JP6495429B1 - Building material - Google Patents

Abstract

An object of the present invention is to provide a building material which has a smaller cross-sectional area, is lighter in weight, and has a higher bending strength than conventional building materials. A building material 10 has a rectangular plate-shaped main body member 13 made of wood and a region along an upper long side portion 13a of a pair of long side portions 13a and 13b opposed to each other in the main body member 13. The first reinforcing member 11 made of wood material fixed with an adhesive C so as to sandwich the main body member 13 from both sides, and the region along the lower long side 13b of the main body member 13 Bonding so as to sandwich the belt-like reinforcements 14 and 14 made of synthetic resin fixed with an adhesive C so as to sandwich from both sides and the belt-like reinforcements 14 and 14 and the other long side portion 13b And a second reinforcing member 12, 12 made of wood material fixed with an agent C. [Selected figure] Figure 2

Description

  The present invention relates to a building material used for a beam, a palm and the like which are relatively long structural elements used for load support in a wooden building.

  With regard to beams that make up wooden buildings, those with small cross-sectional area, light weight, and high deflection strength are required, so various types have been developed in the past, but as related to the present invention, For example, there are a "synthetic beam" described in Patent Document 1 and a "composite beam with reinforcing material" described in Patent Document 2.

JP, 2011-174314, A Unexamined-Japanese-Patent No. 2002-242364

  The “composite beam” described in Patent Document 1 and the “composite beam with reinforcing material” described in Patent Document 2 have high cross-sectional performance as compared with a square pillar-shaped beam material formed only of wood. Because of the complicated structure combining metal and wood, not only it takes time for production but also there is a limit to weight reduction.

  Moreover, since the above-mentioned "synthetic beam" and "composite beam with reinforcing material" are provided with a metal material over the entire length in their longitudinal direction, cutting with a wood processing tool is impossible at the construction site It is inferior to the construction.

  Therefore, the problem to be solved by the present invention is to provide a building material which has a small cross-sectional area, is lightweight, and has a high bending strength as compared with a conventional building material.

The building material according to the present invention is
A rectangular plate-shaped main body member made of wood,
A wood-made first reinforcing member fixed by an adhesive so as to sandwich a region along one of the long side portions of a pair of opposed long side portions of the main body member from both sides of the main body member. When,
A second reinforcing member made of wood material fixed by an adhesive so as to sandwich an area along the other long side of the main body member from both sides of the main body member;
And a belt-like reinforcing member made of synthetic resin interposed between the main body member and the second reinforcing member,
The belt-like reinforcing material is fitted in a step portion provided in a region near the other long side portion of the main body member of the surface to be fixed to the main body member in the second reinforcing member and the main body member and the main body member It is fixed by an adhesive while being held between the second reinforcing member and
A screw which is screwed from the first reinforcing member to the other first reinforcing member at a portion close to the upper end face of one of the first reinforcing members, and the other first reinforcing member A screw which is screwed from the first reinforcing member to the one of the first reinforcing members at a portion near the lower end face of the first member;
A screw which is screwed from the second reinforcing member to the other second reinforcing member at a portion near the upper end face of the second reinforcing member, and the other of the second reinforcing member wherein from said second reinforcing member in the lower end face near portion of the member belt-shaped reinforcing member, and said body member, bis screwed up to the second reinforcing member of hand through the belt-shaped reinforcing member , And characterized in that.

