JPH06257221A - Joint structure of wooden composite beam for wooden post - Google Patents

Abstract

PURPOSE:To provide established joint structure that joins wooden composite beams to a wooden post substantially in the same way with the conventional joint technique between solid beams and a wooden post and contribute towards widely using wooden composite beams that are high in rigidity and low in cost, and what is more, excellent in handling and resource saving and capable of playing a role to protect the resources of forests. CONSTITUTION:The end of two wooden composite beams 2 comprising top and bottom flanges 7 paired with webs 8 are engaged and held with a notched part 3 on both sides of a wooden post 1. The wooden post 1 and the beam ends on both sides are connected with connecting hardware 16 by way of bolts 17 and nuts 18. What is more, a span regulating member 10 is installed between the webs 8 of the wooden composite beams 2 so as to regulate the span in such a fashion that it may envelop the bolts.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a joint structure for a wooden column of a wooden composite beam used for building a wooden house.

[0002]

2. Description of the Related Art In a conventional wooden house, for example, the width dimension thereof is 105 m in accordance with the dimension of one side of a wooden pillar.
A thick beam with a height of 270 mm or 360 mm was used in m, but such a thick beam is cut out from a large tree, and it is not only extremely expensive, but also a forest that has become a problem in recent years. In terms of protection, it is difficult to obtain a large tree, and since it is heavy, it is difficult to handle and there is a problem in workability.

A so-called wooden composite beam has been proposed as a solution to such a problem. This wooden composite beam is made by joining a pair of webs at predetermined intervals across the upper and lower flanges.Because the whole is a box-shaped structure that combines thin plates, it has high rigidity and is lightweight and easy to handle. It is excellent and inexpensive, and above all, it can play a role in resource conservation and even forest protection, and is expected to spread in the future.

[0004]

However, even though it has such excellent characteristics, the structure for joining the wooden composite beams to the wooden columns has not yet been established, and the use of wooden composite beams that are useful and have a widespread use is widespread. The current situation is that the brakes are on.

The present invention provides a joint structure for a wooden composite beam having a high supporting strength in which the stress transmission to a wooden column is achieved in the same manner as a solid beam, so that the wooden composite beam having the above-mentioned excellent functions can be widely used. The purpose is to make a deep contribution.

[0006]

The joint structure of a wooden composite beam to a wooden column of the first invention is intended to join a wooden column and wooden composite beams positioned in abutting shape on both sides of the wooden column. The two ends of the wooden composite beam, which is formed by joining a pair of webs at predetermined intervals across the flange, are locked and held in the notches on both sides of the wooden column in a state of being relatively opposed to each other. Connect the connecting metal fittings located on both sides of the column / beam across the beam end part to the beam end and the wooden pillar with the connecting metal fitting, the web of the beam end, and the bolts and nuts that penetrate the wooden pillar. In addition, there is a structural feature in that a space restricting member for restricting the space between the webs in a state of surrounding the bolt is provided between the webs of the wooden composite beam.

The joint structure of the wooden composite beam to the wooden column of the second invention is intended to join the wooden column and the wooden composite beam positioned in abutting shape on the two adjacent surfaces of the wooden column. The two ends of a wooden composite beam, which is formed by joining a pair of webs at intervals, are locked and retained in the notches on the two adjacent surfaces of the wooden column, and the first ends extend over the wooden column and the beam end, respectively. The connecting metal fittings are connected to the wooden pillars by the first metal fittings and the first bolts and nuts penetrating the wooden pillars, and the second connecting metal fittings for corners extending to the adjacent beam ends are connected to the connecting metal fittings and the beam end portions. A second bolt and a nut passing through the web and the first connecting fitting are connected to the end of the beam, and between the webs of the wooden composite beam, the space between the webs is restricted while the bolts are enclosed. The interval regulating member of There is a feature on the configuration.

