groove 11 in which the rectangular lumbers 1 are formed on their side surfaces. By fitting, the wooden floorboard A is formed by connecting the left and right parallel to each other in a connected state and binding them with connecting bolts 2... Which also serve as reinforcing bars penetrating left and right. Since the structure is constructed by bridging between the beams 5 of the structure and being integrally connected to the beams 5 by screw screws 80, the construction for the steel frame is pre-assembled. The wooden floorboard A was replaced with beams 5.5
Since it is only necessary to connect the bridge to the floor, the construction period of the floor structure can be significantly reduced.

The wooden floorboard A, which is the main component of the floor structure,
Since the timbers in the form of squares are gathered in parallel through the main pin 10 and the concave groove 11 and tightly connected by the connecting bolts 2..., They can be manufactured inexpensively, so that the overall cost of the floor structure can be significantly reduced. become.

[Brief description of the drawings]

FIG. 1 is a partially cutaway perspective view of a main part of a wooden floor panel according to the present invention during assembly.

FIG. 2 is a front view of the same wooden floor panel.

FIG. 3 is a perspective view of the wooden floorboard.

FIG. 4 is a plan view of the wooden floorboard.

FIG. 5 is a perspective view of another embodiment of the same wooden floor board.

FIG. 6 is a perspective view of a part in the process of assembling the brace of the wooden floorboard.

FIG. 7 is a plan view of a connection fitting and a connection bracket provided at an end of a brace to be assembled to the wooden floorboard.

FIG. 8 is a side view of a portion connecting the wooden floorboard to the beam of the steel frame.

FIG. 9 is a side view of another embodiment of the connecting portion.

[Explanation of symbols]

A: wooden floor panel, 1: wood, 10: horn, 11: groove,
12 insertion hole, 2 connection bolt, 20 seat plate, 21 nut, 22 connection screw, 3 brace, 30 screw, 3
DESCRIPTION OF SYMBOLS 1 ... Bending part, 32 ... Concave groove, 4 ... Connection metal fitting, 40 ... Connection screw, 5 ... Beam, 6 ... Bracket, 60 ... Connection screw, 80 ...
Screw screw, 81 ... Bracket.

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[Procedure amendment]

[Submission date] April 21, 1997

[Procedure amendment 1]

[Document name to be amended] Drawing

[Correction target item name] Fig. 6

[Correction method] Change

[Correction contents]

FIG. 6

Claims (3)

[Claims] 1. Timbers 1 in the form of squares are assembled side by side in a mutually connected state by fitting a main plate 10 formed on the left and right side surfaces thereof and a concave groove 11.
A wooden floorboard used for a building constructed by a steel framed structure formed by binding them with connecting bolts 2 serving as reinforcing bars penetrating right and left and forming a board shape. 2. Timbers 1 in the form of squares are assembled side by side in a left and right state by being connected to each other by fitting a main pin 10 formed on the left and right side surfaces thereof and a concave groove 11.
They are tightened by connecting bolts 2 which also serve as reinforcing bars penetrating right and left to form a board-shaped wooden floorboard A, which is bridged between the beams 5 of the steel framed structure, and screwed. A floor structure in a building constructed by a steel frame which is integrally connected to the beams 5 by 80. 3. A brace 3 made of steel strip is abutted on the outer surface of the wooden floorboard A in a crosswise or crosswise manner and fastened to each piece of wood 1 by means of a screw 30. A floor structure in a building constructed with the steel frame according to claim 2.