JP3084496U - Pillar / base fastening structure and its fasteners in wooden buildings - Google Patents

Abstract

(57) [Summary] [Problem] Even when a wall frame is subjected to a horizontal force,
A strong pillar / base fastening structure and pillars that do not allow the pillars to rise from the base will improve the seismic and wind resistance of the wooden building. SOLUTION: A contact plate member a and a bottom member b form a substantially L-shaped side surface, and an integral fastener B contacts the contact plate member a with a side surface of a column A and uses the bottom member b as a base. Aboard,
The locking piece c of the contact plate a is fitted and locked in the recess on the side surface of the column A, and the tightening bolt is inserted into the bolt insertion hole of the contact plate a and the bolt through hole of the column A corresponding thereto. 26, a nut 27 is screwed into the nut, and tightened, and the bolt insertion hole 20 of the bottom member b and the bolt through hole 24 of the base corresponding thereto are screwed.
₁ is a column / base fastening structure in a wooden building in which a tightening bolt 24 is inserted and a nut 25 is screwed into the tightening bolt 24 and tightened.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a pillar / base fastening structure and a fastening fitting for a wooden building.

[0002]

[Prior art]

 In a wooden building, a rectangular wall frame composed of columns and horizontal members (beams, bases, etc.) can resist the horizontal force of the wall surface by incorporating diagonal members or braces at diagonal positions. The building has been given earthquake resistance and wind resistance.

[0003] The brace receives a compressive force or a tensile force depending on the direction of the horizontal force. At that time, a material that does not break or bend is employed. It is firmly fastened to the shaft frame, ie, the column or / and the transverse member.

[0004]

[Problems to be solved by the invention]

 Now, for example, as shown in FIG. 12, in the case of a wall frame composed of the base 1, the columns 2 to 4 and the beams 5, the braces 6, 7 are symmetrically arranged with respect to the center column 3 in a C-shape. That is, when the brace 6 is incorporated between the base 1, the column 2 and the beam 5 and the column 3, and the brace 7 is incorporated between the base 1, the column 4 and the beam 5, and the column 3, the horizontal force is reduced by an arrow. Assuming that the direction of the mark 8 is applied, that is, from the column 4 side to the 2 side, the brace 7 receives the tensile force, and the brace 6 receives the compressive force, and the brace 6 is connected to the base 1 and the column 2 at the lower end. With the fastening portion of (5) as a fulcrum, the fastening portion with the beam 5 and the column 3 at the upper end is caused to make an arc motion to rotate in the direction of the arrow 8 described above.

For this reason, a force is applied to the columns 3 and 4 to lift the columns 3 and 4 from the base 1. Reduces frame drag. Of course, the pillars 2 to 4 are erected by conventional means such as cutting, perforating, bonding, etc. with respect to the base 1, but such an erected structure prevents the floating in the above case. Is often not enough to do so.

[0006] The present invention provides a strong column / base fastening structure and a fastening fitting for the column that does not rise from the base when subjected to a horizontal force even in a wall frame having the above-described configuration. This aims to improve the seismic and wind resistance of wooden buildings.

[0007]

[Means for Solving the Problems]

The pillar / base fastening structure of the wooden building according to the present invention according to claim 1 is as follows: (1) The fastening plate B, in which the contact plate member a and the bottom member b form a substantially L-shaped side surface, are integrated with the contact plate member a. Abuts on the side surface of the column A, and the bottom member b is mounted on the base. (2) The locking piece c of the abutting plate material a is fitted and locked in the recess on the side surface of the column A, (3) A tightening bolt 26 is inserted into a bolt insertion hole of the contact plate member a and a bolt through hole of the column A corresponding thereto, and a nut 27 is screwed and tightened therein. the bolt through hole 24 ₁ of the base that matches to the bolt inserted inclusive holes 20 by inserting the tightening bolt 24, it is formed by screwed clamping nut 25.

