JP6432108B2 - Beam-column joining member and beam-column joining method - Google Patents

Description

  The present invention relates to a column beam joining member and a column beam joining method.

  As a method of joining a square steel pipe column and an H-shaped steel beam in a steel structure, the diaphragm is formed by cutting a square steel pipe column and placing a short pipe column provided with a diaphragm protruding at a predetermined length at both ends therebetween. Through-diaphragm system (see, for example, FIG. 9 of Patent Document 1) directly connecting the H and the H-shaped steel beam, and inner diaphragm system (for example, see FIG. 10 of Patent Document 1) in which the diaphragm is attached to the inside of the square steel pipe column. And the outer diaphragm system which attached the diaphragm to the outer periphery of a pillar is known (for example, refer patent document 2).

JP 2003-268877 A JP 2001-65052 A

  The through-diaphragm method and the inner diaphragm method have the advantage that the outer protrusion of the diaphragm is relatively short, so that it can be easily transported to the site and the diaphragm does not get in the way of construction. After attaching the diaphragm once to cut the column to attach to the column, the column has to be welded again, which is laborious and costly, and because there is a weld in the most stressful part of the column, Strict conditions are required for welding and structural design, such as performance degradation of welds.

  On the other hand, since the diaphragm of the outer diaphragm method of Patent Document 2 can be installed by inserting the column member through the ring-shaped joining member without cutting the column, it is easy to maintain the strength of the column, and is earthquake resistant and cost-effective. Although there is a tendency to be widely adopted for the advantage, the column and the ring-shaped joining member must be welded together, and the manner of joining the column and the beam varies depending on the installation position of the column Therefore, there is a problem that a diaphragm corresponding to the joining mode of the column and the beam must be prepared.

  Therefore, the present application can cope with various column-to-beam joining modes by combining the joining members while improving the jointability between the square steel pipe column and the H-shaped steel beam by eliminating welding to the square steel tube column. It is an object of the present invention to provide a possible beam-column joining member and beam-column joining method.

  In order to solve the above-mentioned problem, in the present invention, base portions formed in an L shape in a top view by two side plate portions along two column surfaces that form the corner portions of a square steel pipe column are arranged at other corner portions, respectively. The H-shaped steel beam is fixed to the square steel pipe column by being connected to the other connecting member, and the H-shaped steel beam is produced by the cooperation of the protruding portion protruding from the base portion and the protruding portion of the other connecting member fixed to the adjacent corner portion. A fastening portion for fastening the flange of the was formed.

Specifically, the present invention is a beam-to-column connecting member, and a base portion formed in an L shape in a top view by two side plate portions along two column surfaces forming a corner portion of a square steel pipe column, Projecting from both sides of one side plate part or any one side to the side of the square steel pipe column, and the base part with other joining members respectively disposed at the other corners of the square steel pipe column The projection is fixed to the square steel pipe column by connection, and the projection has a fastening portion for fastening a flange of the H-shaped steel beam, and the joint member fixed to an adjacent corner portion among the other joint members has a projection. Formed in cooperation with the department.

  If it is the said column beam joining member, the base part arrange | positioned at the corner | angular part of a square steel pipe column will be formed in the top view L shape by the two side-plate parts along two column surfaces which form the corner | angular part of a square steel pipe column. In addition, since the structure fixed to the square steel pipe column by connecting with other joining members respectively disposed at other corners is adopted, welding to the square steel pipe column can be eliminated. For this reason, it is possible to simplify the joining work between the square steel pipe column and the H-shaped steel beam, and to prevent performance deterioration due to welding to the square steel pipe column to which great stress is applied. Bondability can be improved.

  In addition, in the beam-to-column connecting member in which the protruding portions are protruded from both sides of the two side plate portions to the sides of the rectangular steel pipe column, the two H-shaped steel beams intersecting each other in the rectangular steel tube column are square. In a column beam joining member that can be joined to a steel pipe column and protrudes from either one of the two side plate portions to the side of the square steel tube column, one H-shaped steel beam is square steel tube column. Can be joined.

