JP4257963B2

JP4257963B2 - Joining hardware

Info

Publication number: JP4257963B2
Application number: JP2000115150A
Authority: JP
Inventors: 毅郡司
Original assignee: 株式会社タナカ
Priority date: 2000-04-17
Filing date: 2000-04-17
Publication date: 2009-04-30
Anticipated expiration: 2020-04-17
Also published as: JP2001295376A

Description

【０００１】
【発明の属する技術分野】
この発明は、木造構造物において、土台、梁等の横架材と柱との、接合に使用される接合金物に関する。
【０００２】
【従来の技術】
従来の木造構造において、土台、柱、梁、筋交い等の接合は、用途に応じて、夫々独自の接合金物を使用している。
【０００３】
【発明が解決しようとする課題】
この場合、接合箇所に応じた各種金物を用意しなければならない問題点があった。
【０００４】
【課題を解決するための手段】
然るにこの発明では、接合予定の構造材に当接する第一当接片、第二当接片とからなる当接部材と所定強度を有する接合基材とから接合用金物を構成したので、前記問題点を解決した。
【０００５】
即ちこの発明は、接合する構造材に当接する当接部材と、該当接部材に添設して使用するＬ字形で所定強度を有する接合基材とからなる接合用金物であって、前記Ｌ字形の接合基材を構成する一片及び他片は、夫々貫通孔が穿設してなり、前記当接部材は、接合する構造材に当接する第一当接片と第二当接片とを直角に配置し、両当接片の直角を維持する補強片とを一体に形成してなり、前記第一当接片及び第二当接片には、前記貫通孔に対応した巾方向の長孔を穿設したことを特徴とする接続用金物である。
【０００６】
また、前記において、補強片に透孔を穿設して、筋交い固定片とした接続用金物である。また、方形の第一当接片の一縁に第二当接片を連設し、該一縁に隣接する他縁に補強片を連設し、前記補強片に、前記第二当接片と同一形状で、同一の長孔を穿設した折り代片を連設し、一体に形成して当接部材基板を構成し、前記当接部材基板を折り曲げ、前記折り代片と第二当接片とを重ねて、当接部材を形成する接続用金物である。
【０００７】
【発明の実施の形態】
接合する構造材、例えば土台と柱とを接合する場合、土台の上面と柱の側面の直角の各面に当接す固定される当接部材は、柱の面に固定される第一当接片と土台の面に固定する第二当接片とからなる。両当接片が補強片で固定され直角が維持される。
【０００８】
当接部材の各当接片に夫々添設できる一片及び他片からなるＬ字形で所定強度を有する接合基材とする。当接部材に接合基材を添設して接合用金物が構成される。接合基材の一片の貫通孔と第一当接片の長孔が、他片の貫通孔と第二当接片の長孔とが、夫々連通する。
【０００９】
接合基材１は、それ自体で、構造材の接合を維持できる強度を有し、例えば、断面１２０×１２０ｍｍの土台３０と、断面１２０×１２０ｍｍの柱３５とを接合する場合には、材厚ｔ1 （＝７ｍｍ）、巾Ｄ1 （＝３０ｍｍ）、各片２、３の長さＬ1 （＝１００ｍｍ）、長さＬ2 （＝６５ｍｍ）で形成されている(図２（ｂ）)。
【００１０】
【実施例１】
図１〜図４に基づきこの発明の実施例を説明する。
【００１１】
一片２及び他片３とからなるＬ字状の接合基材１は、接合部に求められる強度に応じた強度を有する材質、厚さなどで形成されている。前記一片２は柱３５との固定に使用され、ボルト等を挿通する貫通孔４が穿設されている。また、前記他片３は、土台３０等の横架材との固定に使用され、ボルト等を挿通する貫通孔４が穿設されている（図２（ｂ））。
【００１２】
柱３５の側面３６に当接できる所定巾Ｄ0 の長方形からなる第一当接片７の一縁８に同じ巾Ｄ0 の第二当接片１１を連接する。前記一縁８は、柱と横架材との接合縁２８に位置する。前記第一当接片７、第二当接片１１には、巾方向に長い長孔１９、２０が夫々穿設されている。前記第一当接片７の長孔１９は、前記接合基材１の一片２の貫通孔４に対応し、第二当接片１１の長孔２０は、前記接合基材１の他片３の貫通孔５に対応して、夫々形成されている。
【００１３】
続いて、前記第一当接片７の一縁８に隣接する他縁９に、長方形の補強片１３の一縁１４を連設する。前記補強片１３の一縁１４に隣接する縁で、第二当接片１１側の縁１５に、第二当接片１１と同一形状（長さＬ1 、巾Ｄ0 ）の折り代片１７の縁１８を連設する。前記折り代片１７には、前記第二当接片１１の長孔２０と同一位置に、長孔２１が穿設されている。
【００１４】
以上のように構成される当接部材基板２３が、一体に形成されている（図１）。前記当接部材基板２３の第一当接片７、補強片１３には、釘などを使用する為の透孔２４、２４が穿設されている（図１）。前記当接部材基板２３を、連設した各縁８、９（１４）、１８で直角に折り、第二当接片１１の下面に折り代片１７を重ね、第一当接片７、第二当接片１１、補強片１７とが互いに直角に位置する当接部材２５を構成する（図２（ａ））。
【００１５】
以上のように形成した当接部材２５の内面に、第一当接片７と一片２、第二当接片１１と他片３とが夫々当接するように、接合基材１を重ねて、この発明の接合用金物２７を構成する（図２（ｃ））。貫通孔４と長孔１９、貫通孔５と長孔２０（２１）とは夫々連通する。
【００１６】
続いて、この接合用金物２７の使用について説明する。
【００１７】
土台（横架材。構造材）３０の上面３１に、柱（構造材）３５の端面３６を接合する。土台３０には、接合用金物２７の貫通孔５に対応した貫通孔３３が穿設してある。土台３０の下面３２側から貫通孔３３に座付きボルト４２が挿入され、土台３３の上面３１から座付きボルト４２の螺杆４４の先端部４５が突出し、貫通孔３３の下端部の収容部３４に座付きボルト４２の座盤４３が収容されている。
【００１８】
土台３０の上面３１に、柱３５の端面３６を取付ける。螺杆４４の先端部４５を長孔２０、２１に挿入しながら、当接部材２５を接合部に添設する。第二当接片１１は土台３０の上面３１に、第一当接片７は柱３５の側面３７に当接する。続いて、接合部の接合強度に見合った接合基材１を、貫通孔３に螺杆４４の先端部４５を挿通させて、当接部材２５に添設する。接合基材１の貫通孔３から突出した螺杆４４の先端部４５にナット４６を螺合緊結して、貫通孔３から、スクリューボルト４７を柱３５側にねじ込む。また、透孔２４、２４からねじ４８、４８を柱３５にねじ込む。以上のようにして、土台３０と柱３５との接合を完了する。
【００１９】
次に、補強片１３の外側に筋交い３９の下端部４０を当接し、補強片１３の透孔２４、２４から釘類４９、４９を打ち、接合用金物２７と筋交い３９とを固定する。以上で、土台３０、柱３５、筋交い３９の接合を完了する。
【００２０】
前記において、筋交い３９の接合位置に合わせて、補強片１３の位置を決めて当接部材２５を配置し、接合基材１が土台３０（柱３５）の巾方向で中央部５０に位置するように長孔１９、２０、２１で調節し、配置できる（図４）。
【００２１】
前記実施例において、当接部材基板２３に、折り代片１７を設けたが、折り代片１７は省略して、折り曲げた状態で、補強片１３の他縁１５を第二当接片１１の縁１２に溶接することもできる（図示していない）。
【００２２】
また、前記実施例において、当接部材２５は、一枚の当接部材基板２３を屈曲して形成したが、第一当接片７、第二当接片１１及び補強片１３とを有すれば、各片の内の一つ又は全部を分離して形成し、溶接して組立ることもできる（図示していない）。
【００２３】
【発明の効果】
接合する構造材に当接でき、かつ直角を維持できる当接部材と、当接部材に添設して使用するＬ字形で所定強度を有する接合基材とからな接合用金物を構成したので、所望強度の接合基材を選択すれば、土台と柱、梁と柱、など柱と横架材との各種接合場所に適用できる効果がある。また、同様の直角を維持する接合箇所であれば、梁と梁などの接合箇所でも同様に使用できる。
【００２４】
