JP2717499B2 - Frame joining method, joint structure and joining tool for wooden building - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for joining a wooden building to a frame, a joining structure and a joining tool.

[0002]

2. Description of the Related Art In this kind of conventional technology, for example, a connecting portion between a through pillar and a trunk is formed such that a pillar side has a step at a lower side, and a downwardly inclined surface, and a trunk side is supported by the step and faces upward. An inclined surface is formed, and a short tenon (convex portion) is formed on the pillar side, and a squat (concave portion) is formed on the trunk side. And these three members were connected with the strip-shaped strip and nail by the outer surface.

[0003]

In this technique, a large number of people and time are required for the joining operation. In other words, the technique required many years of experience and techniques of blacking and hand processing, and industrialization was not possible.

[0004] It is an object of the present invention to solve the above-mentioned problems, and to provide a method of joining wooden structures to a wooden building, a joining structure and a joining tool which can be joined quickly without requiring any technology.

[0005]

Means for Solving the Problems In order to solve the above problems, the constitution of the present invention is as follows. That is, the joining method of the first configuration is such that, at one end, the other end, or in the middle of the main body, the left and right side surfaces are joined via an integrated or separate stepped portion or in a flat state without the stepped portion. A main member having holes penetrating through two sides facing each other on the left and right sides of the cross section of the main member, and a main joint surface in contact with one side surface of the joint portion of the main member;
A deep groove is provided in the center of the main joining surface in the horizontal direction, and the first and second horizontal members extending left and right across the main member, and the band plate are arranged at the center in the length direction. In the U-shaped bent consisting of the web and the flange, further, the tip side of the flange portion is overlapped with each other, the root side is bent so as to form a triangular cylindrical shape, the symmetrical portion of the upper and lower surfaces near the tip of the flange is A notch is provided on the temporary placement surface, at the center side from there,
The notch has an inclined surface, a semi-cylindrical surface, and a rising surface, a main hole is provided in a vertically symmetric position between the notches, a plurality of sub-holes are provided in the web, and the sub-hole is provided at a root of the flange. A window is provided in a portion close to, and the position of the sub-hole is a connector that is determined so that they do not match when turned upside down, and penetrates the hole of the main member, and at both ends the A sub-bolt nut fitted and fixed in the web sub-hole of the connector, a first penetrating rod penetrating the first and second transverse members through the inside of the semi-cylindrical surface of each notch of the connector, A second penetrating rod that penetrates the first and second transverse members through each main hole of the joint, penetrates the auxiliary bolt nut through a hole of the main member, and has the joint at both ends thereof. Insert and fix the first and second horizontal members
The penetrating rod is penetrated, and the horizontal members are lowered while holding them substantially horizontally long. The end of the connector is inserted into the groove of the horizontal member, and the first penetrating rod is temporarily connected to the temporary member of the connector. Put it on the surface,
Next, it is dropped into the notch while being guided on the inclined surface, and then a second penetrating rod is passed through the first and second horizontal members through each main hole of the connector.

The joining structure of the second configuration is a joining portion at one end, the other end, or halfway of the main body, via an integrated or separate step portion on the left and right side surfaces, or in a flat state without the step portion. A main member having holes penetrating two sides facing each other on the left and right sides of the cross section of the portion, and a main joining surface in contact with one side surface of the joining portion of the main member, and a central portion in the horizontal direction of the main joining surface Is provided with a deep groove in the length direction, the first and second horizontal members extending left and right across the main member, and a U-shape in which the strip is formed of a web and a flange at the center in the length direction. Is bent into
Further, the front ends of the flange portions are overlapped with each other, and the root side is bent so as to form a triangular cylindrical shape. The symmetrical portion of the upper surface and the lower surface near the front end of the flange is a temporary mounting surface, and a notch is provided on the center side from there. The notch comprises an inclined surface, a semi-cylindrical surface, and a rising surface, a main hole is provided in a vertically symmetric position between the notches, a plurality of sub holes are provided in the web, and the sub hole is provided at a root of the flange. A window is provided in a portion near the hole, and the position of the sub-hole is upside down,
A connector determined so that they do not coincide with each other; a sub-bolt nut which penetrates the hole of the main member and is fitted and fixed to a web sub-hole of the connector at both ends; Passing through the inside of the semi-cylindrical surface of
A first penetrating rod penetrating the horizontal member and a second penetrating rod penetrating the first and second horizontal members through each main hole of the connector.

