JP2002322817A - Fiber reinforcement system for building and building novel member - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reinforce the skeleton of a building for a long term at a low cost with an easy construction to improve the earthquake resistance, and provide a novel building member. SOLUTION: A fiber reinforcing member 11 formed in a long sheet shape by use of a high strength fiber such as Aramid fiber, carbon fiber, glass fiber or the like which are actively used for earthquake resisting reinforcement of a public work piece or large building and highly evaluated as a material is arranged along the surface of a building member such as a foundation 1, a sill 2, a column 3, a horizontal member 5, a brace 6 or the like constituting the skeleton C of the building. Fixing metal fittings 12 provided on both ends of the fiber reinforcing member 11 are fixed to the building member by bolts and nuts, and the building member is reinforced by the fiber reinforcing member 11 to enhance the earthquake resistance of the building.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fiber reinforcement system for a building and a fiber reinforced building for reinforcing a building body by reinforcing building members constituting the building and joints between the building members. It relates to members.

[0002]

2. Description of the Related Art A collapse of a building due to an earthquake or the like is caused by breakage of a building member itself or a joint between building members constituting a building frame of the building. Improving the earthquake resistance and durability performance has become a major social problem. For this reason, in recent years, since the Great Hanshin Earthquake, major building members and their joints have been
It is reinforced using special hardware for earthquake resistance.
In new construction, legally demanding performance such as earthquake resistance and durability, use special hardware for bracing and firing or use structural plywood with increased surface rigidity to increase the strength of walls and floors. Enhancing has been done.

[0003]

However, in the above-mentioned reinforcing structure, since the special hardware used for the reinforcement is large and complicated, a large amount of labor is required for the mounting work. In particular, when attaching to an existing building, attention has to be paid to the interlocking with reinforcing materials such as studs, building materials, and underframes. In addition, in the case of fitting metal to wood and basic concrete, the method of attaching the metal becomes complicated, and time and labor are required for the construction work, resulting in an increase in cost. Further, there is a problem that the reinforcing metal used for a newly-built building is loosened due to thinning of a building member, and the reinforcing effect is reduced. In addition, new wood loss occurs due to the installation of hardware, lowering proof stress,
In addition, in the case of extension and remodeling, there is a problem that the proof strength of the existing portion deteriorates, and such hardware cannot be used for reinforcement. Moreover, in the case of this kind of reinforcement,
There was also a problem of corrosion due to salt damage and the like.

[0004] The present invention has been made in view of the above circumstances, can be very easily constructed and can be reinforced at low cost, and it is possible to maintain the reinforcing effect with high reliability for a long time. It is an object to provide a possible building fiber reinforcement system and fiber reinforced building new parts.

[0005]

In order to achieve the above object, a fiber reinforcement system for a building according to the first aspect of the present invention is a fiber reinforcement system for reinforcing a building having a skeleton formed by joining building members together. In recent years, high-strength fibers such as aramid fiber, carbon fiber, and glass fiber, which are actively used for seismic reinforcement of public works and large buildings, etc. The formed fiber reinforcement is disposed on the surface of the building member and is bonded by, for example, an epoxy resin.

As described above, building members such as foundations, foundations, columns, horizontal members, braces, and the like are reinforced by the fiber reinforcement made of high-strength fibers disposed on the surface thereof. It is possible to reliably reinforce the entire frame C of the constructed building, thereby greatly improving the earthquake resistance of the building. Moreover, compared with the case where a large and complicated special reinforcing metal fitting is used, construction can be performed easily at low cost, and the time and labor required for construction can be reduced. In addition, there is no inconvenience such as a decrease in reinforcing effect due to thinning of building members or salt damage, a loss of wood, and the like, a high reinforcing effect can be maintained for a long time, and high reliability can be obtained in a long term. In particular, in the case of a building member such as a horizontal member, a bending strength of the horizontal member can be greatly improved by arranging a fiber reinforcing material on the lower surface side and reinforcing the material by, for example, bonding.

According to a second aspect of the present invention, there is provided a fiber reinforcement system for a building according to the first aspect, wherein the fiber reinforcement is provided via a joint between the building members. It is characterized by being adhered by a system resin.

In other words, since a fiber reinforcement made of high-strength fiber is provided through the joint and reinforced by, for example, bonding, the joint between the building members can be reliably and long-lasting by the fiber reinforcement. Can be reinforced,
Building members do not come off at the joints between buildings due to an earthquake or the like.

According to a third aspect of the present invention, there is provided a fiber reinforcement system for a building according to the first or second aspect, wherein the fiber reinforcement is bonded to a surface of the building member with an epoxy resin. It is characterized by being pasted.

