JP3554711B2

JP3554711B2 - Connection method and connection hardware of pillar and beam of wooden frame

Info

Publication number: JP3554711B2
Application number: JP2001092853A
Authority: JP
Inventors: 菊雄一色
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-03-28
Filing date: 2001-03-28
Publication date: 2004-08-18
Anticipated expiration: 2021-03-28
Also published as: JP2002294880A

Description

【０００１】
【発明の属する技術分野】
本発明は木造軸組における柱と梁の結合方法及びこの結合方法に使用される結合金物に関するものである。
【０００２】
【従来の技術】
木造軸組における柱と梁の結合方法としては従来図５に示すようなものがあった。ここに図５は従来の結合金物を使用して柱と梁を結合する場合の斜視図である。
【０００３】
結合金物８０の当て板部８１を、柱８２の側面に設けたほぞ溝に嵌入する。そのうえで柱８２に設けたボルト挿入孔８３、当て板部８１に設けられたボルト挿入孔８４及び柱８２の側面に当接された座金板８５に設けられたボルト挿入孔８６にボルトを挿入し固定する。
【０００４】
そして梁８７を、梁８７に設けられたスリット８８が結合金物８０の側板部８９に嵌入される形態で柱８２と梁８７を結合する。
【０００５】
係る状態のもと側板部８９に設けられたボルト挿入孔９０及び梁８７に設けられたボルト挿入孔９１にボルトを挿入し固定する。かようにして柱８２と梁８７を結合するのである。
【０００６】
【発明が解決しようとする課題】
一般に木材は繊維方向の力には強いが繊維方向と直交する方向の力には弱いという性質を有する。これを柱と梁にかかる重量についてみると、柱にかかる重量は繊維方向にかかり、梁にかかる重量は繊維方向と直交する方向にかかることになる。
【０００７】
そして、かような梁の重量に対する弱さは上述の従来例のような発明ではうまく解消されない。
【０００８】
そこで本発明は、梁の重量に対する弱さを重量を分散することでカバーしうる木造軸組の柱と梁の結合方法と結合金物を提供することを目的とする。
【０００９】
【課題を解決するための手段】
一、上記課題を解決するために、本発明にかかる木造軸組の柱と梁の結合方法は以下のような工程より構成される。
【００１０】
１、下辺に比して上辺の短い台形形状を有すると共にボルト挿入孔が複数個設けられた側板部と、
この側板部の基端側から垂直方向に延出すると共にボルト挿入孔が複数個設けられた当て板部と、
から成る固定板Ａ。
【００１１】
下辺に比して上辺の短い台形形状を有すると共にボルト挿入孔が複数個設けられた側板部と、
この側板部の基端側から固定板Ａと逆向きの垂直方向に延出すると共にボルト挿入孔が複数個設けられた当て板部と、
から成る固定板Ｂ。
【００１２】
固定板Ａと固定板Ｂとにより挟持される形状で使用されると共に、ボルト挿入孔を複数個設けた板材であり、
一辺が垂直辺であり他辺が右上りの斜辺であると共に、該垂直辺と該斜辺の交部が円弧形状をなす切り欠き部と、
一辺が左下がりの斜辺であり他辺が垂直辺であると共に、該斜辺と該垂直辺の交部が円弧形状をなす凸部と、
から成る板材Ｃ。
【００１３】
以上の固定板Ａ、固定板Ｂ及び板材Ｃを固着して成る柱取り付け型結合金物素材Ｄの構成要素たる固定板Ａの当て板部を、柱側面に設けられたほぞ溝に嵌入した状態でボルトで固定する工程と、
２、下辺に比して上辺の長い台形形状を有すると共にボルト挿入孔を複数個設けた側板Ｅ。
【００１４】
二枚の側板Ｅ・Ｅにより挟持される形状で使用されると共にボルト挿入孔を複数個設けた板材であり、
一辺が垂直辺であり他辺が右上りの斜辺であると共に、該垂直辺と該斜辺の交部が円弧形状をなす凸部と、
一辺が左下がりの斜辺であり他辺が垂直辺であると共に、該斜辺と該垂直辺の交部が円弧形状をなす切り欠き部と、
から成る板材Ｆ。
【００１５】