  Moreover, the said beam-column joining member may further be equipped with the connection member which connects the said beam-column joining member and said other joining member. As the connecting member, for example, a to-be-engaged portion formed by at least one of a concave and a convex is provided in the beam-column joining member, and the above-mentioned beam-to-beam joining member and the other are at a meshing portion that meshes with the to-be-engaged portion. What connects a joining member is mentioned. If it is such a connection member, a column beam joining member and other joining members can be easily connected in a state where a column beam joining member is arranged in each corner of a square steel pipe column.

  The engaged portion is formed on the upper edge side and the lower edge side of the base portion, and the connecting member includes an upper connecting member that engages with the engaged portion formed on the upper edge side of the base portion, and the base portion. A lower connecting member that meshes with the engaged portion formed on the lower edge side of the upper connecting member, and a bolt that is inserted into a hole that passes through the upper connecting member, the base, and the lower connecting member in the vertical direction. And fastening means for fastening the base and the lower connecting member. If it is such a connection member, since it connects so that a base may be pinched | interposed from both upper and lower sides, the connection between a beam-column joining member and another joining member can be further strengthened.

  The present invention can also be understood from the aspect of the method. For example, the present invention is a beam-column joining method, wherein at least two of the beam-column joining members are arranged at adjacent corners of the square steel pipe column, and the square steel tube column is connected to the other joint member. The flange of the H-shaped steel beam may be fastened to the fastening portion formed on the side of the rectangular steel pipe column by the cooperation of the protrusions of the column-beam joining members. Good.

  With the above-mentioned column beam joining member and column beam joining method, various columns can be obtained by combining the joining members while eliminating the welding to the square steel pipe column and improving the joinability between the square steel pipe column and the H-shaped steel beam. It is possible to correspond to the joining mode of the beam.

FIG. 1 is a perspective view showing an example of a column beam joining member according to the embodiment. FIG. 2 is a perspective view showing the column beam joining member shown in FIG. 1 from the side opposite to FIG. FIG. 3 is a view showing an example of a column beam joining member according to the first embodiment. FIG. 4 is a view showing an example of a beam-column joining member according to the second embodiment. FIG. 5 is a diagram illustrating an example of a column beam joining method according to the embodiment. FIG. 6 is a diagram illustrating five attachment modes of the beam-column joining member. FIG. 7 is a first diagram illustrating the connecting member that connects the base portions of the beam-column joining members. FIG. 8 is a second diagram illustrating the connecting member that connects the base portions of the beam-column joining member. FIG. 9 is a view showing a modification of the column beam joining member and the L-shaped connecting member.

  Hereinafter, embodiments of the present invention will be described. Embodiment shown below is one aspect | mode of this invention, and does not limit the technical scope of this invention.

<Column and beam joint members>
FIG. 1 is a perspective view showing an example of a column beam joining member according to the embodiment. FIG. 2 is a perspective view showing the column beam joining member shown in FIG. 1 from the side opposite to FIG. The beam-column joining members 1 </ b> W and 1 </ b> S are members that join the square steel pipe column 100 and the H-shaped steel beam 200, and are used in a state of being fixed to the three corner portions 101 of the square steel tube column 100. The beam-column joining members 1W and 1S are members that are fixed to the square steel pipe column 100 by being connected to other joining members respectively disposed at the other three corners 101, and the flange 201 of the H-shaped steel beam 200. It is concluded with. For example, in FIG. 1 and FIG. 2, the beam-column joining member 1 </ b> W includes the column-beam joining member 1 </ b> S arranged at the corner portions 101 on both sides thereof and the L-shaped joining member 2 arranged at the corner portions 101 at the diagonal positions (these Is equivalent to an example of “another joining member” in the present application) and is fixed to the square steel pipe column 100 by connection. Since the column beam joining member 1W and the column beam joining member 1S both correspond to the embodiment of the “column beam joining member” in the present application, hereinafter, the column beam joining member 1W will be referred to as the “first embodiment”. The member 1S may be referred to as “second embodiment”.

