JPH08284268A - Reinforcing structure for house - Google Patents

Abstract

PURPOSE: To sufficiently reinforce a connecting part of a wooden material for a house. CONSTITUTION: First metal fittings 10, 15, 20, 30 are put between at least a pair of wooden materials 2-5, and second metal fittings 25, 35 are put from opposite sides of the first metal fittings 10, 15, 20, 30 with the wooden materials 2-5 as their center. A fastening tool 40 is made to work by passing it through a through hole and both of insertion holes formed on the wooden materials 2-5, and a connecting part 8 between the Wooden materials such as a base 2, a support 3, a girder 4 and a beam 5 is reinforced in a state of clamping it by a pair of the metal fittings 10, 15, 20, 30, 25, 35.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention is applicable to, for example, foundations, pillars,
The present invention relates to a reinforcing structure for a house, which is provided to reinforce a joint portion of a wooden material for a house such as a girder and a beam.

[0002]

2. Description of the Related Art Conventionally, as a reinforcing structure for a house, braces are diagonally crossed between columns to be attached, or a pair of wooden materials are used to drive a braces.

[0003]

However, according to the above-mentioned conventional reinforcing structure, it is not sufficient for vertical pitching of an earthquake or horizontal rolling in front, rear, left and right, and a further reinforcing structure is desired.

An object of the present invention is to provide a house reinforcing structure capable of more sufficiently reinforcing the joint portion of the wooden material for house.

[0005]

In order to achieve the above object, the present invention is a reinforcing structure for a house provided at a joint portion of a wooden material for a house such as a foundation, a pillar, a girder and a beam, and at least a pair of the wooden materials. A first metal fitting that is applied between and has a plurality of first insertion holes, and a second metal fitting that is applied from the side opposite to the first metal fitting and has a second insertion hole with a wood material inside. It is composed of a metal fitting and a plurality of fasteners that are acted through the through hole and both insertion holes formed in the wood material.

[0006]

According to the structure of the present invention described above, the first metal fitting is applied between at least a pair of wood materials, and the second metal fitting is applied from the side opposite to the first metal fitting with the wood material inside. After that, by operating the fastener through the through hole and both insertion holes formed in the wood material, the joint part between the wood materials such as the base, the pillar, the girder, and the beam is reinforced while being sandwiched by the pair of metal fittings. obtain.

[0007]

An embodiment of the present invention will be described below with reference to the drawings. 1 and 2, the skeleton body 1 for a house is configured by connecting a base 2, a pillar 3, a girder 4, a beam 5 and the like based on a design drawing. These 2 to 5 make up a wooden material for a house, and each joint portion 8 is provided with a reinforcing structure for a house. Although not shown in the drawing, the coupling of each coupling portion 8 is performed by a conventional fitting type coupling or the like.

The reinforcing structure for a house includes a group of wooden materials such as a base 2 hidden under the floor, a pillar 3 whose outer surface is hidden by a wall, a girder 4 hidden under the ceiling or under the second floor, and a beam 5 hidden under the ceiling or under the second floor. Among them, a first metal fitting which is applied between at least a pair of wood materials and has a plurality of first insertion holes, and a second metal fitting which is applied from the side opposite to the first metal fitting with the wood material inside. It is configured by a second metal fitting having a hole formed therein, and a plurality of fasteners that are acted through the through hole and both insertion holes formed in the wood material.

FIG. 3 shows a cross plate 10 mainly used as a first metal fitting, and the cross plate 10 extends from each edge of the central rectangular portion 11 in four directions and has a large set dimension L. _One elongated portion 12 is integrally formed. Then, in each elongated portion 12, there are provided a round hole (first insertion through) at a position where the free end small dimension M ₂ is placed and at two positions at a predetermined pitch P from this position, that is, a total of three positions. Hole 13 is formed.

FIG. 4 shows a T-shaped plate 15 mainly used as the first metal fitting. The T-shaped plate 15 is set to have a large size set in a state of extending from the three edges of the central rectangular portion 16. An elongated portion 17 of L ₁ is integrally formed. And in each elongated part 17,
Round holes (first insertion holes) 18 centered on the position where the free end small dimension M ₂ is placed and at two positions with a predetermined pitch P from this position, that is, three positions in total are formed.