以上の側板Ｅ・Ｅ及び板材Ｆを固着して成る梁取り付け型結合金物素材Ｇを、梁に設けられたスリットに嵌入し、且つボルトで固定する工程と、
３、柱に取り付けられた結合金物素材Ｄの構成要素たる板材Ｃの凸部が、梁に嵌入された結合金物素材Ｇの構成要素たる板材Ｆの切り欠き部に嵌まり込み、且つ、板材Ｃの切り欠き部に板材Ｆの凸部が嵌まり込む形状で結合金物素材Ｄと結合金物素材Ｇを嵌合させ、係る状態のもと梁の側面から挿入されたボルトで結合金物素材Ｄと結合金物素材Ｇを固着し、もって柱と梁を固定する工程。
二、また本発明に係る結合金物は以下の部材で構成される。
【００１６】
１、（１）下辺に比して上辺の短い台形形状を有すると共にボルト挿入孔が複数個設けられた側板部と、
この側板部の基端側から垂直方向に延出すると共にボルト挿入孔が複数個設けられた当て板部と、
から成る固定板Ａ。
【００１７】
（２）下辺に比して上辺の短い台形形状を有すると共にボルト挿入孔が複数個設けられた側板部と、
この側板部の基端側から固定板Ａと逆向きの垂直方向に延出すると共にボルト挿入孔が複数個設けられた当て板部と、
から成る固定板Ｂ。
【００１８】
（３）固定板Ａと固定板Ｂとにより挟持される形状で使用されると共に、ボルト挿入孔を複数個設けた板材であり、
一辺が垂直辺であり他辺が右上りの斜辺であると共に、該垂直辺と該斜辺の交部が円弧形状をなす切り欠き部と、
一辺が左下がりの斜辺であり他辺が垂直辺であると共に、該斜辺と該垂直辺の交部が円弧形状をなす凸部と、
から成る板材Ｃ。
【００１９】
（４）以上の固定板Ａ、固定板Ｂ及び板材Ｃを固着して成る柱取り付け型結合金物素材Ｄ。
【００２０】
２、（１）下辺に比して上辺の長い台形形状を有すると共にボルト挿入孔を複数個設けた側板Ｅ。
【００２１】
（２）二枚の側板Ｅ、Ｅにより挟持される形状で使用されると共にボルト挿入孔を複数個設けた板材であり、
一辺が垂直辺であり他辺が右上りの斜辺であると共に、該垂直辺と該斜辺の交部が円弧形状をなす凸部と、
一辺が左下がりの斜辺であり他辺が垂直辺であると共に、該斜辺と該垂直辺の交部が円弧形状をなす切り欠き部と、
から成る板材Ｆ。
【００２２】
（３）以上の側板Ｅ・Ｅ及び板材Ｆを固着して成る梁取り付け型結合金物素材Ｇ。
三、以下上述のように構成される結合方法及び結合金物が如何に作用して課題を解決するかを図面を参照しながら述べる。
【００２３】
図１は本発明の実施形態を示す柱と梁の結合部分の斜視図であり、図２は本発明の結合工程を示す斜視図であり、図３は結合金物素材Ｄ及びその構成体の斜視図であり、図４は結合金物素材Ｇ及びその構成体の斜視図である。
【００２４】
本発明おいては図３において示される結合金物素材Ｄを柱に取り付け、他方で図４において示される結合金物素材Ｇを梁に取り付け、両者を嵌合して柱と梁を結合するものである。
【００２５】
そしてこの際、結合金物素材Ｄの構成要素である固定板Ａ及び固定板Ｂの側板部１０・１０の斜辺１１・１１が、結合金物素材Ｇの構成要素である側板Ｅ、Ｅの斜辺２０・２０に接合することになる。
【００２６】
他方で結合金物素材Ｄの構成要素である板材Ｃの斜辺１２が、結合金物素材Ｇの構成要素である板材Ｆの斜辺２１に接合することになる。
【００２７】
上述のように、本発明では柱と梁に取り付けられた結合金物素材Ｄ、Ｇの構成体の斜辺部分が接合する形で結合金物素材Ｄ、Ｇが嵌合し、もって柱と梁を固定するものである。このように斜辺同士が接合することから梁の重量が垂直方向のみならず斜め方向にも分散してかかっていくことになる。
【００２８】
かようにして本発明では、梁の重量に対する弱さを重量を分散することでカバーしうる木造軸組の柱と梁の結合方法と結合金物を提供することが可能となるのである。
【００２９】
【発明の実施の形態】
１、以下好ましい発明の実施の形態につき図面を参照しながら述べる。
【００３０】
２、本発明にかかる木造軸組の柱と梁の結合は、以下のような手順で行われる。
【００３１】
まず図３（ａ）において示される固定板Ａ、図３（ｂ）において示される板材Ｃ、及び図３（ｃ）において示される固定板Ｂを、固定板Ａと固定板Ｂが板材Ｃを挟む形で一体にし溶接、かしめ又はネジ着といった方法で固着し、図３（ｄ）において示す結合金物素材Ｄとなす。
【００３２】