[0007] In the connector of the third configuration, the strip is bent into a U-shape consisting of a web and a flange at the center in the longitudinal direction.
The front ends of the flanges overlap each other, the base is bent so as to form a triangular cylindrical shape, the symmetrical portion of the upper surface and the lower surface near the front end of the flange is a temporary mounting surface, and a notch is provided on the center side from there. The notch is formed of an inclined surface, a semi-cylindrical surface and a rising surface, a main hole is provided in a vertically symmetric position between the two notches, a plurality of sub-holes are provided in the web, and the sub-hole is provided at a root of the flange. A window is provided in the near part,
In addition, the position of the sub-hole is determined so that they do not match when inverted upside down.

[0008] In a fourth aspect of the present invention, the strip is bent in a U-shape comprising a web and a flange at the center in the longitudinal direction, and a symmetrical portion of an upper surface and a lower surface near a tip of the flange is a temporary mounting surface.
From there, a notch is provided on the center side, the notch is formed of an inclined surface, a semi-cylindrical surface and a rising surface, a main hole is provided at a vertically symmetric position between the two notches, and a plurality of sub holes are provided in the web. A window is provided at a portion near the sub-hole at the root of the flange, and the position of the sub-hole is determined so that they do not match when the top and bottom are turned upside down.

[0009]

The sub bolt nut is inserted through the hole of the main member, and the sub hole of the connector is inserted and fixed at both ends. At this time, tighten the nut with a spanner from the window. Penetrating the first penetrating rod through the first and second horizontal members, lowering these horizontal members while holding them substantially horizontally long, inserting the end of the connector into the groove of the horizontal member, The first penetrating rod is placed on the temporary placement surface of the connector. Then, hit the upper surface of the end of the horizontal member with a hammer,
The first penetrating rod is dropped into the notch while being guided on the inclined surface. As a result, a component force is generated in the first penetrating rod toward the main member, and the horizontal member is strongly attracted to and adheres to the main member. Next, a second penetrating rod is penetrated from the remaining holes of the first and second transverse members through the main holes of the connector and the inside of the semi-cylindrical surface of the lower notch, and is fixed.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to an embodiment shown in the drawings. FIG. 1 shows a horizontal sectional view of a joint between a column (main member) and a beam (horizontal member). FIG. 2 is a perspective view in which two beams are connected in series with a column interposed therebetween, and another beam is connected in a T-shape.

The main member 10 is a separate splint on the left, right, front and side surfaces in the middle of the main body (up to a horizontal member such as a base below).
And two holes 12a penetrating through two perpendicular bisectors of two sides facing the cross section of the joint at the left, right, front and back. These holes are vertically offset.

First, second, and third horizontal members 21, 22, 23
The main joining surfaces 21a, 22a, 23a are such that an end thereof comes into contact with the step 1 of the main member and one end of the main member comes into contact with one side surface of the joining portion.
And grooves 21b, 22b and 23b which are deep in the longitudinal direction are provided at the center in the horizontal direction of the main joint surface. In these grooves, straight portions S extend from the apexes of the V-shaped portions V in plan view from the ends of the transverse members. On the side of the connection part of the horizontal member,
Three holes 21c, 22c, 2 that penetrate in the horizontal direction at right angles to the length of the transverse member within a range corresponding to the linear portion S of the groove.
3c are provided on the upper and lower straight lines at equal intervals.

Basically, the connecting member (first connecting member) 31 has a web W and a flange F at the center in the longitudinal direction as shown in FIG.
, And the flanges are bent so that the tip sides of the flange portions overlap each other and the root side forms a triangular cylindrical shape. A symmetrical portion of the upper surface and the lower surface near the front end of the flange is provided with a temporary mounting surface 31a, and a notch 31b is provided at the center from the temporary mounting surface 31a, and the notch includes an inclined surface 31c, a semi-cylindrical surface 31d, and a vertical rising surface 31e. . A main hole 31f is provided at the center between the notches 31b, and a plurality of (two shown) sub-holes 31g are provided in a straight line in the vertical direction at the longitudinal center of the web W.
Two windows 31h are provided at a portion near the sub-hole 31g at the root of. In addition, the sub hole 31g and the window 31
The position of h is determined so that they do not match when the connector 31 is turned upside down.