また、接合基材で、所望も強度を保持すれば、当接部材は、構造材（木造）へのめり込みを防止できる程度に薄い肉厚の材料で構成でき、全体として材料の無駄を省くことができる。
【００２５】
また、第一第二当接片の直角を維持する補強片を筋交い固定用の受具に使用でき、筋交い固定用の部材を新たに追加することなく、整ったおさまりの構造とすることができる。また、当接部材を、１枚の当接部材基板を折り曲げて形成すれば、材料の無駄を省き、効率良い当接部材の組立ができる。
【図面の簡単な説明】
【図１】この発明の実施に使用する当接部材基板の正面図である。
【図２】この発明の実施例の斜視図で、（ａ）は当接部材、（ｂ）は接合基材、（ｃ）は接合用金物を夫々表す。
【図３】接合用金物の使用状態の縦断面図である。
【図４】同じく側面図である。
【符号の説明】
１接合基材
２一片（接合基材）
３他片（接合基材）
４貫通孔（一片）
５貫通孔（他片）
７第一当接片
８一縁（第一当接片）
９他縁（第一当接片）
１１第二当接片
１３補強片
１４一縁（補強片）
１５他縁（補強片）
１７折り代片
１８一縁（折り代片）
１９長孔（第一当接片）
２０長孔（第二当接片）
２１長孔（折り代片）
２３当接部材基板
２４透孔
２５当接部材
２７接合用金物
２８接合縁
３０土台（構造材）
３５柱（構造材）
３９筋交い
４２座付きボルト
４３座盤
４４螺杆[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a metal fitting used for joining a horizontal member such as a base or a beam to a column in a wooden structure.
[0002]
[Prior art]
In a conventional wooden structure, each of the base, pillar, beam, bracing, and the like uses its own joint hardware depending on the application.
[0003]
[Problems to be solved by the invention]
In this case, there has been a problem that various kinds of hardware according to the joint location must be prepared.
[0004]
[Means for Solving the Problems]
However, in this invention, since the joining hardware is composed of the abutting member composed of the first abutting piece and the second abutting piece that abut on the structural material to be joined and the joining base material having a predetermined strength, the above-mentioned problem The point was solved.
[0005]
That is, the present invention is a metal fitting for joining comprising a contact member that contacts a structural material to be joined, and an L-shaped joining base material that is attached to the contact member and has a predetermined strength. Each of the one piece and the other piece constituting the joining base material is formed with a through hole, and the contact member has a right angle between the first contact piece and the second contact piece that contact the structural material to be joined. The first contact piece and the second contact piece are elongated in the width direction corresponding to the through hole. This is a metal fitting for connection characterized by having a hole.
[0006]
Further, in the above, it is a connection metal fitting in which a reinforcing hole is provided with a through hole to form a bracing fixing piece. Further, a second contact piece is connected to one edge of the square first contact piece, a reinforcement piece is connected to the other edge adjacent to the one edge, and the second contact piece is connected to the reinforcement piece. Folding margin pieces having the same shape and having the same elongated holes are continuously arranged and integrally formed to constitute the abutting member substrate, and the abutting member substrate is bent, and the folding margin piece and the second abutting member are formed. It is a metal fitting for connection which forms a contact member by overlapping the contact piece.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
When joining a structural material to be joined, for example, a base and a column, the fixed abutting member that abuts on each surface at right angles of the top surface of the base and the side surface of the column is a first abutment that is fixed to the surface of the column. It consists of a piece and the 2nd contact piece fixed to the surface of a base. Both abutting pieces are fixed by reinforcing pieces, and the right angle is maintained.
[0008]