  FIG. 3 is a view showing an example of a column beam joining member according to the first embodiment. The column beam joining member 1W according to the first embodiment has a base portion 10 formed in an L shape in a top view by two side plate portions 13 along two column surfaces 102 that form the corner portion 101 of the square steel pipe column 100. And it fixes to the square steel pipe column 100 by the connection with the other joining member arrange | positioned at each of the other three corner | angular parts 101, respectively. In addition, the column beam joining member 1 </ b> W includes a projecting portion 20 that projects from the base portion 10 to the side of the square steel tube column 100 in a state where the column beam joining member 1 </ b> W is fixed to the square steel tube column 100.

  The base portion 10 is formed by, for example, two side plate portions 13 that respectively extend from a corner portion 101 of a rectangular steel pipe column 100 as shown in FIG. 3 to appropriate positions of two column surfaces 102 that form the corner portion 101. This is an L-shaped part when viewed from above. Here, the appropriate position of the column surface 102 is a position that can be connected to other joining members respectively disposed at other corners and does not interfere with other joining members. For example, it extends in the vertical direction. As an example, the position of the center line that equally divides the existing column surface 102 can be cited.

  The protruding portion 20 is a portion protruding from the side plate portion 13 to the side of the square steel pipe column 100 in a state where the column beam joining member 1 </ b> W is fixed to the square steel pipe column 100. The protruding portion 20 is a fastening portion for fastening the flange 201 of the H-shaped steel beam 200, and is fixed to the adjacent corner portion 101 among other joining members fixed to the three corner portions 101 of the square steel pipe column 100. It forms in cooperation with the protrusion part 20 which the joining member (column beam joining member 1W or 1S) has. Since the column beam joining member 1W is a member used for the corner portion 101 which is a corner portion between two H-shaped steel beams 200 intersecting in the square steel pipe column 100, the prismatic steel tube column 100 is formed from both sides of the two side plate portions 13. Two protrusions 20 are provided, each protruding laterally.

The protruding portion 20 can be formed by, for example, a plate-like beam fastening plate portion 21 and a beam fastening reinforcing plate portion 22 as shown in FIG. The beam fastening plate portion 21 is a horizontal plate-like portion whose end portion 23 is fastened to the flange 201 of the H-shaped steel beam 200. The beam fastening reinforcing plate portion 22 is a vertical plate-like portion joined to the base portion 10 and the beam fastening plate portion 21, and withstands horizontal and vertical loads applied to the beam fastening plate portion 21. Strength and rigidity are imparted to the beam fastening plate portion 21, and stress can be smoothly transmitted from the joining member to the square steel tube column 100 at a location close to the corner portion 101 of the square steel tube column 100.

  In addition, the beam fastening reinforcing plate portion 22 has a curved shape in a top view in FIG. This is because the beam fastening reinforcing plate portions 22 of the two protrusions 20 are integrally formed in a curved shape in a top view, thereby reducing the stress concentration due to the load applied to each beam fastening reinforcing plate portion 22. It is intended. Thereby, the stress of the corner part of a column beam junction part becomes low. However, the beam fastening reinforcing plate portion 22 is not limited to a curved shape when viewed from above. The beam fastening reinforcing plate portion 22 may be formed of, for example, a plate-like portion that is linear when viewed from above.

  FIG. 4 is a view showing an example of a beam-column joining member according to the second embodiment. The column beam joining member 1S according to the second embodiment is a corner portion 101 that is a non-corner portion where the two H-shaped steel beams 200 do not intersect each other in the square steel pipe column 100, and the two columns that form the corner portion 101. Since the column 102 on one side of the surface 102 is a member used for the corner 101 to which the H-shaped steel beam 200 is joined, from one of the two side plates 13 to the side of the square steel pipe column 100. One protrusion 20 is provided that will protrude. The column-beam joining member 1S according to the second embodiment is the same as the column-beam joining member 1W according to the first embodiment, except that only one protrusion 20 is provided. Therefore, about the description of each structure of the beam-column joining member 1S which concerns on 2nd Embodiment, the code | symbol same as the beam-column joining member 1W which concerns on 1st Embodiment is attached | subjected, and the description is abbreviate | omitted.