In addition, the building material according to the present invention is
A rectangular plate-shaped main body member made of wood,
A wood-made first reinforcing member fixed by an adhesive so as to sandwich a region along one of the long side portions of a pair of opposed long side portions of the main body member from both sides of the main body member. When,
A second reinforcing member made of wood material fixed by an adhesive so as to sandwich an area along the other long side of the main body member from both sides of the main body member;
A third reinforcing member fixed by an adhesive so as to cover an end surface of the long side portion of the main body member and an end surface of the first reinforcing member on the side sandwiched by the first reinforcing member;
A fourth reinforcing member fixed by an adhesive so as to cover an end face of the long side portion of the main body member on the side sandwiched by the second reinforcing member and an end face of the second reinforcing member;
An end surface of the long side portion of the main body portion held by the second reinforcing member, an end surface of the second reinforcing member, and a belt-like reinforcing material made of synthetic resin interposed between the fourth reinforcing member , And
The long side portion of the main body portion on the side where the belt-like reinforcing material is fitted into a recessed groove portion provided in the surface of the fourth reinforcing member to be fixed to the main body member and is sandwiched by the second reinforcing member The end face and the end face of the second reinforcing member are fixed by an adhesive in a state of being held between the fourth reinforcing member,
Bis screwed up through the body member from the first reinforcing member reaches the other of the first reinforcing member at the upper end face near portion of one of said first reinforcing member and the other of said first reinforcing A screw which is screwed from the first reinforcing member through the main body member to a first reinforcing member at a portion near the lower end face of the member;
A screw that is screwed from the second reinforcing member to the other second reinforcing member at a portion close to the upper end surface of one of the second reinforcing members and the other second reinforcing member A screw screwed from the second reinforcing member through the main body member to a portion of the first reinforcing member at a portion closer to the lower end face of the housing;
A screw screwed from the upper end surface of the third reinforcing member to the first reinforcing member through the third reinforcing member ;
A screw screwed from the lower end surface of the fourth reinforcing member to the second reinforcing member through the fourth reinforcing member and the belt-like reinforcing material is provided.

  The building material may include a plurality of plate members in which the main body member is fixed in a laminated manner with an adhesive.

  In the building material, a band-shaped reinforcing material made of a synthetic resin or a metal plate may be interposed between a plurality of the plate members and fixed by an adhesive.

In the building materials according to the present invention, that have adhered to the synthetic resin belt-like reinforcing member is interposed between said second reinforcing member and the body member.

In the building material, a belt made of synthetic resin between the fourth reinforcing member and the end surface of the long side of the main body and the end surface of the second reinforcing member on the side sandwiched by the second reinforcing member the Jo reinforcement interposed therebetween that are fixed to the fourth reinforcing member.

In the building materials according to the present invention, a bis screwed from one of the first reinforcing member up to the first reinforcing member of the other through said body member,
From one of said second reinforcing member through the belt-shaped reinforcing member and said body member and bis screwed up to the other of said second reinforcing member, Ru Tei comprises a.

In the building material according to the present invention, a screw screwed from the third reinforcing member to the first reinforcing member;
Bis screwed from said fourth reinforcing member up to the second reinforcing member through the belt-shaped reinforcing member, Ru Tei comprises a.

  In the building material, the beltlike reinforcing material and the belt-like reinforcing material may be formed of polyethylene terephthalate fiber or aramid fiber.

  In the building material, the adhesive containing a polyurethane resin can be used.

  ADVANTAGE OF THE INVENTION Compared with the conventional building material, this invention can provide the building material which has a small cross-sectional area, is lightweight, and has high bending strength.

It is a partially omitted side view showing a building material which is an embodiment of the present invention. It is a vertical sectional view in the AA in FIG. It is a partially omitted elevation view which shows the construction example which used the building material shown in FIG. It is a partially omitted elevation view which shows the construction example which the building material shown in FIG. 1 used. It is a partially omitted side view which shows the building material which is other embodiment of this invention. It is a vertical sectional view in the BB line in FIG. It is a vertical sectional view showing a building material which is another embodiment of that. It is a vertical sectional view showing a building material which is another embodiment of that. It is a vertical sectional view showing a building material which is another embodiment of that. It is a vertical sectional view showing a building material which is another embodiment of that. It is a vertical sectional view showing a building material which is another embodiment of that. It is a vertical sectional view showing a building material which is another embodiment of that. It is a partially omitted side view which shows the connection structure of the building material shown in FIG. It is a vertical sectional view in the XX line in FIG.