FIG. 5 shows an L-shaped plate body 20 which is mainly used as a first metal fitting. The L-shaped plate body 20 is set so as to extend from two adjacent edges of a central rectangular portion 21. An elongated portion 22 having a large dimension L ₁ is integrally formed. And each long part 2
2, a circular hole (first insertion hole) 23 is formed at a position where the small size M ₂ of the free end is placed and at two positions at a predetermined pitch P from this position, that is, three positions in total. Has been done.

FIG. 6 shows an I-shaped plate body 25 mainly used as a second metal fitting, and the I-shaped plate body 25 is formed such that the entire length thereof is a set small dimension L ₂ . A round hole (second insertion hole) is centered at two positions where the free end small dimension M ₂ is placed from both free ends and a common position where a predetermined pitch P is placed from these positions, that is, a total of three positions. 26 are formed.

FIG. 7 shows a long bent plate body 30 mainly used as a first metal fitting. The long bent plate body 30 is
It is formed by a pair of long portions 31 which are bent at a right angle with a long dimension L ₃ with the center portion as a fold line. Then, in each long portion 31, there are a position where the large size M ₁ of the free end is placed and two positions at a predetermined pitch P from this position, that is, three positions in total.
A round hole (first insertion hole) 32 centering on that position is formed.

FIG. 8 shows a short bent plate member 35 mainly used as a second metal fitting, and this short bent plate member 35 is
It is formed by a pair of short portions 36 bent at a right angle with a short dimension L ₄ with the center portion as a broken line. Then, in one of the short portions 36, there are a round hole centered at a position where the large size M ₁ of the free end is placed and two positions at a predetermined pitch P from this position, that is, three positions in total (second position). An insertion hole) 37 is formed. The other short portion 36 has a large free end dimension M.
_The position where ₁ is placed and two positions at a predetermined pitch P apart from this position are centered on the inside arc, and the position where the free end small dimension M ₂ is placed and two positions at a predetermined pitch P apart from this position are outside. An elongated hole (second insertion hole) 38 having an arc center is formed.

A fastener 40 is shown in FIG.
Is a pair of insertion holes (13, 18, 2) communicating with both ends of the through hole 6 formed in the wood material (2 to 5).
3, 26, 32, 37, 38) and is constituted by bolts 41, nuts 42, and the like.

In the following, the state of reinforcement by the house reinforcement structure for each joint 8 in the above embodiment will be described. In addition, in each joint part 8 of the wooden material for houses (2-5),
As will be described later, at a position where the fastener 40 can be suitably operated,
A through hole 6 is formed in each.

1, FIG. 2, FIG. 9, and FIG. 10, a pair of girders 4 are coupled to both side surfaces of an intermediate column 3, and a beam 5 is coupled to an inner side surface of the column 8. A cross plate 10 is applied from 3 to the outer surface of both girders 4.
Also, the upper elongated portion 12 of the cross plate 10 and the left and right elongated portions
The I-shaped plate 25 is applied to the inner surface of the pillar 3 or both girders 4 in a vertical or horizontal direction so as to face the column 12, and further faces the lower elongated portion 12 of the cross plate 10 to the inner surface of the column 3. The other short portion 36 of the short bent plate body 35 is applied to. In this state, between the through hole 6 and the round hole and the long hole in the communicating state, that is, 13,
After the bolt 41 is passed through between 26 and between 13 and 38, the nut 42 is screwed, that is, the fastener 40 is acted, so that the reinforcement at the joint portion 8 between the column 3 and both girders 4 is performed. Be seen.

Further, one short portion 36 of the short bent plate member 35 is applied to the lower surface of the beam 5, and the I-shaped plate member 25 is attached to the upper surface of the beam 5.
Is applied laterally, the fastener 40 is actuated by utilizing the through hole 6 and the round holes 37, 26 in the communicating state, and thus the joint portion 8 between the column 3 and the beam 5 is reinforced. .

Further, below the girder 4, the through holes 6 and the long holes 38, 38 in the communicating state are formed in a state where the other short side portions 36 of the short bending plate body 35 are applied to both side surfaces of the column 3, respectively. Using the fastener 40, one short portion 36 of the short bending plate member 35 is applied to the lower surface of the girder 4, and the I-shaped plate member 25 is applied laterally to the upper surface of the girder 4. In this state, the fastener 40 is actuated by utilizing the through hole 6 and the round holes 37, 26 which are in communication with each other, so that the joint portion 8 between the column 3 and the girder 4 is reinforced.