For example, in FIG. 3, the distances from the upper end of the web W to the sub-holes and the lower end are L ₁ , L ₂ , L ₃ , the sub-hole diameter is d, and L ₁ = 30 mm, L ₂ = 60 mm, L ₃ = 50mm,
If d = 12 mm, the position of the sub hole when it is turned upside down is shifted 8 mm up and down.

The distance n from the end face of the web of the connector to the notch semi-cylindrical surface 31d and the main hole 31f is set slightly shorter than the distance m from the end face of the horizontal member to the hole 22c. For example, m = 100 mm and n = 95 mm.

The sub bolt nut 2 penetrates the hole 12a of the main member 10 and is fitted and fixed at both ends to the web sub hole 31g of the connector 31.

Temporary bolt and nut as the first penetrating rod (with washer)
40 passes through the inside of the semi-cylindrical surface 31d of each notch of the connector 31, and the first, second and third horizontal members 21 and
It penetrates the uppermost one of the holes 22c of 2, 23. The end protrudes on the indoor side with respect to the side surface of the transverse member, and is immersed in the counterbore on the outdoor side.

The main penetrating rod 50, which is a second penetrating rod made of a pointed driving pin, passes through each main hole 31f of the connector 31 and the inside of the semi-cylindrical surface 31d of the lower notch.
Remaining hole 22 of second and third horizontal members 21, 22, 23
penetrates c.

Next, an embodiment of the method of joining the frames will be described with reference to FIG. The sub-bolt nut 2 is passed through the hole 12a of the main member 10, and the sub-hole 31g of the connector 31 is provided at both ends thereof.
And fix it. At this time, the nut is tightened with a spanner from the window 31h. The first and second horizontal members 21 and 22
The temporary member is temporarily fixed by penetrating through the temporary bolt and nut, and the horizontal members are lowered while holding them substantially horizontally long, and the ends of the joints 31 are inserted into the grooves 21b and 22b of the horizontal members. The temporary bolt and nut 40 are placed on the temporary mounting surface 31a of the connector. Next, the upper surface of the end of the horizontal member is hit with a hammer, and the temporary bolt nut 40 is dropped into the notch 31b while being guided by the inclined surface 31c.

As a result, a component force is generated in the temporary bolt nut 40 toward the column, and the horizontal member is strongly attracted to the column member and comes into close contact therewith. At this time, the hole through which the temporary bolt nut 40 of the horizontal member penetrates is deformed into an elliptical shape corresponding to the difference between the distances m and n.

Next, through the main holes 31f of the joint 31 and the inside of the semi-cylindrical surface 31d of the lower notch, the first
And the remaining holes 21c, 22c of the second horizontal members 21, 22
Then, the main penetrating rod 50 is penetrated by a hammer and fixed, and the temporary bolt nut 40 is also fixed.

Here, when the inclined surface reaching the point of the main penetrating rod 50 passes through the main hole 31f of the connector 31 and the semi-cylindrical surface, the inclined surface is guided by the inner surfaces thereof and is divided into the same column side as described above. A force is created and the crosspiece is attracted to the column. Then, the remaining holes 21c and 22c of the horizontal member are also deformed into an elliptical shape. The temporary bolt nut 40 and the upper main penetration bar 50 endure the downward force,
The two main penetration rods 50 withstand upward force and resist earthquakes.

The third horizontal member 23 is joined in the same manner, but the connector 31 is used in a state where it is turned upside down. Accordingly, the auxiliary bolt nut 2 does not intersect with the above-mentioned one, but penetrates the hole 12a of the column. Secondary bolt and nut 2
Is immersed in a counterbore in the rear surface of the main member 10 (FIG. 1).

Four beams (first, second, second,
(3, 4 horizontal members) are cross-joined, and the connector in the upside down state is used for the third and fourth horizontal members for the first and second horizontal members. Is done. Also, when two beams are L-joined with the column member 10 as a boundary, the two connectors are similarly arranged.

