JPH10299085A - Frame construction in wooden structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide frame construction in a wooden structure capable of simply and surely combining with members in a frame structural body constituting a frame of the structure by making use of sill, column, beam, girder, brace, etc., and having very high bearing efficiency against vertical external force or horizontal external force caused by earthquake or typhoon. SOLUTION: By bracing joint metal fixtures 7 inserted in the front end tenons of columns 3 and, at the same time, fixed to a girder 2, a bracing joint metal fixture 8 inserted in tenons in the basi ends of the columns 3 and, at the same time, fixed to a sill 5 and bracing metal fixtures 4 equipped with a tension device, the bracing joint metal fixtures 7 and 8 are alternately mounted to the upper ends or the lower ends of the opposed columns 3. The tension is made with the bracing metal fixtures 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a frame structure often used for wooden buildings such as wooden houses,
In a frame structure that constitutes the framework of a building using girders, bracing, etc., each member can be easily and reliably connected, but also against vertical or horizontal external force caused by an earthquake or typhoon The present invention relates to a frame structure of a new wooden building having extremely high strength.

[0002]

2. Description of the Related Art Conventionally, in a frame structure of a wooden building, a technique of connecting a plurality of beams, beams, or other horizontal members to the upper end of a single pillar, which is a vertical member, is required. From this, various differences are caused by the difference in the composition of the first horizontal member such as a girder or a beam that is first connected to the column and the composition of the second horizontal member that is orthogonally coupled to the first horizontal member. Will occur. Here, at the upper end of a conventional so-called three-dimensional square (10.5 cm square) column, when joining a horizontal member such as a girder or a beam, the above-mentioned second horizontal member is inserted and dovetailed. The hanging width of the additional portion or the seat portion to be formed is only 6.0 mm to 7.0 mm.
Since the length is about 5 mm, the members are connected and reinforced by a reinforcing metal such as a scissor or a blade bolt.
However, if the shaft structure is also violently shaken by an earthquake or a typhoon, the reinforcing structure is not safe at all, and the scissors and the blade bolts may come off. In some cases, the building collapsed when it came off the entrance or stool.

On the other hand, the present inventor has solved the above-mentioned drawbacks in the frame structure of a conventional wooden building by using a wooden structure for easily and surely connecting columns and columns such as beams and beams. Hardware is disclosed in JP-A-5-18002.
Here, the metal hardware for a wooden structure according to Japanese Patent Application Laid-Open No. 5-1802 is provided with an opening for inserting and locking a tenon at a substantially center of a covered portion for covering an upper end of a column. ,
Of the pair of opposing edges of the covered portion, one edge is bent upward at a right angle, and an upper bent portion, a stool plate portion and a connecting portion are provided, and the other edge is downward at a right angle. It is intended to be bent and provided with a lower bent part, a stool plate part, and a connecting part, and prevents the horizontal member from coming off even if the connecting frame is shaken violently by an earthquake or typhoon I could do it.

[0004]

According to the hardware for a wooden structure disclosed in Japanese Patent Application Laid-Open No. 5-1802 / 1993 described in the above-mentioned section of the prior art, the second horizontal member is required to be inserted and removed compared to the conventional frame structure. Since the insertion portion or the stool portion formed for dovetailing can be freely designed by the stool plate portion of the metal fitting for a wooden structure, the hanging width of the second horizontal member can be set to be long, and the hardware for the wooden structure can be set. By nailing the nail into the nail hole provided in the connection part, the second horizontal member and the hardware for wooden structure can be fixed, so that even if the connection frame is shaken violently by an earthquake or typhoon, etc. The detachment of the frame was prevented. However, Japanese Patent Laid-Open No. 5-1
The invention according to No. 8002 is based on the viewpoint of easily and surely connecting a column, which is a vertical member, and a girder, a beam, or the like, which is a horizontal member. It has not been possible to increase the strength of the entire frame structure that constitutes the framework of the building using the slab, and it is still possible for the bracing material to fall off due to horizontal external force, and for the column material to come off from the base due to vertical external force, etc. There was a problem that sex remained.

The present invention has been made in view of the drawbacks and the like described in the section of the prior art, and as a result of further continuous research after the disclosure of "wooden fittings" disclosed in JP-A-5-18002. The aim is to use a base, pillar, beam, girder, bracing, etc. in a framed structure that constitutes the framework of the building, while allowing the members to be connected easily and reliably. Another object of the present invention is to provide a new wooden frame structure having extremely high resistance to vertical or horizontal external force caused by an earthquake or a typhoon.