That is, the strength of the building member can be greatly increased by the fiber reinforcing material made of high-strength fiber attached to the surface of the building member. Strength can be increased and reinforced in the entire surface direction.

According to a fourth aspect of the present invention, there is provided a fiber reinforcement system for a building according to the first or second aspect, wherein an end of the fiber reinforcement is fixed to the building member. It is characterized by being.

As described above, the tensile strength of the building member can be greatly increased by bonding the fiber to the fiber reinforcing material made of the high-strength fiber whose end is tensioned and fixed to the building member, for example, with an epoxy resin. In addition, the end of the fiber reinforcing material is simply fixed by applying tension to the building member, and is bonded with, for example, an epoxy resin, so that the construction work can be simplified.

According to a fifth aspect of the present invention, in the fiber reinforcement system for a building according to any one of the first to fourth aspects, the fiber reinforcement is provided on the building member in a circumferential direction thereof. It is characterized by being wound around.

As described above, the tensile strength and the bending strength of the building member can be greatly improved by the fiber reinforcement made of high-strength fiber wound around and bonded with, for example, an epoxy resin, and the strength of the entire frame is increased. Can be achieved.

According to a sixth aspect of the present invention, in the fiber reinforcement system for a building according to the fifth aspect, the fiber reinforcement is wound so as to cover a joint between the building members. It is characterized by:

That is, the tensile strength, bending strength, and shear strength of the joints between building members can be greatly increased by a fiber reinforcement made of high-strength fibers wound around and bonded with, for example, an epoxy resin. Thereby, a building having a skeleton excellent in earthquake resistance can be obtained.

A fiber reinforcing system for a building according to claim 7 is a fiber reinforcing system for reinforcing a building having a skeleton formed by joining building members to each other. Aramid fiber, which is actively used for seismic reinforcement and highly evaluated as a material,
A fiber reinforcing material formed by impregnating a high-strength fiber such as carbon fiber or glass fiber with a knitted resin into a long braid is disposed along a diagonal line of a building member assembled in a rectangular shape and tensioned. It is characterized by having.

That is, the horizontal strength of the building body in which the building members are assembled in a rectangular shape can be greatly increased by the string-like fiber reinforcement made of high-strength fibers arranged on the diagonal line of the rectangular shape. A building having an excellent skeleton can be obtained.

The fiber reinforcing system for a building according to the present invention is a fiber reinforcing system for reinforcing a building having a skeleton formed by joining building members to each other. Aramid fiber, which is actively used for seismic reinforcement and highly evaluated as a material,
A fiber reinforcing material formed by knitting a high-strength fiber such as carbon fiber or glass fiber into a long braid is inserted into the through-hole formed in the building member in the longitudinal direction thereof, and is tightened. It is characterized by.

As described above, the bending strength and the like of the building member can be greatly increased by the string-like fiber reinforcing material inserted into the through-hole formed in the building member and stretched in the longitudinal direction. A building having an excellent skeleton can be obtained.

The fiber reinforcing system for a building according to the ninth aspect is a fiber reinforcing system for reinforcing a building having a skeleton formed by joining building members to each other. Aramid fiber, which is actively used for seismic reinforcement and highly evaluated as a material,
A fiber reinforcing material formed by molding a high-strength fiber such as a carbon fiber or a glass fiber with a resin is covered and fixed so as to cover a joint between the building members.

As described above, the joints such as the joints and joints of the building members are covered by the fiber reinforcing material molded by mixing the high-strength fibers and further reinforced by bonding or the like. Can be sufficiently reinforced, and the earthquake resistance can be improved.

According to a tenth aspect of the present invention, the new building member is a building member constituting a frame of a building, wherein the building member is a laminated member formed by laminating a plurality of plate members and the engineered wood plate member such as LVL or plywood. The surface layer or the second layer from the surface. Recently, aramid fiber, carbon fiber, glass fiber, etc., which are actively used for seismic reinforcement of public works and large buildings, etc. It is characterized in that a fiber reinforcing material having strength fibers formed in a sheet shape is bonded and fixed.

In other words, the strength against bending load applied to the member can be greatly improved by the fiber reinforcement made of high-strength fiber provided on the member surface side or between the second layer from the surface, and the vertical load can be reduced. High strength laminated wood, LVL
Alternatively, it can be a building member made of plywood.

[0025] The new building member according to claim 11 is a building member such as a surface material (OSB) constituting a surface of a building,
A fiber made of high-strength fiber such as aramid fiber, carbon fiber, and glass fiber, which has been actively used in several small wood pieces in recent years for seismic reinforcement of public works and large buildings, and has been highly evaluated as a material. Mix several small pieces of reinforcement,
It is characterized by being integrated and pressed and molded with an adhesive.