In the joint structure of the wooden composite beam to the wooden pillar of the third invention, the wooden composite beam and the wooden composite beam positioned in abutting shape on the three adjacent surfaces of the wooden pillar are to be joined. The three ends of the wooden composite beam made by joining a pair of webs to each other are locked and retained in the notches on the three adjacent surfaces of the wooden column, and the corner connecting fittings extending over the adjacent beam ends are The connection bracket and the first bolt and nut that penetrate the web of the beam end are connected to the beam end, and the wooden column and the flat connection metal fittings extending over the beam ends on both sides thereof are connected to the connection bracket and the beam end. Sectioned webs and second bolts and nuts penetrating the corner connection fittings are connected to the beam ends, and the corner connection fittings and the flat connection fittings are connected to a third pillar in a diagonal direction through a wooden pillar. And a nut to connect to a wooden column, and between the webs of the wooden composite beam, there is a structural feature in that a space regulating member for regulating the space between the webs in a state of surrounding the bolt is provided. .

The joint structure of the wooden composite beam to the wooden column of the fourth invention is intended to join the wooden column and the wooden composite beam positioned in abutment with each surface of the wooden column. The four ends of the wooden composite beam formed by joining a pair of webs to each other are locked and held in the notches of the four faces of the wooden column, and the corner connecting fittings extending over the adjacent beam ends are connected to the connecting fittings. A second bolt that is connected to the beam end by a first bolt and a nut that penetrates the web of the beam end, and a corner connecting metal fitting that is located in the diagonal direction of the wooden column is a second bolt that penetrates the wooden column in the diagonal direction. And a nut to connect to a wooden column, and between the webs of the wooden composite beam, there is a structural feature in that a space regulating member for regulating the space between the webs in a state of surrounding the bolt is provided. .

[0010]

According to the characteristic construction of the first aspect of the present invention, the wooden pillar and the connecting metal fittings over the beam ends on both sides of the wooden pillar are used, and the bolts and nuts for connecting the connecting metal fittings on both sides of the pillar and the beam. , Two wooden composite beams are integrated in an I shape with respect to the wooden pillar in a plan view. Then, the load transmission from each wooden composite beam to the wooden pillar is performed by the shearing force of the bolt for fixing the connecting fitting to the wooden composite beam and the connecting metal fitting, and the mechanical force by the shearing force of the bolt for fixing the connecting fitting to the wooden pillar. Transmission and
This is achieved by three systems: transmission by the frictional force of the connecting fittings that tighten the columns and beams, and transmission by the beam end support at the notch of the wooden column.

According to the characteristic constitution of the second invention, the first connecting fittings extending over the wooden columns and the beam ends, the second connecting fittings extending over the adjacent beam ends, the first and second bolts and nuts, respectively. Thus, the two wooden composite beams are integrated with the wooden column in an L shape in a plan view. The load transmission from each wooden composite beam to the wooden column is mechanical transmission by the shearing force of the second bolt and the shearing force of the first connecting fitting and the first bolt, and the first and second fastening of the column and beam. This is achieved by three systems: transmission by the frictional force of the connecting metal fittings and transmission by beam end support at the notch of the wooden column.

According to the characteristic constitution of the third invention, the corner connecting fittings extending over the adjacent beam ends, the flat connecting fittings extending over the wooden columns and the beam end portions on both sides thereof, respectively, are provided.
Through the third bolt and nut, the three wooden composite beams are integrated in a T-shape with the wooden column in a plan view. Then, the load transmission from the wooden composite beam corresponding to the T-shaped foot to the wooden column is mechanical transmission by the shearing force of the first bolt and the corner connecting fittings and the shearing force of the third bolt,
This is achieved by three systems: transmission by the frictional force of the corners and flat connecting fittings that tighten the beam, and transmission by the beam end support at the notch of the wooden column.

On the other hand, the load transmission from the remaining two wooden composite beams to the wooden column is mechanical transmission by the shearing force of the second bolt and the shearing force of the corner and flat connecting fittings and the third bolt, and This is achieved by three systems: transmission by the frictional force of the corners and flat connecting fittings that tighten the beam, and transmission by the beam end support at the notch of the wooden column.

According to the characterizing feature of the fourth invention, the four wooden composite beams in the plan view are the wooden pillars by the corner connecting fittings extending over the adjacent beam ends and the first and second bolts and nuts. Is integrated into a cross shape. Then, the load transmission from each wooden composite beam to the wooden column is performed mechanically by the shearing force of the first bolt and the connecting metal fitting for the corner and the shearing force of the second bolt, and the connecting metal fitting for the corner tightening the column / beam. Transmission by frictional force and transmission by beam end support at the notch of the wooden column are achieved.