At this time, since the elongated hole 38 is formed in the other short portion 36, the bolt 41 on the other short portion 36 side is vertically aligned with the bolt 41 on the cross plate body 10 side. The bolts 41 on the side of the other short portion 36 can be arranged in a staggered manner, so that the bolts 41 can be prevented from colliding with each other. Further, the short bent plate member 35 is moved up and down by utilizing the allowance of the long hole 38, so that one short member 36 can be closely fitted to the lower surface of the girder 4.

In FIG. 1, FIG. 2, FIG. 11 and FIG.
In the joint portion 8 in which the pillar 3 is coupled to the upper surface of the intermediate portion of the base 2 and the beam 5 is coupled to the inner surface of the base 2, the T-shaped plate body 15 is reversed from the base 2 to the outer surface of the pillar 3. Is applied in. The other short part 36 of the short bent plate 35 is laterally applied to the inner surface of the base 2 so as to face the lower elongated part 17 of the T-shaped plate 15, and the upper part of the T-shaped plate 15 further. Long part 17
One short portion 36 of the short bent plate member 35 is vertically applied to the inner surface of the pillar 3 so as to face the. In this state, between the through hole 6 and the round hole and the long hole in the communicating state, that is, 18,
The fastener 40 is actuated using between 38 and between 18,37,
Thus, the joint portion 8 between the base 2 and the pillar 3 is reinforced.

Further, with one short portion 36 of both short bent plate members 35 joined to the inner surface of the base 2 being applied to the side surface of the beam 5, the through hole 6 and the round holes 37, 37 in the communicating state are formed. The fastener 40 is acted on by using the fastener 40, and the other short portion 36 of the short bent plate 35 joined to the inner surface of the column 3 is applied to the upper surface of the beam 5 and the I-shaped plate is formed on the lower surface of the beam 5. With 25 applied laterally, the fastener 40 is actuated by utilizing the through hole 6, the round hole 26 and the long hole 38 in the communicating state, whereby the base 2 and the beam 5 are connected.
Reinforcement is performed in the joint portion 8 with.

A short bent plate 35 is applied from the upper surface of the base 2 to the side surface of the pillar 3 with the other short portion 36 being the upper surface side of the base 2. Then, with the I-shaped plate body 25 laterally applied to the lower surface of the base 2 so as to face the other short portion 36, the through hole 6 and the round hole 26 and the long hole 38 in the communicating state are used for fastening. While the tool 40 is operated, the fastener 40 is operated by utilizing the through hole 6 and the round holes 37, 37 in the communicating state, and thus the joint portion 8 between the base 2 and the pillar 3 is reinforced.

1, FIG. 2, FIG. 13, and FIG. 14, in the joint portion 8 in which the pillar 3 is joined to the upper surface of the corner portion formed by the pair of bases 2, the outer surface of the pillar 3 extends to the lower surface of the base 2. The long bent plate member 30 is applied, and the short bent plate member 35 is extended from the inner surface of the pillar 3 to the upper surface of the base 2 while facing it.
The fastener 40 is actuated between the through hole 6 and the round hole and the long hole, which are in the communicating state, that is, between 32 and 37 and between 32 and 38, in a state where is applied.

The L-shaped plate 20 is applied from the outer surface of the pillar 3 to the outer surface of the base 2, and the L-shaped plate 20 is also applied.
The other short portion 36 is made to face the vertically-oriented long portion 22 and the short bent plate body 35 is applied from the inner surface of the pillar 3 to the upper surface of the base 2, and the through hole 6 in the communicating state is formed. And the round hole and the long hole, that is, between 32 and 37, and between 32 and 38, the fastener 40 is operated.

Further, the I-shaped plate 25 is applied to the lower surface of the base 2 so as to face one short-sided portion 36 of the short bent plate 35, and the I-shaped plate 22 faces the horizontally elongated portion 22 of the L-shaped plate 20. Base 2
With the I-shaped plate body 25 applied to the inner surface of the, between the through hole 6 and the round hole in the communicating state, that is, between 37 and 26, and 23,
The fastener 40 is actuated by utilizing the space between 26. As described above, the reinforcement of the joint portion 8 between the base 2 and the pillar 3 is performed.