FIGS. 15 and 16 show another embodiment 71 of the first connector, in which the shapes of the notch and the window are slightly different, and the number of main holes is also different. That is, the strip is bent in a U-shape consisting of the web W and the flange F at the center in the longitudinal direction.
The distal ends of the flanges overlap each other, and the roots are bent so as to form a triangular cylindrical shape. Then, the symmetrical portion of the upper surface and the lower surface near the tip of the flange is the temporary placement surface 71.
a, a notch 71b is provided on the center side from the notch, and the notch includes an arcuate inclined surface 71c, a semi-cylindrical surface 71d, and a vertical rising surface 71e. Two main holes 71f are provided at vertically symmetric positions between the notches 71b, and a plurality of main holes 71f are vertically aligned at a central portion in the longitudinal direction of the web W (see FIG. 2).
) Are provided, and two windows 71h are provided at the base of the flange F near the sub-hole 71g. In addition, the positions of the sub-hole 71g and the window 71h are determined so that they do not match when the connector 71 is turned upside down.

Here, the diameter of the semi-cylindrical surface 71d is slightly larger than the notch width at the lower end of the inclined surface 71c, and a convex portion 71i is formed at the boundary between these. In use,
After the provisional bolt nut 40 is inserted into the semi-cylindrical surface 71d, the convex portion 71d becomes an obstacle, and the upward movement of the provisional bolt nut 40 is prevented, so that the provisional fixing becomes more reliable and stable. The penetrating rod 50 is provided with the lower main hole 71f or the lower notch 7.
Penetrates 1d.

In the above, one type of connector can be used by turning the connector upside down. However, when not inverted, the lower side of the notch can be omitted. That is, FIG.
FIG. 7 shows still another embodiment 72 of the first connector. Parts similar to the above are indicated by 72. There is one main hole 72f. At each connection portion such as an L-shape, a T-shape, a cross, and the like between the pillar and the horizontal member, a sub-hole 7 is formed so that the sub-bolt does not cross.
Another type (two types in total) of jigs in which the positions of 2g and the window 72h are shifted up and down is used.

FIG. 4 shows another embodiment of the connector (second connector).
32 is shown. That is, the strip is basically bent in a U-shape including the web W and the flange F at the center in the length direction.
A symmetrical portion of the upper surface and the lower surface near the front end of the flange is provided with a temporary placement surface 32a, and a notch 32b is provided in the center from the temporary placement surface 32a.
The notch has an inclined surface 32c, a semi-cylindrical surface 32d, and a vertical rising surface. A main hole 32f is provided at the center between the two notches.
A plurality of sub-holes 32g are provided in a straight line in the vertical direction at the center in the longitudinal direction of the web W, and a window 32h is provided at a portion near the sub-hole 32g at the root of the flange F. . In addition, the sub-hole 32g and the window 3
The position of 2h is determined so that they do not match when turned upside down. In this case, in the grooves 21b ', 22b', and 23b 'provided at the end of the horizontal member, straight portions S extend from both ends of the rectangular portion R in plan view from the horizontal member end (FIG. 5). .

Without providing the separate splint 1, the main member 10
In addition, on the left, right, front and rear side surfaces, a joint having a downwardly inclined surface via a step may be cut and formed integrally (FIG. 6). Also, the horizontal member may be joined to the main member without a step.

The present invention is also applicable to the joining of horizontal members. That is, a case where two transverse members are joined in a T-shape or an L-shape, a case where three transverse members are joined in a cross shape, and the like.

A nail or the like may be used in place of the pointed driving pin 50. Furthermore, the same thing as the temporary bolt nut 40 or a drift pin (a pin without a point) is used for the main penetrating rod 5.
Used as 0. In this case, since no component force is generated on the column side due to the driving of the main penetrating rod, the remaining hole is positioned at the same position with respect to the top hole of the transverse member and the hole of the connector 31 and the semi-cylindrical surface. Provided. In addition, the same thing as the main penetration bar 50 can be applied instead of the temporary bolt nut 40.

Instead of the vertical rising surface 31e of the notch of the connector 31, as shown in FIG. 7, an oblique rising surface 31e 'inclined to the main member side or the opposite main member side may be used. Further, the main hole 31f 'may be shifted from the vertical center line of the cutout semi-cylindrical surface 31d. A plurality of main holes 31f may be provided instead of one. In this case, they are arranged symmetrically so that they are in the same state even if they are turned upside down.