Hereinafter, based on FIGS. 1-12, the building materials 10 and 20 which are embodiment of this invention, and the building materials 30, 40, 50, 60, 70, and 80 which are other embodiment are demonstrated. The arrow D shown in FIGS. 1 to 12 indicates the downward direction (gravity direction), the arrow U indicates the upward direction (antigravity direction), and the arrow L shown in FIGS. The longitudinal direction of the material 10, 20 is shown.

  As shown in FIGS. 1 and 2, the building material 10 includes the body member 13, the first reinforcing members 11 and 11, the belt-like reinforcing members 14 and 14, the second reinforcing members 12 and 12, and the screws M 1, M 2, M 3, It is formed of M4 and adhesive C or the like. The main body member 13, the first reinforcing members 11 and 11, and the second reinforcing members 12 and 12 are made of wood, the belt-like reinforcing members 14 and 14 are formed of polyethylene terephthalate fibers, and the adhesive C contains a polyurethane resin. There is. Although the main body member 13 is a plywood, it is not limited to this. Further, the belt-like reinforcing material 14 can be made of polyester fiber, aramid fiber or carbon fiber, and the adhesive C can be made of epoxy resin.

  A pair of first reinforcing members in a state in which the region along the upper long side 13a of the pair of long sides 13a and 13b opposite to each other in the main body 13 having a rectangular plate shape is sandwiched from both sides of the main body 13 11, 11 are fixed by an adhesive C. Further, in a portion near one upper end surface 11a of the first reinforcing member 11, a screw M1 penetrating from the first reinforcing member 11 to the main body member 13 and reaching the other first reinforcing member 11 is screwed. In a portion near the lower end surface 11b of the first reinforcing member 11, a screw M2 penetrating from the first reinforcing member 11 to the main body member 13 and reaching the other first reinforcing member 11 is screwed.

  The regions near the upper end face 12 a of the surfaces of the second reinforcing members 12 and 12 fixed to the main body member 13 are directly fixed to the main body member 13 via the adhesive C, respectively.

  Further, the belt-like reinforcing members 14 and 14 are fixed by the adhesive C in a state where the region along the lower long side 13 b of the main body member 13 is sandwiched from both sides of the main body member 13 respectively. , 14 and the lower long side portion 13b of the main body member 13 in a state of sandwiching the pair of second reinforcing members 12, 12 with an adhesive C.

  Stepped portions 12c and 12c are provided in the region near the lower end face 12b of the surface fixed to the main body member 13 in the pair of second reinforcing members 12 and 12, and the belt-like reinforcing members 14 and 14 are each stepped portion 12a, It is fixed by an adhesive C in a state of being fitted into the inside 12a and being sandwiched between the main body members 13, 13 and the second reinforcing members 12, 12.

  The lower end surfaces of the belt-shaped reinforcing members 14 fixed to the step portions 12c of the main body member 13, the lower end surface of the long side portion 13b of the main body member 13 and the lower end surface 12b of the second reinforcing members 12 It is on the same plane.

  In a portion near one upper end surface 12 a of the second reinforcing member 12, a screw M 3 penetrating the main body member 13 from the second reinforcing member 12 to the other second reinforcing member 12 is screwed, and the other second In a portion near the lower end face 12b of the reinforcing member 12, a screw M4 which penetrates the belt-like reinforcing member 14, the main body member 13 and the belt-like reinforcing member 14 from the second reinforcing member 12 to the other second reinforcing member 12 is It is screwed on.

  As shown in FIG. 2, since the cross-sectional shape of the building material 10 is an “I” shape having a vertical web and horizontal flanges at the upper and lower ends thereof, high deflection strength can be obtained. . In particular, in the lower surface side of the building material 10 where a strong tensile stress is generated when a load in the bending direction is applied to the building material 10, a region along the long side portion 13b of the main body member 13 is a pair of belt-like reinforcing members 14,14. It is excellent in tensile strength because the area along the long side 13b and the belt-like reinforcements 14 and 14 are held and fixed by the second reinforcing members 12 and 12 while being held and fixed. The entire material 10 exhibits high deflection strength.

