JP3350816B2 - How to build a wooden structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention is Ru <br/> relates to a building how wooden structure features a method of fixing the base and the bar.

[0002]

2. Description of the Related Art In a framed structure of a wooden structure, a pillar is formed by processing various mortises at a joint portion and joining the pillar to a horizontal member such as a beam or a base. Further, for the purpose of reinforcement, bolts and nuts are used on the surface of the connection part using bolts, strip-shaped hardware and the like.

[0003]

In the case of the above-mentioned conventional technique, there is a problem that the strength of the pillar, the hardware, and the horizontal member cannot be maintained because the surface is reinforced, so that sufficient strength cannot be exhibited. Was. In particular, there was a problem in the strength against external force in the direction of pulling out the column. Further, there is a problem that the finish is limited because the metal fitting is exposed on the surface.

[0004]

According to the present invention, a reinforcing member having a male screw or a female screw at the end is embedded to form a structural member, or the structural member is connected to a flange of a horizontal member. Alternatively, the above-mentioned problem is solved because the joint structure is formed by joining the structural member to the threaded rod.

[0005] That is, the present invention relates to a pillar and
A method for constructing a wooden structure, comprising fixing a base . (1) A bulge is formed at the center of the first steel plate, and a through hole is formed at a corner of the steel plate to form a pillar fixing hardware. (2) In addition, a mounting hole is formed at a central position in the axial direction over a predetermined length from the end face of the pillar base material, and a concave portion in which the bulging portion can be inserted is formed in the end face of the pillar base material. A fixing hole is formed in a side surface of the pillar base material at right angles to an axis, and the fixing hole penetrates near the bottom of the mounting hole. A reinforcing rod having a thread part on the inner wall and a through hole at one end is fitted into the mounting hole of the pillar base, and the other end of the reinforcing rod is arranged so as not to protrude from the bottom of the recess. . A fixing pin inserted into the fixing hole penetrates the through hole of the reinforcing rod and is embedded in the fixing hole. The pillar is configured as described above. (3) Next, the column fixing hardware is arranged on the end surface of the column, and the concave portion and the bulging portion are fitted. (4) Next, the bolt that has passed through the through hole of the bulging portion is screwed and tightened to the thread portion of the reinforcing rod, and the head of the bolt is housed in the bulging portion. (5) Next, a pipe is inserted into the through hole of the third steel plate and
A platform embedded metal is formed. Insert the pipe into the through hole in the base
The upper end of the pipe is located in the through hole.
As described above, the base mounting bracket is attached to the base. Group
Tie the foundation on the foundation. The pillar is erected on the base, and the through-hole of the base and the through-hole of the pillar fixing metal are aligned . (6) Next, the bolt inserted through the through hole of the pillar fixing hardware is screwed and tightened to a thread portion formed on the inner wall of the pipe to form a wooden structure.

Further, in the above, as follows:
A method for constructing a wooden structure including a column and a horizontal member, wherein the column and the horizontal member are fixed. (1) At the center of the second steel plate, a mounting plate that is inclined according to the mounting angle of the brace to be mounted is erected, and through holes are formed on both sides of the mounting plate of the second steel plate. Construct bracing fixtures. According to claim 1, a pillar and a pillar fixing hardware are configured,
The column fixing hardware is fixed to the column. (2) Next, erected the pillars foundation, the through hole of the pillar fixing hardware, both to match the through hole of the base, the brace fixing hardware is placed on pillars fixing hardware, said post The through holes of the fixing hardware and the through holes of the brace fixing hardware communicate with each other. (3) Next, the bolt inserted through the through hole of the brace fixing metal is inserted into the through hole of the column fixing metal and screwed and tightened to a thread portion formed on the inner wall of the pipe.

[0007] The reinforcing rod is mainly made of a steel rod, a steel pipe or a combination thereof, and can be made of another metal material or resin material if it has a predetermined proof stress.

[0008] The structural material mentioned above includes both structural materials used in the vertical direction such as various columns, and structural materials used in the horizontal direction (horizontal members) such as beams and girders.