According to the second aspect of the present invention, the pillar / base fastening structure in the wooden building is as follows: (1) A plurality of fastening fittings B 1 in which the abutting plate material a and the bottom member b form a substantially L-shaped side surface and are integrated. , with contact each abutment plate a multiple sides of the column a, multiply each of the bottom member b, and base 10 ₁ to 10 ₄ abutment plate a is opposed to the respective side surfaces of the abutting column a it mounting, (2) each locking piece c of the contact plate a is, locks the fitting engagement in a plurality of side surfaces of the pillar a in position rest recess _131-134 of that different up and down, (3) and the bar a bolt through-holes 14 ₁ to 14 ₄ of which matches to the two respective bolt interpolation inclusive holes 15 ₁ to 15 ₄ of the abutment plate a abutting on opposite sides of the pillar a is their respective vertical The tightening bolts 26 passed through them are arranged at different positions in the vertical direction, and the nuts 27 are screwed together to tighten them. (4) as well as through the bottom member tightening bolt 24 into the bolt through-hole 24 ₁ of the base of the bolt inserted inclusive hole 20 matches to the b, it is formed by screwed clamping nut 25.

In the above, it is apparent that the column A may be a wall frame having a configuration in which a pair of braces are symmetrically arranged in a C shape.

[0010] locking piece c, in addition to what is fixed by welding or the like to contact the plate material a, and the column set at required intervals mounting holes _161-164 in the vertical abutment plate a, which any The fixing piece c may be attached to the above.

In addition, a reinforcing connection piece 23 is welded between the abutting plate member a and the bottom member b of the fastening member B, and the reinforcing member 23 is erected on the bottom plate 21 provided with the bolt insertion hole 20 of the bottom member b. Providing the wall 22 is preferable in practice.

According to a seventh aspect of the present invention, (1) a contact plate a contacting the side surface of the column A and a bottom member b mounted on the base are integrally formed in a substantially L-shaped side surface. (2) The abutting plate material a is provided with a locking piece c which is fitted and locked in a recess on the side surface of the column A, and a bolt insertion hole is provided which matches a bolt through hole of the column A. and that it, (3) the bottom member b becomes provided with a bolt inserted inclusive holes 2 0 matching bolt holes 24 ₁ of the base.

In the above, the locking piece c, in addition to what is fixed by welding or the like to contact the plate material a, and the column set at required intervals mounting holes _161-164 in the vertical abutment plate a, The locking piece c may be attached to any of them.

Further, a reinforcing connection piece 23 is welded between the contact plate member a and the bottom member b, and an upright wall 22 is provided on a bottom plate 21 provided with a bolt insertion hole 20 of the bottom member b. This is preferable in practice.

Further, whether the contact plate material a and the bottom member b are integrally formed from the beginning, or whether they are separately manufactured and then integrated by welding or the like may be appropriately selected in consideration of manufacturing costs and the like. It is.

[0016]

[Embodiment of the invention]

 1 to 7 show a pillar / base fastening structure and a fastening fitting thereof in a wooden building according to an embodiment of the present invention.

[0017] A is chopped conventional means ie the intersection 11 of the base 10 ₁ to 10 ₄ which intersect in a cross shape, drilling is a cross-sectional square pillar erected by bonding or the like. Similar to the brace 6 and 7 in the wall frame shown in FIG. 12 described above, a pair of the brace is symmetrically arranged on the pillar A in a C-shape (not shown).

[0018] The pillar A is drilled on a side surface ₁₂ 1 to 12 ₄ facing the base ₁₀ 1 to 10 _4, nor any of the rest recess _131-134 oblong rectangular differing the position in the vertical Has formed. In this way, that is, by not forming two or more recesses at the same height, the number of defective portions generated at the same height of the column A is reduced, and the strength at this portion is reduced as much as possible. Can be avoided.

Further, the pillar A are each the opposite side surfaces 12 ₁ and ₁₂ 3, 12 ₂ and between 12 _4, the bolt holes 14 ₁ of the upper and lower two and ₁₄ 2, 14 ₃ and 14 ₄ Is formed. These bolt holes ₁₄ 1 to 14 ₄ are together with each other having different vertical positions, it is different from the vertical position even as the rest recess _131-134. By this means, that is, by not forming two or more recesses or bolt through holes at the same height, the number of defective portions generated at the same height of the column A is reduced.

[0020] B is a concluded brackets used to fasten the above-mentioned column A and the base ₁₀ 1 to 10 _4. Its fastening bracket B is composed of a bottom member b which nono fixed to one of the abutment plate in contact with the one side surface ₁₂ 1 to 12 ₄ of the pillars A a and the base ₁₀ 1 to 10 _4, the side surface substantially L It is a unit in shape. In the present embodiment, the fastener B is manufactured by separately forming the contact plate material a and the bottom member b, and then joining them by welding or the like to integrate them into an L-shape. However, as will be described later, it is clear that the contact fitting a and the bottom member b can be integrally formed from the beginning (FIG. 11). It is good to select appropriately from the viewpoint.