As described above, since small pieces of fiber reinforcing material made of high-strength fibers are mixed with small pieces of wood, integrated with an adhesive and pressed and molded, the overall bending and shear strength is reduced by fiber reinforcement. This can be greatly improved by a plurality of small pieces of material.

[0027] The new building member according to claim 12 is a building member constituting a skeleton of a building, and its surface has been used actively for public works and large-scale buildings in recent years. Aramid fiber, which has been highly evaluated as
It is characterized in that a fiber reinforcing material in which high-strength fibers such as carbon fibers and glass fibers are formed in a sheet shape is attached with an adhesive, and subjected to secondary processing by heating and pressing.

That is, the bending strength can be greatly improved by a fiber reinforcing material composed of high-strength fiber which is previously heated and pressed and adhered to the surface of the main structural material of the wood with an epoxy resin or the like. .

The new building member according to the thirteenth aspect is a building member made of resin and GRC used for buildings, and is actively used in molding in recent years for seismic reinforcement of public works and large buildings. In addition, a sheet-like fiber reinforcement made of high-strength fiber such as aramid fiber, carbon fiber, and glass fiber, which has been highly evaluated as a material, is mixed and heated and molded.

As described above, since the fiber reinforcing material made of high-strength fiber is mixed and heated and pressed, the strength can be greatly improved by the fiber reinforcing material.

The new building member according to claim 14 is a building member made of lightweight cellular concrete or concrete panel used for a building, wherein a sheet-like fiber reinforcement made of high-strength fiber is mixed during molding. It is characterized by doing.

That is, lightweight cellular concrete, which is frequently used as an outer wall material or flooring material in recent years, or a concrete panel produced by a factory, which is used for building walls, floors, roofs, etc., is bent by a fiber reinforcement made of high-strength fibers. , Can greatly improve the shear strength.

[0033]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a fiber reinforcement system for a building and a new building member according to an embodiment of the present invention. In FIG. 1, reference numeral 1 denotes a base, reference numeral 2
Is a base provided on the upper part of the foundation 1, and this base 2
A plurality of pillars 3 and studs 4 are erected on the upper part of. A horizontal member 5 is provided between the lower floor and the upper floor, and is connected to the pillar 3 and the stud 4. In addition, a brace 6 is disposed along a diagonal line at a portion formed in a rectangular shape by the base 2, the pillar 3, and the horizontal member 5, and is reinforced.

A plurality of fiber reinforcing members 11 are provided on the building body C of the building composed of building members such as the foundation 1, the base 2, the pillars 3, the studs 4, the horizontal members 5, the braces 6, and the like. The fiber reinforcement 11 is used for bonding and reinforcement. In recent years, the fiber reinforcing material 11 is actively used for seismic reinforcement of public works and large buildings, and is made of high-strength fibers such as aramid fiber, carbon fiber, and glass fiber, which have been highly evaluated as materials. At both ends, fixing brackets 12
It is formed in a long sheet shape with attached, and is bonded with an epoxy resin under tension to reinforce building members.

As shown in FIG. 2, the fixing bracket 12 is made of a metal plate or a reinforced plastic, and has a hole (not shown) through which a bolt 13 is inserted at one end, and a fixing hole at the other end. A pair of slits 14 through which the fiber reinforcement 11 is passed and connected are formed. Then, in order to connect the fiber reinforcing material 11 to the fixing bracket 12, the end of the fiber reinforcing material 11 is passed through one slit 14 from the back side, and then passed through the other slit 14 from the front side to the back side. Withdraw to As a result, the fiber reinforcement 11 is in a tensioned state, and the slit 14 also serves as a stopper for the fiber reinforcement 11 as described above.

Further, in order to fix the fixing bracket 12 to the building member of the skeleton C, the bolt 13 passed through the bolt insertion hole formed in the building member is passed through the hole of the fixing bracket 12 and the nut 15 is used. Fix and fix. At this time, the fiber reinforcement 11 is provided with a hole through which the bolt 13 can be inserted. In addition, what is shown in FIG.
Are fixed at the central part when the ends of the fixing members are collectively fixed or arranged in an X-shape, and the respective fiber reinforcements 11 are passed through the fixing members 12 and connected. The two pairs of slits 14 are formed, and these slits 14 are formed in the respective fiber reinforcing members 11 as described above.
It holds a tensioned state, and also has a role as a stopper.