[0006]

In order to achieve the above object, a frame structure of a wooden building according to the present invention has the following configuration.

That is, the frame structure of the wooden building according to the present invention is inserted into the tenon of the column and fixed to the girder, or is inserted into the tenon of the column and fixed to the base. By means of the braced connection fittings and the braced fittings provided with the tensioning means, the braced connection fittings are alternately attached to the upper or lower ends of the facing columns between the columns constituting the first and second floor floor frames. Being tensioned by the bracing metal fitting, the brazing connection metal fitting is made of high-hardness metal, and has an opening through which a tenon or tenon of a pillar is inserted and latched, and The mortise base surface is covered with a portion to be covered, and a transverse member receiving portion is further provided continuously from at least one or more edges of the covered portion. A shaft hole that supports the upper end is drilled On the other hand, a staggered tip provided with the above-mentioned tensioning means is axially attached to a support shaft hole of a rib of the staggered joint fitting attached to a tip of a pillar, and the The gist of the present invention is that a base end is pivotally attached to a support shaft hole of a rib of the bracing fitting which is attached to a base end of another pillar standing upright facing the pillar, and is tensioned by the tensioning means. Things.

[0008]

In the frame structure of the wooden building according to the present invention, the insertion receiving portion or the stool receiving portion for inserting the horizontal member or dovetail splicing is freely provided on the horizontal member receiving portion of the bracing fitting. Because it can be designed and connects columns that are vertical members and each girder that is a horizontal member, even if the connected frame is shaken violently by an earthquake or typhoon, the horizontal members will come off and columns from the base It works to prevent the material from coming off.

Further, in the frame structure of the wooden building according to the present invention, the front end of the bracing provided with the tension means is provided with:
The stud is attached to a support shaft hole of a rib of the staggered connection fitting attached to a tip of the column, and a base end of the streak is attached to a base end of another column standing upright toward the column. The upper and lower ends are alternately attached between the columns, so that even if a strong horizontal external force is applied to the shaft assembly, Does not fall off and acts to maintain the framing against the horizontal external force.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail through preferred embodiments according to the present invention.

FIG. 13 is a schematic view showing a conventional frame structure. In the conventional frame structure 50 of a wooden building, a base 54 having a root mortise dug on a foundation 55 is fixed, and a root tenon at the base end of the pillar 52 is inserted into the root mortise. Each pillar is erected, and then a tenon mortise formed at the tip of the pillar 52 is formed with a corresponding mortise.
1 is inserted, and wooden struts 5 are alternately provided between the upper and lower ends of the opposing columns 52 as shown in the figure.
3 are attached, and each member is connected by a bead, a wing plate bolt, or the like. However, FIG. 14 is a schematic diagram showing a change in the frame structure when a strong horizontal external force is applied to the conventional frame structure. As shown in the figure, a strong horizontal external force is applied to the frame structure 50 from the left side. When this is done, the scissors connecting the members or the bolts of the blades also come off, and the front tenon of the column 52 comes out of the tenon of the spar 51 and is pushed up, while the wooden streaks 53 fall off. There was a problem.

Next, FIG. 1 is a schematic view showing a frame structure according to the present invention. As shown in the figure, the frame structure 1 according to the present invention is inserted into a tenon tenon of a column 3 and is inserted into a stud joint metal fitting 7 fixed to a spar 2 and a root tenon at the base end of the column 3. The above-described braced joint 7 and the braced joint 8 between the columns 3 forming the first and second floor floor shaft sets by the braced joint 8 fixed to the base 5 and the braced bracket 4 provided with tension means. The upper and lower ends of the opposing pillars 3 are alternately attached and are tightened by the bracing metal fittings 4. Here, the above-mentioned braced joint fitting 7 and the braced joint fitting 8 are made of a highly hard metal.
Next, FIG. 2 is a plan view of one bracing metal fitting according to the present invention, FIG. 3 is a front view thereof, and FIG. 4 is a bottom view thereof. As shown in the drawing, the bracing connection metal fitting 7 has a tenon catch hole 9 for inserting and locking a tip tenon of a pillar, a covering part 11 for covering a tenon base surface of the pillar, and further, a covering part. Part 1
A plate receiving portion 16 provided with the member connection hole 10 more continuously than one edge, a bent portion 15 provided below the edge, and the plate receiving portion 16; And a cross member receiving portion 12 provided with a rib 13 having a support shaft hole 14 for supporting the upper end of the staggered portion between the bent portions 15.