この結合金物素材Ｄを図１、図２に示すように柱３０に設けたほぞ溝３１に、当て板部１３ａ、１３ｂが嵌合する形で嵌め込む。そのうえで柱３０に設けたボルト挿入孔３２・・・、当て板部１３ａ、１３ｂに設けたボルト挿入孔１４・・・、柱３０のほぞ溝３１が設けられた面と反対面に当接された座金板５０に設けられたボルト挿入孔５１・・・及び当て板部１３ａ、１３ｂに重ねて使用される板状のネジ付座金７０に設けたボルト挿入孔７１に、ボルト６０・・・を挿入し固定する。
【００３３】
次に図４（ａ）、図４（ｃ）において示される側板Ｅ・Ｅと、図４（ｂ）において示される側板Ｆを側板Ｅ・Ｅが側板Ｆを挟む形で一体にし溶接、かしめ又はネジ着といった方法で固着し、図４（ｄ）において示す結合金物素材Ｇとなす。
【００３４】
この結合金物素材Ｇを図１、図２に示すように、梁４０に設けたスリット４１に嵌め込む。そのうえで側板Ｅ及び側板Ｆの正面視右辺及び上辺に設けたボルト挿入孔２２・・・及び梁４０に設けたボルト挿入孔４２・・・に、ボルト６１・・・を挿入し固定する。
【００３５】
以上のように結合金物素材Ｄを柱３０に取り付け、結合金物素材Ｇを梁４０に取り付けたうえで、当該結合金物素材Ｄと当該結合金物素材Ｇとが嵌合する形で図１に示すように柱と梁を結合する。
【００３６】
この際結合金物素材Ｄの構成要素である板材Ｃの凸部１５が、結合金物素材Ｇの構成要素である板材Ｆの切り欠き部２４に嵌合し、板材Ｆの凸部２３が板材Ｃの切り欠き部１６に嵌合する形で結合金物素材Ｄと結合金物素材Ｇを結合する。
【００３７】
かような結合状態のもと固定板Ａ、固定板Ｂ及び板材Ｃに設けられたボルト挿入孔１７・・・、側板Ｅ及び側板Ｆに設けられたボルト挿入孔２５・・・及び梁４０に設けたボルト挿入孔４３・４３にボルト６２・６２を挿入し、結合金物素材同士及び結合金物素材と梁とを固定する。
【００３８】
また固定板Ａ及び固定板Ｂの側板部１０・１０の正面視右下端部に設けられたボルト挿入孔１８・１８、板材Ｃの凸部１５の正面視左下端部に設けられたボルト挿入孔１８及び梁４０に設けられたボルト挿入孔４４にボルト６３を挿入し、結合金物素材Ｄを梁４０に固定する。
【００３９】
以上のようにして結合金物素材同士及び柱と梁を固定するのである。
【００４０】
３、次に結合金物素材の構造につき述べる。
【００４１】
図３（ａ）は固定板Ａの斜視図である。固定板Ａは、下辺に比して上辺の短い台形形状を有すると共にボルト挿入孔１７及びボルト挿入孔１８が設けられた側板部１０と、この側板部１０の基端側から垂直方向に延出すると共にボルト挿入孔１４が複数個設けられた当て板部１３ａとで形成されるものである。
【００４２】
図３（ｂ）は板材Ｃの斜視図である。板材Ｃはボルト挿入孔１７、ボルト挿入孔１８が設けられた板材であり、一辺が垂直辺であり他辺が右上りの斜辺であると共に、該垂直辺と該斜辺の交部が円弧形状をなす切り欠き部１６と、一辺が左下がりの斜辺であり他辺が垂直辺であると共に、該斜辺と該垂直辺の交部が円弧形状をなす凸部１５とが形成されている。
【００４３】
図３（ｃ）は固定板Ｂの斜視図である。固定板Ｂは下辺に比して上辺の短い台形形状を有すると共にボルト挿入孔１７、ボルト挿入孔１８が設けられた側板部１０と、この側板部１０の基端側から固定板Ａと逆向きの垂直方向に延出すると共にボルト挿入孔１４が複数個設けられた当て板部１３ｂとで形成される。
【００４４】
図４（ａ）及び図４（ｃ）は側板Ｅの斜視図である。側板Ｅは下辺に比して上辺の長い台形形状を有すると共に、複数のボルト挿入孔２２及びボルト挿入孔２５が設けられたものである。
【００４５】
図４（ｂ）は板材Ｆの斜視図である。板材Ｆは複数のボルト挿入孔２２・・・及びボルト挿入孔２５が設けられた板材であり、一辺が垂直辺であり他辺が右上りの斜辺であると共に、該垂直辺と該斜辺の交部が円弧形状をなす凸部２３と、一辺が左下がりの斜辺であり他辺が垂直辺であると共に、該斜辺と該垂直辺の交部が円弧形状をなす切り欠き部２４とが形成されている。
【００４６】
【発明の効果】
本発明の以上のように構成されていることから、梁の重量に対する弱さを重量を分散することでカバーしうる木造軸組の柱と梁の結合方法と結合金物を提供することが可能となるのである。
【図面の簡単な説明】
【図１】本発明の実施形態を示す柱と梁の結合部分の斜視図。
【図２】本発明の結合工程を示す斜視図。
【図３】結合金物素材Ｄ及びその構成体の斜視図。