The fiber reinforcement 11 is arranged along the columns 3, the horizontal members 5, and the braces 6 constituting the frame C. The fiber reinforcing member 11 arranged along the column 3 has a fixing bracket 12 at one end thereof fixed to the base 1, and the other end fixed above the column 3. The fiber reinforcing material 11 arranged along the horizontal member 5 extends along the outer surface of the horizontal member 5,
The fixing metal fittings 12 are provided so as to straddle the corner, and are provided at both ends thereof.
Are fixed on the outer surface of the horizontal member 5. Further, the fiber reinforcing material 11 disposed on the brace 6 has the fixing metal 12 at one end thereof fixed to the joint between the base 2 and the column 3, and the fixing metal 12 at the other end thereof is fixed to the column 3 and the horizontal member. 5 is fixed at the joint.

As described above, according to the fiber reinforcement system for a building using the fiber reinforcement 11, the pillar 3, the horizontal member 5, and the braces 6 are arranged along the longitudinal direction of the fiber. Since the adhesive is reinforced by the reinforcing member 11, the entire skeleton C of the building constituted by these building members can be surely reinforced, thereby greatly increasing the earthquake resistance of the building having the skeleton C. be able to.

Further, compared with the case where a large and complicated special reinforcing metal fitting is used, the construction can be performed easily at low cost, and the time and labor required for the construction can be reduced. In addition, there is no inconvenience such as a decrease in reinforcing effect due to thinning of building members or salt damage, a loss of wood, and the like, a high reinforcing effect can be maintained for a long time, and high reliability can be obtained in a long term.

FIG. 4 shows an example in which the fiber reinforcing material 11 is provided via a joint between building members. That is, in this example, the fiber reinforcement 11 is disposed along the column 3 and the brace 6 via the joint between the column 3 and the lateral member 5.

If the fiber reinforcement 11 is provided via the joints, the joints between the building members can be reliably and long-term reinforced with the fiber reinforcements 11. The building members do not come off at the joints between the buildings due to the like.

Here, the fiber reinforced sheet 11 is bonded and arranged from the base 2 to the horizontal member 5 as a girder as shown in FIG.
This is an example in which the base 1 and each of the horizontal members 5 are fixed by fixing brackets 18.

FIG. 6 shows an example in which the fiber reinforcing material 11 is arranged on the lower surface side along the horizontal member 5 which is a beam material. By bending and attaching the fiber reinforcing material 11 to the lower surface side of the horizontal member 5 which is a beam material in this manner, the bending strength of the horizontal member 5 can be significantly improved, The amount of deflection can be reduced.

In this example, as shown in FIG. 7, fixing bolts 16 are welded and fixed to fixing metal fittings 12 provided at both ends of the fiber reinforcing material 11.
The nut 15 is fixed by pulling it through a bolt insertion hole formed in the column 3 and fastening and fixing a nut 15 on the opposite side.

FIG. 8 shows a face member 21 used as a building member instead of a brace that bears the horizontal physical strength of a wall.
A fiber reinforcing material 11 in which high-strength fibers are formed in a sheet shape is adhered along the surface of the base 2 and the base 1 with the adhesive.
The surface has also reached. And according to the fiber reinforcement system of this structure, the horizontal strength of the surface material 21 can be increased including the whole surface direction, the base 2 and the foundation 1.

FIGS. 9 to 11 show a structure in which a fiber reinforcing material 11 in which high-strength fibers are formed in a long sheet shape is wound around a pillar 3 as a building member. In particular, the structure shown in FIG. , A fiber reinforcement 11 is wound around the entire joint of the base 2, the column 3, and the brace 6, and a sheet-like material is bonded and arranged in an L-shape to reinforce the corner portion of the foundation 1. is there. The thing shown in FIG.
The fiber reinforcement 11 is wound around the entire joint of the brace 6. According to this structure, the building members themselves and the joints between these building members can be reliably reinforced.

FIG. 11 shows the structure of the joint between the column 3 and the horizontal member 5. The fiber reinforcing member 11 is turned over the horizontal member 5 so that both ends are connected to the upper end of the column 3. The fiber reinforcement 11 is wound around the column 3 together with the fiber reinforcement 11 along the vicinity.

FIG. 12 shows a reinforcing structure in the roof portion of the truss assembly. The roof members (lattice members) 19 and the roof members (lattice members) 19 and the horizontal members (chord members) 5 are shown in FIG. The fiber reinforcing material 11 is wound around and bonded and fixed to the joint portion of. Further, what is shown in FIG.
This shows a reinforcing structure in a truss structure portion, and a fiber reinforcing material 11 is wound around and bonded and fixed to a joint between a horizontal member (chord member) 5 and a truss member (lattice member) 20.