  In addition, in the above, the beam-column joining member 1W which concerns on 1st Embodiment, and the beam-column joining member 1S which concerns on 2nd Embodiment illustrated the beam-column joining member which exhibits the shape which combined the plate-shaped site | part. However, the beam-column joining member according to each embodiment is not limited to one having such a shape. For example, the beam-column joining members 1W and 1S may have a thick wall shape in which portions corresponding to the base portion 10 and the protruding portion 20 are rounded as a whole. Further, the beam-column joining members 1W and 1S have a portion corresponding to the base portion 10 and a portion corresponding to the protruding portion 20 in a lump, and a portion corresponding to the base portion 10 and a portion corresponding to the protruding portion 20 are externally seen. It may be a shape that cannot be clearly distinguished. In order to form the beam-column joining members 1W and 1S in which the portions corresponding to the base 10 and the projecting portion 20 have a generally rounded and thick shape, for example, casting is preferable, but a plate-like portion is used. The beam-column joining members 1W and 1S exhibiting a shape like a combination of can also be formed by casting.

<Column beam joining method>
Hereinafter, a column beam joining method using the above-described column beam joining members 1W and 1S will be described. FIG. 5 is a diagram illustrating an example of a column beam joining method according to the embodiment. When the square steel pipe column 100 and the H-shaped steel beam 200 are joined using the above-mentioned column beam joining members 1W and 1S, the column beam joining members 1W and 1S are attached to appropriate portions of the square steel pipe column 100 (FIG. 5). (See (A)). The column beam connecting members 1W and 1S are attached to portions corresponding to the two flanges 201 on the upper side and the lower side of the H-shaped steel beam 200, respectively. Next, the flange 201 of the H-shaped steel beam 200 is fastened to the fastening portion 24 formed on the side of the square steel pipe column 100 by the cooperation of the projecting portions 20 of the column beam joining members 1W and 1S (see FIG. 5 (B)). The fastening portion 24 and the flange 201 of the H-shaped steel beam 200 can be fastened using, for example, bolts or nuts. Thus, the joining of the square steel pipe column 100 and the H-shaped steel beam 200 is completed. That is, in the column beam joining method according to the present embodiment, it is not necessary to attach a hardware for joining the web 202 of the H-shaped steel beam 200 to the square steel pipe column 100.

  In the description of the column beam joining method described above, the case where all of the column beam joining members 1W and 1S and the L-shaped joining member 2 are used has been described. However, the column beam joining method according to the embodiment is such an aspect. It is not limited to. FIG. 6 is a diagram illustrating five attachment modes of the beam-column joining member. Hereinafter, each of the five attachment modes of the beam-column joining member will be described. In addition, in the following description, since it demonstrates based on the top view shown in FIG. 6, although the matter regarding the height direction of the square steel pipe column 100 is not described in detail, the fixing operation shown below is H-shaped steel beam 200. The upper flange 201 and the lower flange 201 on the upper and lower sides of the upper flange 201 and the lower flange 201 respectively correspond to the upper and lower portions.

  For example, when four H-shaped steel beams 200 are to be joined to the four sides of the square steel pipe column 100, the four column beam joining members 1W are fixed to the square steel pipe column 100 (see FIG. 6A). As a result, the square steel pipe column 100 can be formed with four fastening portions 24 formed in cooperation with the protruding portions 20 protruding from the four column surfaces 102 in a cross shape as viewed from above.