In particular, in any of the first to fourth inventions, since the space regulating member is provided between the webs of the wooden composite beam, even if the wooden composite beam is firmly tightened with the bolts and nuts, the web is not bent. Since it is prevented, the load transmission from the wooden composite beam to the wooden column by the above-mentioned frictional force is performed in a state where the wooden composite beam is hollow but is the same as a solid beam.

[0016]

Embodiments of the present invention will be described below with reference to the drawings. 1 and 2 show a skeleton part of a wooden house. In the figures, 1 ... is a wooden column, 2 ... is a wooden composite beam made of, for example, plywood, and a notch part formed at the end of the wooden column 1. Supported by 3. 4 ... is a large draw, 5 is a joist, and 6 is a floorboard such as plywood.

As shown in FIGS. 3 and 4, the wooden composite beam 2 described above has a pair of webs 8 and 8 joined together at predetermined intervals over the upper and lower flanges 7 and 7, more specifically, FIG.
As shown in a partially enlarged view in FIG. 1, a serrated protrusion a is formed in the width direction on the edge of the web 8, while the flange 7 is slightly inward from both edges in the width direction. A so-called scarf joint in which a sawtooth-shaped recess b for engaging the projection a is formed on the face portion which is reserved toward one side, and an adhesive is applied to the projection a and the recess b so that the two a and b are strongly meshed with each other. The flange 7 and the web 8 are joined together in the form of, and the reinforcing plates 9 are provided on the outer surface portions of the webs 8 and 8 on both sides in the longitudinal direction by, for example, bonding. According to the joining mode of the scarf joint described above, since the bonding area between the protrusion a of the web 8 and the recess b of the flange 7 is large, there is an advantage that the yield strength of the wooden composite beam 2 as a structure is increased.

Next, a wooden pillar 1 designated by reference numeral A in FIG.
Joint structure of wooden composite beam 2 to, that is, wooden composite beam 2
Of the two wooden composite beams 2 and 2 having an I-shape with respect to the wooden pillar 1 in a plan view by abutting the two end portions of the wooden pillar 1 on both sides of the wooden pillar 1 in a state where the two end portions of the wooden pillar 1 face each other.・
The beam joint structure will be described with reference to FIGS.

In this embodiment, notches 3 and 3 of triangular recesses having flat bottoms are formed at predetermined height positions on both surfaces of the wooden column 1 while the wooden composite beam 2 is Cut diagonally to match the above notch 3,
In addition, the beam ends are locked and held in the notches 3 and 3 in a state of being relatively opposed to each other.

Bolt holes c are formed through the notches 3 and 3 of the wooden pillar 1 and at the end of the wooden composite beam 2 in the beam width direction. Between the webs 8 and 8 of the composite beam 2, a cylindrical space regulation member 10 is provided in a state where the bolt holes c are aligned with the axis.

As shown in FIG. 3, the space regulating member 10 has a cylindrical member 12 and a screw member 13 each of which has a hexagonal outer surface and is provided with a flange member 11 at an end thereof. It is provided with a biting protrusion d, and is provided between the webs 8 in the following manner, for example.

That is, as shown in FIG. 4, the space regulating member 10 is brought between the webs 8 and 8 in a state where the total length is shorter than the dimension between the webs 8 and 8 and the tubular member 1 thereof is brought.
The cylinder shaft cores 2 and 13 are held substantially concentrically with the bolt holes c of the webs 8 and 8, and the temporary bolts 14 are fixed to the bolt holes c on the one web 8 side and the wooden composite beam 2 and the other. In a state where the nuts 15 are screwed into the bolt holes c on the side of the web 8 and the nuts 15 and the heads of the temporary bolts 14 prevent the webs 8 from expanding.
As shown in FIG. 4, the cylindrical member 12 is rotated in a direction of extending with respect to the screw member 13 so that the protrusion d bites into the inner surface of the web, and then the nut 15 is unscrewed to remove the temporary bolt 14. As shown in FIG. 6, the web 8 and the gap regulating member 10 are fixed in position.
It is attached between eight.