The one shown in FIG. 14 is a rectangular part assembled by the base 2, the pillars 3 and the horizontal members 5,
On the diagonal line, a fiber reinforcing material 11 formed by impregnating a high-strength fiber into a long braid with a knitting resin is stretched, and according to this structure, a large part of the rectangularly assembled portion is formed. Horizontal strength can be improved. At the center of the rectangular portion, a ring 22 to which the respective fiber reinforcements 11 are connected to apply tension is provided, and the ends of the fiber reinforcements 11 are attached to metal fittings 23 attached to the frame C via bolts. Has been established.

In this example, the structure for reinforcing the vertically formed rectangular portion composed of the base 2, the pillars 3 and the horizontal members 5 is shown. However, building members such as the horizontal members 5 and small beams are used. It is needless to say that the present invention can also be applied to a horizontal rectangular portion composed of.

FIG. 15 shows a fiber reinforced material 1 formed by impregnating a high-strength fiber into a long braid with a knitting resin.
This shows another reinforcing structure using No. 1. In this braided fiber reinforcing material 11, the base member 2 is passed through a through hole formed in the center of the column 3 from the base 2 to the upper horizontal member 5 which is a girder. It is provided in a state where tension is applied. That is,
This reinforcing structure can significantly improve the tensile strength between building members by arranging the braided fiber reinforcing material 11 in a through-hole formed at the center of a building member such as a pillar while applying tension. .

As shown in FIGS. 15 and 16, a bolt 17a having male threads is fixed to both ends of the fiber reinforcing member 11.
Is screwed into a female screw connector 17b having a female thread to connect the fiber reinforcements 11 together, or to fasten and fix the fiber reinforcement 11 to a stud erected on the foundation 1 or a nut fixed to the horizontal member 5. It can be fixed. Further, in addition to the passage through the through hole formed at the center of the pillar 3, it is also possible to provide the reinforcement 3 in the adjacent part of the pillar 3.

FIG. 17 shows an example in which the frame C of the building A is reinforced by combining the long sheet-like fiber reinforcement 11 and the braided fiber reinforcement 11. In this example, a braided fiber reinforcement 11 is provided in the pillars 3 arranged at the corners, and a long sheet-like fiber reinforcement 11 is provided on the surface of the other pillars 3. By combining 11, the skeleton C can be more effectively reinforced.

FIGS. 18 to 21 show, for example,
Joints and joints of architectural members such as pillars 3, bases 2, beams, and other horizontal members joined by tenon / groove fitting, and fiber reinforcing members 11 formed in a U-shape in cross section, respectively. The fiber reinforcement 11 is formed by impregnating a resin such as vinyl chloride with a high-strength fiber and molding it by fitting and bonding so as to cover the portion. According to the structure using the fiber reinforcing material 11, the fiber reinforcing material 11 is put on the joints and joints of the building members, the periphery thereof is covered, and it is extremely easy only by bonding with an epoxy resin. Reinforcement in parts can be provided.

FIG. 22 shows a laminated member in which a plurality of plate members 25 are laminated, and is a building member used as the base 2, the pillar 3, and the horizontal member 5. The architectural member is a fiber reinforcing material 11 in which high-strength fibers are formed into a sheet between the second layers from the surface between the plate members 25 constituting the architectural member.
Are provided, and the plate members 25 are adhered and fixed to each other with an adhesive to be integrated. Further, the fiber reinforcement 11 may be bonded and fixed to the surface side.

According to the construction member having such a structure, the overall strength can be greatly improved by the fiber reinforcing material 11 provided on the surface side or between the second layer from the surface, and a high-strength assembly can be achieved. It can be a building member made of a material. For beams with large cross sections, such as beams, the bending strength is effective only at the lower end of the beam,
Cost can be reduced.

FIG. 23 shows an architectural member made of LVL in which a plurality of thin plywood plate members 26 are laminated. In the plate members 26, the fiber reinforcing material 11 is placed between the second layers from the surface of the member. Are arranged and adhered and fixed to each other. And even in this building member, the strength against a vertical load or the like can be greatly improved by the fiber reinforcing material 11. In this case, also in this case, the fiber reinforcement 11
May be bonded and fixed to the surface side. Also in this case, similarly, in the case of a beam or the like having a large cross section, the bending strength is effective only at the lower end of the beam, so that the cost can be reduced.

The plate shown in FIG.
7 is a building member made of a plywood used as a face material by laminating No. 7 between the plate members 27 constituting the building member. The material 11 is provided on the lower end side (back side) of the plate material used. The plate members 27 are adhered and fixed to each other with an adhesive and integrated to form a face material. In this case as well, the fiber reinforcing material 11 may be bonded and fixed to the surface of only the lower end of the plate material to be used. According to the building member having this structure, the bending strength can be greatly improved by the fiber reinforcing material 11 provided on the front side or between the second layers from the front side.