[0009]

Embodiment 1 Another embodiment of the present invention will be described with reference to FIGS. This embodiment has a structure in which a base, a column (structural material) and a brace are joined, or a column (structural material) is joined above and below a horizontal member.

(1) Structure of hardware

Through holes 93, 93 are formed in the four corners of the steel plate 92, and the lower end of a pipe 94 is inserted and erected in the through holes 93. The pipes 94, 94 and the steel plate 92 are completely fixed by high tension electric welding. The lower end of the pipe 94 and the lower surface of the steel plate 92 are flush with each other. The pipe 9
A thread portion 95 is formed on the inner wall of the upper end of each of the fourth and fourth threads 94. As described above, the base embedment hardware 96 is configured (FIGS. 4A and 4B). The pipe 94 is formed to be lower than the height of the base 130 to be mounted.

The central portion of the steel plate 97 is bulged to form a bulged portion 98 having a truncated conical outer shape, and the four corners of the steel plate 97 correspond to the through holes 93, 93 of the base mounting metal part 96. The through holes 99, 99 are formed. With the above, pillar fixing hardware 10
0 (FIG. 3).

In the steel plate 122, two through holes 123, 123 corresponding to the through holes 99, 99 are formed.
An attachment plate 124 made of a steel plate is erected between the through holes at the central portion of 2. The lower surface 125 of the mounting plate 124 is formed oblique to the longitudinal direction in accordance with the mounting angle θ of the brace 136 to be mounted (FIG. 5A). It is fixed to the steel plate 122 by electric welding.
In addition, a mounting hole 126 is formed at the tip of the mounting plate 124. The bracing fixture 127 is configured as described above (FIG. 5).

(2) Structure of pillar

As in the first embodiment, from the lower surface 103 to the length L of the pillar base 101 made of wood, which is usually used for a pillar,
A mounting hole 106 is formed at the center of the cross section in the axial direction. A fixing hole 108 is formed in the side surface 104 of the pillar base 101 near the bottom 107 of the mounting hole 106 in a direction perpendicular to the axis of the pillar base 101, and the mounting hole 106 is penetrated.
In addition, a recess 118 is formed in the center of the lower surface 103 of the pillar base material 101 so that the bulged portion 98 of the pillar solid metal piece 100 can be inserted therein.

Next, a through-hole 112 through which the fixing pin 15 is inserted is formed at one end of a long nut having a length corresponding to the length L of the mounting hole 106, and a reinforcing rod 110 is formed. The rod 110 is inserted into the mounting hole 106 of the pillar base 101 from one end side, and the through hole 112 and the fixing hole 108 are aligned. The fixing pin 115 is inserted from the fixing hole 108, penetrates the through-hole 112, and is buried so that the reinforcing rod 110 is located at the center of the fixing pin 115. The stopper 109 is inserted into the opening of the fixing hole 118, and the outer surface of the stopper 109 and the side surface 104 of the pillar base 101 are formed substantially flush. Also, the reinforcing rod 11
The other end edge 111 of the “0” is substantially flush with the bottom 119 of the recess 118 and is arranged so as not to protrude at least from the bottom 119.

In the above, the reinforcing rod body 110 can be formed as long as the thread portion 113 is formed on at least the inner wall on the other end 111 side, and is formed by forming the thread portion 113 on the other end wall of the steel pipe. (Not shown).

In the above, an adhesive (for example, “LOC” manufactured by Nippon Loctite Co., Ltd.) is provided between the mounting hole 106 and the reinforcing rod 110 and between the fixing hole 108 and the fixing pin 115.
TITE401 ”to“ TAPAK Accelerator 7 ”
452 ") is interposed and permanently bonded. The pillar 120 is configured as described above (FIG. 1).
(A) (b)). As the adhesive in the above, other adhesives such as an epoxy-based adhesive can be used as long as the metal reinforcing rod 110, the fixing pin 115, and the wooden pillar base material 101 can be firmly bonded.

(3) Joint structure with base, pillar and bracing

A joining structure using the column 120 will be described.