  The building material 10 is all made of a wood material except for the screws M1 to M4. Therefore, the building material 10 is lightweight, and has good transportability and good workability at the time of construction. Moreover, since the building material 10 which does not have metal members other than the screws M1 to M4 can be cut and processed by tools for wood and wood processing, it can be easily cut and cut at a construction site, and it is excellent in convenience. There is.

  Next, a construction example using the building material 10 shown in FIG. 1 will be described based on FIGS. 3 and 4. In addition, in the building material 10 shown in FIG. 3, FIG. 4, about the part which is common in the member shown in FIG. 1, FIG. 2, the code in FIG. 1, FIG. .

  In the construction example shown in FIG. 3, the building material 10 is disposed between the opposing columns 15 and 15 and used as a beam material. In this case, the end of the building material 10 and the pillars 15 can be connected via the fixtures 16 respectively. The fixture 16 includes a flat plate portion 16 a joined to the side surface of the column 15 and a U-shaped receiving portion 16 b projecting from the flat plate portion 16 a for gripping an end portion of the building material 10. A plurality of screw holes 16c and 16d are opened in the portion 16a and the receiving portion 16b, respectively.

  As shown in FIG. 3, the flat plate portion 16 a of the fixture 16 is in close contact with the side surface of the column 15, and screws (not shown) are screwed from the plurality of screw holes 16 c toward the column 15. The fixture 16 is fixed to the side surface. After that, the portion of the lower long side end of the building material 10 sandwiched by the second reinforcing members 12 and 12 is fitted into the receiving portion 16b of the fixture 16, and the plurality of screw holes 16d of the receiving portion 16b By screwing screws (not shown) toward the second reinforcing members 12 and 12 respectively, the column 15 and the building material 10 are connected via the fixture 16.

  As described above, since the building material 10 has high bending strength, it can exhibit excellent bending strength even when used as a beam as shown in FIG. 3. For this reason, the building material 10 can respond also to the construction in the long span part of about 6 m.

  Next, in the construction example shown in FIG. 4, a plurality of building materials 10 form a full palm. The top part of the gauze is formed by cutting the ends of a plurality of building materials 10 diagonally, abutting the cut parts, and connecting the both with a “V” shaped connector 17 and a plurality of screws M5 There is. As described above, since the building material 10 has high bending strength, it can exhibit excellent bending strength even when used as a double palm as shown in FIG. 4.

  Next, a building material 20 according to another embodiment of the present invention will be described based on FIGS. 5 and 6. In addition, in the building material 20, about the part which is common in the building material 10 mentioned above, the code | symbol same as the code | symbol in FIGS. 1-4 is attached | subjected in FIG. 5, FIG.

  As shown in FIGS. 5 and 6, the building material 20 is bonded so as to sandwich the area along the pair of long sides 13a and 13b opposite to each other on the main body member 13 made of wood material from both sides of the main body member 13. Of the first and second reinforcing members 21 and 21 and the second reinforcing members 22 and 22 made of wood and fixed by the agent, and the end face of the long side portion 13a of the main body member 13 held by the first reinforcing members 21 and 21 And a third reinforcing member 23 fixed by an adhesive C so as to cover the upper end faces 21a and 21a of the first reinforcing members 21 and 21 which are flush with each other.

  Further, the building material 20 is the end face of the long side 13b of the main body member 13 on the side sandwiched by the second reinforcing members 22 and 22 and the lower end faces 22b and 22b of the second reinforcing members 22 and 22 flush with the same. A belt-like reinforcing material 14 made of synthetic resin fixed with an adhesive C so as to cover a part of the adhesive, and an adhesive so as to cover the belt-like reinforcing material 14 and the lower end surfaces 22b and 22b of the second reinforcing members 22 and 22; And a fourth reinforcing member 24 fixed by C. The belt-shaped reinforcing member 14 is fixed by an adhesive C in a state of being fitted in a recessed groove portion 24 c provided in a portion directly below the lower end surface 13 b of the main body member 13 at the upper end surface 24 a of the fourth reinforcing member 24.