FIG. 25 shows a face material (OSB) of another structure used as a building member. This face material,
A plurality of small pieces of the fiber reinforcing material 11 in which high-strength fibers are formed in a sheet shape are mixed with a plurality of small wood pieces 28, and are integrated by an adhesive and pressed and molded. And according to the face material which is a building member of this structure, the bending strength can be greatly improved by the small piece of the fiber reinforcement 11 mixed.

FIG. 26 shows a building member comprising a panel 30 such as lightweight cellular concrete or a concrete panel used for the building A, and a sheet-like fiber reinforcing material 11 made of high-strength fiber at the time of molding. And molded. In other words, the lightweight cellular concrete, which is often used as an outer wall material and flooring material in recent years, and the concrete-manufactured concrete panel 30, which is used for building walls, floors, and roofs, are bent by the fiber reinforcing material 11 made of high-strength fiber. The shear strength can be greatly improved.

As a building member, a fiber reinforcement 11 in which high-strength fibers are formed in a sheet shape is adhered to the surface with an adhesive, and then the fiber reinforcement 11 is heated and pressed to perform a secondary processing. And may be reinforced. Also,
As a resin-made building member used for an outer wall material or the like, a GRC made of GRC whose bending strength is greatly increased by mixing a fiber reinforcing material 11 made of high-strength fiber and molding by heating and pressing at the time of molding. GR for building materials and windows
Building members made of C and resin can be used.

FIGS. 27 and 28 show an example in which the existing building A is reinforced. As shown in the figures, the surface of the outer wall 31 of the existing building A, such as mortar, is shown in FIG. In addition, a long sheet-shaped fiber reinforcing material 11 is disposed and adhered by a metal fitting 12 which is crossed and tensioned and fixed. Further, a siding material 33 is attached to the outer side of the fiber reinforcing material 11 via a body edge 32. In other words, the fiber reinforcement 1
By arranging 1, the outer wall portion of the existing building A can be easily reinforced.

[0063]

As described above, according to the fiber reinforcing system for building and the new building member of the present invention, the following effects can be obtained. According to the fiber reinforcing system for a building according to claim 1, a building member such as a foundation, a base, a column, a horizontal member, a brace, or the like, is made of a high-strength fiber provided on the surface thereof by bonding or the like. Is reinforced by
It is possible to reliably reinforce the entire skeleton of the building constituted by these building members, thereby greatly improving the earthquake resistance of the building. Moreover, compared with the case where a large and complicated special reinforcing metal fitting is used, construction can be performed easily at low cost, and the time and labor required for construction can be reduced. In addition, there is no inconvenience such as a decrease in reinforcing effect due to thinning of building members or salt damage, a loss of wood, and the like, a high reinforcing effect can be maintained for a long time, and high reliability can be obtained in a long term. In particular, in the case of building members such as horizontal members, by arranging and bonding a fiber reinforcing material on the lower surface side, the bending strength of the horizontal members can be greatly improved, and the amount of deflection due to vertical load is small. it can.

According to the fiber reinforcement system for a building according to the second aspect, since the fiber reinforcement made of high-strength fiber is provided via the joint, the joint between the building members is fiber-reinforced. The material can be bonded and reinforced to ensure reliable and long-term reinforcement, and there is no possibility that building members will come off at joints between buildings due to an earthquake or the like.

According to the fiber reinforcing system for a building according to the third aspect, the strength of the building member is greatly increased by the fiber reinforcing material made of the high-strength fiber adhered to the surface of the building member with the epoxy resin. Can be enhanced, especially
In a building member such as a face material, strength against displacement in a direction orthogonal to the surface can be increased. In addition, the corners can also be reinforced especially at the foundation.

According to the fiber reinforcing system for a building according to the fourth aspect, the strength of the building member can be greatly increased by the fiber reinforcing material made of high-strength fiber whose ends are fixed to the building member. In addition, since it is only necessary to fix and bond the end portion of the fiber reinforcing material to the building member, the construction work can be simplified.

According to the fiber reinforcing system for a building according to the fifth aspect, the tensile / bending strength of the building member can be greatly improved by the fiber reinforcing material made of high-strength fiber wound around and adhered. The strength of the entire frame can be increased.

According to the fiber reinforcing system for a building according to the sixth aspect, the tensile strength, bending strength and shear strength at the joints between building members are greatly increased by the fiber reinforcing material made of high-strength fiber wound around and adhered. Therefore, it is possible to obtain a building having a skeleton excellent in earthquake resistance.

According to the fiber reinforcing system for a building according to the seventh aspect, the strength of the building body in which the building members are assembled in a rectangular shape is reduced by a string-like fiber made of high-strength fibers arranged on the rectangular diagonal line. Can be greatly enhanced by reinforcements,
A building having a skeleton excellent in earthquake resistance can be obtained.