FIGS. 8 to 13 show another embodiment in which the connecting member is basically constituted by a flat strip, which is used upside down. That is, the third connector 33 shown in FIG. 8 is used in such a manner that one strip is used without being bent, and a notch and a main hole are provided in the strip, and a slit-shaped hole or groove is provided in the main member so as to penetrate it. Can be Both end portions are inserted into the grooves of the first and second horizontal members through the holes of the column joints. An upper surface near both ends is provided with a horizontal temporary placement surface 33a, and a notch 33b is provided in the center from the horizontal surface. The notch includes an inclined surface 33c, a semi-cylindrical surface 33d, and a rising surface 33e, and is below the notch. Is provided with a main hole 33f.

The fourth connector 34 is, as shown in FIG.
A plurality of sub-holes 34g are provided in the same portion as the joining tool 33 at the center in the length direction and at the vertically symmetric position on the same straight line in the vertical direction.

As shown in FIGS. 10 and 11, the strip of the fifth connector 35 has a rear end approaching the center of the fourth strip, penetrating through the hole of the column joint, and having a front end portion. It is inserted into the groove of the third horizontal member. A plurality of bolt nuts 352 of the fifth connector
Protrudes from the rear end of the strip and extends rearward through the sub-hole 34g of the fourth connector.

As shown in FIG. 4, the sixth connector 36 has a plurality of (shown in FIG. 2) cylindrical bodies 362 having an axis parallel to the length direction of the strip at one end of the strip, and having an interval in the width direction of the strip. Is fixed through. The rear end portion of the strip is inserted into the groove of the fourth horizontal member. Further, a window 36h is provided on the other end side of the cylindrical body 362. Then, the cylindrical body 362 is connected to the fifth connector 3.
5, the bolt of the auxiliary bolt nut 352 penetrates and the window 36
At h, the nut is screwed and connected.

As shown in FIG. 11, the fourth and fifth connecting members 34 and 35 are used for T-joining at columns, and the first, second and third horizontal members are connected in the same manner as described above. It is fixed through.

As shown in FIG. 12, the seventh joint 37 is used together with the fifth joint 35 at the time of L-joining at the column.
The band plate at one end portion passes through the hole of the joint portion and
A plurality of sub-holes 37f are inserted into the grooves of the horizontal member, and are provided at vertically symmetric positions on the same vertical line before the other end. A plurality of (shown 2) auxiliary bolt nuts 37 of the seventh connector
2 protrudes from the other end of the strip and is fixed to the outer surface of the column member.

FIG. 13 is used in place of the above-mentioned FIGS. 9 and 10 when the column and the two transverse members are joined in a cross. That is, an eighth connector 38 having the same central portion as the third connector 33 at the center in the longitudinal direction and the upper half portion on a straight line in the vertical direction is provided with an intersection slit 38k via the intersection slit 38k. The cross is engaged.

FIG. 14 shows a joint structure between the column 10 and the base 25. The joining tool 61 is a state where the notch 31b is not provided in the joining tool 31. A main hole 61f is provided in the flange portion F, a sub hole 61g is provided in the web portion W, and a window 61h is provided in a base portion of the flange portion F. Then, the point driving pin 50 is inserted into the hole of the horizontal member at a position at a distance m that is slightly longer (about 5 mm) than the distance n from the web end surface of the main hole 61f.
Is driven through the main hole 61f. As a result, a component force is generated in the same manner as described above, and the horizontal member (base) adheres to the column. When two bases are joined to one pillar in an L-shape in plan view, the same joint is used upside down as shown in FIG. At this time, the positions of the sub holes 61g are determined so that the sub bolt nuts do not intersect as described above. The main hole 61f is set at a position where the main hole 61f does not shift even if it is inverted. As described above, since the pillar stands on the cloth foundation 26 and the base is joined to the side surface thereof, the dent phenomenon of the wooden base, which occurs when the pillar is standing on the conventional base, is prevented.
Therefore, it is possible to prevent the door from being opened and closed due to deformation of the opening of the wall.

The above-mentioned connector is used upside down so that only one or a small number of connectors can be used. However, when the notch is not turned upside down, the notch on the lower side can be omitted. In this case, two types of L-shaped, T-shaped and cross-shaped joints having different positions of the auxiliary bolt and nut are prepared. Further, in the case of a single strip corresponding to FIG.
Kinds are prepared.