  Further, for example, when three H-shaped steel beams 200 are to be joined to the three sides of the square steel pipe column 100, the two column beam joining members 1W and the two column beam joining members 1S are fixed to the square steel pipe column 100 ( (See FIG. 6B). Thereby, in the square steel pipe column 100, the three fastening portions 24 formed by the protrusions 20 protruding from the three column surfaces 102 in cooperation with each other can be formed in a T shape in a top view.

  Further, for example, when two H-shaped steel beams 200 are to be joined to two sides of the square steel pipe column 100 so as to form a corner portion in the square steel tube column 100 in an L shape in a top view, one column beam joining member 1W. And two column-beam joining members 1S and one L-shaped joining member 2 are fixed to the square steel pipe column 100 (see FIG. 6C). Thereby, in the square steel pipe column 100, the two fastening portions 24 formed by the protrusions 20 protruding from the two column surfaces 102 in cooperation with each other can be formed in an L shape in a top view. When the beam-column joining members 1W and 1S and the L-shaped connecting member 2 are used and the two fastening portions 24 are formed in an L shape in a top view, the outer wall having the corner portion 101 where the L-shaped connecting member 2 is disposed as a corner portion. When installing the outer wall, the outer wall can be brought close to the square steel pipe column 100.

  Further, for example, when two H-shaped steel beams 200 are to be joined to two sides of the square steel pipe column 100 so as to sandwich the square steel pipe column 100 in an I-shape when viewed from above, the four column beam joining members 1S are connected to the square steel pipe column. 100 (see FIG. 6D). As a result, the square steel tube column 100 can be formed with two fastening portions 24 formed in cooperation with the protruding portions 20 protruding from the two column surfaces 102 in an I-shape as viewed from above.

  Further, for example, when one H-shaped steel beam 200 is to be joined to one side of the square steel pipe column 100, the two column beam joining members 1S and the two L-shaped joining members 2 are fixed to the square steel pipe column 100. (See FIG. 6E). Thereby, in the square steel pipe column 100, the one fastening part 24 which the protrusion parts 20 which protrude from the one column surface 102 cooperate and form can be formed in top view I character shape.

<Connecting member>
FIG. 7 is a first diagram illustrating the connecting member that connects the base portions of the beam-column joining members. Moreover, FIG. 8 is the 2nd figure which illustrated the connection member which connects the base parts of a beam-column joining member. Hereinafter, each connecting member illustrated in FIGS. 7 and 8 will be described.

The connecting member 30A according to the first example has a meshing portion 31A formed by a streak-like concave groove as shown in FIG. The connecting member 30 </ b> A connects the adjacent base portions 10 to each other when the engaging portion 31 </ b> A is engaged with a to-be-engaged portion 32 </ b> A formed by a streaky protrusion provided on the side plate portion 13 (base portion 10).

  As shown in FIG. 7B, the connecting member 30B according to the second example is substantially the same as the connecting member 30A according to the first example, and the meshing portion 31B meshes with the meshed portion 32B. The difference between the two is that the engaging portion 31A of the connecting member 30A is formed by a streak-like concave groove arranged on a flat plate surface, whereas the engaging portion 31B of the connecting member 30B has a streak-like shape arranged on a curved surface. It is a point formed by a concave groove and having a change in the height of the unevenness.

  In the connecting member 30C according to the third example, the meshing portion 31C meshes with the meshed portion 32C formed by the convex formed at the edge of the side plate portion 13 (base portion 10), as shown in FIG. 7C. . The meshing portion 31C is formed by a concave groove that sandwiches the meshed portions 32C of the two adjacent base portions 10 respectively.

  As shown in FIG. 7D, the connecting member 30D according to the fourth example has a meshing portion 31D formed by unevenness. The connecting member 30D connects the adjacent base portions 10 to each other by engaging the engaging portion 31D with the engaged portion 32D formed by the unevenness provided on the side plate portion 13 (base portion 10).

  In addition, each connection member 30A-D mentioned above is fixed to the column surface 102 of the square steel pipe column 100 with a volt | bolt on both sides of the base 10.