  As shown in FIG. 6, in a portion near the upper end face 21a of one first reinforcement member 21, a screw M1 penetrating from the first reinforcement member 21 to the main body member 13 and reaching the other first reinforcement member 21 is screwed. A screw M2 which is worn and which penetrates the main body member 13 from the first reinforcing member 21 to the other first reinforcing member 21 is screwed in a portion near the lower end face 21b of the other first reinforcing member 21. . Further, a screw M6 is screwed from the upper end surface 23a of the third reinforcing member 23 through the third reinforcing member to the first reinforcing members 21 and 21.

  In a portion near one upper end surface 22a of one second reinforcing member 22, a screw M3 penetrating the main body member 13 from the second reinforcing member 12 to the other second reinforcing member 22 is screwed. In a portion near the lower end face 22b of the second reinforcing member 22, a screw M4 penetrating from the second reinforcing member 22 to the main body member 13 and reaching the other second reinforcing member 22 is screwed. Also, a screw M7 is screwed from the lower end surface 24b of the fourth reinforcing member 24 through the fourth reinforcing member 24 to the second reinforcing members 22 and 22.

  As shown in FIG. 6, the building material 20 includes a third reinforcing member 23 and a fourth reinforcing member 24 in addition to the first reinforcing members 21 and 21, the second reinforcing members 22 and 22, and the belt-like reinforcing member 14. Therefore, the cross-sectional performance is excellent, and a deflection strength higher than that of the building material 10 shown in FIG. 1 can be exhibited.

Next, building materials 30, 40, 50, 60, 70, and 80 which are other embodiments will be described based on FIGS. In the building materials 30, 40, 50, 60, 70, 80 shown in FIGS. 7 to 12, the same reference numerals as in FIGS. 2 and 6 are attached to portions common to the building materials 10 and 20 described above. There is a part where the explanation is omitted.

  The building material 30 shown in FIG. 7 has a region along the long side portion 13a of the rectangular plate-shaped main body member 13 made of wood material and the pair of long side portions 13a and 13b opposed in the main body member 13 Each of the first reinforcing members 11 and 11 made of wood and fixed with an adhesive C so as to sandwich the main body member 13 from both sides and the region along the other long side 13 b of the main body member 13 And a second reinforcing member 12, 12 made of wood material fixed by an adhesive C so as to hold the sheet from both sides of the sheet.

  The building material 30 is light in weight because it is formed by bonding the main body member 13 made of wood material, the first reinforcing members 11 and 11, and the second reinforcing members 12 and 12 with the adhesive C. Moreover, since it is possible to cut and cut at any position with a tool for wood processing, the processing operation at the construction site is easy.

  Next, the building material 40 shown in FIG. 8 is formed of a plurality of plate members 43 p and 43 p in which the main body member 43 is fixed in a laminated manner with an adhesive C. In addition, the building material 40 is bonded with an adhesive C so as to sandwich the region along one long side 43 a of the pair of long sides 43 a and 43 b opposite to each other in the main body 43 from both sides of the main body 43. A wood member fixed by an adhesive C so as to sandwich the first wood reinforcing members 11 and 11 fixed to each other and the region along the other long side 43 b of the main body member 43 from both sides of the main body member 43. And second reinforcing members 12 and 12 made of wood. Although the plates 43p and 43p are plywood made of wood, they are not limited to this.

  The thickness of the main body member 43 constituting the building material 40 is about twice as large as the thickness of the main body member 13 constituting the building material 30 shown in FIG. 7, so that high bending strength can be exhibited.

  Next, in the building material 50 shown in FIG. 9, the main body member 53 is fixed in a laminated manner with the adhesive C so that the beltlike reinforcing material 54 made of synthetic resin and the beltlike reinforcing material 54 are entirely sandwiched from both sides. It is formed of a plurality of plate members 53p, 53p. The band-shaped reinforcing material 54 is formed of polyethylene terephthalate fiber, but may be formed of polyester fiber, aramid fiber or carbon fiber, as not limited thereto. Although the plate members 53p and 53p are plywood made of wood material, the present invention is not limited to this.