[0021] 15 _{1-15 4} is a contact plate bolt interpolation included holes and column set at required intervals on the longitudinal center line of a, the same column set interval as the bolt through-holes ₁₄ 1 to 14 ₄ of the pillars A No. _161-164 is a mounting hole that column set at required intervals on the side of the longitudinal center line in the vertical direction of the abutment plate a, two on side symmetrical position of the longitudinal center line is located .

[0022] c in the locking piece, which, together form a horizontal length rectangular sized to fit into the rest recess _131-134 pillars A, and projecting the left and right pair of small bolts 17 on one side becomes, the pair of small bolts 17, inserted into any stage of the above mounting hole _161-164, by tightening a nut 18, the required height of the back of the abutment plate a It can be fixed freely here. Reference numeral 19 denotes a nail hole provided in the contact plate member a.

The bottom member b has an upright wall 22 provided around a bottom plate 21 provided with a bolt insertion hole 20, and a reinforcing connection piece 23 is welded between the bottom plate 21 and the contact plate a. are doing. As described above, the strength of the bottom member b is remarkably increased by providing not only the bottom plate 21 but also the upright wall 22 around the bottom member b.

As shown in FIG. 5, the upright wall 22 or the reinforcing connecting piece 23 is provided with a through hole 22. ₁ Or 23₁It is convenient to set up an opening so that it can be used to connect an appropriate member installed around the periphery to the upright wall 22 or the reinforcing connecting piece 23.

[0025] To conclude the construction stage the pillars A by fastening bracket B in the intersection portion 11 of the base ₁₀ 1 to 10 ₄ of the above construction is as follows.

Firstly, the back of each contact plate a four fastening brackets B, and locking pieces c, attached each different in mounting only holes _161-164. That is, providing a fastening bracket B ₁ .about.B ₄ four you four fixed height of the locking piece c.

[0027] Then, while fitted in the rest recess _131-134 corresponding to the locking pieces c, the four fastening bracket _B 1 .about.B _4, is nonoxynol the foundation ₁₀ 1 to 10 _4. Thus, the locking piece c of the fastening bracket _{B 1} and _{B 3} that nonoxynol the foundation 10 ₁ and 10 ₃ are hermetically fitted engagement to rest recess 13 ₁ and 13 ₃ pillars A (FIG. 3), also, the base 10 locking piece c ₂ and 10 ₄ fastening and nono the bracket _{B 2} and _{B 4} is fitted locking the rest recess 13 ₂ and 13 ₄ of the pillars a (FIG. 4).

Further, the fastening fitting B₁And B₃Bolt hole 15 of contact plate material a₁And 15₃But the bolt through hole 14 of the column A₁And 14₂(FIG. 3), and the fastener B₂And B₄ Bolt hole 15 of contact plate material a₂And 15₄Is the bolt through hole 14 of the column A ₃ And 14₄(FIG. 4).

[0029] Therefore, the tightening bolt 24 which projects from the bolt interpolation included holes 2 0 is inserted from below the bolt through-hole 24 ₁ in the foundation and screwed tightening the nut 25. Furthermore, the, respectively that of the bolt inserted inclusive holes ₁₅ 1 to 15 ₄ and the bolt through-holes ₁₄ 1 to 14 _4, while inserting the tightening bolt 26, it you screwed tightening the nut 27. Also, compressed into wearing and stopper nails through the nail hole 19 is provided in the abutment plate a of the fastening bracket B ₁ ~B _4.

[0030] Thus, the pillar A erected at the intersection 11 of the base ₁₀ 1 to 10 ₄ which intersect in a cross shape, the four fastening brackets _B 1 .about.B _4, column-base clamping entered into the four side surfaces The binding structure is completed (FIGS. 2 to 4).

[0031] FIG. 8 shows an example of construction that was fastened to have you on one side by one of the fastening bracket B pillars A erected at one end of the base 10 _5.

[0032] Figure 9 shows a construction example of fastening have your pillar A erected in the center of the base ₁₀₅ to the second side in the two fastening brackets B. In this case, the positions of the locking pieces c and the tightening bolts 26 of the two fasteners B are different from each other vertically.