According to the fiber reinforcing system for a building according to the eighth aspect, the tensile strength of the building member is enhanced by the string-like fiber reinforcing material inserted into the through hole formed in the longitudinal direction of the building member and tensioned. Etc. can be greatly increased, and a building having a skeleton excellent in earthquake resistance can be obtained.

According to the fiber reinforcing system for a building according to the ninth aspect, the joints such as the joints and joints of the building members are formed by
Since the high-strength fiber is covered with a fiber reinforcing material molded of resin and adhered and reinforced, the joint can be sufficiently reinforced and the earthquake resistance can be improved.

According to the new construction member of the tenth aspect, the bending load applied to the member by the fiber reinforcing material made of high-strength fiber provided on the surface side of the member or between the second layer from the surface between the plate members. Can be greatly improved, and a building member made of glulam, LVL or plywood having high strength against vertical load can be obtained.

According to the construction new member of the eleventh aspect, since the small piece of fiber reinforcing material made of high-strength fiber is mixed with the small piece of wood and integrated with an adhesive, the face material is pressed and molded. The overall bending / shear strength can be greatly improved by a plurality of small pieces made of fiber reinforcement.

According to the new construction member of the twelfth aspect, there is provided a main structural lumber whose strength is greatly improved by a fiber reinforcement made of high-strength fiber which is adhered to the surface by applying heat and pressure. can do.

According to the construction new member of the thirteenth aspect, since the fiber reinforcing material made of high-strength fiber is mixed and molded by heating and pressure, the exterior is greatly improved in strength by the fiber reinforcing material. Materials, flooring, resin sash, etc. can be provided.

According to the new building member of the present invention, lightweight cellular concrete which is frequently used as an outer wall material and a floor material in recent years, and a concrete panel produced by a factory which is used for a wall, a floor, a roof, etc. of a building are made of high strength. The bending and shear strength can be greatly improved by the fiber reinforcing material made of fiber.

[Brief description of the drawings]

FIG. 1 is a perspective view of a building constituting a building for explaining a fiber reinforcement system for a building according to an embodiment of the present invention.

FIG. 2 is a perspective view of a fixing portion for explaining a fixing structure of a fiber reinforcing material used in a fiber reinforcing system for a building according to an embodiment of the present invention to a building member.

FIG. 3 is a perspective view of a fixing portion for explaining a fixing structure of a fiber reinforcing material used in a building fiber reinforcing system according to an embodiment of the present invention to a building member.

FIG. 4 is a perspective view of a building constituting a building for explaining a fiber reinforcement system for a building according to an embodiment of the present invention.

FIG. 5 is a cross-sectional view of a building constituting a building for explaining a fiber reinforcement system for a building according to an embodiment of the present invention.

FIG. 6 is a perspective view of a transverse member illustrating a structure of disposing the fiber reinforcing member on a transverse member constituting a building body of a building, illustrating a fiber reinforcing system for a building according to an embodiment of the present invention. .

FIG. 7 is a perspective view of a fixing point of the fiber reinforcing material, illustrating a structure of disposing the fiber reinforcing material on a horizontal member constituting a building frame of the building, illustrating a fiber reinforcing system for a building according to an embodiment of the present invention. FIG.

FIG. 8 is a perspective view of a building constituting a building for explaining a fiber reinforcement system for a building according to an embodiment of the present invention.

FIG. 9 is a perspective view of a building constituting the building, illustrating the fiber reinforcement system for the building according to the embodiment of the present invention.

FIG. 10 is a perspective view of a building constituting a building, illustrating a fiber reinforcement system for a building according to an embodiment of the present invention.

FIG. 11 is a perspective view of a part of a building constituting a building for explaining a fiber reinforcement system for a building according to an embodiment of the present invention.

FIG. 12 is a front view of a part of a building constituting a building for explaining a fiber reinforcement system for a building according to an embodiment of the present invention.

FIG. 13 is a front view of a part of a building constituting a building for explaining a fiber reinforcement system for a building according to an embodiment of the present invention.

FIG. 14 is a front view of a part of a building constituting a building for explaining a fiber reinforcement system for a building according to an embodiment of the present invention.

FIG. 15 is a cross-sectional view of a building constituting a building, illustrating a fiber reinforcement system for a building according to an embodiment of the present invention.

FIG. 16 is a perspective view showing a connection structure between fiber reinforcements used in the fiber reinforcement system for a building according to the embodiment of the present invention.

FIG. 17 is a perspective view of a building constituting a building, illustrating a fiber reinforcement system for a building according to an embodiment of the present invention.