  As shown in FIG. 7E, the connecting member 30E according to the fifth example meshes with a to-be-engaged portion 32E formed by a protrusion formed on the edge of the beam fastening plate portion 21 that forms the protruding portion 20. The part 31E meshes. The meshing portion 31E is formed by a concave groove that sandwiches the meshed portions 32E of the two adjacent beam fastening plate portions 21.

  As shown in FIG. 7F, the connecting member 30F according to the sixth example is substantially the same as the connecting member 30E according to the fifth example, and the meshing portion 31F meshes with the meshed portion 32F. The difference between the two is that the engaging portion 31E of the connecting member 30E is formed by a concave groove sandwiching the engaged portions 32E, whereas the engaging portions 31F of the connecting member 30F are arranged in a plurality on each beam fastening plate portion 21. It is a point which meshes with the convex.

  The connection member 30G according to the seventh example includes an upper connection member 30U, a lower connection member 30S, and a fastening bolt 33, as shown in FIG. 8 (G). The upper connecting member 30U meshes with a meshed portion 32GU formed on the upper edge side of the base 10. Further, the lower connecting member 30 </ b> S meshes with a meshed portion 32 </ b> GS formed on the lower edge side of the base 10. The meshing portion 31GU of the upper connecting member 30U has a saw blade shape that meshes with the meshed portion 32GU. The same applies to the meshing portion 31GS of the lower connecting member 30S. The fastening bolt 33 is inserted into a hole penetrating the upper connecting member 30U, the base 10 and the lower connecting member 30S in the vertical direction, and fastens the upper connecting member 30U, the base 10 and the lower connecting member 30S. Since the connecting member 30G connects the base 10 so as to be sandwiched from both the upper and lower sides, the connection between the beam-column joining members 1W and 1S and the other joining members can be further strengthened.

  The connection member 30H according to the eighth example is substantially the same as the connection member 30G according to the seventh example, as shown in FIG. 8 (H). The difference between the two is that the meshing portions 31HU, 31HS and the meshed portions 32HU, 32HS have a saw-tooth shape with deeper blades than the meshing portions 31GU, 31GS and the meshed portions 32GU, 32GS.

The beam-column joining members 1W and 1S and the L-shaped connecting member 2 according to each of the above embodiments can be connected to each other by applying any one of the connecting members 30A to D, G, and H. Moreover, about the part which protrusion part 20 adjoins among the beam-column joining members 1W and 1S which concern on each said embodiment, it is not only any of said connection member 30A-D, G, H, but said connection member 30E. , F can be applied to connect to each other. By using the connecting members 30A to 30H as appropriate, the column beam joining members 1W and 1S and the L-shaped connecting member 2 are fastened to each other, thereby simplifying the joining work between the square steel pipe column 100 and the H-shaped steel beam 200, It is possible to prevent performance deterioration due to welding to the square steel pipe column 100 to which various stresses are applied, and to improve the bondability between the square steel pipe column 100 and the H-shaped steel beam 200.

  In addition, the beam-column joining members 1W and 1S and the L-shaped connecting member 2 according to each of the above embodiments are not limited to a mode in which any one of the connecting members 30A to 30H is applied to be connected to each other. The connecting members may be connected to each other.

  Moreover, the beam-column joining members 1W and 1S and the L-shaped connecting member 2 according to each of the embodiments described above are rectangular steel pipes only by the frictional force generated between the connecting members 30A to 30H and the square steel pipe column 100. You may make it fix to the pillar 100, or you may make it fix to the square steel pipe column 100 with the coupling | bonding force of the volt | bolt which couple | bonds the base 10 and the square steel pipe pillar 100. FIG. Alternatively, it is fixed to the square steel pipe column 100 by filling a gap between the column beam joining members 1W and 1S and the L-shaped connecting member 2 and the square steel pipe column 100 with a filler such as mortar or driving a wedge into the gap. You may be made to do. These fixing methods may be combined as appropriate.