An L-shaped joining base material having a predetermined strength and one piece that can be attached to each contact piece of the contact member is used. A joining base material is attached to the contact member to form a joining hardware. The through hole of one piece of the joining base and the long hole of the first contact piece communicate with the through hole of the other piece and the long hole of the second contact piece, respectively.
[0009]
The joining base material 1 itself has a strength capable of maintaining the joining of the structural material. For example, when joining the base 30 having a cross section of 120 × 120 mm and the column 35 having a cross section of 120 × 120 mm, the thickness of the material It is formed with t1 (= 7 mm), width D1 (= 30 mm), length L1 (= 100 mm) and length L2 (= 65 mm) of each piece 2 and 3 (FIG. 2B).
[0010]
[Example 1]
An embodiment of the present invention will be described with reference to FIGS.
[0011]
The L-shaped joining base material 1 composed of the one piece 2 and the other piece 3 is formed of a material having a strength corresponding to the strength required for the joining portion, a thickness, and the like. The piece 2 is used for fixing to the column 35, and a through hole 4 through which a bolt or the like is inserted is formed. Further, the other piece 3 is used for fixing to a horizontal member such as a base 30 and has a through hole 4 through which a bolt or the like is inserted (FIG. 2B).
[0012]
The second abutting piece 11 having the same width D0 is connected to one edge 8 of the first abutting piece 7 made of a rectangle having a predetermined width D0 which can abut against the side surface 36 of the column 35. The said edge 8 is located in the joining edge 28 of a pillar and a horizontal member. The first contact piece 7 and the second contact piece 11 are respectively provided with long holes 19 and 20 that are long in the width direction. The long hole 19 of the first contact piece 7 corresponds to the through hole 4 of the piece 2 of the joining base material 1, and the long hole 20 of the second contact piece 11 is the other piece 3 of the joining base material 1. Are formed corresponding to the through holes 5 respectively.
[0013]
Subsequently, one edge 14 of the rectangular reinforcing piece 13 is connected to the other edge 9 adjacent to the one edge 8 of the first contact piece 7. An edge adjacent to one edge 14 of the reinforcing piece 13 and an edge of the folding margin piece 17 having the same shape (length L 1, width D 0) as the second contact piece 11 on the edge 15 on the second contact piece 11 side. 18 is connected continuously. A slot 21 is formed in the folding margin piece 17 at the same position as the slot 20 of the second contact piece 11.
[0014]
The contact member substrate 23 configured as described above is integrally formed (FIG. 1). The first contact piece 7 and the reinforcing piece 13 of the contact member substrate 23 are provided with through holes 24 and 24 for using nails or the like (FIG. 1). The contact member substrate 23 is folded at a right angle at each of the continuously provided edges 8, 9 (14) and 18, and the folding contact piece 17 is overlapped on the lower surface of the second contact piece 11, and the first contact piece 7, The two abutting pieces 11 and the reinforcing piece 17 constitute an abutting member 25 positioned at a right angle to each other (FIG. 2A).
[0015]
On the inner surface of the contact member 25 formed as described above, the joining base material 1 is overlapped so that the first contact piece 7 and the one piece 2 and the second contact piece 11 and the other piece 3 are in contact with each other, The metal fitting 27 for joining of this invention is comprised (FIG.2 (c)). The through hole 4 and the long hole 19 and the through hole 5 and the long hole 20 (21) communicate with each other.