  In addition, the building material 50 is bonded with an adhesive C so as to sandwich the region along one long side 53 a of the pair of long sides 53 a and 53 b facing each other in the main body 53 from both surfaces of the main body 53. A wood member fixed by an adhesive C so as to sandwich the first wood reinforcing members 11 and 11 fixed to each other and the region along the other long side 53 b of the main body member 53 from both sides of the main body member 53. And second reinforcing members 12 and 12 made of wood.

  The main body member 53 constituting the building material 50 has a structure in which both surfaces of the belt-like reinforcing material 54 made of synthetic resin are entirely sandwiched by a plurality of plate members 53p, 53p and fixed by the adhesive C. It can exhibit extremely high bending strength. Alternatively, instead of the band-shaped reinforcing member 54, both surfaces of a metal plate (not shown) such as a steel plate may be entirely sandwiched between a plurality of plates 53p and 53p and fixed by an adhesive C to form a body member. it can.

  Next, a building material 60 shown in FIG. 10 is formed along a rectangular plate-shaped main body member 13 made of wood material and one long side portion 13a of the pair of long side portions 13a and 13b opposed to each other in the main body member 13. The first reinforcing members 21 and 21 made of wood material fixed with an adhesive C so as to sandwich each of the main body 13 from both sides of the main body 13 and the area along the other long side 13b of the main body 13 And a second reinforcing member 22 made of wood material fixed by an adhesive C so as to sandwich the main body member 13 from both sides.

  In addition, the building material 60 is an adhesive so as to cover the end face of the long side portion 13a of the main body member 13 and the upper end faces 21a and 21a of the first reinforcement members 21 and 21 on the side sandwiched by the first reinforcement members 21 and 21. C, the end surface of the long side portion 13b of the main body member 13 held by the third reinforcing member 23 fixed by C and the second reinforcing members 22 and 22, and the lower end surface 22b and 22b of the second reinforcing member 22 And a fourth reinforcing member 24 fixed by an adhesive C so as to cover it.

  Next, a building material 70 shown in FIG. 11 is formed of a plurality of plate members 73 p and 73 p in which a main body member 73 is fixed in a laminated manner with an adhesive C. Further, the building material 70 is bonded with an adhesive C so as to sandwich the region along one long side 73 a of the pair of long sides 73 a and 73 b facing each other in the main body 73 from both surfaces of the main body 73. A wood member fixed by an adhesive C so as to sandwich the first wood reinforcing members 21 and 21 fixed to each other and the region along the other long side 73 b of the main body member 73 from both sides of the main body member 73. And second reinforcing members 22 and 22 made of wood. Although the plates 73p and 73p are plywood made of wood, they are not limited thereto.

  In addition, the building material 70 is an adhesive so as to cover the end surface of the long side portion 73a of the main body member 73 on the side sandwiched by the first reinforcing members 21 and 21 and the upper end surfaces 21a and 21a of the first reinforcing members 21 and 21. C, the end surface of the long side portion 13b of the main body member 13 held by the third reinforcing member 23 fixed by C and the second reinforcing members 22 and 22, and the lower end surface 22b and 22b of the second reinforcing member 22 And a fourth reinforcing member 24 fixed by an adhesive C so as to cover it.

  Next, in the building material 80 shown in FIG. 12, the main body member 83 is fixed in a laminated manner with the adhesive C so that the beltlike reinforcing material 84 made of synthetic resin and the beltlike reinforcing material 84 are entirely sandwiched from both sides. It is formed of a plurality of plate members 83p and 83p. The band-shaped reinforcing material 84 is formed of polyethylene terephthalate fiber, but may be formed of polyester fiber, aramid fiber or carbon fiber, as not limited thereto. Although the plates 83p, 83p constituting the main body member 83 are plywood made of wood material, the present invention is not limited to this.