The base 130 has through-holes 131 up and down in accordance with the positions of the pipes 94, 94 of the base embedded hardware 96.
131 is drilled, and the base mounting bracket 96 is mounted from the lower surface side of the base 130. At this time, the upper surface of the steel plate 92 of the base mounting bracket 96 is in close contact with the lower surface of the base 130, and the pipe 9
4, 94 are inserted into the through holes 130, 130, and the pipe 9
4 is located in the through hole 131 and does not protrude upward from the upper surface of the base 130.

The base 130 is placed on the upper surface of a concrete base (cloth base) 129, and the base 130 is fastened by anchor bolts or the like embedded in the base 129 (not shown).

The column fixing hardware 100 is previously placed on the lower surface of the column 120.
Are arranged such that the concave portion 118 of the column 120 and the bulging portion 98 of the column fixing metal fitting 100 are fitted. A bolt 133 with a washer interposed from the through hole of the bulging portion 98 of the pillar fixing metal member 100
Is inserted, and the shaft of the bolt 133 is screwed and tightened to the thread portion 113 of the reinforcing rod 110 to integrally fix the column 120 and the column fixing hardware 100. At this time, the head 134 of the bolt 133
Are settled in the bulging portion 98 of the pillar fixing hardware 100.

Subsequently, on the upper surface of the base 130, the through holes 99, 99 of the column fixing hardware 100 and the through holes 131 of the base 130,
The column 120 is erected so that 131 coincides with 131. Also, the through holes 99, 99 and the through holes 12
Brace fixing hardware 12 so that 3 and 123 match.
7 and 127 are placed. Subsequently, a bolt 135 provided with a washer is inserted from above the through hole 127, and the shaft of the bolt 135 is screwed and tightened to the thread portion 95 of the pipe 94 of the base mounting hardware 96.

Next, after constructing another predetermined structure, one end of the brace 136 is arranged on the mounting plate 126 of the brace fixing hardware 127, and the bolt 137 with a washer interposed is provided.
Tighten and fix the mounting plate 126 and the end of the brace 136 with the nut 138 (FIG. 2). On the other end side of the brace 136 (upper end of the other pillar 120), a column mounting hardware 110, a brace fixing hardware 127, and the like having the same structure are formed. Secure the end (not shown).

(4) Connection between pillar and horizontal member

Another joining structure using the column 120 will be described. This is a structure in which the upper and lower sides of the pillar are joined to the upper and lower surfaces of the horizontal member 140.

At the column joining position, the through-holes 14 corresponding to the through-holes 99, 99 of the column mounting hardware 100 are formed at the column joining positions.
1 and 141 are vertically drilled, and a threaded member 143 is formed in the through-holes 141 and 141 with a thread portion 143 on both inner walls.
Are buried respectively. The upper and lower ends of the joining member 142 are through holes 14.
1 and does not protrude from the upper and lower surfaces of the horizontal member 140. Although the joining member 142 is formed by welding and fixing a long nut to both ends of a round bar integrally in the axial direction, a thread may be formed on the inner wall of both ends of the pipe.

As in the case of the pillar 120 of the above embodiment, the pillar 120
The column fixing hardware 100 is also fixed to the upper end. Pillar 120
The horizontal member 140 is provided so that the through hole 99 and the through hole 141 communicate with each other. A bolt 144 with a washer interposed is inserted from below and screwed into the joining member 142 to temporarily fix the column 120 and the horizontal member 140.

Subsequently, a pillar 121 (having the same structure as the pillar 120) on the next floor is placed on the upper surface of the horizontal member 140 with the through hole 99 and the through hole 141 communicating with each other. Through hole 99 from above
Then, a bolt 145 provided with a washer is inserted, and the bolt 145 is screwed to the joining member 142. Subsequently, the upper and lower bolts 144 and 145 of the horizontal member 140 are tightened, and the columns 120 and 121 are integrally joined with the horizontal member 140 interposed therebetween (FIG. 6).

(5) Drilling device 80

Referring to FIG. 7, the drilling device 80 used in the embodiment of the present invention will be described.