Next, FIG. 5 is a plan view of another bracing fitting according to the present invention, FIG. 6 is a front view thereof, and FIG.
Is a bottom view of the same. As shown in the figure, the streak fitting 8 is a tenon mortise 9 through which a tenon of a pillar is inserted and latched.
And a plate receiving portion 11 provided with a member connection hole 10 further continuous than two opposing edges of the mounting portion 11 to cover the tenon base surface of the pillar. Portion 16 and a bent portion 15 which is provided by being bent below the both end edges, and both plate receiving portions 16 and both bent portions 15
It is composed of both horizontal member receiving portions 12 provided with ribs 13 in which a support hole 14 for supporting the upper end of the streak is provided. Further, the staggered joint fitting 8 according to the present invention shown in FIG. 1 can be used by turning it upside down and using it.

Next, FIG. 8 is a plan view of another bracing metal fitting according to the present invention, FIG. 9 is a front view thereof, and FIG. 10 is a bottom view thereof. As shown in FIG.
7 has a tenon locking hole 9 for inserting and locking the front tenon of the pillar, and a covering portion 11 for covering the tenon base surface of the pillar;
A bent portion 15 is provided, one of which is bent upward at a right angle from two opposing edges of the covered portion 11, and then again horizontally at a right angle outward from the leading edge of the bent portion 15. A plate receiving portion 28 provided with the member connecting hole 10 is provided, and a rib 13 having a shaft hole 14 for supporting the upper end of a streak is provided between the bent portion 15 and the plate receiving portion 28. One transverse member receiving portion 12, and further, a bent portion 15 provided by being bent downward at a right angle from the other end of the edge of the covered portion 11,
Subsequently, the plate receiving portion 2 provided with the member connection hole 10 provided horizontally and at right angles to the outside from the leading edge of the bent portion 15.
8 and another cross member receiving portion 12 provided with a rib 13 having a shaft hole 14 formed between the bent portion 15 and the plate receiving portion 28. is there. Here, the staggered joint fitting 17 according to the present invention includes:
In the girder connected at the tip of the column, for example, one of the two second girder joined to both sides of the first girder is smaller than the other of the first girder. This method is used when one piece is large.

On the other hand, FIG. 11 is a partial cross-sectional view showing a state in which the bracing fitting according to the present invention is attached to the tenon of a pillar. As shown in the figure, the tenon 18 of the pillar 3 is inserted into the tenon
Is inserted into the tenon of the girder. The connecting bracket 7 and the spar 2 are connected to the connecting bolt 19 and the tightening nut 20.
Are linked by Here, since the load with the girder 2 is always applied to the above-mentioned bracing connection metal fitting 7 and the bracing connection metal fitting 7 and the girder 2 are connected, the bracing metal fitting 7 does not fall off from the column 3. Next, a pivot socket 21 is pivotally supported in a pivot hole 14 formed in the rib 13 of the streak fitting 7.
The tip of the piano wire 22, which is tensioned between female screw sockets described later, is held at the tip of.

FIG. 12 is a partial cross-sectional view showing a state in which a brazing connection fitting according to the present invention is attached to a base tenon of a pillar. Here, the staggered joint fitting 7 according to the present invention shown in the figure is the one shown in FIG. 11 which is used by turning the top and bottom upside down.
The root tenon 23 is inserted and the root tenon 23 is inserted into a root mortise of the base 5. In addition, the connecting bracket 7 and the base 5 are connected to the connecting bolt 19 and the fastening nut 2.
Linked by 0. Therefore, the bracing connection fitting 7 is always loaded by the column 3 and the bracing connection fitting 7 and the base 5 are connected, so that the bracing connection fitting 7 does not come off from the column 3. Next, a female screw socket 26 is pivotally supported in a pivot hole 14 formed in the rib 13 of the bracing fitting 7, and a nut 25 is provided on the pivot female screw socket 26 to advance and retreat on a bolt.
While the base of the full screw bolt 24 to which is attached is screwed, the front end of the full screw bolt 24 is a female screw socket for holding the base end of the piano wire 22 that is tensioned between the above-described pivot sockets 21. Is screwed. Here, by moving the nut 25 attached to the full screw bolt 24 forward and backward, the tension state of the piano wire that is tensioned between the braided fittings that are alternately attached and arranged at the upper end or the lower end of the facing column is changed. Can be adjusted.