【図４】結合金物素材Ｇ及びその構成体の斜視図。
【図５】従来の結合金物を使用して柱と梁を結合する場合の斜視図
【符号の説明】
１０・・側板部１１、１２・・斜辺
１３ａ、１３ｂ・・当て板部１４、１７、１８・・ボルト挿入孔
２０、２１・・斜辺２２、２５・・ボルト挿入孔
２３・・凸部２４・・切り欠き部
３０・・柱３１・・ほぞ溝
３２・・ボルト挿入孔
４０・・梁４１・・スリット
４２、４３、４４・・ボルト挿入孔
５０・・座金板５１・・ボルト挿入孔
６０、６１、６２、６３・・ボルト
７０・・ネジ付座金７１・・ボルト挿入孔[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a method for connecting a column and a beam in a wooden frame and a metal fitting used for the method.
[0002]
[Prior art]
Conventionally, as a method of connecting a column and a beam in a wooden frame, there has been a method as shown in FIG. FIG. 5 is a perspective view showing a case where a pillar and a beam are joined using a conventional joining hardware.
[0003]
The backing plate portion 81 of the coupling hardware 80 is fitted into a tenon groove provided on the side surface of the pillar 82. Then, a bolt is inserted into a bolt insertion hole 83 provided in the pillar 82, a bolt insertion hole 84 provided in the backing plate 81, and a bolt insertion hole 86 provided in a washer plate 85 abutting on the side surface of the pillar 82, and fixed. I do.
[0004]
Then, the beam 87 is joined to the column 82 in such a manner that the slit 88 provided in the beam 87 is fitted into the side plate portion 89 of the fitting 80.
[0005]
In this state, bolts are inserted and fixed into the bolt insertion holes 90 provided in the side plate portion 89 and the bolt insertion holes 91 provided in the beam 87. Thus, the column 82 and the beam 87 are connected.
[0006]
[Problems to be solved by the invention]
Generally, wood has a property that it is strong against a force in a fiber direction but weak against a force in a direction perpendicular to the fiber direction. Looking at this, regarding the weight on the column and the beam, the weight on the column is in the fiber direction, and the weight on the beam is in the direction orthogonal to the fiber direction.