<Modified example of column beam connection member>
The above-mentioned column beam joining members 1 </ b> W and 1 </ b> S have a mode of being divided from each other at the center of the column surface 102 of the rectangular steel pipe column 100, but are modes of being divided from each other other than the center of the column surface 102 of the square steel pipe column 100. May be exhibited. FIG. 9 is a view showing a modification of the column beam joining member and the L-shaped connecting member. For example, when it is desired to join the H-shaped steel beam 200 not to the center of the column surface 102 of the rectangular steel pipe column 100 but to the end of the column surface 102, as shown in FIG. It approaches to the end of the column surface 102. In this case, it is structurally preferable that the two protrusions 20 forming the fastening portion 24 are fastened evenly to the H-shaped steel beam 200. In such a case, for example, as shown in FIG. 9, the above-mentioned column beam joining members 1 </ b> W and 1 </ b> S are separated from each other on the end side of the column surface 102 with respect to the center of the column surface 102 of the square steel pipe column 100. If it forms, the two protrusion parts 20 which form the fastening part 24 can be fastened to the H-shaped steel beam 200 equally. In addition, in the above-mentioned column beam joining members 1W and 1S, the shapes of the base portion 10 and the protruding portion 20 can be appropriately changed.

1W, 1S ··· Column beam joining member 2 · · L-shaped joining member 10 · · Base 13 · · Side plate portion 20 · · Projection portion 21 · · Plate portion 22 for beam fastening · · Plate portion 23 for beam fastening reinforcement · · · End 24 ·· Fastening portions 30A to H · · · Connection member 30U · · · Upper connection member 30S · · · Lower connection member 31A to F, 31GU, 31GS, 31HU, 31HS · · Intermeshing portions 32A to F, 32GU, 32GS, 32HU, 32HS ··· meshed portion 33 · · fastening bolt 100 · · square steel pipe column 101 · · corner portion 102 · · column face 200 · · H-shaped steel beam 201 · · flange 202 · · web

Claims (8)