  Also, the building material 80 is bonded with an adhesive C so as to sandwich the region along one long side 83 a of the pair of long sides 83 a and 83 b facing each other in the main body 83 from both sides of the main body 83. A wood member fixed with an adhesive C so as to sandwich the first wood reinforcing members 21 and 21 fixed to each other and the region along the other long side 23 b of the main body member 83 from both sides of the main body member 23. And second reinforcing members 22 and 22 made of wood.

  In addition, the building material 80 is an adhesive so as to cover the end face of the long side portion 83a of the main body member 83 and the upper end faces 21a and 21a of the first reinforcement members 21 and 21 on the side sandwiched by the first reinforcement members 21 and 21. C, the end surface of the long side portion 83b of the main body member 83 held by the third reinforcing member 23 fixed by C and the second reinforcing members 22 and 22, and the lower end surface 22b and 22b of the second reinforcing member 22 And a fourth reinforcing member 24 fixed by an adhesive C so as to cover it.

  The main body member 83 constituting the building material 80 has a structure in which both surfaces of the beltlike reinforcing material 84 made of a synthetic resin are entirely sandwiched between a plurality of plate members 83p and 83p and fixed by the adhesive C. It can exhibit extremely high bending strength. It should be noted that instead of the beltlike reinforcing material 84 made of synthetic resin, both surfaces of a metal plate material (not shown) such as a steel plate are entirely sandwiched by a plurality of plate materials 83p, 83p and fixed by an adhesive C to secure the main body member. It can also be formed.

  Next, the connection structure of the building material 10 shown in FIG. 1 will be described based on FIGS. 13 and 14. FIG. 13 is a partially omitted side view showing the connection structure of the building material 10, and FIG. 14 is a vertical sectional view taken along the line X-X in FIG.

  Since the length of the longitudinal direction L of the building material 10 shown in FIG. 1 is not limited, it can be designed according to the construction conditions, but as shown in FIG. 13 and FIG. A plurality of building materials 10 can be connected and used.

  Specifically, as shown in FIG. 13, the end portions of the plurality of building materials 10 are butted, and the portions where the end portions of the main body members 13 are abutted are fixed with adhesive C, A plurality of flat connection members 90, 90 are attached with an adhesive C in a state in which the portions are held from both sides of the main members 13, 13, and thereafter, as shown in FIG. A plurality of screws M <b> 8 are screwed in through holes 13 to the other connecting member 90. Thereby, since the ends of the plurality of building materials 10, 10 are integrally and firmly connected, a long building member can be formed.

  Although FIG. 13 and FIG. 14 show the connection structure of the building materials 10 and 10, the same connection structure as FIG. 13 and FIG. 14 should be used for the building materials 20, 30, 40, 50, 60, 70 and 80. Thus, a long building member can be formed. In addition, since the connection structure shown to FIG. 13, FIG. 14 shows an example and it does not limit to this, the connection structure employ | adopted as a wooden building etc. can also be utilized.

Incidentally, building materials 10,2 0 described based on FIGS. 1 to 7 is an illustration of a building material according to the present invention, building materials of the present invention is limited to the building materials 10,2 0 described above It is not something to be done.

  The building material according to the present invention can be widely used as a component of a wooden building in the field of the construction industry.

10, 20, 30, 40, 50, 60, 70, 80 Building material 11, 21 first reinforcing member 11a, 12a upper end surface 11b, 12b lower end surface 12, 22 second reinforcing member 12c step portion 13, 43, 53, 73, 83 Body member 13a, 13b Long side portion 14 Belt-shaped reinforcing member 15 Column 16 Mounting tool 16a Flat portion 16b Receiving portion 16c, 16d Screw hole 17 Connector 23 Third reinforcing member 24 Fourth reinforcing member 24c Recess groove 43p, 53p plate material 54 band reinforcing material 90 connecting member C adhesive agent M1, M2, M3, M4, M5, M6, M7, M8 screw

