Reinforcing member for building and construction and reinforced structure using the reinforcing member

Abstract

The present invention relates to a reinforcing member for a building and a construction, which reinforces a structural member in a building and a construction, and reinforced structure using the reinforcing member. The reinforcing member comprises an attaching metal member to a structural member, an energy absorber, and a surface metal member. The energy absorber is held between the attaching metal member and the surface metal member, and integrated with those metal members. Further, the present invention relates to a reinforced structure having a vibration-proofing performance and an earthquake resistance, which comprise the reinforcing member bridged and installed on a joint portion between a post structural member and an another structural member connected to the post structural member.

1 . A reinforcing member for a building and a construction which reinforces a structural member in a building and a construction, wherein the reinforcing member comprises an attaching metal member to the structural member of the building and the construction, a surface metal member having a fixing portion to the structural member, and an energy absorber, which is held between the attaching metal member and the surface metal member, and integrated with these metal members. 
   
   
       2 . The reinforcing member according to  claim 1 , wherein the energy absorber is one selected from a high-damping rubber and a viscoelastic thermoplastic resin having an equivalent damping factor (Heq) of 10 to 60% and a modulus of transverse elasticity (G) of 0.05 to 2.0 N/mm 2 . 
   
   
       3 . The reinforcing member according to  claim 1 , wherein the fixing portion to the structural member is formed in a part of the surface metal member in which the attaching metal member and the energy absorber are not present. 
   
   
       4 . The reinforcing member according to  claim 1 , wherein the attaching metal member in the reinforcing member is planar or has a U-shaped section perpendicular to a longitudinal direction. 
   
   
       5 . The reinforcing member according to  claim 1 , wherein the attaching metal member and the surface metal member in the reinforcing member are divided into at least two parts; one of the divided attaching metal members is arranged to connect two surface metal members, and a continuous energy absorber is held between the surface metal member and the attaching metal member and integrated with the surface metal member and the attaching metal member. 
   
   
       6 . The reinforcing member according to  claim 1 , wherein a type of the surface metal member in the reinforcing member is selected from a T-shaped type, an I-shaped type (strip-shaped), an L-shaped type, a crucial type, and a V-shaped type, or the surface metal member has an L-shaped vertical section. 
   
   
       7 . The reinforcing member according to  claim 1  wherein, in the longitudinal portion of the T-shape of the surface metal member of the T-shaped type in the reinforcing member, right and left overhang portions are formed near the another structural member connected to the post member in parallel to the latitudinal portion of the T-shaped type of the surface metal member of the T-shaped type. 
   
   
       8 . The reinforcing member according to  claim 1 , wherein, a projection pin is formed near one edge portion of the surface of the attaching metal member to the post, a penetrating opening is formed in the surface metal member near an edge portion corresponding to the projection pin, the energy absorber is held between the attaching metal member and the surface metal member, and the projection pin is inserted into the opening of the surface metal member and integrated with the surface metal member. 
   
   
       9 . The reinforcing member according to  claim 1 , wherein a plurality of locking claws are formed on a fixing portion to the structural member of the surface metal member. 
   
   
       10 . A reinforced structure of a building and a construction, wherein the reinforcing member, in which the energy absorber is held between the attaching metal member and the surface metal member and integrated with these metal members, is installed and bridged between the post structural member of the building and the construction and the joint portion of the post structural member and the another structural member connected to the post structural member. 
   
   
       11 . The reinforced structure according to  claim 10 , wherein, in the reinforcing member in which the energy absorber is held between and integrated with the attaching metal member to the structural member and the surface metal member, the attaching metal member constituting the reinforcing member is fixed to a post structural member and/or another structural member connected to the post structural member, and the surface metal member constituting the reinforcing member is bridged between the post structural member and a joint portion of the post structural member and the another structural member connected to the post structural member and fixed to the post structural member or another structural member connected to the post structural member at the fixing portion of the surface metal member. 
   