A base portion formed in an L shape in a top view by two side plate portions along two column surfaces forming a corner portion of a square steel pipe column;
A first projecting portion projecting from one surface of the two side plate portions to the side of the rectangular steel pipe column;
A second projecting portion projecting from the other surface of the two side plate portions to the side of the square steel pipe column ,
The base is fixed to the square steel pipe column by connection with other joining members respectively disposed at other corners of the square steel pipe column,
The first projecting portion and the second projecting portion are joined to a beam fastening plate portion, which is a horizontal plate-like portion fastened to a flange of an H-shaped steel beam, and the base portion and the beam fastening plate portion. And a fastening portion for fastening the flange of the H-shaped steel beam to the adjacent corner of the other joining members. Formed in cooperation with the protrusions that the joining member has ,
The beam fastening reinforcing plate portion of the first projecting portion and the beam fastening reinforcing plate portion of the second projecting portion are integrated at a joint portion between the two side plate portions so as to be integrated in a line-of-sight view. Formed into,
Column beam connection member.   The beam fastening reinforcing plate portion of the first protrusion gradually increases in height as approaching from the end side of the beam fastening plate portion of the first protrusion to the joining site side,
  The height of the plate portion for reinforcing the beam fastening of the second projecting portion gradually increases from the end portion side of the beam fastening plate portion of the second projecting portion toward the joining site side.
  The column beam joining member according to claim 1.   The beam fastening reinforcing plate portion of the first protruding portion and the beam fastening reinforcing plate portion of the second protruding portion are integrally formed in a curved shape in a top view.
  The beam-column joining member according to claim 1 or 2. A connecting member that connects the beam-column connecting member and the other connecting member;
The beam-column joining member according to any one of claims 1 to 3 . A meshed portion formed by at least one of a concave and a convex,
The connecting member connects the beam-column joining member and the other joining member at a meshing portion meshing with the meshed portion.
The beam-column joining member according to claim 4 . A base portion formed in an L shape in a top view by two side plate portions along two column surfaces forming a corner portion of a square steel pipe column;
A projecting portion projecting from both sides of the two side plate portions or any one side to the side of the rectangular steel pipe column,
The base is fixed to the square steel pipe column by connection with other joining members respectively disposed at other corners of the square steel pipe column,
The projecting part forms a fastening part for fastening the flange of the H-shaped steel beam in cooperation with the projecting part of the joining member fixed to the adjacent corner part among the other joining members,
A connecting member for connecting the column beam connecting member and the other connecting member;
A meshed portion formed by at least one of a concave and a convex, and
The connecting member connects the column beam joining member and the other joining member at a meshing portion meshing with the meshed portion,
The meshed portion is formed on the upper edge side and the lower edge side of the base portion,
The connecting member is
An upper connecting member that meshes with the meshed part formed on the upper edge side of the base part;
A lower connecting member that meshes with the meshed portion formed on the lower edge side of the base,
Fastening means for fastening the upper connection member, the base, and the lower connection member with bolts that are inserted through holes that vertically penetrate the upper connection member, the base, and the lower connection member;
Beam-to-column joint member. A base portion formed in an L shape in top view by two side plate portions along two column surfaces forming a corner portion of the square steel tube column, and a side of the square steel tube column from both surfaces or any one surface of the two side plate portions And the base is fixed to the square steel pipe column by connection with other joint members respectively disposed at the other corners of the square steel pipe column, and the projection is A column beam joining member that forms a fastening portion for fastening a flange of an H-shaped steel beam in cooperation with a protruding portion of a joining member fixed to an adjacent corner portion among the other joining members. At least two adjacent corners of the steel pipe columns are fixed to the square steel pipe columns by connection with the other joining members,
A beam-to-column joining method in which a flange of the H-shaped steel beam is fastened to the fastening portion formed on a side of the rectangular steel pipe column by cooperation of the protrusions of the beam-column joining members. ,
The protrusions, the two one before Symbol Beam bonding members that protrude from each side of the side plate portion to the side of the RHS Column, the protrusions, either one side of said two side plate portions wherein the front Symbol 2 beam bonding member that protrudes to the side of the RHS column, one and the L-shaped bonding member viewed L-shape along the corner, the H-shaped the RHS column from At the position where the steel beams are joined, they are connected to each other and fixed to the square steel pipe column,
The flange of the H-shaped steel beam is fastened to the fastening portion formed on two sides of the rectangular steel pipe column by the cooperation of the protrusions that each of the three beam-column joining members has,
Beam bonding method. A base portion formed in an L shape in top view by two side plate portions along two column surfaces forming a corner portion of the square steel tube column, and a side of the square steel tube column from both surfaces or any one surface of the two side plate portions Towards
And the base is fixed to the square steel pipe column by connection with other joining members respectively disposed at the other corners of the square steel pipe column, and the projection is H-shaped. A column beam joining member that forms a fastening portion for fastening a flange of a steel beam in cooperation with a protruding portion of a joining member fixed to an adjacent corner portion among the other joining members. At least two corners adjacent to each other, fixed to the square steel pipe column by connection with the other joining member,
A beam-to-column joining method in which a flange of the H-shaped steel beam is fastened to the fastening portion formed on a side of the rectangular steel pipe column by cooperation of the protrusions of the beam-column joining members. ,
The protrusions, the two two the RHS Column lateral to protrude that before Symbol Beam joint member from any one side of the side plate portion and an upper surface an L-shaped L-shape along the corner Two joining members are connected to each other at a position where the H-shaped steel beam of the square steel pipe column is joined, and fixed to the square steel pipe column,
The flange of the H-shaped steel beam is fastened to the fastening portion formed on one side of the rectangular steel pipe column by the cooperation of the protrusions each of the two beam-column joining members.
Beam bonding method.

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