Returning to FIG. 7 and FIG. 8, the wooden composite beam 2 provided with the space regulating member 10 is retained at the cutouts 3 and 3 of the wooden column 1 in an engaged state. Flat connecting fittings 16 made of, for example, a steel plate, in which holes e corresponding to the bolt holes c are formed, are arranged on both sides of the pillar / beam across the three sides of the wooden pillar 1 and the beam end portions on both sides thereof, and the bolts. The two connecting fittings 16 are connected to the wooden pillar 1 and the wooden composite beam 2 by means of the nut 17 and the nut 18, so that the two wooden composite beams 2 are I-shaped with respect to the wooden pillar 1 in plan view. It is integrated into.

According to the above construction, the shearing force of the bolt 17 for fixing the connecting metal fitting 16 to the wooden composite beam 2 and the connecting metal fitting 16 and the shearing force of the bolt 17 for fixing the connecting metal fitting 16 to the wooden pillar 1. Thus, the load transmission from the wooden composite beam 2 to the wooden column 1 is mechanically achieved. Further, the pillar of the connecting fitting 16 by the bolt 17 and the nut 18
Load transfer from the wooden composite beam 2 to the wooden columns 1 is also achieved by the frictional force for tightening the beams and the support of the beam ends by the notches 3 of the wooden columns 1.

That is, the wooden composite beam 2 is firmly fixed to the wooden column 1 by the support of the beam end portion by the notch portion 3 and the mechanical fixing means by the connecting metal fitting 16, and at the same time, The load transmission from the wooden composite beam 2 to the wooden column 1 is achieved by three systems of mechanical transmission, frictional transmission and beam end support, and above all, between the webs 8 of the wooden composite beam 2. Since the space regulating member 10 is provided, the wooden composite beam 2 is formed by the bolt 17 and the nut 18.
Since the bending of the webs 8 and 8 can be effectively prevented even when the timber is firmly tightened, the load transmission due to the frictional force is different from that of the solid beam even though the wooden composite beam 2 has a hollow structure. Achieved without.

Next, a wooden pillar 1 shown by reference numeral B in FIG.
The joint structure of the wooden composite beam 2 with respect to the wooden composite beam 2, that is, the wooden composite beam 2 is butted to the two adjacent sides of the wooden pillar 1.
A joint structure of columns and beams at a location where two wooden composite beams 2 and 2 have an L shape with respect to the wooden column 1 in a plan view will be described with reference to FIGS.

In this embodiment, notches 3 and 3 are formed on two adjacent surfaces of the wooden column 1 at a predetermined height, and the ends of the wooden composite beam 2 are formed in the notches 3 and 3. And a bolt hole f is formed up and down over the other two surfaces of the wooden pillar 1, and a bolt hole c that penetrates in the beam width direction is also formed on the end side of the wooden composite beam 2. In addition, a tubular spacing regulating member 10 is provided between the webs 8 of the wooden composite beam 2 in a state of being coaxial with the bolt hole c.

Then, the first T-shaped lateral connecting metal fittings 21 and 21 extending over the wooden pillar 1 and the beam end portion respectively pass through the sloped portion of the connecting metal fitting 21 and the bolt hole f of the wooden pillar 1. While being connected to the wooden column 1 by the bolts 22 and the nuts 23, the second connecting fittings 24 for corners extending over the adjacent beam ends are connected to the connecting fittings 24 and the bolt holes c of the beam ends.
The second bolt 25 and the nut 26 penetrating the space regulating member 10 and the first connecting fitting 21 are connected to the beam end.

According to this structure, the first and second connecting fittings 21, 24 and the first and second bolts 22, 25.
By the nuts 23 and 26, the two wooden composite beams 2 are firmly integrated with the wooden column 1 in an L shape in a plan view. Then, the load transmission from each wooden composite beam 2 to the wooden column 1 is performed by the shearing force of the second bolt 25, the first connecting fitting 21, and the first connecting fitting 21.
Mechanical transmission by the shearing force of the bolt 22, transmission by the frictional force of the first and second coupling fittings 21 and 24 that tighten the columns and beams, and transmission by beam end support at the notch 3 of the wooden column 1. It is achieved by three systems.

Of course, the webs 8 and 8 of the wooden composite beam 2
Since the space regulating member 10 is provided between them, it goes without saying that even though the wooden composite beam 2 has a hollow structure, the load transmission due to the above-mentioned frictional force is achieved in the same state as a solid beam. .