[0033] FIG. 10 shows a construction example in which the fastening in the three sides of the pillar A erected at the intersection of base 10 ₅ and 10 ₆ to form a T-shape with three fastening brackets B. In this case, the positions of the locking pieces c and the tightening bolts 26 of the three fasteners B are different from each other in the vertical direction.

FIG. 11 shows another example of the fastener B, in which the contact plate member a and the bottom member b are integrally formed from the beginning. The locking piece c is attached by welding to a required position of the contact plate a. Therefore, it is necessary to separately manufacture the fasteners B having different vertical positions of the locking pieces c. However, in this case, the locking piece c, as in the case of the above embodiment, the mounting holes _161-164 Ming et al or that may be attached to at bolts and nuts, to one It is advisable to appropriately select the number from the viewpoint of the required number of fasteners B and the manufacturing cost.

In the above-described embodiment, the recesses and the locking pieces are shown as having a rectangular shape. However, the recesses and the locking pieces may have a square shape as long as they can be fitted and locked together. , A circle, or any other deformed shape.

[0036]

[Effect of the invention]

 As is clear from the above detailed description, according to the pillar / base fastening structure of the present invention, the fastening fitting in which the abutment plate and the bottom member are integrated, the locking piece of the abutment plate is attached to the side of the pillar. The nut is fitted and locked in the recess, and a nut is screwed and tightened into a bolt inserted in the bolt insertion hole of the abutting plate and the bolt through hole of the column corresponding to the bolt insertion hole. Since the nut is screwed and tightened to the bolt insertion hole and the tightening bolt inserted into the corresponding bolt through hole of the base, the column and base are firmly fastened. In this case, the pillars can be prevented from floating from the base, and the seismic resistance and wind resistance of the wooden building can be improved.

According to the pillar / base fastening structure according to the second aspect of the present invention, the pillar is more firmly fastened on the plurality of side faces by the fastening hardware. In this case, a plurality of fasteners abut each contact plate on a plurality of side surfaces of the column, and mount each bottom member on a base opposed to each side surface of the column with which the contact plate abuts. And each locking piece of each of the abutting plate members fits and locks in a recess at a different position in the vertical direction on a plurality of side surfaces of the column, and furthermore, the two locking members abut against the opposite side surfaces of the column. Each bolt insertion hole of the contact plate and the corresponding bolt through hole of the column differ vertically, and the tightening bolts passed through them are arranged at different positions vertically and screwed nuts to tighten. Have been. For this reason, the pillar does not have two or more recesses or bolt through-holes located at the same height, so that the loss of the portion is minimized, and the loss of strength of the pillar due to the loss is minimized. Can be prevented.

According to the pillar / base fastening structure of the third aspect of the present invention, the pillars are sufficiently fastened in the wall frame having a pair of braces arranged symmetrically in a C-shape on the pillars. Therefore, when such a wall frame is subjected to a horizontal force, the column can be prevented from rising from the base.

According to the fastener of the present invention, the above-mentioned pillar / base fastening structure can be easily constructed. In addition, the fastener of the present invention has a simple structure, is easy to manufacture, and can economically obtain a product having a sufficient strength.

[Brief description of the drawings]

FIG. 1 is a perspective view of a state in which a pillar is erected at an intersection of a base crossing in a cross shape.

FIG. 2 is a plan view of a construction example of a pillar / base fastening structure according to an embodiment of the present invention.

FIG. 3 is a sectional view taken along line II of FIG. 2;

FIG. 4 is a sectional view taken along line II-II of FIG. 2;

FIG. 5 is a cross-sectional view of a fastener for a pillar / base fastening structure according to an embodiment of the present invention.

FIG. 6 is a side view of the fastener of FIG. 5;

FIG. 7 is a front view of the fastener of FIG. 5;

FIG. 8 is a plan view of another construction example of the column / base fastening structure according to the embodiment of the present invention.

FIG. 9 is a plan view of yet another example of construction of the column / base fastening structure according to the embodiment of the present invention.

FIG. 10 is a plan view of still another construction example of the column / base fastening structure according to the embodiment of the present invention.

FIG. 11 is a perspective view of another example of the fastener for the pillar / base fastening structure according to the embodiment of the present invention.

FIG. 12 is an explanatory diagram showing a behavior of a wooden building formed by pillars, beams, and a base and having a brace incorporated at diagonal positions when a horizontal force is applied.