[0007]
Such weakness to the weight of the beam cannot be successfully solved by the invention as in the above-mentioned conventional example.
[0008]
Therefore, an object of the present invention is to provide a method of connecting a column and a beam of a wooden frame, which can cover the weakness to the weight of the beam by dispersing the weight, and a connecting hardware.
[0009]
[Means for Solving the Problems]
1. In order to solve the above problems, a method of connecting a column and a beam of a wooden frame according to the present invention includes the following steps.
[0010]
1. a side plate portion having a trapezoidal shape with an upper side shorter than the lower side and having a plurality of bolt insertion holes;
A contact plate portion extending vertically from the base end side of the side plate portion and having a plurality of bolt insertion holes,
Fixing plate A comprising
[0011]
A side plate portion having a trapezoidal shape with an upper side shorter than the lower side and having a plurality of bolt insertion holes,
A backing plate portion extending from the base end side of the side plate portion in the vertical direction opposite to the fixing plate A and provided with a plurality of bolt insertion holes;
Fixed plate B comprising:
[0012]
A plate material used in a shape sandwiched between the fixing plate A and the fixing plate B and having a plurality of bolt insertion holes,
A notch in which one side is a vertical side and the other side is an upper right oblique side, and an intersection of the vertical side and the oblique side forms an arc shape,
One side is a hypotenuse that descends to the left and the other side is a vertical side, and the intersection of the hypotenuse and the vertical side forms an arc-shaped convex portion,
A plate material C comprising
[0013]
The fixing plate A, the fixing plate B and the plate material C are fixed to each other, and the backing plate portion of the fixing plate A, which is a component of the column-attachable joint hardware D, is fitted into a tenon groove provided on the side surface of the column. Fixing with bolts,
2. A side plate E having a trapezoidal shape with an upper side longer than a lower side and having a plurality of bolt insertion holes.
[0014]
A plate material used in a shape sandwiched by two side plates EE and having a plurality of bolt insertion holes,
One side is a vertical side and the other side is the upper right oblique side, and the intersection of the vertical side and the oblique side forms an arc-shaped convex portion,
A notch where one side is a hypotenuse of the left and the other side is a vertical side, and an intersection of the hypotenuse and the vertical side forms an arc shape,
A sheet material F made of
[0015]
A step of fitting the beam-attachable joint hardware G, which is formed by fixing the side plates EE and the plate F, into a slit provided in the beam, and fixing with a bolt;
3. The projecting portion of the plate material C, which is a component of the joint hardware D attached to the pillar, is fitted into the notch of the plate F, which is a component of the joint hardware G inserted into the beam, and the plate C The fitting metal material D and the fitting metal material G are fitted in such a shape that the convex portion of the plate material F fits into the notch portion of the above, and the bolt is inserted from the side surface of the beam in this state, and is joined to the binding metal material D. A step of fixing the metal material G and fixing the columns and beams.
Second, the metal joint according to the present invention includes the following members.
[0016]
1, (1) a side plate portion having a trapezoidal shape whose upper side is shorter than the lower side and provided with a plurality of bolt insertion holes;
A contact plate portion extending vertically from the base end side of the side plate portion and having a plurality of bolt insertion holes,
Fixing plate A comprising
[0017]
(2) a side plate portion having a trapezoidal shape with an upper side shorter than a lower side and having a plurality of bolt insertion holes;
A backing plate portion extending from the base end side of the side plate portion in the vertical direction opposite to the fixing plate A and provided with a plurality of bolt insertion holes;
Fixed plate B comprising:
[0018]
(3) A plate material used in a shape sandwiched between the fixing plate A and the fixing plate B and having a plurality of bolt insertion holes,
A notch in which one side is a vertical side and the other side is an upper right oblique side, and an intersection of the vertical side and the oblique side forms an arc shape,
One side is a hypotenuse that descends to the left and the other side is a vertical side, and the intersection of the hypotenuse and the vertical side forms an arc-shaped convex portion,
A plate material C comprising
[0019]
(4) A column-attached joint metal material D obtained by fixing the fixing plate A, the fixing plate B, and the plate material C described above.
[0020]
2. (1) A side plate E having a trapezoidal shape having an upper side longer than a lower side and having a plurality of bolt insertion holes.