[0016]
Subsequently, the use of the bonding hardware 27 will be described.
[0017]
An end surface 36 of a column (structural material) 35 is joined to an upper surface 31 of a base (horizontal material; structural material) 30. A through hole 33 corresponding to the through hole 5 of the bonding hardware 27 is formed in the base 30. A seating bolt 42 is inserted into the through hole 33 from the lower surface 32 side of the base 30, a tip 45 of the screw 44 of the seating bolt 42 projects from the upper surface 31 of the base 33, and a seating bolt in the receiving portion 34 at the lower end of the through hole 33. 42 seats 43 are accommodated.
[0018]
The end surface 36 of the column 35 is attached to the upper surface 31 of the base 30. The abutting member 25 is attached to the joint portion while the distal end portion 45 of the screw 44 is inserted into the long holes 20 and 21. The second contact piece 11 contacts the upper surface 31 of the base 30, and the first contact piece 7 contacts the side surface 37 of the column 35. Subsequently, the joining base material 1 corresponding to the joining strength of the joining portion is attached to the contact member 25 by inserting the tip portion 45 of the screw 44 into the through hole 3. A nut 46 is screwed and fastened to the tip 45 of the screw 44 protruding from the through hole 3 of the joining base material 1, and the screw bolt 47 is screwed into the column 35 from the through hole 3. Further, screws 48 and 48 are screwed into the pillars 35 from the through holes 24 and 24. As described above, the joining of the base 30 and the pillar 35 is completed.
[0019]
Next, the lower end portion 40 of the brace 39 is brought into contact with the outer side of the reinforcing piece 13, and nails 49 and 49 are hit from the through holes 24 and 24 of the reinforcing piece 13 to fix the joining hardware 27 and the brace 39. Thus, the joining of the base 30, the column 35, and the brace 39 is completed.
[0020]
In the above, the position of the reinforcing piece 13 is determined in accordance with the joining position of the brace 39, the abutting member 25 is arranged, and the joining base material 1 is located at the central portion 50 in the width direction of the base 30 (column 35). It can be adjusted and arranged with the long holes 19, 20, 21 (FIG. 4).
[0021]
In the above embodiment, the folding margin piece 17 is provided on the abutting member substrate 23, but the folding margin piece 17 is omitted and the other edge 15 of the reinforcing piece 13 is attached to the second abutting piece 11 in a folded state. It can also be welded to the edge 12 (not shown).
[0022]
In the above-described embodiment, the contact member 25 is formed by bending the single contact member substrate 23, but includes the first contact piece 7, the second contact piece 11, and the reinforcing piece 13. For example, one or all of the pieces can be formed separately and assembled by welding (not shown).
[0023]
【The invention's effect】
Since the joining hardware made up of the abutting member that can abut on the structural material to be joined and can maintain a right angle, and a joining base material having a predetermined strength in an L shape attached to the abutting member, If a joining base material having a desired strength is selected, there is an effect that it can be applied to various joining places between a pillar and a horizontal member such as a base and a pillar, a beam and a pillar. Moreover, if it is a joining location which maintains the same right angle, it can be used similarly also in joining locations, such as a beam.