FIG. 18 is an exploded perspective view of a joint between building members constituting a building body of the building constituting the fiber reinforcement system for a building according to the embodiment of the present invention.

FIG. 19 is an exploded perspective view of a joint portion between building members constituting a building body of the building constituting the fiber reinforcement system for a building according to the embodiment of the present invention.

FIG. 20 is an exploded perspective view of a joint portion between building members constituting a building body of the building constituting the fiber reinforcement system for a building according to the embodiment of the present invention.

FIG. 21 is an exploded perspective view of a joint between building members constituting a building body of a building constituting the fiber reinforcement system for a building according to an embodiment of the present invention.

FIG. 22 is a perspective view of a building member for describing a configuration and a structure of a building new member according to an embodiment of the present invention.

FIG. 23 is a perspective view of a building member for describing a configuration and a structure of a building new member according to an embodiment of the present invention.

FIG. 24 is a perspective view of a building member for describing a configuration and a structure of a building new member according to an embodiment of the present invention.

FIG. 25 is a perspective view of a building member for explaining a configuration and a structure of a building new member according to an embodiment of the present invention.

FIG. 26 is a perspective view of a building member for describing a configuration and a structure of a building new member according to an embodiment of the present invention.

FIG. 27 is a front view of a building constituting a building, illustrating a fiber reinforcement system for a building according to an embodiment of the present invention.

FIG. 28 is a cross-sectional view of a building constituting a building for explaining a fiber reinforcement system for a building according to an embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Foundation (building member) 2 Base (building member) 3 Column (building member) 5 Lateral member (building member) 6 Brace (building member) 11 Fiber reinforcement 25, 26, 27 Board 28 Small wood piece 30 Panel (building member) ) C frame

Claims (14)

[Claims] 1. A fiber reinforcing system for reinforcing a building having a skeleton formed by joining building members to each other, wherein a fiber reinforcing material formed of a sheet of high-strength fiber is disposed on a surface of the building member. A fiber reinforcement system for a building, which is provided. 2. The fiber reinforcement system for a building according to claim 1, wherein the fiber reinforcement is provided via a joint between the building members. 3. The building fiber reinforcing system according to claim 1, wherein the fiber reinforcing material is attached to a surface of the building member. 4. The fiber reinforcement system for a building according to claim 1, wherein the fiber reinforcement is provided with its end fixed to the building member. 5. The fiber reinforcement system for a building according to claim 1, wherein the fiber reinforcement is wound around the building member in a circumferential direction. 6. The fiber reinforcement system for a building according to claim 5, wherein the fiber reinforcement is wound so as to cover a joint between the building members. 7. A fiber reinforcing system for reinforcing a building having a skeleton formed by joining building members to each other, wherein a fiber reinforcing material formed by knitting high-strength fibers into a long braid is formed in a rectangular shape. A fiber reinforcement system for a building, wherein the fiber reinforced system is arranged along a diagonal line of an assembled building member and is tightened. 8. A fiber reinforcement system for reinforcing a building having a skeleton formed by joining building members to each other, wherein the fiber reinforcing material formed by knitting high-strength fibers into a long braid is used as the building member. A fiber reinforcement system for a building, wherein the fiber reinforcement system is inserted into a through hole formed in the longitudinal direction and is tightened. 9. A fiber reinforcing system for reinforcing a building having a skeleton formed by joining building members to each other, wherein a fiber reinforcing material obtained by molding high-strength fiber with a resin is provided.
A fiber reinforcing system for a building, wherein the fiber reinforcing system is covered and fixed so as to cover a joint between the building members. 10. A building member constituting a building body of a building, wherein a high-strength fiber is provided on the surface side or in the second layer from the surface of the laminated material and the plate material of LVL or plywood obtained by laminating a plurality of plate materials. A new building member characterized in that a fiber reinforcing material formed in a sheet shape is bonded and fixed. 11. A building member constituting a building body of a building, wherein a plurality of small pieces of fiber reinforcing material made of high-strength fiber are mixed into a plurality of small pieces of wood, and are pressed and molded by being integrated with an adhesive. New building components characterized by 12. A building member constituting a building body of a building, wherein a fiber reinforcing material formed of a high-strength fiber in a sheet shape is adhered to the surface with an adhesive, and subjected to secondary processing by heating and pressing. New building components characterized by 13. A resin or GR used for a building
A building member made of C, wherein a sheet-like fiber reinforcing material made of high-strength fiber is mixed, heated and molded at the time of molding. 14. A building member made of lightweight cellular concrete or concrete panel used for a building, wherein a sheet-like fiber reinforcing material made of high-strength fiber is mixed and molded at the time of molding. Element.