FIGS. 15 and 16 show a reinforced state of the joint portion 8 which is not shown in FIGS. 1 and 2 described above. That is, FIG. 15 shows a combination of the pillars 3 with respect to the middle portion of the base 2, in which a set composed of a T-shaped plate body 15 and three I-shaped plate bodies 25 in opposite directions, and a pair of short bent plate bodies 35. Reinforcement is performed by using a set composed of two I-shaped plates 25. In this case, another T-shaped plate 15 may be used instead of the three I-shaped plates 25.

FIG. 16 shows the connection of the pillar 3 to the end of the base 2, which is composed of an L-shaped plate 20 and two I-shaped plates 25, a long bent plate 30 and a short plate. Reinforcement is performed by using a set including the bent plate body 35. In this case, two I
Instead of the letter plate 25, another L-letter body 20 may be used.

Thus, the cross plate body 10, the T-shaped plate body 15, L
The character plate body 20, the long bent plate body 30, the I-shaped plate body 25, and the short bent plate body 35 are used in any combination, and are also optionally used as the first metal fitting or the second metal fitting. To be done. Further, the same reinforcing structure as described above is not necessarily adopted in each coupling portion 8, and a part thereof may be omitted depending on the scale and location conditions.

[0030]

According to the present invention having the above construction, the first metal fitting is applied between at least a pair of wood materials, and the second metal fitting is applied from the side opposite to the first metal fitting with the wood material inside. After that, by operating the fastener through the through hole and both insertion holes formed in the wood material, it is sufficient that the joint parts between the wood materials such as the base, columns, girders and beams are clamped by a pair of metal fittings. It can be reinforced, for example, it can face the vertical vibration of the earthquake and the horizontal motion of the front, back, left and right.

[Brief description of drawings]

FIG. 1 is a perspective view of an essential part of a frame structure of a house as seen from the outside, showing an embodiment of the present invention.

FIG. 2 is a perspective view of a main part of a frame structure of the same house as viewed from the inside.

FIG. 3 is a perspective view of a cross plate body used for the same house reinforcing structure.

FIG. 4 is a perspective view of a T-shaped plate body used for the same house reinforcing structure.

FIG. 5 is a perspective view of an L-shaped plate body used for the same house reinforcing structure.

FIG. 6 is a perspective view of an I-shaped plate body used for the same house reinforcing structure.

FIG. 7 is a perspective view of a long bending plate used in the same house reinforcing structure.

FIG. 8 is a perspective view of a short bent plate used in the same house reinforcing structure.

FIG. 9 is a perspective view showing a reinforcing structure of an intermediate portion of the frame structure.

FIG. 10 is a vertical cross-sectional view of a reinforcing structure at an intermediate portion of the frame structure.

FIG. 11 is a perspective view showing a reinforcing structure of an intermediate lower portion of the frame structure.

FIG. 12 is a vertical cross-sectional view of a reinforcing structure of a lower middle portion of the frame structure.

FIG. 13 is a perspective view showing a reinforcing structure of a lower side portion of the frame structure.

FIG. 14 is a vertical cross-sectional view of a reinforcing structure of a lower side portion of the frame structure.

FIG. 15 is a perspective view showing another intermediate lower part reinforcing structure of the same framework.

FIG. 16 is a perspective view showing another reinforcing structure of a lower side portion of the frame structure.

[Explanation of symbols]

 1 Frame 2 Base (wooden material for house) 3 Pillar (wooden material for house) 4 Girder (wooden material for house) 5 Beam (wooden material for house) 6 Through hole 8 Joint part 10 Cross plate (first metal fitting) 13 Round hole (first insertion hole) 15 T-shaped plate (first fitting) 18 Round hole (first insertion hole) 20 L-shaped plate (first fitting) 23 Round hole (first insertion hole) 25 I-shape Plate (second metal fitting) 26 Round hole (second insertion hole) 30 Long bent plate (first fitting) 32 Round hole (first insertion hole) 35 Short bent plate (second fitting) 37 Round hole ( 2nd insertion hole) 38 Long hole (2nd insertion hole) 40 Fastener P P prescribed pitch

Claims (1)

[Claims] 1. A reinforcing structure for a house, which is provided at a joint portion of a wooden material for a house such as a base, a pillar, a girder, and a beam, and which is applied between at least a pair of wooden materials and has a plurality of first insertion holes. First metal fitting, a second metal fitting having a second insertion hole formed from the opposite side of the first metal fitting with the wood material inside, a through hole and both insertion holes formed in the wood material A reinforcing structure for a house, comprising a plurality of fasteners that are acted through through.