The present invention is not limited to the examples and embodiments described above, but includes various modifications without departing from the spirit and scope of the claims.

[0043]

According to the structure of the present invention, when the horizontal member is lifted and dropped from just above the joint with the main member, the two members are in close contact with each other, so that the joining operation can be quickly performed by a small number of unskilled personnel. Complete. In addition, a component force is generated on the main member side by the notch inclined surface of the joining tool and the first penetrating rod, and the joining member is tightly fixed, so that the joining strength is high. In addition, one or a small number of types of connectors may be used. Furthermore, the shape of the joint of the members to be joined is also 1
Or, there are few types, and it is extremely easy to manufacture and process. This has made it possible to use timber houses as parts and to easily add or remodel them.

[Brief description of the drawings]

FIG. 1 is a plan view showing the structure of one embodiment of the present invention.

FIG. 2 is an enlarged perspective view of a main part of FIG.

FIG. 3 is a perspective view of a first connector.

FIG. 4 is a perspective view of a second connector.

FIG. 5 is a plan view of a joining portion by a second joining tool.

FIG. 6 is a perspective view of another embodiment of the column member.

FIG. 7 is another embodiment of the first and second connectors.

FIG. 8 is a front view of a third connector.

FIG. 9 is a front view of a fourth connector.

FIG. 10 is a front view of fifth and sixth connectors.

FIG. 11 is a perspective view of fourth and fifth connectors.

FIG. 12 is a perspective view of fifth and seventh connectors.

FIG. 13 is a front view of an eighth connector.

FIG. 14 is a perspective view of a joint between a pillar and a base.

FIG. 15 is a perspective view of another embodiment of the first connector.

FIG. 16 is a front view of FIG.

FIG. 17 is a front view of still another embodiment of the first connector.

[Description of Signs] W ... Web F ... Flange 1 ... Splint Step 2 ... Sub Bolt Nut 10 ... Pole Member 11 ... Main Body 12 ... Joint 12a ... Hole 21 22, 23 ... First, Second, Third Horizontal member 21a, 22a, 23a: Main joint surface 21b, 22b, 23b: Groove 21c, 22c, 23c: Hole 25: Base 26: Cloth foundation 31: First joint 31a: Temporary mounting surface 31b: Notch 31c: Incline Surface 31d ... semi-cylindrical surface 31e ... rising surface 31f ... main hole 31g ... sub-hole 31h ... window 32 ... second connector 32a ... temporary placement surface 32b ... notch 32c ... inclined surface 32d ... semi-cylindrical surface 32e ... rising surface 32f ... Main hole 32g ... Sub hole 32h ... Window 33 ... Third connector 33a ... Temporary placement surface 33b ... Notch 33c ... Slope surface 33d ... Semi-cylindrical surface 33e ... Rising surface 33f ... Main hole 34 ... Fourth connector 34a ... Mounting surface 34b Notch 34c Inclined surface 34d Semi-cylindrical surface 34e Standing surface 34f Main hole 35 Fifth connector 351 Band plate 352 Secondary bolt nut 35a Temporary mounting surface 35b Notch 35c Slope 35d ... Semi-cylindrical surface 35e ... Rising surface 35f ... Main hole 36 ... Sixth connector 36a ... Temporary placement surface 36b ... Notch 36c ... Slope surface 36d ... Semi-cylindrical surface 36e ... Rising surface 36f ... Main hole 36h ... Window 361 ... Band plate 362: Cylindrical body 37 ... Seventh joint 37a ... Temporary placement surface 37b ... Notch 37c ... Inclined surface 37d ... Semi-cylindrical surface 37e ... Standing surface 37f ... Main hole 37g ... Sub-hole 38 ... Eighth joint 38a ... Temporary placement surface 38b: Notch 38c: Inclined surface 38d: Semi-cylindrical surface 38e: Standing surface 38f: Main hole 38k: Slit 40: Temporary bolt nut 50: Main bolt nut 61 Pillar foundation connectors

Claims (4)