[0021]
(2) A plate material used in a shape sandwiched by two side plates E, and provided with a plurality of bolt insertion holes,
One side is a vertical side and the other side is the upper right oblique side, and the intersection of the vertical side and the oblique side forms an arc-shaped convex portion,
A notch where one side is a hypotenuse of the left and the other side is a vertical side, and an intersection of the hypotenuse and the vertical side forms an arc shape,
A sheet material F made of
[0022]
(3) A beam-attached joint metal material G formed by fixing the side plates EE and the plate material F described above.
Third, how the above-structured joining method and the joined hardware work to solve the problem will be described below with reference to the drawings.
[0023]
FIG. 1 is a perspective view of a joint portion between a pillar and a beam showing an embodiment of the present invention, FIG. 2 is a perspective view showing a joining process of the present invention, and FIG. 3 is a perspective view of a joint metal material D and a structure thereof. FIG. 4 is a perspective view of a joint metal material G and a structure thereof.
[0024]
In the present invention, the joint hardware D shown in FIG. 3 is attached to a column, while the joint hardware G shown in FIG. 4 is attached to a beam, and the two are fitted to join the column and the beam. .
[0025]
At this time, the oblique sides 11 and 11 of the side plates 10 and 10 of the fixing plate A and the fixing plate B, which are the components of the joint hardware D, are the oblique sides 20 of the side plates E and E, which are the components of the joint hardware G. 20.
[0026]
On the other hand, the hypotenuse 12 of the plate material C which is a component of the joint hardware D is joined to the hypotenuse 21 of the plate F which is a component of the joint hardware G.
[0027]
As described above, in the present invention, the joint hardware D and G are fitted in such a manner that the oblique sides of the structures of the joint hardware D and G attached to the pillar and the beam are joined, thereby fixing the pillar and the beam. Things. Since the oblique sides are joined to each other in this manner, the weight of the beam is dispersed not only vertically but also obliquely.
[0028]
As described above, according to the present invention, it is possible to provide a method of connecting a column and a beam of a wooden frame and a connecting hardware that can cover the weakness to the weight of the beam by dispersing the weight.
[0029]
BEST MODE FOR CARRYING OUT THE INVENTION
1. Preferred embodiments of the present invention will be described below with reference to the drawings.
[0030]
2. The connection of the columns and beams of the wooden frame according to the present invention is performed in the following procedure.
[0031]
First, the fixed plate A shown in FIG. 3A, the plate material C shown in FIG. 3B, and the fixed plate B shown in FIG. 3C are sandwiched between the fixed plate A and the fixed plate B. The parts are integrally formed and fixed by a method such as welding, caulking, or screwing to form a metal joint material D shown in FIG.
[0032]
As shown in FIGS. 1 and 2, the metal joint material D is fitted into a tenon groove 31 provided in the pillar 30 so that the contact plate portions 13a and 13b are fitted. The bolt insertion holes 32 provided in the pillar 30, the bolt insertion holes 14 provided in the contact plate portions 13 a and 13 b, and the surface of the pillar 30 opposite to the surface on which the tenon groove 31 is provided are contacted. The bolts 60 are inserted into the bolt insertion holes 51 provided in the washer plate 50 and the bolt insertion holes 71 provided in the plate-shaped screw washer 70 used to be overlapped with the backing plate portions 13a and 13b. And fix it.
[0033]
Next, the side plates EE shown in FIGS. 4 (a) and 4 (c) and the side plate F shown in FIG. 4 (b) are integrally welded, caulked or crimped so that the side plates EE sandwich the side plate F. It is fixed by a method such as screwing to form a joint metal material G shown in FIG.
[0034]
This joint metal material G is fitted into a slit 41 provided in a beam 40 as shown in FIGS. Then, the bolts 61 are inserted and fixed into the bolt insertion holes 22... Provided on the right side and the upper side of the side plates E and F in a front view and the bolt insertion holes 42.
[0035]
As described above, after the joint hardware D is attached to the pillar 30 and the joint hardware G is attached to the beam 40, the joint hardware D and the joint hardware G are fitted as shown in FIG. Combine columns and beams.
[0036]
At this time, the convex portion 15 of the plate material C, which is a component of the bonding metal material D, fits into the notch 24 of the plate material F, which is a component of the bonding metal material G, and the convex portion 23 of the plate material F The metal joint material D and the metal joint material G are joined so as to fit into the cutouts 16.