[Explanation of symbols]

A pillar B fastening fitting a contact plate b bottom member c locking pieces 10 ₁ to 10 ₄ base _131-134 rest recess 14 _{1-14 4} bolt holes 15 ₁ to 15 ₄ volt interpolation inclusive holes _{161-164 4} Mounting Hole 20 Bolt Insertion Hole 21 Bottom Plate 22 Standing Wall 23 Reinforcement Joint Piece 24 Tightening Bol 24 ₁ Bolt Through Hole 25 Nut 25 26 Tightening Bolt 27 Nut

Claims (14)

[Utility model registration claims] 1. An abutment plate member and a bottom member having a substantially L-shaped side surface and an integral fastener abuts the contact plate material on a side surface of a pillar and mounts the bottom member on a base. The locking piece of the contact plate is fitted and locked in the recess on the side surface of the column. The bolt is inserted into the bolt insertion hole of the contact plate and the bolt through hole of the column corresponding thereto. The nut is screwed and tightened into it, and the tightening bolt is inserted into the bolt insertion hole of the bottom member and the bolt through hole of the base that matches this, and the nut is screwed and tightened. A pillar / base fastening structure for wooden buildings, characterized in that: 2. A plurality of fasteners, each of which has a substantially L-shaped side surface with a contact plate and a bottom member, and abuts each contact plate with a plurality of side surfaces of a pillar. , That the contact plate material rests on the base opposing each side surface of the column with which the contact plate material abuts, and that each locking piece of each contact plate material is in a recess at a position different vertically in a plurality of side surfaces of the column Being fitted and locked, each bolt insertion hole of the two abutting plate members abutting the opposing side surfaces of the column and the bolt through hole of the column corresponding thereto,
The bolts are different from each other vertically, and the tightening bolts passed through them are arranged at different positions vertically and screwed together with nuts and tightened, and the bolt insertion hole of the bottom member and the bolt through hole of the base corresponding to this A pillar / base fastening structure for a wooden building, wherein a fastening bolt is inserted and a nut is screwed into the fastening bolt. 3. The column / base fastening structure in a wooden building according to claim 1, wherein the column has a pair of braces arranged symmetrically in a C shape. 4. The column / base fastening structure in a wooden building according to claim 1, wherein the locking piece is fixed to the contact plate by welding or the like. 5. A pillar in a wooden building according to claim 1, wherein the fastening member has a reinforcing connection piece welded between the contact plate and the bottom member.・ Base fastening structure. 6. A wooden building according to claim 1, wherein said fastening member is provided with an upright wall on a bottom plate provided with a bolt insertion hole of said bottom member. Column / base fastening structure. 7. A plurality of mounting holes for mounting the locking pieces on the contact plate at predetermined intervals above and below the locking pieces, and the locking pieces are mounted at different positions above and below the mounting holes. The pillar / base fastening structure in a wooden building according to claim 2, 3, 4, 5 or 6. 8. A contact plate material contacting the side surface of the column and a bottom member mounted on the base are substantially L-shaped on the side surface and are integrally formed. A locking piece that fits and locks at a location, and a bolt insertion hole that matches the bolt through-hole of the column is provided; and the bottom member has a bolt insertion hole that matches the bolt through-hole of the base. A fastener for a pillar / base fastening structure in a wooden building, comprising: 9. The fastening fitting for a column / base fastening structure in a wooden building according to claim 8, wherein the locking piece is fixed to the contact plate by welding or the like. 10. A fastening for a column / base fastening structure in a wooden building according to claim 8, wherein a reinforcing connecting piece is welded between the contact plate and the bottom member. Metal fittings. 11. An upright wall provided on a bottom plate provided with a bolt insertion hole of the bottom member.
Or a fastener for a pillar / base fastening structure in a wooden building according to 10. 12. A wooden building according to claim 8, wherein said abutment plate has a plurality of mounting holes for mounting said locking pieces arranged vertically at required intervals. Metal fittings for pillar / base fastening structures. 13. A fastening for a column / base fastening structure in a wooden building according to claim 8, wherein the contact plate and the bottom member are integrally formed from the beginning. Metal fittings. 14. The contact plate material and the bottom member manufactured separately are welded and integrated with each other.
A fastening fitting for a pillar / base fastening structure in a wooden building described in 0, 11 or 12.