   
       12 . The reinforced structure according to  claim 10 , wherein the attaching metal member and the surface metal member constituting the reinforcing member are divided into at least two parts, one of the divided attaching metal members is attached to the another structural member connected to the post structural member while the other of the attaching metal members is attached to the post structural member, and one of the divided surface metal portions is bridged between the post structural member and the another structural member connected to the post structural member and fixed to the post structural member and the another structural member connected to the post structural member at a fixing portion formed on the surface metal member. 
   
   
       13 . The reinforced structure according to  claim 10 , wherein one of the divided surface metal members is arranged to be bridged between the post structural member and the another structural member connected to the post structural member, and fixed to the post structural member or the another structural member connected to the post structural member through an auxiliary member at the fixing portion of the surface metal member. 
   
   
       14 . The reinforced structure according to  claim 10 , wherein a type of the surface metal member is selected from a T-shaped type, an I-shaped type (strip-shaped), an L-shaped type, a crucial type, and a V-shaped type, or the surface metal member has an L-shaped vertical section, and the attaching metal member is a planar metal member. 
   
   
       15 . The reinforced structure according to  claim 10 , wherein the reinforcing member, in which the surface metal member constituting the reinforcing member is T-shaped type and an attaching metal member is planar, is arranged to a joint portion bridged between a post structural member and a beam. 
   
   
       16 . A reinforced structure of a building and a construction, wherein a surface metal member constituting a reinforcing member is of a V-shaped type (forked chevron shape), an attaching metal member constituting the reinforcing member is fixed to a post structural member, a forked portion of the V-shaped surface metal member forms a fixing portion to another structural member to bridge the fixed portion between the post structural member and the another structural member (beam or groundsill) connected to the post structural member, a spacer is arranged on the fixing portion between the forked portion of the surface metal member and the another structural member, a plate-like L angle (L-shaped metal plate) is arranged at a corner portion on a side facing a joint portion between the post structural member and the another structural member connected to the post structural member, and the spacer and the L angle are fixed to the another structural member connected to the post structural member together with the fixing portion of the surface metal member. 
   
   
       17 . A reinforced structure of a building and a construction, wherein an attaching metal member and a surface metal member constituting a reinforcing member are divided into at least two parts; one of the divided attaching metal members is attached to a post structural member while the other is attached to another structural member connected to the post structural member, and one of the divided surface metal members constituting the reinforcing member is bridged between the post structural member and a groundsill connected to the post structural member, wherein a bent plate-like auxiliary metal member is arranged between the groundsill and a base, and one side of the auxiliary metal member is fixed to the base while the other side is connected to the fixing portion of the surface metal member constituting the reinforcing member. 
   
   
       18 . A reinforced structure of a building and a construction, wherein an attaching metal member constituting-a reinforcing member are divided into at least two parts, the reinforcing member having the surface metal member of a T-shaped type, a latitudinal portion of the T-shaped portion of the surface metal member is arranged on a groundsill connected to a post structural member, and a longitudinal portion of the T-shaped portion is bridged between the post structural member and the groundsill, wherein an auxiliary metal member having a Z-shaped section is used, and one side of the member having the Z-shaped section is inserted between the groundsill and a base while the other side is located at a position contacting with upper edge portion of the latitudinal portion of the T-shaped portion of the surface metal member of the reinforcing member on an upper surface side of the groundsill and installed on the groundsill. 
   
   
       19 . A reinforced structure of a building and a construction, wherein a reinforcing member, in which a surface metal member constituting a reinforcing member is of one of an I-shaped type (strip shape) and a T-shaped type, an attaching metal member has a planar shape, and an energy absorber is held between the metal members and integrated with the metal members, is installed to be bridged among an upper framework of a wall framework, a floor framework, and a lower framework of a building of a wall framework, or among a framework, the floor framework, and the groundsill of a building or a construction built by the two-by-four method.