A horizontal base 63 above a predetermined height above the ground 62
Place. The pillar base 1 is held on the horizontal base 63 so as to be slightly tiltable and vertically movable and held.
Are provided. The substrate holder 64 is provided at at least two places. Also,
A guide member 65 having rollers 66 for guiding the lower surface of the columnar substrate 1 disposed horizontally around the substrate holders 64, 64;
65 is installed. The guide 65 can move the roller 66 up and down.

On the horizontal base 63, a reference horizontal rod 67 is installed above the substrate holder 64. An extension 76 of the reference horizontal rod 67 and a support cylinder 73a that can slide the extension 76 horizontally are fitted. A drill holder 70 to which a drill 68 having a woodwork cut 69 in the horizontal direction is fixed below the support cylinder 73a. The front end 69a of the hole 69 corresponds to the opening surface 79 of the columnar base material 1 arranged horizontally.

An operating tool 73 having a pinion gear 71 and a handle (rotating means) 72 for rotating the pinion gear 71 is mounted on the upper side of the support cylinder 73a. A horizontal guide rod 75 having a rack gear 74 on the upper surface is fixed above the reference horizontal rod 67 by a predetermined distance, and the rack gear 74 of the horizontal guide rod 75 and the pinion gear 71 of the operation tool 73 are screwed together. The drill holder 7
The operation tool 73 and the support cylinder 73a are integrally connected.

Further, to the reference horizontal rod 67, a vibration-stopper (anti-shake cylinder) 78 having a cylindrical body 77 through which the drill 69 of the drill 68 can be inserted horizontally is fixed. The cylindrical body 77 is
It is arranged at a position close to the opening 79 of the pillar base material 1 to be arranged.

As described above, the drilling device 8 for the pillar base material 1
0.

Next, the drilling device 80 based on the above-described embodiment will be described.
The use of is explained.

The holding member 64 and the guide member 65 are adjusted by aligning the position of the mounting hole 6 to be drilled with the position of the tip 69a of the hole 69, and the column base member 1 is placed on the base member holding members 64, 64. And fix it.

By operating the drill 68 and rotating the handle 72 in the direction of arrow 82, the operating tool 73, the support cylinder 73a,
The drill holder 70 is moved, and the mounting holes 6 are drilled in the pillar base material 1 with the holes 69. At this time, the drill 69 of the drill 68
Shake is prevented by the cylindrical body 77, and a predetermined mounting hole 6 can be formed by the reference horizontal rod 67 and the horizontal guide rod 75. Cutting 6
If the length 9 is set long, it is also possible to drill the mounting holes 6 over the entire length of the pillar base material. Further, a plurality of mounting holes 6 can be machined by the same operation as the beam 90 of the third embodiment (not shown).

In the above embodiment, the operating tool 73 is provided with a handle to perform manual operation. However, automatic operation can be performed by various motors (not shown). Further, the substrate holder 64 and the guide 65 can also be configured to be automatically raised and lowered by various cylinders and motors (not shown).

[0042]

According to the present invention, since an axial reinforcing bar is buried in a pillar, it has an effect of being able to be joined firmly. In addition, since the withstand strength against the pull-out force of the pillar can be increased, a seismic structure of a wooden house can be improved. A connection can be provided.

Also, since the reinforcing rod in the axial direction is buried in the column, the joining member is not exposed on the outer surface of the column or the transverse member.
There is an effect that the width of the design can be expanded without being restricted by the finishing work. Further, since the joining of the structural materials can be performed by using the thread portion of the reinforcing rod body and tightening with bolts, there is an effect that the construction can be simplified and standardized.

Further, in the drilling device of the present invention, since the mounting hole can be formed accurately and easily in the axial direction of the base material for the structural material, the structure in which the reinforcing rod is embedded can be easily manufactured. is there.

[Brief description of the drawings]

FIG. 1 shows a pillar according to an embodiment of the present invention.
(B) is a bottom view.

FIG. 2 is a longitudinal sectional view of a wooden structure in which a pillar, a base, and a brace are joined in the same embodiment.

3 (a) is a longitudinal sectional view, FIG. 3 (b) is a plan view, and FIG. 3 (c) is a side view.

FIG. 4 shows a base embedding metal used in the embodiment.
(A) is a plan view and (b) is a front view.