[0024]
In addition, if the joining base material maintains the desired strength, the abutting member can be made of a material that is thin enough to prevent penetration into the structural material (wooden structure), and overall waste of material can be saved. it can.
[0025]
In addition, the reinforcing piece that maintains the right angle of the first and second abutting pieces can be used as a brace fixing member, and a neat structure can be obtained without newly adding a bracing member. . Further, if the contact member is formed by bending a single contact member substrate, waste of material can be saved and the contact member can be efficiently assembled.
[Brief description of the drawings]
FIG. 1 is a front view of a contact member substrate used in the practice of the present invention.
2A and 2B are perspective views of an embodiment of the present invention, in which FIG. 2A shows an abutting member, FIG. 2B shows a joining base material, and FIG. 2C shows a joining hardware.
FIG. 3 is a vertical cross-sectional view of a bonding hardware in use.
FIG. 4 is a side view of the same.
[Explanation of symbols]
1 Bonding substrate 2 One piece (bonding substrate)
3 Other pieces (joining base material)
4 Through hole (one piece)
5 Through hole (other piece)
7 First contact piece 8 One edge (first contact piece)
9 Other edge (first contact piece)
11 Second contact piece 13 Reinforcement piece 14 One edge (reinforcement piece)
15 Other edge (reinforcement piece)
17 Folding margin 18 One edge (folding margin)
19 Long hole (first contact piece)
20 Long hole (second contact piece)
21 Long hole (folding margin)
23 Contact member substrate 24 Through hole 25 Contact member 27 Joining hardware 28 Joining edge 30 Base (structural material)
35 Pillar (Structural material)
39 Bracing 42 Seated bolt 43 Seat base 44 Raden

Claims

A joining hardware comprising a contact member that contacts a structural material to be joined and an L-shaped joining base material that is attached to the corresponding contact member and has a predetermined strength. The one piece and the other piece are each formed with a through-hole, and the contact member has a first contact piece and a second contact piece that contact the structural material to be joined arranged at right angles. A reinforcing piece that maintains the right angle of the contact piece is integrally formed, and the first contact piece and the second contact piece are provided with long holes in the width direction corresponding to the through holes. Connection hardware characterized by.

The metal fitting for connection according to claim 1, wherein a through hole is formed in the reinforcing piece to form a brace fixing piece.

A second contact piece is connected to one edge of the square first contact piece, a reinforcement piece is connected to the other edge adjacent to the one edge, and the reinforcement piece is the same as the second contact piece. Folding margin pieces having the same shape and having the same long hole are continuously formed and formed integrally to form a contact member substrate, the contact member substrate is bent, and the folding margin piece and the second contact piece are formed. The metal fitting for connection according to claim 1, wherein the contact member is formed by superimposing and.