[0017]

The present invention has the following effects because it is configured as described above.

According to the frame structure of the wooden building according to the present invention, compared with the conventional frame structure, the additional portion or the seat portion formed for inserting and dovetailing the second horizontal member is provided. Since it can be designed freely by the cross member receiving portion of the straight connection fitting, the hanging width of the second cross member can be set long, and the tenon of the straight connection fitting is inserted into the tenon of the column. Therefore, even if the connecting frame is violently shaken due to an earthquake, a typhoon, or the like, the horizontal member can be prevented from coming off, but there is an effect that the staggered connecting bracket does not fall off.

Further, according to the frame structure of the wooden building according to the present invention, it is inserted into the front tenon of the column and fixed to the girder, or inserted into the base tenon of the column and mounted on the base. While the braced connection fitting to be fixed and the above-described braced connection fitting are alternately attached to the upper end or the lower end of the facing column,
Since the bracing connection fittings are provided with tensioning means and tensioned by the piano wire, each member can be easily and reliably connected in a frame structure composed of a base, a column, a beam, a girder, and a bracing. On the other hand, there is also an effect that it is possible to obtain a frame structure having extremely high resistance to a vertical external force or a horizontal external force caused by an earthquake or a typhoon.

[Brief description of the drawings]

FIG. 1 is a schematic view showing a frame structure according to the present invention.

FIG. 2 is a plan view of one bracing connection fitting according to the present invention.

FIG. 3 is a front view of one bracing fitting according to the present invention.

FIG. 4 is a bottom view of one bracing connection fitting according to the present invention.

FIG. 5 is a plan view of another bracing connection fitting according to the present invention.

FIG. 6 is a front view of another bracing fitting according to the present invention.

FIG. 7 is a bottom view of another bracing fitting according to the present invention.

FIG. 8 is a plan view of another bracing fitting according to the present invention.

FIG. 9 is a front view of another bracing fitting according to the present invention.

FIG. 10 is a bottom view of another bracing fitting according to the present invention.

FIG. 11 is a partial cross-sectional view when the bracing connection fitting according to the present invention is attached to the tip tenon of a pillar.

FIG. 12 is a partial cross-sectional view when the bracing fitting according to the present invention is attached to the base tenon of a pillar.

FIG. 13 is a schematic diagram showing a conventional frame structure.

FIG. 14 is a schematic diagram showing a change in a frame structure when a strong horizontal external force is applied to a conventional frame structure.

[Explanation of symbols]

 DESCRIPTION OF REFERENCE NUMERALS 1 Frame structure 2 according to the present invention 2, 51 girder 3, 52 column 4 Struts according to the present invention 5, 54 Bases 6, 55 Foundations 7, 8, 17 Strut joining fittings according to the present invention 9 Mortise catch opening 10 Member connection Hole 11 Covering part 12 Horizontal member receiving part 13 Rib 14 Support shaft hole 15 Bend part 16, 28 Plate receiving part 18 Mortise 19 Connection bolt 20 Tightening nut 21 Bearing socket 22 Piano wire 23 Root tenon 24 Full screw bolt 25 Nut 26 Female support socket for female thread 27 Female female socket 50 Conventional frame structure 53 Wooden bracing

Claims (1)

[Claims] 1. A bracing connection fitting which is inserted into a front tenon of a pillar and is fixed to a girder, or which is inserted in a base tenon of a pillar and is fixed to a base, and a bracing fitting having tension means. Thereby, between the columns constituting the first and second floor floor frames, the bracing connection fittings are alternately attached to the upper or lower ends of the facing columns and are tensioned by the bracing fittings, The bracing connection metal fitting is made of a high-hardness metal, has an opening for inserting and engaging a tenon or a base tenon of a pillar, and a covering part for covering a tenon base surface of the pillar, It is composed of a cross member receiving portion provided more continuously than at least one end edge of the covered portion, and a shaft hole for supporting the lower end or the upper end of the cross member is formed in the horizontal member receiving portion. Ribs are provided, while the above tension The straightened end provided with the means is axially attached to the support shaft hole of the rib of the straightened joint fitting attached to the tip of the pillar, and the base end of the straightened upright is opposed to the pillar. A frame structure in a wooden building, wherein the frame structure is attached to a support shaft hole of a rib of the bracing connection fitting attached to a base end of the pillar, and is tensioned by the tensioning means.