[0037]
In such a connected state, the bolt insertion holes 17 provided in the fixed plate A, the fixed plate B and the plate material C, the bolt insertion holes 25 provided in the side plates E and F, and the beam 40 are formed. Bolts 62, 62 are inserted into the provided bolt insertion holes 43, 43 to fix the joint hardware and the joint hardware and the beam.
[0038]
Also, bolt insertion holes 18 and 18 provided at the lower right end of the side plates 10 and 10 of the fixed plates A and B in the front view, and bolt insertion holes provided at the lower left end of the projection 15 of the plate material C and the front view. The bolt 63 is inserted into the bolt insertion hole 44 provided in the beam 18 and the beam 40, and the joint hardware D is fixed to the beam 40.
[0039]
As described above, the metal joint materials and the columns and beams are fixed.
[0040]
3. Next, the structure of the metal joint material will be described.
[0041]
FIG. 3A is a perspective view of the fixing plate A. The fixing plate A has a trapezoidal shape in which the upper side is shorter than the lower side, and is provided with a bolt insertion hole 17 and a bolt insertion hole 18, and extends vertically from a base end side of the side plate 10. In addition, a plurality of bolt insertion holes 14 are formed with the backing plate portion 13a provided with a plurality.
[0042]
FIG. 3B is a perspective view of the plate material C. The plate material C is a plate material provided with a bolt insertion hole 17 and a bolt insertion hole 18. One side is a vertical side, and the other side is an oblique side at the upper right, and the intersection of the vertical side and the oblique side has an arc shape. A cutout portion 16 is formed, and a convex portion 15 is formed in which one side is a hypotenuse sloped to the left and the other side is a vertical side, and an intersection of the hypotenuse and the vertical side forms an arc shape.
[0043]
FIG. 3C is a perspective view of the fixing plate B. The fixing plate B has a trapezoidal shape in which the upper side is shorter than the lower side and has a bolt insertion hole 17 and a bolt insertion hole 18, and the fixing plate A is opposite to the fixing plate A from the base end side of the side plate 10. And a backing plate portion 13b provided with a plurality of bolt insertion holes 14 extending in the vertical direction.
[0044]
FIGS. 4A and 4C are perspective views of the side plate E. FIG. The side plate E has a trapezoidal shape in which the upper side is longer than the lower side, and is provided with a plurality of bolt insertion holes 22 and bolt insertion holes 25.
[0045]
FIG. 4B is a perspective view of the plate material F. The plate material F is a plate material provided with a plurality of bolt insertion holes 22... And a bolt insertion hole 25. One side is a vertical side, the other side is a right-hand oblique side, and the intersection of the vertical side and the oblique side is provided. A convex portion 23 having a circular arc shape and a cutout portion 24 having an arcuate shape at the intersection of the oblique side and the vertical side are formed. ing.
[0046]
【The invention's effect】
With the above-described configuration of the present invention, it is possible to provide a method and a fitting for connecting a column and a beam of a wooden frame that can cover the weakness to the weight of the beam by dispersing the weight. It becomes.
[Brief description of the drawings]
FIG. 1 is a perspective view of a joint portion between a pillar and a beam, showing an embodiment of the present invention.
FIG. 2 is a perspective view showing a joining step of the present invention.
FIG. 3 is a perspective view of a joint hardware D and its constituent body.
FIG. 4 is a perspective view of a metal joint material G and a structure thereof.
FIG. 5 is a perspective view of a case where a pillar and a beam are joined using a conventional joining hardware.