Next, a wooden pillar 1 designated by reference numeral C in FIG.
The joint structure of the wooden composite beam 2 with respect to the wooden composite beam 2, that is, the wooden composite beam 2 is abutted to the three adjacent columns of the wooden pillar 1,
FIG. 1 shows a joint structure of pillars and beams at a location where three wooden composite beams 2 and 2 have a T shape with respect to the wooden pillar 1 in a plan view.
A description will be given based on Nos. 1 and 12.

In this embodiment, notches 3 are formed on three adjacent surfaces of the wooden column 1 at predetermined height positions, and the ends of the wooden composite beam 2 are locked in the notches 3. In addition to holding it, a bolt hole penetrating in the beam width direction is formed on the end side of the wooden composite beam 2, and a bolt hole h penetrating the wooden pillar 1 in a diagonal direction is also vertically formed in the wooden pillar 1. A tubular space regulating member 10 is provided between the webs 8 of the wooden composite beam 2 in a state of being formed at different positions and concentric with the bolt hole at the beam end.

Then, the corner connecting fittings 31 and 31 extending over the adjacent beam ends are connected to the connecting fitting 31 and the wooden composite beam 2.
And the first bolt 32 and the nut 33 penetrating the space regulation member 10 are connected to the beam end portion, and the wooden pillar 1 and the flat connecting metal fittings 34 extending over the beam end portions on both sides thereof are connected to the connecting metal fitting 34 and the wooden member. Composite beam 2 and spacing regulating member 10, and
A second bolt 35 and a nut 36 penetrating the corner connecting fitting 31 are connected to the beam end portion, and the corner connecting fitting 31 and the flat connecting fitting 34 are further passed through a bolt hole h of the wooden pillar 1. 3 bolt 37 and nut 38
Are connected to the wooden pillar 1 by and.

According to such a configuration, the corner connecting fitting 3
1 and the flat connecting fitting 34, and the first to third bolts 32, 35, 37 and nuts 33, 36, 38, the three wooden composite beams 2 are T-shaped with respect to the wooden pillar 1 in a plan view. Is firmly integrated into. Then, the load transmission from the wooden composite beam 2 corresponding to the T-shaped foot to the wooden column 1 is
Shearing force of the first bolt 32 and the corner connecting fitting 31 and the third
The mechanical transmission by the shearing force of the bolt 37, the transmission by the frictional force of the corners and the flat connecting fittings 31 and 34 for tightening the columns and beams, and the transmission by the beam end support at the notch 3 of the wooden column 1 are three. Achieved in the system.

On the other hand, the load is transferred from the remaining two wooden composite beams 2 to the wooden pillar 1 by the shearing force of the second bolt 35 and the shearing force of the corner and flat connecting fittings 31, 34 and the third bolt 37. Transmission, the transmission by the frictional force of the corners and the flat connection fittings 31 and 34 for tightening the columns / beams, and the transmission by the beam end support in the notch 3 of the wooden column 1.

Even in such a structure, the wooden composite beam 2 is used.
Since the space regulating member 10 is provided between the webs 8 and 8, the wooden composite beam 2 is hollow, but the load transmission by the frictional force is achieved in the same manner as the solid beam. .

Next, a wooden pillar 1 designated by reference numeral D in FIG.
The wooden composite beam 2 is joined to the wooden pillar 1, and the wooden composite beam 2 is abutted on each side of the wooden pillar 1, and the four wooden composite beams 2 ... The pillar / beam joint structure at the presenting location will be described with reference to FIG.

In this embodiment, notches 3 are formed on each of the four surfaces of the wooden column 1 at predetermined height positions, and the ends of the wooden composite beam 2 are retained by the notches 3. At the same time, a bolt hole penetrating in the beam width direction is formed on the end side of the wooden composite beam 2, and a bolt hole j penetrating the wooden column 1 in the diagonal direction is also vertically formed in the wooden column 1. A cylindrical space regulating member 10 is provided between the webs 8 of the wooden composite beam 2 in a state where the wooden composite beam 2 is formed at different positions and is concentric with the bolt hole at the beam end.