(57) [Claims] At one end, the other end, or halfway of the main body, the left and right side surfaces form a joint through an integrated or separate step, or in a flat state without a step, and form a joint at the left and right of the cross section of the joint. A main member having a hole penetrating two opposing sides thereof, and a main joint surface in contact with one side surface of the joint portion of the main member, and a longitudinal central portion of the main joint surface in a length direction. A deep groove is provided, the first and second horizontal members extending left and right across the main member, and the strip is bent into a U-shape including a web and a flange at the center in the length direction, and further, The front ends of the flanges overlap each other, the base is bent so as to form a triangular cylindrical shape, the symmetrical portion of the upper surface and the lower surface near the front end of the flange is a temporary mounting surface, and a notch is provided on the center side from there. The notch consists of an inclined surface, a semi-cylindrical surface and a rising surface. A main hole is provided at a lower symmetric position, a plurality of sub holes are provided in the web, a window is provided at a portion near the sub hole at the root of the flange, and the position of the sub hole is turned upside down. When, the connector is determined so that they do not match, penetrating through the hole of the main member, a sub-bolt nut fitted and fixed at both ends to the web sub-hole of the connector, The first through the inside of the semi-cylindrical surface of each notch
And a first penetrating rod penetrating the second horizontal member, and a second penetrating rod penetrating the first and second horizontal members through each main hole of the connector. The sub-bolt nut is penetrated, the connector is inserted and fixed at both ends thereof, and the first and second cross members are penetrated by the first penetrating rod, and these horizontal members are held substantially horizontally and long. While lowering, insert the end of the connector into the groove of the horizontal member, place the first penetrating rod on the temporary mounting surface of the connector, and then guide the first penetrating rod on the inclined surface into the notch. Dropping, and then penetrating a second penetrating rod into the first and second transverse members through each of the main holes of the connector, and joining the wooden building to the frame. 2. At one end, the other end, or halfway of the main body, a joint portion is formed on the left and right side surfaces via an integrated or separate step portion, or in a flat state without the step portion, and on the left and right sides of the cross section of the joint portion. A main member having a hole penetrating two opposing sides thereof, and a main joint surface in contact with one side surface of the joint portion of the main member, and a longitudinal central portion of the main joint surface in a length direction. A deep groove is provided, the first and second horizontal members extending left and right across the main member, and the strip is bent into a U-shape including a web and a flange at the center in the length direction, and further, The front ends of the flanges overlap each other, the base is bent so as to form a triangular cylindrical shape, the symmetrical portion of the upper surface and the lower surface near the front end of the flange is a temporary mounting surface, and a notch is provided on the center side from there. The notch consists of an inclined surface, a semi-cylindrical surface and a rising surface. A main hole is provided at a lower symmetric position, a plurality of sub holes are provided in the web, a window is provided at a portion near the sub hole at the root of the flange, and the position of the sub hole is turned upside down. When, the connector is determined so that they do not match, penetrating through the hole of the main member, a sub-bolt nut fitted and fixed at both ends to the web sub-hole of the connector, The first through the inside of the semi-cylindrical surface of each notch
And a first penetrating rod penetrating the second horizontal member, and a second penetrating rod penetrating the first and second horizontal members through each main hole of the connector. Frame joint structure of objects. 3. The strip plate is bent in a U-shape consisting of a web and a flange at the center in the length direction, and further, the tip sides of the flange portions are overlapped with each other, and the root side is bent so as to form a triangular cylindrical shape. The symmetrical portion of the upper surface and the lower surface near the tip of the flange is a temporary mounting surface, a notch is provided on the center side from the temporary mounting surface, and the notch includes an inclined surface, a semi-cylindrical surface, and a rising surface,
A main hole is provided at a vertically symmetric position between the notches, a plurality of sub holes are provided in the web, a window is provided at a portion near the sub hole at the root of the flange, and a position of the sub hole is provided. Is a connector that is determined not to match when turned upside down. 4. A strip plate is bent in a U-shape consisting of a web and a flange at the center in a longitudinal direction, a symmetrical portion of an upper surface and a lower surface near a tip of the flange is a temporary mounting surface, and a notch is provided at a central side from the temporary mounting surface. The notch is formed of an inclined surface, a semi-cylindrical surface and a rising surface, a main hole is provided in a vertically symmetric position between the notches, a plurality of sub holes are provided in the web, and the web is provided at a root of the flange. A window is provided near the sub-hole,
In addition, the position of the sub-hole is determined so that they do not coincide with each other when the sub-hole is turned upside down.