FIG. 5 is a brace fixing metal used in the same embodiment,
(A) is a right side view, (b) is a partially cutaway plan view,
(C) is sectional drawing in the DD line of (a).

FIG. 6 is a longitudinal sectional view of the wooden structure constructed in the same embodiment.

FIG. 7 is a front view of the pillar drilling device of the present invention.

[Explanation of symbols]

63 Horizontal base 64 Base holder 65 Guide 67 Reference horizontal rod 68 Drill 69 Drill 70 Drill holder 73 Operating tool 75 Horizontal guide rod 78 Detent 80 Drilling device 92 Steel plate (third steel plate) 93 Through-hole 94 Pipe 95 Screw part 96 Base embedded hardware 97 Steel plate (first steel plate) 98 Swelling part 99 Through-hole 100 Column fixing hardware 101 Column base 102 Upper surface of column base 103 Lower surface of column base 104 Column base Side of material 106 Mounting hole 108 Fixing hole 110 Reinforcing rod 113 Screw part (Reinforcing rod) 115 Fixing pin 117 Reinforcement ring 118 Depression (pillar base material) 120, 121 Column 122 Steel plate (second steel plate) 123 Through hole 124 Mounting plate 126 Mounting hole 127 Brace fixing hardware 129 Foundation 130 Base 133 Bolt 134 Bolt head 135 Bolt 136 Brace 14 Horizontal member 141 through holes 142 joining members 143 Nishiito 145 volts

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) E04B 1/26 E04B 1/58

Claims (2)

(57) [Claims] 1. A method for constructing a wooden structure, comprising fixing a pillar and a base as follows. (1) A bulge is formed at the center of the first steel plate, and a through hole is formed at a corner of the steel plate to form a pillar fixing hardware. (2) In addition, a mounting hole is formed at a central position in the axial direction over a predetermined length from the end face of the pillar base material, and a concave portion in which the bulging portion can be inserted is formed in the end face of the pillar base material. A fixing hole is formed in a side surface of the pillar base material at right angles to an axis, and the fixing hole penetrates near the bottom of the mounting hole. A reinforcing rod having a thread part on the inner wall and a through hole at one end is fitted into the mounting hole of the pillar base, and the other end of the reinforcing rod is arranged so as not to protrude from the bottom of the recess. . A fixing pin inserted into the fixing hole penetrates the through hole of the reinforcing rod and is embedded in the fixing hole. The pillar is configured as described above. (3) Next, the column fixing hardware is arranged on the end surface of the column, and the concave portion and the bulging portion are fitted. (4) Next, the bolt that has passed through the through hole of the bulging portion is screwed and tightened to the thread portion of the reinforcing rod, and the head of the bolt is housed in the bulging portion. (5) Next, a pipe is inserted into the through hole of the third steel plate and
A platform embedded metal is formed. Insert the pipe into the through hole in the base
The upper end of the pipe is located in the through hole.
As described above, the base mounting bracket is attached to the base. Group
Tie the foundation on the foundation. The pillar is erected on the base, and the through-hole of the base and the through-hole of the pillar fixing metal are aligned . (6) Next, the bolt inserted through the through hole of the pillar fixing hardware is screwed and tightened to a thread portion formed on the inner wall of the pipe to form a wooden structure. 2. A as follows, pillars and foundations how construction of claim 1 columns and wooden structure consisting of a base of, wherein fixing the. (1) At the center of the second steel plate, a mounting plate inclined in accordance with the mounting angle of the brace to be mounted is erected, and through holes are formed on both sides of the mounting plate of the second steel plate. Construct bracing fixtures. According to claim 1, a column and a column fixing metal are formed, and the column fixing metal is fixed to the column. (2) Next, erected the pillars foundation, the through hole of the pillar fixing hardware, both to match the through hole of the base, the brace fixing hardware is placed on pillars fixing hardware, said post The through holes of the fixing hardware and the through holes of the brace fixing hardware communicate with each other. (3) Next, the bolt inserted through the through hole of the brace fixing metal is inserted into the through hole of the column fixing metal and screwed and tightened to a thread portion formed on the inner wall of the pipe.