Then, the corner connecting fittings 41, 41 extending over the adjacent beam ends are connected to the beam ends by the connecting fittings 41 and the first bolts 42 and nuts 43 penetrating the wooden composite beam 2. Moreover, the corner connecting fittings 41, 41 located in the diagonal direction of the wooden pillar 1 are connected to the wooden pillar 1 by the second bolts 44 and the nuts 45 penetrating the bolt holes j of the wooden pillar 1.

According to such a construction, the four corners of the wooden composite in plan view are formed by the corner connecting fittings 41 extending over the adjacent beam ends, the first and second bolts 42 and 44, and the nuts 43 and 45. The beam 2 is firmly integrated with the wooden pillar 1 in a cross shape. The load transmission from each wooden composite beam 2 to the wooden column 1 is mechanical transmission by the shearing force of the first bolt 42 and the shearing force of the corner connecting fitting 41 and the second bolt 44, and tightens the column / beam. This is achieved by three systems: transmission by the frictional force of the corner connecting fitting 41 and transmission by the beam end support at the cutout portion 3 of the wooden column 1. In this configuration as well, since the space regulating member 10 is provided between the webs 8 of the wooden composite beam 2, the wooden composite beam 2 has a hollow structure, but the load transmission by the frictional force is solid. Achieved in the same way as beams.

As the space regulating member 10, the protrusion d
The cylindrical members 12 and 13 having the attached flange member 11 are screwed to each other, and the protrusion d is bited into the web 8 so that the distance regulating member 10 is fixed between the webs 8 and 8. However, for example, Figure 1
As shown in FIG. 4, the flange member 52 is provided at both ends of the single tubular member 51, and the distance between the end faces of the flange member is adjusted to match the distance between the webs 8 and the space regulating member 10.
May be formed and fixed to the webs 8 and 8 by means such as adhesion or nailing.

Further, the distance regulating member 10 is not limited to the above-mentioned structure as long as it has a function of regulating the distance between the webs 8 in the state of surrounding the bolt.
For example, instead of the tubular member, this can be changed to a C-shaped member such as lightweight steel.

[0043]

As described above, according to the present invention, when a wooden composite beam is joined to a wooden column in various forms such as an I-shape, an L-shape, a T-shape, and a cross shape in a plan view, the wooden composite is used. A space regulating member for regulating the distance between the webs of the beams is provided, and the ends of the wooden composite beams are locked and held in the notches of the wooden columns, and then the wooden composite beams are connected. It is characterized in that it is integrated with a wooden column with bolts and nuts via metal fittings.

By adopting such a peculiar joining form, the load transmission from the wooden composite beam to the wooden column is mechanically performed through one of the bolts and the connecting fittings, and two columns are It is done by the frictional force of the connecting metal fittings that tighten the beam,
The transmission of beam end support by the notch part of the wooden column has been added, and it has become possible to achieve a total of three systems.Moreover, since the spacing control member is provided between the webs of the wooden composite beam, it is possible to use bolts and nuts. Since the bending of the web is prevented even if the wooden composite beam is firmly tightened, the load transfer from the wooden composite beam to the wooden column by the above-mentioned frictional force can be performed as a solid beam even though the wooden composite beam is hollow. It takes place unchanged.

Thus, the joint of the wooden composite beam to the wooden column is firmly made by the bolt and the nut through the connecting metal fitting, and the load transmission is the same as that of the solid beam joint so far. By achieving this, the joint of the wooden composite beam to the wooden pillar was established in the same manner as the joint of the solid beam, and the joint structure of the wooden composite beam was established in this way, which resulted in high rigidity and high rigidity. This has contributed to the widespread use of wooden composite beams, which are lightweight and excellent in handling, are inexpensive, and have excellent features that can save resources and thus play a part in forest protection.

[Brief description of drawings]

FIG. 1 is a plan view of a frame portion of a wooden house.

FIG. 2 is a side view of a part of the frame portion of the wooden house.

FIG. 3 is a perspective view of a wooden composite beam in which an interval regulating member is taken out and enlarged.

FIG. 4 is a cross-sectional view of a wooden composite beam with a joint between a flange and a web taken out and enlarged.

FIG. 5 is a cross-sectional view of a wooden composite beam showing a mounted state of a space regulating member.