10. Side plate portion 11, 12 Oblique side 13a, 13b Patch plate portion 14, 17, 18 Bolt insertion hole 20, 21, Oblique side 22, 25 Bolt insertion hole 23 Projection 24 Notch 30, pillar 31, mortise groove 32, bolt insertion hole 40, beam 41, slits 42, 43, 44, bolt insertion hole 50, washer plate 51, bolt insertion hole 60, 61, 62, 63 Bolt 70 Screw washer 71 Bolt insertion hole

Claims

1. a side plate portion having a trapezoidal shape with an upper side shorter than the lower side and having a plurality of bolt insertion holes;
A contact plate portion extending vertically from the base end side of the side plate portion and having a plurality of bolt insertion holes,
Fixing plate A comprising
A side plate portion having a trapezoidal shape with an upper side shorter than the lower side and having a plurality of bolt insertion holes,
A backing plate portion extending from the base end side of the side plate portion in the vertical direction opposite to the fixing plate A and provided with a plurality of bolt insertion holes;
Fixed plate B comprising:
A plate material used in a shape sandwiched between the fixing plate A and the fixing plate B and having a plurality of bolt insertion holes,
A notch in which one side is a vertical side and the other side is an upper right oblique side, and an intersection of the vertical side and the oblique side forms an arc shape,
One side is a hypotenuse that descends to the left and the other side is a vertical side, and the intersection of the hypotenuse and the vertical side forms an arc-shaped convex portion,
A plate material C comprising
The fixing plate A, the fixing plate B and the plate material C are fixed to each other, and the backing plate portion of the fixing plate A, which is a component of the column-attachable joint hardware D, is fitted into a tenon groove provided on the side surface of the column. Fixing with bolts,
2. A side plate E having a trapezoidal shape with an upper side longer than a lower side and having a plurality of bolt insertion holes.
A plate material used in a shape sandwiched by two side plates EE and having a plurality of bolt insertion holes,
One side is a vertical side and the other side is the upper right oblique side, and the intersection of the vertical side and the oblique side forms an arc-shaped convex portion,
A notch where one side is a hypotenuse of the left and the other side is a vertical side, and an intersection of the hypotenuse and the vertical side forms an arc shape,
A sheet material F made of
A step of fitting the beam-attachable joint hardware G, which is formed by fixing the side plates EE and the plate F, into a slit provided in the beam, and fixing with a bolt;
3. The projecting portion of the plate material C, which is a component of the joint hardware D attached to the pillar, is fitted into the notch of the plate F, which is a component of the joint hardware G inserted into the beam, and the plate C The fitting metal material D and the fitting metal material G are fitted in such a shape that the convex portion of the plate material F fits into the notch portion of the above, and the bolt is inserted from the side surface of the beam in this state, and is joined to the binding metal material D. A step of fixing the metal material G and fixing the columns and beams.
4. A method of connecting a column and a beam of a wooden frame, comprising the above steps.

1, (1) a side plate portion having a trapezoidal shape whose upper side is shorter than the lower side and provided with a plurality of bolt insertion holes;
A contact plate portion extending vertically from the base end side of the side plate portion and having a plurality of bolt insertion holes,
Fixing plate A comprising
(2) a side plate portion having a trapezoidal shape with an upper side shorter than a lower side and having a plurality of bolt insertion holes;
A backing plate portion extending from the base end side of the side plate portion in the vertical direction opposite to the fixing plate A and provided with a plurality of bolt insertion holes;
Fixed plate B comprising:
(3) A plate material used in a shape sandwiched between the fixing plate A and the fixing plate B and having a plurality of bolt insertion holes,
A notch in which one side is a vertical side and the other side is an upper right oblique side, and an intersection of the vertical side and the oblique side forms an arc shape,
One side is a hypotenuse that descends to the left and the other side is a vertical side, and the intersection of the hypotenuse and the vertical side forms an arc-shaped convex portion,
A plate material C comprising
(4) A column-attached joint metal material D obtained by fixing the fixing plate A, the fixing plate B, and the plate material C described above.
2. (1) A side plate E having a trapezoidal shape having an upper side longer than a lower side and having a plurality of bolt insertion holes.
(2) A plate material used in a shape sandwiched between two side plates EE and having a plurality of bolt insertion holes,
One side is a vertical side and the other side is the upper right oblique side, and the intersection of the vertical side and the oblique side forms an arc-shaped convex portion,
A notch where one side is a hypotenuse of the left and the other side is a vertical side, and an intersection of the hypotenuse and the vertical side forms an arc shape,
A sheet material F made of
(3) A beam-attached joint metal material G formed by fixing the side plates EE and the plate material F described above.
3. A wooden framed column-and-beam coupling hardware composed of the above-mentioned column-mounting coupling metal material D and the beam-mounting coupling metal material G.