Claims (6)

A rectangular plate-shaped main body member made of wood,
A wood-made first reinforcing member fixed by an adhesive so as to sandwich a region along one of the long side portions of a pair of opposed long side portions of the main body member from both sides of the main body member. When,
A second reinforcing member made of wood material fixed by an adhesive so as to sandwich an area along the other long side of the main body member from both sides of the main body member;
And a belt-like reinforcing member made of synthetic resin interposed between the main body member and the second reinforcing member,
The belt-like reinforcing material is fitted in a step portion provided in a region near the other long side portion of the main body member of the surface to be fixed to the main body member in the second reinforcing member and the main body member and the main body member It is fixed by an adhesive while being held between the second reinforcing member and
A screw which is screwed from the first reinforcing member to the other first reinforcing member at a portion close to the upper end face of one of the first reinforcing members, and the other first reinforcing member A screw which is screwed from the first reinforcing member to the one of the first reinforcing members at a portion near the lower end face of the first member;
A screw which is screwed from the second reinforcing member to the other second reinforcing member at a portion near the upper end face of the second reinforcing member, and the other of the second reinforcing member wherein from said second reinforcing member in the lower end face near portion of the member belt-shaped reinforcing member, and said body member, bis screwed up to the second reinforcing member of hand through the belt-shaped reinforcing member , Building materials with. A rectangular plate-shaped main body member made of wood,
A wood-made first reinforcing member fixed by an adhesive so as to sandwich a region along one of the long side portions of a pair of opposed long side portions of the main body member from both sides of the main body member. When,
A second reinforcing member made of wood material fixed by an adhesive so as to sandwich an area along the other long side of the main body member from both sides of the main body member;
A third reinforcing member fixed by an adhesive so as to cover an end surface of the long side portion of the main body member and an end surface of the first reinforcing member on the side sandwiched by the first reinforcing member;
A fourth reinforcing member fixed by an adhesive so as to cover an end face of the long side portion of the main body member on the side sandwiched by the second reinforcing member and an end face of the second reinforcing member;
An end surface of the long side portion of the main body portion held by the second reinforcing member, an end surface of the second reinforcing member, and a belt-like reinforcing material made of synthetic resin interposed between the fourth reinforcing member , And
The long side portion of the main body portion on the side where the belt-like reinforcing material is fitted into a recessed groove portion provided in the surface of the fourth reinforcing member to be fixed to the main body member and is sandwiched by the second reinforcing member The end face and the end face of the second reinforcing member are fixed by an adhesive in a state of being held between the fourth reinforcing member,
Bis screwed up through the body member from the first reinforcing member reaches the other of the first reinforcing member at the upper end face near portion of one of said first reinforcing member and the other of said first reinforcing A screw which is screwed from the first reinforcing member through the main body member to a first reinforcing member at a portion near the lower end face of the member;
A screw that is screwed from the second reinforcing member to the other second reinforcing member at a portion close to the upper end surface of one of the second reinforcing members and the other second reinforcing member A screw screwed from the second reinforcing member through the main body member to a portion of the first reinforcing member at a portion closer to the lower end face of the housing;
A screw screwed from the upper end surface of the third reinforcing member to the first reinforcing member through the third reinforcing member ;
A building material, comprising: a screw which is screwed from the lower end surface of the fourth reinforcing member to the second reinforcing member through the fourth reinforcing member and the belt-like reinforcing material.   The building material according to claim 1 or 2, comprising a plurality of plate members in which the main body member is fixed in a laminated manner with an adhesive.   The building material according to claim 3, wherein a band-shaped reinforcing material made of a synthetic resin or a metal plate is interposed between a plurality of the plate members and fixed by an adhesive.   The building material according to any one of claims 1 to 4, wherein the beltlike reinforcing material and the belt-like reinforcing material are formed of polyethylene terephthalate fibers or aramid fibers.   The building material according to any one of claims 1 to 5, wherein the adhesive contains a polyurethane resin.

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