FIG. 6 is a cross-sectional view of a wooden composite beam supplemented with a space regulating member.

FIG. 7 is a side view of a portion A in FIG.

8 is a cross-sectional view taken along line I-I in FIG.

9 is a side view of a portion B in FIG. 1. FIG.

10 is a sectional view taken along line II-II in FIG.

11 is a side view of a portion C in FIG. 1. FIG.

12 is a sectional view taken along line III-III in FIG.

FIG. 13 is a side view of a portion D in FIG.

FIG. 14 is a cross-sectional view showing another embodiment of the distance regulating member.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Wooden column, 2 ... Wooden composite beam, 3 ... Notch part, 7 ... Flange, 8 ... Web, 10 ... Interval regulation member, 16 ... Connection metal fitting, 17 ... Bolt, 21 ... 1st connection metal fitting, 22 ... 1
Bolt, 24 ... second connecting metal fitting, 25 ... second bolt,
31 ... Corner connecting fitting, 32 ... First bolt, 34 ... Flat connecting fitting, 35 ... Second bolt, 37 ... Third bolt, 41 ... Corner connecting fitting, 42 ... First bolt,
44 ... Second bolt.

Claims (4)

[Claims] 1. A wooden composite beam is constructed by joining a pair of webs at predetermined intervals over the upper and lower flanges.
The two ends of the wooden composite beam are locked and retained in the notches on both sides of the wooden column in a state where they face each other, and the wooden column and the beam ends on both sides of the wooden column are covered on both sides of the column / beam. The connecting metal fittings located, by the bolts and nuts penetrating the connecting metal fittings and the web of the beam end and the wooden pillar, are connected to the beam end and the wooden pillar, and between the web of the wooden composite beam, A structure for joining a wooden composite beam to a wooden column, characterized in that a space restricting member for restricting a space between the webs in a state of surrounding the bolt is provided. 2. A wooden composite beam is formed by joining a pair of webs at predetermined intervals over the upper and lower flanges.
The two ends of the wooden composite beam are locked and retained in the notches on the two adjacent sides of the wooden column, and the first connecting metal fittings extending over the wooden pillar and the beam end are respectively connected to the connecting metal fittings and the wooden pillar. A second connecting metal fitting for corners, which is connected to a wooden column by a first bolt and a nut passing therethrough, extends through the connecting metal fitting, the web of the beam end, and the first connecting metal fitting. A bolt and a nut for connecting the two ends of the beam, and between the webs of the wooden composite beam, there is provided a space regulating member for regulating the space between the webs while surrounding the bolts. Structure of a wooden composite beam to a wooden column. 3. A wooden composite beam is constructed by joining a pair of webs at predetermined intervals over the upper and lower flanges.
The three ends of the wooden composite beam are locked and retained in the notches on the three adjacent surfaces of the wooden column, and the corner connecting metal fittings that extend over the adjacent beam ends penetrate the connecting metal fitting and the web of the beam end. The first pillar and the nut are connected to the beam end and the flat connecting metal fittings extending over the wooden column and the beam end portions on both sides thereof are passed through the connecting metal fitting, the web at the beam end and the corner connecting metal fitting. A second bolt and a nut for connecting to the beam end, and further, the corner connecting fitting and the flat connecting fitting are connected to the wooden pillar by a third bolt and a nut penetrating the wooden pillar in a diagonal direction, and ,
A joining structure of a wooden composite beam to a wooden column, characterized in that a space restricting member for restricting a space between the webs in a state of surrounding the bolt is provided between the webs of the wooden composite beam. 4. A wooden composite beam is constructed by joining a pair of webs at predetermined intervals over the upper and lower flanges,
The four ends of the wooden composite beam are locked and retained in the notches on the four faces of the wooden column, and the corner connecting fittings that extend over the adjacent beam ends are passed through the connecting fitting and the web of the beam end. Connect to the beam end with 1 bolt and nut,
A corner connecting fitting located in a diagonal direction of the wooden pillar is connected to the wooden pillar by a second bolt and a nut that penetrates the wooden pillar in a diagonal direction, and between the webs of the wooden composite beam, A structure for joining a wooden composite beam to a wooden column, characterized in that a space restricting member for restricting a space between the webs in a state of surrounding the bolt is provided.